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Java™ Binding for the OpenGL® API
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/**
* Copyright 2011 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package jogamp.nativewindow.macosx;
import com.jogamp.nativewindow.NativeWindowException;
import com.jogamp.nativewindow.NativeWindowFactory;
import com.jogamp.nativewindow.util.Insets;
import com.jogamp.nativewindow.util.Point;
import com.jogamp.common.util.Function;
import com.jogamp.common.util.FunctionTask;
import com.jogamp.common.util.InterruptedRuntimeException;
import com.jogamp.common.util.RunnableTask;
import jogamp.nativewindow.Debug;
import jogamp.nativewindow.NWJNILibLoader;
import jogamp.nativewindow.ToolkitProperties;
public class OSXUtil implements ToolkitProperties {
private static boolean isInit = false;
private static final boolean DEBUG = Debug.debug("OSXUtil");
/** FIXME HiDPI: OSX unique and maximum value {@value} */
public static final int MAX_PIXELSCALE = 2;
/**
* Called by {@link NativeWindowFactory#initSingleton()}
* @see ToolkitProperties
*/
public static synchronized void initSingleton() {
if(!isInit) {
if(DEBUG) {
System.out.println("OSXUtil.initSingleton()");
}
if(!NWJNILibLoader.loadNativeWindow("macosx")) {
throw new NativeWindowException("NativeWindow MacOSX native library load error.");
}
if( !initIDs0() ) {
throw new NativeWindowException("MacOSX: Could not initialized native stub");
}
isInit = true;
}
}
/**
* Called by {@link NativeWindowFactory#shutdown()}
* @see ToolkitProperties
*/
public static void shutdown() { }
/**
* Called by {@link NativeWindowFactory#initSingleton()}
* @see ToolkitProperties
*/
public static boolean requiresToolkitLock() { return false; }
/**
* Called by {@link NativeWindowFactory#initSingleton()}
* @see ToolkitProperties
*/
public static final boolean hasThreadingIssues() { return false; }
public static boolean isNSView(final long object) {
return 0 != object ? isNSView0(object) : false;
}
public static boolean isNSWindow(final long object) {
return 0 != object ? isNSWindow0(object) : false;
}
/**
* @param windowOrView
* @param src_x
* @param src_y
* @return top-left client-area position in window units
*/
public static Point GetLocationOnScreen(final long windowOrView, final int src_x, final int src_y) {
return (Point) GetLocationOnScreen0(windowOrView, src_x, src_y);
}
public static Insets GetInsets(final long windowOrView) {
return (Insets) GetInsets0(windowOrView);
}
public static double GetPixelScaleByDisplayID(final int displayID) {
if( 0 != displayID ) {
return GetPixelScale1(displayID);
} else {
return 1.0; // default
}
}
public static double GetPixelScale(final long windowOrView) {
if( 0 != windowOrView ) {
return GetPixelScale2(windowOrView);
} else {
return 1.0; // default
}
}
public static long CreateNSWindow(final int x, final int y, final int width, final int height) {
return CreateNSWindow0(x, y, width, height);
}
public static void DestroyNSWindow(final long nsWindow) {
DestroyNSWindow0(nsWindow);
}
public static long GetNSView(final long nsWindow) {
return GetNSView0(nsWindow);
}
public static long GetNSWindow(final long nsView) {
return GetNSWindow0(nsView);
}
/**
* Create a CALayer suitable to act as a root CALayer.
* @param width width of the CALayer in window units (points)
* @param height height of the CALayer in window units (points)
* @param contentsScale scale for HiDPI support: pixel-dim = window-dim x scale
* @return the new CALayer object
* @see #DestroyCALayer(long)
* @see #AddCASublayer(long, long)
*/
public static long CreateCALayer(final int width, final int height, final float contentsScale) {
final long l = CreateCALayer0(width, height, contentsScale);
if(DEBUG) {
System.err.println("OSXUtil.CreateCALayer: 0x"+Long.toHexString(l)+" - "+Thread.currentThread().getName());
}
return l;
}
/**
* Attach a sub CALayer to the root CALayer
*
* Method will trigger a display
* call to the CALayer hierarchy to enforce resource creation if required, e.g. an NSOpenGLContext.
*
*
* Hence it is important that related resources are not locked if
* they will be used for creation.
