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Java™ Binding for the OpenGL® API
/*
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
* Copyright (c) 2010 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:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution 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 Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
* ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
* DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use
* in the design, construction, operation or maintenance of any nuclear
* facility.
*
* Sun gratefully acknowledges that this software was originally authored
* and developed by Kenneth Bradley Russell and Christopher John Kline.
*/
package jogamp.opengl.windows.wgl;
import java.nio.Buffer;
import java.nio.ShortBuffer;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import javax.media.nativewindow.AbstractGraphicsConfiguration;
import javax.media.nativewindow.AbstractGraphicsDevice;
import javax.media.nativewindow.AbstractGraphicsScreen;
import javax.media.nativewindow.DefaultGraphicsScreen;
import javax.media.nativewindow.NativeSurface;
import javax.media.nativewindow.ProxySurface;
import javax.media.nativewindow.UpstreamSurfaceHook;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.GLCapabilitiesChooser;
import javax.media.opengl.GLCapabilitiesImmutable;
import javax.media.opengl.GLContext;
import javax.media.opengl.GLDrawable;
import javax.media.opengl.GLException;
import javax.media.opengl.GLProfile;
import jogamp.nativewindow.WrappedSurface;
import jogamp.nativewindow.windows.GDI;
import jogamp.nativewindow.windows.GDIDummyUpstreamSurfaceHook;
import jogamp.nativewindow.windows.GDISurface;
import jogamp.nativewindow.windows.RegisteredClassFactory;
import jogamp.opengl.DesktopGLDynamicLookupHelper;
import jogamp.opengl.GLContextImpl;
import jogamp.opengl.GLDrawableFactoryImpl;
import jogamp.opengl.GLDrawableImpl;
import jogamp.opengl.GLDynamicLookupHelper;
import jogamp.opengl.GLGraphicsConfigurationUtil;
import jogamp.opengl.SharedResourceRunner;
import com.jogamp.common.nio.PointerBuffer;
import com.jogamp.common.util.ReflectionUtil;
import com.jogamp.nativewindow.windows.WindowsGraphicsDevice;
import com.jogamp.opengl.GLExtensions;
import com.jogamp.opengl.GLRendererQuirks;
public class WindowsWGLDrawableFactory extends GLDrawableFactoryImpl {
private static DesktopGLDynamicLookupHelper windowsWGLDynamicLookupHelper = null;
public WindowsWGLDrawableFactory() {
super();
synchronized(WindowsWGLDrawableFactory.class) {
if( null == windowsWGLDynamicLookupHelper ) {
windowsWGLDynamicLookupHelper = AccessController.doPrivileged(new PrivilegedAction() {
public DesktopGLDynamicLookupHelper run() {
DesktopGLDynamicLookupHelper tmp;
try {
tmp = new DesktopGLDynamicLookupHelper(new WindowsWGLDynamicLibraryBundleInfo());
if(null!=tmp && tmp.isLibComplete()) {
WGL.getWGLProcAddressTable().reset(tmp);
}
} catch (Exception ex) {
tmp = null;
if(DEBUG) {
ex.printStackTrace();
}
}
return tmp;
}
} );
}
}
defaultDevice = new WindowsGraphicsDevice(AbstractGraphicsDevice.DEFAULT_UNIT);
if(null!=windowsWGLDynamicLookupHelper) {
// Register our GraphicsConfigurationFactory implementations
// The act of constructing them causes them to be registered
WindowsWGLGraphicsConfigurationFactory.registerFactory();
if(GLProfile.isAWTAvailable()) {
try {
ReflectionUtil.callStaticMethod("jogamp.opengl.windows.wgl.awt.WindowsAWTWGLGraphicsConfigurationFactory",
"registerFactory", null, null, getClass().getClassLoader());
} catch (Exception jre) { /* n/a .. */ }
}
sharedMap = new HashMap();
// Init shared resources off thread
// Will be released via ShutdownHook
sharedResourceRunner = new SharedResourceRunner(new SharedResourceImplementation());
sharedResourceRunner.start();
}
}
@Override
protected final boolean isComplete() {
return null != windowsWGLDynamicLookupHelper;
}
@Override
protected final void destroy() {
if(null != sharedResourceRunner) {
sharedResourceRunner.stop();
sharedResourceRunner = null;
}
if(null != sharedMap) {
sharedMap.clear();
sharedMap = null;
}
defaultDevice = null;
/**
* Pulling away the native library may cause havoc ..
