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/*
* Copyright © 2009 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.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
/** @file streaming-texture-leak.c
*
* Tests that allocating and freeing textures over and over doesn't OOM
* the system due to various refcounting issues drivers may have.
*
* Textures used are around 4MB, and we make 5k of them, so OOM-killer
* should catch any failure.
*
* Bug #23530
*/
#include "piglit-util-gl-common.h"
PIGLIT_GL_TEST_MAIN(
100 /*window_width*/,
100 /*window_height*/,
GLUT_RGB | GLUT_DOUBLE)
#define TEX_SIZE 1024
static int tex_buffer[TEX_SIZE * TEX_SIZE];
enum piglit_result
piglit_display(void)
{
GLboolean pass = GL_TRUE;
GLuint texture;
int i;
float expected[4] = {0.0, 1.0, 0.0, 0.0};
for (i = 0; i < 5000; i++) {
glGenTextures(1, &texture);
glBindTexture(GL_TEXTURE_2D, texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_SIZE, TEX_SIZE,
0, GL_RGBA,
GL_UNSIGNED_BYTE, tex_buffer);
piglit_draw_rect_tex(0, 0, piglit_width, piglit_height,
0, 0, 1, 1);
glDeleteTextures(1, &texture);
}
pass = piglit_probe_pixel_rgb(piglit_width / 2, piglit_height / 2,
expected);
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
int i;
piglit_automatic = GL_TRUE;
piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
for (i = 0; i < TEX_SIZE * TEX_SIZE; i++)
tex_buffer[i] = 0x0000ff00;
glEnable(GL_TEXTURE_2D);
}
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