From bff94a91c6852157a8251652cb61dc699cd8e4f1 Mon Sep 17 00:00:00 2001
From: "Xiang, Haihao" <haihao.xiang@intel.com>
Date: Thu, 20 Mar 2008 11:22:46 +0800
Subject: mesa: The span array is only populated in single-pixel point drawing
 function.

---
 src/mesa/swrast/s_span.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index d404579279..864f77a417 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -1183,8 +1183,10 @@ shade_texture_span(GLcontext *ctx, SWspan *span)
       if (span->primitive == GL_BITMAP && span->array->ChanType != GL_FLOAT) {
          convert_color_type(span, GL_FLOAT, 0);
       }
-      if (span->primitive != GL_POINT || ctx->Point.PointSprite) {
-         /* for points, we populated the arrays already */
+      if (span->primitive != GL_POINT ||
+	  (span->interpMask & SPAN_RGBA) ||
+	  ctx->Point.PointSprite) {
+         /* for single-pixel points, we populated the arrays already */
          interpolate_active_attribs(ctx, span, ~0);
       }
       span->array->ChanType = GL_FLOAT;
-- 
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