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-rw-r--r--src/gallium/state_trackers/dri/dri_context.c1
-rw-r--r--src/gallium/state_trackers/dri/dri_drawable.c2
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d.c586
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d.h25
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_st.c227
-rw-r--r--src/gallium/state_trackers/egl/common/egl_g3d_st.h (renamed from src/gallium/state_trackers/egl/common/egl_st.h)86
-rw-r--r--src/gallium/state_trackers/egl/common/egl_st.c131
-rw-r--r--src/gallium/state_trackers/egl/common/st_public_tmp.h20
-rw-r--r--src/gallium/state_trackers/es/Makefile1
-rw-r--r--src/gallium/state_trackers/es/st_es1.c7
-rw-r--r--src/gallium/state_trackers/es/st_es2.c7
-rw-r--r--src/gallium/state_trackers/glx/xlib/Makefile3
-rw-r--r--src/gallium/state_trackers/glx/xlib/SConscript1
-rw-r--r--src/gallium/state_trackers/glx/xlib/glx_api.c5
-rw-r--r--src/gallium/state_trackers/glx/xlib/xm_api.c316
-rw-r--r--src/gallium/state_trackers/glx/xlib/xm_api.h55
-rw-r--r--src/gallium/state_trackers/glx/xlib/xm_public.h12
-rw-r--r--src/gallium/state_trackers/glx/xlib/xm_st.c332
-rw-r--r--src/gallium/state_trackers/glx/xlib/xm_st.h51
-rw-r--r--src/gallium/state_trackers/vega/Makefile1
-rw-r--r--src/gallium/state_trackers/vega/api_context.c3
-rw-r--r--src/gallium/state_trackers/vega/api_masks.c4
-rw-r--r--src/gallium/state_trackers/vega/vg_context.c3
-rw-r--r--src/gallium/state_trackers/vega/vg_context.h7
-rw-r--r--src/gallium/state_trackers/vega/vg_manager.c373
-rw-r--r--src/gallium/state_trackers/vega/vg_manager.h40
26 files changed, 1511 insertions, 788 deletions
diff --git a/src/gallium/state_trackers/dri/dri_context.c b/src/gallium/state_trackers/dri/dri_context.c
index 9811f8cf43..f772ba5d16 100644
--- a/src/gallium/state_trackers/dri/dri_context.c
+++ b/src/gallium/state_trackers/dri/dri_context.c
@@ -35,7 +35,6 @@
#include "state_tracker/drm_api.h"
#include "state_tracker/dri1_api.h"
#include "state_tracker/st_public.h"
-#include "state_tracker/st_context.h"
#include "pipe/p_context.h"
#include "dri_context.h"
diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c
index 458473853c..c400725c7f 100644
--- a/src/gallium/state_trackers/dri/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/dri_drawable.c
@@ -39,8 +39,8 @@
#include "main/renderbuffer.h"
#include "state_tracker/drm_api.h"
#include "state_tracker/dri1_api.h"
-#include "state_tracker/st_public.h"
#include "state_tracker/st_context.h"
+#include "state_tracker/st_public.h"
#include "state_tracker/st_cb_fbo.h"
#include "util/u_format.h"
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.c b/src/gallium/state_trackers/egl/common/egl_g3d.c
index e4972d493d..5eabe10558 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d.c
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.c
@@ -36,234 +36,27 @@
#include "native.h"
#include "egl_g3d.h"
+#include "egl_g3d_st.h"
#include "egl_g3d_image.h"
-#include "egl_st.h"
-
-/**
- * Validate the draw/read surfaces of the context.
- */
-static void
-egl_g3d_validate_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct pipe_screen *screen = gdpy->native->screen;
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- const uint st_att_map[NUM_NATIVE_ATTACHMENTS] = {
- ST_SURFACE_FRONT_LEFT,
- ST_SURFACE_BACK_LEFT,
- ST_SURFACE_FRONT_RIGHT,
- ST_SURFACE_BACK_RIGHT,
- };
- EGLint num_surfaces, s;
-
- /* validate draw and/or read buffers */
- num_surfaces = (gctx->base.ReadSurface == gctx->base.DrawSurface) ? 1 : 2;
- for (s = 0; s < num_surfaces; s++) {
- struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
- struct egl_g3d_surface *gsurf;
- struct egl_g3d_buffer *gbuf;
- EGLint att;
-
- if (s == 0) {
- gsurf = egl_g3d_surface(gctx->base.DrawSurface);
- gbuf = &gctx->draw;
- }
- else {
- gsurf = egl_g3d_surface(gctx->base.ReadSurface);
- gbuf = &gctx->read;
- }
-
- if (!gctx->force_validate) {
- unsigned int seq_num;
-
- gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
- &seq_num, NULL, NULL, NULL);
- /* skip validation */
- if (gsurf->sequence_number == seq_num)
- continue;
- }
-
- pipe_surface_reference(&gsurf->render_surface, NULL);
- memset(textures, 0, sizeof(textures));
-
- gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
- &gsurf->sequence_number, textures,
- &gsurf->base.Width, &gsurf->base.Height);
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- struct pipe_texture *pt = textures[att];
- struct pipe_surface *ps;
-
- if (native_attachment_mask_test(gbuf->attachment_mask, att) && pt) {
- ps = screen->get_tex_surface(screen, pt, 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_GPU_WRITE);
- gctx->stapi->st_set_framebuffer_surface(gbuf->st_fb,
- st_att_map[att], ps);
-
- if (gsurf->render_att == att)
- pipe_surface_reference(&gsurf->render_surface, ps);
-
- pipe_surface_reference(&ps, NULL);
- pipe_texture_reference(&pt, NULL);
- }
- }
-
- gctx->stapi->st_resize_framebuffer(gbuf->st_fb,
- gsurf->base.Width, gsurf->base.Height);
- }
-
- gctx->force_validate = EGL_FALSE;
-
-}
-
-/**
- * Create a st_framebuffer.
- */
-static struct st_framebuffer *
-create_framebuffer(_EGLContext *ctx, _EGLSurface *surf)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- struct egl_g3d_config *gconf = egl_g3d_config(gsurf->base.Config);
-
- return gctx->stapi->st_create_framebuffer(&gconf->native->mode,
- gconf->native->color_format, gconf->native->depth_format,
- gconf->native->stencil_format,
- gsurf->base.Width, gsurf->base.Height, &gsurf->base);
-}
-
-/**
- * Update the attachments of draw/read surfaces.
- */
-static void
-egl_g3d_route_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- EGLint s;
-
- /* route draw and read buffers' attachments */
- for (s = 0; s < 2; s++) {
- struct egl_g3d_surface *gsurf;
- struct egl_g3d_buffer *gbuf;
-
- if (s == 0) {
- gsurf = egl_g3d_surface(gctx->base.DrawSurface);
- gbuf = &gctx->draw;
- }
- else {
- gsurf = egl_g3d_surface(gctx->base.ReadSurface);
- gbuf = &gctx->read;
- }
-
- gbuf->attachment_mask = (1 << gsurf->render_att);
-
- /* FIXME OpenGL defaults to draw the front or back buffer when the
- * context is single-buffered or double-buffered respectively. In EGL,
- * however, the buffer to be drawn is determined by the surface, instead
- * of the context. As a result, rendering to a pixmap surface with a
- * double-buffered context does not work as expected.
- *
- * gctx->stapi->st_draw_front_buffer(gctx->st_ctx, natt ==
- * NATIVE_ATTACHMENT_FRONT_LEFT);
- */
-
- /*
- * FIXME If the back buffer is asked for here, and the front buffer is
- * later needed by the client API (e.g. glDrawBuffer is called to draw
- * the front buffer), it will create a new pipe texture and draw there.
- * One fix is to ask for both buffers here, but it would be a waste if
- * the front buffer is never used. A better fix is to add a callback to
- * the pipe screen with context private (just like flush_frontbuffer).
- */
- }
-}
-
-/**
- * Reallocate the context's framebuffers after draw/read surfaces change.
- */
-static EGLBoolean
-egl_g3d_realloc_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- struct egl_g3d_surface *gdraw = egl_g3d_surface(gctx->base.DrawSurface);
- struct egl_g3d_surface *gread = egl_g3d_surface(gctx->base.ReadSurface);
-
- /* unreference the old framebuffers */
- if (gctx->draw.st_fb) {
- EGLBoolean is_equal = (gctx->draw.st_fb == gctx->read.st_fb);
- void *priv;
-
- priv = gctx->stapi->st_framebuffer_private(gctx->draw.st_fb);
- if (!gdraw || priv != (void *) &gdraw->base) {
- gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
- gctx->draw.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
-
- if (is_equal) {
- gctx->read.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
- else {
- priv = gctx->stapi->st_framebuffer_private(gctx->read.st_fb);
- if (!gread || priv != (void *) &gread->base) {
- gctx->stapi->st_unreference_framebuffer(gctx->read.st_fb);
- gctx->read.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
- }
- }
-
- if (!gdraw)
- return EGL_TRUE;
-
- /* create the draw fb */
- if (!gctx->draw.st_fb) {
- gctx->draw.st_fb = create_framebuffer(&gctx->base, &gdraw->base);
- if (!gctx->draw.st_fb)
- return EGL_FALSE;
- }
-
- /* create the read fb */
- if (!gctx->read.st_fb) {
- if (gread != gdraw) {
- gctx->read.st_fb = create_framebuffer(&gctx->base, &gread->base);
- if (!gctx->read.st_fb) {
- gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
- gctx->draw.st_fb = NULL;
- return EGL_FALSE;
- }
- }
- else {
- /* there is no st_reference_framebuffer... */
- gctx->read.st_fb = gctx->draw.st_fb;
- }
- }
-
- egl_g3d_route_context(dpy, &gctx->base);
- gctx->force_validate = EGL_TRUE;
-
- return EGL_TRUE;
-}
/**
* Return the state tracker for the given context.
*/
-static const struct egl_g3d_st *
+static struct st_api *
egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx)
{
struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- const struct egl_g3d_st *stapi;
+ struct st_api *stapi;
EGLint idx = -1;
switch (ctx->ClientAPI) {
case EGL_OPENGL_ES_API:
switch (ctx->ClientVersion) {
case 1:
- idx = EGL_G3D_ST_OPENGL_ES;
+ idx = ST_API_OPENGL_ES1;
break;
case 2:
- idx = EGL_G3D_ST_OPENGL_ES2;
+ idx = ST_API_OPENGL_ES2;
break;
default:
_eglLog(_EGL_WARNING, "unknown client version %d",
@@ -272,10 +65,10 @@ egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx)
}
break;
case EGL_OPENVG_API:
- idx = EGL_G3D_ST_OPENVG;
+ idx = ST_API_OPENVG;
break;
case EGL_OPENGL_API:
- idx = EGL_G3D_ST_OPENGL;
+ idx = ST_API_OPENGL;
break;
default:
_eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI);
@@ -299,10 +92,10 @@ egl_g3d_init_st(_EGLDriver *drv)
if (gdrv->api_mask)
return;
- for (i = 0; i < NUM_EGL_G3D_STS; i++) {
- gdrv->stapis[i] = egl_g3d_get_st(i);
+ for (i = 0; i < ST_API_COUNT; i++) {
+ gdrv->stapis[i] = egl_g3d_create_st_api(i);
if (gdrv->stapis[i])
- gdrv->api_mask |= gdrv->stapis[i]->api_bit;
+ gdrv->api_mask |= egl_g3d_st_api_bit(i);
}
if (gdrv->api_mask)
@@ -351,35 +144,6 @@ egl_g3d_destroy_probe(_EGLDriver *drv, _EGLDisplay *dpy)
}
}
-/**
- * Return an API mask that consists of the state trackers that supports the
- * given mode.
- *
- * FIXME add st_is_mode_supported()?
