lwjgl/src/native/linux/org_lwjgl_opengl_LinuxCanva...

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/*
2008-04-07 14:42:36 -04:00
* Copyright (c) 2002-2008 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* $Id$
*
* @author elias_naur <elias_naur@users.sourceforge.net>
* @version $Revision$
*/
#include <jni.h>
#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include "org_lwjgl_opengl_LinuxCanvasImplementation.h"
#include "extgl_glx.h"
#include "context.h"
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxCanvasImplementation_nFindVisualIDFromFormat
(JNIEnv *env, jclass clazz, jlong display, jint screen, jobject pixel_format) {
Display *disp = (Display *)(intptr_t)display;
GLXExtensions extension_flags;
if (!extgl_InitGLX(disp, screen, &extension_flags)) {
throwException(env, "Could not initialize GLX");
return -1;
}
XVisualInfo *vis_info = chooseVisualGLX(env, disp, screen, pixel_format, true, true);
if (vis_info == NULL) {
throwException(env, "Could not choose a VisualInfo");
return -1;
}
VisualID vis_id = vis_info->visualid;
XFree(vis_info);
return vis_id;
}