diff options
| -rw-r--r-- | src/mesa/state_tracker/st_framebuffer.c | 17 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_public.h | 2 |
2 files changed, 19 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c index 326773c505e..2e7687d9c91 100644 --- a/src/mesa/state_tracker/st_framebuffer.c +++ b/src/mesa/state_tracker/st_framebuffer.c @@ -132,3 +132,20 @@ st_get_framebuffer_surface(struct st_framebuffer *stfb, uint surfIndex) return strb->surface; return NULL; } + + +/** + * This function is to be called prior to SwapBuffers on the given + * framebuffer. It checks if the current context is bound to the framebuffer + * and flushes rendering if needed. + */ +void +st_notify_swapbuffers(struct st_framebuffer *stfb) +{ + GET_CURRENT_CONTEXT(ctx); + + if (ctx && ctx->DrawBuffer == &stfb->Base) { + st_flush(ctx->st); + } +} + diff --git a/src/mesa/state_tracker/st_public.h b/src/mesa/state_tracker/st_public.h index acbf54d5ab3..8162ceeffab 100644 --- a/src/mesa/state_tracker/st_public.h +++ b/src/mesa/state_tracker/st_public.h @@ -71,4 +71,6 @@ void st_invalidate_state(GLcontext * ctx, GLuint new_state); void st_flush( struct st_context *st ); +void st_notify_swapbuffers(struct st_framebuffer *stfb); + #endif |