cogl-framebuffer: Add a flag to skip flushing the clip state

This adds a flag to avoid flushing the clip state when flushing the
framebuffer state. This will be used by the journal to manage its own
clip state flushing.
This commit is contained in:
Neil Roberts 2010-11-02 17:34:51 +00:00
parent c5d909d063
commit 4d5dc42dad
2 changed files with 5 additions and 1 deletions

View File

@ -122,6 +122,9 @@ typedef enum _CoglFramebufferFlushFlags
* be called for framebuffer->modelview_stack, and the modelview_stack will
* also be marked as dirty. */
COGL_FRAMEBUFFER_FLUSH_SKIP_MODELVIEW = 1L<<0,
/* Similarly this flag implies you are going to flush the clip state
yourself */
COGL_FRAMEBUFFER_FLUSH_SKIP_CLIP_STATE = 1L<<1
} CoglFramebufferFlushFlags;
void

View File

@ -783,7 +783,8 @@ _cogl_framebuffer_flush_state (CoglFramebuffer *framebuffer,
/* XXX: Flushing clip state may trash the modelview and projection
* matrices so we must do it before flushing the matrices...
*/
_cogl_clip_state_flush (&framebuffer->clip_state);
if (!(flags & COGL_FRAMEBUFFER_FLUSH_SKIP_CLIP_STATE))
_cogl_clip_state_flush (&framebuffer->clip_state);
if (!(flags & COGL_FRAMEBUFFER_FLUSH_SKIP_MODELVIEW))
_cogl_matrix_stack_flush_to_gl (framebuffer->modelview_stack,