tests/shaders/glsl-link-initializer-04.c

   1 /*
   2  * Copyright © 2010 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
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   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 glsl-link-initializer-04.c
  26  * Test non-conflicting variable initializers.
  27  *
  28  * Each of the 2 shaders involved in this test have a global variable called
  29  * \c global_variable.  Each has the same initializer for the variable.  The
  30  * test verifies that linking the shaders together is successful.
  31  *
  32  * \author Ian Romanick
  33  */
  34
  35 #include "piglit-util.h"
  36
  37 int piglit_width = 100, piglit_height = 100;
  38 int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE;
  39
  40 enum piglit_result
  41 piglit_display(void)
  42 {
  43         return PIGLIT_FAILURE;
  44 }
  45
  46 void piglit_init(int argc, char **argv)
  47 {
  48         GLint vert[3];
  49         GLint prog;
  50         GLboolean ok;
  51
  52         if (!GLEW_VERSION_2_0) {
  53                 printf("Requires OpenGL 2.0\n");
  54                 piglit_report_result(PIGLIT_SKIP);
  55         }
  56
  57         vert[0] =
  58                 piglit_compile_shader(GL_VERTEX_SHADER,
  59                                       "shaders/glsl-link-initializer-04a.vert");
  60         vert[1] =
  61                 piglit_compile_shader(GL_VERTEX_SHADER,
  62                                       "shaders/glsl-link-initializer-04b.vert");
  63         prog = glCreateProgram();
  64         glAttachShader(prog, vert[0]);
  65         glAttachShader(prog, vert[1]);
  66         glLinkProgram(prog);
  67
  68         ok = piglit_link_check_status(prog);
  69         piglit_report_result(ok ? PIGLIT_SUCCESS : PIGLIT_FAILURE);
  70 }
  71