tests/spec/glsl-1.30/texel-offset-limits.c

   1 /*
   2  * Copyright (c) 2010 VMware, Inc.
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the 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,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NON-INFRINGEMENT.  IN NO EVENT SHALL VMWARE AND/OR THEIR SUPPLIERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  */
  24
  25 /**
  26  * @file texel-offset-limits.c
  27  *
  28  * Tests that GLSL 1.30 exposes the GL_MIN/MAX_PROGRAM_TEXEL_OFFSET limits.
  29  */
  30
  31 #include "piglit-util-gl.h"
  32
  33 PIGLIT_GL_TEST_CONFIG_BEGIN
  34
  35         config.supports_gl_compat_version = 10;
  36
  37         config.window_width = 10;
  38         config.window_height = 10;
  39         config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE;
  40         config.khr_no_error_support = PIGLIT_NO_ERRORS;
  41
  42 PIGLIT_GL_TEST_CONFIG_END
  43
  44 enum piglit_result
  45 piglit_display()
  46 {
  47         /* UNREACHED */
  48         return PIGLIT_FAIL;
  49 }
  50
  51 void
  52 piglit_init(int argc, char **argv)
  53 {
  54         bool pass = true;
  55         GLint val;
  56
  57         piglit_require_GLSL_version(130);
  58
  59         glGetIntegerv(GL_MIN_PROGRAM_TEXEL_OFFSET, &val);
  60         if (!piglit_check_gl_error(GL_NO_ERROR))
  61                 piglit_report_result(PIGLIT_FAIL);
  62         if (val > -8) {
  63                 fprintf(stderr,
  64                         "query of GL_MIN_PROGRAM_TEXEL_OFFSET "
  65                         "returned %d, must be at least -8\n",
  66                         val);
  67                 pass = false;
  68         }
  69
  70         glGetIntegerv(GL_MAX_PROGRAM_TEXEL_OFFSET, &val);
  71         if (!piglit_check_gl_error(GL_NO_ERROR))
  72                 piglit_report_result(PIGLIT_FAIL);
  73         if (val < 7) {
  74                 fprintf(stderr,
  75                         "query of GL_MAX_PROGRAM_TEXEL_OFFSET "
  76                         "returned %d, must be at least 7\n",
  77                         val);
  78                 pass = false;
  79         }
  80
  81         piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
  82 }