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authorBrian <brian.paul@tungstengraphics.com>2007-10-10 15:09:57 -0600
committerBrian <brian.paul@tungstengraphics.com>2007-10-10 15:09:57 -0600
commit9f8cfa75ca0882a8015a714887b41f8a7a10fd19 (patch)
tree16e46e2adf70df086914451d55304d532856c736 /src
parent8b68104b90b1d136b5f67a196c6cbdf9fe4dbfe1 (diff)
fix softpipe_clear() to handle ps->offset!=0 (such as when rendering to texture and level!=0)
Diffstat (limited to 'src')
-rw-r--r--src/mesa/pipe/softpipe/sp_clear.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/mesa/pipe/softpipe/sp_clear.c b/src/mesa/pipe/softpipe/sp_clear.c
index 2d5344f424..539da1d58b 100644
--- a/src/mesa/pipe/softpipe/sp_clear.c
+++ b/src/mesa/pipe/softpipe/sp_clear.c
@@ -50,11 +50,17 @@ softpipe_clear(struct pipe_context *pipe, struct pipe_surface *ps,
softpipe_update_derived(softpipe); /* not needed?? */
- x = 0;
- y = 0;
w = softpipe->framebuffer.cbufs[0]->width;
h = softpipe->framebuffer.cbufs[0]->height;
+ /* Use the X coord to trick region_fill() into filling at an offset
+ * from the start of the region. Perhaps pipe_region should have the
+ * 'offset' field, not pipe_surface???
+ */
+ assert(ps->offset % ps->region->cpp == 0);
+ x = ps->offset / ps->region->cpp;
+ y = 0;
+
assert(w <= ps->region->pitch);
assert(h <= ps->region->height);