+/* $Id$
+
+This file is part of libmspgl
+Copyright © 2008 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#ifndef MSP_GL_BLEND_H_
+#define MSP_GL_BLEND_H_
+
+#include "gl.h"
+
+namespace Msp {
+namespace GL {
+
+enum BlendEquation
+{
+ ADD = GL_FUNC_ADD,
+ SUBTRACT = GL_FUNC_SUBTRACT,
+ REVERSE_SUBTRACT = GL_FUNC_REVERSE_SUBTRACT,
+ MIN = GL_MIN,
+ MAX = GL_MAX
+};
+
+enum BlendFactor
+{
+ ZERO = GL_ZERO,
+ ONE = GL_ONE,
+ SRC_COLOR = GL_SRC_COLOR,
+ ONE_MINUS_SRC_COLOR = GL_ONE_MINUS_SRC_COLOR,
+ SRC_ALPHA = GL_SRC_ALPHA,
+ ONE_MINUS_SRC_ALPHA = GL_ONE_MINUS_SRC_ALPHA,
+ DST_COLOR = GL_DST_COLOR,
+ ONE_MINUS_DST_COLOR = GL_ONE_MINUS_DST_COLOR,
+ DST_ALPHA = GL_DST_ALPHA,
+ ONE_MINUS_DST_ALPHA = GL_ONE_MINUS_DST_ALPHA,
+ CONSTANT_COLOR = GL_CONSTANT_COLOR,
+ ONE_MINUS_CONSTANT_COLOR = GL_ONE_MINUS_CONSTANT_COLOR,
+ CONSTANT_ALPHA = GL_CONSTANT_ALPHA,
+ ONE_MINUS_CONSTANT_ALPHA = GL_ONE_MINUS_CONSTANT_ALPHA
+};
+
+void blend_equation(BlendEquation eq);
+void blend_func(BlendFactor src, BlendFactor dst);
+
+} // namespace GL
+} // namespace Msp
+
+#endif