Attachment 16168 Details for Bug 15701 – Test case source code

Test case source code

multi.c (text/plain), 2.72 KB, created by Pierre Beyssac on 2008-04-24 15:27:35 UTC

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Creator: Pierre Beyssac

Created: 2008-04-24 15:27:35 UTC

Size: 2.72 KB

patch

obsolete

>/* $Id: rail.c,v 1.98 2008/04/06 22:59:38 pb Exp $ */
>
>#include <math.h>
>#include <stdlib.h>
>
>#define GL_GLEXT_PROTOTYPES
>
>#include <GL/gl.h>
>#include <GL/glext.h>
>#include <GL/glut.h>
>#include <sys/time.h>
>#include <stdio.h>
>#include <string.h>
>#include <ctype.h>
>#include <float.h>
>
>static int screen_width, screen_height;
>GLint display_list;
>
>float v[] = {
>	20,0,-100,
>	0,20,-100,
>	-20,0,-100,
>	0,-20,-100
>};
>unsigned short i[] = { 0, 1, 2, 
>		       1, 2, 3 };
>GLsizei tsci[] = { 3, 3 };
>unsigned short *tsfi[] = { i, i+3 };
>unsigned int tsin = sizeof(tsci)/sizeof(*tsci);
>
>static void draw(void)
>{
>    glEnableClientState(GL_VERTEX_ARRAY);
>    glInterleavedArrays(GL_V3F, 0, v);
>    glMultiDrawElements(GL_TRIANGLES, tsci, GL_UNSIGNED_SHORT,
>			(void *)tsfi, tsin);
>}
>
>static void drawfunc(void)
>{
>    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
>
>    glPushMatrix();
>
>    // Render some triangles directly in red
>    glColor3f(.5, 0, 0);
>    draw();
>
>    glTranslatef(0, -50, 0);
>
>    // Render the same triangles from a display list, in green
>    glColor3f(0, .5, 0);
>    glCallList(display_list);
>
>    glPopMatrix();
>    glutSwapBuffers();
>}
>
>static void idle_visible()
>{
>    glutPostRedisplay();
>}
>
>/* new window size or exposure */
>static void reshape(int width, int height)
>{
>  float h = (float) height / (float) width;
>  float s = 1.0;
>
>  screen_width = width;
>  screen_height = height;
>
>  glViewport(0, 0, (GLint) width, (GLint) height);
>  glMatrixMode(GL_PROJECTION);
>  glLoadIdentity();
>  glFrustum(-s, s, -h*s*1.5, h*s*.5, 1.5, 500);
>  glMatrixMode(GL_MODELVIEW);
>  glLoadIdentity();
>}
>
>static void init()
>{
>  float ambient[3] = { 1, 1, 1 };
>
>  glClearColor(.5, .5, .9, 1.0);
>
>  glEnable(GL_LIGHTING);
>  glEnable(GL_LIGHT0);
>  glLightfv(GL_LIGHT0, GL_DIFFUSE, ambient);
>
>  display_list = glGenLists(1);
>  glNewList(display_list, GL_COMPILE);
>  draw();
>  glEndList();
>
>  glEnable(GL_COLOR_MATERIAL);
>  glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
>}
>
>void visible(int vis)
>{
>    glutIdleFunc(idle_visible);
>}
>
>int main(int argc, char *argv[])
>{
>    glutInit(&argc, argv);
>
>    glutInitDisplayMode(GLUT_RGB|GLUT_DEPTH|GLUT_DOUBLE);
>    glutInitWindowPosition(0, 0);
>    glutInitWindowSize(200, 200);
>    glutCreateWindow("Test glMultiDrawElements");
>
>    glutDisplayFunc(drawfunc);
>    glutReshapeFunc(reshape);
>    glutVisibilityFunc(visible);
>
>    printf("Vendor: %s\n", glGetString(GL_VENDOR));
>    printf("Renderer: %s\n", glGetString(GL_RENDERER));
>    printf("Version: %s\n", glGetString(GL_VERSION));
>    printf("Extensions: %s\n", glGetString(GL_EXTENSIONS));
>    printf("GLU Version: %s\n", gluGetString(GLU_VERSION));
>    printf("GLU Extensions: %s\n", gluGetString(GLU_EXTENSIONS));
>
>    fflush(stdout);
>
>    init();
>    glutMainLoop();
>    return 0;
>}

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Attachments on bug 15701: 16167 | 16168

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