/*
 * Copyright © 2010 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.
 */

#ifndef PIGLIT_USE_OPENGL
#	error PIGLIT_USE_OPENGL is undefined
#endif

#if defined(_MSC_VER)
#include <windows.h>
#endif

#include "piglit-util-gl-common.h"

void
piglit_require_GLSL(void)
{
	if (piglit_get_gl_version() < 20
	    && !(piglit_is_extension_supported("GL_ARB_shader_objects")
	         && piglit_is_extension_supported("GL_ARB_shading_language_100"))) {
		printf("GLSL not supported.\n");
		piglit_report_result(PIGLIT_SKIP);
		exit(1);
	}
}

void
piglit_require_GLSL_version(int version)
{
	bool es;
	int major, minor;

	piglit_require_GLSL();

	piglit_get_glsl_version(&es, &major, &minor);

	if (es || 100 * major + minor < version) {
		printf("GLSL %d.%d not supported.\n",
		       version / 100, version % 100);
		piglit_report_result(PIGLIT_SKIP);
		exit(1);
	}
}

void
piglit_require_vertex_shader(void)
{
	if (piglit_get_gl_version() < 20
	    && !(piglit_is_extension_supported("GL_ARB_shader_objects")
		 && piglit_is_extension_supported("GL_ARB_vertex_shader"))) {
		printf("GLSL vertex shaders are not supported.\n");
		piglit_report_result(PIGLIT_SKIP);
		exit(1);
	}
}

void
piglit_require_fragment_shader(void)
{
	if (piglit_get_gl_version() < 20
	    && !(piglit_is_extension_supported("GL_ARB_shader_objects")
		 && piglit_is_extension_supported("GL_ARB_fragment_shader"))) {
		printf("GLSL fragment shaders are not supported.\n");
		piglit_report_result(PIGLIT_SKIP);
		exit(1);
	}
}