[Mesa-dev] [PATCH 9/9] mesa: replace for loop with bitshifting in supported_buffer_bitmask()
Brian Paul
brianp at vmware.com
Tue Feb 23 23:45:25 UTC 2016
---
src/mesa/main/buffers.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 70c2a21..6a6584e 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -58,10 +58,7 @@ supported_buffer_bitmask(const struct gl_context *ctx,
if (_mesa_is_user_fbo(fb)) {
/* A user-created renderbuffer */
- GLuint i;
- for (i = 0; i < ctx->Const.MaxColorAttachments; i++) {
- mask |= (BUFFER_BIT_COLOR0 << i);
- }
+ mask = ((1 << ctx->Const.MaxColorAttachments) - 1 ) << BUFFER_COLOR0;
}
else {
/* A window system framebuffer */
--
1.9.1
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