tests/spec/arb_tessellation_shader/invalid-patch-vertices-range.c

   1 /*
   2  * Copyright © 2014 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 invalid-patch-vertices-range.c
  26  *
  27  * From the ARB_tessellation_shader spec (Errors section):
  28  *
  29  *     "The error INVALID_VALUE is generated by PatchParameteri if <pname> is
  30  *     PATCH_VERTICES and <value> is less than or equal to zero or is greater
  31  *     than the implementation-dependent maximum patch size."
  32  *
  33  */
  34
  35 #include "piglit-util-gl.h"
  36
  37 PIGLIT_GL_TEST_CONFIG_BEGIN
  38
  39         config.supports_gl_compat_version = 32;
  40         config.supports_gl_core_version = 32;
  41         config.khr_no_error_support = PIGLIT_HAS_ERRORS;
  42
  43 PIGLIT_GL_TEST_CONFIG_END
  44
  45
  46 void
  47 piglit_init(int argc, char **argv)
  48 {
  49         bool pass = true;
  50         int max_patch_vertices;
  51
  52         piglit_require_extension("GL_ARB_tessellation_shader");
  53
  54         glGetIntegerv(GL_MAX_PATCH_VERTICES, &max_patch_vertices);
  55
  56         pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
  57         glPatchParameteri(GL_PATCH_VERTICES, -1);
  58         pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
  59
  60         pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
  61         glPatchParameteri(GL_PATCH_VERTICES, 0);
  62         pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
  63
  64         pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
  65         glPatchParameteri(GL_PATCH_VERTICES, max_patch_vertices + 1);
  66         pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
  67
  68         pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
  69
  70         piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
  71 }
  72
  73
  74 enum piglit_result
  75 piglit_display(void)
  76 {
  77         return PIGLIT_PASS;
  78 }
  79