- */
-static EGLint
-get_mode_api_mask(const __GLcontextModes *mode, EGLint api_mask)
-{
- EGLint check;
-
- /* OpenGL ES 1.x and 2.x are checked together */
- check = EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT;
- if (api_mask & check) {
- /* this is required by EGL, not by OpenGL ES */
- if (mode->drawableType & GLX_WINDOW_BIT && !mode->doubleBufferMode)
- api_mask &= ~check;
- }
-
- check = EGL_OPENVG_BIT;
- if (api_mask & check) {
- /* vega st needs the depth/stencil rb */
- if (!mode->depthBits && !mode->stencilBits)
- api_mask &= ~check;
- }
-
- return api_mask;
-}
-
#ifdef EGL_MESA_screen_surface
static void
@@ -444,18 +208,88 @@ egl_g3d_add_screens(_EGLDriver *drv, _EGLDisplay *dpy)
#endif /* EGL_MESA_screen_surface */
/**
+ * 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)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ const __GLcontextModes *mode = &nconf->mode;
+ EGLint buffer_mask, api_mask;
+ EGLBoolean valid;
+ EGLint i;
+
+ buffer_mask = ST_ATTACHMENT_FRONT_LEFT_MASK;
+ if (mode->doubleBufferMode)
+ buffer_mask |= ST_ATTACHMENT_BACK_LEFT_MASK;
+ if (mode->stereoMode) {
+ buffer_mask |= ST_ATTACHMENT_FRONT_RIGHT_MASK;
+ if (mode->doubleBufferMode)
+ 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 = nconf->depth_format;
+ gconf->stvis.accum_format = PIPE_FORMAT_NONE;
+ gconf->stvis.samples = 0;
+
+ gconf->stvis.render_buffer = (buffer_mask & ST_ATTACHMENT_BACK_LEFT) ?
+ 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 ((mode->drawableType & GLX_WINDOW_BIT) && !mode->doubleBufferMode)
+ api_mask &= ~(EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT);
+
+ if (!api_mask) {
+ _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
+ mode->visualID);
+ }
+
+ valid = _eglConfigFromContextModesRec(&gconf->base,
+ mode, api_mask, api_mask);
+ if (valid) {
+#ifdef EGL_MESA_screen_surface
+ /* check if scanout surface bit is set */
+ if (nconf->scanout_bit) {
+ EGLint val = GET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE);
+ val |= EGL_SCREEN_BIT_MESA;
+ SET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE, val);
+ }
+#endif
+ valid = _eglValidateConfig(&gconf->base, EGL_FALSE);
+ }
+ if (!valid) {
+ _eglLog(_EGL_DEBUG, "skip invalid config 0x%x", mode->visualID);
+ return EGL_FALSE;
+ }
+
+ gconf->native = nconf;
+
+ return EGL_TRUE;
+}
+
+/**
* 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_driver *gdrv = egl_g3d_driver(drv);
struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
const struct native_config **native_configs;
int num_configs, i;
- native_configs = gdpy->native->get_configs(gdpy->native,
- &num_configs);
+ native_configs = gdpy->native->get_configs(gdpy->native, &num_configs);
if (!num_configs) {
if (native_configs)
free(native_configs);
@@ -463,61 +297,25 @@ egl_g3d_add_configs(_EGLDriver *drv, _EGLDisplay *dpy, EGLint id)
}
for (i = 0; i < num_configs; i++) {
- EGLint api_mask;
struct egl_g3d_config *gconf;
- EGLBoolean valid;
gconf = CALLOC_STRUCT(egl_g3d_config);
- if (!gconf)
- continue;
-
- _eglInitConfig(&gconf->base, dpy, id);
-
- api_mask = get_mode_api_mask(&native_configs[i]->mode, gdrv->api_mask);
- if (!api_mask) {
- _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
- native_configs[i]->mode.visualID);
- }
-
- valid = _eglConfigFromContextModesRec(&gconf->base,
- &native_configs[i]->mode, api_mask, api_mask);
- if (valid) {
-#ifdef EGL_MESA_screen_surface
- /* check if scanout surface bit is set */
- if (native_configs[i]->scanout_bit) {
- EGLint val = GET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE);
- val |= EGL_SCREEN_BIT_MESA;
- SET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE, val);
+ if (gconf) {
+ _eglInitConfig(&gconf->base, dpy, id);
+ if (!egl_g3d_init_config(drv, dpy, &gconf->base, native_configs[i])) {
+ free(gconf);
+ continue;
}
-#endif
- valid = _eglValidateConfig(&gconf->base, EGL_FALSE);
- }
- if (!valid) {
- _eglLog(_EGL_DEBUG, "skip invalid config 0x%x",
- native_configs[i]->mode.visualID);
- free(gconf);
- continue;
- }
- gconf->native = native_configs[i];
- _eglAddConfig(dpy, &gconf->base);
- id++;
+ _eglAddConfig(dpy, &gconf->base);
+ id++;
+ }
}
free(native_configs);
return id;
}
-/**
- * Re-validate the context.
- */
-static void
-egl_g3d_update_buffer(struct pipe_screen *screen, void *context_private)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(context_private);
- egl_g3d_validate_context(gctx->base.Resource.Display, &gctx->base);
-}
-
static void
egl_g3d_invalid_surface(struct native_display *ndpy,
struct native_surface *nsurf,
@@ -525,11 +323,15 @@ egl_g3d_invalid_surface(struct native_display *ndpy,
{
/* XXX not thread safe? */
struct egl_g3d_surface *gsurf = egl_g3d_surface(nsurf->user_data);
- struct egl_g3d_context *gctx = egl_g3d_context(gsurf->base.CurrentContext);
-
- /* set force_validate to skip an unnecessary check */
+ 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->force_validate = TRUE;
+ gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, gsurf->stfbi);
}
static struct native_event_handler egl_g3d_native_event_handler = {
@@ -545,6 +347,9 @@ egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
_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]);
@@ -554,6 +359,9 @@ egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
free(dpy->Screens);
}
+ if (gdpy->smapi)
+ egl_g3d_destroy_st_manager(gdpy->smapi);
+
if (gdpy->native)
gdpy->native->destroy(gdpy->native);
@@ -588,11 +396,17 @@ egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
}
gdpy->native->user_data = (void *) dpy;
- gdpy->native->screen->update_buffer = egl_g3d_update_buffer;
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) {
@@ -629,7 +443,6 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
struct egl_g3d_context *gshare = egl_g3d_context(share);
struct egl_g3d_config *gconf = egl_g3d_config(conf);
struct egl_g3d_context *gctx;
- const __GLcontextModes *mode;
gctx = CALLOC_STRUCT(egl_g3d_context);
if (!gctx) {
@@ -648,24 +461,14 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
return NULL;
}
- mode = &gconf->native->mode;
-
- gctx->pipe = gdpy->native->screen->context_create(
- gdpy->native->screen,
- (void *) &gctx->base);
-
- if (!gctx->pipe) {
+ gctx->stctxi = gctx->stapi->create_context(gctx->stapi, gdpy->smapi,
+ &gconf->stvis, (gshare) ? gshare->stctxi : NULL);
+ if (!gctx->stctxi) {
free(gctx);
return NULL;
}
- gctx->st_ctx = gctx->stapi->st_create_context(gctx->pipe, mode,
- (gshare) ? gshare->st_ctx : NULL);
- if (!gctx->st_ctx) {
- gctx->pipe->destroy(gctx->pipe);
- free(gctx);
- return NULL;
- }
+ gctx->stctxi->st_manager_private = (void *) &gctx->base;
return &gctx->base;
}
@@ -682,9 +485,7 @@ destroy_context(_EGLDisplay *dpy, _EGLContext *ctx)
if (!dpy->Initialized)
_eglLog(_EGL_FATAL, "destroy a context with an unitialized display");
- egl_g3d_realloc_context(dpy, &gctx->base);
- /* it will destroy the associated pipe context */
- gctx->stapi->st_destroy_context(gctx->st_ctx);
+ gctx->stctxi->destroy(gctx->stctxi);
free(gctx);
}
@@ -786,14 +587,20 @@ egl_g3d_create_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
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) {
+ gsurf->native->destroy(gsurf->native);
+ free(gsurf);
+ return NULL;
+ }
+
nsurf->user_data = &gsurf->base;
gsurf->native = nsurf;
- gsurf->render_att = (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER) ?
- NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
- if (!gconf->native->mode.doubleBufferMode)
- gsurf->render_att = NATIVE_ATTACHMENT_FRONT_LEFT;
-
return &gsurf->base;
}
@@ -849,7 +656,8 @@ destroy_surface(_EGLDisplay *dpy, _EGLSurface *surf)
if (!dpy->Initialized)
_eglLog(_EGL_FATAL, "destroy a surface with an unitialized display");
- pipe_surface_reference(&gsurf->render_surface, NULL);
+ pipe_texture_reference(&gsurf->render_texture, NULL);
+ egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
gsurf->native->destroy(gsurf->native);
free(gsurf);
}
@@ -868,6 +676,7 @@ egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy,
{
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;
@@ -878,39 +687,29 @@ egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy,
if (old_gctx) {
/* flush old context */
- old_gctx->stapi->st_flush(old_gctx->st_ctx,
+ old_gctx->stctxi->flush(old_gctx->stctxi,
PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
-
- /*
- * The old context is no longer current, and egl_g3d_realloc_context()
- * should be called to destroy the framebuffers. However, it is possible
- * that it will be made current again with the same draw/read surfaces.
- * It might be better to keep it around.
- */
}
if (gctx) {
- ok = egl_g3d_realloc_context(dpy, &gctx->base);
+ ok = gctx->stapi->make_current(gctx->stapi, gctx->stctxi,
+ (gdraw) ? gdraw->stfbi : NULL, (gread) ? gread->stfbi : NULL);
if (ok) {
- /* XXX: need to pass the winsys argument for
- * flush_frontbuffer in the fourth parameter here:
- */
- ok = gctx->stapi->st_make_current(gctx->st_ctx,
- gctx->draw.st_fb,
- gctx->read.st_fb,
- NULL);
- if (ok) {
- egl_g3d_validate_context(dpy, &gctx->base);
- if (gdraw->base.Type == EGL_WINDOW_BIT) {
- gctx->base.WindowRenderBuffer =
- (gdraw->render_att == NATIVE_ATTACHMENT_FRONT_LEFT) ?
- EGL_SINGLE_BUFFER : EGL_BACK_BUFFER;
- }
+ 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->st_make_current(NULL, NULL, NULL, NULL);
+ ok = old_gctx->stapi->make_current(old_gctx->stapi, NULL, NULL, NULL);
old_gctx->base.WindowRenderBuffer = EGL_NONE;
}
@@ -937,15 +736,17 @@ egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
return EGL_TRUE;
/* or when the surface is single-buffered */
- if (gsurf->render_att == NATIVE_ATTACHMENT_FRONT_LEFT)
+ 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->stapi->st_notify_swapbuffers(gctx->draw.st_fb);
+ if (gctx) {
+ gctx->stctxi->flush(gctx->stctxi,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
return gsurf->native->swap_buffers(gsurf->native);
}
@@ -985,7 +786,7 @@ get_pipe_surface(struct native_display *ndpy, struct native_surface *nsurf,
return NULL;
psurf = ndpy->screen->get_tex_surface(ndpy->screen, textures[natt],
- 0, 0, 0, PIPE_BUFFER_USAGE_CPU_WRITE);
+ 0, 0, 0, PIPE_BUFFER_USAGE_GPU_WRITE);
pipe_texture_reference(&textures[natt], NULL);
return psurf;
@@ -1003,7 +804,7 @@ egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
struct pipe_screen *screen = gdpy->native->screen;
struct pipe_surface *psurf;
- if (!gsurf->render_surface)
+ if (!gsurf->render_texture)
return EGL_TRUE;
gconf = egl_g3d_config(egl_g3d_find_pixmap_config(dpy, target));
@@ -1018,26 +819,33 @@ egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
/* flush if the surface is current */
if (ctx && ctx->DrawSurface == &gsurf->base) {
struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- gctx->stapi->st_flush(gctx->st_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;
+ }
+
psurf = get_pipe_surface(gdpy->native, nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
if (psurf) {
- struct pipe_context pipe;
+ struct pipe_surface *psrc;
- /**
- * XXX This is hacky. If we might allow the EGLDisplay to create a pipe
- * context of its own and use the blitter context for this.
