tests/general/dlist-fdo3129-02.c

   1 /*
   2  * Copyright © 2009 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 /**
  25  * \file dlist-fdo3129-02.c
  26  * Test odd combinations of command in a display list.
  27  *
  28  * This test is based on a test case posted to fdo bug #3129 by Nicolai Hähnle.
  29  * Once upon a time, this triggered an assertion failure in Mesa.
  30  */
  31 #include "piglit-util.h"
  32 #include "piglit-framework.h"
  33
  34 int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE;
  35 int piglit_width = 256;
  36 int piglit_height = 256;
  37
  38 static GLuint list;
  39
  40 enum piglit_result
  41 piglit_display(void)
  42 {
  43         enum piglit_result result = PIGLIT_SUCCESS;
  44         static const GLfloat color[4] = { 1.0, 1.0, 1.0, 1.0 };
  45
  46         glClear (GL_COLOR_BUFFER_BIT);
  47
  48         /* Set some values outside the list.
  49          */
  50         glColor3fv(color);
  51
  52
  53         /* Compile a list.  Start with two-component vertexes, then, after the
  54          * first primitive is complete, use a three-component vertex.
  55          * in the list.
  56          */
  57         glNewList(list, GL_COMPILE);
  58
  59         glBegin(GL_TRIANGLE_STRIP);
  60         glVertex2f(piglit_width / 4, piglit_height / 4);
  61         glVertex2f((piglit_width * 3) / 4, piglit_height / 4);
  62         glVertex2f((piglit_width * 3) / 4, (piglit_height * 3) / 4);
  63         glVertex3f(piglit_width / 4, (piglit_height * 3) / 4, 0.1);
  64         glEnd();
  65
  66         glEndList();
  67
  68         glCallList(list);
  69
  70         if (!piglit_probe_pixel_rgb(piglit_width / 2,
  71                                     piglit_height / 2,
  72                                     color)) {
  73                 result = PIGLIT_FAILURE;
  74         }
  75
  76         glutSwapBuffers();
  77
  78         return result;
  79 }
  80
  81
  82 void
  83 piglit_init(int argc, char **argv)
  84 {
  85         (void) argc;
  86         (void) argv;
  87
  88         piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
  89         list = glGenLists(1);
  90 }