static gboolean
_cogl_winsys_context_init (CoglContext *context, GError **error)
{
CoglRenderer *renderer = context->display->renderer;
CoglDisplayEGL *egl_display = context->display->winsys;
CoglRendererEGL *egl_renderer = renderer->winsys;
context->winsys = g_new0 (CoglContextEGL, 1);
_COGL_RETURN_VAL_IF_FAIL (egl_display->egl_context, FALSE);
memset (context->winsys_features, 0, sizeof (context->winsys_features));
check_egl_extensions (renderer);
if (!_cogl_context_update_features (context, error))
return FALSE;
if (egl_renderer->private_features & COGL_EGL_WINSYS_FEATURE_SWAP_REGION)
{
COGL_FLAGS_SET (context->winsys_features,
COGL_WINSYS_FEATURE_SWAP_REGION, TRUE);
COGL_FLAGS_SET (context->winsys_features,
COGL_WINSYS_FEATURE_SWAP_REGION_THROTTLE, TRUE);
}
if (egl_renderer->platform_vtable->context_init &&
!egl_renderer->platform_vtable->context_init (context, error))
return FALSE;
return TRUE;
}
static bool
_cg_winsys_device_init(cg_device_t *dev, cg_error_t **error)
{
cg_renderer_t *renderer = dev->display->renderer;
cg_display_egl_t *egl_display = dev->display->winsys;
cg_renderer_egl_t *egl_renderer = renderer->winsys;
dev->winsys = c_new0(cg_device_egl_t, 1);
c_return_val_if_fail(egl_display->egl_context, false);
memset(dev->winsys_features, 0, sizeof(dev->winsys_features));
check_egl_extensions(renderer);
if (!_cg_device_update_features(dev, error))
return false;
if (egl_renderer->private_features & CG_EGL_WINSYS_FEATURE_SWAP_REGION) {
CG_FLAGS_SET(dev->winsys_features, CG_WINSYS_FEATURE_SWAP_REGION,
true);
CG_FLAGS_SET(dev->winsys_features,
CG_WINSYS_FEATURE_SWAP_REGION_THROTTLE,
true);
}
if ((egl_renderer->private_features & CG_EGL_WINSYS_FEATURE_FENCE_SYNC) &&
_cg_has_private_feature(dev, CG_PRIVATE_FEATURE_OES_EGL_SYNC))
CG_FLAGS_SET(dev->features, CG_FEATURE_ID_FENCE, true);
if (egl_renderer->private_features & CG_EGL_WINSYS_FEATURE_BUFFER_AGE)
CG_FLAGS_SET(dev->winsys_features, CG_WINSYS_FEATURE_BUFFER_AGE,
true);
/* NB: We currently only support creating standalone GLES2 contexts
* for offscreen rendering and so we need a dummy (non-visible)
* surface to be able to bind those contexts */
if (egl_display->dummy_surface != EGL_NO_SURFACE &&
dev->driver == CG_DRIVER_GLES2)
CG_FLAGS_SET(dev->features, CG_FEATURE_ID_GLES2_CONTEXT, true);
if (egl_renderer->platform_vtable->device_init &&
!egl_renderer->platform_vtable->device_init(dev, error))
return false;
return true;
}
static CoglBool
_cogl_winsys_context_init (CoglContext *context, CoglError **error)
{
CoglRenderer *renderer = context->display->renderer;
CoglDisplayEGL *egl_display = context->display->winsys;
CoglRendererEGL *egl_renderer = renderer->winsys;
context->winsys = g_new0 (CoglContextEGL, 1);
_COGL_RETURN_VAL_IF_FAIL (egl_display->egl_context, FALSE);
memset (context->winsys_features, 0, sizeof (context->winsys_features));
check_egl_extensions (renderer);
if (!_cogl_context_update_features (context, error))
return FALSE;
if (egl_renderer->private_features & COGL_EGL_WINSYS_FEATURE_SWAP_REGION)
{
COGL_FLAGS_SET (context->winsys_features,
COGL_WINSYS_FEATURE_SWAP_REGION, TRUE);
COGL_FLAGS_SET (context->winsys_features,
COGL_WINSYS_FEATURE_SWAP_REGION_THROTTLE, TRUE);
}
if ((egl_renderer->private_features & COGL_EGL_WINSYS_FEATURE_FENCE_SYNC) &&
(context->private_feature_flags & COGL_PRIVATE_FEATURE_OES_EGL_SYNC))
COGL_FLAGS_SET (context->features, COGL_FEATURE_ID_FENCE, TRUE);
/* NB: We currently only support creating standalone GLES2 contexts
* for offscreen rendering and so we need a dummy (non-visible)
* surface to be able to bind those contexts */
if (egl_display->dummy_surface != EGL_NO_SURFACE &&
context->driver == COGL_DRIVER_GLES2)
COGL_FLAGS_SET (context->features,
COGL_FEATURE_ID_GLES2_CONTEXT, TRUE);
if (egl_renderer->platform_vtable->context_init &&
!egl_renderer->platform_vtable->context_init (context, error))
return FALSE;
return TRUE;
}
bool
_cg_winsys_egl_renderer_connect_common(cg_renderer_t *renderer,
cg_error_t **error)
{
cg_renderer_egl_t *egl_renderer = renderer->winsys;
if (!eglInitialize(egl_renderer->edpy,
&egl_renderer->egl_version_major,
&egl_renderer->egl_version_minor)) {
_cg_set_error(error,
CG_WINSYS_ERROR,
CG_WINSYS_ERROR_INIT,
"Couldn't initialize EGL");
return false;
}
check_egl_extensions(renderer);
return true;
}
gboolean
_cogl_winsys_egl_renderer_connect_common (CoglRenderer *renderer,
GError **error)
{
CoglRendererEGL *egl_renderer = renderer->winsys;
if (!eglInitialize (egl_renderer->edpy,
&egl_renderer->egl_version_major,
&egl_renderer->egl_version_minor))
{
g_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Couldn't initialize EGL");
return FALSE;
}
check_egl_extensions (renderer);
return TRUE;
}
