2002-11-15 05:40:55 -05:00
|
|
|
/*
|
|
|
|
* Copyright (c) 2002 Light Weight Java Game Library 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 'Light Weight Java Game Library' 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.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/**
|
|
|
|
* $Id$
|
|
|
|
*
|
2002-11-15 06:10:32 -05:00
|
|
|
* Base linux functionality for GL.
|
2002-11-15 05:40:55 -05:00
|
|
|
*
|
2002-11-15 06:10:32 -05:00
|
|
|
* @author elias_naur <elias_naur@users.sourceforge.net>
|
2002-11-15 05:40:55 -05:00
|
|
|
* @version $Revision$
|
|
|
|
*/
|
|
|
|
|
2002-11-19 02:42:55 -05:00
|
|
|
#include "extgl.h"
|
2002-11-15 05:40:55 -05:00
|
|
|
#include "org_lwjgl_opengl_BaseGL.h"
|
|
|
|
|
|
|
|
GLXContext context = NULL; // OpenGL rendering context
|
|
|
|
extern XVisualInfo * vis_info;
|
|
|
|
extern Window win;
|
|
|
|
extern Display * disp;
|
|
|
|
|
2002-11-21 06:00:40 -05:00
|
|
|
void makeCurrent(void) {
|
|
|
|
glXMakeCurrent(disp, win, context);
|
|
|
|
}
|
|
|
|
|
2002-11-25 12:04:56 -05:00
|
|
|
void releaseContext(void) {
|
|
|
|
glXMakeCurrent(disp, None, NULL);
|
|
|
|
}
|
|
|
|
|
2002-11-15 05:40:55 -05:00
|
|
|
/*
|
|
|
|
* Class: org_lwjgl_opengl_BaseGL
|
|
|
|
* Method: nCreate
|
|
|
|
* Signature: (IIII)Z
|
|
|
|
*/
|
|
|
|
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_BaseGL_nCreate
|
2002-12-19 11:35:35 -05:00
|
|
|
(JNIEnv * env, jobject obj)
|
2002-11-15 05:40:55 -05:00
|
|
|
{
|
|
|
|
|
|
|
|
if (!vis_info) {
|
|
|
|
#ifdef _DEBUG
|
|
|
|
printf("No visual info\n");
|
|
|
|
#endif
|
|
|
|
return JNI_FALSE;
|
|
|
|
}
|
|
|
|
context = glXCreateContext(disp, vis_info, NULL, True);
|
|
|
|
if (!context) {
|
|
|
|
#ifdef _DEBUG
|
|
|
|
printf("Could not create context\n");
|
|
|
|
#endif
|
|
|
|
return JNI_FALSE;
|
|
|
|
}
|
|
|
|
|
2002-11-21 06:00:40 -05:00
|
|
|
makeCurrent();
|
2002-11-18 15:22:01 -05:00
|
|
|
if (extgl_Initialize() != 0) {
|
|
|
|
#ifdef _DEBUG
|
|
|
|
printf("Could not init gl function pointers\n");
|
|
|
|
#endif
|
|
|
|
return JNI_FALSE;
|
|
|
|
}
|
2002-11-25 15:35:01 -05:00
|
|
|
#ifdef _DEBUG
|
|
|
|
const GLubyte * extensions = glGetString(GL_EXTENSIONS);
|
|
|
|
printf("Supported extensions: %s\n", extensions);
|
|
|
|
#endif
|
2002-11-15 05:40:55 -05:00
|
|
|
return JNI_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Class: org_lwjgl_opengl_BaseGL
|
|
|
|
* Method: nDestroy
|
|
|
|
* Signature: ()V
|
|
|
|
*/
|
|
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nDestroy
|
|
|
|
(JNIEnv * env, jobject obj)
|
|
|
|
{
|
2002-11-25 12:04:56 -05:00
|
|
|
releaseContext();
|
2002-11-15 05:40:55 -05:00
|
|
|
// Delete the rendering context
|
|
|
|
if (context != NULL)
|
|
|
|
glXDestroyContext(disp, context);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Class: org_lwjgl_opengl_BaseGL
|
|
|
|
* Method: swapBuffers
|
|
|
|
* Signature: ()V
|
|
|
|
*/
|
|
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_swapBuffers(JNIEnv * env, jobject obj)
|
|
|
|
{
|
|
|
|
glXSwapBuffers(disp, win);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Class: org_lwjgl_opengl_BaseGL
|
|
|
|
* Method: nMakeCurrent
|
|
|
|
* Signature: ()V
|
|
|
|
*/
|
|
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nMakeCurrent
|
|
|
|
(JNIEnv * env, jobject obj)
|
|
|
|
{
|
2002-11-21 06:00:40 -05:00
|
|
|
makeCurrent();
|
2002-11-15 05:40:55 -05:00
|
|
|
}
|
|
|
|
|
2002-11-25 12:04:56 -05:00
|
|
|
/*
|
|
|
|
* * Class: org_lwjgl_opengl_BaseGL
|
|
|
|
* * Method: nFreeContext
|
|
|
|
* * Signature: ()V
|
|
|
|
* */
|
|
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nReleaseContext
|
|
|
|
(JNIEnv *, jobject)
|
|
|
|
{
|
|
|
|
releaseContext();
|
|
|
|
}
|