X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fcolor.h;h=d3710a9d64c745fb85d87a4216222854e4c08730;hb=cea3c333797cadd9629aefaa5b82243173a02d16;hp=0fc303a2bfc7afc2d0607d1923d6d5219d249ee6;hpb=5318aa4fd553be4ce0bc428e73592b787842cdea;p=libs%2Fgl.git

diff --git a/source/color.h b/source/color.h
index 0fc303a2..d3710a9d 100644
--- a/source/color.h
+++ b/source/color.h
@@ -21,6 +21,10 @@ struct Color
 	Color(float v): r(v), g(v), b(v), a(1) { }
 	Color(float r_, float g_, float b_): r(r_), g(g_), b(b_), a(1) { }
 	Color(float r_, float g_, float b_, float a_): r(r_), g(g_), b(b_), a(a_) { }
+	Color operator*(float f) const { return Color(r*f, g*f, b*f, a); }
+	Color operator+(const Color &c) const { return Color(r+c.r, g+c.g, b+c.g, 1-(1-a)*(1-c.a)); }
+	bool operator==(const Color &c) const { return (r==c.r && b==c.b && g==c.g && a==c.a); }
+	bool operator!=(const Color &c) const { return !operator==(c); }
 };
 
 } // namespace GL