Attachment 7801 Details for Bug 9044 – Test case

Test case

tdrawpixels.c (text/plain), 2.07 KB, created by haihao on 2006-11-15 17:48:53 UTC

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Creator: haihao

Created: 2006-11-15 17:48:53 UTC

Size: 2.07 KB

patch

obsolete

>#include <stdlib.h>
>#include <string.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
>
>static GLfloat vbuf[] = {X1, Y1, 0, X1, Y2, 0, X2, Y2, 0, X2, Y1, 0};
>
>void 
>display_normal(void)
>{
>        GLuint lid;
>        GLubyte bitmap[128];
>        int i;
>
>        for (i = 0; i < sizeof(bitmap) / sizeof(GLubyte); i++)
>                bitmap[i] = 0xff;
>
>        glClear(GL_COLOR_BUFFER_BIT);
>        glColor3f (0.0, 0.0, 1.0);
>        glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
>        glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
>        glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
>        glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
>        glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
>        glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_TRUE);
>
>        lid = glGenLists(1);
>        glNewList(lid, GL_COMPILE);
>        glDrawPixels(32, 32, GL_COLOR_INDEX, GL_BITMAP, bitmap);
>        glEndList();
>        glCallList(lid);
>        glDeleteLists(lid, 1);
>
>        glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
>        glFlush();
>}
>
>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();
>        glRasterPos2f(10, 10);
>}
>
>static void init()
>{
>        glDisable(GL_DITHER);
>        glClearColor(1, 1, 0, 1);
>        glBlendFunc(GL_SRC_ALPHA, GL_ZERO);
>}
>
>int 
>main(int argc, char** argv)
>{
>        glutInit(&argc, argv);
>        glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
>        glutInitWindowSize(250, 250);
>        glutInitWindowPosition(100, 100);
>        glutCreateWindow("DrawPixels");
>        init();
>        glutReshapeFunc(reshape);
>        glutDisplayFunc(display);
>        glutKeyboardFunc(key);
>        glutMainLoop();
>        return 0;
>}

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Attachments on bug 9044: 7801 | 7802

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