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-rw-r--r--src/gallium/state_trackers/egl/Makefile87
-rw-r--r--src/gallium/state_trackers/egl/SConscript32
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d.c616
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d.h109
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_api.c814
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_api.h37
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_image.c136
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_image.h42
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_st.c479
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_st.h83
-rw-r--r--src/gallium/state_trackers/egl/common/native.h217
-rw-r--r--src/gallium/state_trackers/egl/common/native_helper.c253
-rw-r--r--src/gallium/state_trackers/egl/common/native_helper.h74
-rw-r--r--src/gallium/state_trackers/egl/common/native_modeset.h88
-rw-r--r--src/gallium/state_trackers/egl/common/native_probe.h68
-rw-r--r--src/gallium/state_trackers/egl/fbdev/native_fbdev.c470
-rw-r--r--src/gallium/state_trackers/egl/gdi/native_gdi.c406
-rw-r--r--src/gallium/state_trackers/egl/kms/native_kms.c830
-rw-r--r--src/gallium/state_trackers/egl/kms/native_kms.h138
-rw-r--r--src/gallium/state_trackers/egl/x11/glxinit.c682
-rw-r--r--src/gallium/state_trackers/egl/x11/glxinit.h11
-rw-r--r--src/gallium/state_trackers/egl/x11/native_dri2.c794
-rw-r--r--src/gallium/state_trackers/egl/x11/native_x11.c152
-rw-r--r--src/gallium/state_trackers/egl/x11/native_x11.h41
-rw-r--r--src/gallium/state_trackers/egl/x11/native_ximage.c498
-rw-r--r--src/gallium/state_trackers/egl/x11/x11_screen.c434
-rw-r--r--src/gallium/state_trackers/egl/x11/x11_screen.h110
27 files changed, 7701 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/egl/Makefile b/src/gallium/state_trackers/egl/Makefile
new file mode 100644
index 0000000000..fec178ffb3
--- /dev/null
+++ b/src/gallium/state_trackers/egl/Makefile
@@ -0,0 +1,87 @@
+TOP = ../../../..
+include $(TOP)/configs/current
+
+common_INCLUDES = \
+ -I. \
+ -I$(TOP)/src/gallium/include \
+ -I$(TOP)/src/gallium/auxiliary \
+ -I$(TOP)/src/gallium/drivers \
+ -I$(TOP)/src/egl/main \
+ -I$(TOP)/include
+
+common_SOURCES = $(wildcard common/*.c)
+common_OBJECTS = $(common_SOURCES:.c=.o)
+
+
+x11_INCLUDES = \
+ -I$(TOP)/src/gallium/drivers \
+ -I$(TOP)/src/glx \
+ -I$(TOP)/src/mapi \
+ -I$(TOP)/src/mesa \
+ $(X11_CFLAGS) \
+ $(shell pkg-config --cflags-only-I libdrm)
+
+x11_SOURCES = $(wildcard x11/*.c) \
+ $(TOP)/src/glx/dri2.c
+x11_OBJECTS = $(x11_SOURCES:.c=.o)
+
+
+kms_INCLUDES = $(shell pkg-config --cflags-only-I libdrm)
+kms_SOURCES = $(wildcard kms/*.c)
+kms_OBJECTS = $(kms_SOURCES:.c=.o)
+
+
+fbdev_INCLUDES = -I$(TOP)/src/gallium/winsys/sw -I$(TOP)/src/gallium/drivers
+fbdev_SOURCES = $(wildcard fbdev/*.c)
+fbdev_OBJECTS = $(fbdev_SOURCES:.c=.o)
+
+
+ALL_INCLUDES = $(common_INCLUDES) $(x11_INCLUDES) $(kms_INCLUDES) $(fbdev_INCLUDES)
+ALL_SOURCES = $(common_SOURCES) $(x11_SOURCES) $(kms_SOURCES) $(fbdev_SOURCES)
+ALL_OBJECTS = $(common_OBJECTS) $(x11_OBJECTS) $(kms_OBJECTS) $(fbdev_OBJECTS)
+
+##### TARGETS #####
+
+EGL_PLATFORMS_MODS = $(foreach plat, $(EGL_PLATFORMS), libegl$(plat).a)
+
+default: depend $(EGL_PLATFORMS_MODS)
+
+
+libeglx11.a: $(x11_OBJECTS) $(common_OBJECTS) Makefile
+ $(MKLIB) -o eglx11 -static $(x11_OBJECTS) $(common_OBJECTS)
+
+libeglkms.a: $(kms_OBJECTS) $(common_OBJECTS) Makefile
+ $(MKLIB) -o eglkms -static $(kms_OBJECTS) $(common_OBJECTS)
+
+libeglfbdev.a: $(fbdev_OBJECTS) $(common_OBJECTS) Makefile
+ $(MKLIB) -o eglfbdev -static $(fbdev_OBJECTS) $(common_OBJECTS)
+
+depend:
+ rm -f depend
+ touch depend
+ $(MKDEP) $(MKDEP_OPTIONS) $(ALL_INCLUDES) $(ALL_SOURCES) 2> /dev/null
+
+clean:
+ rm -f $(ALL_OBJECTS)
+ rm -f $(EGL_PLATFORMS_MODS)
+ rm -f depend depend.bak
+
+# Dummy target
+install:
+ @echo -n ""
+
+##### RULES #####
+
+$(common_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
+
+$(x11_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(x11_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
+
+$(kms_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(kms_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
+
+$(fbdev_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(fbdev_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
+
+sinclude depend
diff --git a/src/gallium/state_trackers/egl/SConscript b/src/gallium/state_trackers/egl/SConscript
new file mode 100644
index 0000000000..c4d01d6b28
--- /dev/null
+++ b/src/gallium/state_trackers/egl/SConscript
@@ -0,0 +1,32 @@
+#######################################################################
+# SConscript for egl state_tracker
+
+Import('*')
+
+if 'egl' in env['statetrackers']:
+
+ env = env.Clone()
+
+ env.Append(CPPPATH = [
+ '#/src/egl/main',
+ '#/src/gallium/winsys/sw',
+ '.',
+ ])
+
+ common_sources = [
+ 'common/egl_g3d.c',
+ 'common/egl_g3d_api.c',
+ 'common/egl_g3d_image.c',
+ 'common/egl_g3d_st.c',
+ 'common/native_helper.c',
+ ]
+
+ gdi_sources = common_sources + [
+ 'gdi/native_gdi.c',
+ ]
+
+ st_egl_gdi = env.ConvenienceLibrary(
+ target = 'st_egl_gdi',
+ source = gdi_sources,
+ )
+ Export('st_egl_gdi')
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.c b/src/gallium/state_trackers/egl/common/egl_g3d.c
new file mode 100644
index 0000000000..361cc7960b
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.c
@@ -0,0 +1,616 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "egldriver.h"
+#include "eglcurrent.h"
+#include "egllog.h"
+
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_format.h"
+#include "util/u_string.h"
+
+#include "egl_g3d.h"
+#include "egl_g3d_api.h"
+#include "egl_g3d_st.h"
+#include "native.h"
+
+/**
+ * Initialize the state trackers.
+ */
+static void
+egl_g3d_init_st(_EGLDriver *drv)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ EGLint i;
+
+ /* already initialized */
+ if (gdrv->api_mask)
+ return;
+
+ egl_g3d_init_st_apis(gdrv->stapis);
+ for (i = 0; i < ST_API_COUNT; i++) {
+ if (gdrv->stapis[i])
+ gdrv->api_mask |= egl_g3d_st_api_bit(i);
+ }
+
+ if (gdrv->api_mask)
+ _eglLog(_EGL_DEBUG, "Driver API mask: 0x%x", gdrv->api_mask);
+ else
+ _eglLog(_EGL_WARNING, "No supported client API");
+}
+
+/**
+ * Get the probe object of the display.
+ *
+ * Note that this function may be called before the display is initialized.
+ */
+static struct native_probe *
+egl_g3d_get_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct native_probe *nprobe;
+
+ nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
+ if (!nprobe || nprobe->display != dpy->NativeDisplay) {
+ if (nprobe)
+ nprobe->destroy(nprobe);
+ nprobe = native_create_probe(dpy->NativeDisplay);
+ _eglSetProbeCache(gdrv->probe_key, (void *) nprobe);
+ }
+
+ return nprobe;
+}
+
+/**
+ * Destroy the probe object of the display. The display may be NULL.
+ *
+ * Note that this function may be called before the display is initialized.
+ */
+static void
+egl_g3d_destroy_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct native_probe *nprobe;
+
+ nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
+ if (nprobe && (!dpy || nprobe->display == dpy->NativeDisplay)) {
+ nprobe->destroy(nprobe);
+ _eglSetProbeCache(gdrv->probe_key, NULL);
+ }
+}
+
+#ifdef EGL_MESA_screen_surface
+
+static void
+egl_g3d_add_screens(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ const struct native_connector **native_connectors;
+ EGLint num_connectors, i;
+
+ native_connectors =
+ gdpy->native->modeset->get_connectors(gdpy->native, &num_connectors, NULL);
+ if (!num_connectors) {
+ if (native_connectors)
+ FREE(native_connectors);
+ return;
+ }
+
+ for (i = 0; i < num_connectors; i++) {
+ const struct native_connector *nconn = native_connectors[i];
+ struct egl_g3d_screen *gscr;
+ const struct native_mode **native_modes;
+ EGLint num_modes, j;
+
+ /* TODO support for hotplug */
+ native_modes =
+ gdpy->native->modeset->get_modes(gdpy->native, nconn, &num_modes);
+ if (!num_modes) {
+ if (native_modes)
+ FREE(native_modes);
+ continue;
+ }
+
+ gscr = CALLOC_STRUCT(egl_g3d_screen);
+ if (!gscr) {
+ FREE(native_modes);
+ continue;
+ }
+
+ _eglInitScreen(&gscr->base);
+
+ for (j = 0; j < num_modes; j++) {
+ const struct native_mode *nmode = native_modes[j];
+ _EGLMode *mode;
+
+ mode = _eglAddNewMode(&gscr->base, nmode->width, nmode->height,
+ nmode->refresh_rate, nmode->desc);
+ if (!mode)
+ break;
+ /* gscr->native_modes and gscr->base.Modes should be consistent */
+ assert(mode == &gscr->base.Modes[j]);
+ }
+
+ gscr->native = nconn;
+ gscr->native_modes = native_modes;
+
+ _eglAddScreen(dpy, &gscr->base);
+ }
+
+ FREE(native_connectors);
+}
+
+#endif /* EGL_MESA_screen_surface */
+
+/**
+ * Initialize and validate the EGL config attributes.
+ */
+static EGLBoolean
+init_config_attributes(_EGLConfig *conf, const struct native_config *nconf,
+ EGLint api_mask, enum pipe_format depth_stencil_format)
+{
+ uint rgba[4], depth_stencil[2], buffer_size;
+ EGLint surface_type;
+ EGLint i;
+
+ /* get the color and depth/stencil component sizes */
+ assert(nconf->color_format != PIPE_FORMAT_NONE);
+ buffer_size = 0;
+ for (i = 0; i < 4; i++) {
+ rgba[i] = util_format_get_component_bits(nconf->color_format,
+ UTIL_FORMAT_COLORSPACE_RGB, i);
+ buffer_size += rgba[i];
+ }
+ for (i = 0; i < 2; i++) {
+ if (depth_stencil_format != PIPE_FORMAT_NONE) {
+ depth_stencil[i] =
+ util_format_get_component_bits(depth_stencil_format,
+ UTIL_FORMAT_COLORSPACE_ZS, i);
+ }
+ else {
+ depth_stencil[i] = 0;
+ }
+ }
+
+ surface_type = 0x0;
+ if (nconf->window_bit)
+ surface_type |= EGL_WINDOW_BIT;
+ if (nconf->pixmap_bit)
+ surface_type |= EGL_PIXMAP_BIT;
+#ifdef EGL_MESA_screen_surface
+ if (nconf->scanout_bit)
+ surface_type |= EGL_SCREEN_BIT_MESA;
+#endif
+
+ if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_LEFT))
+ surface_type |= EGL_PBUFFER_BIT;
+
+ SET_CONFIG_ATTRIB(conf, EGL_CONFORMANT, api_mask);
+ SET_CONFIG_ATTRIB(conf, EGL_RENDERABLE_TYPE, api_mask);
+
+ SET_CONFIG_ATTRIB(conf, EGL_RED_SIZE, rgba[0]);
+ SET_CONFIG_ATTRIB(conf, EGL_GREEN_SIZE, rgba[1]);
+ SET_CONFIG_ATTRIB(conf, EGL_BLUE_SIZE, rgba[2]);
+ SET_CONFIG_ATTRIB(conf, EGL_ALPHA_SIZE, rgba[3]);
+ SET_CONFIG_ATTRIB(conf, EGL_BUFFER_SIZE, buffer_size);
+
+ SET_CONFIG_ATTRIB(conf, EGL_DEPTH_SIZE, depth_stencil[0]);
+ SET_CONFIG_ATTRIB(conf, EGL_STENCIL_SIZE, depth_stencil[1]);
+
+ SET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE, surface_type);
+
+ SET_CONFIG_ATTRIB(conf, EGL_NATIVE_RENDERABLE, EGL_TRUE);
+ if (surface_type & EGL_WINDOW_BIT) {
+ SET_CONFIG_ATTRIB(conf, EGL_NATIVE_VISUAL_ID, nconf->native_visual_id);
+ SET_CONFIG_ATTRIB(conf, EGL_NATIVE_VISUAL_TYPE,
+ nconf->native_visual_type);
+ }
+
+ if (surface_type & EGL_PBUFFER_BIT) {
+ SET_CONFIG_ATTRIB(conf, EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE);
+ if (rgba[3])
+ SET_CONFIG_ATTRIB(conf, EGL_BIND_TO_TEXTURE_RGBA, EGL_TRUE);
+
+ SET_CONFIG_ATTRIB(conf, EGL_MAX_PBUFFER_WIDTH, 4096);
+ SET_CONFIG_ATTRIB(conf, EGL_MAX_PBUFFER_HEIGHT, 4096);
+ SET_CONFIG_ATTRIB(conf, EGL_MAX_PBUFFER_PIXELS, 4096 * 4096);
+ }
+
+ SET_CONFIG_ATTRIB(conf, EGL_LEVEL, nconf->level);
+ SET_CONFIG_ATTRIB(conf, EGL_SAMPLES, nconf->samples);
+ SET_CONFIG_ATTRIB(conf, EGL_SAMPLE_BUFFERS, 1);
+
+ if (nconf->slow_config)
+ SET_CONFIG_ATTRIB(conf, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
+
+ if (nconf->transparent_rgb) {
+ rgba[0] = nconf->transparent_rgb_values[0];
+ rgba[1] = nconf->transparent_rgb_values[1];
+ rgba[2] = nconf->transparent_rgb_values[2];
+
+ SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_TYPE, EGL_TRANSPARENT_RGB);
+ SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_RED_VALUE, rgba[0]);
+ SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_GREEN_VALUE, rgba[1]);
+ SET_CONFIG_ATTRIB(conf, EGL_TRANSPARENT_BLUE_VALUE, rgba[2]);
+ }
+
+ return _eglValidateConfig(conf, EGL_FALSE);
+}
+
+/**
+ * Initialize an EGL config from the native config.
+ */
+static EGLBoolean
+egl_g3d_init_config(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, const struct native_config *nconf,
+ enum pipe_format depth_stencil_format)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ EGLint buffer_mask, api_mask;
+ EGLBoolean valid;
+ EGLint i;
+
+ buffer_mask = 0x0;
+ if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_FRONT_LEFT))
+ buffer_mask |= ST_ATTACHMENT_FRONT_LEFT_MASK;
+ if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_LEFT))
+ buffer_mask |= ST_ATTACHMENT_BACK_LEFT_MASK;
+ if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_FRONT_RIGHT))
+ buffer_mask |= ST_ATTACHMENT_FRONT_RIGHT_MASK;
+ if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_RIGHT))
+ buffer_mask |= ST_ATTACHMENT_BACK_RIGHT_MASK;
+
+ gconf->stvis.buffer_mask = buffer_mask;
+ gconf->stvis.color_format = nconf->color_format;
+ gconf->stvis.depth_stencil_format = depth_stencil_format;
+ gconf->stvis.accum_format = PIPE_FORMAT_NONE;
+ gconf->stvis.samples = nconf->samples;
+
+ gconf->stvis.render_buffer = (buffer_mask & ST_ATTACHMENT_BACK_LEFT_MASK) ?
+ ST_ATTACHMENT_BACK_LEFT : ST_ATTACHMENT_FRONT_LEFT;
+
+ api_mask = 0;
+ for (i = 0; i < ST_API_COUNT; i++) {
+ struct st_api *stapi = gdrv->stapis[i];
+ if (stapi) {
+ if (stapi->is_visual_supported(stapi, &gconf->stvis))
+ api_mask |= egl_g3d_st_api_bit(i);
+ }
+ }
+ /* this is required by EGL, not by OpenGL ES */
+ if (nconf->window_bit &&
+ gconf->stvis.render_buffer != ST_ATTACHMENT_BACK_LEFT)
+ api_mask &= ~(EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT);
+
+ if (!api_mask) {
+ _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
+ nconf->native_visual_id);
+ }
+
+ valid = init_config_attributes(&gconf->base,
+ nconf, api_mask, depth_stencil_format);
+ if (!valid) {
+ _eglLog(_EGL_DEBUG, "skip invalid config 0x%x", nconf->native_visual_id);
+ return EGL_FALSE;
+ }
+
+ gconf->native = nconf;
+
+ return EGL_TRUE;
+}
+
+/**
+ * Get all interested depth/stencil formats of a display.
+ */
+static EGLint
+egl_g3d_fill_depth_stencil_formats(_EGLDisplay *dpy,
+ enum pipe_format formats[8])
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct pipe_screen *screen = gdpy->native->screen;
+ const EGLint candidates[] = {
+ 1, PIPE_FORMAT_Z16_UNORM,
+ 1, PIPE_FORMAT_Z32_UNORM,
+ 2, PIPE_FORMAT_Z24_UNORM_S8_USCALED, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
+ 2, PIPE_FORMAT_Z24X8_UNORM, PIPE_FORMAT_X8Z24_UNORM,
+ 0
+ };
+ const EGLint *fmt = candidates;
+ EGLint count;
+
+ count = 0;
+ formats[count++] = PIPE_FORMAT_NONE;
+
+ while (*fmt) {
+ EGLint i, n = *fmt++;
+
+ /* pick the first supported format */
+ for (i = 0; i < n; i++) {
+ if (screen->is_format_supported(screen, fmt[i],
+ PIPE_TEXTURE_2D, 0, PIPE_BIND_DEPTH_STENCIL, 0)) {
+ formats[count++] = fmt[i];
+ break;
+ }
+ }
+
+ fmt += n;
+ }
+
+ return count;
+}
+
+/**
+ * Add configs to display and return the next config ID.
+ */
+static EGLint
+egl_g3d_add_configs(_EGLDriver *drv, _EGLDisplay *dpy, EGLint id)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ const struct native_config **native_configs;
+ enum pipe_format depth_stencil_formats[8];
+ int num_formats, num_configs, i, j;
+
+ native_configs = gdpy->native->get_configs(gdpy->native, &num_configs);
+ if (!num_configs) {
+ if (native_configs)
+ FREE(native_configs);
+ return id;
+ }
+
+ num_formats = egl_g3d_fill_depth_stencil_formats(dpy,
+ depth_stencil_formats);
+
+ for (i = 0; i < num_configs; i++) {
+ for (j = 0; j < num_formats; j++) {
+ struct egl_g3d_config *gconf;
+
+ gconf = CALLOC_STRUCT(egl_g3d_config);
+ if (gconf) {
+ _eglInitConfig(&gconf->base, dpy, id);
+ if (!egl_g3d_init_config(drv, dpy, &gconf->base,
+ native_configs[i], depth_stencil_formats[j])) {
+ FREE(gconf);
+ break;
+ }
+
+ _eglAddConfig(dpy, &gconf->base);
+ id++;
+ }
+ }
+ }
+
+ FREE(native_configs);
+ return id;
+}
+
+static void
+egl_g3d_invalid_surface(struct native_display *ndpy,
+ struct native_surface *nsurf,
+ unsigned int seq_num)
+{
+ /* XXX not thread safe? */
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(nsurf->user_data);
+ struct egl_g3d_context *gctx;
+
+ /*
+ * Some functions such as egl_g3d_copy_buffers create a temporary native
+ * surface. There is no gsurf associated with it.
+ */
+ gctx = (gsurf) ? egl_g3d_context(gsurf->base.CurrentContext) : NULL;
+ if (gctx)
+ gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, gsurf->stfbi);
+}
+
+static struct native_event_handler egl_g3d_native_event_handler = {
+ egl_g3d_invalid_surface
+};
+
+static EGLBoolean
+egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ EGLint i;
+
+ _eglReleaseDisplayResources(drv, dpy);
+ _eglCleanupDisplay(dpy);
+
+ if (gdpy->pipe)
+ gdpy->pipe->destroy(gdpy->pipe);
+
+ if (dpy->Screens) {
+ for (i = 0; i < dpy->NumScreens; i++) {
+ struct egl_g3d_screen *gscr = egl_g3d_screen(dpy->Screens[i]);
+ FREE(gscr->native_modes);
+ FREE(gscr);
+ }
+ FREE(dpy->Screens);
+ }
+
+ if (gdpy->smapi)
+ egl_g3d_destroy_st_manager(gdpy->smapi);
+
+ if (gdpy->native)
+ gdpy->native->destroy(gdpy->native);
+
+ FREE(gdpy);
+ dpy->DriverData = NULL;
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
+ EGLint *major, EGLint *minor)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct egl_g3d_display *gdpy;
+
+ /* the probe object is unlikely to be needed again */
+ egl_g3d_destroy_probe(drv, dpy);
+
+ gdpy = CALLOC_STRUCT(egl_g3d_display);
+ if (!gdpy) {
+ _eglError(EGL_BAD_ALLOC, "eglInitialize");
+ goto fail;
+ }
+ dpy->DriverData = gdpy;
+
+ gdpy->native = native_create_display(dpy->NativeDisplay,
+ &egl_g3d_native_event_handler);
+ if (!gdpy->native) {
+ _eglError(EGL_NOT_INITIALIZED, "eglInitialize(no usable display)");
+ goto fail;
+ }
+
+ gdpy->native->user_data = (void *) dpy;
+
+ egl_g3d_init_st(&gdrv->base);
+ dpy->ClientAPIsMask = gdrv->api_mask;
+
+ gdpy->smapi = egl_g3d_create_st_manager(dpy);
+ if (!gdpy->smapi) {
+ _eglError(EGL_NOT_INITIALIZED,
+ "eglInitialize(failed to create st manager)");
+ goto fail;
+ }
+
+#ifdef EGL_MESA_screen_surface
+ /* enable MESA_screen_surface before adding (and validating) configs */
+ if (gdpy->native->modeset) {
+ dpy->Extensions.MESA_screen_surface = EGL_TRUE;
+ egl_g3d_add_screens(drv, dpy);
+ }
+#endif
+
+ dpy->Extensions.KHR_image_base = EGL_TRUE;
+ if (gdpy->native->get_param(gdpy->native, NATIVE_PARAM_USE_NATIVE_BUFFER))
+ dpy->Extensions.KHR_image_pixmap = EGL_TRUE;
+
+ if (egl_g3d_add_configs(drv, dpy, 1) == 1) {
+ _eglError(EGL_NOT_INITIALIZED, "eglInitialize(unable to add configs)");
+ goto fail;
+ }
+
+ *major = 1;
+ *minor = 4;
+
+ return EGL_TRUE;
+
+fail:
+ if (gdpy)
+ egl_g3d_terminate(drv, dpy);
+ return EGL_FALSE;
+}
+
+static _EGLProc
+egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ _EGLProc proc;
+ EGLint i;
+
+ /* in case this is called before a display is initialized */
+ egl_g3d_init_st(&gdrv->base);
+
+ for (i = 0; i < ST_API_COUNT; i++) {
+ struct st_api *stapi = gdrv->stapis[i];
+ if (stapi) {
+ proc = (_EGLProc) stapi->get_proc_address(stapi, procname);
+ if (proc)
+ return proc;
+ }
+ }
+
+ return (_EGLProc) NULL;
+}
+
+static EGLint
+egl_g3d_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct native_probe *nprobe;
+ enum native_probe_result res;
+ EGLint score;
+
+ nprobe = egl_g3d_get_probe(drv, dpy);
+ res = native_get_probe_result(nprobe);
+
+ switch (res) {
+ case NATIVE_PROBE_UNKNOWN:
+ default:
+ score = 0;
+ break;
+ case NATIVE_PROBE_FALLBACK:
+ score = 40;
+ break;
+ case NATIVE_PROBE_SUPPORTED:
+ score = 50;
+ break;
+ case NATIVE_PROBE_EXACT:
+ score = 100;
+ break;
+ }
+
+ return score;
+}
+
+static void
+egl_g3d_unload(_EGLDriver *drv)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+
+ egl_g3d_destroy_st_apis();
+ egl_g3d_destroy_probe(drv, NULL);
+ FREE(gdrv);
+}
+
+_EGLDriver *
+_eglMain(const char *args)
+{
+ static char driver_name[64];
+ struct egl_g3d_driver *gdrv;
+
+ util_snprintf(driver_name, sizeof(driver_name),
+ "Gallium/%s", native_get_name());
+
+ gdrv = CALLOC_STRUCT(egl_g3d_driver);
+ if (!gdrv)
+ return NULL;
+
+ egl_g3d_init_driver_api(&gdrv->base);
+ gdrv->base.API.Initialize = egl_g3d_initialize;
+ gdrv->base.API.Terminate = egl_g3d_terminate;
+ gdrv->base.API.GetProcAddress = egl_g3d_get_proc_address;
+
+ gdrv->base.Name = driver_name;
+ gdrv->base.Probe = egl_g3d_probe;
+ gdrv->base.Unload = egl_g3d_unload;
+
+ /* the key is " EGL G3D" */
+ gdrv->probe_key = 0x0E61063D;
+
+ return &gdrv->base;
+}
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.h b/src/gallium/state_trackers/egl/common/egl_g3d.h
new file mode 100644
index 0000000000..d516d8fe03
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.h
@@ -0,0 +1,109 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EGL_G3D_H_
+#define _EGL_G3D_H_
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_format.h"
+#include "egldriver.h"
+#include "egldisplay.h"
+#include "eglcontext.h"
+#include "eglsurface.h"
+#include "eglconfig.h"
+#include "eglimage.h"
+#include "eglscreen.h"
+#include "eglmode.h"
+
+#include "native.h"
+#include "egl_g3d_st.h"
+
+struct egl_g3d_driver {
+ _EGLDriver base;
+ struct st_api *stapis[ST_API_COUNT];
+ EGLint api_mask;
+
+ EGLint probe_key;
+};
+
+struct egl_g3d_display {
+ struct native_display *native;
+
+ struct st_manager *smapi;
+ struct pipe_context *pipe;
+};
+
+struct egl_g3d_context {
+ _EGLContext base;
+
+ struct st_api *stapi;
+
+ struct st_context_iface *stctxi;
+};
+
+struct egl_g3d_surface {
+ _EGLSurface base;
+
+ struct st_visual stvis;
+ struct st_framebuffer_iface *stfbi;
+
+ /* the native surface; NULL for pbuffers */
+ struct native_surface *native;
+ struct pipe_resource *render_texture;
+
+ EGLenum client_buffer_type;
+ EGLClientBuffer client_buffer;
+
+ unsigned int sequence_number;
+};
+
+struct egl_g3d_config {
+ _EGLConfig base;
+ const struct native_config *native;
+ struct st_visual stvis;
+};
+
+struct egl_g3d_image {
+ _EGLImage base;
+ struct pipe_resource *texture;
+ unsigned face;
+ unsigned level;
+ unsigned zslice;
+};
+
+struct egl_g3d_screen {
+ _EGLScreen base;
+ const struct native_connector *native;
+ const struct native_mode **native_modes;
+};
+
+/* standard typecasts */
+_EGL_DRIVER_STANDARD_TYPECASTS(egl_g3d)
+_EGL_DRIVER_TYPECAST(egl_g3d_screen, _EGLScreen, obj)
+_EGL_DRIVER_TYPECAST(egl_g3d_image, _EGLImage, obj)
+
+#endif /* _EGL_G3D_H_ */
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_api.c b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
new file mode 100644
index 0000000000..255a1fb730
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
@@ -0,0 +1,814 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "egldriver.h"
+#include "eglcurrent.h"
+#include "egllog.h"
+
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+
+#include "egl_g3d.h"
+#include "egl_g3d_api.h"
+#include "egl_g3d_image.h"
+#include "egl_g3d_st.h"
+#include "native.h"
+
+/**
+ * Return the state tracker for the given context.
