| Brian Paul | 797ea81 | 2001-12-14 03:03:38 +0000 | [diff] [blame] | 1 | /* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */ |
| 2 | |
| 3 | #include <assert.h> |
| 4 | #include <string.h> |
| 5 | #include <stdio.h> |
| 6 | #include <stdlib.h> |
| 7 | #include <math.h> |
| 8 | #define GL_GLEXT_PROTOTYPES |
| 9 | #include <GL/glut.h> |
| 10 | |
| 11 | static float Zrot = 0.0; |
| 12 | |
| 13 | |
| 14 | static void Display( void ) |
| 15 | { |
| 16 | glClearColor(0.3, 0.3, 0.3, 1); |
| 17 | glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); |
| 18 | |
| 19 | glEnable(GL_VERTEX_PROGRAM_NV); |
| 20 | |
| 21 | glLoadIdentity(); |
| 22 | glRotatef(Zrot, 0, 0, 1); |
| 23 | |
| 24 | glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 0, GL_MODELVIEW, GL_IDENTITY_NV); |
| 25 | glPushMatrix(); |
| 26 | |
| 27 | glVertexAttrib3fNV(3, 1, 0.5, 0.25); |
| 28 | glBegin(GL_TRIANGLES); |
| 29 | #if 1 |
| 30 | glVertexAttrib3fNV(3, 1.0, 0.0, 0.0); |
| 31 | glVertexAttrib2fNV(0, -0.5, -0.5); |
| 32 | glVertexAttrib3fNV(3, 0.0, 1.0, 0.0); |
| 33 | glVertexAttrib2fNV(0, 0.5, -0.5); |
| 34 | glVertexAttrib3fNV(3, 0.0, 0.0, 1.0); |
| 35 | glVertexAttrib2fNV(0, 0, 0.5); |
| 36 | #else |
| 37 | glVertex2f( -1, -1); |
| 38 | glVertex2f( 1, -1); |
| 39 | glVertex2f( 0, 1); |
| 40 | #endif |
| 41 | glEnd(); |
| 42 | |
| 43 | glPopMatrix(); |
| 44 | |
| 45 | glutSwapBuffers(); |
| 46 | } |
| 47 | |
| 48 | |
| 49 | static void Reshape( int width, int height ) |
| 50 | { |
| 51 | glViewport( 0, 0, width, height ); |
| 52 | glMatrixMode( GL_PROJECTION ); |
| 53 | glLoadIdentity(); |
| 54 | /* glFrustum( -2.0, 2.0, -2.0, 2.0, 5.0, 25.0 );*/ |
| 55 | glOrtho(-2.0, 2.0, -2.0, 2.0, -2.0, 2.0 ); |
| 56 | glMatrixMode( GL_MODELVIEW ); |
| 57 | glLoadIdentity(); |
| 58 | /*glTranslatef( 0.0, 0.0, -15.0 );*/ |
| 59 | } |
| 60 | |
| 61 | |
| 62 | static void Key( unsigned char key, int x, int y ) |
| 63 | { |
| 64 | (void) x; |
| 65 | (void) y; |
| 66 | switch (key) { |
| 67 | case 'z': |
| 68 | Zrot -= 5.0; |
| 69 | break; |
| 70 | case 'Z': |
| 71 | Zrot += 5.0; |
| 72 | break; |
| 73 | case 27: |
| 74 | exit(0); |
| 75 | break; |
| 76 | } |
| 77 | glutPostRedisplay(); |
| 78 | } |
| 79 | |
| 80 | |
| 81 | static void Init( void ) |
| 82 | { |
| 83 | static const char *prog1 = |
| 84 | "!!VP1.0\n" |
| 85 | "MOV o[COL0], v[COL0];\n" |
| 86 | #if 0 |
| 87 | "MOV o[HPOS], v[OPOS];\n" |
| 88 | #else |
| 89 | "DP4 o[HPOS].x, v[OPOS], c[0];\n" |
| 90 | "DP4 o[HPOS].y, v[OPOS], c[1];\n" |
| 91 | "DP4 o[HPOS].z, v[OPOS], c[2];\n" |
| 92 | "DP4 o[HPOS].w, v[OPOS], c[3];\n" |
| 93 | #endif |
| 94 | "END\n"; |
| 95 | |
| 96 | glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 1, |
| 97 | strlen(prog1), |
| 98 | (const GLubyte *) prog1); |
| 99 | assert(glIsProgramNV(1)); |
| 100 | |
| 101 | glBindProgramNV(GL_VERTEX_PROGRAM_NV, 1); |
| 102 | |
| 103 | printf("glGetError = %d\n", (int) glGetError()); |
| 104 | } |
| 105 | |
| 106 | |
| 107 | int main( int argc, char *argv[] ) |
| 108 | { |
| 109 | glutInit( &argc, argv ); |
| 110 | glutInitWindowPosition( 0, 0 ); |
| 111 | glutInitWindowSize( 250, 250 ); |
| 112 | glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH ); |
| 113 | glutCreateWindow(argv[0]); |
| 114 | glutReshapeFunc( Reshape ); |
| 115 | glutKeyboardFunc( Key ); |
| 116 | glutDisplayFunc( Display ); |
| 117 | Init(); |
| 118 | glutMainLoop(); |
| 119 | return 0; |
| 120 | } |