Attachment 7876 Details for Bug 9134 – Test case demonstrating edge flag in a display list with mode set to COMPILE_AND_EXECUTE

Test case demonstrating edge flag in a display list with mode set to COMPILE_AND_EXECUTE

tlist_edge.c (text/plain), 2.02 KB, created by haihao on 2006-11-22 22:36:51 UTC

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Creator: haihao

Created: 2006-11-22 22:36:51 UTC

Size: 2.02 KB

patch

obsolete

>/*
> * A test case to demonstrate Mesa bug 9134.
> */
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>#include <math.h>
>#include <assert.h>
>#include <GL/glut.h>
>
>#define X1  -1.0
>#define X2  1.0
>#define Y1  -1.0
>#define Y2  1.0
>
>#define display display_normal
>
>#define POW(x, y) (float)pow((double)(x), (double)(y))
>#define ABS(x) (((x) < 0.0) ? -(x) : (x))
>
>#define ZERO 1.0 / POW(2.0, 13.0)
>
>void 
>display_normal(void)
>{
>        GLuint lid;
>        GLfloat buf[100];
>        memset(buf, 0, sizeof(buf));
>
>        glClear(GL_COLOR_BUFFER_BIT);
>        glColor3f (1.0, 0.0, 0.0);
>
>        lid = glGenLists(1);
>        glNewList(lid, GL_COMPILE_AND_EXECUTE);
>        glPolygonMode (GL_FRONT_AND_BACK, GL_POINT);
>        glBegin(GL_TRIANGLES);
>        glEdgeFlag (GL_TRUE);
>        glVertex2f(10.0, 10.0);
>        glVertex2f(50.0, 30.0);
>        glEdgeFlag (GL_FALSE);
>        glVertex2f(100.0, 10.0);
>        glEnd();
>        glFlush();
>        glEndList();
>
>        glDeleteLists(lid, 1);
>
>        glReadPixels(10, 10, 1, 1, GL_RGB, GL_FLOAT, (GLvoid *)buf);
>
>        if (ABS(buf[0] - 1.0) > ZERO || 
>            ABS(buf[1]) > ZERO ||
>            ABS(buf[2]) > ZERO) {
>                assert(0);
>        }
>}
>
>static void
>key(unsigned char k, int x, int y)
>{
>        switch (k) {
>        case 27:
>                exit(0);
>                break;
>        default:
>                return;
>        }
>        glutPostRedisplay();
>}
>
>
>static void 
>reshape(int width, int height)
>{
>        glViewport(0, 0, width, height);
>        glMatrixMode(GL_PROJECTION);
>        glLoadIdentity();
>        gluOrtho2D (0, width, 0, height);
>        glMatrixMode(GL_MODELVIEW);
>        glLoadIdentity();
>}
>
>int 
>main(int argc, char** argv)
>{
>        glutInit(&argc, argv);
>        glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
>        glutInitWindowSize(200, 200);
>        glutInitWindowPosition(100, 100);
>        glutCreateWindow("Vertex");
>        glutReshapeFunc(reshape);
>        glutDisplayFunc(display);
>        glutKeyboardFunc(key);
>        glutMainLoop();
>        return 0;
>}

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Attachments on bug 9134: 7876 | 7877

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