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-rw-r--r--src/mesa/main/attrib.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index e3423c74170..339c40b9bdd 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -28,6 +28,7 @@
#include "attrib.h"
#include "blend.h"
#include "buffers.h"
+#include "bufferobj.h"
#include "colormac.h"
#include "colortab.h"
#include "context.h"
@@ -1191,6 +1192,10 @@ _mesa_PushClientAttrib(GLbitfield mask)
if (mask & GL_CLIENT_PIXEL_STORE_BIT) {
struct gl_pixelstore_attrib *attr;
+#if FEATURE_EXT_pixel_buffer_object
+ ctx->Pack.BufferObj->RefCount++;
+ ctx->Unpack.BufferObj->RefCount++;
+#endif
/* packing attribs */
attr = MALLOC_STRUCT( gl_pixelstore_attrib );
MEMCPY( attr, &ctx->Pack, sizeof(struct gl_pixelstore_attrib) );
@@ -1244,11 +1249,25 @@ _mesa_PopClientAttrib(void)
while (attr) {
switch (attr->kind) {
case GL_CLIENT_PACK_BIT:
+#if FEATURE_EXT_pixel_buffer_object
+ ctx->Pack.BufferObj->RefCount--;
+ if (ctx->Pack.BufferObj->RefCount <= 0) {
+ _mesa_remove_buffer_object( ctx, ctx->Pack.BufferObj );
+ (*ctx->Driver.DeleteBuffer)( ctx, ctx->Pack.BufferObj );
+ }
+#endif
MEMCPY( &ctx->Pack, attr->data,
sizeof(struct gl_pixelstore_attrib) );
ctx->NewState |= _NEW_PACKUNPACK;
break;
case GL_CLIENT_UNPACK_BIT:
+#if FEATURE_EXT_pixel_buffer_object
+ ctx->Unpack.BufferObj->RefCount--;
+ if (ctx->Unpack.BufferObj->RefCount <= 0) {
+ _mesa_remove_buffer_object( ctx, ctx->Unpack.BufferObj );
+ (*ctx->Driver.DeleteBuffer)( ctx, ctx->Unpack.BufferObj );
+ }
+#endif
MEMCPY( &ctx->Unpack, attr->data,
sizeof(struct gl_pixelstore_attrib) );
ctx->NewState |= _NEW_PACKUNPACK;