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egl_dri2: Implement EGL_KHR_surfaceless_* extensions

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This commit is contained in:
Kristian Høgsberg
2010-07-27 18:25:54 -04:00
parent b90a3e7d8b
commit efd4a8cffd
1 changed files with 56 additions and 26 deletions
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82
src/egl/drivers/dri2/egl_dri2.c
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@@ -177,9 +177,9 @@ EGLint dri2_to_egl_attribute_map[] = {
EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */
};
static void
static struct dri2_egl_config *
dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
int depth, xcb_visualtype_t *visual)
int depth, EGLint surface_type)
{
struct dri2_egl_config *conf;
struct dri2_egl_display *dri2_dpy;
@@ -192,6 +192,10 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
_eglInitConfig(&base, disp, id);
i = 0;
double_buffer = 0;
bind_to_texture_rgb = 0;
bind_to_texture_rgba = 0;
while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) {
switch (attrib) {
case __DRI_ATTRIB_RENDER_TYPE:
@@ -242,35 +246,27 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
* return in the getBuffer callback to get the behaviour we want. */
if (double_buffer)
return;
return NULL;
if (visual != NULL) {
if (depth != _eglGetConfigKey(&base, EGL_BUFFER_SIZE))
return;
_eglSetConfigKey(&base, EGL_SURFACE_TYPE,
EGL_WINDOW_BIT | EGL_PIXMAP_BIT | EGL_PBUFFER_BIT |
EGL_SWAP_BEHAVIOR_PRESERVED_BIT);
_eglSetConfigKey(&base, EGL_NATIVE_VISUAL_ID, visual->visual_id);
_eglSetConfigKey(&base, EGL_NATIVE_VISUAL_TYPE, visual->_class);
} else {
_eglSetConfigKey(&base, EGL_SURFACE_TYPE,
EGL_PIXMAP_BIT | EGL_PBUFFER_BIT);
}
if (depth > 0 && depth != _eglGetConfigKey(&base, EGL_BUFFER_SIZE))
return NULL;
_eglSetConfigKey(&base, EGL_NATIVE_RENDERABLE, EGL_TRUE);
_eglSetConfigKey(&base, EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb);
if (_eglGetConfigKey(&base, EGL_ALPHA_SIZE) > 0)
_eglSetConfigKey(&base,
EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba);
_eglSetConfigKey(&base, EGL_SURFACE_TYPE, surface_type);
if (surface_type & (EGL_PIXMAP_BIT | EGL_PBUFFER_BIT)) {
_eglSetConfigKey(&base, EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb);
if (_eglGetConfigKey(&base, EGL_ALPHA_SIZE) > 0)
_eglSetConfigKey(&base,
EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba);
}
_eglSetConfigKey(&base, EGL_RENDERABLE_TYPE, disp->ClientAPIsMask);
_eglSetConfigKey(&base, EGL_CONFORMANT, disp->ClientAPIsMask);
if (!_eglValidateConfig(&base, EGL_FALSE)) {
_eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
return;
return NULL;
}
conf = malloc(sizeof *conf);
@@ -279,6 +275,8 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
conf->dri_config = dri_config;
_eglAddConfig(disp, &conf->base);
}
return conf;
}
/**
@@ -613,10 +611,19 @@ dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy,
xcb_depth_iterator_t d;
xcb_visualtype_t *visuals;
int i, j, id;
struct dri2_egl_config *conf;
EGLint surface_type;
s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
d = xcb_screen_allowed_depths_iterator(s.data);
id = 1;
surface_type =
EGL_WINDOW_BIT |
EGL_PIXMAP_BIT |
EGL_PBUFFER_BIT |
EGL_SWAP_BEHAVIOR_PRESERVED_BIT;
while (d.rem > 0) {
EGLBoolean class_added[6] = { 0, };
@@ -626,9 +633,16 @@ dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy,
continue;
class_added[visuals[i]._class] = EGL_TRUE;
for (j = 0; dri2_dpy->driver_configs[j]; j++)
dri2_add_config(disp, dri2_dpy->driver_configs[j],
id++, d.data->depth, &visuals[i]);
for (j = 0; dri2_dpy->driver_configs[j]; j++) {
conf = dri2_add_config(disp, dri2_dpy->driver_configs[j],
id++, d.data->depth, surface_type);
if (conf == NULL)
continue;
_eglSetConfigKey(&conf->base,
EGL_NATIVE_VISUAL_ID, visuals[i].visual_id);
_eglSetConfigKey(&conf->base,
EGL_NATIVE_VISUAL_TYPE, visuals[i]._class);
}
}
xcb_depth_next(&d);
@@ -738,6 +752,12 @@ dri2_create_screen(_EGLDisplay *disp)
if (api_mask & (1 << __DRI_API_GLES2))
disp->ClientAPIsMask |= EGL_OPENGL_ES2_BIT;
if (dri2_dpy->dri2->base.version >= 2) {
disp->Extensions.KHR_surfaceless_gles1 = EGL_TRUE;
disp->Extensions.KHR_surfaceless_gles2 = EGL_TRUE;
disp->Extensions.KHR_surfaceless_opengl = EGL_TRUE;
}
return EGL_TRUE;
cleanup_dri_screen:
@@ -948,6 +968,7 @@ dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp,
EGLint *major, EGLint *minor)
{
struct dri2_egl_display *dri2_dpy;
int i;
dri2_dpy = malloc(sizeof *dri2_dpy);
if (!dri2_dpy)
@@ -970,6 +991,9 @@ dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp,
if (!dri2_create_screen(disp))
goto cleanup_driver;
for (i = 0; dri2_dpy->driver_configs[i]; i++)
dri2_add_config(disp, dri2_dpy->driver_configs[i], i + 1, 0, 0);
disp->Extensions.KHR_image_base = EGL_TRUE;
disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
@@ -1041,6 +1065,7 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_context *dri2_ctx_shared = dri2_egl_context(share_list);
struct dri2_egl_config *dri2_config = dri2_egl_config(conf);
const __DRIconfig *dri_config;
int api;
dri2_ctx = malloc(sizeof *dri2_ctx);
@@ -1074,11 +1099,16 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
return NULL;
}
if (conf != NULL)
dri_config = dri2_config->dri_config;
else
dri_config = NULL;
if (dri2_dpy->dri2->base.version >= 2) {
dri2_ctx->dri_context =
dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
api,
dri2_config->dri_config,
dri_config,
dri2_ctx_shared ?
dri2_ctx_shared->dri_context : NULL,
dri2_ctx);