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/*
* Copyright 2011 VMware, Inc.
*
* 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.
*/
/**
* Try copying a large texture image from a small window. The driver will
* have to do some clipping to avoid reading out of bounds.
* XXX we should also do some rendering with the texture and check the results.
*/
#include "piglit-util.h"
PIGLIT_GL_TEST_MAIN(
100 /*window_width*/,
100 /*window_height*/,
GLUT_DOUBLE | GLUT_RGB)
static GLboolean
test(void)
{
const int texWidth = 512, texHeight = 512;
int i;
for (i = 0; i < 20; i++) {
int x = rand() % 300 - 100;
int y = rand() % 300 - 100;
int w, h;
glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, x, y,
texWidth, texHeight, 0);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &w);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &h);
if (w != texWidth || h != texHeight)
return GL_FALSE;
}
return GL_TRUE;
}
enum piglit_result
piglit_display(void)
{
if (test())
return PIGLIT_PASS;
else
return PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
}
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