- */
- memset(&pipe, 0, sizeof(pipe));
- pipe.screen = screen;
+ psrc = screen->get_tex_surface(screen, gsurf->render_texture,
+ 0, 0, 0, PIPE_BUFFER_USAGE_GPU_READ);
+ if (psrc) {
+ gdpy->pipe->surface_copy(gdpy->pipe, psurf, 0, 0,
+ psrc, 0, 0, psurf->width, psurf->height);
+ pipe_surface_reference(&psrc, NULL);
- util_surface_copy(&pipe, FALSE, psurf, 0, 0,
- gsurf->render_surface, 0, 0, psurf->width, psurf->height);
+ nsurf->flush_frontbuffer(nsurf);
+ }
pipe_surface_reference(&psurf, NULL);
- nsurf->flush_frontbuffer(nsurf);
}
nsurf->destroy(nsurf);
@@ -1048,8 +856,16 @@ egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
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);
- gctx->stapi->st_finish(gctx->st_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;
}
@@ -1079,10 +895,10 @@ egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
/* in case this is called before a display is initialized */
egl_g3d_init_st(&gdrv->base);
- for (i = 0; i < NUM_EGL_G3D_STS; i++) {
- const struct egl_g3d_st *stapi = gdrv->stapis[i];
+ for (i = 0; i < ST_API_COUNT; i++) {
+ struct st_api *stapi = gdrv->stapis[i];
if (stapi) {
- proc = (_EGLProc) stapi->st_get_proc_address(procname);
+ proc = (_EGLProc) stapi->get_proc_address(stapi, procname);
if (proc)
return proc;
}
@@ -1098,8 +914,8 @@ egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
_EGLContext *es1 = _eglGetAPIContext(EGL_OPENGL_ES_API);
struct egl_g3d_context *gctx;
- enum pipe_format target_format;
- int target;
+ enum pipe_format internal_format;
+ enum st_texture_type target;
if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT)
return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
@@ -1110,10 +926,10 @@ egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
switch (gsurf->base.TextureFormat) {
case EGL_TEXTURE_RGB:
- target_format = PIPE_FORMAT_R8G8B8_UNORM;
+ internal_format = PIPE_FORMAT_R8G8B8_UNORM;
break;
case EGL_TEXTURE_RGBA:
- target_format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ internal_format = PIPE_FORMAT_B8G8R8A8_UNORM;
break;
default:
return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
@@ -1129,21 +945,24 @@ egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
if (!es1)
return EGL_TRUE;
- if (!gsurf->render_surface)
+ 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->stapi->st_flush(gctx->st_ctx,
+ gctx->stctxi->flush(gctx->stctxi,
PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
}
gctx = egl_g3d_context(es1);
- gctx->stapi->st_bind_texture_surface(gsurf->render_surface,
- target, gsurf->base.MipmapLevel, target_format);
-
- gsurf->base.BoundToTexture = EGL_TRUE;
+ 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;
}
@@ -1160,14 +979,15 @@ egl_g3d_release_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
if (buffer != EGL_BACK_BUFFER)
return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
- if (gsurf->render_surface) {
+ 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->stapi->st_unbind_texture_surface(gsurf->render_surface,
- ST_TEXTURE_2D, gsurf->base.MipmapLevel);
+ if (gctx) {
+ gctx->stctxi->teximage(gctx->stctxi, ST_TEXTURE_2D,
+ gsurf->base.MipmapLevel, PIPE_FORMAT_NONE, NULL, FALSE);
+ }
}
gsurf->base.BoundToTexture = EGL_FALSE;
@@ -1279,6 +1099,12 @@ static void
egl_g3d_unload(_EGLDriver *drv)
{
struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ EGLint i;
+
+ for (i = 0; i < ST_API_COUNT; i++) {
+ if (gdrv->stapis[i])
+ gdrv->stapis[i]->destroy(gdrv->stapis[i]);
+ }
egl_g3d_destroy_probe(drv, NULL);
free(gdrv);
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.h b/src/gallium/state_trackers/egl/common/egl_g3d.h
index e3e55e46d3..2788f1bf4a 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d.h
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.h
@@ -39,11 +39,11 @@
#include "eglmode.h"
#include "native.h"
-#include "egl_st.h"
+#include "egl_g3d_st.h"
struct egl_g3d_driver {
_EGLDriver base;
- const struct egl_g3d_st *stapis[NUM_EGL_G3D_STS];
+ struct st_api *stapis[ST_API_COUNT];
EGLint api_mask;
EGLint probe_key;
@@ -51,35 +51,34 @@ struct egl_g3d_driver {
struct egl_g3d_display {
struct native_display *native;
-};
-struct egl_g3d_buffer {
- struct st_framebuffer *st_fb;
- uint attachment_mask;
+ struct st_manager *smapi;
+ struct pipe_context *pipe;
};
struct egl_g3d_context {
_EGLContext base;
- const struct egl_g3d_st *stapi;
- struct pipe_context *pipe;
+ struct st_api *stapi;
- struct st_context *st_ctx;
- EGLBoolean force_validate;
- struct egl_g3d_buffer draw, read;
+ struct st_context_iface *stctxi;
};
struct egl_g3d_surface {
_EGLSurface base;
+
+ struct st_visual stvis;
+ struct st_framebuffer_iface *stfbi;
+
struct native_surface *native;
- enum native_attachment render_att;
- struct pipe_surface *render_surface;
+ struct pipe_texture *render_texture;
unsigned int sequence_number;
};
struct egl_g3d_config {
_EGLConfig base;
const struct native_config *native;
+ struct st_visual stvis;
};
struct egl_g3d_image {
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..36094096d3
--- /dev/null
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_st.c
@@ -0,0 +1,227 @@
+/*
+ * 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
+ * BRIAN PAUL 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_inlines.h"
+#include "util/u_dl.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;
+}
+
+struct st_api *
+egl_g3d_create_st_api(enum st_api_type api)
+{
+ const char *stmod_name;
+ struct util_dl_library *lib;
+ const struct st_module *mod;
+
+ switch (api) {
+ case ST_API_OPENGL:
+ stmod_name = ST_MODULE_OPENGL_SYMBOL;
+ break;
+ case ST_API_OPENGL_ES1:
+ stmod_name = ST_MODULE_OPENGL_ES1_SYMBOL;
+ break;
+ case ST_API_OPENGL_ES2:
+ stmod_name = ST_MODULE_OPENGL_ES2_SYMBOL;
+ break;
+ case ST_API_OPENVG:
+ stmod_name = ST_MODULE_OPENVG_SYMBOL;
+ break;
+ default:
+ stmod_name = NULL;
+ break;
+ }
+ if (!stmod_name)
+ return NULL;
+
+ mod = NULL;
+ lib = util_dl_open(NULL);
+ if (lib) {
+ mod = (const struct st_module *)
+ util_dl_get_proc_address(lib, stmod_name);
+ util_dl_close(lib);
+ }
+ if (!mod || mod->api != api)
+ return NULL;
+
+ return mod->create_api();
+}
+
+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;
+ }
+
+ 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(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_texture **out)
+{
+ _EGLSurface *surf = (_EGLSurface *) stfbi->st_manager_private;
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct pipe_texture *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;
+ 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_texture *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_texture_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_texture_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;
+ stfbi->flush_front = egl_g3d_st_framebuffer_flush_front;
+ stfbi->validate = egl_g3d_st_framebuffer_validate;
+ 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_st.h b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
index 8fb464bd3d..ea8b4068cd 100644
--- a/src/gallium/state_trackers/egl/common/egl_st.h
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 7.8
+ * Version: 7.9
*
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ * 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"),
@@ -20,54 +20,60 @@
* BRIAN PAUL 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_ST_H_
-#define _EGL_ST_H_
-
-#include "GL/gl.h" /* for GL types */
-#include "GL/internal/glcore.h" /* for __GLcontextModes */
+#ifndef _EGL_G3D_ST_H_
+#define _EGL_G3D_ST_H_
#include "pipe/p_compiler.h"
-#include "pipe/p_format.h"
-#include "pipe/p_context.h"
+#include "state_tracker/st_api.h"
+#include "egltypedefs.h"
-/* avoid calling st functions directly */
-#if 1
+struct st_api *
+egl_g3d_create_st_api(enum st_api_type api);
-#define ST_SURFACE_FRONT_LEFT 0
-#define ST_SURFACE_BACK_LEFT 1
-#define ST_SURFACE_FRONT_RIGHT 2
-#define ST_SURFACE_BACK_RIGHT 3
+struct st_manager *
+egl_g3d_create_st_manager(_EGLDisplay *dpy);
-#define ST_TEXTURE_2D 0x2
+void
+egl_g3d_destroy_st_manager(struct st_manager *smapi);
-struct st_context;
-struct st_framebuffer;
-typedef void (*st_proc)();
+struct st_framebuffer_iface *
+egl_g3d_create_st_framebuffer(_EGLSurface *surf);
-#else
-#include "state_tracker/st_public.h"
-#endif
+void
+egl_g3d_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi);
-/* remember to update egl_g3d_get_st() when update the enums */
-enum egl_g3d_st_api {
- EGL_G3D_ST_OPENGL_ES = 0,
- EGL_G3D_ST_OPENVG,
- EGL_G3D_ST_OPENGL_ES2,
- EGL_G3D_ST_OPENGL,
-
- NUM_EGL_G3D_STS
-};
+/**
+ * Return the EGL_<api>_BIT of the st api.
