diff options
| author | Marek Olšák <[email protected]> | 2011-07-10 20:01:33 +0200 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2011-07-10 21:47:20 +0200 |
| commit | 83478e5d5944e1fc320e8cfb10ba75055bbea3fd (patch) | |
| tree | 711611953b407095cf5b074832f3be7670a20d18 /src/mesa/main | |
| parent | 3414447011b6b25aeab22f4949a96c09cf4c5098 (diff) | |
mesa: return early if mask is cleared to zero in BlitFramebuffer
From ARB_framebuffer_object:
If a buffer is specified in <mask> and does not exist in both the
read and draw framebuffers, the corresponding bit is silently
ignored.
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/fbobject.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index d094dd35a69..84969360d92 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -2603,6 +2603,10 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, } } + if (!mask) { + return; + } + ASSERT(ctx->Driver.BlitFramebuffer); ctx->Driver.BlitFramebuffer(ctx, srcX0, srcY0, srcX1, srcY1, |