+ */
+static struct st_api *
+egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct st_api *stapi;
+ EGLint idx = -1;
+
+ switch (ctx->ClientAPI) {
+ case EGL_OPENGL_ES_API:
+ switch (ctx->ClientVersion) {
+ case 1:
+ idx = ST_API_OPENGL_ES1;
+ break;
+ case 2:
+ idx = ST_API_OPENGL_ES2;
+ break;
+ default:
+ _eglLog(_EGL_WARNING, "unknown client version %d",
+ ctx->ClientVersion);
+ break;
+ }
+ break;
+ case EGL_OPENVG_API:
+ idx = ST_API_OPENVG;
+ break;
+ case EGL_OPENGL_API:
+ idx = ST_API_OPENGL;
+ break;
+ default:
+ _eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI);
+ break;
+ }
+
+ stapi = (idx >= 0) ? gdrv->stapis[idx] : NULL;
+ return stapi;
+}
+
+static _EGLContext *
+egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
+ _EGLContext *share, const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_context *gshare = egl_g3d_context(share);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_context *gctx;
+
+ gctx = CALLOC_STRUCT(egl_g3d_context);
+ if (!gctx) {
+ _eglError(EGL_BAD_ALLOC, "eglCreateContext");
+ return NULL;
+ }
+
+ if (!_eglInitContext(&gctx->base, dpy, conf, attribs)) {
+ FREE(gctx);
+ return NULL;
+ }
+
+ gctx->stapi = egl_g3d_choose_st(drv, &gctx->base);
+ if (!gctx->stapi) {
+ FREE(gctx);
+ return NULL;
+ }
+
+ gctx->stctxi = gctx->stapi->create_context(gctx->stapi, gdpy->smapi,
+ &gconf->stvis, (gshare) ? gshare->stctxi : NULL);
+ if (!gctx->stctxi) {
+ FREE(gctx);
+ return NULL;
+ }
+
+ gctx->stctxi->st_manager_private = (void *) &gctx->base;
+
+ return &gctx->base;
+}
+
+/**
+ * Destroy a context.
+ */
+static void
+destroy_context(_EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+
+ /* FIXME a context might live longer than its display */
+ if (!dpy->Initialized)
+ _eglLog(_EGL_FATAL, "destroy a context with an unitialized display");
+
+ gctx->stctxi->destroy(gctx->stctxi);
+
+ FREE(gctx);
+}
+
+static EGLBoolean
+egl_g3d_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
+{
+ if (!_eglIsContextBound(ctx))
+ destroy_context(dpy, ctx);
+ return EGL_TRUE;
+}
+
+struct egl_g3d_create_surface_arg {
+ EGLint type;
+ union {
+ EGLNativeWindowType win;
+ EGLNativePixmapType pix;
+ } u;
+};
+
+static _EGLSurface *
+egl_g3d_create_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
+ struct egl_g3d_create_surface_arg *arg,
+ const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+ struct native_surface *nsurf;
+ const char *err;
+
+ switch (arg->type) {
+ case EGL_WINDOW_BIT:
+ err = "eglCreateWindowSurface";
+ break;
+ case EGL_PIXMAP_BIT:
+ err = "eglCreatePixmapSurface";
+ break;
+#ifdef EGL_MESA_screen_surface
+ case EGL_SCREEN_BIT_MESA:
+ err = "eglCreateScreenSurface";
+ break;
+#endif
+ default:
+ err = "eglCreateUnknownSurface";
+ break;
+ }
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, err);
+ return NULL;
+ }
+
+ if (!_eglInitSurface(&gsurf->base, dpy, arg->type, conf, attribs)) {
+ FREE(gsurf);
+ return NULL;
+ }
+
+ /* create the native surface */
+ switch (arg->type) {
+ case EGL_WINDOW_BIT:
+ nsurf = gdpy->native->create_window_surface(gdpy->native,
+ arg->u.win, gconf->native);
+ break;
+ case EGL_PIXMAP_BIT:
+ nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
+ arg->u.pix, gconf->native);
+ break;
+#ifdef EGL_MESA_screen_surface
+ case EGL_SCREEN_BIT_MESA:
+ /* prefer back buffer (move to _eglInitSurface?) */
+ gsurf->base.RenderBuffer = EGL_BACK_BUFFER;
+ nsurf = gdpy->native->modeset->create_scanout_surface(gdpy->native,
+ gconf->native, gsurf->base.Width, gsurf->base.Height);
+ break;
+#endif
+ default:
+ nsurf = NULL;
+ break;
+ }
+
+ if (!nsurf) {
+ FREE(gsurf);
+ return NULL;
+ }
+ /* initialize the geometry */
+ if (!nsurf->validate(nsurf, 0x0, &gsurf->sequence_number, NULL,
+ &gsurf->base.Width, &gsurf->base.Height)) {
+ nsurf->destroy(nsurf);
+ FREE(gsurf);
+ return NULL;
+ }
+
+ gsurf->stvis = gconf->stvis;
+ if (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER)
+ gsurf->stvis.render_buffer = ST_ATTACHMENT_FRONT_LEFT;
+
+ gsurf->stfbi = egl_g3d_create_st_framebuffer(&gsurf->base);
+ if (!gsurf->stfbi) {
+ nsurf->destroy(nsurf);
+ FREE(gsurf);
+ return NULL;
+ }
+
+ nsurf->user_data = &gsurf->base;
+ gsurf->native = nsurf;
+
+ return &gsurf->base;
+}
+
+static _EGLSurface *
+egl_g3d_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, EGLNativeWindowType win,
+ const EGLint *attribs)
+{
+ struct egl_g3d_create_surface_arg arg;
+
+ memset(&arg, 0, sizeof(arg));
+ arg.type = EGL_WINDOW_BIT;
+ arg.u.win = win;
+
+ return egl_g3d_create_surface(drv, dpy, conf, &arg, attribs);
+}
+
+static _EGLSurface *
+egl_g3d_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, EGLNativePixmapType pix,
+ const EGLint *attribs)
+{
+ struct egl_g3d_create_surface_arg arg;
+
+ memset(&arg, 0, sizeof(arg));
+ arg.type = EGL_PIXMAP_BIT;
+ arg.u.pix = pix;
+
+ return egl_g3d_create_surface(drv, dpy, conf, &arg, attribs);
+}
+
+static struct egl_g3d_surface *
+create_pbuffer_surface(_EGLDisplay *dpy, _EGLConfig *conf,
+ const EGLint *attribs, const char *func)
+{
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, func);
+ return NULL;
+ }
+
+ if (!_eglInitSurface(&gsurf->base, dpy, EGL_PBUFFER_BIT, conf, attribs)) {
+ FREE(gsurf);
+ return NULL;
+ }
+
+ gsurf->stvis = gconf->stvis;
+
+ gsurf->stfbi = egl_g3d_create_st_framebuffer(&gsurf->base);
+ if (!gsurf->stfbi) {
+ FREE(gsurf);
+ return NULL;
+ }
+
+ return gsurf;
+}
+
+static _EGLSurface *
+egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, const EGLint *attribs)
+{
+ struct egl_g3d_surface *gsurf;
+ struct pipe_resource *ptex = NULL;
+
+ gsurf = create_pbuffer_surface(dpy, conf, attribs,
+ "eglCreatePbufferSurface");
+ if (!gsurf)
+ return NULL;
+
+ gsurf->client_buffer_type = EGL_NONE;
+
+ if (!gsurf->stfbi->validate(gsurf->stfbi,
+ &gsurf->stvis.render_buffer, 1, &ptex)) {
+ egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
+ FREE(gsurf);
+ return NULL;
+ }
+
+ return &gsurf->base;
+}
+
+static _EGLSurface *
+egl_g3d_create_pbuffer_from_client_buffer(_EGLDriver *drv, _EGLDisplay *dpy,
+ EGLenum buftype,
+ EGLClientBuffer buffer,
+ _EGLConfig *conf,
+ const EGLint *attribs)
+{
+ struct egl_g3d_surface *gsurf;
+ struct pipe_resource *ptex = NULL;
+ EGLint pbuffer_attribs[32];
+ EGLint count, i;
+
+ switch (buftype) {
+ case EGL_OPENVG_IMAGE:
+ break;
+ default:
+ _eglError(EGL_BAD_PARAMETER, "eglCreatePbufferFromClientBuffer");
+ return NULL;
+ break;
+ }
+
+ /* parse the attributes first */
+ count = 0;
+ for (i = 0; attribs && attribs[i] != EGL_NONE; i++) {
+ EGLint attr = attribs[i++];
+ EGLint val = attribs[i];
+ EGLint err = EGL_SUCCESS;
+
+ switch (attr) {
+ case EGL_TEXTURE_FORMAT:
+ case EGL_TEXTURE_TARGET:
+ case EGL_MIPMAP_TEXTURE:
+ pbuffer_attribs[count++] = attr;
+ pbuffer_attribs[count++] = val;
+ break;
+ default:
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
+ /* bail out */
+ if (err != EGL_SUCCESS) {
+ _eglError(err, "eglCreatePbufferFromClientBuffer");
+ return NULL;
+ }
+ }
+
+ pbuffer_attribs[count++] = EGL_NONE;
+
+ gsurf = create_pbuffer_surface(dpy, conf, pbuffer_attribs,
+ "eglCreatePbufferFromClientBuffer");
+ if (!gsurf)
+ return NULL;
+
+ gsurf->client_buffer_type = buftype;
+ gsurf->client_buffer = buffer;
+
+ if (!gsurf->stfbi->validate(gsurf->stfbi,
+ &gsurf->stvis.render_buffer, 1, &ptex)) {
+ egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
+ FREE(gsurf);
+ return NULL;
+ }
+
+ return &gsurf->base;
+}
+
+/**
+ * Destroy a surface.
+ */
+static void
+destroy_surface(_EGLDisplay *dpy, _EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ /* FIXME a surface might live longer than its display */
+ if (!dpy->Initialized)
+ _eglLog(_EGL_FATAL, "destroy a surface with an unitialized display");
+
+ pipe_resource_reference(&gsurf->render_texture, NULL);
+ egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
+ if (gsurf->native)
+ gsurf->native->destroy(gsurf->native);
+ FREE(gsurf);
+}
+
+static EGLBoolean
+egl_g3d_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+{
+ if (!_eglIsSurfaceBound(surf))
+ destroy_surface(dpy, surf);
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ struct egl_g3d_surface *gdraw = egl_g3d_surface(draw);
+ struct egl_g3d_surface *gread = egl_g3d_surface(read);
+ struct egl_g3d_context *old_gctx;
+ EGLBoolean ok = EGL_TRUE;
+
+ /* bind the new context and return the "orphaned" one */
+ if (!_eglBindContext(&ctx, &draw, &read))
+ return EGL_FALSE;
+ old_gctx = egl_g3d_context(ctx);
+
+ if (old_gctx) {
+ /* flush old context */
+ old_gctx->stctxi->flush(old_gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ if (gctx) {
+ ok = gctx->stapi->make_current(gctx->stapi, gctx->stctxi,
+ (gdraw) ? gdraw->stfbi : NULL, (gread) ? gread->stfbi : NULL);
+ if (ok) {
+ gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, gdraw->stfbi);
+ if (gread != gdraw) {
+ gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi,
+ gread->stfbi);
+ }
+
+ if (gdraw->base.Type == EGL_WINDOW_BIT) {
+ gctx->base.WindowRenderBuffer =
+ (gdraw->stvis.render_buffer == ST_ATTACHMENT_FRONT_LEFT) ?
+ EGL_SINGLE_BUFFER : EGL_BACK_BUFFER;
+ }
+ }
+ }
+ else if (old_gctx) {
+ ok = old_gctx->stapi->make_current(old_gctx->stapi, NULL, NULL, NULL);
+ old_gctx->base.WindowRenderBuffer = EGL_NONE;
+ }
+
+ if (ctx && !_eglIsContextLinked(ctx))
+ destroy_context(dpy, ctx);
+ if (draw && !_eglIsSurfaceLinked(draw))
+ destroy_surface(dpy, draw);
+ if (read && read != draw && !_eglIsSurfaceLinked(read))
+ destroy_surface(dpy, read);
+
+ return ok;
+}
+
+static EGLBoolean
+egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ _EGLContext *ctx = _eglGetCurrentContext();
+ struct egl_g3d_context *gctx = NULL;
+
+ /* no-op for pixmap or pbuffer surface */
+ if (gsurf->base.Type == EGL_PIXMAP_BIT ||
+ gsurf->base.Type == EGL_PBUFFER_BIT)
+ return EGL_TRUE;
+
+ /* or when the surface is single-buffered */
+ if (gsurf->stvis.render_buffer == ST_ATTACHMENT_FRONT_LEFT)
+ return EGL_TRUE;
+
+ if (ctx && ctx->DrawSurface == surf)
+ gctx = egl_g3d_context(ctx);
+
+ /* flush if the surface is current */
+ if (gctx) {
+ gctx->stctxi->flush(gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ return gsurf->native->swap_buffers(gsurf->native);
+}
+
+/**
+ * Get the pipe surface of the given attachment of the native surface.
+ */
+static struct pipe_resource *
+get_pipe_resource(struct native_display *ndpy, struct native_surface *nsurf,
+ enum native_attachment natt)
+{
+ struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS];
+
+ textures[natt] = NULL;
+ nsurf->validate(nsurf, 1 << natt, NULL, textures, NULL, NULL);
+
+ return textures[natt];
+}
+
+static EGLBoolean
+egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
+ EGLNativePixmapType target)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ _EGLContext *ctx = _eglGetCurrentContext();
+ struct egl_g3d_config *gconf;
+ struct native_surface *nsurf;
+ struct pipe_resource *ptex;
+
+ if (!gsurf->render_texture)
+ return EGL_TRUE;
+
+ gconf = egl_g3d_config(egl_g3d_find_pixmap_config(dpy, target));
+ if (!gconf)
+ return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
+
+ nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
+ target, gconf->native);
+ if (!nsurf)
+ return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
+
+ /* flush if the surface is current */
+ if (ctx && ctx->DrawSurface == &gsurf->base) {
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ gctx->stctxi->flush(gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ /* create a pipe context to copy surfaces */
+ if (!gdpy->pipe) {
+ gdpy->pipe =
+ gdpy->native->screen->context_create(gdpy->native->screen, NULL);
+ if (!gdpy->pipe)
+ return EGL_FALSE;
+ }
+
+ ptex = get_pipe_resource(gdpy->native, nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
+ if (ptex) {
+ struct pipe_resource *psrc = gsurf->render_texture;
+ struct pipe_subresource subsrc, subdst;
+ subsrc.face = 0;
+ subsrc.level = 0;
+ subdst.face = 0;
+ subdst.level = 0;
+
+ if (psrc) {
+ gdpy->pipe->resource_copy_region(gdpy->pipe, ptex, subdst, 0, 0, 0,
+ gsurf->render_texture, subsrc, 0, 0, 0, ptex->width0, ptex->height0);
+
+ nsurf->flush_frontbuffer(nsurf);
+ }
+
+ pipe_resource_reference(&ptex, NULL);
+ }
+
+ nsurf->destroy(nsurf);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_wait_client(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ struct pipe_screen *screen = gdpy->native->screen;
+ struct pipe_fence_handle *fence = NULL;
+
+ gctx->stctxi->flush(gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, &fence);
+ screen->fence_finish(screen, fence, 0);
+ screen->fence_reference(screen, &fence, NULL);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_wait_native(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine)
+{
+ _EGLContext *ctx = _eglGetCurrentContext();
+
+ if (engine != EGL_CORE_NATIVE_ENGINE)
+ return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
+
+ if (ctx && ctx->DrawSurface) {
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(ctx->DrawSurface);
+
+ if (gsurf->native)
+ gsurf->native->wait(gsurf->native);
+ }
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *surf, EGLint buffer)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ _EGLContext *es1 = _eglGetAPIContext(EGL_OPENGL_ES_API);
+ struct egl_g3d_context *gctx;
+ enum pipe_format internal_format;
+ enum st_texture_type target;
+
+ if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT)
+ return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ if (gsurf->base.BoundToTexture)
+ return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
+
+ switch (gsurf->base.TextureFormat) {
+ case EGL_TEXTURE_RGB:
+ internal_format = PIPE_FORMAT_R8G8B8_UNORM;
+ break;
+ case EGL_TEXTURE_RGBA:
+ internal_format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ switch (gsurf->base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = ST_TEXTURE_2D;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ if (!es1)
+ return EGL_TRUE;
+ if (!gsurf->render_texture)
+ return EGL_FALSE;
+
+ /* flush properly if the surface is bound */
+ if (gsurf->base.CurrentContext) {
+ gctx = egl_g3d_context(gsurf->base.CurrentContext);
+ gctx->stctxi->flush(gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ gctx = egl_g3d_context(es1);
+ if (gctx->stctxi->teximage) {
+ if (!gctx->stctxi->teximage(gctx->stctxi, target,
+ gsurf->base.MipmapLevel, internal_format,
+ gsurf->render_texture, gsurf->base.MipmapTexture))
+ return EGL_FALSE;
+ gsurf->base.BoundToTexture = EGL_TRUE;
+ }
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_release_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *surf, EGLint buffer)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT ||
+ !gsurf->base.BoundToTexture)
+ return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
+
+ if (gsurf->render_texture) {
+ _EGLContext *ctx = _eglGetAPIContext(EGL_OPENGL_ES_API);
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+
+ /* what if the context the surface binds to is no longer current? */
+ if (gctx) {
+ gctx->stctxi->teximage(gctx->stctxi, ST_TEXTURE_2D,
+ gsurf->base.MipmapLevel, PIPE_FORMAT_NONE, NULL, FALSE);
+ }
+ }
+
+ gsurf->base.BoundToTexture = EGL_FALSE;
+
+ return EGL_TRUE;
+}
+
+#ifdef EGL_MESA_screen_surface
+
+static _EGLSurface *
+egl_g3d_create_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, const EGLint *attribs)
+{
+ struct egl_g3d_create_surface_arg arg;
+
+ memset(&arg, 0, sizeof(arg));
+ arg.type = EGL_SCREEN_BIT_MESA;
+
+ return egl_g3d_create_surface(drv, dpy, conf, &arg, attribs);
+}
+
+static EGLBoolean
+egl_g3d_show_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLScreen *scr, _EGLSurface *surf,
+ _EGLMode *mode)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_screen *gscr = egl_g3d_screen(scr);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct native_surface *nsurf;
+ const struct native_mode *nmode;
+ EGLBoolean changed;
+
+ if (gsurf) {
+ EGLint idx;
+
+ if (!mode)
+ return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
+ if (gsurf->base.Type != EGL_SCREEN_BIT_MESA)
+ return _eglError(EGL_BAD_SURFACE, "eglShowScreenSurfaceMESA");
+ if (gsurf->base.Width < mode->Width || gsurf->base.Height < mode->Height)
+ return _eglError(EGL_BAD_MATCH,
+ "eglShowSurfaceMESA(surface smaller than mode size)");
+
+ /* find the index of the mode */
+ for (idx = 0; idx < gscr->base.NumModes; idx++)
+ if (mode == &gscr->base.Modes[idx])
+ break;
+ if (idx >= gscr->base.NumModes) {
+ return _eglError(EGL_BAD_MODE_MESA,
+ "eglShowSurfaceMESA(unknown mode)");
+ }
+
+ nsurf = gsurf->native;
+ nmode = gscr->native_modes[idx];
+ }
+ else {
+ if (mode)
+ return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
+
+ /* disable the screen */
+ nsurf = NULL;
+ nmode = NULL;
+ }
+
+ /* TODO surface panning by CRTC choosing */
+ changed = gdpy->native->modeset->program(gdpy->native, 0, nsurf,
+ gscr->base.OriginX, gscr->base.OriginY, &gscr->native, 1, nmode);
+ if (changed) {
+ gscr->base.CurrentSurface = &gsurf->base;
+ gscr->base.CurrentMode = mode;
+ }
+
+ return changed;
+}
+
+#endif /* EGL_MESA_screen_surface */
+
+/**
+ * Find a config that supports the pixmap.
+ */
+_EGLConfig *
+egl_g3d_find_pixmap_config(_EGLDisplay *dpy, EGLNativePixmapType pix)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf;
+ EGLint i;
+
+ for (i = 0; i < dpy->NumConfigs; i++) {
+ gconf = egl_g3d_config(dpy->Configs[i]);
+ if (gdpy->native->is_pixmap_supported(gdpy->native, pix, gconf->native))
+ break;
+ }
+
+ return (i < dpy->NumConfigs) ? &gconf->base : NULL;
+}
+
+void
+egl_g3d_init_driver_api(_EGLDriver *drv)
+{
+ _eglInitDriverFallbacks(drv);
+
+ drv->API.CreateContext = egl_g3d_create_context;
+ drv->API.DestroyContext = egl_g3d_destroy_context;
+ drv->API.CreateWindowSurface = egl_g3d_create_window_surface;
+ drv->API.CreatePixmapSurface = egl_g3d_create_pixmap_surface;
+ drv->API.CreatePbufferSurface = egl_g3d_create_pbuffer_surface;
+ drv->API.CreatePbufferFromClientBuffer = egl_g3d_create_pbuffer_from_client_buffer;
+ drv->API.DestroySurface = egl_g3d_destroy_surface;
+ drv->API.MakeCurrent = egl_g3d_make_current;
+ drv->API.SwapBuffers = egl_g3d_swap_buffers;
+ drv->API.CopyBuffers = egl_g3d_copy_buffers;
+ drv->API.WaitClient = egl_g3d_wait_client;
+ drv->API.WaitNative = egl_g3d_wait_native;
+
+ drv->API.BindTexImage = egl_g3d_bind_tex_image;
+ drv->API.ReleaseTexImage = egl_g3d_release_tex_image;
+
+ drv->API.CreateImageKHR = egl_g3d_create_image;
+ drv->API.DestroyImageKHR = egl_g3d_destroy_image;
+
+#ifdef EGL_MESA_screen_surface
+ drv->API.CreateScreenSurfaceMESA = egl_g3d_create_screen_surface;
+ drv->API.ShowScreenSurfaceMESA = egl_g3d_show_screen_surface;
+#endif
+}
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_api.h b/src/gallium/state_trackers/egl/common/egl_g3d_api.h
new file mode 100644
index 0000000000..d5196c12fe
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_api.h
@@ -0,0 +1,37 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EGL_G3D_API_H_
+#define _EGL_G3D_API_H_
+
+#include "egl_g3d.h"
+
+void
+egl_g3d_init_driver_api(_EGLDriver *drv);
+
+_EGLConfig *
+egl_g3d_find_pixmap_config(_EGLDisplay *dpy, EGLNativePixmapType pix);
+
+#endif /* _EGL_G3D_API_H_ */
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_image.c b/src/gallium/state_trackers/egl/common/egl_g3d_image.c
new file mode 100644
index 0000000000..b1fe30a776
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_image.c
@@ -0,0 +1,136 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_rect.h"
+#include "util/u_inlines.h"
+#include "eglcurrent.h"
+
+#include "native.h"
+#include "egl_g3d.h"
+#include "egl_g3d_api.h"
+#include "egl_g3d_image.h"
+
+/**
+ * Reference and return the front left buffer of the native pixmap.
