tests/spec/arb_uniform_buffer_object/deletebuffers.c

   1 /*
   2  * Copyright © 2012 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
  21  * DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 /** @file deletebuffers.c
  25  *
  26  * Tests that glDeleteBuffers() also removes the
  27  * glBindBufferBase()/glBindBufferRange() bindings along with the
  28  * usual glBindBuffer() binding.
  29  */
  30
  31 #include "piglit-util-gl.h"
  32
  33 PIGLIT_GL_TEST_CONFIG_BEGIN
  34
  35         config.supports_gl_compat_version = 10;
  36         config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE;
  37         config.khr_no_error_support = PIGLIT_NO_ERRORS;
  38
  39 PIGLIT_GL_TEST_CONFIG_END
  40
  41 void
  42 piglit_init(int argc, char **argv)
  43 {
  44         bool pass = true;
  45         GLuint bo[2];
  46         GLint binding;
  47
  48         piglit_require_extension("GL_ARB_uniform_buffer_object");
  49
  50         glGetIntegeri_v(GL_UNIFORM_BUFFER_BINDING, 0, &binding);
  51         if (binding != 0) {
  52                 fprintf(stderr, "Default UBO binding should be 0, was %d\n",
  53                         binding);
  54                 piglit_report_result(PIGLIT_FAIL);
  55         }
  56
  57         glGenBuffers(2, bo);
  58
  59         glBindBuffer(GL_UNIFORM_BUFFER, bo[0]);
  60         glBufferData(GL_UNIFORM_BUFFER, 4, NULL, GL_STATIC_DRAW);
  61         glBindBufferBase(GL_UNIFORM_BUFFER, 0, bo[0]);
  62
  63         glBindBuffer(GL_UNIFORM_BUFFER, bo[1]);
  64         glBufferData(GL_UNIFORM_BUFFER, 4, NULL, GL_STATIC_DRAW);
  65         glBindBufferRange(GL_UNIFORM_BUFFER, 1, bo[1], 0, 4);
  66
  67         glDeleteBuffers(2, bo);
  68
  69         if (glIsBuffer(bo[0]) || glIsBuffer(bo[1])) {
  70                 fprintf(stderr, "Failed to delete buffers\n");
  71                 pass = false;
  72         }
  73
  74         glGetIntegerv(GL_UNIFORM_BUFFER_BINDING, &binding);
  75         if (binding != 0) {
  76                 printf("Failed to unbind glBindBuffer() buffer %d:\n"
  77                        "  binding set to %d, should be 0\n",
  78                        bo[1], binding);
  79                 pass = false;
  80         }
  81
  82         glGetIntegeri_v(GL_UNIFORM_BUFFER_BINDING, 0, &binding);
  83         if (binding != 0) {
  84                 printf("Failed to unbind glBindBufferBase() buffer %d:\n"
  85                        "  binding set to %d, should be 0\n",
  86                        bo[0], binding);
  87                 pass = false;
  88         }
  89
  90         glGetIntegeri_v(GL_UNIFORM_BUFFER_BINDING, 1, &binding);
  91         if (binding != 0) {
  92                 printf("Failed to unbind glBindBufferRange() buffer %d:\n"
  93                        "  binding set to %d, should be 0\n",
  94                        bo[1], binding);
  95                 pass = false;
  96         }
  97
  98         piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
  99 }
 100
 101 enum piglit_result piglit_display(void)
 102 {
 103         /* UNREACHED */
 104         return PIGLIT_FAIL;
 105 }
 106