+ */
+static INLINE int
+egl_g3d_st_api_bit(enum st_api_type api)
+{
+ int bit;
-struct egl_g3d_st {
-#define ST_PUBLIC(name, ret, ...) ret (*name)(__VA_ARGS__);
-#include "st_public_tmp.h"
- /* fields must be added here */
- EGLint api_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;
+ }
-const struct egl_g3d_st *
-egl_g3d_get_st(enum egl_g3d_st_api api);
+ return bit;
+}
-#endif /* _EGL_ST_H_ */
+#endif /* _EGL_G3D_ST_H_ */
diff --git a/src/gallium/state_trackers/egl/common/egl_st.c b/src/gallium/state_trackers/egl/common/egl_st.c
deleted file mode 100644
index a88ff911cd..0000000000
--- a/src/gallium/state_trackers/egl/common/egl_st.c
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * 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
- * BRIAN PAUL 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 <dlfcn.h>
-#include "pipe/p_compiler.h"
-#include "util/u_memory.h"
-#include "egllog.h"
-#include "EGL/egl.h" /* for EGL_api_BIT */
-
-#include "egl_st.h"
-
-#ifndef HAVE_DLADDR
-#define HAVE_DLADDR 1
-#endif
-
-#if HAVE_DLADDR
-
-static const char *
-egl_g3d_st_names[] = {
-#define ST_PUBLIC(name, ...) #name,
-#include "st_public_tmp.h"
- NULL
-};
-
-static boolean
-egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
-{
- st_proc *procs = (st_proc *) stapi;
- void *handle;
- Dl_info info;
- const char **name;
-
- if (!dladdr(sym, &info))
- return FALSE;
- handle = dlopen(info.dli_fname, RTLD_LAZY | RTLD_LOCAL | RTLD_NODELETE);
- if (!handle)
- return FALSE;
-
- for (name = egl_g3d_st_names; *name; name++) {
- st_proc proc = (st_proc) dlsym(handle, *name);
- if (!proc) {
- _eglLog(_EGL_WARNING, "%s is missing in %s", *name, info.dli_fname);
- memset(stapi, 0, sizeof(*stapi));
- dlclose(handle);
- return FALSE;
- }
- *procs++ = proc;
- }
-
- dlclose(handle);
- return TRUE;
-}
-
-#else /* HAVE_DLADDR */
-
-static boolean
-egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
-{
-#define ST_PUBLIC(name, ...) stapi->name = name;
-#include "st_public_tmp.h"
- return TRUE;
-}
-
-#endif /* HAVE_DLADDR */
-
-static boolean
-egl_g3d_init_st(struct egl_g3d_st *stapi, const char *api)
-{
- void *handle, *sym;
- boolean res = FALSE;
-
- /* already initialized */
- if (stapi->st_notify_swapbuffers != NULL)
- return TRUE;
-
- handle = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL);
- if (!handle)
- return FALSE;
-
- sym = dlsym(handle, api);
- if (sym && egl_g3d_fill_st(stapi, sym))
- res = TRUE;
-
- dlclose(handle);
- return res;
-}
-
-static struct {
- const char *symbol;
- EGLint api_bit;
-} egl_g3d_st_info[NUM_EGL_G3D_STS] = {
- { "st_api_OpenGL_ES1", EGL_OPENGL_ES_BIT },
- { "st_api_OpenVG", EGL_OPENVG_BIT },
- { "st_api_OpenGL_ES2", EGL_OPENGL_ES2_BIT },
- { "st_api_OpenGL", EGL_OPENGL_BIT },
-};
-
-const struct egl_g3d_st *
-egl_g3d_get_st(enum egl_g3d_st_api api)
-{
- static struct egl_g3d_st all_trackers[NUM_EGL_G3D_STS];
-
- if (egl_g3d_init_st(&all_trackers[api], egl_g3d_st_info[api].symbol)) {
- all_trackers[api].api_bit = egl_g3d_st_info[api].api_bit;
- return &all_trackers[api];
- }
- else {
- return NULL;
- }
-}
diff --git a/src/gallium/state_trackers/egl/common/st_public_tmp.h b/src/gallium/state_trackers/egl/common/st_public_tmp.h
deleted file mode 100644
index 562dd68c15..0000000000
--- a/src/gallium/state_trackers/egl/common/st_public_tmp.h
+++ /dev/null
@@ -1,20 +0,0 @@
-ST_PUBLIC(st_create_context, struct st_context *, struct pipe_context *pipe, const __GLcontextModes *visual, struct st_context *share)
-ST_PUBLIC(st_destroy_context, void, struct st_context *st)
-ST_PUBLIC(st_copy_context_state, void, struct st_context *dst, struct st_context *src, uint mask)
-ST_PUBLIC(st_create_framebuffer, struct st_framebuffer *, const __GLcontextModes *visual, enum pipe_format colorFormat, enum pipe_format depthFormat, enum pipe_format stencilFormat, uint width, uint height, void *privateData)
-ST_PUBLIC(st_resize_framebuffer, void, struct st_framebuffer *stfb, uint width, uint height)
-ST_PUBLIC(st_set_framebuffer_surface, void, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface *surf)
-ST_PUBLIC(st_get_framebuffer_dimensions, void, struct st_framebuffer *stfb, uint *width, uint *height)
-ST_PUBLIC(st_get_framebuffer_surface, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface **surface)
-ST_PUBLIC(st_get_framebuffer_texture, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_texture **texture)
-ST_PUBLIC(st_framebuffer_private, void *, struct st_framebuffer *stfb)
-ST_PUBLIC(st_unreference_framebuffer, void, struct st_framebuffer *stfb)
-ST_PUBLIC(st_make_current, GLboolean, struct st_context *st, struct st_framebuffer *draw, struct st_framebuffer *read, void *winsys_drawable_handle)
-ST_PUBLIC(st_get_current, struct st_context *, void)
-ST_PUBLIC(st_flush, void, struct st_context *st, uint pipeFlushFlags, struct pipe_fence_handle **fence)
-ST_PUBLIC(st_finish, void, struct st_context *st)
-ST_PUBLIC(st_notify_swapbuffers, void, struct st_framebuffer *stfb)
-ST_PUBLIC(st_bind_texture_surface, int, struct pipe_surface *ps, int target, int level, enum pipe_format format)
-ST_PUBLIC(st_unbind_texture_surface, int, struct pipe_surface *ps, int target, int level)
-ST_PUBLIC(st_get_proc_address, st_proc, const char *procname)
-#undef ST_PUBLIC
diff --git a/src/gallium/state_trackers/es/Makefile b/src/gallium/state_trackers/es/Makefile
index b036551271..e33685d247 100644
--- a/src/gallium/state_trackers/es/Makefile
+++ b/src/gallium/state_trackers/es/Makefile
@@ -38,6 +38,7 @@ SYS_LIBS = -lm -pthread
INCLUDE_DIRS = \
+ -I$(TOP)/src/mesa \
-I$(TOP)/src/gallium/include
.c.o:
diff --git a/src/gallium/state_trackers/es/st_es1.c b/src/gallium/state_trackers/es/st_es1.c
index 25bc53b21e..4e89e06b34 100644
--- a/src/gallium/state_trackers/es/st_es1.c
+++ b/src/gallium/state_trackers/es/st_es1.c
@@ -1,3 +1,8 @@
-#include "pipe/p_compiler.h"
+#include "state_tracker/st_manager.h"
PUBLIC const int st_api_OpenGL_ES1 = 1;
+
+PUBLIC const struct st_module st_module_OpenGL_ES1 = {
+ .api = ST_API_OPENGL_ES1,
+ .create_api = st_manager_create_api
+};
diff --git a/src/gallium/state_trackers/es/st_es2.c b/src/gallium/state_trackers/es/st_es2.c
index 171ea62b97..82e88b176a 100644
--- a/src/gallium/state_trackers/es/st_es2.c
+++ b/src/gallium/state_trackers/es/st_es2.c
@@ -1,3 +1,8 @@
-#include "pipe/p_compiler.h"
+#include "state_tracker/st_manager.h"
PUBLIC const int st_api_OpenGL_ES2 = 1;
+
+PUBLIC const struct st_module st_module_OpenGL_ES2 = {
+ .api = ST_API_OPENGL_ES2,
+ .create_api = st_manager_create_api
+};
diff --git a/src/gallium/state_trackers/glx/xlib/Makefile b/src/gallium/state_trackers/glx/xlib/Makefile
index 8c7cc524df..582e72bb46 100644
--- a/src/gallium/state_trackers/glx/xlib/Makefile
+++ b/src/gallium/state_trackers/glx/xlib/Makefile
@@ -12,6 +12,7 @@ C_SOURCES = \
glx_api.c \
glx_getproc.c \
glx_usefont.c \
- xm_api.c
+ xm_api.c \
+ xm_st.c
include ../../../Makefile.template
diff --git a/src/gallium/state_trackers/glx/xlib/SConscript b/src/gallium/state_trackers/glx/xlib/SConscript
index bb20235150..d6c16ad2f5 100644
--- a/src/gallium/state_trackers/glx/xlib/SConscript
+++ b/src/gallium/state_trackers/glx/xlib/SConscript
@@ -20,6 +20,7 @@ if env['platform'] == 'linux' \
'glx_getproc.c',
'glx_usefont.c',
'xm_api.c',
+ 'xm_st.c',
]
)
Export('st_xlib')
diff --git a/src/gallium/state_trackers/glx/xlib/glx_api.c b/src/gallium/state_trackers/glx/xlib/glx_api.c
index 2454585850..4930cd6cd5 100644
--- a/src/gallium/state_trackers/glx/xlib/glx_api.c
+++ b/src/gallium/state_trackers/glx/xlib/glx_api.c
@@ -35,12 +35,9 @@
#include "xm_api.h"
#include "main/context.h"
-#include "main/config.h"
#include "main/macros.h"
#include "main/imports.h"
#include "main/version.h"
-#include "state_tracker/st_context.h"
-#include "state_tracker/st_public.h"
/* This indicates the client-side GLX API and GLX encoder version. */
@@ -1304,7 +1301,7 @@ glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
if (MakeCurrent_PrevContext == src) {
_mesa_Flush();
}
- st_copy_context_state( xm_src->st, xm_dst->st, (GLuint) mask );
+ XMesaCopyContext(xm_src, xm_dst, mask);
}
diff --git a/src/gallium/state_trackers/glx/xlib/xm_api.c b/src/gallium/state_trackers/glx/xlib/xm_api.c
index f4d7133d2f..62a2bfcfa0 100644
--- a/src/gallium/state_trackers/glx/xlib/xm_api.c
+++ b/src/gallium/state_trackers/glx/xlib/xm_api.c
@@ -54,11 +54,9 @@
#endif
#include "xm_api.h"
-#include "main/context.h"
-#include "main/framebuffer.h"
+#include "xm_st.h"
-#include "state_tracker/st_public.h"
-#include "state_tracker/st_context.h"
+#include "main/context.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "pipe/p_context.h"
@@ -72,19 +70,56 @@
* global.
*/
static struct xm_driver driver;
+static struct st_api *stapi;
void xmesa_set_driver( const struct xm_driver *templ )
{
driver = *templ;
+ stapi = driver.create_st_api();
}
-/**
- * Global X driver lock
- */
-pipe_mutex _xmesa_lock;
+static XMesaDisplay
+xmesa_init_display( Display *display )
+{
+ pipe_static_mutex(init_mutex);
+ static struct xmesa_display xm_display;
+ XMesaDisplay xmdpy;
+
+ pipe_mutex_lock(init_mutex);
+
+ /* TODO support for multiple displays */
+ xmdpy = &xm_display;
+
+ if (!xmdpy->display && display) {
+ xmdpy->display = display;
+ xmdpy->screen = driver.create_pipe_screen(display);
+ xmdpy->smapi = CALLOC_STRUCT(st_manager);
+ if (xmdpy->smapi)
+ xmdpy->smapi->screen = xmdpy->screen;
+
+ if (xmdpy->screen && xmdpy->smapi) {
+ pipe_mutex_init(xmdpy->mutex);
+ }
+ else {
+ if (xmdpy->screen) {
+ xmdpy->screen->destroy(xmdpy->screen);
+ xmdpy->screen = NULL;
+ }
+ if (xmdpy->smapi) {
+ FREE(xmdpy->smapi);
+ xmdpy->smapi = NULL;
+ }
-static struct pipe_screen *screen = NULL;
+ xmdpy->display = NULL;
+ }
+ }
+ if (!xmdpy->display || xmdpy->display != display)
+ xmdpy = NULL;
+ pipe_mutex_unlock(init_mutex);
+
+ return xmdpy;
+}
/**********************************************************************/
/***** X Utility Functions *****/
@@ -194,12 +229,13 @@ void
xmesa_get_window_size(Display *dpy, XMesaBuffer b,
GLuint *width, GLuint *height)
{
+ XMesaDisplay xmdpy = xmesa_init_display(dpy);
Status stat;
- pipe_mutex_lock(_xmesa_lock);
+ pipe_mutex_lock(xmdpy->mutex);
XSync(b->xm_visual->display, 0); /* added for Chromium */
stat = get_drawable_size(dpy, b->ws.drawable, width, height);
- pipe_mutex_unlock(_xmesa_lock);
+ pipe_mutex_unlock(xmdpy->mutex);
if (!stat) {
/* probably querying a window that's recently been destroyed */
@@ -273,49 +309,43 @@ choose_pixel_format(XMesaVisual v)
return 0;
}
-
-
/**
- * Query the default gallium screen for a Z/Stencil format that
- * at least matches the given depthBits and stencilBits.
+ * Choose a depth/stencil format that is "better" than the given depth and
+ * stencil sizes.
