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/*
* Copyright 2009-2012 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.
*/
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "piglit-util-gl-common.h"
#include "piglit-framework-gl.h"
#include "piglit-framework-glut.h"
#ifdef PIGLIT_USE_GLX
#include "piglit-glx-util.h"
#endif
/**
* \brief Set by piglit_framework_glut_init().
*
* This global variable exists because GLUT's API requires that data be passed
* to the display function via a global. Ugh, what an awful API.
*/
static const struct piglit_gl_test_config *test_config;
static int piglit_window;
static enum piglit_result result;
static void
display(void)
{
result = test_config->display();
if (piglit_automatic) {
glutDestroyWindow(piglit_window);
#ifdef FREEGLUT
/* Tell GLUT to clean up and exit, so that we can
* reasonably valgrind our testcases for memory
* leaks by the GL.
*/
glutSetOption(GLUT_ACTION_ON_WINDOW_CLOSE,
GLUT_ACTION_GLUTMAINLOOP_RETURNS);
glutLeaveMainLoop();
#else
piglit_report_result(result);
#endif
}
}
static void
reshape(int w, int h)
{
if (piglit_automatic &&
(w != piglit_width ||
h != piglit_height)) {
printf("Got spurious window resize in automatic run "
"(%d,%d to %d,%d)\n", piglit_width, piglit_height, w, h);
piglit_report_result(PIGLIT_WARN);
}
piglit_width = w;
piglit_height = h;
glViewport(0, 0, w, h);
}
/* Swapbuffers the results to the window in non-auto mode. */
void
piglit_present_results()
{
if (!piglit_automatic && !piglit_use_fbo)
glutSwapBuffers();
}
void
piglit_framework_glut_init(int argc, char *argv[],
const struct piglit_gl_test_config *config)
{
if (test_config != NULL)
assert(!"already init");
test_config = config;
glutInit(&argc, argv);
# if defined(PIGLIT_USE_WAFFLE)
# if defined(PIGLIT_USE_OPENGL)
glutInitAPIMask(GLUT_OPENGL_BIT);
# elif defined(PIGLIT_USE_OPENGL_ES1)
glutInitAPIMask(GLUT_OPENGL_ES1_BIT);
# elif defined(PIGLIT_USE_OPENGL_ES2)
glutInitAPIMask(GLUT_OPENGL_ES2_BIT);
# else
# error
# endif
# endif
glutInitWindowPosition(0, 0);
glutInitWindowSize(config->window_width,
config->window_height);
glutInitDisplayMode(config->window_visual);
piglit_window = glutCreateWindow(argv[0]);
#if defined(PIGLIT_USE_GLX) && !defined(PIGLIT_USE_WAFFLE)
/* If using waffle, then the current platform might not be GLX.
* So we can't call any GLX functions.
*
* FIXME: Detect the waffle platform and handle piglit_automatic
* FIXME: appropriately.
*/
if (piglit_automatic)
piglit_glx_set_no_input();
#endif
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutKeyboardFunc(piglit_escape_exit_key);
#ifdef PIGLIT_USE_OPENGL
glewInit();
#endif
}
void
piglit_framework_glut_run(const struct piglit_gl_test_config *config)
{
glutMainLoop();
piglit_report_result(result);
}
void
piglit_framework_glut_swap_buffers(void)
{
glutSwapBuffers();
}
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