*
windowsWGLDynamicLookupHelper.destroy();
*/
windowsWGLDynamicLookupHelper = null;
RegisteredClassFactory.shutdownSharedClasses();
}
@Override
public GLDynamicLookupHelper getGLDynamicLookupHelper(int profile) {
return windowsWGLDynamicLookupHelper;
}
private WindowsGraphicsDevice defaultDevice;
private SharedResourceRunner sharedResourceRunner;
private HashMap sharedMap;
private long processAffinityChanges = 0;
private PointerBuffer procMask = PointerBuffer.allocateDirect(1);
private PointerBuffer sysMask = PointerBuffer.allocateDirect(1);
@Override
protected void enterThreadCriticalZone() {
synchronized (sysMask) {
if( 0 == processAffinityChanges) {
long pid = GDI.GetCurrentProcess();
if ( GDI.GetProcessAffinityMask(pid, procMask, sysMask) ) {
if(DEBUG) {
System.err.println("WindowsWGLDrawableFactory.enterThreadCriticalZone() - 0x" + Long.toHexString(pid) + " - " + getThreadName());
// Thread.dumpStack();
}
processAffinityChanges = pid;
GDI.SetProcessAffinityMask(pid, 1);
}
}
}
}
@Override
protected void leaveThreadCriticalZone() {
synchronized (sysMask) {
if( 0 != processAffinityChanges) {
long pid = GDI.GetCurrentProcess();
if( pid != processAffinityChanges) {
throw new GLException("PID doesn't match: set PID 0x" + Long.toHexString(processAffinityChanges) +
" this PID 0x" + Long.toHexString(pid) );
}
if(DEBUG) {
System.err.println("WindowsWGLDrawableFactory.leaveThreadCriticalZone() - 0x" + Long.toHexString(pid) + " - " + getThreadName());
}
GDI.SetProcessAffinityMask(pid, sysMask.get(0));
}
}
}
static class SharedResource implements SharedResourceRunner.Resource {
private final boolean hasARBPixelFormat;
private final boolean hasARBMultisample;
private final boolean hasARBPBuffer;
private final boolean hasARBReadDrawable;
private WindowsGraphicsDevice device;
private AbstractGraphicsScreen screen;
private GLDrawableImpl drawable;
private GLContextImpl context;
SharedResource(WindowsGraphicsDevice dev, AbstractGraphicsScreen scrn, GLDrawableImpl draw, GLContextImpl ctx,
boolean arbPixelFormat, boolean arbMultisample, boolean arbPBuffer, boolean arbReadDrawable) {
device = dev;
screen = scrn;
drawable = draw;
context = ctx;
hasARBPixelFormat = arbPixelFormat;
hasARBMultisample = arbMultisample;
hasARBPBuffer = arbPBuffer;
hasARBReadDrawable = arbReadDrawable;
}
@Override
public final boolean isValid() {
return null != context;
}
@Override
final public AbstractGraphicsDevice getDevice() { return device; }
@Override
final public AbstractGraphicsScreen getScreen() { return screen; }
@Override
final public GLDrawableImpl getDrawable() { return drawable; }
@Override
final public GLContextImpl getContext() { return context; }
@Override
public GLRendererQuirks getRendererQuirks() {
return null != context ? context.getRendererQuirks() : null;
}
final boolean hasARBPixelFormat() { return hasARBPixelFormat; }
final boolean hasARBMultisample() { return hasARBMultisample; }
final boolean hasARBPBuffer() { return hasARBPBuffer; }
final boolean hasReadDrawable() { return hasARBReadDrawable; }
}
class SharedResourceImplementation implements SharedResourceRunner.Implementation {
@Override
public void clear() {
synchronized(sharedMap) {
sharedMap.clear();
}
}
@Override
public SharedResourceRunner.Resource mapPut(String connection, SharedResourceRunner.Resource resource) {
synchronized(sharedMap) {
return sharedMap.put(connection, resource);
}
}
@Override
public SharedResourceRunner.Resource mapGet(String connection) {
synchronized(sharedMap) {
return sharedMap.get(connection);
}
}
@Override
public Collection mapValues() {
synchronized(sharedMap) {
return sharedMap.values();
}
}
@Override
public boolean isDeviceSupported(String connection) {
return true;
}
@Override