+ */
+static struct pipe_resource *
+egl_g3d_reference_native_pixmap(_EGLDisplay *dpy, EGLNativePixmapType pix)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf;
+ struct native_surface *nsurf;
+ struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS];
+ enum native_attachment natt;
+
+ gconf = egl_g3d_config(egl_g3d_find_pixmap_config(dpy, pix));
+ if (!gconf)
+ return NULL;
+
+ nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
+ pix, gconf->native);
+ if (!nsurf)
+ return NULL;
+
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ if (!nsurf->validate(nsurf, 1 << natt, NULL, textures, NULL, NULL))
+ textures[natt] = NULL;
+
+ nsurf->destroy(nsurf);
+
+ return textures[natt];
+}
+
+_EGLImage *
+egl_g3d_create_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx,
+ EGLenum target, EGLClientBuffer buffer,
+ const EGLint *attribs)
+{
+ struct pipe_resource *ptex;
+ struct egl_g3d_image *gimg;
+ unsigned face = 0, level = 0, zslice = 0;
+
+ gimg = CALLOC_STRUCT(egl_g3d_image);
+ if (!gimg) {
+ _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
+ return NULL;
+ }
+
+ if (!_eglInitImage(&gimg->base, dpy, attribs)) {
+ FREE(gimg);
+ return NULL;
+ }
+
+ switch (target) {
+ case EGL_NATIVE_PIXMAP_KHR:
+ ptex = egl_g3d_reference_native_pixmap(dpy,
+ (EGLNativePixmapType) buffer);
+ break;
+ default:
+ ptex = NULL;
+ break;
+ }
+
+ if (!ptex) {
+ FREE(gimg);
+ return NULL;
+ }
+
+ if (level > ptex->last_level) {
+ _eglError(EGL_BAD_MATCH, "eglCreateEGLImageKHR");
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
+ return NULL;
+ }
+ if (zslice > ptex->depth0) {
+ _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
+ return NULL;
+ }
+
+ /* transfer the ownership to the image */
+ gimg->texture = ptex;
+ gimg->face = face;
+ gimg->level = level;
+ gimg->zslice = zslice;
+
+ return &gimg->base;
+}
+
+EGLBoolean
+egl_g3d_destroy_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *img)
+{
+ struct egl_g3d_image *gimg = egl_g3d_image(img);
+
+ pipe_resource_reference(&gimg->texture, NULL);
+ FREE(gimg);
+
+ return EGL_TRUE;
+}
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_image.h b/src/gallium/state_trackers/egl/common/egl_g3d_image.h
new file mode 100644
index 0000000000..adda933371
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_image.h
@@ -0,0 +1,42 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#ifndef _EGL_G3D_IMAGE_H_
+#define _EGL_G3D_IMAGE_H_
+
+#include "egl_g3d.h"
+
+_EGLImage *
+egl_g3d_create_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx,
+ EGLenum target, EGLClientBuffer buffer,
+ const EGLint *attribs);
+
+EGLBoolean
+egl_g3d_destroy_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *image);
+
+#endif /* _EGL_G3D_IMAGE_H_ */
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_st.c b/src/gallium/state_trackers/egl/common/egl_g3d_st.c
new file mode 100644
index 0000000000..683b74f62b
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_st.c
@@ -0,0 +1,479 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "util/u_memory.h"
+#include "util/u_string.h"
+#include "util/u_inlines.h"
+#include "util/u_pointer.h"
+#include "util/u_dl.h"
+#include "egldriver.h"
+#include "eglimage.h"
+#include "eglmutex.h"
+
+#include "egl_g3d.h"
+#include "egl_g3d_st.h"
+
+struct egl_g3d_st_manager {
+ struct st_manager base;
+ _EGLDisplay *display;
+};
+
+static INLINE struct egl_g3d_st_manager *
+egl_g3d_st_manager(struct st_manager *smapi)
+{
+ return (struct egl_g3d_st_manager *) smapi;
+}
+
+static struct egl_g3d_st_module {
+ const char *filename;
+ struct util_dl_library *lib;
+ struct st_api *stapi;
+} egl_g3d_st_modules[ST_API_COUNT];
+
+static EGLBoolean
+egl_g3d_search_path_callback(const char *dir, size_t len, void *callback_data)
+{
+ struct egl_g3d_st_module *stmod =
+ (struct egl_g3d_st_module *) callback_data;
+ char path[1024];
+ int ret;
+
+ if (!len) {
+ stmod->lib = util_dl_open(stmod->filename);
+ return !(stmod->lib);
+ }
+
+ ret = util_snprintf(path, sizeof(path),
+ "%.*s/%s", len, dir, stmod->filename);
+ if (ret > 0 && ret < sizeof(path))
+ stmod->lib = util_dl_open(path);
+
+ return !(stmod->lib);
+}
+
+static boolean
+egl_g3d_load_st_module(struct egl_g3d_st_module *stmod,
+ const char *filename, const char *procname)
+{
+ struct st_api *(*create_api)(void);
+
+ stmod->filename = filename;
+ if (stmod->filename)
+ _eglSearchPathForEach(egl_g3d_search_path_callback, (void *) stmod);
+ else
+ stmod->lib = util_dl_open(NULL);
+
+ if (stmod->lib) {
+ create_api = (struct st_api *(*)(void))
+ util_dl_get_proc_address(stmod->lib, procname);
+ if (create_api)
+ stmod->stapi = create_api();
+
+ if (!stmod->stapi) {
+ util_dl_close(stmod->lib);
+ stmod->lib = NULL;
+ }
+ }
+
+ if (stmod->stapi) {
+ return TRUE;
+ }
+ else {
+ stmod->filename = NULL;
+ return FALSE;
+ }
+}
+
+#ifdef PIPE_OS_WINDOWS
+#define ST_MODULE_SUFFIX ".dll"
+#else
+#define ST_MODULE_SUFFIX ".so"
+#endif
+
+void
+egl_g3d_init_st_apis(struct st_api *stapis[ST_API_COUNT])
+{
+ const char *skip_checks[ST_API_COUNT], *symbols[ST_API_COUNT];
+ const char *filenames[ST_API_COUNT][4];
+ struct util_dl_library *self;
+ int num_needed = 0, api;
+
+ self = util_dl_open(NULL);
+
+ /* collect the necessary data for loading modules */
+ for (api = 0; api < ST_API_COUNT; api++) {
+ int count = 0;
+
+ switch (api) {
+ case ST_API_OPENGL:
+ skip_checks[api] = "glColor4d";
+ symbols[api] = ST_CREATE_OPENGL_SYMBOL;
+ filenames[api][count++] = "api_GL" ST_MODULE_SUFFIX;
+ break;
+ case ST_API_OPENGL_ES1:
+ skip_checks[api] = "glColor4x";
+ symbols[api] = ST_CREATE_OPENGL_ES1_SYMBOL;
+ filenames[api][count++] = "api_GLESv1_CM" ST_MODULE_SUFFIX;
+ filenames[api][count++] = "api_GL" ST_MODULE_SUFFIX;
+ break;
+ case ST_API_OPENGL_ES2:
+ skip_checks[api] = "glShaderBinary";
+ symbols[api] = ST_CREATE_OPENGL_ES2_SYMBOL;
+ filenames[api][count++] = "api_GLESv2" ST_MODULE_SUFFIX;
+ filenames[api][count++] = "api_GL" ST_MODULE_SUFFIX;
+ break;
+ case ST_API_OPENVG:
+ skip_checks[api] = "vgClear";
+ symbols[api] = ST_CREATE_OPENVG_SYMBOL;
+ filenames[api][count++]= "api_OpenVG" ST_MODULE_SUFFIX;
+ break;
+ default:
+ assert(!"Unknown API Type\n");
+ skip_checks[api] = NULL;
+ symbols[api] = NULL;
+ break;
+ }
+ filenames[api][count++]= NULL;
+ assert(count < Elements(filenames[api]));
+
+ /* heuristicically decide if the module is needed */
+ if (!self || !skip_checks[api] ||
+ util_dl_get_proc_address(self, skip_checks[api])) {
+ /* unset so the module is not skipped */
+ skip_checks[api] = NULL;
+ num_needed++;
+ }
+ }
+ /* mark all moudles needed if we wrongly decided that none is needed */
+ if (!num_needed)
+ memset(skip_checks, 0, sizeof(skip_checks));
+
+ if (self)
+ util_dl_close(self);
+
+ for (api = 0; api < ST_API_COUNT; api++) {
+ struct egl_g3d_st_module *stmod = &egl_g3d_st_modules[api];
+ const char **p;
+
+ /* skip the module */
+ if (skip_checks[api])
+ continue;
+
+ /* try all filenames, including NULL */
+ for (p = filenames[api]; *p; p++) {
+ if (egl_g3d_load_st_module(stmod, *p, symbols[api]))
+ break;
+ }
+ if (!stmod->stapi)
+ egl_g3d_load_st_module(stmod, NULL, symbols[api]);
+
+ stapis[api] = stmod->stapi;
+ }
+}
+
+void
+egl_g3d_destroy_st_apis(void)
+{
+ int api;
+
+ for (api = 0; api < ST_API_COUNT; api++) {
+ struct egl_g3d_st_module *stmod = &egl_g3d_st_modules[api];
+
+ if (stmod->stapi) {
+ stmod->stapi->destroy(stmod->stapi);
+ stmod->stapi = NULL;
+ }
+ if (stmod->lib) {
+ util_dl_close(stmod->lib);
+ stmod->lib = NULL;
+ }
+ stmod->filename = NULL;
+ }
+}
+
+static boolean
+egl_g3d_st_manager_get_egl_image(struct st_manager *smapi,
+ struct st_context_iface *stctx,
+ void *egl_image,
+ struct st_egl_image *out)
+{
+ struct egl_g3d_st_manager *gsmapi = egl_g3d_st_manager(smapi);
+ EGLImageKHR handle = (EGLImageKHR) egl_image;
+ _EGLImage *img;
+ struct egl_g3d_image *gimg;
+
+ /* this is called from state trackers */
+ _eglLockMutex(&gsmapi->display->Mutex);
+
+ img = _eglLookupImage(handle, gsmapi->display);
+ if (!img) {
+ _eglUnlockMutex(&gsmapi->display->Mutex);
+ return FALSE;
+ }
+
+ gimg = egl_g3d_image(img);
+
+ out->texture = NULL;
+ pipe_resource_reference(&out->texture, gimg->texture);
+ out->face = gimg->face;
+ out->level = gimg->level;
+ out->zslice = gimg->zslice;
+
+ _eglUnlockMutex(&gsmapi->display->Mutex);
+
+ return TRUE;
+}
+
+static int
+egl_g3d_st_manager_get_param(struct st_manager *smapi,
+ enum st_manager_param param)
+{
+ return 0;
+}
+
+struct st_manager *
+egl_g3d_create_st_manager(_EGLDisplay *dpy)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_st_manager *gsmapi;
+
+ gsmapi = CALLOC_STRUCT(egl_g3d_st_manager);
+ if (gsmapi) {
+ gsmapi->display = dpy;
+
+ gsmapi->base.screen = gdpy->native->screen;
+ gsmapi->base.get_egl_image = egl_g3d_st_manager_get_egl_image;
+ gsmapi->base.get_param = egl_g3d_st_manager_get_param;
+ }
+
+ return &gsmapi->base;;
+}
+
+void
+egl_g3d_destroy_st_manager(struct st_manager *smapi)
+{
+ struct egl_g3d_st_manager *gsmapi = egl_g3d_st_manager(smapi);
+ FREE(gsmapi);
+}
+
+static boolean
+egl_g3d_st_framebuffer_flush_front_pbuffer(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type statt)
+{
+ return TRUE;
+}
+
+static void
+pbuffer_reference_openvg_image(struct egl_g3d_surface *gsurf)
+{
+ /* TODO */
+}
+
+static void
+pbuffer_allocate_render_texture(struct egl_g3d_surface *gsurf)
+{
+ struct egl_g3d_display *gdpy =
+ egl_g3d_display(gsurf->base.Resource.Display);
+ struct pipe_screen *screen = gdpy->native->screen;
+ struct pipe_resource templ, *ptex;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = gsurf->base.Width;
+ templ.height0 = gsurf->base.Height;
+ templ.depth0 = 1;
+ templ.format = gsurf->stvis.color_format;
+ templ.bind = PIPE_BIND_RENDER_TARGET;
+
+ ptex = screen->resource_create(screen, &templ);
+ gsurf->render_texture = ptex;
+}
+
+static boolean
+egl_g3d_st_framebuffer_validate_pbuffer(struct st_framebuffer_iface *stfbi,
+ const enum st_attachment_type *statts,
+ unsigned count,
+ struct pipe_resource **out)
+{
+ _EGLSurface *surf = (_EGLSurface *) stfbi->st_manager_private;
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ unsigned i;
+
+ for (i = 0; i < count; i++) {
+ out[i] = NULL;
+
+ if (gsurf->stvis.render_buffer != statts[i])
+ continue;
+
+ if (!gsurf->render_texture) {
+ switch (gsurf->client_buffer_type) {
+ case EGL_NONE:
+ pbuffer_allocate_render_texture(gsurf);
+ break;
+ case EGL_OPENVG_IMAGE:
+ pbuffer_reference_openvg_image(gsurf);
+ break;
+ default:
+ break;
+ }
+
+ if (!gsurf->render_texture)
+ return FALSE;
+ }
+
+ pipe_resource_reference(&out[i], gsurf->render_texture);
+ }
+
+ return TRUE;
+}
+
+static boolean
+egl_g3d_st_framebuffer_flush_front(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type statt)
+{
+ _EGLSurface *surf = (_EGLSurface *) stfbi->st_manager_private;
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ return gsurf->native->flush_frontbuffer(gsurf->native);
+}
+
+static boolean
+egl_g3d_st_framebuffer_validate(struct st_framebuffer_iface *stfbi,
+ const enum st_attachment_type *statts,
+ unsigned count,
+ struct pipe_resource **out)
+{
+ _EGLSurface *surf = (_EGLSurface *) stfbi->st_manager_private;
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS];
+ uint attachment_mask = 0;
+ unsigned i;
+
+ for (i = 0; i < count; i++) {
+ int natt;
+
+ switch (statts[i]) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ break;
+ case ST_ATTACHMENT_BACK_LEFT:
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ break;
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ natt = NATIVE_ATTACHMENT_FRONT_RIGHT;
+ break;
+ case ST_ATTACHMENT_BACK_RIGHT:
+ natt = NATIVE_ATTACHMENT_BACK_RIGHT;
+ break;
+ default:
+ natt = -1;
+ break;
+ }
+
+ if (natt >= 0)
+ attachment_mask |= 1 << natt;
+ }
+
+ if (!gsurf->native->validate(gsurf->native, attachment_mask,
+ &gsurf->sequence_number, textures, &gsurf->base.Width,
+ &gsurf->base.Height))
+ return FALSE;
+
+ for (i = 0; i < count; i++) {
+ struct pipe_resource *tex;
+ int natt;
+
+ switch (statts[i]) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ break;
+ case ST_ATTACHMENT_BACK_LEFT:
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ break;
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ natt = NATIVE_ATTACHMENT_FRONT_RIGHT;
+ break;
+ case ST_ATTACHMENT_BACK_RIGHT:
+ natt = NATIVE_ATTACHMENT_BACK_RIGHT;
+ break;
+ default:
+ natt = -1;
+ break;
+ }
+
+ if (natt >= 0) {
+ tex = textures[natt];
+
+ if (statts[i] == stfbi->visual->render_buffer)
+ pipe_resource_reference(&gsurf->render_texture, tex);
+
+ if (attachment_mask & (1 << natt)) {
+ /* transfer the ownership to the caller */
+ out[i] = tex;
+ attachment_mask &= ~(1 << natt);
+ }
+ else {
+ /* the attachment is listed more than once */
+ pipe_resource_reference(&out[i], tex);
+ }
+ }
+ }
+
+ return TRUE;
+}
+
+struct st_framebuffer_iface *
+egl_g3d_create_st_framebuffer(_EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct st_framebuffer_iface *stfbi;
+
+ stfbi = CALLOC_STRUCT(st_framebuffer_iface);
+ if (!stfbi)
+ return NULL;
+
+ stfbi->visual = &gsurf->stvis;
+ if (gsurf->base.Type != EGL_PBUFFER_BIT) {
+ stfbi->flush_front = egl_g3d_st_framebuffer_flush_front;
+ stfbi->validate = egl_g3d_st_framebuffer_validate;
+ }
+ else {
+ stfbi->flush_front = egl_g3d_st_framebuffer_flush_front_pbuffer;
+ stfbi->validate = egl_g3d_st_framebuffer_validate_pbuffer;
+ }
+ stfbi->st_manager_private = (void *) &gsurf->base;
+
+ return stfbi;
+}
+
+void
+egl_g3d_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi)
+{
+ FREE(stfbi);
+}
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_st.h b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
new file mode 100644
index 0000000000..ee53799b02
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
@@ -0,0 +1,83 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#ifndef _EGL_G3D_ST_H_
+#define _EGL_G3D_ST_H_
+
+#include "pipe/p_compiler.h"
+#include "state_tracker/st_api.h"
+#include "egltypedefs.h"
+
+void
+egl_g3d_init_st_apis(struct st_api *stapis[ST_API_COUNT]);
+
+void
+egl_g3d_destroy_st_apis(void);
+
+struct st_manager *
+egl_g3d_create_st_manager(_EGLDisplay *dpy);
+
+void
+egl_g3d_destroy_st_manager(struct st_manager *smapi);
+
+struct st_framebuffer_iface *
+egl_g3d_create_st_framebuffer(_EGLSurface *surf);
+
+void
+egl_g3d_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi);
+
+/**
+ * Return the EGL_<api>_BIT of the st api.
+ */
+static INLINE int
+egl_g3d_st_api_bit(enum st_api_type api)
+{
+ int bit;
+
+ switch (api) {
+ case ST_API_OPENGL:
+ bit = EGL_OPENGL_BIT;
+ break;
+ case ST_API_OPENGL_ES1:
+ bit = EGL_OPENGL_ES_BIT;
+ break;
+ case ST_API_OPENGL_ES2:
+ bit = EGL_OPENGL_ES2_BIT;
+ break;
+ case ST_API_OPENVG:
+ bit = EGL_OPENVG_BIT;
+ break;
+ default:
+ bit = 0;
+ break;
+ }
+
+ return bit;
+}
+
+#endif /* _EGL_G3D_ST_H_ */
diff --git a/src/gallium/state_trackers/egl/common/native.h b/src/gallium/state_trackers/egl/common/native.h
new file mode 100644
index 0000000000..3f60348c48
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/native.h
@@ -0,0 +1,217 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_H_
+#define _NATIVE_H_
+
+#include "EGL/egl.h" /* for EGL native types */
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+
+#include "native_probe.h"
+#include "native_modeset.h"
+
+/**
+ * Only color buffers are listed. The others are allocated privately through,
+ * for example, st_renderbuffer_alloc_storage().
+ */
+enum native_attachment {
+ NATIVE_ATTACHMENT_FRONT_LEFT,
+ NATIVE_ATTACHMENT_BACK_LEFT,
+ NATIVE_ATTACHMENT_FRONT_RIGHT,
+ NATIVE_ATTACHMENT_BACK_RIGHT,
+
+ NUM_NATIVE_ATTACHMENTS
+};
+
+enum native_param_type {
+ /*
+ * Return TRUE if window/pixmap surfaces use the buffers of the native
+ * types.
+ */
+ NATIVE_PARAM_USE_NATIVE_BUFFER
+};
+
+struct native_surface {
+ /**
+ * Available for caller's use.
+ */
+ void *user_data;
+
+ void (*destroy)(struct native_surface *nsurf);
+
+ /**
+ * Swap the front and back buffers so that the back buffer is visible. It
+ * is no-op if the surface is single-buffered. The contents of the back
+ * buffer after swapping may or may not be preserved.
+ */
+ boolean (*swap_buffers)(struct native_surface *nsurf);
+
+ /**
+ * Make the front buffer visible. In some native displays, changes to the
+ * front buffer might not be visible immediately and require manual flush.
+ */
+ boolean (*flush_frontbuffer)(struct native_surface *nsurf);
+
+ /**
+ * Validate the buffers of the surface. textures, if not NULL, points to an
+ * array of size NUM_NATIVE_ATTACHMENTS and the returned textures are owned
+ * by the caller. A sequence number is also returned. The caller can use
+ * it to check if anything has changed since the last call. Any of the
+ * pointers may be NULL and it indicates the caller has no interest in those
+ * values.
+ *
+ * If this function is called multiple times with different attachment
+ * masks, those not listed in the latest call might be destroyed. This
+ * behavior might change in the future.
+ */
+ boolean (*validate)(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height);
+
+ /**
+ * Wait until all native commands affecting the surface has been executed.
+ */
+ void (*wait)(struct native_surface *nsurf);
+};
+
+/**
+ * Describe a native display config.
+ */
+struct native_config {
+ /* available buffers and their format */
+ uint buffer_mask;
+ enum pipe_format color_format;
+
+ /* supported surface types */
+ boolean window_bit;
+ boolean pixmap_bit;
+ boolean scanout_bit;
+
+ int native_visual_id;
+ int native_visual_type;
+ int level;
+ int samples;
+ boolean slow_config;
+ boolean transparent_rgb;
+ int transparent_rgb_values[3];
+};
+
+/**
+ * A pipe winsys abstracts the OS. A pipe screen abstracts the graphcis
+ * hardware. A native display consists of a pipe winsys, a pipe screen, and
+ * the native display server.
+ */
+struct native_display {
+ /**
+ * The pipe screen of the native display.
+ */
+ struct pipe_screen *screen;
+
+ /**
+ * Available for caller's use.
+ */
+ void *user_data;
+
+ void (*destroy)(struct native_display *ndpy);
+
+ /**
+ * Query the parameters of the native display.
+ *
+ * The return value is defined by the parameter.
+ */
+ int (*get_param)(struct native_display *ndpy,
+ enum native_param_type param);
+
+ /**
+ * Get the supported configs. The configs are owned by the display, but
+ * the returned array should be FREE()ed.
+ */
+ const struct native_config **(*get_configs)(struct native_display *ndpy,
+ int *num_configs);
+
+ /**
+ * Test if a pixmap is supported by the given config. Required unless no
+ * config has pixmap_bit set.
+ *
+ * This function is usually called to find a config that supports a given
+ * pixmap. Thus, it is usually called with the same pixmap in a row.
+ */
+ boolean (*is_pixmap_supported)(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf);
+
+
+ /**
+ * Create a window surface. Required unless no config has window_bit set.
+ */
+ struct native_surface *(*create_window_surface)(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf);
+
+ /**
+ * Create a pixmap surface. Required unless no config has pixmap_bit set.
+ */
+ struct native_surface *(*create_pixmap_surface)(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf);
+
+ const struct native_display_modeset *modeset;
+};
+
+/**
+ * The handler for events that a native display may generate. The events are
+ * generated asynchronously and the handler may be called by any thread at any
+ * time.
+ */
+struct native_event_handler {
+ /**
+ * This function is called when a surface needs to be validated.
+ */
+ void (*invalid_surface)(struct native_display *ndpy,
+ struct native_surface *nsurf,
+ unsigned int seq_num);
+};
+
+/**
+ * Test whether an attachment is set in the mask.
