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/*
* Copyright © 2013 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/** @file buffer-binding.c
*
* Test that glBindBufferBase() and glBindBufferRange() have the
* necessary error checking for atomic counter buffers and that they
* update the buffer metadata correctly.
*/
#include "common.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_core_version = 31;
config.window_width = 1;
config.window_height = 1;
config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
config.khr_no_error_support = PIGLIT_NO_ERRORS;
PIGLIT_GL_TEST_CONFIG_END
static bool
run_test_bind_at(unsigned i)
{
GLuint buffer;
glGenBuffers(1, &buffer);
glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, i, buffer);
if (glGetError())
return false;
glBufferData(GL_ATOMIC_COUNTER_BUFFER, 4, NULL, GL_STATIC_DRAW);
glDeleteBuffers(1, &buffer);
return !glGetError();
}
static bool
run_test_bind_range(unsigned i)
{
GLuint buffer;
GLint binding;
GLint start, size;
glGenBuffers(1, &buffer);
glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, i, buffer);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("Initial buffer binding failed.\n");
return false;
}
glBufferData(GL_ATOMIC_COUNTER_BUFFER, 16, NULL, GL_STATIC_DRAW);
if (!piglit_khr_no_error) {
glBindBufferRange(GL_ATOMIC_COUNTER_BUFFER, i, buffer, 6, 5);
if (!piglit_check_gl_error(GL_INVALID_VALUE)) {
printf("Misaligned buffer range binding didn't "
"generate a GL_INVALID_VALUE error.\n");
return false;
}
}
glBindBufferRange(GL_ATOMIC_COUNTER_BUFFER, i, buffer, 8, 5);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("Buffer range binding failed.\n");
return false;
}
glGetIntegerv(GL_ATOMIC_COUNTER_BUFFER_BINDING, &binding);
if (!piglit_check_gl_error(GL_NO_ERROR) ||
binding != buffer) {
printf("Unexpected generic counter buffer binding: 0x%x.\n",
binding);
return false;
}
glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_BINDING, i, &binding);
if (!piglit_check_gl_error(GL_NO_ERROR) ||
binding != buffer) {
printf("Unexpected counter buffer binding %d: 0x%x.\n",
i, binding);
return false;
}
glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_START, i, &start);
if (!piglit_check_gl_error(GL_NO_ERROR) ||
start != 8) {
printf("Unexpected counter buffer offset 0x%x.\n",
(unsigned)start);
return false;
}
glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_SIZE, i, &size);
if (!piglit_check_gl_error(GL_NO_ERROR) ||
size != 5) {
printf("Unexpected counter buffer size: 0x%x.\n",
(unsigned)size);
return false;
}
glDeleteBuffers(1, &buffer);
return true;
}
void
piglit_init(int argc, char **argv)
{
struct atomic_counters_limits ls = atomic_counters_get_limits();
enum piglit_result status = PIGLIT_PASS;
piglit_require_gl_version(31);
piglit_require_extension("GL_ARB_shader_atomic_counters");
atomic_counters_subtest(&status, GL_NONE,
"Atomic buffer binding below the "
"implementation limit",
run_test_bind_at, ls.bindings - 1);
if (!piglit_khr_no_error) {
atomic_counters_subtest(&status, GL_NONE,
"Atomic buffer binding above the "
"implementation limit",
!run_test_bind_at, ls.bindings);
}
atomic_counters_subtest(&status, GL_NONE,
"Atomic buffer range binding",
run_test_bind_range, ls.bindings - 1);
piglit_report_result(status);
}
enum piglit_result
piglit_display(void)
{
return PIGLIT_PASS;
}
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