public SharedResourceRunner.Resource createSharedResource(String connection) {
final WindowsGraphicsDevice sharedDevice = new WindowsGraphicsDevice(connection, AbstractGraphicsDevice.DEFAULT_UNIT);
sharedDevice.lock();
try {
final AbstractGraphicsScreen absScreen = new DefaultGraphicsScreen(sharedDevice, 0);
final GLProfile glp = GLProfile.get(sharedDevice, GLProfile.GL_PROFILE_LIST_MIN_DESKTOP, false);
if (null == glp) {
throw new GLException("Couldn't get default GLProfile for device: "+sharedDevice);
}
final GLCapabilitiesImmutable caps = new GLCapabilities(glp);
final GLDrawableImpl sharedDrawable = createOnscreenDrawableImpl(createDummySurfaceImpl(sharedDevice, false, caps, caps, null, 64, 64));
sharedDrawable.setRealized(true);
final GLContextImpl sharedContext = (GLContextImpl) sharedDrawable.createContext(null);
if (null == sharedContext) {
throw new GLException("Couldn't create shared context for drawable: "+sharedDrawable);
}
boolean hasARBPixelFormat;
boolean hasARBMultisample;
boolean hasARBPBuffer;
boolean hasARBReadDrawableAvailable;
sharedContext.makeCurrent();
try {
hasARBPixelFormat = sharedContext.isExtensionAvailable(WGL_ARB_pixel_format);
hasARBMultisample = sharedContext.isExtensionAvailable(WGL_ARB_multisample);
hasARBPBuffer = sharedContext.isExtensionAvailable(GLExtensions.ARB_pbuffer);
hasARBReadDrawableAvailable = sharedContext.isExtensionAvailable(WGL_ARB_make_current_read) &&
sharedContext.isFunctionAvailable(wglMakeContextCurrent);
} finally {
sharedContext.release();
}
if (DEBUG) {
System.err.println("SharedDevice: " + sharedDevice);
System.err.println("SharedScreen: " + absScreen);
System.err.println("SharedContext: " + sharedContext);
System.err.println("pixelformat: " + hasARBPixelFormat);
System.err.println("multisample: " + hasARBMultisample);
System.err.println("pbuffer: " + hasARBPBuffer);
System.err.println("readDrawable: " + hasARBReadDrawableAvailable);
}
return new SharedResource(sharedDevice, absScreen, sharedDrawable, sharedContext,
hasARBPixelFormat, hasARBMultisample,
hasARBPBuffer, hasARBReadDrawableAvailable);
} catch (Throwable t) {
throw new GLException("WindowsWGLDrawableFactory - Could not initialize shared resources for "+connection, t);
} finally {
sharedDevice.unlock();
}
}
@Override
public void releaseSharedResource(SharedResourceRunner.Resource shared) {
SharedResource sr = (SharedResource) shared;
if (DEBUG) {
System.err.println("Shutdown Shared:");
System.err.println("Device : " + sr.device);
System.err.println("Screen : " + sr.screen);
System.err.println("Drawable: " + sr.drawable);
System.err.println("CTX : " + sr.context);
}
if (null != sr.context) {
// may cause JVM SIGSEGV: sharedContext.destroy();
sr.context = null;
}
if (null != sr.drawable) {
sr.drawable.setRealized(false);
sr.drawable = null;
}
if (null != sr.screen) {
sr.screen = null;
}
if (null != sr.device) {
sr.device.close();
sr.device = null;
}
}
}
@Override
public final AbstractGraphicsDevice getDefaultDevice() {
return defaultDevice;
}
@Override
public final boolean getIsDeviceCompatible(AbstractGraphicsDevice device) {
if(null!=windowsWGLDynamicLookupHelper && device instanceof WindowsGraphicsDevice) {
return true;
}
return false;
}
final static String WGL_ARB_pbuffer = "WGL_ARB_pbuffer";
final static String WGL_ARB_pixel_format = "WGL_ARB_pixel_format";
final static String WGL_ARB_multisample = "WGL_ARB_multisample";
final static String WGL_NV_float_buffer = "WGL_NV_float_buffer";
final static String WGL_ARB_make_current_read = "WGL_ARB_make_current_read";
final static String wglMakeContextCurrent = "wglMakeContextCurrent";
@Override
protected final Thread getSharedResourceThread() {
return sharedResourceRunner.start();
}
@Override
