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authorBrian Paul <brian.paul@tungstengraphics.com>2005-09-01 20:14:50 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2005-09-01 20:14:50 +0000
commitb252e0f47f0bd5b4a086eabb5cc2d4f9cd61a785 (patch)
treef14650f03e6b8d023ab208e8b908bc4958dea704 /src/mesa/drivers
parent238de2db120bb090a7f28a25093874b32a90c546 (diff)
added an assertion to help debug broken stencil readback
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r200/r200_span.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_span.c b/src/mesa/drivers/dri/r200/r200_span.c
index 898ff61e76..9f910ebacc 100644
--- a/src/mesa/drivers/dri/r200/r200_span.c
+++ b/src/mesa/drivers/dri/r200/r200_span.c
@@ -80,13 +80,15 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define LOCAL_DEPTH_VARS \
r200ContextPtr rmesa = R200_CONTEXT(ctx); \
+ r200ScreenPtr r200Screen = rmesa->r200Screen; \
__DRIscreenPrivate *sPriv = rmesa->dri.screen; \
__DRIdrawablePrivate *dPriv = rmesa->dri.drawable; \
driRenderbuffer *drb = (driRenderbuffer *) rb; \
GLuint height = dPriv->h; \
GLuint xo = dPriv->x; \
GLuint yo = dPriv->y; \
- char *buf = (char *)(sPriv->pFB + drb->offset);
+ char *buf = (char *)(sPriv->pFB + drb->offset); \
+ assert(drb->offset == r200Screen->depthOffset);
#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS