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/*
* Copyright © 2014 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 null-data.c
*
* From the GL_ARB_clear_buffer_object spec:
* "If <data> is NULL, then the pointer is ignored and the sub-range of the
* buffer is filled with zeros."
*/
#include "piglit-util-gl.h"
#include "common.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_compat_version = 15;
config.supports_gl_core_version = 31;
config.khr_no_error_support = PIGLIT_NO_ERRORS;
PIGLIT_GL_TEST_CONFIG_END
void
piglit_init(int argc, char **argv)
{
bool pass = true;
const int buffer_size = 1<<20;
unsigned int buffer[2];
static const char *const data_zero = "\x00\x00\x00\x00";
static const char *const data_init = "\xff\xff\xff\xff"
"\xff\xff\xff\xff"
"\x00\x00\x00\x00"
"\x00\x00\x00\x00"
"\x55\x55\x55\x55"
"\x55\x55\x55\x55"
"\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa"
"\xff\x00\xff\x00"
"\xff\x00\xff\x00"
"\x00\xff\x00\xff"
"\x00\xff\x00\xff"
"\x91\xcc\x45\x36"
"\xd3\xe4\xe3\x5b"
"\x79\x1e\x21\x39"
"\xa8\xfa\x69\x6a";
piglit_require_extension("GL_ARB_clear_buffer_object");
/* Init buffers */
glGenBuffers(ARRAY_SIZE(buffer), buffer);
for (int i = 0; i < ARRAY_SIZE(buffer); i++) {
glBindBuffer(GL_ARRAY_BUFFER, buffer[i]);
glBufferData(GL_ARRAY_BUFFER, buffer_size, NULL, GL_STREAM_READ);
fill_array_buffer(64, data_init);
}
glBindBuffer(GL_ARRAY_BUFFER, buffer[0]);
glClearBufferData(GL_ARRAY_BUFFER, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE,
NULL);
pass = check_array_buffer_data(4, data_zero) && pass;
if (piglit_is_extension_supported("GL_EXT_direct_state_access")) {
glClearNamedBufferDataEXT(buffer[1], GL_RGBA8, GL_RGBA,
GL_UNSIGNED_BYTE, NULL);
glBindBuffer(GL_ARRAY_BUFFER, buffer[1]);
pass = check_array_buffer_data(4, data_zero) && pass;
}
glBindBuffer(GL_ARRAY_BUFFER, 0);
glDeleteBuffers(ARRAY_SIZE(buffer), buffer);
pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
enum piglit_result
piglit_display(void)
{
return PIGLIT_PASS;
}
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