+ */
+static INLINE boolean
+native_attachment_mask_test(uint mask, enum native_attachment att)
+{
+ return !!(mask & (1 << att));
+}
+
+const char *
+native_get_name(void);
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *handler);
+
+#endif /* _NATIVE_H_ */
diff --git a/src/gallium/state_trackers/egl/common/native_helper.c b/src/gallium/state_trackers/egl/common/native_helper.c
new file mode 100644
index 0000000000..206817ed66
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/native_helper.c
@@ -0,0 +1,253 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "softpipe/sp_public.h"
+#include "llvmpipe/lp_public.h"
+#include "target-helpers/wrap_screen.h"
+
+#include "native_helper.h"
+
+struct resource_surface {
+ struct pipe_screen *screen;
+ enum pipe_format format;
+ uint bind;
+
+ struct pipe_resource *resources[NUM_NATIVE_ATTACHMENTS];
+ struct pipe_surface *present_surfaces[NUM_NATIVE_ATTACHMENTS];
+ uint resource_mask;
+ uint width, height;
+};
+
+struct resource_surface *
+resource_surface_create(struct pipe_screen *screen,
+ enum pipe_format format, uint bind)
+{
+ struct resource_surface *rsurf = CALLOC_STRUCT(resource_surface);
+
+ if (rsurf) {
+ rsurf->screen = screen;
+ rsurf->format = format;
+ rsurf->bind = bind;
+ }
+
+ return rsurf;
+}
+
+static void
+resource_surface_free_resources(struct resource_surface *rsurf)
+{
+ if (rsurf->resource_mask) {
+ int i;
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ if (rsurf->present_surfaces[i])
+ pipe_surface_reference(&rsurf->present_surfaces[i], NULL);
+ if (rsurf->resources[i])
+ pipe_resource_reference(&rsurf->resources[i], NULL);
+ }
+ rsurf->resource_mask = 0x0;
+ }
+}
+
+void
+resource_surface_destroy(struct resource_surface *rsurf)
+{
+ resource_surface_free_resources(rsurf);
+ FREE(rsurf);
+}
+
+boolean
+resource_surface_set_size(struct resource_surface *rsurf,
+ uint width, uint height)
+{
+ boolean changed = FALSE;
+
+ if (rsurf->width != width || rsurf->height != height) {
+ resource_surface_free_resources(rsurf);
+ rsurf->width = width;
+ rsurf->height = height;
+ changed = TRUE;
+ }
+
+ return changed;
+}
+
+void
+resource_surface_get_size(struct resource_surface *rsurf,
+ uint *width, uint *height)
+{
+ if (width)
+ *width = rsurf->width;
+ if (height)
+ *height = rsurf->height;
+}
+
+boolean
+resource_surface_add_resources(struct resource_surface *rsurf,
+ uint resource_mask)
+{
+ struct pipe_resource templ;
+ int i;
+
+ resource_mask &= ~rsurf->resource_mask;
+ if (!resource_mask)
+ return TRUE;
+
+ if (!rsurf->width || !rsurf->height)
+ return FALSE;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.format = rsurf->format;
+ templ.bind = rsurf->bind;
+ templ.width0 = rsurf->width;
+ templ.height0 = rsurf->height;
+ templ.depth0 = 1;
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ if (resource_mask & (1 <<i)) {
+ assert(!rsurf->resources[i]);
+
+ rsurf->resources[i] =
+ rsurf->screen->resource_create(rsurf->screen, &templ);
+ if (rsurf->resources[i])
+ rsurf->resource_mask |= 1 << i;
+ }
+ }
+
+ return ((rsurf->resource_mask & resource_mask) == resource_mask);
+}
+
+
+void
+resource_surface_get_resources(struct resource_surface *rsurf,
+ struct pipe_resource **resources,
+ uint resource_mask)
+{
+ int i;
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ if (resource_mask & (1 << i)) {
+ resources[i] = NULL;
+ pipe_resource_reference(&resources[i], rsurf->resources[i]);
+ }
+ }
+}
+
+struct pipe_resource *
+resource_surface_get_single_resource(struct resource_surface *rsurf,
+ enum native_attachment which)
+{
+ struct pipe_resource *pres = NULL;
+ pipe_resource_reference(&pres, rsurf->resources[which]);
+ return pres;
+}
+
+static INLINE void
+pointer_swap(const void **p1, const void **p2)
+{
+ const void *tmp = *p1;
+ *p1 = *p2;
+ *p2 = tmp;
+}
+
+void
+resource_surface_swap_buffers(struct resource_surface *rsurf,
+ enum native_attachment buf1,
+ enum native_attachment buf2,
+ boolean only_if_exist)
+{
+ const uint buf1_bit = 1 << buf1;
+ const uint buf2_bit = 1 << buf2;
+ uint mask;
+
+ if (only_if_exist && !(rsurf->resources[buf1] && rsurf->resources[buf2]))
+ return;
+
+ pointer_swap((const void **) &rsurf->resources[buf1],
+ (const void **) &rsurf->resources[buf2]);
+ pointer_swap((const void **) &rsurf->present_surfaces[buf1],
+ (const void **) &rsurf->present_surfaces[buf2]);
+
+ /* swap mask bits */
+ mask = rsurf->resource_mask & ~(buf1_bit | buf2_bit);
+ if (rsurf->resource_mask & buf1_bit)
+ mask |= buf2_bit;
+ if (rsurf->resource_mask & buf2_bit)
+ mask |= buf1_bit;
+
+ rsurf->resource_mask = mask;
+}
+
+boolean
+resource_surface_present(struct resource_surface *rsurf,
+ enum native_attachment which,
+ void *winsys_drawable_handle)
+{
+ struct pipe_resource *pres = rsurf->resources[which];
+ struct pipe_surface *psurf = rsurf->present_surfaces[which];
+
+ if (!pres)
+ return TRUE;
+
+ if (!psurf) {
+ psurf = rsurf->screen->get_tex_surface(rsurf->screen,
+ pres, 0, 0, 0, PIPE_BIND_DISPLAY_TARGET);
+ if (!psurf)
+ return FALSE;
+
+ rsurf->present_surfaces[which] = psurf;
+ }
+
+ assert(psurf->texture == pres);
+
+ rsurf->screen->flush_frontbuffer(rsurf->screen,
+ psurf, winsys_drawable_handle);
+
+ return TRUE;
+}
+
+struct pipe_screen *
+native_create_sw_screen(struct sw_winsys *ws)
+{
+ struct pipe_screen *screen = NULL;
+
+#if defined(GALLIUM_LLVMPIPE)
+ if (!screen && !debug_get_bool_option("GALLIUM_NO_LLVM", FALSE))
+ screen = llvmpipe_create_screen(ws);
+#endif
+ if (!screen)
+ screen = softpipe_create_screen(ws);
+
+ return (screen) ? gallium_wrap_screen(screen) : NULL;
+}
diff --git a/src/gallium/state_trackers/egl/common/native_helper.h b/src/gallium/state_trackers/egl/common/native_helper.h
new file mode 100644
index 0000000000..bdb9629466
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/native_helper.h
@@ -0,0 +1,74 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include "native.h"
+
+struct resource_surface;
+struct sw_winsys;
+
+struct resource_surface *
+resource_surface_create(struct pipe_screen *screen,
+ enum pipe_format format, uint bind);
+
+void
+resource_surface_destroy(struct resource_surface *rsurf);
+
+boolean
+resource_surface_set_size(struct resource_surface *rsurf,
+ uint width, uint height);
+
+void
+resource_surface_get_size(struct resource_surface *rsurf,
+ uint *width, uint *height);
+
+boolean
+resource_surface_add_resources(struct resource_surface *rsurf,
+ uint resource_mask);
+
+void
+resource_surface_get_resources(struct resource_surface *rsurf,
+ struct pipe_resource **resources,
+ uint resource_mask);
+
+struct pipe_resource *
+resource_surface_get_single_resource(struct resource_surface *rsurf,
+ enum native_attachment which);
+
+void
+resource_surface_swap_buffers(struct resource_surface *rsurf,
+ enum native_attachment buf1,
+ enum native_attachment buf2,
+ boolean only_if_exist);
+
+boolean
+resource_surface_present(struct resource_surface *rsurf,
+ enum native_attachment which,
+ void *winsys_drawable_handle);
+
+struct pipe_screen *
+native_create_sw_screen(struct sw_winsys *ws);
diff --git a/src/gallium/state_trackers/egl/common/native_modeset.h b/src/gallium/state_trackers/egl/common/native_modeset.h
new file mode 100644
index 0000000000..dee757b3a8
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/native_modeset.h
@@ -0,0 +1,88 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_MODESET_H_
+#define _NATIVE_MODESET_H_
+
+#include "pipe/p_compiler.h"
+
+struct native_display;
+struct native_surface;
+struct native_config;
+
+struct native_connector {
+ int dummy;
+};
+
+struct native_mode {
+ const char *desc;
+ int width, height;
+ int refresh_rate;
+};
+
+/**
+ * Mode setting interface of the native display. It exposes the mode setting
+ * capabilities of the underlying graphics hardware.
+ */
+struct native_display_modeset {
+ /**
+ * Get the available physical connectors and the number of CRTCs.
+ */
+ const struct native_connector **(*get_connectors)(struct native_display *ndpy,
+ int *num_connectors,
+ int *num_crtcs);
+
+ /**
+ * Get the current supported modes of a connector. The returned modes may
+ * change every time this function is called and those from previous calls
+ * might become invalid.
+ */
+ const struct native_mode **(*get_modes)(struct native_display *ndpy,
+ const struct native_connector *nconn,
+ int *num_modes);
+
+ /**
+ * Create a scan-out surface. Required unless no config has scanout_bit
+ * set.
+ */
+ struct native_surface *(*create_scanout_surface)(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height);
+
+ /**
+ * Program the CRTC to output the surface to the given connectors with the
+ * given mode. When surface is not given, the CRTC is disabled.
+ *
+ * This interface does not export a way to query capabilities of the CRTCs.
+ * The native display usually needs to dynamically map the index to a CRTC
+ * that supports the given connectors.
+ */
+ boolean (*program)(struct native_display *ndpy, int crtc_idx,
+ struct native_surface *nsurf, uint x, uint y,
+ const struct native_connector **nconns, int num_nconns,
+ const struct native_mode *nmode);
+};
+
+#endif /* _NATIVE_MODESET_H_ */
diff --git a/src/gallium/state_trackers/egl/common/native_probe.h b/src/gallium/state_trackers/egl/common/native_probe.h
new file mode 100644
index 0000000000..aeed9f85dd
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/native_probe.h
@@ -0,0 +1,68 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_PROBE_H_
+#define _NATIVE_PROBE_H_
+
+#include "EGL/egl.h" /* for EGL native types */
+
+/**
+ * Enumerations for probe results.
+ */
+enum native_probe_result {
+ NATIVE_PROBE_UNKNOWN,
+ NATIVE_PROBE_FALLBACK,
+ NATIVE_PROBE_SUPPORTED,
+ NATIVE_PROBE_EXACT,
+};
+
+/**
+ * A probe object for display probe.
+ */
+struct native_probe {
+ int magic;
+ EGLNativeDisplayType display;
+ void *data;
+
+ void (*destroy)(struct native_probe *nprobe);
+};
+
+/**
+ * Return a probe object for the given display.
+ *
+ * Note that the returned object may be cached and used by different native
+ * display modules. It allows fast probing when multiple modules probe the
+ * same display.
+ */
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy);
+
+/**
+ * Probe the probe object.
+ */
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe);
+
+#endif /* _NATIVE_PROBE_H_ */
diff --git a/src/gallium/state_trackers/egl/fbdev/native_fbdev.c b/src/gallium/state_trackers/egl/fbdev/native_fbdev.c
new file mode 100644
index 0000000000..d70b7c6eb9
--- /dev/null
+++ b/src/gallium/state_trackers/egl/fbdev/native_fbdev.c
@@ -0,0 +1,470 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <linux/fb.h>
+
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+#include "util/u_pointer.h"
+
+#include "common/native.h"
+#include "common/native_helper.h"
+#include "fbdev/fbdev_sw_winsys.h"
+
+struct fbdev_display {
+ struct native_display base;
+
+ int fd;
+ struct native_event_handler *event_handler;
+
+ struct fb_fix_screeninfo finfo;
+ struct fb_var_screeninfo vinfo;
+
+ struct native_config config;
+ struct native_connector connector;
+ struct native_mode mode;
+
+ struct fbdev_surface *current_surface;
+};
+
+struct fbdev_surface {
+ struct native_surface base;
+
+ struct fbdev_display *fbdpy;
+ struct resource_surface *rsurf;
+ int width, height;
+
+ unsigned int sequence_number;
+
+ boolean is_current;
+};
+
+static INLINE struct fbdev_display *
+fbdev_display(const struct native_display *ndpy)
+{
+ return (struct fbdev_display *) ndpy;
+}
+
+static INLINE struct fbdev_surface *
+fbdev_surface(const struct native_surface *nsurf)
+{
+ return (struct fbdev_surface *) nsurf;
+}
+
+static boolean
+fbdev_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height)
+{
+ struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
+
+ if (!resource_surface_add_resources(fbsurf->rsurf, attachment_mask))
+ return FALSE;
+ if (textures)
+ resource_surface_get_resources(fbsurf->rsurf, textures, attachment_mask);
+
+ if (seq_num)
+ *seq_num = fbsurf->sequence_number;
+ if (width)
+ *width = fbsurf->width;
+ if (height)
+ *height = fbsurf->height;
+
+ return TRUE;
+}
+
+static boolean
+fbdev_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
+
+ if (!fbsurf->is_current)
+ return TRUE;
+
+ return resource_surface_present(fbsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, NULL);
+}
+
+static boolean
+fbdev_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
+ struct fbdev_display *fbdpy = fbsurf->fbdpy;
+ boolean ret = TRUE;
+
+ if (fbsurf->is_current) {
+ ret = resource_surface_present(fbsurf->rsurf,
+ NATIVE_ATTACHMENT_BACK_LEFT, NULL);
+ }
+
+ resource_surface_swap_buffers(fbsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, TRUE);
+ /* the front/back textures are swapped */
+ fbsurf->sequence_number++;
+ fbdpy->event_handler->invalid_surface(&fbdpy->base,
+ &fbsurf->base, fbsurf->sequence_number);
+
+ return ret;
+}
+
+static void
+fbdev_surface_wait(struct native_surface *nsurf)
+{
+ /* no-op */
+}
+
+static void
+fbdev_surface_destroy(struct native_surface *nsurf)
+{
+ struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
+
+ resource_surface_destroy(fbsurf->rsurf);
+ FREE(fbsurf);
+}
+
+static struct native_surface *
+fbdev_display_create_scanout_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ struct fbdev_surface *fbsurf;
+
+ fbsurf = CALLOC_STRUCT(fbdev_surface);
+ if (!fbsurf)
+ return NULL;
+
+ fbsurf->fbdpy = fbdpy;
+ fbsurf->width = width;
+ fbsurf->height = height;
+
+ fbsurf->rsurf = resource_surface_create(fbdpy->base.screen,
+ nconf->color_format,
+ PIPE_BIND_RENDER_TARGET |
+ PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT);
+ if (!fbsurf->rsurf) {
+ FREE(fbsurf);
+ return NULL;
+ }
+
+ resource_surface_set_size(fbsurf->rsurf, fbsurf->width, fbsurf->height);
+
+ fbsurf->base.destroy = fbdev_surface_destroy;
+ fbsurf->base.swap_buffers = fbdev_surface_swap_buffers;
+ fbsurf->base.flush_frontbuffer = fbdev_surface_flush_frontbuffer;
+ fbsurf->base.validate = fbdev_surface_validate;
+ fbsurf->base.wait = fbdev_surface_wait;
+
+ return &fbsurf->base;
+}
+
+static boolean
+fbdev_display_program(struct native_display *ndpy, int crtc_idx,
+ struct native_surface *nsurf, uint x, uint y,
+ const struct native_connector **nconns, int num_nconns,
+ const struct native_mode *nmode)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ struct fbdev_surface *fbsurf = fbdev_surface(nsurf);
+
+ if (x || y)
+ return FALSE;
+
+ if (fbdpy->current_surface) {
+ if (fbdpy->current_surface == fbsurf)
+ return TRUE;
+ fbdpy->current_surface->is_current = FALSE;
+ }
+
+ if (fbsurf)
+ fbsurf->is_current = TRUE;
+ fbdpy->current_surface = fbsurf;
+
+ return TRUE;
+}
+
+static const struct native_mode **
+fbdev_display_get_modes(struct native_display *ndpy,
+ const struct native_connector *nconn,
+ int *num_modes)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ const struct native_mode **modes;
+
+ modes = MALLOC(sizeof(*modes));
+ if (modes) {
+ modes[0] = &fbdpy->mode;
+ if (num_modes)
+ *num_modes = 1;
+ }
+
+ return modes;
+}
+
+static const struct native_connector **
+fbdev_display_get_connectors(struct native_display *ndpy, int *num_connectors,
+ int *num_crtc)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ const struct native_connector **connectors;
+
+ connectors = MALLOC(sizeof(*connectors));
+ if (connectors) {
+ connectors[0] = &fbdpy->connector;
+ if (num_connectors)
+ *num_connectors = 1;
+ }
+
+ return connectors;
+}
+
+static struct native_display_modeset fbdev_display_modeset = {
+ .get_connectors = fbdev_display_get_connectors,
+ .get_modes = fbdev_display_get_modes,
+ .create_scanout_surface = fbdev_display_create_scanout_surface,
+ .program = fbdev_display_program
+};
+
+static const struct native_config **
+fbdev_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ const struct native_config **configs;
+
+ configs = MALLOC(sizeof(*configs));
+ if (configs) {
+ configs[0] = &fbdpy->config;
+ if (num_configs)
+ *num_configs = 1;
+ }
+
+ return configs;
+}
+
+static int
+fbdev_display_get_param(struct native_display *ndpy,
+ enum native_param_type param)
+{
+ int val;
+
+ switch (param) {
+ default:
+ val = 0;
+ break;
+ }
+
+ return val;
+}
+
+static void
+fbdev_display_destroy(struct native_display *ndpy)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+
+ fbdpy->base.screen->destroy(fbdpy->base.screen);
+ close(fbdpy->fd);
+ FREE(fbdpy);
+}
+
+static boolean
+fbdev_display_init_modes(struct native_display *ndpy)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ struct native_mode *nmode = &fbdpy->mode;
+
+ nmode->desc = "Current Mode";
+ nmode->width = fbdpy->vinfo.xres;
+ nmode->height = fbdpy->vinfo.yres;
+ nmode->refresh_rate = 60 * 1000; /* dummy */
+
+ return TRUE;
+}
+
+static boolean
+fbdev_display_init_connectors(struct native_display *ndpy)
+{
+ return TRUE;
+}
+
+static enum pipe_format
+vinfo_to_format(const struct fb_var_screeninfo *vinfo)
+{
+ enum pipe_format format = PIPE_FORMAT_NONE;
+
+ switch (vinfo->bits_per_pixel) {
+ case 32:
+ if (vinfo->red.length == 8 &&
+ vinfo->green.length == 8 &&
+ vinfo->blue.length == 8) {
+ format = (vinfo->transp.length == 8) ?
+ PIPE_FORMAT_B8G8R8A8_UNORM : PIPE_FORMAT_B8G8R8X8_UNORM;
+ }
+ break;
+ case 16:
+ if (vinfo->red.length == 5 &&
+ vinfo->green.length == 6 &&
+ vinfo->blue.length == 5 &&
+ vinfo->transp.length == 0)
+ format = PIPE_FORMAT_B5G6R5_UNORM;
+ break;
+ default:
+ break;
+ }
+
+ return format;
+}
+
+static boolean
+fbdev_display_init_configs(struct native_display *ndpy)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ struct native_config *nconf = &fbdpy->config;
+
+ nconf->color_format = vinfo_to_format(&fbdpy->vinfo);
+ if (nconf->color_format == PIPE_FORMAT_NONE)
+ return FALSE;
+
+ nconf->buffer_mask =
+ (1 << NATIVE_ATTACHMENT_FRONT_LEFT) |
+ (1 << NATIVE_ATTACHMENT_BACK_LEFT);
+
+ nconf->scanout_bit = TRUE;
+
+ return TRUE;
+}
+
+static boolean
+fbdev_display_init(struct native_display *ndpy)
+{
+ struct fbdev_display *fbdpy = fbdev_display(ndpy);
+ struct sw_winsys *ws;
+
+ if (ioctl(fbdpy->fd, FBIOGET_FSCREENINFO, &fbdpy->finfo))
+ return FALSE;
+
+ if (ioctl(fbdpy->fd, FBIOGET_VSCREENINFO, &fbdpy->vinfo))
+ return FALSE;
+
+ if (fbdpy->finfo.visual != FB_VISUAL_TRUECOLOR ||
+ fbdpy->finfo.type != FB_TYPE_PACKED_PIXELS)
+ return FALSE;
+
+ if (!fbdev_display_init_configs(&fbdpy->base) ||
+ !fbdev_display_init_connectors(&fbdpy->base) ||
+ !fbdev_display_init_modes(&fbdpy->base))
+ return FALSE;
+
+ ws = fbdev_create_sw_winsys(fbdpy->fd, fbdpy->config.color_format);
+ if (ws)
+ fbdpy->base.screen = native_create_sw_screen(ws);
+
+ if (fbdpy->base.screen) {
+ if (!fbdpy->base.screen->is_format_supported(fbdpy->base.screen,
+ fbdpy->config.color_format, PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_RENDER_TARGET, 0)) {
+ fbdpy->base.screen->destroy(fbdpy->base.screen);
+ fbdpy->base.screen = NULL;
+ }
+ }
+
+ return (fbdpy->base.screen != NULL);
+}
+
+static struct native_display *
+fbdev_display_create(int fd, struct native_event_handler *event_handler)
+{
+ struct fbdev_display *fbdpy;
+
+ fbdpy = CALLOC_STRUCT(fbdev_display);
+ if (!fbdpy)
+ return NULL;
+
+ fbdpy->fd = fd;
+ fbdpy->event_handler = event_handler;
+
+ if (!fbdev_display_init(&fbdpy->base)) {
+ FREE(fbdpy);
+ return NULL;
+ }
+
+ fbdpy->base.destroy = fbdev_display_destroy;
+ fbdpy->base.get_param = fbdev_display_get_param;
+ fbdpy->base.get_configs = fbdev_display_get_configs;
+
+ fbdpy->base.modeset = &fbdev_display_modeset;
+
+ return &fbdpy->base;
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ return NULL;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ return NATIVE_PROBE_UNKNOWN;
+}
+
+const char *
+native_get_name(void)
+{
+ return "FBDEV";
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler)
+{
+ struct native_display *ndpy;
+ int fd;
+
+ /* well, this makes fd 0 being ignored */
+ if (dpy == EGL_DEFAULT_DISPLAY) {
+ fd = open("/dev/fb0", O_RDWR);
+ }
+ else {
+ fd = dup((int) pointer_to_intptr((void *) dpy));
+ }
+ if (fd < 0)
+ return NULL;
+
+ ndpy = fbdev_display_create(fd, event_handler);
+ if (!ndpy)
+ close(fd);
+
+ return ndpy;
+}
diff --git a/src/gallium/state_trackers/egl/gdi/native_gdi.c b/src/gallium/state_trackers/egl/gdi/native_gdi.c
new file mode 100644
index 0000000000..1791d198d5
--- /dev/null
+++ b/src/gallium/state_trackers/egl/gdi/native_gdi.c
@@ -0,0 +1,406 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.9
+ *
+ * Copyright (C) 2010 LunarG Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Chia-I Wu <olv@lunarg.com>
+ */
+
+#include <windows.h>
+
+#include "pipe/p_compiler.h"
+#include "util/u_memory.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
+#include "gdi/gdi_sw_winsys.h"
+
+#include "common/native_helper.h"
+#include "common/native.h"
+
+struct gdi_display {
+ struct native_display base;
+
+ HDC hDC;
+ struct native_event_handler *event_handler;
+
+ struct native_config *configs;
+ int num_configs;
+};
+
+struct gdi_surface {
+ struct native_surface base;
+
+ HWND hWnd;
+ enum pipe_format color_format;
+
+ struct gdi_display *gdpy;
+
+ unsigned int server_stamp;
+ unsigned int client_stamp;
+
+ struct resource_surface *rsurf;
+};
+
+static INLINE struct gdi_display *
+gdi_display(const struct native_display *ndpy)
+{
+ return (struct gdi_display *) ndpy;
+}
+
+static INLINE struct gdi_surface *
+gdi_surface(const struct native_surface *nsurf)
+{
+ return (struct gdi_surface *) nsurf;
+}
+
+/**
+ * Update the geometry of the surface. This is a slow functions.
+ */
+static void
+gdi_surface_update_geometry(struct native_surface *nsurf)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+ RECT rect;
+ uint w, h;
+
+ GetClientRect(gsurf->hWnd, &rect);
+ w = rect.right - rect.left;
+ h = rect.bottom - rect.top;
+
+ if (resource_surface_set_size(gsurf->rsurf, w, h))
+ gsurf->server_stamp++;
+}
+
+/**
+ * Update the buffers of the surface.
+ */
+static boolean
+gdi_surface_update_buffers(struct native_surface *nsurf, uint buffer_mask)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+
+ if (gsurf->client_stamp != gsurf->server_stamp) {
+ gdi_surface_update_geometry(&gsurf->base);
+ gsurf->client_stamp = gsurf->server_stamp;
+ }
+
+ return resource_surface_add_resources(gsurf->rsurf, buffer_mask);
+}
+
+/**
+ * Emulate an invalidate event.
