From 29b4076f9acff96a867760fc885f5eaeb7586977 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Thu, 18 Sep 2003 23:21:08 +0000
Subject: Move away from using the ctx->_TriangleCaps bitfield. New macros in
 context.h for testing state: NEED_SECONDARY_COLOR and
 NEED_TWO_SIDED_LIGHTING.

---
 src/mesa/main/context.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'src/mesa/main')

diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h
index be65be8214..78b2179627 100644
--- a/src/mesa/main/context.h
+++ b/src/mesa/main/context.h
@@ -361,4 +361,30 @@ do {									\
 /*@}*/
 
 
+
+/**
+ * Macros to help evaluate current state conditions
+ */
+
+/*@{*/
+
+/**
+ * Is the secondary color needed?
+ */
+#define NEED_SECONDARY_COLOR(CTX)					\
+   (((CTX)->Light.Enabled &&						\
+     (CTX)->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)	\
+    || (CTX)->Fog.ColorSumEnabled)
+
+
+/**
+ * Is two-sided lighting in effect?
+ */
+#define NEED_TWO_SIDED_LIGHTING(CTX) \
+   (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
+
+
+/*@}*/
+
+
 #endif
-- 
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