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Diffstat (limited to 'progs/tests/cva.c')
-rw-r--r-- | progs/tests/cva.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/progs/tests/cva.c b/progs/tests/cva.c deleted file mode 100644 index b3e041c21e3..00000000000 --- a/progs/tests/cva.c +++ /dev/null @@ -1,160 +0,0 @@ - -/* - * Trivial CVA test, good for testing driver fastpaths (especially - * indexed vertex buffers if they are supported). - * - * Gareth Hughes - * November 2000 - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stddef.h> /* for ptrdiff_t, referenced by GL.h when GL_GLEXT_LEGACY defined */ -#ifdef _WIN32 -#include <windows.h> -#endif -#define GL_GLEXT_LEGACY -#include <GL/glew.h> -#include <GL/glut.h> - -GLfloat verts[][4] = { - { -0.5, -0.5, -2.0, 0.0 }, - { 0.5, -0.5, -2.0, 0.0 }, - { -0.5, 0.5, -2.0, 0.0 }, - { 0.5, 0.5, -2.0, 0.0 }, -}; - -GLubyte color[][4] = { - { 0xff, 0x00, 0x00, 0x00 }, - { 0x00, 0xff, 0x00, 0x00 }, - { 0x00, 0x00, 0xff, 0x00 }, - { 0xff, 0xff, 0xff, 0x00 }, -}; - -GLuint indices[] = { 0, 1, 2, 3 }; - -GLboolean compiled = GL_TRUE; -GLboolean doubleBuffer = GL_TRUE; - - -static void init( void ) -{ - glClearColor( 0.0, 0.0, 0.0, 0.0 ); - glShadeModel( GL_SMOOTH ); - - glFrontFace( GL_CCW ); - glCullFace( GL_BACK ); - glEnable( GL_CULL_FACE ); - - glEnable( GL_DEPTH_TEST ); - - glEnableClientState( GL_VERTEX_ARRAY ); - glEnableClientState( GL_COLOR_ARRAY ); - - glMatrixMode( GL_PROJECTION ); - glLoadIdentity(); - glFrustum( -1.0, 1.0, -1.0, 1.0, 2.0, 10.0 ); - glMatrixMode( GL_MODELVIEW ); - glLoadIdentity(); - - glVertexPointer( 3, GL_FLOAT, sizeof(verts[0]), verts ); - glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color ); - -#ifdef GL_EXT_compiled_vertex_array - if ( compiled ) { - glLockArraysEXT( 0, 4 ); - } -#endif -} - -static void display( void ) -{ - glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); - - glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices ); - - glFlush(); - if ( doubleBuffer ) { - glutSwapBuffers(); - } -} - -static void keyboard( unsigned char key, int x, int y ) -{ - switch ( key ) { - case 27: - exit( 0 ); - break; - } - - glutPostRedisplay(); -} - -static GLboolean args( int argc, char **argv ) -{ - GLint i; - - doubleBuffer = GL_TRUE; - - for ( i = 1 ; i < argc ; i++ ) { - if ( strcmp( argv[i], "-sb" ) == 0 ) { - doubleBuffer = GL_FALSE; - } else if ( strcmp( argv[i], "-db" ) == 0 ) { - doubleBuffer = GL_TRUE; - } else { - fprintf( stderr, "%s (Bad option).\n", argv[i] ); - return GL_FALSE; - } - } - return GL_TRUE; -} - -int main( int argc, char **argv ) -{ - GLenum type; - char *string; - double version; - - glutInit( &argc, argv ); - - if ( args( argc, argv ) == GL_FALSE ) { - exit( 1 ); - } - - type = GLUT_RGB | GLUT_DEPTH; - type |= ( doubleBuffer ) ? GLUT_DOUBLE : GLUT_SINGLE; - - glutInitDisplayMode( type ); - glutInitWindowSize( 250, 250 ); - glutInitWindowPosition( 100, 100 ); - glutCreateWindow( "CVA Test" ); - glewInit(); - - /* Make sure the server supports GL 1.2 vertex arrays. - */ - string = (char *) glGetString( GL_VERSION ); - - version = atof(string); - if ( version < 1.2 ) { - fprintf( stderr, "This program requires OpenGL 1.2 vertex arrays.\n" ); - exit( -1 ); - } - - /* See if the server supports compiled vertex arrays. - */ - string = (char *) glGetString( GL_EXTENSIONS ); - - if ( !strstr( string, "GL_EXT_compiled_vertex_array" ) ) { - fprintf( stderr, "Compiled vertex arrays not supported by this renderer.\n" ); - compiled = GL_FALSE; - } - - init(); - - glutDisplayFunc( display ); - glutKeyboardFunc( keyboard ); - glutMainLoop(); - - return 0; -} |