+ */
+static void
+gdi_surface_invalidate(struct native_surface *nsurf)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+ struct gdi_display *gdpy = gsurf->gdpy;
+
+ gsurf->server_stamp++;
+ gdpy->event_handler->invalid_surface(&gdpy->base,
+ &gsurf->base, gsurf->server_stamp);
+}
+
+static boolean
+gdi_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+ HDC hDC;
+ boolean ret;
+
+ hDC = GetDC(gsurf->hWnd);
+ ret = resource_surface_present(gsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, (void *) hDC);
+ ReleaseDC(gsurf->hWnd, hDC);
+
+ /* force buffers to be updated in next validation call */
+ gdi_surface_invalidate(&gsurf->base);
+
+ return ret;
+}
+
+static boolean
+gdi_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+ HDC hDC;
+ boolean ret;
+
+ hDC = GetDC(gsurf->hWnd);
+ ret = resource_surface_present(gsurf->rsurf,
+ NATIVE_ATTACHMENT_BACK_LEFT, (void *) hDC);
+ ReleaseDC(gsurf->hWnd, hDC);
+
+ resource_surface_swap_buffers(gsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, TRUE);
+ /* the front/back buffers have been swapped */
+ gdi_surface_invalidate(&gsurf->base);
+
+ return ret;
+}
+
+static boolean
+gdi_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+ uint w, h;
+
+ if (!gdi_surface_update_buffers(&gsurf->base, attachment_mask))
+ return FALSE;
+
+ if (seq_num)
+ *seq_num = gsurf->client_stamp;
+
+ if (textures)
+ resource_surface_get_resources(gsurf->rsurf, textures, attachment_mask);
+
+ resource_surface_get_size(gsurf->rsurf, &w, &h);
+ if (width)
+ *width = w;
+ if (height)
+ *height = h;
+
+ return TRUE;
+}
+
+static void
+gdi_surface_wait(struct native_surface *nsurf)
+{
+ /* no-op */
+}
+
+static void
+gdi_surface_destroy(struct native_surface *nsurf)
+{
+ struct gdi_surface *gsurf = gdi_surface(nsurf);
+
+ resource_surface_destroy(gsurf->rsurf);
+ FREE(gsurf);
+}
+
+static struct native_surface *
+gdi_display_create_window_surface(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf)
+{
+ struct gdi_display *gdpy = gdi_display(ndpy);
+ struct gdi_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(gdi_surface);
+ if (!gsurf)
+ return NULL;
+
+ gsurf->gdpy = gdpy;
+ gsurf->color_format = nconf->color_format;
+ gsurf->hWnd = (HWND) win;
+
+ gsurf->rsurf = resource_surface_create(gdpy->base.screen,
+ gsurf->color_format,
+ PIPE_BIND_RENDER_TARGET |
+ PIPE_BIND_SAMPLER_VIEW |
+ PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT);
+ if (!gsurf->rsurf) {
+ FREE(gsurf);
+ return NULL;
+ }
+
+ /* initialize the geometry */
+ gdi_surface_update_geometry(&gsurf->base);
+
+ gsurf->base.destroy = gdi_surface_destroy;
+ gsurf->base.swap_buffers = gdi_surface_swap_buffers;
+ gsurf->base.flush_frontbuffer = gdi_surface_flush_frontbuffer;
+ gsurf->base.validate = gdi_surface_validate;
+ gsurf->base.wait = gdi_surface_wait;
+
+ return &gsurf->base;
+}
+
+static int
+fill_color_formats(struct native_display *ndpy, enum pipe_format formats[8])
+{
+ struct pipe_screen *screen = ndpy->screen;
+ int i, count = 0;
+
+ enum pipe_format candidates[] = {
+ /* 32-bit */
+ PIPE_FORMAT_B8G8R8A8_UNORM,
+ PIPE_FORMAT_A8R8G8B8_UNORM,
+ /* 24-bit */
+ PIPE_FORMAT_B8G8R8X8_UNORM,
+ PIPE_FORMAT_X8R8G8B8_UNORM,
+ /* 16-bit */
+ PIPE_FORMAT_B5G6R5_UNORM
+ };
+
+ assert(Elements(candidates) <= 8);
+
+ for (i = 0; i < Elements(candidates); i++) {
+ if (screen->is_format_supported(screen, candidates[i],
+ PIPE_TEXTURE_2D, 0, PIPE_BIND_RENDER_TARGET, 0))
+ formats[count++] = candidates[i];
+ }
+
+ return count;
+}
+
+static const struct native_config **
+gdi_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct gdi_display *gdpy = gdi_display(ndpy);
+ const struct native_config **configs;
+ int i;
+
+ /* first time */
+ if (!gdpy->configs) {
+ enum pipe_format formats[8];
+ int i, count;
+
+ count = fill_color_formats(&gdpy->base, formats);
+
+ gdpy->configs = CALLOC(count, sizeof(*gdpy->configs));
+ if (!gdpy->configs)
+ return NULL;
+
+ for (i = 0; i < count; i++) {
+ struct native_config *nconf = &gdpy->configs[i];
+
+ nconf->buffer_mask =
+ (1 << NATIVE_ATTACHMENT_FRONT_LEFT) |
+ (1 << NATIVE_ATTACHMENT_BACK_LEFT);
+ nconf->color_format = formats[i];
+
+ nconf->window_bit = TRUE;
+ nconf->slow_config = TRUE;
+ }
+
+ gdpy->num_configs = count;
+ }
+
+ configs = MALLOC(gdpy->num_configs * sizeof(*configs));
+ if (configs) {
+ for (i = 0; i < gdpy->num_configs; i++)
+ configs[i] = (const struct native_config *) &gdpy->configs[i];
+ if (num_configs)
+ *num_configs = gdpy->num_configs;
+ }
+ return configs;
+}
+
+static int
+gdi_display_get_param(struct native_display *ndpy,
+ enum native_param_type param)
+{
+ int val;
+
+ switch (param) {
+ case NATIVE_PARAM_USE_NATIVE_BUFFER:
+ /* private buffers are allocated */
+ val = FALSE;
+ break;
+ default:
+ val = 0;
+ break;
+ }
+
+ return val;
+}
+
+static void
+gdi_display_destroy(struct native_display *ndpy)
+{
+ struct gdi_display *gdpy = gdi_display(ndpy);
+
+ if (gdpy->configs)
+ FREE(gdpy->configs);
+
+ gdpy->base.screen->destroy(gdpy->base.screen);
+
+ FREE(gdpy);
+}
+
+static struct native_display *
+gdi_create_display(HDC hDC, struct pipe_screen *screen,
+ struct native_event_handler *event_handler)
+{
+ struct gdi_display *gdpy;
+
+ gdpy = CALLOC_STRUCT(gdi_display);
+ if (!gdpy)
+ return NULL;
+
+ gdpy->hDC = hDC;
+ gdpy->event_handler = event_handler;
+
+ gdpy->base.screen = screen;
+
+ gdpy->base.destroy = gdi_display_destroy;
+ gdpy->base.get_param = gdi_display_get_param;
+
+ gdpy->base.get_configs = gdi_display_get_configs;
+ gdpy->base.create_window_surface = gdi_display_create_window_surface;
+
+ return &gdpy->base;
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ return NULL;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ return NATIVE_PROBE_UNKNOWN;
+}
+
+const char *
+native_get_name(void)
+{
+ return "GDI";
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler)
+{
+ struct sw_winsys *winsys;
+ struct pipe_screen *screen;
+
+ winsys = gdi_create_sw_winsys();
+ if (!winsys)
+ return NULL;
+
+ screen = native_create_sw_screen(winsys);
+ if (!screen) {
+ if (winsys->destroy)
+ winsys->destroy(winsys);
+ return NULL;
+ }
+
+ return gdi_create_display((HDC) dpy, screen, event_handler);
+}
diff --git a/src/gallium/state_trackers/egl/kms/native_kms.c b/src/gallium/state_trackers/egl/kms/native_kms.c
new file mode 100644
index 0000000000..bfb4a9d258
--- /dev/null
+++ b/src/gallium/state_trackers/egl/kms/native_kms.c
@@ -0,0 +1,830 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+#include "util/u_pointer.h"
+#include "util/u_string.h"
+#include "egllog.h"
+
+#include "native_kms.h"
+
+static boolean
+kms_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+
+ if (!resource_surface_add_resources(ksurf->rsurf, attachment_mask))
+ return FALSE;
+ if (textures)
+ resource_surface_get_resources(ksurf->rsurf, textures, attachment_mask);
+
+ if (seq_num)
+ *seq_num = ksurf->sequence_number;
+ if (width)
+ *width = ksurf->width;
+ if (height)
+ *height = ksurf->height;
+
+ return TRUE;
+}
+
+/**
+ * Add textures as DRM framebuffers.
+ */
+static boolean
+kms_surface_init_framebuffers(struct native_surface *nsurf, boolean need_back)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_display *kdpy = ksurf->kdpy;
+ int num_framebuffers = (need_back) ? 2 : 1;
+ int i, err;
+
+ for (i = 0; i < num_framebuffers; i++) {
+ struct kms_framebuffer *fb;
+ enum native_attachment natt;
+ struct winsys_handle whandle;
+ uint block_bits;
+
+ if (i == 0) {
+ fb = &ksurf->front_fb;
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ }
+ else {
+ fb = &ksurf->back_fb;
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ }
+
+ if (!fb->texture) {
+ /* make sure the texture has been allocated */
+ resource_surface_add_resources(ksurf->rsurf, 1 << natt);
+ fb->texture =
+ resource_surface_get_single_resource(ksurf->rsurf, natt);
+ if (!fb->texture)
+ return FALSE;
+ }
+
+ /* already initialized */
+ if (fb->buffer_id)
+ continue;
+
+ /* TODO detect the real value */
+ fb->is_passive = TRUE;
+
+ memset(&whandle, 0, sizeof(whandle));
+ whandle.type = DRM_API_HANDLE_TYPE_KMS;
+
+ if (!kdpy->base.screen->resource_get_handle(kdpy->base.screen,
+ fb->texture, &whandle))
+ return FALSE;
+
+ block_bits = util_format_get_blocksizebits(ksurf->color_format);
+ err = drmModeAddFB(kdpy->fd, ksurf->width, ksurf->height,
+ block_bits, block_bits, whandle.stride, whandle.handle,
+ &fb->buffer_id);
+ if (err) {
+ fb->buffer_id = 0;
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+static boolean
+kms_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+#ifdef DRM_MODE_FEATURE_DIRTYFB
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_display *kdpy = ksurf->kdpy;
+
+ if (ksurf->front_fb.is_passive)
+ drmModeDirtyFB(kdpy->fd, ksurf->front_fb.buffer_id, NULL, 0);
+#endif
+
+ return TRUE;
+}
+
+static boolean
+kms_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_crtc *kcrtc = &ksurf->current_crtc;
+ struct kms_display *kdpy = ksurf->kdpy;
+ struct kms_framebuffer tmp_fb;
+ int err;
+
+ if (!ksurf->back_fb.buffer_id) {
+ if (!kms_surface_init_framebuffers(&ksurf->base, TRUE))
+ return FALSE;
+ }
+
+ if (ksurf->is_shown && kcrtc->crtc) {
+ err = drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
+ ksurf->back_fb.buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
+ kcrtc->connectors, kcrtc->num_connectors, &kcrtc->crtc->mode);
+ if (err)
+ return FALSE;
+ }
+
+ /* swap the buffers */
+ tmp_fb = ksurf->front_fb;
+ ksurf->front_fb = ksurf->back_fb;
+ ksurf->back_fb = tmp_fb;
+
+ resource_surface_swap_buffers(ksurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, FALSE);
+ /* the front/back textures are swapped */
+ ksurf->sequence_number++;
+ kdpy->event_handler->invalid_surface(&kdpy->base,
+ &ksurf->base, ksurf->sequence_number);
+
+ return TRUE;
+}
+
+static void
+kms_surface_wait(struct native_surface *nsurf)
+{
+ /* no-op */
+}
+
+static void
+kms_surface_destroy(struct native_surface *nsurf)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+
+ if (ksurf->current_crtc.crtc)
+ drmModeFreeCrtc(ksurf->current_crtc.crtc);
+
+ if (ksurf->front_fb.buffer_id)
+ drmModeRmFB(ksurf->kdpy->fd, ksurf->front_fb.buffer_id);
+ pipe_resource_reference(&ksurf->front_fb.texture, NULL);
+
+ if (ksurf->back_fb.buffer_id)
+ drmModeRmFB(ksurf->kdpy->fd, ksurf->back_fb.buffer_id);
+ pipe_resource_reference(&ksurf->back_fb.texture, NULL);
+
+ resource_surface_destroy(ksurf->rsurf);
+ FREE(ksurf);
+}
+
+static struct kms_surface *
+kms_display_create_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_config *kconf = kms_config(nconf);
+ struct kms_surface *ksurf;
+
+ ksurf = CALLOC_STRUCT(kms_surface);
+ if (!ksurf)
+ return NULL;
+
+ ksurf->kdpy = kdpy;
+ ksurf->color_format = kconf->base.color_format;
+ ksurf->width = width;
+ ksurf->height = height;
+
+ ksurf->rsurf = resource_surface_create(kdpy->base.screen,
+ ksurf->color_format,
+ PIPE_BIND_RENDER_TARGET |
+ PIPE_BIND_SAMPLER_VIEW |
+ PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT);
+ if (!ksurf->rsurf) {
+ FREE(ksurf);
+ return NULL;
+ }
+
+ resource_surface_set_size(ksurf->rsurf, ksurf->width, ksurf->height);
+
+ ksurf->base.destroy = kms_surface_destroy;
+ ksurf->base.swap_buffers = kms_surface_swap_buffers;
+ ksurf->base.flush_frontbuffer = kms_surface_flush_frontbuffer;
+ ksurf->base.validate = kms_surface_validate;
+ ksurf->base.wait = kms_surface_wait;
+
+ return ksurf;
+}
+
+/**
+ * Choose a CRTC that supports all given connectors.
+ */
+static uint32_t
+kms_display_choose_crtc(struct native_display *ndpy,
+ uint32_t *connectors, int num_connectors)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ int idx;
+
+ for (idx = 0; idx < kdpy->resources->count_crtcs; idx++) {
+ boolean found_crtc = TRUE;
+ int i, j;
+
+ for (i = 0; i < num_connectors; i++) {
+ drmModeConnectorPtr connector;
+ int encoder_idx = -1;
+
+ connector = drmModeGetConnector(kdpy->fd, connectors[i]);
+ if (!connector) {
+ found_crtc = FALSE;
+ break;
+ }
+
+ /* find an encoder the CRTC supports */
+ for (j = 0; j < connector->count_encoders; j++) {
+ drmModeEncoderPtr encoder =
+ drmModeGetEncoder(kdpy->fd, connector->encoders[j]);
+ if (encoder->possible_crtcs & (1 << idx)) {
+ encoder_idx = j;
+ break;
+ }
+ drmModeFreeEncoder(encoder);
+ }
+
+ drmModeFreeConnector(connector);
+ if (encoder_idx < 0) {
+ found_crtc = FALSE;
+ break;
+ }
+ }
+
+ if (found_crtc)
+ break;
+ }
+
+ if (idx >= kdpy->resources->count_crtcs) {
+ _eglLog(_EGL_WARNING,
+ "failed to find a CRTC that supports the given %d connectors",
+ num_connectors);
+ return 0;
+ }
+
+ return kdpy->resources->crtcs[idx];
+}
+
+/**
+ * Remember the original CRTC status and set the CRTC
+ */
+static boolean
+kms_display_set_crtc(struct native_display *ndpy, int crtc_idx,
+ uint32_t buffer_id, uint32_t x, uint32_t y,
+ uint32_t *connectors, int num_connectors,
+ drmModeModeInfoPtr mode)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_crtc *kcrtc = &kdpy->saved_crtcs[crtc_idx];
+ uint32_t crtc_id;
+ int err;
+
+ if (kcrtc->crtc) {
+ crtc_id = kcrtc->crtc->crtc_id;
+ }
+ else {
+ int count = 0, i;
+
+ /*
+ * Choose the CRTC once. It could be more dynamic, but let's keep it
+ * simple for now.
+ */
+ crtc_id = kms_display_choose_crtc(&kdpy->base,
+ connectors, num_connectors);
+
+ /* save the original CRTC status */
+ kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
+ if (!kcrtc->crtc)
+ return FALSE;
+
+ for (i = 0; i < kdpy->num_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+ drmModeConnectorPtr connector = kconn->connector;
+ drmModeEncoderPtr encoder;
+
+ encoder = drmModeGetEncoder(kdpy->fd, connector->encoder_id);
+ if (encoder) {
+ if (encoder->crtc_id == crtc_id) {
+ kcrtc->connectors[count++] = connector->connector_id;
+ if (count >= Elements(kcrtc->connectors))
+ break;
+ }
+ drmModeFreeEncoder(encoder);
+ }
+ }
+
+ kcrtc->num_connectors = count;
+ }
+
+ err = drmModeSetCrtc(kdpy->fd, crtc_id, buffer_id, x, y,
+ connectors, num_connectors, mode);
+ if (err) {
+ drmModeFreeCrtc(kcrtc->crtc);
+ kcrtc->crtc = NULL;
+ kcrtc->num_connectors = 0;
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static boolean
+kms_display_program(struct native_display *ndpy, int crtc_idx,
+ struct native_surface *nsurf, uint x, uint y,
+ const struct native_connector **nconns, int num_nconns,
+ const struct native_mode *nmode)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ const struct kms_mode *kmode = kms_mode(nmode);
+ uint32_t connector_ids[32];
+ uint32_t buffer_id;
+ drmModeModeInfo mode_tmp, *mode;
+ int i;
+
+ if (num_nconns > Elements(connector_ids)) {
+ _eglLog(_EGL_WARNING, "too many connectors (%d)", num_nconns);
+ num_nconns = Elements(connector_ids);
+ }
+
+ if (ksurf) {
+ if (!kms_surface_init_framebuffers(&ksurf->base, FALSE))
+ return FALSE;
+
+ buffer_id = ksurf->front_fb.buffer_id;
+ /* the mode argument of drmModeSetCrtc is not constified */
+ mode_tmp = kmode->mode;
+ mode = &mode_tmp;
+ }
+ else {
+ /* disable the CRTC */
+ buffer_id = 0;
+ mode = NULL;
+ num_nconns = 0;
+ }
+
+ for (i = 0; i < num_nconns; i++) {
+ struct kms_connector *kconn = kms_connector(nconns[i]);
+ connector_ids[i] = kconn->connector->connector_id;
+ }
+
+ if (!kms_display_set_crtc(&kdpy->base, crtc_idx, buffer_id, x, y,
+ connector_ids, num_nconns, mode)) {
+ _eglLog(_EGL_WARNING, "failed to set CRTC %d", crtc_idx);
+
+ return FALSE;
+ }
+
+ if (kdpy->shown_surfaces[crtc_idx])
+ kdpy->shown_surfaces[crtc_idx]->is_shown = FALSE;
+ kdpy->shown_surfaces[crtc_idx] = ksurf;
+
+ /* remember the settings for buffer swapping */
+ if (ksurf) {
+ uint32_t crtc_id = kdpy->saved_crtcs[crtc_idx].crtc->crtc_id;
+ struct kms_crtc *kcrtc = &ksurf->current_crtc;
+
+ if (kcrtc->crtc)
+ drmModeFreeCrtc(kcrtc->crtc);
+ kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
+
+ assert(num_nconns < Elements(kcrtc->connectors));
+ memcpy(kcrtc->connectors, connector_ids,
+ sizeof(*connector_ids) * num_nconns);
+ kcrtc->num_connectors = num_nconns;
+
+ ksurf->is_shown = TRUE;
+ }
+
+ return TRUE;
+}
+
+static const struct native_mode **
+kms_display_get_modes(struct native_display *ndpy,
+ const struct native_connector *nconn,
+ int *num_modes)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_connector *kconn = kms_connector(nconn);
+ const struct native_mode **nmodes_return;
+ int count, i;
+
+ /* delete old data */
+ if (kconn->connector) {
+ drmModeFreeConnector(kconn->connector);
+ FREE(kconn->kms_modes);
+
+ kconn->connector = NULL;
+ kconn->kms_modes = NULL;
+ kconn->num_modes = 0;
+ }
+
+ /* detect again */
+ kconn->connector = drmModeGetConnector(kdpy->fd, kconn->connector_id);
+ if (!kconn->connector)
+ return NULL;
+
+ count = kconn->connector->count_modes;
+ kconn->kms_modes = CALLOC(count, sizeof(*kconn->kms_modes));
+ if (!kconn->kms_modes) {
+ drmModeFreeConnector(kconn->connector);
+ kconn->connector = NULL;
+
+ return NULL;
+ }
+
+ for (i = 0; i < count; i++) {
+ struct kms_mode *kmode = &kconn->kms_modes[i];
+ drmModeModeInfoPtr mode = &kconn->connector->modes[i];
+
+ kmode->mode = *mode;
+
+ kmode->base.desc = kmode->mode.name;
+ kmode->base.width = kmode->mode.hdisplay;
+ kmode->base.height = kmode->mode.vdisplay;
+ kmode->base.refresh_rate = kmode->mode.vrefresh;
+ /* not all kernels have vrefresh = refresh_rate * 1000 */
+ if (kmode->base.refresh_rate > 1000)
+ kmode->base.refresh_rate = (kmode->base.refresh_rate + 500) / 1000;
+ }
+
+ nmodes_return = MALLOC(count * sizeof(*nmodes_return));
+ if (nmodes_return) {
+ for (i = 0; i < count; i++)
+ nmodes_return[i] = &kconn->kms_modes[i].base;
+ if (num_modes)
+ *num_modes = count;
+ }
+
+ return nmodes_return;
+}
+
+static const struct native_connector **
+kms_display_get_connectors(struct native_display *ndpy, int *num_connectors,
+ int *num_crtc)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ const struct native_connector **connectors;
+ int i;
+
+ if (!kdpy->connectors) {
+ kdpy->connectors =
+ CALLOC(kdpy->resources->count_connectors, sizeof(*kdpy->connectors));
+ if (!kdpy->connectors)
+ return NULL;
+
+ for (i = 0; i < kdpy->resources->count_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+
+ kconn->connector_id = kdpy->resources->connectors[i];
+ /* kconn->connector is allocated when the modes are asked */
+ }
+
+ kdpy->num_connectors = kdpy->resources->count_connectors;
+ }
+
+ connectors = MALLOC(kdpy->num_connectors * sizeof(*connectors));
+ if (connectors) {
+ for (i = 0; i < kdpy->num_connectors; i++)
+ connectors[i] = &kdpy->connectors[i].base;
+ if (num_connectors)
+ *num_connectors = kdpy->num_connectors;
+ }
+
+ if (num_crtc)
+ *num_crtc = kdpy->resources->count_crtcs;
+
+ return connectors;
+}
+
+static struct native_surface *
+kms_display_create_scanout_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct kms_surface *ksurf;
+
+ ksurf = kms_display_create_surface(ndpy, nconf, width, height);
+ return &ksurf->base;
+}
+
+static boolean
+kms_display_is_format_supported(struct native_display *ndpy,
+ enum pipe_format fmt, boolean is_color)
+{
+ return ndpy->screen->is_format_supported(ndpy->screen,
+ fmt, PIPE_TEXTURE_2D, 0,
+ (is_color) ? PIPE_BIND_RENDER_TARGET :
+ PIPE_BIND_DEPTH_STENCIL, 0);
+}
+
+static const struct native_config **
+kms_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ const struct native_config **configs;
+
+ /* first time */
+ if (!kdpy->config) {
+ struct native_config *nconf;
+ enum pipe_format format;
+
+ kdpy->config = CALLOC(1, sizeof(*kdpy->config));
+ if (!kdpy->config)
+ return NULL;
+
+ nconf = &kdpy->config->base;
+
+ nconf->buffer_mask =
+ (1 << NATIVE_ATTACHMENT_FRONT_LEFT) |
+ (1 << NATIVE_ATTACHMENT_BACK_LEFT);
+
+ format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, TRUE)) {
+ format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, TRUE))
+ format = PIPE_FORMAT_NONE;
+ }
+ if (format == PIPE_FORMAT_NONE) {
+ FREE(kdpy->config);
+ kdpy->config = NULL;
+ return NULL;
+ }
+
+ nconf->color_format = format;
+
+ nconf->scanout_bit = TRUE;
+ }
+
+ configs = MALLOC(sizeof(*configs));
+ if (configs) {
+ configs[0] = &kdpy->config->base;
+ if (num_configs)
+ *num_configs = 1;
+ }
+
+ return configs;
+}
+
+static int
+kms_display_get_param(struct native_display *ndpy,
+ enum native_param_type param)
+{
+ int val;
+
+ switch (param) {
+ default:
+ val = 0;
+ break;
+ }
+
+ return val;
+}
+
+static void
+kms_display_destroy(struct native_display *ndpy)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ int i;
+
+ if (kdpy->config)
+ FREE(kdpy->config);
+
+ if (kdpy->connectors) {
+ for (i = 0; i < kdpy->num_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+ if (kconn->connector) {
+ drmModeFreeConnector(kconn->connector);
+ FREE(kconn->kms_modes);
+ }
+ }
+ FREE(kdpy->connectors);
+ }
+
+ if (kdpy->shown_surfaces)
+ FREE(kdpy->shown_surfaces);
+
+ if (kdpy->saved_crtcs) {
+ for (i = 0; i < kdpy->resources->count_crtcs; i++) {
+ struct kms_crtc *kcrtc = &kdpy->saved_crtcs[i];
+
+ if (kcrtc->crtc) {
+ /* restore crtc */
+ drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
+ kcrtc->crtc->buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
+ kcrtc->connectors, kcrtc->num_connectors,
+ &kcrtc->crtc->mode);
+
+ drmModeFreeCrtc(kcrtc->crtc);
+ }
+ }
+ FREE(kdpy->saved_crtcs);
+ }
+
+ if (kdpy->resources)
+ drmModeFreeResources(kdpy->resources);
+
+ if (kdpy->base.screen)
+ kdpy->base.screen->destroy(kdpy->base.screen);
+
+ if (kdpy->fd >= 0)
+ drmClose(kdpy->fd);
+
+ if (kdpy->api && kdpy->api->destroy)
+ kdpy->api->destroy(kdpy->api);
+ FREE(kdpy);
+}
+
+/**
+ * Initialize KMS and pipe screen.
+ */
+static boolean
+kms_display_init_screen(struct native_display *ndpy)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ int fd;
+
+ fd = kdpy->fd;
+ if (fd >= 0) {
+ drmVersionPtr version = drmGetVersion(fd);
+ if (!version || strcmp(version->name, kdpy->api->driver_name)) {
+ if (version) {
+ _eglLog(_EGL_WARNING, "unknown driver name %s", version->name);
+ drmFreeVersion(version);
+ }
+ else {
+ _eglLog(_EGL_WARNING, "invalid fd %d", fd);
+ }
+
+ return FALSE;
+ }
+
+ drmFreeVersion(version);
+ }
+ else {
+ fd = drmOpen(kdpy->api->driver_name, NULL);
+ }
+
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "failed to open DRM device");
+ return FALSE;
+ }
+
+#if 0
+ if (drmSetMaster(fd)) {
+ _eglLog(_EGL_WARNING, "failed to become DRM master");
+ return FALSE;
+ }
+#endif
+
+ kdpy->base.screen = kdpy->api->create_screen(kdpy->api, fd);
+ if (!kdpy->base.screen) {
+ _eglLog(_EGL_WARNING, "failed to create DRM screen");
+ drmClose(fd);
+ return FALSE;
+ }
+
+ kdpy->fd = fd;
+
+ return TRUE;
+}
+
+static struct native_display_modeset kms_display_modeset = {
+ .get_connectors = kms_display_get_connectors,
+ .get_modes = kms_display_get_modes,
+ .create_scanout_surface = kms_display_create_scanout_surface,
+ .program = kms_display_program
+};
+
+static struct native_display *
+kms_create_display(int fd, struct native_event_handler *event_handler,
+ struct drm_api *api)
+{
+ struct kms_display *kdpy;
+
+ kdpy = CALLOC_STRUCT(kms_display);
+ if (!kdpy)
+ return NULL;
+
+ kdpy->event_handler = event_handler;
+
+ kdpy->api = api;
+ if (!kdpy->api) {
+ _eglLog(_EGL_WARNING, "failed to create DRM API");
+ FREE(kdpy);
+ return NULL;
+ }
+
+ kdpy->fd = fd;
+ if (!kms_display_init_screen(&kdpy->base)) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ /* resources are fixed, unlike crtc, connector, or encoder */
+ kdpy->resources = drmModeGetResources(kdpy->fd);
+ if (!kdpy->resources) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->saved_crtcs =
+ CALLOC(kdpy->resources->count_crtcs, sizeof(*kdpy->saved_crtcs));
+ if (!kdpy->saved_crtcs) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->shown_surfaces =
+ CALLOC(kdpy->resources->count_crtcs, sizeof(*kdpy->shown_surfaces));
+ if (!kdpy->shown_surfaces) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->base.destroy = kms_display_destroy;
+ kdpy->base.get_param = kms_display_get_param;
+ kdpy->base.get_configs = kms_display_get_configs;
+
+ kdpy->base.modeset = &kms_display_modeset;
+
+ return &kdpy->base;
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ return NULL;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ return NATIVE_PROBE_UNKNOWN;
+}
+
+/* the api is destroyed with the native display */
+static struct drm_api *drm_api;
+
+const char *
+native_get_name(void)
+{
+ static char kms_name[32];
+
+ if (!drm_api)
+ drm_api = drm_api_create();
+
+ if (drm_api)
+ util_snprintf(kms_name, sizeof(kms_name), "KMS/%s", drm_api->name);
+ else
+ util_snprintf(kms_name, sizeof(kms_name), "KMS");
+
+ return kms_name;
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler)
+{
+ struct native_display *ndpy = NULL;
+ int fd;
+
+ if (!drm_api)
+ drm_api = drm_api_create();
+
+ if (drm_api) {
+ /* well, this makes fd 0 being ignored */
+ fd = (dpy != EGL_DEFAULT_DISPLAY) ?
