Attachment 14798 Details for Bug 14799 – test case

test case

srgb_texture.c (text/plain), 1.61 KB, created by Shuang He on 2008-03-03 22:29:22 UTC

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Filename:

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Creator: Shuang He

Created: 2008-03-03 22:29:22 UTC

Size: 1.61 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)
>{
>    int i;
>    GLfloat white[] = { 1.0, 1.0, 1.0, 1.0 };
>
>    glClearColor (0.0, 0.0, 0.0, 1.0);
>    glColor4fv (white);
>    glDisable (GL_DITHER);
>}
>
>#define TEXTURE_SIZE 2
>void
>MakeTexture (GLubyte * image)
>{
>    int i;
>
>    for (i = 0; i < TEXTURE_SIZE * TEXTURE_SIZE * 3; i++)
>    {
>        image[i] = 1;
>    }
>}
>
>static void
>test (void)
>{
>    int i;
>    int texName;
>    GLubyte image[TEXTURE_SIZE * TEXTURE_SIZE * 3];
>    GLubyte image2[TEXTURE_SIZE * TEXTURE_SIZE * 3];
>
>    glClear (GL_COLOR_BUFFER_BIT);
>    glColor3f (1.0, 1.0, 1.0);
>    glGenTextures (1, &texName);
>    glBindTexture (GL_TEXTURE_2D, texName);
>
>    MakeTexture (image);
>    glTexImage2D (GL_TEXTURE_2D, 0, GL_SRGB_EXT, TEXTURE_SIZE,
>                  TEXTURE_SIZE, 0, GL_RGB, GL_UNSIGNED_BYTE, image);
>    glGetTexImage (GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, image2);
>
>    for (i = 0; i < TEXTURE_SIZE * TEXTURE_SIZE * 3; i++)
>    {
>        printf ("image2[%d] = %d\n", i, image2[i]);
>    }
>
>}
>
>void
>display (void)
>{
>    glMatrixMode (GL_PROJECTION);
>    glLoadIdentity ();
>    glOrtho (-50, 50, -50, 50, 0, 2048);
>
>    test ();
>}
>
>int
>main (int argc, char **argv)
>{
>    glutInit (&argc, argv);
>    glutInitDisplayMode (GLUT_SINGLE | GLUT_RGBA);
>    glutInitWindowSize (WINDSIZEX, WINDSIZEY);
>    glutInitWindowPosition (100, 100);
>    glutCreateWindow (argv[0]);
>    init ();
>    glutDisplayFunc (display);
>    glutMainLoop ();
>    return 0;
>}

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Attachments on bug 14799: 14798

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