*/
-static void
-xmesa_choose_z_stencil_format(int depthBits, int stencilBits,
- enum pipe_format *depthFormat,
- enum pipe_format *stencilFormat)
+static enum pipe_format
+choose_depth_stencil_format(XMesaDisplay xmdpy, int depth, int stencil)
{
const enum pipe_texture_target target = PIPE_TEXTURE_2D;
const unsigned tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
const unsigned geom_flags = (PIPE_TEXTURE_GEOM_NON_SQUARE |
PIPE_TEXTURE_GEOM_NON_POWER_OF_TWO);
- static enum pipe_format formats[] = {
- PIPE_FORMAT_S8Z24_UNORM,
- PIPE_FORMAT_Z24S8_UNORM,
- PIPE_FORMAT_Z16_UNORM,
- PIPE_FORMAT_Z32_UNORM
- };
- int i;
+ enum pipe_format formats[8], fmt;
+ int count, i;
- assert(screen);
+ count = 0;
+ if (depth <= 24 && stencil <= 8) {
+ formats[count++] = PIPE_FORMAT_S8Z24_UNORM;
+ formats[count++] = PIPE_FORMAT_Z24S8_UNORM;
+ }
- *depthFormat = *stencilFormat = PIPE_FORMAT_NONE;
+ if (!stencil) {
+ if (depth <= 16)
+ formats[count++] = PIPE_FORMAT_Z16_UNORM;
+ if (depth <= 32)
+ formats[count++] = PIPE_FORMAT_Z32_UNORM;
+ }
- /* search for supported format */
- for (i = 0; i < Elements(formats); i++) {
- if (screen->is_format_supported(screen, formats[i],
+ fmt = PIPE_FORMAT_NONE;
+ for (i = 0; i < count; i++) {
+ if (xmdpy->screen->is_format_supported(xmdpy->screen, formats[i],
target, tex_usage, geom_flags)) {
- *depthFormat = formats[i];
+ fmt = formats[i];
break;
}
}
- if (stencilBits) {
- *stencilFormat = *depthFormat;
- }
-
- /* XXX we should check that he chosen format has at least as many bits
- * as what was requested.
- */
+ return fmt;
}
@@ -324,7 +354,7 @@ xmesa_choose_z_stencil_format(int depthBits, int stencilBits,
/***** Linked list of XMesaBuffers *****/
/**********************************************************************/
-XMesaBuffer XMesaBufferList = NULL;
+static XMesaBuffer XMesaBufferList = NULL;
/**
@@ -342,13 +372,15 @@ static XMesaBuffer
create_xmesa_buffer(Drawable d, BufferType type,
XMesaVisual vis, Colormap cmap)
{
+ XMesaDisplay xmdpy = xmesa_init_display(vis->display);
XMesaBuffer b;
- GLframebuffer *fb;
- enum pipe_format colorFormat, depthFormat, stencilFormat;
uint width, height;
ASSERT(type == WINDOW || type == PIXMAP || type == PBUFFER);
+ if (!xmdpy)
+ return NULL;
+
b = (XMesaBuffer) CALLOC_STRUCT(xmesa_buffer);
if (!b)
return NULL;
@@ -361,24 +393,12 @@ create_xmesa_buffer(Drawable d, BufferType type,
b->type = type;
b->cmap = cmap;
- /* determine PIPE_FORMATs for buffers */
- colorFormat = choose_pixel_format(vis);
-
- xmesa_choose_z_stencil_format(vis->mesa_visual.depthBits,
- vis->mesa_visual.stencilBits,
- &depthFormat, &stencilFormat);
-
-
get_drawable_size(vis->display, d, &width, &height);
/*
* Create framebuffer, but we'll plug in our own renderbuffers below.
*/
- b->stfb = st_create_framebuffer(&vis->mesa_visual,
- colorFormat, depthFormat, stencilFormat,
- width, height,
- (void *) b);
- fb = &b->stfb->Base;
+ b->stfb = xmesa_create_st_framebuffer(xmdpy, b);
/* GLX_EXT_texture_from_pixmap */
b->TextureTarget = 0;
@@ -422,24 +442,21 @@ xmesa_free_buffer(XMesaBuffer buffer)
for (b = XMesaBufferList; b; b = b->Next) {
if (b == buffer) {
- struct gl_framebuffer *fb = &buffer->stfb->Base;
-
/* unlink buffer from list */
if (prev)
prev->Next = buffer->Next;
else
XMesaBufferList = buffer->Next;
- /* mark as delete pending */
- fb->DeletePending = GL_TRUE;
-
/* Since the X window for the XMesaBuffer is going away, we don't
* want to dereference this pointer in the future.
*/
b->ws.drawable = 0;
- /* Unreference. If count = zero we'll really delete the buffer */
- _mesa_reference_framebuffer(&fb, NULL);
+ /* XXX we should move the buffer to a delete-pending list and destroy
+ * the buffer until it is no longer current.
+ */
+ xmesa_destroy_st_framebuffer(buffer->stfb);
free(buffer);
@@ -596,10 +613,12 @@ XMesaVisual XMesaCreateVisual( Display *display,
GLint level,
GLint visualCaveat )
{
+ XMesaDisplay xmdpy = xmesa_init_display(display);
XMesaVisual v;
GLint red_bits, green_bits, blue_bits, alpha_bits;
- xmesa_init( display );
+ if (!xmdpy)
+ return NULL;
/* For debugging only */
if (_mesa_getenv("MESA_XSYNC")) {
@@ -681,6 +700,26 @@ XMesaVisual XMesaCreateVisual( Display *display,
accum_blue_size, accum_alpha_size,
0 );
+ v->stvis.buffer_mask = ST_ATTACHMENT_FRONT_LEFT_MASK;
+ if (db_flag)
+ v->stvis.buffer_mask |= ST_ATTACHMENT_BACK_LEFT_MASK;
+ if (stereo_flag) {
+ v->stvis.buffer_mask |= ST_ATTACHMENT_FRONT_RIGHT_MASK;
+ if (db_flag)
+ v->stvis.buffer_mask |= ST_ATTACHMENT_BACK_RIGHT_MASK;
+ }
+
+ v->stvis.color_format = choose_pixel_format(v);
+ v->stvis.depth_stencil_format =
+ choose_depth_stencil_format(xmdpy, depth_size, stencil_size);
+
+ v->stvis.accum_format = (accum_red_size +
+ accum_green_size + accum_blue_size + accum_alpha_size) ?
+ PIPE_FORMAT_R16G16B16A16_SNORM : PIPE_FORMAT_NONE;
+
+ v->stvis.samples = num_samples;
+ v->stvis.render_buffer = ST_ATTACHMENT_INVALID;
+
/* XXX minor hack */
v->mesa_visual.level = level;
return v;
@@ -696,17 +735,12 @@ void XMesaDestroyVisual( XMesaVisual v )
/**
- * Do one-time initializations.
+ * Do per-display initializations.
*/
void
xmesa_init( Display *display )
{
- static GLboolean firstTime = GL_TRUE;
- if (firstTime) {
- pipe_mutex_init(_xmesa_lock);
- screen = driver.create_pipe_screen( display );
- firstTime = GL_FALSE;
- }
+ xmesa_init_display(display);
}
@@ -720,51 +754,33 @@ xmesa_init( Display *display )
PUBLIC
XMesaContext XMesaCreateContext( XMesaVisual v, XMesaContext share_list )
{
- struct pipe_context *pipe = NULL;
+ XMesaDisplay xmdpy = xmesa_init_display(v->display);
XMesaContext c;
- GLcontext *mesaCtx;
- uint pf;
- xmesa_init( v->display );
+ if (!xmdpy)
+ return NULL;
/* Note: the XMesaContext contains a Mesa GLcontext struct (inheritance) */
c = (XMesaContext) CALLOC_STRUCT(xmesa_context);
if (!c)
return NULL;
- pf = choose_pixel_format(v);
- assert(pf);
-
c->xm_visual = v;
c->xm_buffer = NULL; /* set later by XMesaMakeCurrent */
c->xm_read_buffer = NULL;
- if (screen == NULL)
- goto fail;
-
- /* Trace screen knows how to properly wrap context creation in the
- * wrapped screen, so nothing special to do here:
- */
- pipe = screen->context_create(screen, (void *) c);
- if (pipe == NULL)
- goto fail;
-
- c->st = st_create_context(pipe,
- &v->mesa_visual,
- share_list ? share_list->st : NULL);
+ c->st = stapi->create_context(stapi, xmdpy->smapi,
+ &v->stvis, (share_list) ? share_list->st : NULL);
if (c->st == NULL)
goto fail;
- mesaCtx = c->st->ctx;
- c->st->ctx->DriverCtx = c;
+ c->st->st_manager_private = (void *) c;
return c;
fail:
if (c->st)
- st_destroy_context(c->st);
- else if (pipe)
- pipe->destroy(pipe);
+ c->st->destroy(c->st);
free(c);
return NULL;
@@ -775,7 +791,7 @@ fail:
PUBLIC
void XMesaDestroyContext( XMesaContext c )
{
- st_destroy_context(c->st);
+ c->st->destroy(c->st);
/* FIXME: We should destroy the screen here, but if we do so, surfaces may
* outlive it, causing segfaults
@@ -881,7 +897,6 @@ XMesaCreatePixmapTextureBuffer(XMesaVisual v, Pixmap p,
{
GET_CURRENT_CONTEXT(ctx);
XMesaBuffer b;
- GLuint width, height;
assert(v);
@@ -889,19 +904,18 @@ XMesaCreatePixmapTextureBuffer(XMesaVisual v, Pixmap p,
if (!b)
return NULL;
- /* get pixmap size, update framebuffer/renderbuffer dims */
- xmesa_get_window_size(v->display, b, &width, &height);
- _mesa_resize_framebuffer(NULL, &(b->stfb->Base), width, height);
+ /* get pixmap size */
+ xmesa_get_window_size(v->display, b, &b->width, &b->height);
if (target == 0) {
/* examine dims */
if (ctx->Extensions.ARB_texture_non_power_of_two) {
target = GLX_TEXTURE_2D_EXT;
}
- else if ( _mesa_bitcount(width) == 1
- && _mesa_bitcount(height) == 1) {
+ else if ( _mesa_bitcount(b->width) == 1
+ && _mesa_bitcount(b->height) == 1) {
/* power of two size */
- if (height == 1) {
+ if (b->height == 1) {
target = GLX_TEXTURE_1D_EXT;
}
else {
@@ -974,23 +988,20 @@ XMesaDestroyBuffer(XMesaBuffer b)
/**
- * Query the current window size and update the corresponding GLframebuffer
- * and all attached renderbuffers.
- * Called when:
- * 1. the first time a buffer is bound to a context.
- * 2. SwapBuffers. XXX probabaly from xm_flush_frontbuffer() too...
- * Note: it's possible (and legal) for xmctx to be NULL. That can happen
- * when resizing a buffer when no rendering context is bound.
+ * Query the current drawable size and notify the binding context.
