Module: Mesa Branch: 7.10 Commit: 7a75fcd6573fa5ec85dfe40cca73c4e2a5fc263e URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7a75fcd6573fa5ec85dfe40cca73c4e2a5fc263e
Author: Marek Olšák <[email protected]> Date: Sun Jul 10 20:01:33 2011 +0200 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. (cherry picked from commit 83478e5d5944e1fc320e8cfb10ba75055bbea3fd) --- 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 e5fa1bf..dbba6bb 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -2447,6 +2447,10 @@ _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, _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
