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/* Copyright © 2012 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 minmax.c
*
* Test for the minimum maximum values in section 6.2 "State Tables"
* of the GL 3.1 spec.
*/
#include "piglit-util-gl.h"
#include "minmax-test.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_compat_version = 10;
config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
config.khr_no_error_support = PIGLIT_NO_ERRORS;
PIGLIT_GL_TEST_CONFIG_END
enum piglit_result
piglit_display(void)
{
/* UNREACHED */
return PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
int vuniforms = 0, vblocks = 0;
int guniforms = 0, gblocks = 0;
int funiforms = 0, fblocks = 0;
int blocksize = 0;
bool gs = (piglit_get_gl_version() >= 32) || piglit_is_extension_supported("GL_ARB_geometry_shader4");
piglit_require_extension("GL_ARB_uniform_buffer_object");
piglit_print_minmax_header();
piglit_test_min_int(GL_MAX_FRAGMENT_UNIFORM_COMPONENTS, 1024);
piglit_test_min_int(GL_MAX_VERTEX_UNIFORM_BLOCKS, 12);
piglit_test_min_int(GL_MAX_FRAGMENT_UNIFORM_BLOCKS, 12);
if (gs)
piglit_test_min_int(GL_MAX_GEOMETRY_UNIFORM_BLOCKS, 12);
piglit_test_min_int(GL_MAX_COMBINED_UNIFORM_BLOCKS, gs ? 36 : 24);
piglit_test_min_int(GL_MAX_UNIFORM_BUFFER_BINDINGS, gs ? 36 : 24);
piglit_test_min_int(GL_MAX_UNIFORM_BLOCK_SIZE, 16384);
/* Minimum value for OpenGL 3.1 is
* (MAX_<stage>_UNIFORM_BLOCKS * MAX_UNIFORM_BLOCK_SIZE) +
* MAX_<stage>_UNIFORM_COMPONENTS. Minimum value prior to
* OpenGL 3.1 is MAX_<stage>_UNIFORM_COMPONENTS.
*/
if (piglit_get_gl_version() >= 31) {
glGetIntegerv(GL_MAX_VERTEX_UNIFORM_BLOCKS, &vblocks);
glGetIntegerv(GL_MAX_FRAGMENT_UNIFORM_BLOCKS, &fblocks);
}
glGetIntegerv(GL_MAX_VERTEX_UNIFORM_COMPONENTS, &vuniforms);
glGetIntegerv(GL_MAX_FRAGMENT_UNIFORM_COMPONENTS, &funiforms);
glGetIntegerv(GL_MAX_UNIFORM_BLOCK_SIZE, &blocksize);
piglit_test_min_int(GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS,
vblocks * blocksize / 4 + vuniforms);
piglit_test_min_int(GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS,
fblocks * blocksize / 4 + funiforms);
if (gs) {
if (piglit_get_gl_version() >= 31) {
glGetIntegerv(GL_MAX_GEOMETRY_UNIFORM_BLOCKS, &gblocks);
}
glGetIntegerv(GL_MAX_GEOMETRY_UNIFORM_COMPONENTS, &guniforms);
piglit_test_min_int(GL_MAX_COMBINED_GEOMETRY_UNIFORM_COMPONENTS,
gblocks * blocksize / 4 + guniforms);
}
piglit_test_min_int(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, 1);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
piglit_report_result(piglit_minmax_pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
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