+++ /dev/null
-/*
- * (C) Copyright IBM Corporation 2006
- * All Rights Reserved.
- *
- * 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
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
- * IBM AND/OR THEIR SUPPLIERS 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.
- */
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-
-#ifdef __darwin__
-#include <GLUT/glut.h>
-
-typedef void (* PFNGLBINDVERTEXARRAYAPPLEPROC) (GLuint array);
-typedef void (* PFNGLDELETEVERTEXARRAYSAPPLEPROC) (GLsizei n, const GLuint *arrays);
-typedef void (* PFNGLGENVERTEXARRAYSAPPLEPROC) (GLsizei n, const GLuint *arrays);
-typedef GLboolean (* PFNGLISVERTEXARRAYAPPLEPROC) (GLuint array);
-
-#else
-#include <GL/glut.h>
-#endif
-
-static PFNGLBINDVERTEXARRAYAPPLEPROC bind_vertex_array = NULL;
-static PFNGLGENVERTEXARRAYSAPPLEPROC gen_vertex_arrays = NULL;
-static PFNGLDELETEVERTEXARRAYSAPPLEPROC delete_vertex_arrays = NULL;
-static PFNGLISVERTEXARRAYAPPLEPROC is_vertex_array = NULL;
-
-static int Width = 400;
-static int Height = 200;
-static int Win = 0;
-static const GLfloat Near = 5.0, Far = 25.0;
-static GLfloat angle = 0.0;
-
-static GLuint cube_array_obj = 0;
-static GLuint oct_array_obj = 0;
-
-static const GLfloat cube_vert[] = {
- -0.5, -0.5, -0.5, 1.0,
- 0.5, -0.5, -0.5, 1.0,
- 0.5, 0.5, -0.5, 1.0,
- -0.5, 0.5, -0.5, 1.0,
-
- -0.5, -0.5, 0.5, 1.0,
- 0.5, -0.5, 0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
- -0.5, 0.5, 0.5, 1.0,
-
- -0.5, 0.5, -0.5, 1.0,
- 0.5, 0.5, -0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
- -0.5, 0.5, 0.5, 1.0,
-
- -0.5, -0.5, -0.5, 1.0,
- 0.5, -0.5, -0.5, 1.0,
- 0.5, -0.5, 0.5, 1.0,
- -0.5, -0.5, 0.5, 1.0,
-
- 0.5, -0.5, -0.5, 1.0,
- 0.5, -0.5, 0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
- 0.5, 0.5, -0.5, 1.0,
-
- -0.5, -0.5, -0.5, 1.0,
- -0.5, -0.5, 0.5, 1.0,
- -0.5, 0.5, 0.5, 1.0,
- -0.5, 0.5, -0.5, 1.0,
-
-};
-
-static const GLfloat cube_color[] = {
- 1.0, 0.0, 0.0, 1.0,
- 1.0, 0.0, 0.0, 1.0,
- 1.0, 0.0, 0.0, 1.0,
- 1.0, 0.0, 0.0, 1.0,
-
- 0.0, 1.0, 0.0, 1.0,
- 0.0, 1.0, 0.0, 1.0,
- 0.0, 1.0, 0.0, 1.0,
- 0.0, 1.0, 0.0, 1.0,
-
- 0.0, 0.0, 1.0, 1.0,
- 0.0, 0.0, 1.0, 1.0,
- 0.0, 0.0, 1.0, 1.0,
- 0.0, 0.0, 1.0, 1.0,
-
- 1.0, 0.0, 1.0, 1.0,
- 1.0, 0.0, 1.0, 1.0,
- 1.0, 0.0, 1.0, 1.0,
- 1.0, 0.0, 1.0, 1.0,
-
- 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0,
-
- 0.5, 0.5, 0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
- 0.5, 0.5, 0.5, 1.0,
-};
-
-static const GLfloat oct_vert[] = {
- 0.0, 0.0, 0.7071, 1.0,
- 0.5, 0.5, 0.0, 1.0,
- -0.5, 0.5, 0.0, 1.0,
-
- 0.0, 0.0, 0.7071, 1.0,
- 0.5, -0.5, 0.0, 1.0,
- -0.5, -0.5, 0.0, 1.0,
-
- 0.0, 0.0, 0.7071, 1.0,
- -0.5, -0.5, 0.0, 1.0,
- -0.5, 0.5, 0.0, 1.0,
-
- 0.0, 0.0, 0.7071, 1.0,
- 0.5, 0.5, 0.0, 1.0,
- 0.5, -0.5, 0.0, 1.0,
-
-
- 0.0, 0.0, -0.7071, 1.0,
- 0.5, 0.5, 0.0, 1.0,
- -0.5, 0.5, 0.0, 1.0,
-
- 0.0, 0.0, -0.7071, 1.0,
- 0.5, -0.5, 0.0, 1.0,
- -0.5, -0.5, 0.0, 1.0,
-
- 0.0, 0.0, -0.7071, 1.0,
- -0.5, -0.5, 0.0, 1.0,
- -0.5, 0.5, 0.0, 1.0,
-
- 0.0, 0.0, -0.7071, 1.0,
- 0.5, 0.5, 0.0, 1.0,
- 0.5, -0.5, 0.0, 1.0,
-};
-
-static const GLfloat oct_color[] = {
- 1.0, 0.64, 0.0, 1.0,
- 1.0, 0.64, 0.0, 1.0,
- 1.0, 0.64, 0.0, 1.0,
-
- 0.8, 0.51, 0.0, 1.0,
- 0.8, 0.51, 0.0, 1.0,
- 0.8, 0.51, 0.0, 1.0,
-
- 0.5, 0.32, 0.0, 1.0,
- 0.5, 0.32, 0.0, 1.0,
- 0.5, 0.32, 0.0, 1.0,
-
- 0.2, 0.13, 0.0, 1.0,
- 0.2, 0.13, 0.0, 1.0,
- 0.2, 0.13, 0.0, 1.0,
-
- 0.2, 0.13, 0.0, 1.0,
- 0.2, 0.13, 0.0, 1.0,
- 0.2, 0.13, 0.0, 1.0,
-
- 0.5, 0.32, 0.0, 1.0,
- 0.5, 0.32, 0.0, 1.0,
- 0.5, 0.32, 0.0, 1.0,
-
- 0.8, 0.51, 0.0, 1.0,
- 0.8, 0.51, 0.0, 1.0,
- 0.8, 0.51, 0.0, 1.0,
-
- 1.0, 0.64, 0.0, 1.0,
- 1.0, 0.64, 0.0, 1.0,
- 1.0, 0.64, 0.0, 1.0,
-};
-
-static void Display( void )
-{
- glClearColor(0.1, 0.1, 0.4, 0);
- glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- glTranslatef( 0.0, 0.0, -15.0 );
- glRotatef( angle, 0.0 * angle , 0.0 * angle, 1.0 );
-
-
- (*bind_vertex_array)( cube_array_obj );
- glPushMatrix();
- glTranslatef(-1.5, 0, 0);
- glRotatef( angle, 0.3 * angle , 0.8 * angle, 1.0 );
- glDrawArrays( GL_QUADS, 0, 4 * 6 );
- glPopMatrix();
-
-
- (*bind_vertex_array)( oct_array_obj );
- glPushMatrix();
- glTranslatef(1.5, 0, 0);
- glRotatef( angle, 0.3 * angle , 0.8 * angle, 1.0 );
- glDrawArrays( GL_TRIANGLES, 0, 3 * 8 );
- glPopMatrix();
-
- glutSwapBuffers();
-}
-
-
-static void Idle( void )
-{
- static double t0 = -1.;
- double dt, t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
- if (t0 < 0.0)
- t0 = t;
- dt = t - t0;
- t0 = t;
-
- angle += 70.0 * dt; /* 70 degrees per second */
- angle = fmod(angle, 360.0); /* prevents eventual overflow */
-
- glutPostRedisplay();
-}
-
-
-static void Visible( int vis )
-{
- if ( vis == GLUT_VISIBLE ) {
- glutIdleFunc( Idle );
- }
- else {
- glutIdleFunc( NULL );
- }
-}
-static void Reshape( int width, int height )
-{
- GLfloat ar = (float) width / (float) height;
- Width = width;
- Height = height;
- glViewport( 0, 0, width, height );
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glFrustum( -ar, ar, -1.0, 1.0, Near, Far );
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
- (void) x;
- (void) y;
- switch (key) {
- case 27:
- (*delete_vertex_arrays)( 1, & cube_array_obj );
- (*delete_vertex_arrays)( 1, & oct_array_obj );
- glutDestroyWindow(Win);
- exit(0);
- break;
- }
- glutPostRedisplay();
-}
-
-
-static void Init( void )
-{
- const char * const ver_string = (const char *)
- glGetString( GL_VERSION );
-
- printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
- printf("GL_VERSION = %s\n", ver_string);
-
- if ( !glutExtensionSupported("GL_APPLE_vertex_array_object") ) {
- printf("Sorry, this program requires GL_APPLE_vertex_array_object\n");
- exit(1);
- }
-
- bind_vertex_array = (PFNGLBINDVERTEXARRAYAPPLEPROC) glutGetProcAddress( "glBindVertexArrayAPPLE" );
- gen_vertex_arrays = (PFNGLGENVERTEXARRAYSAPPLEPROC) glutGetProcAddress( "glGenVertexArraysAPPLE" );
- delete_vertex_arrays = (PFNGLDELETEVERTEXARRAYSAPPLEPROC) glutGetProcAddress( "glDeleteVertexArraysAPPLE" );
- is_vertex_array = (PFNGLISVERTEXARRAYAPPLEPROC) glutGetProcAddress( "glIsVertexArrayAPPLE" );
-
- assert(bind_vertex_array);
- assert(gen_vertex_arrays);
- assert(delete_vertex_arrays);
- assert(is_vertex_array);
-
- glEnable( GL_DEPTH_TEST );
-
- (*gen_vertex_arrays)( 1, & cube_array_obj );
- (*bind_vertex_array)( cube_array_obj );
- glVertexPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, cube_vert);
- glColorPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, cube_color);
- glEnableClientState( GL_VERTEX_ARRAY );
- glEnableClientState( GL_COLOR_ARRAY );
-
- (*gen_vertex_arrays)( 1, & oct_array_obj );
- (*bind_vertex_array)( oct_array_obj );
- glVertexPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, oct_vert);
- glColorPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, oct_color);
- glEnableClientState( GL_VERTEX_ARRAY );
- glEnableClientState( GL_COLOR_ARRAY );
-
- (*bind_vertex_array)( 0 );
- glVertexPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, (void *) 0xDEADBEEF );
- glColorPointer( 4, GL_FLOAT, sizeof(GLfloat) * 4, (void *) 0xBADDC0DE );
-}
-
-
-int main( int argc, char *argv[] )
-{
- glutInitWindowSize( Width, Height );
- glutInit( &argc, argv );
- glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
- Win = glutCreateWindow( "GL_APPLE_vertex_array_object demo" );
- glutReshapeFunc( Reshape );
- glutKeyboardFunc( Key );
- glutDisplayFunc( Display );
- glutVisibilityFunc( Visible );
- Init();
- glutMainLoop();
- return 0;
-}
projects / mesa.git / blobdiff