-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007, 2010 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#ifndef MSP_GL_TESTS_H_
#define MSP_GL_TESTS_H_
namespace Msp {
namespace GL {
-enum
-{
- SCISSOR_TEST = GL_SCISSOR_TEST,
- ALPHA_TEST = GL_ALPHA_TEST,
- DEPTH_TEST = GL_DEPTH_TEST
-};
-
-/**
-Tests incoming fragment alpha values against a reference. If the test fails,
-the fragment is discarded.
-*/
-class AlphaTest: public Bindable<AlphaTest>
-{
-private:
- Predicate pred;
- float ref;
-
-public:
- AlphaTest();
- AlphaTest(Predicate, float);
-
- void bind() const;
-
- static void unbind();
-};
-
-void alpha_func(Predicate func, float ref);
-
-
/**
Tests incoming fragment depth values against the depth buffer. If the test
fails, the fragment is discarded.
static void unbind();
};
-void depth_func(Predicate func);
-
/**
Tests fragment coordinates against a rectangle. Any fragments outside the
static void unbind();
};
-void scissor(int left, int bottom, unsigned width, unsigned height);
-
} // namespace GL
} // namespace Msp