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/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
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#define GL_GLEXT_PROTOTYPES
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static float Zrot = 0.0;
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static void Display( void )
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glClearColor(0.3, 0.3, 0.3, 1);
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glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
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glEnable(GL_VERTEX_PROGRAM_NV);
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glRotatef(Zrot, 0, 0, 1);
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glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 0, GL_MODELVIEW, GL_IDENTITY_NV);
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glVertexAttrib3fNV(3, 1, 0.5, 0.25);
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glBegin(GL_TRIANGLES);
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glVertexAttrib3fNV(3, 1.0, 0.0, 0.0);
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glVertexAttrib2fNV(0, -0.5, -0.5);
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glVertexAttrib3fNV(3, 0.0, 1.0, 0.0);
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glVertexAttrib2fNV(0, 0.5, -0.5);
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glVertexAttrib3fNV(3, 0.0, 0.0, 1.0);
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glVertexAttrib2fNV(0, 0, 0.5);
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static void Reshape( int width, int height )
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glViewport( 0, 0, width, height );
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glMatrixMode( GL_PROJECTION );
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/* glFrustum( -2.0, 2.0, -2.0, 2.0, 5.0, 25.0 );*/
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glOrtho(-2.0, 2.0, -2.0, 2.0, -2.0, 2.0 );
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glMatrixMode( GL_MODELVIEW );
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/*glTranslatef( 0.0, 0.0, -15.0 );*/
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static void Key( unsigned char key, int x, int y )
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static void Init( void )
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static const char *prog1 =
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"MOV o[COL0], v[COL0];\n"
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"MOV o[HPOS], v[OPOS];\n"
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"DP4 o[HPOS].x, v[OPOS], c[0];\n"
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"DP4 o[HPOS].y, v[OPOS], c[1];\n"
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"DP4 o[HPOS].z, v[OPOS], c[2];\n"
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"DP4 o[HPOS].w, v[OPOS], c[3];\n"
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glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 1,
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(const GLubyte *) prog1);
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assert(glIsProgramNV(1));
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glBindProgramNV(GL_VERTEX_PROGRAM_NV, 1);
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printf("glGetError = %d\n", (int) glGetError());
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int main( int argc, char *argv[] )
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glutInit( &argc, argv );
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glutInitWindowPosition( 0, 0 );
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glutInitWindowSize( 250, 250 );
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glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
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glutCreateWindow(argv[0]);
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glutReshapeFunc( Reshape );
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glutKeyboardFunc( Key );
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glutDisplayFunc( Display );