[Java-game-lib-cvs] CVS: LWJGL/src/native/win32 extal.c,NONE,1.1 org_lwjgl_opengl_BaseEAX.cpp,NONE,1.1 org_lwjgl_opengl_CoreEAX.cpp,NONE,1.1

[Brian M. <ma...@us...>]

Update of /cvsroot/java-game-lib/LWJGL/src/native/win32
In directory usw-pr-cvs1:/tmp/cvs-serv2916

Added Files:
	extal.c org_lwjgl_opengl_BaseEAX.cpp 
	org_lwjgl_opengl_CoreEAX.cpp 
Log Message:
add: first stab at EAX support

--- NEW FILE: extal.c ---
CVS Browser:
http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/java-game-lib/LWJGL/src/native/win32/extal.c
/* 
 * 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.
 */
#include "extal.h"

/**
 * $Id: extal.c,v 1.1 2002/08/30 21:27:40 matzon Exp $
 *
 * This file contains the AL extension assigning mechanism
 *
 * @author Brian Matzon <br...@ma...>
 * @version $Revision: 1.1 $
 */
--- NEW FILE: org_lwjgl_opengl_BaseEAX.cpp ---
CVS Browser:
http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/java-game-lib/LWJGL/src/native/win32/org_lwjgl_opengl_BaseEAX.cpp
/* 
 * 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.
 */

#include "org_lwjgl_openal_BaseEAX.h"

/*
 * Class:     org_lwjgl_openal_BaseEAX
 * Method:    nCreate
 * Signature: ()Z
 */
JNIEXPORT jboolean JNICALL Java_org_lwjgl_openal_BaseEAX_nCreate (JNIEnv *env, jobject obj) {
	return true;
}

/*
 * Class:     org_lwjgl_openal_BaseEAX
 * Method:    nDestroy
 * Signature: ()V
 */
JNIEXPORT void JNICALL Java_org_lwjgl_openal_BaseEAX_nDestroy (JNIEnv *env, jobject obj) {
}
--- NEW FILE: org_lwjgl_opengl_CoreEAX.cpp ---
CVS Browser:
http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/java-game-lib/LWJGL/src/native/win32/org_lwjgl_opengl_CoreEAX.cpp
/* 
 * 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: org_lwjgl_opengl_CoreEAX.cpp,v 1.1 2002/08/30 21:27:40 matzon Exp $
 *
 * This is the actual JNI implementation of the OpenAL EAX library. 
 * 
 * @author Brian Matzon <br...@ma...>
 * @version $Revision: 1.1 $
 */
#include "org_lwjgl_openal_CoreEAX.h"
#include "checkALerror.h"

#include "extal.h"

/**
 * Throws an OAL exception with the specified message
 */
void ThrowException(JNIEnv *env, const char* message) {
	jclass cls = env->FindClass("org/lwjgl/openal/OpenALException");
	env->ThrowNew(cls, message);
}

/*
 * Determines available EAX extensions
 */
JNIEXPORT void JNICALL Java_org_lwjgl_openal_CoreEAX_determineAvailableExtensions (JNIEnv *env, jobject obj) {
#ifdef _WIN32    
	bool EAXSupported = false;
	ALCcontext *Context;
	ALCdevice *Device;

	//open device
 	Device = alcOpenDevice(NULL);
	if(Device == NULL) {
		ThrowException(env, "Unable to determine EAX Extensions");
		return;
	}

	//create a context
	Context = alcCreateContext(Device, NULL);
	if(Context == NULL) {
		alcCloseDevice(Device);
		ThrowException(env, "Unable to determine EAX Extensions");
		return;
	}

	//make current
	alcMakeContextCurrent(Context);
	if(alGetError() != AL_NO_ERROR) {
		alcCloseDevice(Device);
		ThrowException(env, "Unable to determine EAX Extensions");
		return;
	}

	//check for extension, and assign if available
	if(alIsExtensionPresent((ALubyte*) "EAX")) {
		eaxSet = (EAXSet)alGetProcAddress((ALubyte*) "EAXSet");
		eaxGet = (EAXGet)alGetProcAddress((ALubyte*) "EAXGet");
		EAXSupported = (eaxSet != NULL && eaxGet != NULL);
	}

	//clean up
	alcMakeContextCurrent(NULL);
	alcDestroyContext(Context);
	alcCloseDevice(Device);

	//throw exception if no EAX support
	if(EAXSupported != true) {
		ThrowException(env, "Unable to determine EAX Extensions");
	}
#else
	ThrowException(env, "EAX extensions not supported");
#endif
}

/*
 * This function retrieves an EAX value.
 * 
 * C Specification:
 * ALenum EAXGet(const struct _GUID *propertySetID,ALuint property,ALuint source,ALvoid
 * *value,ALuint size);
 */
JNIEXPORT jint JNICALL Java_org_lwjgl_openal_CoreEAX_eaxGet (JNIEnv *env, jobject obj, jint propertySetID, jint property, jint source, jint value, jint size) {
#ifdef _WIN32
	jint result = (jint) eaxGet((const struct _GUID*)propertySetID, (ALuint) property, (ALuint) source, (ALvoid*) value, (ALuint) size);
	CHECK_AL_ERROR
	
	return result;
#else
	return AL_INVALID_OPERATION;
#endif
}

/*
 * This function sets an EAX value.
 * 
 * C Specification:
 * ALenum EAXGet(const struct _GUID *propertySetID,ALuint property,ALuint source,ALvoid
 * *value,ALuint size);
 */
JNIEXPORT jint JNICALL Java_org_lwjgl_openal_CoreEAX_eaxSet (JNIEnv *env, jobject obj, jint propertySetID, jint property, jint source, jint value, jint size) {
#ifndef _WIN32
	jint result = (jint) eaxSet((const struct _GUID*)propertySetID, (ALuint) property, (ALuint) source, (ALvoid*) value, (ALuint) size);
	CHECK_AL_ERROR
	
	return result;
#else
	return AL_INVALID_OPERATION;
#endif
}