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-rw-r--r--src/mesa/pipe/softpipe/sp_tex_sample.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/src/mesa/pipe/softpipe/sp_tex_sample.c b/src/mesa/pipe/softpipe/sp_tex_sample.c
index b89adf8480..aab26f0b0e 100644
--- a/src/mesa/pipe/softpipe/sp_tex_sample.c
+++ b/src/mesa/pipe/softpipe/sp_tex_sample.c
@@ -606,10 +606,23 @@ get_texel(struct tgsi_sampler *sampler,
/* get the texel from cache entry */
tx = x % TEX_CACHE_TILE_SIZE;
ty = y % TEX_CACHE_TILE_SIZE;
- rgba[0][j] = sampler->cache[entry].data[ty][tx][0];
- rgba[1][j] = sampler->cache[entry].data[ty][tx][1];
- rgba[2][j] = sampler->cache[entry].data[ty][tx][2];
- rgba[3][j] = sampler->cache[entry].data[ty][tx][3];
+ if (sampler->texture->format == PIPE_FORMAT_U_Z16 ||
+ sampler->texture->format == PIPE_FORMAT_U_Z32 ||
+ sampler->texture->format == PIPE_FORMAT_S8_Z24) {
+ /* get_tile() returned one float per texel */
+ float *src = (float *) sampler->cache[entry].data;
+ rgba[0][j] =
+ rgba[1][j] =
+ rgba[2][j] =
+ rgba[3][j] = src[ty * TEX_CACHE_TILE_SIZE + tx];
+ }
+ else {
+ /* get_tile() returned four floats per texel */
+ rgba[0][j] = sampler->cache[entry].data[ty][tx][0];
+ rgba[1][j] = sampler->cache[entry].data[ty][tx][1];
+ rgba[2][j] = sampler->cache[entry].data[ty][tx][2];
+ rgba[3][j] = sampler->cache[entry].data[ty][tx][3];
+ }
}