*
* @param rootCALayer
* @param subCALayer
* @param x x-coord of the sub-CALayer in window units (points)
* @param y y-coord of the sub-CALayer in window units (points)
* @param width width of the sub-CALayer in window units (points)
* @param height height of the sub-CALayer in window units (points)
* @param contentsScale scale for HiDPI support: pixel-dim = window-dim x scale
* @param caLayerQuirks
* @see #CreateCALayer(int, int, float)
* @see #RemoveCASublayer(long, long, boolean)
*/
public static void AddCASublayer(final long rootCALayer, final long subCALayer,
final int x, final int y, final int width, final int height,
final float contentsScale, final int caLayerQuirks) {
if(0==rootCALayer || 0==subCALayer) {
throw new IllegalArgumentException("rootCALayer 0x"+Long.toHexString(rootCALayer)+", subCALayer 0x"+Long.toHexString(subCALayer));
}
if(DEBUG) {
System.err.println("OSXUtil.AttachCALayer: caLayerQuirks "+caLayerQuirks+", 0x"+Long.toHexString(subCALayer)+" - "+Thread.currentThread().getName());
}
AddCASublayer0(rootCALayer, subCALayer, x, y, width, height, contentsScale, caLayerQuirks);
}
/**
* Fix root and sub CALayer position to 0/0 and size
*
* If the sub CALayer implements the Objective-C NativeWindow protocol NWDedicatedSize (e.g. JOGL's MyNSOpenGLLayer),
* the dedicated size is passed to the layer, which propagates it appropriately.
*
*
* On OSX/Java7 our root CALayer's frame position and size gets corrupted by its NSView,
* hence we have created the NWDedicatedSize protocol.
*
*
* @param rootCALayer the root surface layer, maybe null.
* @param subCALayer the client surface layer, maybe null.
* @param visible TODO
* @param width the expected width in window units (points)
* @param height the expected height in window units (points)
* @param caLayerQuirks TODO
*/
public static void FixCALayerLayout(final long rootCALayer, final long subCALayer, final boolean visible, final int x, final int y, final int width, final int height, final int caLayerQuirks) {
if( 0==rootCALayer && 0==subCALayer ) {
return;
}
FixCALayerLayout0(rootCALayer, subCALayer, visible, x, y, width, height, caLayerQuirks);
}
/**
* Set root and sub CALayer pixelScale / contentScale for HiDPI
*
* @param rootCALayer the root surface layer, maybe null.
* @param subCALayer the client surface layer, maybe null.
* @param contentsScale scale for HiDPI support: pixel-dim = window-dim x scale
*/
public static void SetCALayerPixelScale(final long rootCALayer, final long subCALayer, final float contentsScale) {
if( 0==rootCALayer && 0==subCALayer ) {
return;
}
SetCALayerPixelScale0(rootCALayer, subCALayer, contentsScale);
}
/**
* Detach a sub CALayer from the root CALayer.
*/
public static void RemoveCASublayer(final long rootCALayer, final long subCALayer) {
if(0==rootCALayer || 0==subCALayer) {
throw new IllegalArgumentException("rootCALayer 0x"+Long.toHexString(rootCALayer)+", subCALayer 0x"+Long.toHexString(subCALayer));
}
if(DEBUG) {
System.err.println("OSXUtil.DetachCALayer: 0x"+Long.toHexString(subCALayer)+" - "+Thread.currentThread().getName());
}
RemoveCASublayer0(rootCALayer, subCALayer);
}
/**
* Destroy a CALayer.
* @see #CreateCALayer(int, int, float)
*/
public static void DestroyCALayer(final long caLayer) {
if(0==caLayer) {
throw new IllegalArgumentException("caLayer 0x"+Long.toHexString(caLayer));
}
if(DEBUG) {
System.err.println("OSXUtil.DestroyCALayer: 0x"+Long.toHexString(caLayer)+" - "+Thread.currentThread().getName());
}
DestroyCALayer0(caLayer);
}
/**
* Run on OSX UI main thread.
*
* 'waitUntilDone' is implemented on Java site via lock/wait on {@link RunnableTask} to not freeze OSX main thread.
*
*
* @param waitUntilDone
* @param kickNSApp if true issues {@link #KickNSApp()}
* @param runnable
*/
public static void RunOnMainThread(final boolean waitUntilDone, final boolean kickNSApp, final Runnable runnable) {
if( IsMainThread0() ) {
runnable.run(); // don't leave the JVM
} else {
// Utilize Java side lock/wait and simply pass the Runnable async to OSX main thread,
// otherwise we may freeze the OSX main thread.
final Object sync = new Object();
final RunnableTask rt = new RunnableTask( runnable, waitUntilDone ? sync : null, true, waitUntilDone ? null : System.err );
synchronized(sync) {
RunOnMainThread0(kickNSApp, rt);
if( waitUntilDone ) {
while( rt.isInQueue() ) {
try {
sync.wait();
} catch (final InterruptedException ie) {
throw new InterruptedRuntimeException(ie);
}
final Throwable throwable = rt.getThrowable();
if(null!=throwable) {
throw new RuntimeException(throwable);
}
}
}
}
}
}
/**
* Run later on ..
* @param onMain if true, run on main-thread, otherwise on the current OSX thread.
