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authorBrian Paul <[email protected]>2009-06-19 08:40:43 -0600
committerBrian Paul <[email protected]>2009-06-19 08:53:15 -0600
commit048765624598e6c60b9fe4dc82a72b7110f16715 (patch)
treea7de4cf9935db001a2c86c05c1315ce98cf778d0 /src/gallium/drivers/softpipe
parent8f382fd3f396e182255fe084bc32648b98ca1d94 (diff)
softpipe: return alpha=1 in shadow_compare() function
The alpha value wasn't set at all before so we got unpredictable results. Note that we don't currently obey GL_DEPTH_TEXTURE_MODE in the state tracker. For now, we return the result in the default mode (r,r,r,1).
Diffstat (limited to 'src/gallium/drivers/softpipe')
-rw-r--r--src/gallium/drivers/softpipe/sp_tex_sample.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
index adbd0cb7f0c..5de358dae93 100644
--- a/src/gallium/drivers/softpipe/sp_tex_sample.c
+++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
@@ -744,7 +744,9 @@ shadow_compare(uint compare_func,
break;
}
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
rgba[0][j] = rgba[1][j] = rgba[2][j] = (float) k;
+ rgba[3][j] = 1.0F;
}