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authorBrian Paul <[email protected]>2011-03-16 21:13:31 -0600
committerBrian Paul <[email protected]>2011-03-16 21:13:31 -0600
commitdfda559b9867d70b70b99c0f3e751fd5930bdc01 (patch)
treea518ba2e33e13b0704ea978401fde2abfdc93630
parent2279156fe7ac9718533b8b0de90ae96100486680 (diff)
mesa: clean up the glBindTexture early out code a bit
-rw-r--r--src/mesa/main/texobj.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index 5be881ec45e..10ddc77b459 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -1017,7 +1017,6 @@ _mesa_BindTexture( GLenum target, GLuint texName )
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
struct gl_texture_object *newTexObj = NULL, *defaultTexObj = NULL;
GLint targetIndex;
- GLboolean early_out = GL_FALSE;
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
@@ -1071,15 +1070,18 @@ _mesa_BindTexture( GLenum target, GLuint texName )
assert(valid_texture_object(newTexObj));
- _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
- if ((ctx->Shared->RefCount == 1)
- && (newTexObj == texUnit->CurrentTex[targetIndex])) {
- early_out = GL_TRUE;
- }
- _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
-
- if (early_out) {
- return;
+ /* Check if this texture is only used by this context and is already bound.
+ * If so, just return.
+ */
+ {
+ GLboolean early_out;
+ _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
+ early_out = ((ctx->Shared->RefCount == 1)
+ && (newTexObj == texUnit->CurrentTex[targetIndex]));
+ _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
+ if (early_out) {
+ return;
+ }
}
/* flush before changing binding */