+ (int) pointer_to_intptr((void *) dpy) : -1;
+ ndpy = kms_create_display(fd, event_handler, drm_api);
+ }
+
+ return ndpy;
+}
diff --git a/src/gallium/state_trackers/egl/kms/native_kms.h b/src/gallium/state_trackers/egl/kms/native_kms.h
new file mode 100644
index 0000000000..d69c8d38c8
--- /dev/null
+++ b/src/gallium/state_trackers/egl/kms/native_kms.h
@@ -0,0 +1,138 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_KMS_H_
+#define _NATIVE_KMS_H_
+
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include "pipe/p_compiler.h"
+#include "util/u_format.h"
+#include "pipe/p_state.h"
+#include "state_tracker/drm_api.h"
+
+#include "common/native.h"
+#include "common/native_helper.h"
+
+struct kms_config;
+struct kms_connector;
+struct kms_mode;
+
+struct kms_crtc {
+ drmModeCrtcPtr crtc;
+ uint32_t connectors[32];
+ int num_connectors;
+};
+
+struct kms_display {
+ struct native_display base;
+
+ struct native_event_handler *event_handler;
+
+ int fd;
+ struct drm_api *api;
+ drmModeResPtr resources;
+ struct kms_config *config;
+
+ struct kms_connector *connectors;
+ int num_connectors;
+
+ struct kms_surface **shown_surfaces;
+ /* save the original settings of the CRTCs */
+ struct kms_crtc *saved_crtcs;
+};
+
+struct kms_framebuffer {
+ struct pipe_resource *texture;
+ boolean is_passive;
+
+ uint32_t buffer_id;
+};
+
+struct kms_surface {
+ struct native_surface base;
+ struct kms_display *kdpy;
+
+ struct resource_surface *rsurf;
+ enum pipe_format color_format;
+ int width, height;
+
+ unsigned int sequence_number;
+ struct kms_framebuffer front_fb, back_fb;
+
+ boolean is_shown;
+ struct kms_crtc current_crtc;
+};
+
+struct kms_config {
+ struct native_config base;
+};
+
+struct kms_connector {
+ struct native_connector base;
+
+ uint32_t connector_id;
+ drmModeConnectorPtr connector;
+ struct kms_mode *kms_modes;
+ int num_modes;
+};
+
+struct kms_mode {
+ struct native_mode base;
+ drmModeModeInfo mode;
+};
+
+static INLINE struct kms_display *
+kms_display(const struct native_display *ndpy)
+{
+ return (struct kms_display *) ndpy;
+}
+
+static INLINE struct kms_surface *
+kms_surface(const struct native_surface *nsurf)
+{
+ return (struct kms_surface *) nsurf;
+}
+
+static INLINE struct kms_config *
+kms_config(const struct native_config *nconf)
+{
+ return (struct kms_config *) nconf;
+}
+
+static INLINE struct kms_connector *
+kms_connector(const struct native_connector *nconn)
+{
+ return (struct kms_connector *) nconn;
+}
+
+static INLINE struct kms_mode *
+kms_mode(const struct native_mode *nmode)
+{
+ return (struct kms_mode *) nmode;
+}
+
+#endif /* _NATIVE_KMS_H_ */
diff --git a/src/gallium/state_trackers/egl/x11/glxinit.c b/src/gallium/state_trackers/egl/x11/glxinit.c
new file mode 100644
index 0000000000..1ed2afd345
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/glxinit.c
@@ -0,0 +1,682 @@
+/**
+ * GLX initialization. Code based on glxext.c, glx_query.c, and
+ * glcontextmodes.c under src/glx/. The major difference is that DRI
+ * related code is stripped out.
+ *
+ * If the maintenance of this file takes too much time, we should consider
+ * refactoring glxext.c.
+ */
+
+#include <assert.h>
+#include <X11/Xlib.h>
+#include <X11/Xproto.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include <sys/time.h>
+
+#include "glxinit.h"
+
+typedef struct GLXGenericGetString
+{
+ CARD8 reqType;
+ CARD8 glxCode;
+ CARD16 length B16;
+ CARD32 for_whom B32;
+ CARD32 name B32;
+} xGLXGenericGetStringReq;
+
+#define sz_xGLXGenericGetStringReq 12
+#define X_GLXGenericGetString 0
+
+/* Extension required boiler plate */
+
+static char *__glXExtensionName = GLX_EXTENSION_NAME;
+static XExtensionInfo *__glXExtensionInfo = NULL;
+
+static int
+__glXCloseDisplay(Display * dpy, XExtCodes * codes)
+{
+ return XextRemoveDisplay(__glXExtensionInfo, dpy);
+}
+
+static /* const */ XExtensionHooks __glXExtensionHooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ __glXCloseDisplay, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ NULL, /* error_string */
+};
+
+XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo,
+ __glXExtensionName, &__glXExtensionHooks,
+ __GLX_NUMBER_EVENTS, NULL)
+
+static GLint
+_gl_convert_from_x_visual_type(int visualType)
+{
+#define NUM_VISUAL_TYPES 6
+ static const int glx_visual_types[NUM_VISUAL_TYPES] = {
+ GLX_STATIC_GRAY, GLX_GRAY_SCALE,
+ GLX_STATIC_COLOR, GLX_PSEUDO_COLOR,
+ GLX_TRUE_COLOR, GLX_DIRECT_COLOR
+ };
+
+ return ((unsigned) visualType < NUM_VISUAL_TYPES)
+ ? glx_visual_types[visualType] : GLX_NONE;
+}
+
+static __GLcontextModes *
+_gl_context_modes_create(unsigned count, size_t minimum_size)
+{
+ const size_t size = (minimum_size > sizeof(__GLcontextModes))
+ ? minimum_size : sizeof(__GLcontextModes);
+ __GLcontextModes *base = NULL;
+ __GLcontextModes **next;
+ unsigned i;
+
+ next = &base;
+ for (i = 0; i < count; i++) {
+ *next = (__GLcontextModes *) Xmalloc(size);
+ if (*next == NULL) {
+ _gl_context_modes_destroy(base);
+ base = NULL;
+ break;
+ }
+
+ memset(*next, 0, size);
+ (*next)->visualID = GLX_DONT_CARE;
+ (*next)->visualType = GLX_DONT_CARE;
+ (*next)->visualRating = GLX_NONE;
+ (*next)->transparentPixel = GLX_NONE;
+ (*next)->transparentRed = GLX_DONT_CARE;
+ (*next)->transparentGreen = GLX_DONT_CARE;
+ (*next)->transparentBlue = GLX_DONT_CARE;
+ (*next)->transparentAlpha = GLX_DONT_CARE;
+ (*next)->transparentIndex = GLX_DONT_CARE;
+ (*next)->xRenderable = GLX_DONT_CARE;
+ (*next)->fbconfigID = GLX_DONT_CARE;
+ (*next)->swapMethod = GLX_SWAP_UNDEFINED_OML;
+ (*next)->bindToTextureRgb = GLX_DONT_CARE;
+ (*next)->bindToTextureRgba = GLX_DONT_CARE;
+ (*next)->bindToMipmapTexture = GLX_DONT_CARE;
+ (*next)->bindToTextureTargets = GLX_DONT_CARE;
+ (*next)->yInverted = GLX_DONT_CARE;
+
+ next = &((*next)->next);
+ }
+
+ return base;
+}
+
+_X_HIDDEN void
+_gl_context_modes_destroy(__GLcontextModes * modes)
+{
+ while (modes != NULL) {
+ __GLcontextModes *const next = modes->next;
+
+ Xfree(modes);
+ modes = next;
+ }
+}
+
+_X_HIDDEN char *
+__glXQueryServerString(Display * dpy, int opcode, CARD32 screen, CARD32 name)
+{
+ xGLXGenericGetStringReq *req;
+ xGLXSingleReply reply;
+ int length;
+ int numbytes;
+ char *buf;
+ CARD32 for_whom = screen;
+ CARD32 glxCode = X_GLXQueryServerString;
+
+
+ LockDisplay(dpy);
+
+
+ /* All of the GLX protocol requests for getting a string from the server
+ * look the same. The exact meaning of the for_whom field is usually
+ * either the screen number (for glXQueryServerString) or the context tag
+ * (for GLXSingle).
+ */
+
+ GetReq(GLXGenericGetString, req);
+ req->reqType = opcode;
+ req->glxCode = glxCode;
+ req->for_whom = for_whom;
+ req->name = name;
+
+ _XReply(dpy, (xReply *) & reply, 0, False);
+
+ length = reply.length * 4;
+ numbytes = reply.size;
+
+ buf = (char *) Xmalloc(numbytes);
+ if (buf != NULL) {
+ _XRead(dpy, buf, numbytes);
+ length -= numbytes;
+ }
+
+ _XEatData(dpy, length);
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return buf;
+}
+
+/************************************************************************/
+/*
+** Free the per screen configs data as well as the array of
+** __glXScreenConfigs.
+*/
+static void
+FreeScreenConfigs(__GLXdisplayPrivate * priv)
+{
+ __GLXscreenConfigs *psc;
+ GLint i, screens;
+
+ /* Free screen configuration information */
+ psc = priv->screenConfigs;
+ screens = ScreenCount(priv->dpy);
+ for (i = 0; i < screens; i++, psc++) {
+ if (psc->configs) {
+ _gl_context_modes_destroy(psc->configs);
+ psc->configs = NULL; /* NOTE: just for paranoia */
+ }
+ if (psc->visuals) {
+ _gl_context_modes_destroy(psc->visuals);
+ psc->visuals = NULL; /* NOTE: just for paranoia */
+ }
+ Xfree((char *) psc->serverGLXexts);
+ }
+ XFree((char *) priv->screenConfigs);
+ priv->screenConfigs = NULL;
+}
+
+/*
+** Release the private memory referred to in a display private
+** structure. The caller will free the extension structure.
+*/
+static int
+__glXFreeDisplayPrivate(XExtData * extension)
+{
+ __GLXdisplayPrivate *priv;
+
+ priv = (__GLXdisplayPrivate *) extension->private_data;
+ FreeScreenConfigs(priv);
+ if (priv->serverGLXvendor) {
+ Xfree((char *) priv->serverGLXvendor);
+ priv->serverGLXvendor = 0x0; /* to protect against double free's */
+ }
+ if (priv->serverGLXversion) {
+ Xfree((char *) priv->serverGLXversion);
+ priv->serverGLXversion = 0x0; /* to protect against double free's */
+ }
+
+ Xfree((char *) priv);
+ return 0;
+}
+
+/************************************************************************/
+
+/*
+** Query the version of the GLX extension. This procedure works even if
+** the client extension is not completely set up.
+*/
+static Bool
+QueryVersion(Display * dpy, int opcode, int *major, int *minor)
+{
+ xGLXQueryVersionReq *req;
+ xGLXQueryVersionReply reply;
+
+ /* Send the glXQueryVersion request */
+ LockDisplay(dpy);
+ GetReq(GLXQueryVersion, req);
+ req->reqType = opcode;
+ req->glxCode = X_GLXQueryVersion;
+ req->majorVersion = GLX_MAJOR_VERSION;
+ req->minorVersion = GLX_MINOR_VERSION;
+ _XReply(dpy, (xReply *) & reply, 0, False);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ if (reply.majorVersion != GLX_MAJOR_VERSION) {
+ /*
+ ** The server does not support the same major release as this
+ ** client.
+ */
+ return GL_FALSE;
+ }
+ *major = reply.majorVersion;
+ *minor = min(reply.minorVersion, GLX_MINOR_VERSION);
+ return GL_TRUE;
+}
+
+_X_HIDDEN void
+__glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count,
+ const INT32 * bp, Bool tagged_only,
+ Bool fbconfig_style_tags)
+{
+ int i;
+
+ if (!tagged_only) {
+ /* Copy in the first set of properties */
+ config->visualID = *bp++;
+
+ config->visualType = _gl_convert_from_x_visual_type(*bp++);
+
+ config->rgbMode = *bp++;
+
+ config->redBits = *bp++;
+ config->greenBits = *bp++;
+ config->blueBits = *bp++;
+ config->alphaBits = *bp++;
+ config->accumRedBits = *bp++;
+ config->accumGreenBits = *bp++;
+ config->accumBlueBits = *bp++;
+ config->accumAlphaBits = *bp++;
+
+ config->doubleBufferMode = *bp++;
+ config->stereoMode = *bp++;
+
+ config->rgbBits = *bp++;
+ config->depthBits = *bp++;
+ config->stencilBits = *bp++;
+ config->numAuxBuffers = *bp++;
+ config->level = *bp++;
+
+ count -= __GLX_MIN_CONFIG_PROPS;
+ }
+
+ /*
+ ** Additional properties may be in a list at the end
+ ** of the reply. They are in pairs of property type
+ ** and property value.
+ */
+
+#define FETCH_OR_SET(tag) \
+ config-> tag = ( fbconfig_style_tags ) ? *bp++ : 1
+
+ for (i = 0; i < count; i += 2) {
+ switch (*bp++) {
+ case GLX_RGBA:
+ FETCH_OR_SET(rgbMode);
+ break;
+ case GLX_BUFFER_SIZE:
+ config->rgbBits = *bp++;
+ break;
+ case GLX_LEVEL:
+ config->level = *bp++;
+ break;
+ case GLX_DOUBLEBUFFER:
+ FETCH_OR_SET(doubleBufferMode);
+ break;
+ case GLX_STEREO:
+ FETCH_OR_SET(stereoMode);
+ break;
+ case GLX_AUX_BUFFERS:
+ config->numAuxBuffers = *bp++;
+ break;
+ case GLX_RED_SIZE:
+ config->redBits = *bp++;
+ break;
+ case GLX_GREEN_SIZE:
+ config->greenBits = *bp++;
+ break;
+ case GLX_BLUE_SIZE:
+ config->blueBits = *bp++;
+ break;
+ case GLX_ALPHA_SIZE:
+ config->alphaBits = *bp++;
+ break;
+ case GLX_DEPTH_SIZE:
+ config->depthBits = *bp++;
+ break;
+ case GLX_STENCIL_SIZE:
+ config->stencilBits = *bp++;
+ break;
+ case GLX_ACCUM_RED_SIZE:
+ config->accumRedBits = *bp++;
+ break;
+ case GLX_ACCUM_GREEN_SIZE:
+ config->accumGreenBits = *bp++;
+ break;
+ case GLX_ACCUM_BLUE_SIZE:
+ config->accumBlueBits = *bp++;
+ break;
+ case GLX_ACCUM_ALPHA_SIZE:
+ config->accumAlphaBits = *bp++;
+ break;
+ case GLX_VISUAL_CAVEAT_EXT:
+ config->visualRating = *bp++;
+ break;
+ case GLX_X_VISUAL_TYPE:
+ config->visualType = *bp++;
+ break;
+ case GLX_TRANSPARENT_TYPE:
+ config->transparentPixel = *bp++;
+ break;
+ case GLX_TRANSPARENT_INDEX_VALUE:
+ config->transparentIndex = *bp++;
+ break;
+ case GLX_TRANSPARENT_RED_VALUE:
+ config->transparentRed = *bp++;
+ break;
+ case GLX_TRANSPARENT_GREEN_VALUE:
+ config->transparentGreen = *bp++;
+ break;
+ case GLX_TRANSPARENT_BLUE_VALUE:
+ config->transparentBlue = *bp++;
+ break;
+ case GLX_TRANSPARENT_ALPHA_VALUE:
+ config->transparentAlpha = *bp++;
+ break;
+ case GLX_VISUAL_ID:
+ config->visualID = *bp++;
+ break;
+ case GLX_DRAWABLE_TYPE:
+ config->drawableType = *bp++;
+ break;
+ case GLX_RENDER_TYPE:
+ config->renderType = *bp++;
+ break;
+ case GLX_X_RENDERABLE:
+ config->xRenderable = *bp++;
+ break;
+ case GLX_FBCONFIG_ID:
+ config->fbconfigID = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_WIDTH:
+ config->maxPbufferWidth = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_HEIGHT:
+ config->maxPbufferHeight = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_PIXELS:
+ config->maxPbufferPixels = *bp++;
+ break;
+ case GLX_OPTIMAL_PBUFFER_WIDTH_SGIX:
+ config->optimalPbufferWidth = *bp++;
+ break;
+ case GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX:
+ config->optimalPbufferHeight = *bp++;
+ break;
+ case GLX_VISUAL_SELECT_GROUP_SGIX:
+ config->visualSelectGroup = *bp++;
+ break;
+ case GLX_SWAP_METHOD_OML:
+ config->swapMethod = *bp++;
+ break;
+ case GLX_SAMPLE_BUFFERS_SGIS:
+ config->sampleBuffers = *bp++;
+ break;
+ case GLX_SAMPLES_SGIS:
+ config->samples = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_RGB_EXT:
+ config->bindToTextureRgb = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_RGBA_EXT:
+ config->bindToTextureRgba = *bp++;
+ break;
+ case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
+ config->bindToMipmapTexture = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
+ config->bindToTextureTargets = *bp++;
+ break;
+ case GLX_Y_INVERTED_EXT:
+ config->yInverted = *bp++;
+ break;
+ case None:
+ i = count;
+ break;
+ default:
+ break;
+ }
+ }
+
+ config->renderType =
+ (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT;
+
+ config->haveAccumBuffer = ((config->accumRedBits +
+ config->accumGreenBits +
+ config->accumBlueBits +
+ config->accumAlphaBits) > 0);
+ config->haveDepthBuffer = (config->depthBits > 0);
+ config->haveStencilBuffer = (config->stencilBits > 0);
+}
+
+static __GLcontextModes *
+createConfigsFromProperties(Display * dpy, int nvisuals, int nprops,
+ int screen, GLboolean tagged_only)
+{
+ INT32 buf[__GLX_TOTAL_CONFIG], *props;
+ unsigned prop_size;
+ __GLcontextModes *modes, *m;
+ int i;
+
+ if (nprops == 0)
+ return NULL;
+
+ /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for FBconfigs? */
+
+ /* Check number of properties */
+ if (nprops < __GLX_MIN_CONFIG_PROPS || nprops > __GLX_MAX_CONFIG_PROPS)
+ return NULL;
+
+ /* Allocate memory for our config structure */
+ modes = _gl_context_modes_create(nvisuals, sizeof(__GLcontextModes));
+ if (!modes)
+ return NULL;
+
+ prop_size = nprops * __GLX_SIZE_INT32;
+ if (prop_size <= sizeof(buf))
+ props = buf;
+ else
+ props = Xmalloc(prop_size);
+
+ /* Read each config structure and convert it into our format */
+ m = modes;
+ for (i = 0; i < nvisuals; i++) {
+ _XRead(dpy, (char *) props, prop_size);
+ /* Older X servers don't send this so we default it here. */
+ m->drawableType = GLX_WINDOW_BIT;
+ __glXInitializeVisualConfigFromTags(m, nprops, props,
+ tagged_only, GL_TRUE);
+ m->screen = screen;
+ m = m->next;
+ }
+
+ if (props != buf)
+ Xfree(props);
+
+ return modes;
+}
+
+static GLboolean
+getVisualConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
+{
+ xGLXGetVisualConfigsReq *req;
+ __GLXscreenConfigs *psc;
+ xGLXGetVisualConfigsReply reply;
+
+ LockDisplay(dpy);
+
+ psc = priv->screenConfigs + screen;
+ psc->visuals = NULL;
+ GetReq(GLXGetVisualConfigs, req);
+ req->reqType = priv->majorOpcode;
+ req->glxCode = X_GLXGetVisualConfigs;
+ req->screen = screen;
+
+ if (!_XReply(dpy, (xReply *) & reply, 0, False))
+ goto out;
+
+ psc->visuals = createConfigsFromProperties(dpy,
+ reply.numVisuals,
+ reply.numProps,
+ screen, GL_FALSE);
+
+ out:
+ UnlockDisplay(dpy);
+ return psc->visuals != NULL;
+}
+
+static GLboolean
+getFBConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
+{
+ xGLXGetFBConfigsReq *fb_req;
+ xGLXGetFBConfigsSGIXReq *sgi_req;
+ xGLXVendorPrivateWithReplyReq *vpreq;
+ xGLXGetFBConfigsReply reply;
+ __GLXscreenConfigs *psc;
+
+ psc = priv->screenConfigs + screen;
+ psc->serverGLXexts =
+ __glXQueryServerString(dpy, priv->majorOpcode, screen, GLX_EXTENSIONS);
+
+ LockDisplay(dpy);
+
+ psc->configs = NULL;
+ if (atof(priv->serverGLXversion) >= 1.3) {
+ GetReq(GLXGetFBConfigs, fb_req);
+ fb_req->reqType = priv->majorOpcode;
+ fb_req->glxCode = X_GLXGetFBConfigs;
+ fb_req->screen = screen;
+ }
+ else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
+ GetReqExtra(GLXVendorPrivateWithReply,
+ sz_xGLXGetFBConfigsSGIXReq +
+ sz_xGLXVendorPrivateWithReplyReq, vpreq);
+ sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
+ sgi_req->reqType = priv->majorOpcode;
+ sgi_req->glxCode = X_GLXVendorPrivateWithReply;
+ sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
+ sgi_req->screen = screen;
+ }
+ else
+ goto out;
+
+ if (!_XReply(dpy, (xReply *) & reply, 0, False))
+ goto out;
+
+ psc->configs = createConfigsFromProperties(dpy,
+ reply.numFBConfigs,
+ reply.numAttribs * 2,
+ screen, GL_TRUE);
+
+ out:
+ UnlockDisplay(dpy);
+ return psc->configs != NULL;
+}
+
+static GLboolean
+AllocAndFetchScreenConfigs(Display * dpy, __GLXdisplayPrivate * priv)
+{
+ __GLXscreenConfigs *psc;
+ GLint i, screens;
+
+ /*
+ ** First allocate memory for the array of per screen configs.
+ */
+ screens = ScreenCount(dpy);
+ psc = (__GLXscreenConfigs *) Xmalloc(screens * sizeof(__GLXscreenConfigs));
+ if (!psc) {
+ return GL_FALSE;
+ }
+ memset(psc, 0, screens * sizeof(__GLXscreenConfigs));
+ priv->screenConfigs = psc;
+
+ priv->serverGLXversion =
+ __glXQueryServerString(dpy, priv->majorOpcode, 0, GLX_VERSION);
+ if (priv->serverGLXversion == NULL) {
+ FreeScreenConfigs(priv);
+ return GL_FALSE;
+ }
+
+ for (i = 0; i < screens; i++, psc++) {
+ getFBConfigs(dpy, priv, i);
+ getVisualConfigs(dpy, priv, i);
+ psc->scr = i;
+ psc->dpy = dpy;
+ }
+
+ SyncHandle();
+
+ return GL_TRUE;
+}
+
+_X_HIDDEN __GLXdisplayPrivate *
+__glXInitialize(Display * dpy)
+{
+ XExtDisplayInfo *info = __glXFindDisplay(dpy);
+ XExtData **privList, *private, *found;
+ __GLXdisplayPrivate *dpyPriv;
+ XEDataObject dataObj;
+ int major, minor;
+
+ if (!XextHasExtension(info))
+ return NULL;
+
+ /* See if a display private already exists. If so, return it */
+ dataObj.display = dpy;
+ privList = XEHeadOfExtensionList(dataObj);
+ found = XFindOnExtensionList(privList, info->codes->extension);
+ if (found)
+ return (__GLXdisplayPrivate *) found->private_data;
+
+ /* See if the versions are compatible */
+ if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor))
+ return NULL;
+
+ /*
+ ** Allocate memory for all the pieces needed for this buffer.
+ */
+ private = (XExtData *) Xmalloc(sizeof(XExtData));
+ if (!private)
+ return NULL;
+ dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
+ if (!dpyPriv) {
+ Xfree(private);
+ return NULL;
+ }
+
+ /*
+ ** Init the display private and then read in the screen config
+ ** structures from the server.
+ */
+ dpyPriv->majorOpcode = info->codes->major_opcode;
+ dpyPriv->majorVersion = major;
+ dpyPriv->minorVersion = minor;
+ dpyPriv->dpy = dpy;
+
+ dpyPriv->serverGLXvendor = NULL;
+ dpyPriv->serverGLXversion = NULL;
+
+ if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
+ Xfree(dpyPriv);
+ Xfree(private);
+ return NULL;
+ }
+
+ /*
+ ** Fill in the private structure. This is the actual structure that
+ ** hangs off of the Display structure. Our private structure is
+ ** referred to by this structure. Got that?
