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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 edgeflag.c
*
* Test for the glEdgeFlag() API working on GL_QUADs.
*
* There's a limitation in edge flag handling on Intel's gen6+
* hardware that it can't do edgeflag on lists of quads, so they must
* be broken down before submission to the hardware.
*/
#include "piglit-util-gl-common.h"
#include "minmax-test.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_compat_version = 10;
config.window_width = 32;
config.window_height = 32;
config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_ALPHA;
PIGLIT_GL_TEST_CONFIG_END
enum piglit_result
piglit_display(void)
{
bool pass = true;
float green[] = {0, 1, 0, 0};
float clear[] = {0, 0, 0, 0};
piglit_ortho_projection(piglit_width, piglit_height, false);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
glColor4f(0, 1, 0, 0);
/* Draw a rectangle, but set the flag to false for the verticals. */
glBegin(GL_QUADS);
glEdgeFlag(GL_TRUE);
glVertex2f(1.5, 1.5);
glEdgeFlag(GL_FALSE);
glVertex2f(5.5, 1.5);
glEdgeFlag(GL_TRUE);
glVertex2f(5.5, 5.5);
glEdgeFlag(GL_FALSE);
glVertex2f(1.5, 5.5);
glEdgeFlag(GL_TRUE);
glVertex2f(11.5, 1.5);
glEdgeFlag(GL_FALSE);
glVertex2f(15.5, 1.5);
glEdgeFlag(GL_TRUE);
glVertex2f(15.5, 5.5);
glEdgeFlag(GL_FALSE);
glVertex2f(11.5, 5.5);
glEnd();
pass = piglit_probe_pixel_rgba(3, 1, green) && pass;
pass = piglit_probe_pixel_rgba(3, 5, green) && pass;
pass = piglit_probe_pixel_rgba(1, 3, clear) && pass;
pass = piglit_probe_pixel_rgba(5, 3, clear) && pass;
pass = piglit_probe_pixel_rgba(13, 1, green) && pass;
pass = piglit_probe_pixel_rgba(13, 5, green) && pass;
pass = piglit_probe_pixel_rgba(11, 3, clear) && pass;
pass = piglit_probe_pixel_rgba(15, 3, clear) && pass;
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
}
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