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// BEGIN_COPYRIGHT -*- glean -*-
//
// Copyright (C) 1999 Allen Akin All Rights Reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the
// Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
// KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ALLEN AKIN BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
// AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// END_COPYRIGHT
// tpointatten.h: Test GL_ARB_point_parameters extension.
// Brian Paul 6 October 2005
#ifndef __tpointatten_h__
#define __tpointatten_h__
#include "tbasic.h"
namespace GLEAN {
#define windowWidth 100
#define windowHeight 503 // yes, odd
class PointAttenuationTest: public BasicTest
{
public:
PointAttenuationTest(const char *testName,
const char *filter,
const char *extensions,
const char *description);
virtual void runOne(BasicResult& r, Window& w);
virtual void logOne(BasicResult& r);
private:
GLenum errorCode;
const char *errorPos;
GLfloat aliasedLimits[2]; // min/max
GLfloat smoothLimits[2]; // min/max
void setup(void);
bool testPointRendering(GLboolean smooth);
void reportFailure(GLfloat initSize,
const GLfloat attenuation[3],
GLfloat min, GLfloat max,
GLfloat eyeZ, GLboolean smooth,
GLfloat expected, GLfloat actual) const;
void reportSuccess(int count, GLboolean smooth) const;
GLfloat expectedSize(GLfloat initSize,
const GLfloat attenuation[3],
GLfloat min, GLfloat max,
GLfloat eyeZ, GLboolean smooth) const;
GLfloat measureSize(GLfloat yPos) const;
};
} // namespace GLEAN
#endif // __tpointatten_h__
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