*/
void
-xmesa_check_and_update_buffer_size(XMesaContext xmctx, XMesaBuffer drawBuffer)
+xmesa_check_buffer_size(XMesaBuffer b)
{
- GLuint width, height;
- xmesa_get_window_size(drawBuffer->xm_visual->display, drawBuffer, &width, &height);
- st_resize_framebuffer(drawBuffer->stfb, width, height);
-}
+ XMesaContext xmctx = XMesaGetCurrentContext();
+ if (b->type == PBUFFER)
+ return;
+ xmesa_get_window_size(b->xm_visual->display, b, &b->width, &b->height);
+ if (xmctx && xmctx->xm_buffer == b)
+ xmctx->st->notify_invalid_framebuffer(xmctx->st, b->stfb);
+}
/*
@@ -1017,22 +1028,21 @@ GLboolean XMesaMakeCurrent2( XMesaContext c, XMesaBuffer drawBuffer,
c->xm_read_buffer == readBuffer)
return GL_TRUE;
+ xmesa_check_buffer_size(drawBuffer);
+ if (readBuffer != drawBuffer)
+ xmesa_check_buffer_size(readBuffer);
+
c->xm_buffer = drawBuffer;
c->xm_read_buffer = readBuffer;
- st_make_current(c->st, drawBuffer->stfb, readBuffer->stfb,
- &drawBuffer->ws);
-
- xmesa_check_and_update_buffer_size(c, drawBuffer);
- if (readBuffer != drawBuffer)
- xmesa_check_and_update_buffer_size(c, readBuffer);
+ stapi->make_current(stapi, c->st, drawBuffer->stfb, readBuffer->stfb);
/* Solution to Stephane Rehel's problem with glXReleaseBuffersMESA(): */
drawBuffer->wasCurrent = GL_TRUE;
}
else {
/* Detach */
- st_make_current( NULL, NULL, NULL, NULL );
+ stapi->make_current(stapi, NULL, NULL, NULL);
}
return GL_TRUE;
@@ -1051,14 +1061,8 @@ GLboolean XMesaUnbindContext( XMesaContext c )
XMesaContext XMesaGetCurrentContext( void )
{
- GET_CURRENT_CONTEXT(ctx);
- if (ctx) {
- XMesaContext xmesa = xmesa_context(ctx);
- return xmesa;
- }
- else {
- return 0;
- }
+ struct st_context_iface *st = stapi->get_current(stapi);
+ return (XMesaContext) (st) ? st->st_manager_private : NULL;
}
@@ -1070,17 +1074,17 @@ XMesaContext XMesaGetCurrentContext( void )
PUBLIC
void XMesaSwapBuffers( XMesaBuffer b )
{
- struct pipe_surface *frontLeftSurf;
-
- st_swapbuffers(b->stfb, &frontLeftSurf, NULL);
-
- if (frontLeftSurf) {
- screen->flush_frontbuffer( screen,
- frontLeftSurf,
- &b->ws );
+ XMesaContext xmctx = XMesaGetCurrentContext();
+
+ if (xmctx && xmctx->xm_buffer == b) {
+ xmctx->st->flush( xmctx->st,
+ PIPE_FLUSH_RENDER_CACHE |
+ PIPE_FLUSH_SWAPBUFFERS |
+ PIPE_FLUSH_FRAME,
+ NULL);
}
- xmesa_check_and_update_buffer_size(NULL, b);
+ xmesa_swap_st_framebuffer(b->stfb);
}
@@ -1090,21 +1094,9 @@ void XMesaSwapBuffers( XMesaBuffer b )
*/
void XMesaCopySubBuffer( XMesaBuffer b, int x, int y, int width, int height )
{
- struct pipe_surface *surf_front;
- struct pipe_surface *surf_back;
- struct pipe_context *pipe = NULL; /* XXX fix */
-
- st_get_framebuffer_surface(b->stfb, ST_SURFACE_FRONT_LEFT, &surf_front);
- st_get_framebuffer_surface(b->stfb, ST_SURFACE_BACK_LEFT, &surf_back);
-
- if (!surf_front || !surf_back)
- return;
-
- assert(pipe);
- pipe->surface_copy(pipe,
- surf_front, x, y, /* dest */
- surf_back, x, y, /* src */
- width, height);
+ xmesa_copy_st_framebuffer(b->stfb,
+ ST_ATTACHMENT_BACK_LEFT, ST_ATTACHMENT_FRONT_LEFT,
+ x, y, width, height);
}
@@ -1112,7 +1104,14 @@ void XMesaCopySubBuffer( XMesaBuffer b, int x, int y, int width, int height )
void XMesaFlush( XMesaContext c )
{
if (c && c->xm_visual->display) {
- st_finish(c->st);
+ XMesaDisplay xmdpy = xmesa_init_display(c->xm_visual->display);
+ struct pipe_fence_handle *fence = NULL;
+
+ c->st->flush(c->st, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, &fence);
+ if (fence) {
+ xmdpy->screen->fence_finish(xmdpy->screen, fence, 0);
+ xmdpy->screen->fence_reference(xmdpy->screen, &fence, NULL);
+ }
XSync( c->xm_visual->display, False );
}
}
@@ -1186,3 +1185,10 @@ XMesaReleaseTexImage(Display *dpy, XMesaBuffer drawable, int buffer)
{
}
+
+void
+XMesaCopyContext(XMesaContext src, XMesaContext dst, unsigned long mask)
+{
+ if (dst->st->copy)
+ dst->st->copy(dst->st, src->st, mask);
+}
diff --git a/src/gallium/state_trackers/glx/xlib/xm_api.h b/src/gallium/state_trackers/glx/xlib/xm_api.h
index de47064b41..4f2c8a6e6a 100644
--- a/src/gallium/state_trackers/glx/xlib/xm_api.h
+++ b/src/gallium/state_trackers/glx/xlib/xm_api.h
@@ -58,8 +58,7 @@ and create a window, you must do the following to use the X/Mesa interface:
#include "main/mtypes.h"
-#include "state_tracker/st_context.h"
-#include "state_tracker/st_public.h"
+#include "state_tracker/st_api.h"
#include "os/os_thread.h"
#include "state_tracker/xlib_sw_winsys.h"
@@ -68,11 +67,22 @@ and create a window, you must do the following to use the X/Mesa interface:
# include <X11/Xlibint.h>
# include <X11/Xutil.h>
+typedef struct xmesa_display *XMesaDisplay;
typedef struct xmesa_buffer *XMesaBuffer;
typedef struct xmesa_context *XMesaContext;
typedef struct xmesa_visual *XMesaVisual;
+struct xmesa_display {
+ pipe_mutex mutex;
+
+ Display *display;
+ struct pipe_screen *screen;
+ struct st_manager *smapi;
+
+ struct pipe_context *pipe;
+};
+
/*
* Create a new X/Mesa visual.
@@ -258,16 +268,13 @@ XMesaCreatePixmapTextureBuffer(XMesaVisual v, Pixmap p,
int format, int target, int mipmap);
+extern void
+XMesaCopyContext(XMesaContext src, XMesaContext dst, unsigned long mask);
/***********************************************************************
*/
-extern pipe_mutex _xmesa_lock;
-
-extern struct xmesa_buffer *XMesaBufferList;
-
-
/**
* Visual inforation, derived from GLvisual.
* Basically corresponds to an XVisualInfo.
@@ -280,6 +287,8 @@ struct xmesa_visual {
GLint BitsPerPixel; /* True bits per pixel for XImages */
GLboolean ximage_flag; /* Use XImage for back buffer (not pixmap)? */
+
+ struct st_visual stvis;
};
@@ -288,7 +297,7 @@ struct xmesa_visual {
* Basically corresponds to a GLXContext.
*/
struct xmesa_context {
- struct st_context *st;
+ struct st_context_iface *st;
XMesaVisual xm_visual; /** pixel format info */
XMesaBuffer xm_buffer; /** current drawbuffer */
XMesaBuffer xm_read_buffer; /** current readbuffer */
@@ -311,7 +320,7 @@ typedef enum {
* Basically corresponds to a GLXDrawable.
*/
struct xmesa_buffer {
- struct st_framebuffer *stfb;
+ struct st_framebuffer_iface *stfb;
struct xlib_drawable ws;
GLboolean wasCurrent; /* was ever the current buffer? */
@@ -335,33 +344,15 @@ struct xmesa_buffer {
GLint TextureMipmap; /** 0 or 1 */
struct xmesa_buffer *Next; /* Linked list pointer: */
-};
-
-
-
-/** cast wrapper */
-static INLINE XMesaContext
-xmesa_context(GLcontext *ctx)
-{
- return (XMesaContext) ctx->DriverCtx;
-}
+ unsigned width, height;
+};
-/** cast wrapper */
-static INLINE XMesaBuffer
-xmesa_buffer(GLframebuffer *fb)
-{
- struct st_framebuffer *stfb = (struct st_framebuffer *) fb;
- return (XMesaBuffer) st_framebuffer_private(stfb);
-}
extern void
xmesa_init(Display *dpy);
-extern void
-xmesa_delete_framebuffer(struct gl_framebuffer *fb);
-
extern XMesaBuffer
xmesa_find_buffer(Display *dpy, Colormap cmap, XMesaBuffer notThis);
@@ -370,7 +361,7 @@ xmesa_get_window_size(Display *dpy, XMesaBuffer b,
GLuint *width, GLuint *height);
extern void
-xmesa_check_and_update_buffer_size(XMesaContext xmctx, XMesaBuffer drawBuffer);
+xmesa_check_buffer_size(XMesaBuffer b);
extern void
xmesa_destroy_buffers_on_display(Display *dpy);
@@ -378,13 +369,13 @@ xmesa_destroy_buffers_on_display(Display *dpy);
static INLINE GLuint
xmesa_buffer_width(XMesaBuffer b)
{
- return b->stfb->Base.Width;
+ return b->width;
}
static INLINE GLuint
xmesa_buffer_height(XMesaBuffer b)
{
- return b->stfb->Base.Height;
+ return b->height;
}
diff --git a/src/gallium/state_trackers/glx/xlib/xm_public.h b/src/gallium/state_trackers/glx/xlib/xm_public.h
index ac6a8ffb27..950eb21521 100644
--- a/src/gallium/state_trackers/glx/xlib/xm_public.h
+++ b/src/gallium/state_trackers/glx/xlib/xm_public.h
@@ -26,19 +26,23 @@
*
**************************************************************************/
-#ifndef XM_WINSYS_H
-#define XM_WINSYS_H
+#ifndef XM_PUBLIC_H
+#define XM_PUBLIC_H
-struct xm_driver;
+#include <X11/Xlib.h>
+
+struct pipe_screen;
+struct st_api;
/* This is the driver interface required by the glx/xlib state tracker.
*/
struct xm_driver {
struct pipe_screen *(*create_pipe_screen)( Display *display );
+ struct st_api *(*create_st_api)( void );
};
extern void
xmesa_set_driver( const struct xm_driver *driver );
-#endif
+#endif /* XM_PUBLIC_H */
diff --git a/src/gallium/state_trackers/glx/xlib/xm_st.c b/src/gallium/state_trackers/glx/xlib/xm_st.c
new file mode 100644
index 0000000000..b6ed7e8e1e
--- /dev/null
+++ b/src/gallium/state_trackers/glx/xlib/xm_st.c
@@ -0,0 +1,332 @@
+/*
+ * 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
+ * BRIAN PAUL 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_inlines.h"
+
+#include "xm_api.h"
+#include "xm_st.h"
+
+struct xmesa_st_framebuffer {
+ XMesaDisplay display;
+ XMesaBuffer buffer;
+ struct pipe_screen *screen;
+
+ struct st_visual stvis;
+
+ unsigned texture_width, texture_height, texture_mask;
+ struct pipe_texture *textures[ST_ATTACHMENT_COUNT];
+
+ struct pipe_surface *display_surface;
+};
+
+static INLINE struct xmesa_st_framebuffer *
+xmesa_st_framebuffer(struct st_framebuffer_iface *stfbi)
+{
+ return (struct xmesa_st_framebuffer *) stfbi->st_manager_private;
+}
+
+/**
+ * Display an attachment to the xlib_drawable of the framebuffer.
+ */
+static boolean
+xmesa_st_framebuffer_display(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type statt)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ struct pipe_texture *ptex = xstfb->textures[statt];
+ struct pipe_surface *psurf;
+
+ if (!ptex)
+ return TRUE;
+
+ psurf = xstfb->display_surface;
+ /* (re)allocate the surface for the texture to be displayed */
+ if (!psurf || psurf->texture != ptex) {
+ pipe_surface_reference(&xstfb->display_surface, NULL);
+
+ psurf = xstfb->screen->get_tex_surface(xstfb->screen,
+ ptex, 0, 0, 0, PIPE_BUFFER_USAGE_CPU_READ);
+ if (!psurf)
+ return FALSE;
+
+ xstfb->display_surface = psurf;
+ }
+
+ xstfb->screen->flush_frontbuffer(xstfb->screen, psurf, &xstfb->buffer->ws);
+
+ return TRUE;
+}
+
+/**
+ * Copy the contents between the attachments.
