move a color #define out of the public api

diff --git a/render2/color.h b/render2/color.h
index 667ab37b9f33424707711b28db93c0bd9fa189b4..7893239a69ddc60ff8dfda432fbfac9f1a192126 100644 (file)
--- a/render2/color.h
+++ b/render2/color.h
@@ -3,6 +3,9 @@
 
 #include "render.h"
 
+/*! Returns if an RrColor is non-opaque */
+#define RrColorHasAlpha(c) ((c).a < 0.999999999)
+
 #define RrColor3f(c) glColor3f((c)->r, (c)->g, (c)->b)
 #define RrColor4f(c) glColor4f((c)->r, (c)->g, (c)->b, (c)->a)
 

diff --git a/render2/render.h b/render2/render.h
index 57def775e03d923098cc7e45f850dc2e8bbcd8d6..274395d8629c6a16a6f3362375e23078f0fa3cad 100644 (file)
--- a/render2/render.h
+++ b/render2/render.h
@@ -42,9 +42,6 @@ struct RrColor {
     float a;
 };
 
-/*! Returns if an RrColor is non-opaque */
-#define RrColorHasAlpha(c) ((c).a > 0.0000001)
-
 /*! Sets the values of all components for an RrColor */
 #define RrColorSet(c, w, x, y, z) (c)->r = (w), (c)->g = (x), \
                                   (c)->b = (y), (c)->a = z