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Diffstat (limited to 'cogl/cogl/winsys/cogl-winsys-egl.c')
-rw-r--r--cogl/cogl/winsys/cogl-winsys-egl.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/cogl/cogl/winsys/cogl-winsys-egl.c b/cogl/cogl/winsys/cogl-winsys-egl.c
index 222e5a6e7..41d300154 100644
--- a/cogl/cogl/winsys/cogl-winsys-egl.c
+++ b/cogl/cogl/winsys/cogl-winsys-egl.c
@@ -345,7 +345,7 @@ try_create_context (CoglDisplay *display,
CoglRendererEGL *egl_renderer = renderer->winsys;
EGLDisplay edpy;
EGLConfig config;
- EGLint attribs[9];
+ EGLint attribs[11];
EGLint cfg_attribs[MAX_EGL_CONFIG_ATTRIBS];
GError *config_error = NULL;
const char *error_message;
@@ -394,7 +394,15 @@ try_create_context (CoglDisplay *display,
attribs[5] = EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR;
attribs[6] = EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
attribs[7] = EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR;
- attribs[8] = EGL_NONE;
+
+ if (egl_renderer->private_features & COGL_EGL_WINSYS_FEATURE_CONTEXT_PRIORITY)
+ {
+ attribs[8] = EGL_CONTEXT_PRIORITY_LEVEL_IMG;
+ attribs[9] = EGL_CONTEXT_PRIORITY_HIGH_IMG;
+ attribs[10] = EGL_NONE;
+ }
+ else
+ attribs[8] = EGL_NONE;
}
else if (display->renderer->driver == COGL_DRIVER_GLES2)
{
@@ -416,6 +424,17 @@ try_create_context (CoglDisplay *display,
goto fail;
}
+ if (egl_renderer->private_features & COGL_EGL_WINSYS_FEATURE_CONTEXT_PRIORITY)
+ {
+ EGLint value = EGL_CONTEXT_PRIORITY_MEDIUM_IMG;
+
+ eglQueryContext(egl_renderer->edpy, egl_display->egl_context,
+ EGL_CONTEXT_PRIORITY_LEVEL_IMG, &value);
+
+ if (value != EGL_CONTEXT_PRIORITY_HIGH_IMG)
+ g_warning ("Failed to obtain high priority context");
+ }
+
if (egl_renderer->platform_vtable->context_created &&
!egl_renderer->platform_vtable->context_created (display, error))
return FALSE;