protected final SharedResource getOrCreateSharedResourceImpl(AbstractGraphicsDevice device) {
return (SharedResource) sharedResourceRunner.getOrCreateShared(device);
}
protected final WindowsWGLDrawable getOrCreateSharedDrawable(AbstractGraphicsDevice device) {
SharedResourceRunner.Resource sr = getOrCreateSharedResourceImpl(device);
if(null!=sr) {
return (WindowsWGLDrawable) sr.getDrawable();
}
return null;
}
@Override
protected List getAvailableCapabilitiesImpl(AbstractGraphicsDevice device) {
return WindowsWGLGraphicsConfigurationFactory.getAvailableCapabilities(this, device);
}
@Override
protected final GLDrawableImpl createOnscreenDrawableImpl(NativeSurface target) {
if (target == null) {
throw new IllegalArgumentException("Null target");
}
return new WindowsOnscreenWGLDrawable(this, target);
}
@Override
protected final GLDrawableImpl createOffscreenDrawableImpl(final NativeSurface target) {
if (target == null) {
throw new IllegalArgumentException("Null target");
}
AbstractGraphicsConfiguration config = target.getGraphicsConfiguration();
GLCapabilitiesImmutable chosenCaps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
if(!chosenCaps.isPBuffer()) {
return WindowsBitmapWGLDrawable.create(this, target);
}
// PBuffer GLDrawable Creation
GLDrawableImpl pbufferDrawable;
final AbstractGraphicsDevice device = config.getScreen().getDevice();
/**
* Similar to ATI Bug https://bugzilla.mozilla.org/show_bug.cgi?id=486277,
* we need to have a context current on the same Display to create a PBuffer.
*/
final SharedResource sr = getOrCreateSharedResourceImpl(device);
if(null!=sr) {
GLContext lastContext = GLContext.getCurrent();
if (lastContext != null) {
lastContext.release();
}
sr.context.makeCurrent();
try {
pbufferDrawable = new WindowsPbufferWGLDrawable(WindowsWGLDrawableFactory.this, target);
} finally {
sr.context.release();
if (lastContext != null) {
lastContext.makeCurrent();
}
}
} else {
pbufferDrawable = new WindowsPbufferWGLDrawable(WindowsWGLDrawableFactory.this, target);
}
return pbufferDrawable;
}
/**
* @return 1 if read drawable extension is available, 0 if not
* and -1 if undefined yet, ie no shared device exist at this point.
*/
public final int isReadDrawableAvailable(AbstractGraphicsDevice device) {
SharedResource sr = getOrCreateSharedResourceImpl( ( null != device ) ? device : defaultDevice );
if(null!=sr) {
return sr.hasReadDrawable() ? 1 : 0 ;
}
return -1; // undefined
}
@Override
public final boolean canCreateGLPbuffer(AbstractGraphicsDevice device) {
SharedResource sr = getOrCreateSharedResourceImpl( ( null != device ) ? device : defaultDevice );
if(null!=sr) {
return sr.hasARBPBuffer();
}
return false;
}
@Override
protected final ProxySurface createMutableSurfaceImpl(AbstractGraphicsDevice deviceReq, boolean createNewDevice,
GLCapabilitiesImmutable capsChosen, GLCapabilitiesImmutable capsRequested,
GLCapabilitiesChooser chooser, UpstreamSurfaceHook upstreamHook) {
final WindowsGraphicsDevice device;
if(createNewDevice || !(deviceReq instanceof WindowsGraphicsDevice)) {
device = new WindowsGraphicsDevice(deviceReq.getConnection(), deviceReq.getUnitID());
} else {
device = (WindowsGraphicsDevice)deviceReq;
}
final AbstractGraphicsScreen screen = new DefaultGraphicsScreen(device, 0);
final WindowsWGLGraphicsConfiguration config = WindowsWGLGraphicsConfigurationFactory.chooseGraphicsConfigurationStatic(capsChosen, capsRequested, chooser, screen);
if(null == config) {
throw new GLException("Choosing GraphicsConfiguration failed w/ "+capsChosen+" on "+screen);
}
return new WrappedSurface(config, 0, upstreamHook, createNewDevice);
}
@Override
public final ProxySurface createDummySurfaceImpl(AbstractGraphicsDevice deviceReq, boolean createNewDevice,
