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Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_scan.c')
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_scan.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index b6c88af3a9e..9d155c908f5 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -227,10 +227,14 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
if (semName == TGSI_SEMANTIC_CLIPDIST) {
info->num_written_clipdistance +=
util_bitcount(fulldecl->Declaration.UsageMask);
+ info->clipdist_writemask |=
+ fulldecl->Declaration.UsageMask << (semIndex*4);
}
else if (semName == TGSI_SEMANTIC_CULLDIST) {
info->num_written_culldistance +=
util_bitcount(fulldecl->Declaration.UsageMask);
+ info->culldist_writemask |=
+ fulldecl->Declaration.UsageMask << (semIndex*4);
}
else if (semName == TGSI_SEMANTIC_VIEWPORT_INDEX) {
info->writes_viewport_index = TRUE;