* @param runnable
* @param delay delay to run the runnable in milliseconds
*/
public static void RunLater(final boolean onMain, final Runnable runnable, final int delay) {
RunLater0(onMain, false /* kickNSApp */, new RunnableTask( runnable, null, true, System.err ), delay);
}
/**
* Wakes up NSApp thread by sending an empty NSEvent ..
*
* This is deemed important sometimes where resources shall get freed ASAP, e.g. GL context etc.
*
*
* The following scenarios requiring this wake-up are currently known:
*
* - Destruction of an OpenGL context
* - Destruction of Windows .. ?
* - Stopping the NSApp
*
*
* FIXME: Complete list of scenarios and reason it.
*/
public static void KickNSApp() {
KickNSApp0();
}
private static Runnable _nop = new Runnable() { @Override public void run() {}; };
/** Issues a {@link #RunOnMainThread(boolean, boolean, Runnable)} w/ an NOP runnable, while waiting until done and issuing {@link #KickNSApp()}. */
public static void WaitUntilFinish() {
RunOnMainThread(true, true /* kickNSApp */, _nop);
}
/**
* Run on OSX UI main thread.
*
* 'waitUntilDone' is implemented on Java site via lock/wait on {@link FunctionTask} to not freeze OSX main thread.
*
*
* @param waitUntilDone
* @param kickNSApp if true issues {@link #KickNSApp()}
* @param func
*/
public static R RunOnMainThread(final boolean waitUntilDone, final boolean kickNSApp, final Function func, final A... args) {
if( IsMainThread0() ) {
return func.eval(args); // don't leave the JVM
} else {
// Utilize Java side lock/wait and simply pass the Runnable async to OSX main thread,
// otherwise we may freeze the OSX main thread.
final Object sync = new Object();
final FunctionTask rt = new FunctionTask( func, waitUntilDone ? sync : null, true, waitUntilDone ? null : System.err );
synchronized(sync) {
rt.setArgs(args);
RunOnMainThread0(kickNSApp, rt);
if( waitUntilDone ) {
while( rt.isInQueue() ) {
try {
sync.wait();
} catch (final InterruptedException ie) {
throw new InterruptedRuntimeException(ie);
}
final Throwable throwable = rt.getThrowable();
if(null!=throwable) {
throw new RuntimeException(throwable);
}
}
}
}
return rt.getResult();
}
}
public static boolean IsMainThread() {
return IsMainThread0();
}
/** Returns the screen refresh rate in Hz. If unavailable, returns 60Hz. */
public static int GetScreenRefreshRate(final int scrn_idx) {
return GetScreenRefreshRate0(scrn_idx);
}
/***
private static boolean isAWTEDTMainThreadInit = false;
private static boolean isAWTEDTMainThread;
public synchronized static boolean isAWTEDTMainThread() {
if(!isAWTEDTMainThreadInit) {
isAWTEDTMainThreadInit = true;
if(Platform.AWT_AVAILABLE) {
AWTEDTExecutor.singleton.invoke(true, new Runnable() {
public void run() {
isAWTEDTMainThread = IsMainThread();
System.err.println("XXX: "+Thread.currentThread().getName()+" - isAWTEDTMainThread "+isAWTEDTMainThread);
}
});
} else {
isAWTEDTMainThread = false;
}
}
return isAWTEDTMainThread;
} */
private static native boolean initIDs0();
private static native boolean isNSView0(long object);
private static native boolean isNSWindow0(long object);
private static native Object GetLocationOnScreen0(long windowOrView, int src_x, int src_y);
private static native Object GetInsets0(long windowOrView);
private static native double GetPixelScale1(int displayID);
private static native double GetPixelScale2(long windowOrView);
private static native long CreateNSWindow0(int x, int y, int width, int height);
private static native void DestroyNSWindow0(long nsWindow);
private static native long GetNSView0(long nsWindow);
private static native long GetNSWindow0(long nsView);
private static native long CreateCALayer0(int width, int height, float contentsScale);
private static native void AddCASublayer0(long rootCALayer, long subCALayer, int x, int y, int width, int height, float contentsScale, int caLayerQuirks);
private static native void FixCALayerLayout0(long rootCALayer, long subCALayer, boolean visible, int x, int y, int width, int height, int caLayerQuirks);
private static native void SetCALayerPixelScale0(long rootCALayer, long subCALayer, float contentsScale);
private static native void RemoveCASublayer0(long rootCALayer, long subCALayer);
private static native void DestroyCALayer0(long caLayer);
private static native void RunOnMainThread0(boolean kickNSApp, Runnable runnable);
private static native void RunLater0(boolean onMain, boolean kickNSApp, Runnable runnable, int delay);
private static native void KickNSApp0();
private static native boolean IsMainThread0();
private static native int GetScreenRefreshRate0(int scrn_idx);
}