GLCapabilitiesImmutable chosenCaps, GLCapabilitiesImmutable requestedCaps, GLCapabilitiesChooser chooser, int width, int height) {
final WindowsGraphicsDevice device;
if( createNewDevice || !(deviceReq instanceof WindowsGraphicsDevice) ) {
device = new WindowsGraphicsDevice(deviceReq.getConnection(), deviceReq.getUnitID());
} else {
device = (WindowsGraphicsDevice)deviceReq;
}
final AbstractGraphicsScreen screen = new DefaultGraphicsScreen(device, 0);
chosenCaps = GLGraphicsConfigurationUtil.fixOnscreenGLCapabilities(chosenCaps);
final WindowsWGLGraphicsConfiguration config = WindowsWGLGraphicsConfigurationFactory.chooseGraphicsConfigurationStatic(chosenCaps, requestedCaps, chooser, screen);
if(null == config) {
throw new GLException("Choosing GraphicsConfiguration failed w/ "+chosenCaps+" on "+screen);
}
return new GDISurface(config, 0, new GDIDummyUpstreamSurfaceHook(width, height), createNewDevice);
}
@Override
protected final ProxySurface createProxySurfaceImpl(AbstractGraphicsDevice deviceReq, int screenIdx, long windowHandle, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, UpstreamSurfaceHook upstream) {
final WindowsGraphicsDevice device = new WindowsGraphicsDevice(deviceReq.getConnection(), deviceReq.getUnitID());
final AbstractGraphicsScreen screen = new DefaultGraphicsScreen(device, screenIdx);
final WindowsWGLGraphicsConfiguration cfg = WindowsWGLGraphicsConfigurationFactory.chooseGraphicsConfigurationStatic(capsRequested, capsRequested, chooser, screen);
return new GDISurface(cfg, windowHandle, upstream, true);
}
@Override
protected final GLContext createExternalGLContextImpl() {
return WindowsExternalWGLContext.create(this, null);
}
@Override
public final boolean canCreateExternalGLDrawable(AbstractGraphicsDevice device) {
return true;
}
@Override
protected final GLDrawable createExternalGLDrawableImpl() {
return WindowsExternalWGLDrawable.create(this, null);
}
static String wglGetLastError() {
long err = GDI.GetLastError();
String detail = null;
switch ((int) err) {
case GDI.ERROR_SUCCESS: detail = "ERROR_SUCCESS"; break;
case GDI.ERROR_INVALID_PIXEL_FORMAT: detail = "ERROR_INVALID_PIXEL_FORMAT"; break;
case GDI.ERROR_NO_SYSTEM_RESOURCES: detail = "ERROR_NO_SYSTEM_RESOURCES"; break;
case GDI.ERROR_INVALID_DATA: detail = "ERROR_INVALID_DATA"; break;
case GDI.ERROR_PROC_NOT_FOUND: detail = "ERROR_PROC_NOT_FOUND"; break;
case GDI.ERROR_INVALID_WINDOW_HANDLE:detail = "ERROR_INVALID_WINDOW_HANDLE"; break;
default: detail = "(Unknown error code " + err + ")"; break;
}
return detail;
}
//------------------------------------------------------
// Gamma-related functionality
//
private static final int GAMMA_RAMP_LENGTH = 256;
@Override
protected final int getGammaRampLength() {
return GAMMA_RAMP_LENGTH;
}
@Override
protected final boolean setGammaRamp(float[] ramp) {
short[] rampData = new short[3 * GAMMA_RAMP_LENGTH];
for (int i = 0; i < GAMMA_RAMP_LENGTH; i++) {
short scaledValue = (short) (ramp[i] * 65535);
rampData[i] = scaledValue;
rampData[i + GAMMA_RAMP_LENGTH] = scaledValue;
rampData[i + 2 * GAMMA_RAMP_LENGTH] = scaledValue;
}
long screenDC = GDI.GetDC(0);
boolean res = GDI.SetDeviceGammaRamp(screenDC, ShortBuffer.wrap(rampData));
GDI.ReleaseDC(0, screenDC);
return res;
}
@Override
protected final Buffer getGammaRamp() {
ShortBuffer rampData = ShortBuffer.wrap(new short[3 * GAMMA_RAMP_LENGTH]);
long screenDC = GDI.GetDC(0);
boolean res = GDI.GetDeviceGammaRamp(screenDC, rampData);
GDI.ReleaseDC(0, screenDC);
if (!res) {
return null;
}
return rampData;
}
@Override
protected final void resetGammaRamp(Buffer originalGammaRamp) {
if (originalGammaRamp == null) {
// getGammaRamp failed earlier
return;
}
long screenDC = GDI.GetDC(0);
GDI.SetDeviceGammaRamp(screenDC, originalGammaRamp);
GDI.ReleaseDC(0, screenDC);
}
}