r300-gallium: Always rasterize at least one color.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gallium/drivers/r300/r300_state_derived.c b/src/gallium/drivers/r300/r300_state_derived.c
index 7693f2c4339..8ef9e36b5ba 100644
--- a/src/gallium/drivers/r300/r300_state_derived.c
+++ b/src/gallium/drivers/r300/r300_state_derived.c
@@ -208,6 +208,10 @@ static void r300_update_rs_block(struct r300_context* r300)
             }
         }
 
+        if (col_count == 0) {
+            rs->ip[0] |= R500_RS_COL_FMT(R300_RS_COL_FMT_0001);
+        }
+
         /* Set up at least one texture pointer or RS will not be happy. */
         if (tex_count == 0) {
             rs->ip[0] |=
@@ -253,6 +257,10 @@ static void r300_update_rs_block(struct r300_context* r300)
             }
         }
 
+        if (col_count == 0) {
+            rs->ip[0] |= R300_RS_COL_FMT(R300_RS_COL_FMT_0001);
+        }
+
         if (tex_count == 0) {
             rs->ip[0] |=
                 R300_RS_SEL_S(R300_RS_SEL_K0) |