tests/glean/tfragprog1.h

   1 // BEGIN_COPYRIGHT -*- glean -*-
   2 //
   3 // Copyright (C) 1999  Allen Akin   All Rights Reserved.
   4 //
   5 // Permission is hereby granted, free of charge, to any person
   6 // obtaining a copy of this software and associated documentation
   7 // files (the "Software"), to deal in the Software without
   8 // restriction, including without limitation the rights to use,
   9 // copy, modify, merge, publish, distribute, sublicense, and/or
  10 // sell copies of the Software, and to permit persons to whom the
  11 // Software is furnished to do so, subject to the following
  12 // conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be
  15 // included in all copies or substantial portions of the
  16 // Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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  21 // PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL ALLEN AKIN BE
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  23 // AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  24 // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  25 // DEALINGS IN THE SOFTWARE.
  26 //
  27 // END_COPYRIGHT
  28
  29 // tfragprog.h:  Test GL_ARB_fragment_program extension.
  30 // Brian Paul  22 October 2005
  31
  32 #ifndef __tfragprog_h__
  33 #define __tfragprog_h__
  34
  35 // If DEVEL_MODE==1 we generate a tall window of color swatches, one per
  36 // fragment program, which can be eyeballed against a reference image.
  37 // Use this if glReadPixels functionality is not working yet.
  38 #undef windowWidth
  39 #undef windowHeight
  40 #define DEVEL_MODE 0
  41 #if DEVEL_MODE
  42 #define windowWidth 200
  43 #define windowHeight 850
  44 #else
  45 #define windowWidth 100
  46 #define windowHeight 100
  47 #endif
  48
  49
  50 #include "tmultitest.h"
  51
  52 namespace GLEAN {
  53
  54
  55 class FragmentProgram
  56 {
  57 public:
  58         const char *name;
  59         const char *progString;
  60         GLfloat expectedColor[4];
  61         GLfloat expectedZ;
  62 };
  63
  64
  65 class FragmentProgramTest: public MultiTest
  66 {
  67 public:
  68         FragmentProgramTest(const char* testName, const char* filter,
  69                             const char *extensions, const char* description)
  70                 : MultiTest(testName, filter, extensions, description)
  71         {
  72         }
  73
  74         virtual void runOne(MultiTestResult &r, Window &w);
  75
  76 private:
  77         GLfloat tolerance[5];
  78         void setup(void);
  79         bool equalColors(const GLfloat a[4], const GLfloat b[4]) const;
  80         bool equalDepth(GLfloat z0, GLfloat z1) const;
  81         bool testProgram(const FragmentProgram &p);
  82         void reportFailure(const char *programName,
  83                            const GLfloat expectedColor[4],
  84                            const GLfloat actualColor[4] ) const;
  85         void reportZFailure(const char *programName,
  86                             GLfloat expectedZ, GLfloat actualZ) const;
  87 };
  88
  89 } // namespace GLEAN
  90
  91 #endif // __tfragprog_h__