+ */
+ private->number = info->codes->extension;
+ private->next = 0;
+ private->free_private = __glXFreeDisplayPrivate;
+ private->private_data = (char *) dpyPriv;
+ XAddToExtensionList(privList, private);
+
+ return dpyPriv;
+}
diff --git a/src/gallium/state_trackers/egl/x11/glxinit.h b/src/gallium/state_trackers/egl/x11/glxinit.h
new file mode 100644
index 0000000000..1cc7c460fe
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/glxinit.h
@@ -0,0 +1,11 @@
+#ifndef GLXINIT_INCLUDED
+#define GLXINIT_INCLUDED
+
+#include <X11/Xlib.h>
+#include "glxclient.h"
+
+/* this is used by DRI loaders */
+extern void
+_gl_context_modes_destroy(__GLcontextModes * modes);
+
+#endif /* GLXINIT_INCLUDED */
diff --git a/src/gallium/state_trackers/egl/x11/native_dri2.c b/src/gallium/state_trackers/egl/x11/native_dri2.c
new file mode 100644
index 0000000000..3f802dd713
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/native_dri2.c
@@ -0,0 +1,794 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
+#include "util/u_hash_table.h"
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "state_tracker/drm_api.h"
+#include "egllog.h"
+
+#include "native_x11.h"
+#include "x11_screen.h"
+
+enum dri2_surface_type {
+ DRI2_SURFACE_TYPE_WINDOW,
+ DRI2_SURFACE_TYPE_PIXMAP,
+};
+
+struct dri2_display {
+ struct native_display base;
+ Display *dpy;
+ boolean own_dpy;
+
+ struct native_event_handler *event_handler;
+
+ struct drm_api *api;
+ struct x11_screen *xscr;
+ int xscr_number;
+ const char *dri_driver;
+ int dri_major, dri_minor;
+
+ struct dri2_config *configs;
+ int num_configs;
+
+ struct util_hash_table *surfaces;
+};
+
+struct dri2_surface {
+ struct native_surface base;
+ Drawable drawable;
+ enum dri2_surface_type type;
+ enum pipe_format color_format;
+ struct dri2_display *dri2dpy;
+
+ unsigned int server_stamp;
+ unsigned int client_stamp;
+ int width, height;
+ struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS];
+ uint valid_mask;
+
+ boolean have_back, have_fake;
+
+ struct x11_drawable_buffer *last_xbufs;
+ int last_num_xbufs;
+};
+
+struct dri2_config {
+ struct native_config base;
+};
+
+static INLINE struct dri2_display *
+dri2_display(const struct native_display *ndpy)
+{
+ return (struct dri2_display *) ndpy;
+}
+
+static INLINE struct dri2_surface *
+dri2_surface(const struct native_surface *nsurf)
+{
+ return (struct dri2_surface *) nsurf;
+}
+
+static INLINE struct dri2_config *
+dri2_config(const struct native_config *nconf)
+{
+ return (struct dri2_config *) nconf;
+}
+
+/**
+ * Process the buffers returned by the server.
+ */
+static void
+dri2_surface_process_drawable_buffers(struct native_surface *nsurf,
+ struct x11_drawable_buffer *xbufs,
+ int num_xbufs)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+ struct pipe_resource templ;
+ struct winsys_handle whandle;
+ uint valid_mask;
+ int i;
+
+ /* free the old textures */
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++)
+ pipe_resource_reference(&dri2surf->textures[i], NULL);
+ dri2surf->valid_mask = 0x0;
+
+ dri2surf->have_back = FALSE;
+ dri2surf->have_fake = FALSE;
+
+ if (!xbufs)
+ return;
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = dri2surf->width;
+ templ.height0 = dri2surf->height;
+ templ.depth0 = 1;
+ templ.format = dri2surf->color_format;
+ templ.bind = PIPE_BIND_RENDER_TARGET;
+
+ valid_mask = 0x0;
+ for (i = 0; i < num_xbufs; i++) {
+ struct x11_drawable_buffer *xbuf = &xbufs[i];
+ const char *desc;
+ enum native_attachment natt;
+
+ switch (xbuf->attachment) {
+ case DRI2BufferFrontLeft:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ desc = "DRI2 Front Buffer";
+ break;
+ case DRI2BufferFakeFrontLeft:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ desc = "DRI2 Fake Front Buffer";
+ dri2surf->have_fake = TRUE;
+ break;
+ case DRI2BufferBackLeft:
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ desc = "DRI2 Back Buffer";
+ dri2surf->have_back = TRUE;
+ break;
+ default:
+ desc = NULL;
+ break;
+ }
+
+ if (!desc || dri2surf->textures[natt]) {
+ if (!desc)
+ _eglLog(_EGL_WARNING, "unknown buffer %d", xbuf->attachment);
+ else
+ _eglLog(_EGL_WARNING, "both real and fake front buffers are listed");
+ continue;
+ }
+
+ memset(&whandle, 0, sizeof(whandle));
+ whandle.stride = xbuf->pitch;
+ whandle.handle = xbuf->name;
+ dri2surf->textures[natt] = dri2dpy->base.screen->resource_from_handle(
+ dri2dpy->base.screen, &templ, &whandle);
+ if (dri2surf->textures[natt])
+ valid_mask |= 1 << natt;
+ }
+
+ dri2surf->valid_mask = valid_mask;
+}
+
+/**
+ * Get the buffers from the server.
+ */
+static void
+dri2_surface_get_buffers(struct native_surface *nsurf, uint buffer_mask)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+ unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS * 2];
+ int num_ins, num_outs, att;
+ struct x11_drawable_buffer *xbufs;
+ uint bpp = util_format_get_blocksizebits(dri2surf->color_format);
+ boolean with_format = FALSE; /* never ask for depth/stencil */
+
+ /* We must get the front on servers which doesn't support with format
+ * due to a silly bug in core dri2. You can't copy to/from a buffer
+ * that you haven't requested and you recive BadValue errors */
+ if (dri2surf->dri2dpy->dri_minor < 1) {
+ with_format = FALSE;
+ buffer_mask |= (1 << NATIVE_ATTACHMENT_FRONT_LEFT);
+ }
+
+ /* prepare the attachments */
+ num_ins = 0;
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ if (native_attachment_mask_test(buffer_mask, att)) {
+ unsigned int dri2att;
+
+ switch (att) {
+ case NATIVE_ATTACHMENT_FRONT_LEFT:
+ dri2att = DRI2BufferFrontLeft;
+ break;
+ case NATIVE_ATTACHMENT_BACK_LEFT:
+ dri2att = DRI2BufferBackLeft;
+ break;
+ case NATIVE_ATTACHMENT_FRONT_RIGHT:
+ dri2att = DRI2BufferFrontRight;
+ break;
+ case NATIVE_ATTACHMENT_BACK_RIGHT:
+ dri2att = DRI2BufferBackRight;
+ break;
+ default:
+ assert(0);
+ dri2att = 0;
+ break;
+ }
+
+ dri2atts[num_ins++] = dri2att;
+ if (with_format)
+ dri2atts[num_ins++] = bpp;
+ }
+ }
+ if (with_format)
+ num_ins /= 2;
+
+ xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable,
+ &dri2surf->width, &dri2surf->height,
+ dri2atts, with_format, num_ins, &num_outs);
+
+ /* we should be able to do better... */
+ if (xbufs && dri2surf->last_num_xbufs == num_outs &&
+ memcmp(dri2surf->last_xbufs, xbufs, sizeof(*xbufs) * num_outs) == 0) {
+ FREE(xbufs);
+ dri2surf->client_stamp = dri2surf->server_stamp;
+ return;
+ }
+
+ dri2_surface_process_drawable_buffers(&dri2surf->base, xbufs, num_outs);
+
+ dri2surf->server_stamp++;
+ dri2surf->client_stamp = dri2surf->server_stamp;
+
+ if (dri2surf->last_xbufs)
+ FREE(dri2surf->last_xbufs);
+ dri2surf->last_xbufs = xbufs;
+ dri2surf->last_num_xbufs = num_outs;
+}
+
+/**
+ * Update the buffers of the surface. This is a slow function due to the
+ * round-trip to the server.
+ */
+static boolean
+dri2_surface_update_buffers(struct native_surface *nsurf, uint buffer_mask)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+
+ dri2_surface_get_buffers(&dri2surf->base, buffer_mask);
+
+ return ((dri2surf->valid_mask & buffer_mask) == buffer_mask);
+}
+
+/**
+ * Return TRUE if the surface receives DRI2_InvalidateBuffers events.
+ */
+static INLINE boolean
+dri2_surface_receive_events(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ return (dri2surf->dri2dpy->dri_minor >= 3);
+}
+
+static boolean
+dri2_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ /* copy to real front buffer */
+ if (dri2surf->have_fake)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft);
+
+ /* force buffers to be updated in next validation call */
+ if (!dri2_surface_receive_events(&dri2surf->base)) {
+ dri2surf->server_stamp++;
+ dri2dpy->event_handler->invalid_surface(&dri2dpy->base,
+ &dri2surf->base, dri2surf->server_stamp);
+ }
+
+ return TRUE;
+}
+
+static boolean
+dri2_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ /* copy to front buffer */
+ if (dri2surf->have_back)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferBackLeft, DRI2BufferFrontLeft);
+
+ /* and update fake front buffer */
+ if (dri2surf->have_fake)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
+
+ /* force buffers to be updated in next validation call */
+ if (!dri2_surface_receive_events(&dri2surf->base)) {
+ dri2surf->server_stamp++;
+ dri2dpy->event_handler->invalid_surface(&dri2dpy->base,
+ &dri2surf->base, dri2surf->server_stamp);
+ }
+
+ return TRUE;
+}
+
+static boolean
+dri2_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+
+ if (dri2surf->server_stamp != dri2surf->client_stamp ||
+ (dri2surf->valid_mask & attachment_mask) != attachment_mask) {
+ if (!dri2_surface_update_buffers(&dri2surf->base, attachment_mask))
+ return FALSE;
+ }
+
+ if (seq_num)
+ *seq_num = dri2surf->client_stamp;
+
+ if (textures) {
+ int att;
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ if (native_attachment_mask_test(attachment_mask, att)) {
+ struct pipe_resource *ptex = dri2surf->textures[att];
+
+ textures[att] = NULL;
+ pipe_resource_reference(&textures[att], ptex);
+ }
+ }
+ }
+
+ if (width)
+ *width = dri2surf->width;
+ if (height)
+ *height = dri2surf->height;
+
+ return TRUE;
+}
+
+static void
+dri2_surface_wait(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ if (dri2surf->have_fake) {
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
+ }
+}
+
+static void
+dri2_surface_destroy(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ int i;
+
+ if (dri2surf->last_xbufs)
+ FREE(dri2surf->last_xbufs);
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ struct pipe_resource *ptex = dri2surf->textures[i];
+ pipe_resource_reference(&ptex, NULL);
+ }
+
+ if (dri2surf->drawable) {
+ x11_drawable_enable_dri2(dri2surf->dri2dpy->xscr,
+ dri2surf->drawable, FALSE);
+
+ util_hash_table_remove(dri2surf->dri2dpy->surfaces,
+ (void *) dri2surf->drawable);
+ }
+ FREE(dri2surf);
+}
+
+static struct dri2_surface *
+dri2_display_create_surface(struct native_display *ndpy,
+ enum dri2_surface_type type,
+ Drawable drawable,
+ const struct native_config *nconf)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ struct dri2_config *dri2conf = dri2_config(nconf);
+ struct dri2_surface *dri2surf;
+
+ dri2surf = CALLOC_STRUCT(dri2_surface);
+ if (!dri2surf)
+ return NULL;
+
+ dri2surf->dri2dpy = dri2dpy;
+ dri2surf->type = type;
+ dri2surf->drawable = drawable;
+ dri2surf->color_format = dri2conf->base.color_format;
+
+ dri2surf->base.destroy = dri2_surface_destroy;
+ dri2surf->base.swap_buffers = dri2_surface_swap_buffers;
+ dri2surf->base.flush_frontbuffer = dri2_surface_flush_frontbuffer;
+ dri2surf->base.validate = dri2_surface_validate;
+ dri2surf->base.wait = dri2_surface_wait;
+
+ if (drawable) {
+ x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE);
+ /* initialize the geometry */
+ dri2_surface_update_buffers(&dri2surf->base, 0x0);
+
+ util_hash_table_set(dri2surf->dri2dpy->surfaces,
+ (void *) dri2surf->drawable, (void *) &dri2surf->base);
+ }
+
+ return dri2surf;
+}
+
+static struct native_surface *
+dri2_display_create_window_surface(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf)
+{
+ struct dri2_surface *dri2surf;
+
+ dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_WINDOW,
+ (Drawable) win, nconf);
+ return (dri2surf) ? &dri2surf->base : NULL;
+}
+
+static struct native_surface *
+dri2_display_create_pixmap_surface(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct dri2_surface *dri2surf;
+
+ dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PIXMAP,
+ (Drawable) pix, nconf);
+ return (dri2surf) ? &dri2surf->base : NULL;
+}
+
+static int
+choose_color_format(const __GLcontextModes *mode, enum pipe_format formats[32])
+{
+ int count = 0;
+
+ switch (mode->rgbBits) {
+ case 32:
+ formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
+ formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ case 24:
+ formats[count++] = PIPE_FORMAT_B8G8R8X8_UNORM;
+ formats[count++] = PIPE_FORMAT_X8R8G8B8_UNORM;
+ formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
+ formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ case 16:
+ formats[count++] = PIPE_FORMAT_B5G6R5_UNORM;
+ break;
+ default:
+ break;
+ }
+
+ return count;
+}
+
+static boolean
+is_format_supported(struct pipe_screen *screen,
+ enum pipe_format fmt, unsigned sample_count, boolean is_color)
+{
+ return screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D, sample_count,
+ (is_color) ? PIPE_BIND_RENDER_TARGET :
+ PIPE_BIND_DEPTH_STENCIL, 0);
+}
+
+static boolean
+dri2_display_convert_config(struct native_display *ndpy,
+ const __GLcontextModes *mode,
+ struct native_config *nconf)
+{
+ enum pipe_format formats[32];
+ int num_formats, i;
+ int sample_count = 0;
+
+ if (!(mode->renderType & GLX_RGBA_BIT) || !mode->rgbMode)
+ return FALSE;
+
+ /* skip single-buffered configs */
+ if (!mode->doubleBufferMode)
+ return FALSE;
+
+ /* only interested in native renderable configs */
+ if (!mode->xRenderable || !mode->drawableType)
+ return FALSE;
+
+ nconf->buffer_mask = 1 << NATIVE_ATTACHMENT_FRONT_LEFT;
+ if (mode->doubleBufferMode)
+ nconf->buffer_mask |= 1 << NATIVE_ATTACHMENT_BACK_LEFT;
+ if (mode->stereoMode) {
+ nconf->buffer_mask |= 1 << NATIVE_ATTACHMENT_FRONT_RIGHT;
+ if (mode->doubleBufferMode)
+ nconf->buffer_mask |= 1 << NATIVE_ATTACHMENT_BACK_RIGHT;
+ }
+
+ /* choose color format */
+ num_formats = choose_color_format(mode, formats);
+ for (i = 0; i < num_formats; i++) {
+ if (is_format_supported(ndpy->screen, formats[i], sample_count, TRUE)) {
+ nconf->color_format = formats[i];
+ break;
+ }
+ }
+ if (nconf->color_format == PIPE_FORMAT_NONE)
+ return FALSE;
+
+ if (mode->drawableType & GLX_WINDOW_BIT)
+ nconf->window_bit = TRUE;
+ if (mode->drawableType & GLX_PIXMAP_BIT)
+ nconf->pixmap_bit = TRUE;
+
+ nconf->native_visual_id = mode->visualID;
+ nconf->native_visual_type = mode->visualType;
+ nconf->level = mode->level;
+ nconf->samples = mode->samples;
+
+ nconf->slow_config = (mode->visualRating == GLX_SLOW_CONFIG);
+
+ if (mode->transparentPixel == GLX_TRANSPARENT_RGB) {
+ nconf->transparent_rgb = TRUE;
+ nconf->transparent_rgb_values[0] = mode->transparentRed;
+ nconf->transparent_rgb_values[1] = mode->transparentGreen;
+ nconf->transparent_rgb_values[2] = mode->transparentBlue;
+ }
+
+ return TRUE;
+}
+
+static const struct native_config **
+dri2_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ const struct native_config **configs;
+ int i;
+
+ /* first time */
+ if (!dri2dpy->configs) {
+ const __GLcontextModes *modes;
+ int num_modes, count;
+
+ modes = x11_screen_get_glx_configs(dri2dpy->xscr);
+ if (!modes)
+ return NULL;
+ num_modes = x11_context_modes_count(modes);
+
+ dri2dpy->configs = CALLOC(num_modes, sizeof(*dri2dpy->configs));
+ if (!dri2dpy->configs)
+ return NULL;
+
+ count = 0;
+ for (i = 0; i < num_modes; i++) {
+ struct native_config *nconf = &dri2dpy->configs[count].base;
+ if (dri2_display_convert_config(&dri2dpy->base, modes, nconf))
+ count++;
+ modes = modes->next;
+ }
+
+ dri2dpy->num_configs = count;
+ }
+
+ configs = MALLOC(dri2dpy->num_configs * sizeof(*configs));
+ if (configs) {
+ for (i = 0; i < dri2dpy->num_configs; i++)
+ configs[i] = (const struct native_config *) &dri2dpy->configs[i];
+ if (num_configs)
+ *num_configs = dri2dpy->num_configs;
+ }
+
+ return configs;
+}
+
+static boolean
+dri2_display_is_pixmap_supported(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ uint depth, nconf_depth;
+
+ depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix);
+ nconf_depth = util_format_get_blocksizebits(nconf->color_format);
+
+ /* simple depth match for now */
+ return (depth == nconf_depth || (depth == 24 && depth + 8 == nconf_depth));
+}
+
+static int
+dri2_display_get_param(struct native_display *ndpy,
+ enum native_param_type param)
+{
+ int val;
+
+ switch (param) {
+ case NATIVE_PARAM_USE_NATIVE_BUFFER:
+ /* DRI2GetBuffers use the native buffers */
+ val = TRUE;
+ break;
+ default:
+ val = 0;
+ break;
+ }
+
+ return val;
+}
+
+static void
+dri2_display_destroy(struct native_display *ndpy)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+
+ if (dri2dpy->configs)
+ FREE(dri2dpy->configs);
+
+ if (dri2dpy->base.screen)
+ dri2dpy->base.screen->destroy(dri2dpy->base.screen);
+
+ if (dri2dpy->surfaces)
+ util_hash_table_destroy(dri2dpy->surfaces);
+
+ if (dri2dpy->xscr)
+ x11_screen_destroy(dri2dpy->xscr);
+ if (dri2dpy->own_dpy)
+ XCloseDisplay(dri2dpy->dpy);
+ if (dri2dpy->api && dri2dpy->api->destroy)
+ dri2dpy->api->destroy(dri2dpy->api);
+ FREE(dri2dpy);
+}
+
+static void
+dri2_display_invalidate_buffers(struct x11_screen *xscr, Drawable drawable,
+ void *user_data)
+{
+ struct native_display *ndpy = (struct native_display* ) user_data;
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ struct native_surface *nsurf;
+ struct dri2_surface *dri2surf;
+
+ nsurf = (struct native_surface *)
+ util_hash_table_get(dri2dpy->surfaces, (void *) drawable);
+ if (!nsurf)
+ return;
+
+ dri2surf = dri2_surface(nsurf);
+
+ dri2surf->server_stamp++;
+ dri2dpy->event_handler->invalid_surface(&dri2dpy->base,
+ &dri2surf->base, dri2surf->server_stamp);
+}
+
+/**
+ * Initialize DRI2 and pipe screen.
+ */
+static boolean
+dri2_display_init_screen(struct native_display *ndpy)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ const char *driver = dri2dpy->api->name;
+ int fd;
+
+ if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) ||
+ !x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) {
+ _eglLog(_EGL_WARNING, "GLX/DRI2 is not supported");
+ return FALSE;
+ }
+
+ dri2dpy->dri_driver = x11_screen_probe_dri2(dri2dpy->xscr,
+ &dri2dpy->dri_major, &dri2dpy->dri_minor);
+ if (!dri2dpy->dri_driver || !driver ||
+ strcmp(dri2dpy->dri_driver, driver) != 0) {
+ _eglLog(_EGL_WARNING, "Driver mismatch: %s != %s",
+ dri2dpy->dri_driver, dri2dpy->api->name);
+ return FALSE;
+ }
+
+ fd = x11_screen_enable_dri2(dri2dpy->xscr,
+ dri2_display_invalidate_buffers, &dri2dpy->base);
+ if (fd < 0)
+ return FALSE;
+
+ dri2dpy->base.screen = dri2dpy->api->create_screen(dri2dpy->api, fd);
+ if (!dri2dpy->base.screen) {
+ _eglLog(_EGL_WARNING, "failed to create DRM screen");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static unsigned
+dri2_display_hash_table_hash(void *key)
+{
+ XID drawable = pointer_to_uintptr(key);
+ return (unsigned) drawable;
+}
+
+static int
+dri2_display_hash_table_compare(void *key1, void *key2)
+{
+ return (key1 - key2);
+}
+
+struct native_display *
+x11_create_dri2_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler,
+ struct drm_api *api)
+{
+ struct dri2_display *dri2dpy;
+
+ dri2dpy = CALLOC_STRUCT(dri2_display);
+ if (!dri2dpy)
+ return NULL;
+
+ dri2dpy->event_handler = event_handler;
+ dri2dpy->api = api;
+
+ dri2dpy->dpy = dpy;
+ if (!dri2dpy->dpy) {
+ dri2dpy->dpy = XOpenDisplay(NULL);
+ if (!dri2dpy->dpy) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+ dri2dpy->own_dpy = TRUE;
+ }
+
+ dri2dpy->xscr_number = DefaultScreen(dri2dpy->dpy);
+ dri2dpy->xscr = x11_screen_create(dri2dpy->dpy, dri2dpy->xscr_number);
+ if (!dri2dpy->xscr) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+
+ if (!dri2_display_init_screen(&dri2dpy->base)) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+
+ dri2dpy->surfaces = util_hash_table_create(dri2_display_hash_table_hash,
+ dri2_display_hash_table_compare);
+ if (!dri2dpy->surfaces) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+
+ dri2dpy->base.destroy = dri2_display_destroy;
+ dri2dpy->base.get_param = dri2_display_get_param;
+ dri2dpy->base.get_configs = dri2_display_get_configs;
+ dri2dpy->base.is_pixmap_supported = dri2_display_is_pixmap_supported;
+ dri2dpy->base.create_window_surface = dri2_display_create_window_surface;
+ dri2dpy->base.create_pixmap_surface = dri2_display_create_pixmap_surface;
+
+ return &dri2dpy->base;
+}
diff --git a/src/gallium/state_trackers/egl/x11/native_x11.c b/src/gallium/state_trackers/egl/x11/native_x11.c
new file mode 100644
index 0000000000..b6d51bbf9f
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/native_x11.c
@@ -0,0 +1,152 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <string.h>
+#include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "util/u_string.h"
+#include "state_tracker/drm_api.h"
+#include "egllog.h"
+
+#include "native_x11.h"
+#include "x11_screen.h"
+
+#define X11_PROBE_MAGIC 0x11980BE /* "X11PROBE" */
+
+static struct drm_api *api;
+
+static void
+x11_probe_destroy(struct native_probe *nprobe)
+{
+ if (nprobe->data)
+ FREE(nprobe->data);
+ FREE(nprobe);
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ struct native_probe *nprobe;
+ struct x11_screen *xscr;
+ int scr;
+ const char *driver_name = NULL;
+ Display *xdpy;
+
+ nprobe = CALLOC_STRUCT(native_probe);
+ if (!nprobe)
+ return NULL;
+
+ xdpy = dpy;
+ if (!xdpy) {
+ xdpy = XOpenDisplay(NULL);
+ if (!xdpy) {
+ FREE(nprobe);
+ return NULL;
+ }
+ }
+
+ scr = DefaultScreen(xdpy);
+ xscr = x11_screen_create(xdpy, scr);
+ if (xscr) {
+ if (x11_screen_support(xscr, X11_SCREEN_EXTENSION_DRI2)) {
+ driver_name = x11_screen_probe_dri2(xscr, NULL, NULL);
+ if (driver_name)
+ nprobe->data = strdup(driver_name);
+ }
+
+ x11_screen_destroy(xscr);
+ }
+
+ if (xdpy != dpy)
+ XCloseDisplay(xdpy);
+
+ nprobe->magic = X11_PROBE_MAGIC;
+ nprobe->display = dpy;
+
+ nprobe->destroy = x11_probe_destroy;
+
+ return nprobe;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ if (!nprobe || nprobe->magic != X11_PROBE_MAGIC)
+ return NATIVE_PROBE_UNKNOWN;
+
+ if (!api)
+ api = drm_api_create();
+
+ /* this is a software driver */
+ if (!api)
+ return NATIVE_PROBE_SUPPORTED;
+
+ /* the display does not support DRI2 or the driver mismatches */
+ if (!nprobe->data || strcmp(api->name, (const char *) nprobe->data) != 0)
+ return NATIVE_PROBE_FALLBACK;
+
+ return NATIVE_PROBE_EXACT;
+}
+
+const char *
+native_get_name(void)
+{
+ static char x11_name[32];
+
+ if (!api)
+ api = drm_api_create();
+
+ if (api)
+ util_snprintf(x11_name, sizeof(x11_name), "X11/%s", api->name);
+ else
+ util_snprintf(x11_name, sizeof(x11_name), "X11");
+
+ return x11_name;
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler)
+{
+ struct native_display *ndpy = NULL;
+ boolean force_sw;
+
+ if (!api)
+ api = drm_api_create();
+
+ force_sw = debug_get_bool_option("EGL_SOFTWARE", FALSE);
+ if (api && !force_sw) {
+ ndpy = x11_create_dri2_display(dpy, event_handler, api);
+ }
+
+ if (!ndpy) {
+ EGLint level = (force_sw) ? _EGL_INFO : _EGL_WARNING;
+
+ _eglLog(level, "use software fallback");
+ ndpy = x11_create_ximage_display(dpy, event_handler);
+ }
+
+ return ndpy;
+}
diff --git a/src/gallium/state_trackers/egl/x11/native_x11.h b/src/gallium/state_trackers/egl/x11/native_x11.h
new file mode 100644
index 0000000000..1678403b45
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/native_x11.h
@@ -0,0 +1,41 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_X11_H_
+#define _NATIVE_X11_H_
+
+#include "state_tracker/drm_api.h"
+#include "common/native.h"
+
+struct native_display *
+x11_create_ximage_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler);
+
+struct native_display *
+x11_create_dri2_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler,
+ struct drm_api *api);
+
+#endif /* _NATIVE_X11_H_ */
diff --git a/src/gallium/state_trackers/egl/x11/native_ximage.c b/src/gallium/state_trackers/egl/x11/native_ximage.c
new file mode 100644
index 0000000000..45679fc9b4
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/native_ximage.c
@@ -0,0 +1,498 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "pipe/p_compiler.h"
+#include "util/u_inlines.h"
+#include "state_tracker/xlib_sw_winsys.h"
+#include "util/u_debug.h"
+#include "egllog.h"
+
+#include "common/native_helper.h"
+#include "native_x11.h"
+#include "x11_screen.h"
+
+enum ximage_surface_type {
+ XIMAGE_SURFACE_TYPE_WINDOW,
+ XIMAGE_SURFACE_TYPE_PIXMAP,
+};
+
+struct ximage_display {
+ struct native_display base;
+ Display *dpy;
+ boolean own_dpy;
+
+ struct native_event_handler *event_handler;
+
+ struct x11_screen *xscr;
+ int xscr_number;
+
+ struct ximage_config *configs;
+ int num_configs;
+};
+
+struct ximage_surface {
+ struct native_surface base;
+ Drawable drawable;
+ enum ximage_surface_type type;
+ enum pipe_format color_format;
+ XVisualInfo visual;
+ struct ximage_display *xdpy;
+
+ unsigned int server_stamp;
+ unsigned int client_stamp;
+
+ struct resource_surface *rsurf;
+ struct xlib_drawable xdraw;
+};
+
+struct ximage_config {
+ struct native_config base;
+ const XVisualInfo *visual;
+};
+
+static INLINE struct ximage_display *
+ximage_display(const struct native_display *ndpy)
+{
+ return (struct ximage_display *) ndpy;
+}
+
+static INLINE struct ximage_surface *
+ximage_surface(const struct native_surface *nsurf)
+{
+ return (struct ximage_surface *) nsurf;
+}
+
+static INLINE struct ximage_config *
+ximage_config(const struct native_config *nconf)
+{
+ return (struct ximage_config *) nconf;
+}
+
+/**
+ * Update the geometry of the surface. This is a slow functions.