+ */
+static void
+xmesa_st_framebuffer_copy_textures(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type src_statt,
+ enum st_attachment_type dst_statt,
+ unsigned x, unsigned y,
+ unsigned width, unsigned height)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ struct pipe_texture *src_ptex = xstfb->textures[src_statt];
+ struct pipe_texture *dst_ptex = xstfb->textures[dst_statt];
+ struct pipe_surface *src, *dst;
+ struct pipe_context *pipe;
+
+ if (!src_ptex || !dst_ptex)
+ return;
+
+ pipe = xstfb->display->pipe;
+ if (!pipe) {
+ pipe = xstfb->screen->context_create(xstfb->screen, NULL);
+ if (!pipe)
+ return;
+ xstfb->display->pipe = pipe;
+ }
+
+ src = xstfb->screen->get_tex_surface(xstfb->screen,
+ src_ptex, 0, 0, 0, PIPE_BUFFER_USAGE_GPU_READ);
+ dst = xstfb->screen->get_tex_surface(xstfb->screen,
+ dst_ptex, 0, 0, 0, PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ if (src && dst)
+ pipe->surface_copy(pipe, dst, x, y, src, x, y, width, height);
+
+ pipe_surface_reference(&src, NULL);
+ pipe_surface_reference(&dst, NULL);
+}
+
+/**
+ * Remove outdated textures and create the requested ones.
+ */
+static void
+xmesa_st_framebuffer_validate_textures(struct st_framebuffer_iface *stfbi,
+ unsigned width, unsigned height,
+ unsigned mask)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ struct pipe_texture templ;
+ unsigned i;
+
+ /* remove outdated textures */
+ if (xstfb->texture_width != width || xstfb->texture_height != height) {
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++)
+ pipe_texture_reference(&xstfb->textures[i], NULL);
+ }
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.width0 = width;
+ templ.height0 = height;
+ templ.depth0 = 1;
+ templ.last_level = 0;
+
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++) {
+ enum pipe_format format;
+ unsigned tex_usage;
+
+ /* the texture already exists or not requested */
+ if (xstfb->textures[i] || !(mask & (1 << i))) {
+ /* remember the texture */
+ if (xstfb->textures[i])
+ mask |= (1 << i);
+ continue;
+ }
+
+ switch (i) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ case ST_ATTACHMENT_BACK_LEFT:
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ case ST_ATTACHMENT_BACK_RIGHT:
+ format = xstfb->stvis.color_format;
+ tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+ PIPE_TEXTURE_USAGE_RENDER_TARGET;
+ break;
+ case ST_ATTACHMENT_DEPTH_STENCIL:
+ format = xstfb->stvis.depth_stencil_format;
+ tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ break;
+ default:
+ format = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ if (format != PIPE_FORMAT_NONE) {
+ templ.format = format;
+ templ.tex_usage = tex_usage;
+
+ xstfb->textures[i] =
+ xstfb->screen->texture_create(xstfb->screen, &templ);
+ }
+ }
+
+ xstfb->texture_width = width;
+ xstfb->texture_height = height;
+ xstfb->texture_mask = mask;
+}
+
+static boolean
+xmesa_st_framebuffer_validate(struct st_framebuffer_iface *stfbi,
+ const enum st_attachment_type *statts,
+ unsigned count,
+ struct pipe_texture **out)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ unsigned statt_mask, new_mask, i;
+ boolean resized;
+
+ statt_mask = 0x0;
+ for (i = 0; i < count; i++)
+ statt_mask |= 1 << statts[i];
+ /* record newly allocated textures */
+ new_mask = statt_mask & ~xstfb->texture_mask;
+
+ resized = (xstfb->buffer->width != xstfb->texture_width ||
+ xstfb->buffer->height != xstfb->texture_height);
+
+ /* revalidate textures */
+ if (resized || new_mask) {
+ xmesa_st_framebuffer_validate_textures(stfbi,
+ xstfb->buffer->width, xstfb->buffer->height, statt_mask);
+
+ if (!resized) {
+ enum st_attachment_type back, front;
+
+ back = ST_ATTACHMENT_BACK_LEFT;
+ front = ST_ATTACHMENT_FRONT_LEFT;
+ /* copy the contents if front is newly allocated and back is not */
+ if ((statt_mask & (1 << back)) &&
+ (new_mask & (1 << front)) &&
+ !(new_mask & (1 << back))) {
+ xmesa_st_framebuffer_copy_textures(stfbi, back, front,
+ 0, 0, xstfb->texture_width, xstfb->texture_height);
+ }
+ }
+ }
+
+ for (i = 0; i < count; i++) {
+ out[i] = NULL;
+ pipe_texture_reference(&out[i], xstfb->textures[statts[i]]);
+ }
+
+ return TRUE;
+}
+
+static boolean
+xmesa_st_framebuffer_flush_front(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type statt)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ boolean ret;
+
+ ret = xmesa_st_framebuffer_display(stfbi, statt);
+ if (ret)
+ xmesa_check_buffer_size(xstfb->buffer);
+
+ return ret;
+}
+
+struct st_framebuffer_iface *
+xmesa_create_st_framebuffer(XMesaDisplay xmdpy, XMesaBuffer b)
+{
+ struct st_framebuffer_iface *stfbi;
+ struct xmesa_st_framebuffer *xstfb;
+
+ assert(xmdpy->display == b->xm_visual->display);
+
+ stfbi = CALLOC_STRUCT(st_framebuffer_iface);
+ xstfb = CALLOC_STRUCT(xmesa_st_framebuffer);
+ if (!stfbi || !xstfb) {
+ if (stfbi)
+ FREE(stfbi);
+ if (xstfb)
+ FREE(xstfb);
+ return NULL;
+ }
+
+ xstfb->display = xmdpy;
+ xstfb->buffer = b;
+ xstfb->screen = xmdpy->screen;
+ xstfb->stvis = b->xm_visual->stvis;
+
+ stfbi->visual = &xstfb->stvis;
+ stfbi->flush_front = xmesa_st_framebuffer_flush_front;
+ stfbi->validate = xmesa_st_framebuffer_validate;
+ stfbi->st_manager_private = (void *) xstfb;
+
+ return stfbi;
+}
+
+void
+xmesa_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ int i;
+
+ pipe_surface_reference(&xstfb->display_surface, NULL);
+
+ for (i = 0; i < ST_ATTACHMENT_COUNT; i++)
+ pipe_texture_reference(&xstfb->textures[i], NULL);
+
+ FREE(xstfb);
+ FREE(stfbi);
+}
+
+void
+xmesa_swap_st_framebuffer(struct st_framebuffer_iface *stfbi)
+{
+ struct xmesa_st_framebuffer *xstfb = xmesa_st_framebuffer(stfbi);
+ boolean ret;
+
+ ret = xmesa_st_framebuffer_display(stfbi, ST_ATTACHMENT_BACK_LEFT);
+ if (ret) {
+ struct pipe_texture **front, **back, *tmp;
+
+ front = &xstfb->textures[ST_ATTACHMENT_FRONT_LEFT];
+ back = &xstfb->textures[ST_ATTACHMENT_BACK_LEFT];
+ /* swap textures only if the front texture has been allocated */
+ if (*front) {
+ tmp = *front;
+ *front = *back;
+ *back = tmp;
+ }
+
+ xmesa_check_buffer_size(xstfb->buffer);
+ }
+}
+
+void
+xmesa_copy_st_framebuffer(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type src,
+ enum st_attachment_type dst,
+ int x, int y, int w, int h)
+{
+ xmesa_st_framebuffer_copy_textures(stfbi, src, dst, x, y, w, h);
+ if (dst == ST_ATTACHMENT_FRONT_LEFT)
+ xmesa_st_framebuffer_display(stfbi, dst);
+}
diff --git a/src/gallium/state_trackers/glx/xlib/xm_st.h b/src/gallium/state_trackers/glx/xlib/xm_st.h
new file mode 100644
index 0000000000..396495c189
--- /dev/null
+++ b/src/gallium/state_trackers/glx/xlib/xm_st.h
@@ -0,0 +1,51 @@
+/*
+ * 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
+ * BRIAN PAUL 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 _XM_ST_H_
+#define _XM_ST_H_
+
+#include "pipe/p_compiler.h"
+#include "state_tracker/st_api.h"
+
+#include "xm_api.h"
+
+struct st_framebuffer_iface *
+xmesa_create_st_framebuffer(XMesaDisplay xmdpy, XMesaBuffer b);
+
+void
+xmesa_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi);
+
+void
+xmesa_swap_st_framebuffer(struct st_framebuffer_iface *stfbi);
+
+void
+xmesa_copy_st_framebuffer(struct st_framebuffer_iface *stfbi,
+ enum st_attachment_type src,
+ enum st_attachment_type dst,
+ int x, int y, int w, int h);
+
+#endif /* _XM_ST_H_ */
diff --git a/src/gallium/state_trackers/vega/Makefile b/src/gallium/state_trackers/vega/Makefile
index 7f04b2aa83..7c315de827 100644
--- a/src/gallium/state_trackers/vega/Makefile
+++ b/src/gallium/state_trackers/vega/Makefile
@@ -25,6 +25,7 @@ VG_SOURCES = \
api_transform.c \
vgu.c \
vg_context.c \
+ vg_manager.c \
vg_state.c \
vg_tracker.c \
vg_translate.c \
diff --git a/src/gallium/state_trackers/vega/api_context.c b/src/gallium/state_trackers/vega/api_context.c
index 47db102dd2..eb2fbe26e7 100644
--- a/src/gallium/state_trackers/vega/api_context.c
+++ b/src/gallium/state_trackers/vega/api_context.c
@@ -26,6 +26,7 @@
#include "VG/openvg.h"
+#include "vg_manager.h"
#include "vg_context.h"
#include "pipe/p_context.h"
@@ -55,6 +56,8 @@ void vgFlush(void)
pipe = ctx->pipe;
pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+
+ vg_manager_flush_frontbuffer(ctx);
}
void vgFinish(void)
diff --git a/src/gallium/state_trackers/vega/api_masks.c b/src/gallium/state_trackers/vega/api_masks.c
index 7eb5ea1f07..2f2d925252 100644
--- a/src/gallium/state_trackers/vega/api_masks.c
+++ b/src/gallium/state_trackers/vega/api_masks.c
@@ -117,10 +117,6 @@ clear_with_quad(struct vg_context *st, float x0, float y0,
x1, y1);
*/
- if (st->pipe->screen && st->pipe->screen->update_buffer)
- st->pipe->screen->update_buffer( st->pipe->screen,
- st->pipe->priv );
-
cso_save_blend(st->cso_context);
cso_save_rasterizer(st->cso_context);
cso_save_fragment_shader(st->cso_context);
diff --git a/src/gallium/state_trackers/vega/vg_context.c b/src/gallium/state_trackers/vega/vg_context.c
index 170391ec03..7769112a31 100644
--- a/src/gallium/state_trackers/vega/vg_context.c
+++ b/src/gallium/state_trackers/vega/vg_context.c
@@ -32,6 +32,7 @@
#include "shader.h"
#include "asm_util.h"
#include "st_inlines.h"
+#include "vg_manager.h"
#include "pipe/p_context.h"
#include "util/u_inlines.h"
@@ -305,6 +306,8 @@ static void update_clip_state(struct vg_context *ctx)
void vg_validate_state(struct vg_context *ctx)
{
+ vg_manager_validate_framebuffer(ctx);
+
if ((ctx->state.dirty & BLEND_DIRTY)) {
struct pipe_blend_state *blend = &ctx->state.g3d.blend;
memset(blend, 0, sizeof(struct pipe_blend_state));
diff --git a/src/gallium/state_trackers/vega/vg_context.h b/src/gallium/state_trackers/vega/vg_context.h
index 804e9e76d7..17c7d2ad1c 100644
--- a/src/gallium/state_trackers/vega/vg_context.h
+++ b/src/gallium/state_trackers/vega/vg_context.h
@@ -33,6 +33,7 @@
#include "pipe/p_state.h"
#include "util/u_pointer.h"
#include "util/u_math.h"
+#include "state_tracker/st_api.h"
#include "cso_cache/cso_hash.h"
#include "cso_cache/cso_context.h"
@@ -58,6 +59,9 @@ struct st_framebuffer {
struct pipe_texture *blend_texture;
+ struct st_framebuffer_iface *iface;
+ enum st_attachment_type strb_att;
+
void *privateData;
};
@@ -84,6 +88,8 @@ enum dirty_state {
struct vg_context
{
+ struct st_context_iface iface;
+
struct pipe_context *pipe;
struct {
@@ -101,6 +107,7 @@ struct vg_context
VGErrorCode _error;
struct st_framebuffer *draw_buffer;
+ int32_t draw_buffer_invalid;
struct cso_hash *owned_objects[VG_OBJECT_LAST];
diff --git a/src/gallium/state_trackers/vega/vg_manager.c b/src/gallium/state_trackers/vega/vg_manager.c
new file mode 100644
index 0000000000..25c2e853f2
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_manager.c
@@ -0,0 +1,373 @@
+/*
+ * 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
+ * BRIAN PAUL 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 "state_tracker/st_api.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+
+#include "vg_manager.h"
+#include "vg_context.h"
+#include "vg_tracker.h" /* for st_resize_framebuffer */
+#include "image.h"
+
+/**
+ * Flush the front buffer if the current context renders to the front buffer.
