/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.badlogic.gdx.backends.lwjgl;
import static com.badlogic.gdx.utils.SharedLibraryLoader.*;
import com.badlogic.gdx.files.FileHandle;
import com.badlogic.gdx.utils.GdxNativesLoader;
import com.badlogic.gdx.utils.GdxRuntimeException;
import com.badlogic.gdx.utils.SharedLibraryLoader;
import java.io.File;
import java.lang.reflect.Method;
public final class LwjglNativesLoader {
static public boolean load = true;
static {
System.setProperty("org.lwjgl.input.Mouse.allowNegativeMouseCoords", "true");
// Don't extract natives if using JWS.
try {
Method method = Class.forName("javax.jnlp.ServiceManager").getDeclaredMethod("lookup", new Class[] {String.class});
method.invoke(null, "javax.jnlp.PersistenceService");
load = false;
} catch (Throwable ex) {
load = true;
}
}
/** Extracts the LWJGL native libraries from the classpath and sets the "org.lwjgl.librarypath" system property. */
static public void load () {
GdxNativesLoader.load();
if (GdxNativesLoader.disableNativesLoading) return;
if (!load) return;
SharedLibraryLoader loader = new SharedLibraryLoader();
File nativesDir = null;
try {
if (isWindows) {
nativesDir = loader.extractFile(is64Bit ? "lwjgl64.dll" : "lwjgl.dll", null).getParentFile();
if (!LwjglApplicationConfiguration.disableAudio)
loader.extractFile(is64Bit ? "OpenAL64.dll" : "OpenAL32.dll", nativesDir.getName());
} else if (isMac) {
File extractedFile = loader.extractFile("liblwjgl.jnilib", null);
nativesDir = extractedFile.getParentFile();
new FileHandle(extractedFile).copyTo(new FileHandle(new File(nativesDir, "liblwjgl.dylib")));
if (!LwjglApplicationConfiguration.disableAudio) loader.extractFile("openal.dylib", nativesDir.getName());
} else if (isLinux) {
nativesDir = loader.extractFile(is64Bit ? "liblwjgl64.so" : "liblwjgl.so", null).getParentFile();
if (!LwjglApplicationConfiguration.disableAudio)
loader.extractFile(is64Bit ? "libopenal64.so" : "libopenal.so", nativesDir.getName());
}
} catch (Throwable ex) {
throw new GdxRuntimeException("Unable to extract LWJGL natives.", ex);
}
System.setProperty("org.lwjgl.librarypath", nativesDir.getAbsolutePath());
load = false;
}
}