+ */
+static void
+ximage_surface_update_geometry(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ Status ok;
+ Window root;
+ int x, y;
+ unsigned int w, h, border, depth;
+
+ ok = XGetGeometry(xsurf->xdpy->dpy, xsurf->drawable,
+ &root, &x, &y, &w, &h, &border, &depth);
+ if (ok && resource_surface_set_size(xsurf->rsurf, w, h))
+ xsurf->server_stamp++;
+}
+
+/**
+ * Update the buffers of the surface.
+ */
+static boolean
+ximage_surface_update_buffers(struct native_surface *nsurf, uint buffer_mask)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+
+ if (xsurf->client_stamp != xsurf->server_stamp) {
+ ximage_surface_update_geometry(&xsurf->base);
+ xsurf->client_stamp = xsurf->server_stamp;
+ }
+
+ return resource_surface_add_resources(xsurf->rsurf, buffer_mask);
+}
+
+/**
+ * Emulate an invalidate event.
+ */
+static void
+ximage_surface_invalidate(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ struct ximage_display *xdpy = xsurf->xdpy;
+
+ xsurf->server_stamp++;
+ xdpy->event_handler->invalid_surface(&xdpy->base,
+ &xsurf->base, xsurf->server_stamp);
+}
+
+static boolean
+ximage_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ boolean ret;
+
+ ret = resource_surface_present(xsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, (void *) &xsurf->xdraw);
+ /* force buffers to be updated in next validation call */
+ ximage_surface_invalidate(&xsurf->base);
+
+ return ret;
+}
+
+static boolean
+ximage_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ boolean ret;
+
+ ret = resource_surface_present(xsurf->rsurf,
+ NATIVE_ATTACHMENT_BACK_LEFT, (void *) &xsurf->xdraw);
+
+ resource_surface_swap_buffers(xsurf->rsurf,
+ NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, TRUE);
+ /* the front/back buffers have been swapped */
+ ximage_surface_invalidate(&xsurf->base);
+
+ return ret;
+}
+
+static boolean
+ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_resource **textures,
+ int *width, int *height)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ uint w, h;
+
+ if (!ximage_surface_update_buffers(&xsurf->base, attachment_mask))
+ return FALSE;
+
+ if (seq_num)
+ *seq_num = xsurf->client_stamp;
+
+ if (textures)
+ resource_surface_get_resources(xsurf->rsurf, textures, attachment_mask);
+
+ resource_surface_get_size(xsurf->rsurf, &w, &h);
+ if (width)
+ *width = w;
+ if (height)
+ *height = h;
+
+ return TRUE;
+}
+
+static void
+ximage_surface_wait(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ XSync(xsurf->xdpy->dpy, FALSE);
+ /* TODO XGetImage and update the front texture */
+}
+
+static void
+ximage_surface_destroy(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+
+ resource_surface_destroy(xsurf->rsurf);
+ FREE(xsurf);
+}
+
+static struct ximage_surface *
+ximage_display_create_surface(struct native_display *ndpy,
+ enum ximage_surface_type type,
+ Drawable drawable,
+ const struct native_config *nconf)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ struct ximage_config *xconf = ximage_config(nconf);
+ struct ximage_surface *xsurf;
+
+ xsurf = CALLOC_STRUCT(ximage_surface);
+ if (!xsurf)
+ return NULL;
+
+ xsurf->xdpy = xdpy;
+ xsurf->type = type;
+ xsurf->color_format = xconf->base.color_format;
+ xsurf->drawable = drawable;
+
+ xsurf->rsurf = resource_surface_create(xdpy->base.screen,
+ xsurf->color_format,
+ PIPE_BIND_RENDER_TARGET |
+ PIPE_BIND_SAMPLER_VIEW |
+ PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT);
+ if (!xsurf->rsurf) {
+ FREE(xsurf);
+ return NULL;
+ }
+
+ xsurf->drawable = drawable;
+ xsurf->visual = *xconf->visual;
+ /* initialize the geometry */
+ ximage_surface_update_geometry(&xsurf->base);
+
+ xsurf->xdraw.visual = xsurf->visual.visual;
+ xsurf->xdraw.depth = xsurf->visual.depth;
+ xsurf->xdraw.drawable = xsurf->drawable;
+
+ xsurf->base.destroy = ximage_surface_destroy;
+ xsurf->base.swap_buffers = ximage_surface_swap_buffers;
+ xsurf->base.flush_frontbuffer = ximage_surface_flush_frontbuffer;
+ xsurf->base.validate = ximage_surface_validate;
+ xsurf->base.wait = ximage_surface_wait;
+
+ return xsurf;
+}
+
+static struct native_surface *
+ximage_display_create_window_surface(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf)
+{
+ struct ximage_surface *xsurf;
+
+ xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_WINDOW,
+ (Drawable) win, nconf);
+ return (xsurf) ? &xsurf->base : NULL;
+}
+
+static struct native_surface *
+ximage_display_create_pixmap_surface(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct ximage_surface *xsurf;
+
+ xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PIXMAP,
+ (Drawable) pix, nconf);
+ return (xsurf) ? &xsurf->base : NULL;
+}
+
+static enum pipe_format
+choose_format(const XVisualInfo *vinfo)
+{
+ enum pipe_format fmt;
+ /* TODO elaborate the formats */
+ switch (vinfo->depth) {
+ case 32:
+ fmt = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ case 24:
+ fmt = PIPE_FORMAT_B8G8R8X8_UNORM;
+ break;
+ case 16:
+ fmt = PIPE_FORMAT_B5G6R5_UNORM;
+ break;
+ default:
+ fmt = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ return fmt;
+}
+
+static const struct native_config **
+ximage_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ const struct native_config **configs;
+ int i;
+
+ /* first time */
+ if (!xdpy->configs) {
+ const XVisualInfo *visuals;
+ int num_visuals, count;
+
+ visuals = x11_screen_get_visuals(xdpy->xscr, &num_visuals);
+ if (!visuals)
+ return NULL;
+
+ /*
+ * Create two configs for each visual.
+ * One with depth/stencil buffer; one without
+ */
+ xdpy->configs = CALLOC(num_visuals * 2, sizeof(*xdpy->configs));
+ if (!xdpy->configs)
+ return NULL;
+
+ count = 0;
+ for (i = 0; i < num_visuals; i++) {
+ struct ximage_config *xconf = &xdpy->configs[count];
+
+ xconf->visual = &visuals[i];
+ xconf->base.color_format = choose_format(xconf->visual);
+ if (xconf->base.color_format == PIPE_FORMAT_NONE)
+ continue;
+
+ xconf->base.buffer_mask =
+ (1 << NATIVE_ATTACHMENT_FRONT_LEFT) |
+ (1 << NATIVE_ATTACHMENT_BACK_LEFT);
+
+ xconf->base.window_bit = TRUE;
+ xconf->base.pixmap_bit = TRUE;
+
+ xconf->base.native_visual_id = xconf->visual->visualid;
+#if defined(__cplusplus) || defined(c_plusplus)
+ xconf->base.native_visual_type = xconf->visual->c_class;
+#else
+ xconf->base.native_visual_type = xconf->visual->class;
+#endif
+
+ xconf->base.slow_config = TRUE;
+
+ count++;
+ }
+
+ xdpy->num_configs = count;
+ }
+
+ configs = MALLOC(xdpy->num_configs * sizeof(*configs));
+ if (configs) {
+ for (i = 0; i < xdpy->num_configs; i++)
+ configs[i] = (const struct native_config *) &xdpy->configs[i];
+ if (num_configs)
+ *num_configs = xdpy->num_configs;
+ }
+ return configs;
+}
+
+static boolean
+ximage_display_is_pixmap_supported(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ enum pipe_format fmt;
+ uint depth;
+
+ depth = x11_drawable_get_depth(xdpy->xscr, (Drawable) pix);
+ switch (depth) {
+ case 32:
+ fmt = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ case 24:
+ fmt = PIPE_FORMAT_B8G8R8X8_UNORM;
+ break;
+ case 16:
+ fmt = PIPE_FORMAT_B5G6R5_UNORM;
+ break;
+ default:
+ fmt = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ return (fmt == nconf->color_format);
+}
+
+static int
+ximage_display_get_param(struct native_display *ndpy,
+ enum native_param_type param)
+{
+ int val;
+
+ switch (param) {
+ case NATIVE_PARAM_USE_NATIVE_BUFFER:
+ /* private buffers are allocated */
+ val = FALSE;
+ break;
+ default:
+ val = 0;
+ break;
+ }
+
+ return val;
+}
+
+static void
+ximage_display_destroy(struct native_display *ndpy)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+
+ if (xdpy->configs)
+ FREE(xdpy->configs);
+
+ xdpy->base.screen->destroy(xdpy->base.screen);
+
+ x11_screen_destroy(xdpy->xscr);
+ if (xdpy->own_dpy)
+ XCloseDisplay(xdpy->dpy);
+ FREE(xdpy);
+}
+
+struct native_display *
+x11_create_ximage_display(EGLNativeDisplayType dpy,
+ struct native_event_handler *event_handler)
+{
+ struct ximage_display *xdpy;
+ struct sw_winsys *winsys = NULL;
+
+ xdpy = CALLOC_STRUCT(ximage_display);
+ if (!xdpy)
+ return NULL;
+
+ xdpy->dpy = dpy;
+ if (!xdpy->dpy) {
+ xdpy->dpy = XOpenDisplay(NULL);
+ if (!xdpy->dpy) {
+ FREE(xdpy);
+ return NULL;
+ }
+ xdpy->own_dpy = TRUE;
+ }
+
+ xdpy->event_handler = event_handler;
+
+ xdpy->xscr_number = DefaultScreen(xdpy->dpy);
+ xdpy->xscr = x11_screen_create(xdpy->dpy, xdpy->xscr_number);
+ if (!xdpy->xscr)
+ goto fail;
+
+ winsys = xlib_create_sw_winsys(xdpy->dpy);
+ if (!winsys)
+ goto fail;
+
+ xdpy->base.screen = native_create_sw_screen(winsys);
+ if (!xdpy->base.screen)
+ goto fail;
+
+ xdpy->base.destroy = ximage_display_destroy;
+ xdpy->base.get_param = ximage_display_get_param;
+
+ xdpy->base.get_configs = ximage_display_get_configs;
+ xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported;
+ xdpy->base.create_window_surface = ximage_display_create_window_surface;
+ xdpy->base.create_pixmap_surface = ximage_display_create_pixmap_surface;
+
+ return &xdpy->base;
+
+fail:
+ if (winsys && winsys->destroy)
+ winsys->destroy(winsys);
+ if (xdpy->xscr)
+ x11_screen_destroy(xdpy->xscr);
+ if (xdpy->dpy && xdpy->own_dpy)
+ XCloseDisplay(xdpy->dpy);
+ FREE(xdpy);
+ return NULL;
+}
diff --git a/src/gallium/state_trackers/egl/x11/x11_screen.c b/src/gallium/state_trackers/egl/x11/x11_screen.c
new file mode 100644
index 0000000000..6bdff26ec0
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/x11_screen.c
@@ -0,0 +1,434 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <xf86drm.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/XShm.h>
+
+#include "util/u_memory.h"
+#include "egllog.h"
+
+#include "x11_screen.h"
+#include "dri2.h"
+#include "glxinit.h"
+
+struct x11_screen {
+ /* dummy base class */
+ struct __GLXDRIdisplayRec base;
+
+ Display *dpy;
+ int number;
+
+ /*
+ * This is used to fetch GLX visuals/fbconfigs. It steals code from GLX.
+ * It might be better to rewrite the part in Xlib or XCB.
+ */
+ __GLXdisplayPrivate *glx_dpy;
+
+ int dri_major, dri_minor;
+ char *dri_driver;
+ char *dri_device;
+ int dri_fd;
+
+ x11_drawable_invalidate_buffers dri_invalidate_buffers;
+ void *dri_user_data;
+
+ XVisualInfo *visuals;
+ int num_visuals;
+
+ /* cached values for x11_drawable_get_depth */
+ Drawable last_drawable;
+ unsigned int last_depth;
+};
+
+
+/**
+ * Create a X11 screen.
+ */
+struct x11_screen *
+x11_screen_create(Display *dpy, int screen)
+{
+ struct x11_screen *xscr;
+
+ if (screen >= ScreenCount(dpy))
+ return NULL;
+
+ xscr = CALLOC_STRUCT(x11_screen);
+ if (xscr) {
+ xscr->dpy = dpy;
+ xscr->number = screen;
+
+ xscr->dri_major = -1;
+ xscr->dri_fd = -1;
+ }
+ return xscr;
+}
+
+/**
+ * Destroy a X11 screen.
+ */
+void
+x11_screen_destroy(struct x11_screen *xscr)
+{
+ if (xscr->dri_fd >= 0)
+ close(xscr->dri_fd);
+ if (xscr->dri_driver)
+ Xfree(xscr->dri_driver);
+ if (xscr->dri_device)
+ Xfree(xscr->dri_device);
+
+ /* xscr->glx_dpy will be destroyed with the X display */
+ if (xscr->glx_dpy)
+ xscr->glx_dpy->dri2Display = NULL;
+
+ if (xscr->visuals)
+ XFree(xscr->visuals);
+ FREE(xscr);
+}
+
+static boolean
+x11_screen_init_dri2(struct x11_screen *xscr)
+{
+ if (xscr->dri_major < 0) {
+ int eventBase, errorBase;
+
+ if (!DRI2QueryExtension(xscr->dpy, &eventBase, &errorBase) ||
+ !DRI2QueryVersion(xscr->dpy, &xscr->dri_major, &xscr->dri_minor))
+ xscr->dri_major = -1;
+ }
+ return (xscr->dri_major >= 0);
+}
+
+static boolean
+x11_screen_init_glx(struct x11_screen *xscr)
+{
+ if (!xscr->glx_dpy)
+ xscr->glx_dpy = __glXInitialize(xscr->dpy);
+ return (xscr->glx_dpy != NULL);
+}
+
+/**
+ * Return true if the screen supports the extension.
+ */
+boolean
+x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext)
+{
+ boolean supported = FALSE;
+
+ switch (ext) {
+ case X11_SCREEN_EXTENSION_XSHM:
+ supported = XShmQueryExtension(xscr->dpy);
+ break;
+ case X11_SCREEN_EXTENSION_GLX:
+ supported = x11_screen_init_glx(xscr);
+ break;
+ case X11_SCREEN_EXTENSION_DRI2:
+ supported = x11_screen_init_dri2(xscr);
+ break;
+ default:
+ break;
+ }
+
+ return supported;
+}
+
+/**
+ * Return the X visuals.
+ */
+const XVisualInfo *
+x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals)
+{
+ if (!xscr->visuals) {
+ XVisualInfo vinfo_template;
+ vinfo_template.screen = xscr->number;
+ xscr->visuals = XGetVisualInfo(xscr->dpy, VisualScreenMask,
+ &vinfo_template, &xscr->num_visuals);
+ }
+
+ if (num_visuals)
+ *num_visuals = xscr->num_visuals;
+ return xscr->visuals;
+}
+
+/**
+ * Return the GLX fbconfigs.
+ */
+const __GLcontextModes *
+x11_screen_get_glx_configs(struct x11_screen *xscr)
+{
+ return (x11_screen_init_glx(xscr))
+ ? xscr->glx_dpy->screenConfigs[xscr->number].configs
+ : NULL;
+}
+
+/**
+ * Return the GLX visuals.
+ */
+const __GLcontextModes *
+x11_screen_get_glx_visuals(struct x11_screen *xscr)
+{
+ return (x11_screen_init_glx(xscr))
+ ? xscr->glx_dpy->screenConfigs[xscr->number].visuals
+ : NULL;
+}
+
+/**
+ * Probe the screen for the DRI2 driver name.
+ */
+const char *
+x11_screen_probe_dri2(struct x11_screen *xscr, int *major, int *minor)
+{
+ if (!x11_screen_init_dri2(xscr))
+ return NULL;
+
+ /* get the driver name and the device name */
+ if (!xscr->dri_driver) {
+ if (!DRI2Connect(xscr->dpy, RootWindow(xscr->dpy, xscr->number),
+ &xscr->dri_driver, &xscr->dri_device))
+ xscr->dri_driver = xscr->dri_device = NULL;
+ }
+ if (major)
+ *major = xscr->dri_major;
+ if (minor)
+ *minor = xscr->dri_minor;
+
+ return xscr->dri_driver;
+}
+
+/**
+ * Enable DRI2 and returns the file descriptor of the DRM device. The file
+ * descriptor will be closed automatically when the screen is destoryed.
+ */
+int
+x11_screen_enable_dri2(struct x11_screen *xscr,
+ x11_drawable_invalidate_buffers invalidate_buffers,
+ void *user_data)
+{
+ if (xscr->dri_fd < 0) {
+ int fd;
+ drm_magic_t magic;
+
+ /* get the driver name and the device name first */
+ if (!x11_screen_probe_dri2(xscr, NULL, NULL))
+ return -1;
+
+ fd = open(xscr->dri_device, O_RDWR);
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "failed to open %s", xscr->dri_device);
+ return -1;
+ }
+
+ memset(&magic, 0, sizeof(magic));
+ if (drmGetMagic(fd, &magic)) {
+ _eglLog(_EGL_WARNING, "failed to get magic");
+ close(fd);
+ return -1;
+ }
+
+ if (!DRI2Authenticate(xscr->dpy,
+ RootWindow(xscr->dpy, xscr->number), magic)) {
+ _eglLog(_EGL_WARNING, "failed to authenticate magic");
+ close(fd);
+ return -1;
+ }
+
+ if (!x11_screen_init_glx(xscr)) {
+ _eglLog(_EGL_WARNING, "failed to initialize GLX");
+ close(fd);
+ return -1;
+ }
+ if (xscr->glx_dpy->dri2Display) {
+ _eglLog(_EGL_WARNING,
+ "display is already managed by another x11 screen");
+ close(fd);
+ return -1;
+ }
+
+ xscr->glx_dpy->dri2Display = (__GLXDRIdisplay *) xscr;
+ xscr->dri_invalidate_buffers = invalidate_buffers;
+ xscr->dri_user_data = user_data;
+
+ xscr->dri_fd = fd;
+ }
+
+ return xscr->dri_fd;
+}
+
+/**
+ * Create/Destroy the DRI drawable.
+ */
+void
+x11_drawable_enable_dri2(struct x11_screen *xscr,
+ Drawable drawable, boolean on)
+{
+ if (on)
+ DRI2CreateDrawable(xscr->dpy, drawable);
+ else
+ DRI2DestroyDrawable(xscr->dpy, drawable);
+}
+
+/**
+ * Copy between buffers of the DRI2 drawable.
+ */
+void
+x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
+ int x, int y, int width, int height,
+ int src_buf, int dst_buf)
+{
+ XRectangle rect;
+ XserverRegion region;
+
+ rect.x = x;
+ rect.y = y;
+ rect.width = width;
+ rect.height = height;
+
+ region = XFixesCreateRegion(xscr->dpy, &rect, 1);
+ DRI2CopyRegion(xscr->dpy, drawable, region, dst_buf, src_buf);
+ XFixesDestroyRegion(xscr->dpy, region);
+}
+
+/**
+ * Get the buffers of the DRI2 drawable. The returned array should be freed.
+ */
+struct x11_drawable_buffer *
+x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
+ int *width, int *height, unsigned int *attachments,
+ boolean with_format, int num_ins, int *num_outs)
+{
+ DRI2Buffer *dri2bufs;
+
+ if (with_format)
+ dri2bufs = DRI2GetBuffersWithFormat(xscr->dpy, drawable, width, height,
+ attachments, num_ins, num_outs);
+ else
+ dri2bufs = DRI2GetBuffers(xscr->dpy, drawable, width, height,
+ attachments, num_ins, num_outs);
+
+ return (struct x11_drawable_buffer *) dri2bufs;
+}
+
+/**
+ * Return the depth of a drawable.
+ *
+ * Unlike other drawable functions, the drawable needs not be a DRI2 drawable.
+ */
+uint
+x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable)
+{
+ unsigned int depth;
+
+ if (drawable != xscr->last_drawable) {
+ Window root;
+ int x, y;
+ unsigned int w, h, border;
+ Status ok;
+
+ ok = XGetGeometry(xscr->dpy, drawable, &root,
+ &x, &y, &w, &h, &border, &depth);
+ if (!ok)
+ depth = 0;
+
+ xscr->last_drawable = drawable;
+ xscr->last_depth = depth;
+ }
+ else {
+ depth = xscr->last_depth;
+ }
+
+ return depth;
+}
+
+/**
+ * Create a mode list of the given size.
+ */
+__GLcontextModes *
+x11_context_modes_create(unsigned count)
+{
+ const size_t size = sizeof(__GLcontextModes);
+ __GLcontextModes *base = NULL;
+ __GLcontextModes **next;
+ unsigned i;
+
+ next = &base;
+ for (i = 0; i < count; i++) {
+ *next = (__GLcontextModes *) CALLOC(1, size);
+ if (*next == NULL) {
+ x11_context_modes_destroy(base);
+ base = NULL;
+ break;
+ }
+ next = &((*next)->next);
+ }
+
+ return base;
+}
+
+/**
+ * Destroy a mode list.
+ */
+void
+x11_context_modes_destroy(__GLcontextModes *modes)
+{
+ while (modes != NULL) {
+ __GLcontextModes *next = modes->next;
+ FREE(modes);
+ modes = next;
+ }
+}
+
+/**
+ * Return the number of the modes in the mode list.
+ */
+unsigned
+x11_context_modes_count(const __GLcontextModes *modes)
+{
+ const __GLcontextModes *mode;
+ int count = 0;
+ for (mode = modes; mode; mode = mode->next)
+ count++;
+ return count;
+}
+
+/**
+ * This is called from src/glx/dri2.c.
+ */
+void
+dri2InvalidateBuffers(Display *dpy, XID drawable)
+{
+ __GLXdisplayPrivate *priv = __glXInitialize(dpy);
+ struct x11_screen *xscr = NULL;
+
+ if (priv && priv->dri2Display)
+ xscr = (struct x11_screen *) priv->dri2Display;
+ if (!xscr || !xscr->dri_invalidate_buffers)
+ return;
+
+ xscr->dri_invalidate_buffers(xscr, drawable, xscr->dri_user_data);
+}
diff --git a/src/gallium/state_trackers/egl/x11/x11_screen.h b/src/gallium/state_trackers/egl/x11/x11_screen.h
new file mode 100644
index 0000000000..a3c5ee1491
--- /dev/null
+++ b/src/gallium/state_trackers/egl/x11/x11_screen.h
@@ -0,0 +1,110 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _X11_SCREEN_H_
+#define _X11_SCREEN_H_
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/dri2tokens.h>
+#include "GL/gl.h" /* for GL types needed by __GLcontextModes */
+#include "GL/internal/glcore.h" /* for __GLcontextModes */
+#include "pipe/p_compiler.h"
+#include "common/native.h"
+
+enum x11_screen_extension {
+ X11_SCREEN_EXTENSION_XSHM,
+ X11_SCREEN_EXTENSION_GLX,
+ X11_SCREEN_EXTENSION_DRI2,
+};
+
+/* the same as DRI2Buffer */
+struct x11_drawable_buffer {
+ unsigned int attachment;
+ unsigned int name;
+ unsigned int pitch;
+ unsigned int cpp;
+ unsigned int flags;
+};
+
+struct x11_screen;
+
+typedef void (*x11_drawable_invalidate_buffers)(struct x11_screen *xscr,
+ Drawable drawable,
+ void *user_data);
+
+struct x11_screen *
+x11_screen_create(Display *dpy, int screen);
+
+void
+x11_screen_destroy(struct x11_screen *xscr);
+
+boolean
+x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext);
+
+const XVisualInfo *
+x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals);
+
+const __GLcontextModes *
+x11_screen_get_glx_configs(struct x11_screen *xscr);
+
+const __GLcontextModes *
+x11_screen_get_glx_visuals(struct x11_screen *xscr);
+
+const char *
+x11_screen_probe_dri2(struct x11_screen *xscr, int *major, int *minor);
+
+int
+x11_screen_enable_dri2(struct x11_screen *xscr,
+ x11_drawable_invalidate_buffers invalidate_buffers,
+ void *user_data);
+
+__GLcontextModes *
+x11_context_modes_create(unsigned count);
+
+void
+x11_context_modes_destroy(__GLcontextModes *modes);
+
+unsigned
+x11_context_modes_count(const __GLcontextModes *modes);
+
+void
+x11_drawable_enable_dri2(struct x11_screen *xscr,
+ Drawable drawable, boolean on);
+
+void
+x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
+ int x, int y, int width, int height,
+ int src_buf, int dst_buf);
+
+struct x11_drawable_buffer *
+x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
+ int *width, int *height, unsigned int *attachments,
+ boolean with_format, int num_ins, int *num_outs);
+
+uint
+x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable);
+
+#endif /* _X11_SCREEN_H_ */