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Diffstat (limited to 'progs/tests/cva_huge.c')
-rw-r--r-- | progs/tests/cva_huge.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/progs/tests/cva_huge.c b/progs/tests/cva_huge.c deleted file mode 100644 index 88ec2af2a84..00000000000 --- a/progs/tests/cva_huge.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Copyright © 2010 Pauli Nieminen - * - * 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 (including the next - * paragraph) 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 - * THE AUTHORS OR COPYRIGHT HOLDERS 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. - */ - - -/* - * Test case for huge cva arrays. Mesa code has to split this to multiple VBOs - * which had memory access error. - * This test case doesn't render incorrectly but valgrind showed the memory - * access error. - */ - -#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/glut.h> - -GLfloat *verts; - -GLubyte *color; - -GLuint *indices; - -#define rows 1000 /* Create 1000x1000 vertex grid */ -#define row_width 5000.0 -#define grid_depth -50.0 -GLuint nr_verts_in_row = rows; -GLuint nr_indices_in_strip = rows * 2; - -GLboolean double_buffer; -GLboolean compiled = GL_TRUE; - -static void generate_verts( void ) -{ - unsigned x, y; - GLfloat step = row_width /(GLfloat)(nr_verts_in_row - 1); - verts = malloc(sizeof(verts[0]) * 4 * nr_verts_in_row * nr_verts_in_row); - - for (y = 0; y < nr_verts_in_row; ++y) { - for (x = 0; x < nr_verts_in_row; ++x) { - unsigned idx = 4*(x + y * nr_verts_in_row); - verts[idx + 0] = step * x - row_width/2.0; - verts[idx + 1] = step * y - row_width/2.0; - /* deep enough not to be vissible */ - verts[idx + 2] = grid_depth; - verts[idx + 3] = 0.0; - } - } - glVertexPointer( 3, GL_FLOAT, sizeof(verts[0])*4, verts ); -} - -static void generate_colors( void ) -{ - unsigned x, y; - GLfloat step = 255.0/(GLfloat)(nr_verts_in_row - 1); - color = malloc(sizeof(color[0]) * 4 * nr_verts_in_row * nr_verts_in_row); - - for (y = 0; y < nr_verts_in_row; ++y) { - for (x = 0; x < nr_verts_in_row; ++x) { - unsigned idx = 4*(x + y * nr_verts_in_row); - color[idx + 0] = (GLubyte)(step * x); - color[idx + 1] = 0x00; - color[idx + 2] = (GLubyte)(step * y); - color[idx + 3] = 0x00; - } - } - glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color ); -} - -static void generate_indices( void ) -{ - unsigned strip, i; - - /* indice size * number of strips * number of indices in strip */ - indices = malloc(sizeof(indices[0]) * (nr_verts_in_row - 1) * - (nr_indices_in_strip)); - - for (strip = 0; strip < nr_verts_in_row - 1; strip += 2) { - for (i = 0; i < nr_indices_in_strip; i+=2) { - unsigned idx = i + strip * nr_indices_in_strip; - unsigned idx2 = (nr_indices_in_strip - i - 2) + (strip + - 1) * (nr_indices_in_strip); - indices[idx + 1] = i/2 + strip*nr_verts_in_row; - indices[idx] = i/2 + (strip + 1)*nr_verts_in_row; - if (strip + 1 < nr_verts_in_row - 1) { - indices[idx2] = i/2 + (strip + 1)*nr_verts_in_row; - indices[idx2 + 1] = i/2 + (strip + 2)*nr_verts_in_row; - } - } - } -} - -static void init( void ) -{ - - - generate_verts(); - generate_colors(); - generate_indices(); - - glClearColor( 0.0, 0.0, 0.0, 0.0 ); - glShadeModel( GL_SMOOTH ); - - glEnableClientState( GL_VERTEX_ARRAY ); - glEnableClientState( GL_COLOR_ARRAY ); - - glMatrixMode( GL_PROJECTION ); - glLoadIdentity(); - glFrustum( -100.0, 100.0, -100.0, 100.0, 1.0, 100.0 ); - glMatrixMode( GL_MODELVIEW ); - glLoadIdentity(); - -#ifdef GL_EXT_compiled_vertex_array - if ( compiled ) { - glLockArraysEXT( 0, rows * rows ); - } -#endif -} - -static void display( void ) -{ - glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); - - glDrawElements( GL_TRIANGLE_STRIP, nr_indices_in_strip * (nr_verts_in_row - 1) , GL_UNSIGNED_INT, indices ); - - if ( double_buffer ) - glutSwapBuffers(); - else - glFlush(); -} - -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; - - double_buffer = GL_TRUE; - - for ( i = 1 ; i < argc ; i++ ) { - if ( strcmp( argv[i], "-sb" ) == 0 ) { - double_buffer = GL_FALSE; - } else if ( strcmp( argv[i], "-db" ) == 0 ) { - double_buffer = 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 |= ( double_buffer ) ? GLUT_DOUBLE : GLUT_SINGLE; - - glutInitDisplayMode( type ); - glutInitWindowSize( 250, 250 ); - glutInitWindowPosition( 100, 100 ); - glutCreateWindow( "CVA Test" ); - - /* 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; -} |