Attachment 15994 Details for Bug 15573 – test case

test case

testcase.c (text/plain), 1.16 KB, created by WuNian on 2008-04-17 19:06:13 UTC

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Creator: WuNian

Created: 2008-04-17 19:06:13 UTC

Size: 1.16 KB

patch

obsolete

>#include <GL/glut.h>
>#include <stdlib.h>
>#include <stdio.h>
>#include <math.h>
>
>#define WINDSIZEX 100
>#define WINDSIZEY 100
>
>
>void init(void)
>{
>
>glClearColor(0.0, 0.0, 0.0, 0.0);
>    glClear(GL_COLOR_BUFFER_BIT);
>}
>
>static void test(void)
>{   
>   GLfloat buf[10000];
>
>    glClear(GL_COLOR_BUFFER_BIT);
>
>    glColor4f(1.0, 1.0, 1.0, 0.0);
>    glBegin(GL_POLYGON);
>        glVertex2i(WINDSIZEX/4, WINDSIZEY/4);
>        glVertex2i(WINDSIZEX*3/4, WINDSIZEY/4);
>        glVertex2i(WINDSIZEX*3/4, WINDSIZEY*3/4);
>        glVertex2i(WINDSIZEX/4, WINDSIZEY*3/4);
>    glEnd();
>
>    glReadPixels(WINDSIZEX/2, WINDSIZEY/2, 1, 1, GL_RGB, GL_FLOAT, buf);
>
>}
>
>void display(void)
>{
>    glViewport(0, 0, WINDSIZEX, WINDSIZEY);
>        glMatrixMode(GL_PROJECTION);
>        glLoadIdentity();
>    gluOrtho2D(0, WINDSIZEX, 0, WINDSIZEY);
>        glMatrixMode(GL_MODELVIEW);
>        glLoadIdentity();
>
>    test();
>}
>
>int main(int argc, char** argv)
>{
>   glutInit(&argc, argv);
>   glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
>   glutInitWindowSize(WINDSIZEX, WINDSIZEY);
>   glutInitWindowPosition(100, 100);
>   glutCreateWindow(argv[0]);
>   init();
>   glutDisplayFunc(display);
>   glutMainLoop();
>   return 0; 
>}

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Attachments on bug 15573: 15994

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