From c4f7de5d785266237fd46ee420d4715771f67dfb Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keith@tungstengraphics.com>
Date: Tue, 9 Dec 2003 16:00:38 +0000
Subject: Fix VERT_SET_RGBA, VERT_SET_SPEC macros to account for change to
 floating point colors throughout mesa.

---
 src/mesa/drivers/dri/r128/r128_tris.c | 48 ++++++++++++++++++++++-------------
 1 file changed, 31 insertions(+), 17 deletions(-)

(limited to 'src/mesa/drivers/dri/r128')

diff --git a/src/mesa/drivers/dri/r128/r128_tris.c b/src/mesa/drivers/dri/r128/r128_tris.c
index 4e2860288e..a94edb53a4 100644
--- a/src/mesa/drivers/dri/r128/r128_tris.c
+++ b/src/mesa/drivers/dri/r128/r128_tris.c
@@ -233,29 +233,43 @@ static struct {
 #define AREA_IS_CCW( a ) (a > 0)
 #define GET_VERTEX(e) (rmesa->verts + (e<<rmesa->vertex_stride_shift))
 
-#define VERT_SET_RGBA( v, c )	do {				\
-					r128_color_t *vc = (r128_color_t *)&(v)->ui[coloroffset];	\
-					vc->blue  = (c)[2];	\
-					vc->green = (c)[1];	\
-					vc->red   = (c)[0];	\
-					vc->alpha = (c)[3];	\
-				} while (0)
+#define VERT_SET_RGBA( v, c )  					\
+do {								\
+   r128_color_t *color = (r128_color_t *)&((v)->ui[coloroffset]);	\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->red, (c)[0]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->green, (c)[1]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->blue, (c)[2]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->alpha, (c)[3]);		\
+} while (0)
+
 #define VERT_COPY_RGBA( v0, v1 ) v0->ui[coloroffset] = v1->ui[coloroffset]
-#define VERT_SAVE_RGBA( idx )    color[idx] = v[idx]->ui[coloroffset]
-#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx]
 
-#define VERT_SET_SPEC( v0, c )   if (havespec) {			\
-					(v0)->v.specular.red   = (c)[0];\
-					(v0)->v.specular.green = (c)[1];\
-					(v0)->v.specular.blue  = (c)[2]; }
-#define VERT_COPY_SPEC( v0, v1 ) if (havespec) {					\
-					(v0)->v.specular.red   = v1->v.specular.red;	\
-					(v0)->v.specular.green = v1->v.specular.green;	\
-					(v0)->v.specular.blue  = v1->v.specular.blue; }
+#define VERT_SET_SPEC( v0, c )					\
+do {								\
+   if (havespec) {						\
+      UNCLAMPED_FLOAT_TO_UBYTE(v0->v.specular.red, (c)[0]);	\
+      UNCLAMPED_FLOAT_TO_UBYTE(v0->v.specular.green, (c)[1]);	\
+      UNCLAMPED_FLOAT_TO_UBYTE(v0->v.specular.blue, (c)[2]);	\
+   }								\
+} while (0)
+#define VERT_COPY_SPEC( v0, v1 )			\
+do {							\
+   if (havespec) {					\
+      v0->v.specular.red   = v1->v.specular.red;	\
+      v0->v.specular.green = v1->v.specular.green;	\
+      v0->v.specular.blue  = v1->v.specular.blue; 	\
+   }							\
+} while (0)
 
+/* These don't need LE32_TO_CPU() as they used to save and restore
+ * colors which are already in the correct format.
+ */
+#define VERT_SAVE_RGBA( idx )    color[idx] = v[idx]->ui[coloroffset]
+#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx]
 #define VERT_SAVE_SPEC( idx )    if (havespec) spec[idx] = v[idx]->ui[5]
 #define VERT_RESTORE_SPEC( idx ) if (havespec) v[idx]->ui[5] = spec[idx]
 
+
 #define LOCAL_VARS(n)						\
    r128ContextPtr rmesa = R128_CONTEXT(ctx);			\
    GLuint color[n], spec[n];					\
-- 
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