+ */
+void
+vg_manager_flush_frontbuffer(struct vg_context *ctx)
+{
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+
+ if (!stfb)
+ return;
+
+ /* st_public.h is used */
+ if (!stfb->iface) {
+ struct pipe_screen *screen = ctx->pipe->screen;
+ if (screen->flush_frontbuffer) {
+ screen->flush_frontbuffer(screen,
+ stfb->strb->surface, ctx->pipe->priv);
+ }
+ return;
+ }
+
+ switch (stfb->strb_att) {
+ case ST_ATTACHMENT_FRONT_LEFT:
+ case ST_ATTACHMENT_FRONT_RIGHT:
+ stfb->iface->flush_front(stfb->iface, stfb->strb_att);
+ break;
+ default:
+ break;
+ }
+}
+
+/**
+ * Re-validate the framebuffer.
+ */
+void
+vg_manager_validate_framebuffer(struct vg_context *ctx)
+{
+ struct pipe_screen *screen = ctx->pipe->screen;
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct st_renderbuffer *rb;
+ struct pipe_texture *pt;
+
+ /* no binding surface */
+ if (!stfb)
+ return;
+
+ /* st_public.h is used */
+ if (!stfb->iface) {
+ struct pipe_screen *screen = ctx->pipe->screen;
+ if (screen->update_buffer)
+ screen->update_buffer(screen, ctx->pipe->priv);
+ return;
+ }
+
+ if (!p_atomic_read(&ctx->draw_buffer_invalid))
+ return;
+
+ /* validate the fb */
+ if (!stfb->iface->validate(stfb->iface, &stfb->strb_att, 1, &pt) || !pt)
+ return;
+
+ rb = stfb->strb;
+ if (rb->texture == pt) {
+ pipe_texture_reference(&pt, NULL);
+ return;
+ }
+
+ /* unreference existing ones */
+ pipe_surface_reference(&rb->surface, NULL);
+ pipe_texture_reference(&rb->texture, NULL);
+
+ rb->texture = pt;
+ rb->surface = screen->get_tex_surface(screen, rb->texture, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_READ | PIPE_BUFFER_USAGE_GPU_WRITE);
+
+ rb->width = rb->surface->width;
+ rb->height = rb->surface->height;
+
+ st_resize_framebuffer(stfb, rb->width, rb->height);
+
+ p_atomic_set(&ctx->draw_buffer_invalid, FALSE);
+}
+
+
+static void
+vg_context_notify_invalid_framebuffer(struct st_context_iface *stctxi,
+ struct st_framebuffer_iface *stfbi)
+{
+ struct vg_context *ctx = (struct vg_context *) stctxi;
+ p_atomic_set(&ctx->draw_buffer_invalid, TRUE);
+}
+
+static void
+vg_context_flush(struct st_context_iface *stctxi, unsigned flags,
+ struct pipe_fence_handle **fence)
+{
+ struct vg_context *ctx = (struct vg_context *) stctxi;
+ ctx->pipe->flush(ctx->pipe, flags, fence);
+ if (flags & PIPE_FLUSH_RENDER_CACHE)
+ vg_manager_flush_frontbuffer(ctx);
+}
+
+static void
+vg_context_destroy(struct st_context_iface *stctxi)
+{
+ struct vg_context *ctx = (struct vg_context *) stctxi;
+ vg_destroy_context(ctx);
+}
+
+static struct st_context_iface *
+vg_api_create_context(struct st_api *stapi, struct st_manager *smapi,
+ const struct st_visual *visual,
+ struct st_context_iface *shared_stctxi)
+{
+ struct vg_context *shared_ctx = (struct vg_context *) shared_stctxi;
+ struct vg_context *ctx;
+ struct pipe_context *pipe;
+
+ pipe = smapi->screen->context_create(smapi->screen, NULL);
+ if (!pipe)
+ return NULL;
+ ctx = vg_create_context(pipe, NULL, shared_ctx);
+ if (!ctx) {
+ pipe->destroy(pipe);
+ return NULL;
+ }
+
+ ctx->iface.destroy = vg_context_destroy;
+
+ ctx->iface.notify_invalid_framebuffer =
+ vg_context_notify_invalid_framebuffer;
+ ctx->iface.flush = vg_context_flush;
+
+ ctx->iface.teximage = NULL;
+ ctx->iface.copy = NULL;
+
+ ctx->iface.st_context_private = (void *) smapi;
+
+ return &ctx->iface;
+}
+
+static struct st_renderbuffer *
+create_renderbuffer(enum pipe_format format)
+{
+ struct st_renderbuffer *strb;
+
+ strb = CALLOC_STRUCT(st_renderbuffer);
+ if (strb)
+ strb->format = format;
+
+ return strb;
+}
+
+static void
+destroy_renderbuffer(struct st_renderbuffer *strb)
+{
+ pipe_surface_reference(&strb->surface, NULL);
+ pipe_texture_reference(&strb->texture, NULL);
+ free(strb);
+}
+
+/**
+ * Decide the buffer to render to.
+ */
+static enum st_attachment_type
+choose_attachment(struct st_framebuffer_iface *stfbi)
+{
+ enum st_attachment_type statt;
+
+ statt = stfbi->visual->render_buffer;
+ if (statt != ST_ATTACHMENT_INVALID) {
+ /* use the buffer given by the visual, unless it is unavailable */
+ if (!st_visual_have_buffers(stfbi->visual, 1 << statt)) {
+ switch (statt) {
+ case ST_ATTACHMENT_BACK_LEFT:
+ statt = ST_ATTACHMENT_FRONT_LEFT;
+ break;
+ case ST_ATTACHMENT_BACK_RIGHT:
+ statt = ST_ATTACHMENT_FRONT_RIGHT;
+ break;
+ default:
+ break;
+ }
+
+ if (!st_visual_have_buffers(stfbi->visual, 1 << statt))
+ statt = ST_ATTACHMENT_INVALID;
+ }
+ }
+
+ return statt;
+}
+
+/**
+ * Bind the context to the given framebuffers.
+ */
+static boolean
+vg_context_bind_framebuffers(struct st_context_iface *stctxi,
+ struct st_framebuffer_iface *stdrawi,
+ struct st_framebuffer_iface *streadi)
+{
+ struct vg_context *ctx = (struct vg_context *) stctxi;
+ struct st_framebuffer *stfb;
+ enum st_attachment_type strb_att;
+
+ /* the draw and read framebuffers must be the same */
+ if (stdrawi != streadi)
+ return FALSE;
+
+ p_atomic_set(&ctx->draw_buffer_invalid, TRUE);
+
+ strb_att = (stdrawi) ? choose_attachment(stdrawi) : ST_ATTACHMENT_INVALID;
+
+ if (ctx->draw_buffer) {
+ stfb = ctx->draw_buffer;
+
+ /* free the existing fb */
+ if (!stdrawi ||
+ stfb->strb_att != strb_att ||
+ stfb->strb->format != stdrawi->visual->color_format ||
+ stfb->dsrb->format != stdrawi->visual->depth_stencil_format) {
+ destroy_renderbuffer(stfb->strb);
+ destroy_renderbuffer(stfb->dsrb);
+ free(stfb);
+
+ ctx->draw_buffer = NULL;
+ }
+ }
+
+ if (!stdrawi)
+ return TRUE;
+
+ if (strb_att == ST_ATTACHMENT_INVALID)
+ return FALSE;
+
+ /* create a new fb */
+ if (!ctx->draw_buffer) {
+ stfb = CALLOC_STRUCT(st_framebuffer);
+ if (!stfb)
+ return FALSE;
+
+ stfb->strb = create_renderbuffer(stdrawi->visual->color_format);
+ if (!stfb->strb) {
+ free(stfb);
+ return FALSE;
+ }
+
+ stfb->dsrb = create_renderbuffer(stdrawi->visual->depth_stencil_format);
+ if (!stfb->dsrb) {
+ free(stfb->strb);
+ free(stfb);
+ return FALSE;
+ }
+
+ stfb->width = 0;
+ stfb->height = 0;
+ stfb->strb_att = strb_att;
+
+ ctx->draw_buffer = stfb;
+ }
+
+ ctx->draw_buffer->iface = stdrawi;
+
+ return TRUE;
+}
+
+static boolean
+vg_api_make_current(struct st_api *stapi, struct st_context_iface *stctxi,
+ struct st_framebuffer_iface *stdrawi,
+ struct st_framebuffer_iface *streadi)
+{
+ struct vg_context *ctx = (struct vg_context *) stctxi;
+
+ if (stctxi)
+ vg_context_bind_framebuffers(stctxi, stdrawi, streadi);
+ vg_set_current_context(ctx);
+
+ return TRUE;
+}
+
+static struct st_context_iface *
+vg_api_get_current(struct st_api *stapi)
+{
+ struct vg_context *ctx = vg_current_context();
+
+ return (ctx) ? &ctx->iface : NULL;
+}
+
+static boolean
+vg_api_is_visual_supported(struct st_api *stapi,
+ const struct st_visual *visual)
+{
+ /* the impl requires a depth/stencil buffer */
+ if (visual->depth_stencil_format == PIPE_FORMAT_NONE)
+ return FALSE;
+
+ return TRUE;
+}
+
+static st_proc_t
+vg_api_get_proc_address(struct st_api *stapi, const char *procname)
+{
+ /* TODO */
+ return (st_proc_t) NULL;
+}
+
+static void
+vg_api_destroy(struct st_api *stapi)
+{
+ free(stapi);
+}
+
+static struct st_api *
+vg_module_create_api(void)
+{
+ struct st_api *stapi;
+
+ stapi = CALLOC_STRUCT(st_api);
+ if (stapi) {
+ stapi->destroy = vg_api_destroy;
+ stapi->get_proc_address = vg_api_get_proc_address;
+ stapi->is_visual_supported = vg_api_is_visual_supported;
+
+ stapi->create_context = vg_api_create_context;
+ stapi->make_current = vg_api_make_current;
+ stapi->get_current = vg_api_get_current;
+ }
+
+ return stapi;
+}
+
+PUBLIC const struct st_module st_module_OpenVG = {
+ .api = ST_API_OPENVG,
+ .create_api = vg_module_create_api,
+};
diff --git a/src/gallium/state_trackers/vega/vg_manager.h b/src/gallium/state_trackers/vega/vg_manager.h
new file mode 100644
index 0000000000..1a276c0f35
--- /dev/null
+++ b/src/gallium/state_trackers/vega/vg_manager.h
@@ -0,0 +1,40 @@
+/*
+ * 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
+ * BRIAN PAUL 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 VG_MANAGER_H
+#define VG_MANAGER_H
+
+#include "state_tracker/st_api.h"
+#include "vg_context.h"
+
+void
+vg_manager_flush_frontbuffer(struct vg_context *ctx);
+
+void
+vg_manager_validate_framebuffer(struct vg_context *ctx);
+
+#endif /* VG_MANAGER_H */