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authorBrian Paul <[email protected]>2011-12-26 14:49:57 -0700
committerBrian Paul <[email protected]>2011-12-26 15:22:26 -0700
commit98dffd9764195be2734579a2b4ae7637b62ea7d8 (patch)
tree7bb6838b1089ad5aae9a1dee5fd47c43437fceae /src/mesa/swrast
parent08a81c8697cae18e118437936456aa36f82ceeed (diff)
swrast: assert _swrast_map_teximage() x, y is multiple of block size
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r--src/mesa/swrast/s_texture.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/swrast/s_texture.c b/src/mesa/swrast/s_texture.c
index e31cd62679b..ffd78a2b895 100644
--- a/src/mesa/swrast/s_texture.c
+++ b/src/mesa/swrast/s_texture.c
@@ -189,6 +189,9 @@ _swrast_map_teximage(struct gl_context *ctx,
stride = _mesa_format_row_stride(texImage->TexFormat, texImage->Width);
_mesa_get_format_block_size(texImage->TexFormat, &bw, &bh);
+ assert(x % bw == 0);
+ assert(y % bh == 0);
+
if (!swImage->Buffer) {
/* probably ran out of memory when allocating tex mem */
*mapOut = NULL;