diff options
Diffstat (limited to 'src/gallium/state_trackers/egl')
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_ */ |