public int lockSurface() throws NativeWindowException {
surfaceLock.lock();
int res = surfaceLock.getHoldCount() == 1 ? LOCK_SURFACE_NOT_READY : LOCK_SUCCESS; // new lock ?
if (LOCK_SURFACE_NOT_READY == res) {
try {
final AbstractGraphicsDevice adevice = getGraphicsConfiguration().getScreen().getDevice();
adevice.lock();
try {
res = lockSurfaceImpl();
if (LOCK_SUCCESS == res && surfaceHandle_old != getSurfaceHandle()) {
res = LOCK_SURFACE_CHANGED;
if (DEBUG) {
System.err.println(
"ProxySurface: surface change 0x"
+ Long.toHexString(surfaceHandle_old)
+ " -> 0x"
+ Long.toHexString(getSurfaceHandle()));
// Thread.dumpStack();
}
}
} finally {
if (LOCK_SURFACE_NOT_READY >= res) {
adevice.unlock();
}
}
} finally {
if (LOCK_SURFACE_NOT_READY >= res) {
surfaceLock.unlock();
}
}
}
return res;
}
protected void createNativeImpl() {
if (0 != getParentWindowHandle()) {
throw new NativeWindowException("GDL Window does not support window parenting");
}
AbstractGraphicsScreen aScreen = getScreen().getGraphicsScreen();
AbstractGraphicsDevice aDevice = getScreen().getDisplay().getGraphicsDevice();
config =
GraphicsConfigurationFactory.getFactory(aDevice)
.chooseGraphicsConfiguration(
capsRequested, capsRequested, capabilitiesChooser, aScreen);
if (config == null) {
throw new NativeWindowException(
"Error choosing GraphicsConfiguration creating window: " + this);
}
synchronized (Window.class) {
setWindowHandle(nextWindowHandle++); // just a marker
surfaceHandle =
CreateSurface(
aDevice.getHandle(),
getScreen().getWidth(),
getScreen().getHeight(),
x,
y,
width,
height);
if (surfaceHandle == 0) {
throw new NativeWindowException("Error creating window");
}
}
}
protected void closeNativeImpl() {
if (0 != windowHandleClose && null != getScreen()) {
DisplayDriver display = (DisplayDriver) getScreen().getDisplay();
final AbstractGraphicsDevice edtDevice = display.getGraphicsDevice();
edtDevice.lock();
try {
CloseWindow0(
edtDevice.getHandle(),
windowHandleClose,
display.getJavaObjectAtom(),
display.getWindowDeleteAtom());
} catch (Throwable t) {
if (DEBUG_IMPLEMENTATION) {
Exception e =
new Exception(
"Warning: closeNativeImpl failed - " + Thread.currentThread().getName(), t);
e.printStackTrace();
}
} finally {
edtDevice.unlock();
windowHandleClose = 0;
}
}
if (null != renderDevice) {
renderDevice.close(); // closes X11 display
renderDevice = null;
}
}
public final void unlockSurface() {
surfaceLock.validateLocked();
surfaceHandle_old = getSurfaceHandle();
if (surfaceLock.getHoldCount() == 1) {
final AbstractGraphicsDevice adevice = getGraphicsConfiguration().getScreen().getDevice();
try {
unlockSurfaceImpl();
} finally {
adevice.unlock();
}
}
surfaceLock.unlock();
}
protected static X11GLXGraphicsConfiguration chooseGraphicsConfigurationXVisual(
GLCapabilities capabilities, GLCapabilitiesChooser chooser, X11GraphicsScreen x11Screen) {
if (chooser == null) {
chooser = new DefaultGLCapabilitiesChooser();
}
// Until we have a rock-solid visual selection algorithm written
// in pure Java, we're going to provide the underlying window
// system's selection to the chooser as a hint
GLProfile glProfile = capabilities.getGLProfile();
boolean onscreen = capabilities.isOnscreen();
GLCapabilities[] caps = null;
int recommendedIndex = -1;
XVisualInfo retXVisualInfo = null;
int chosen = -1;
AbstractGraphicsDevice absDevice = x11Screen.getDevice();
long display = absDevice.getHandle();
try {
NativeWindowFactory.getDefaultFactory().getToolkitLock().lock();
X11Lib.XLockDisplay(display);
int screen = x11Screen.getIndex();
boolean isMultisampleAvailable = GLXUtil.isMultisampleAvailable(display);
int[] attribs =
X11GLXGraphicsConfiguration.GLCapabilities2AttribList(
capabilities, false, isMultisampleAvailable, display, screen);
XVisualInfo[] infos = null;
XVisualInfo recommendedVis = GLX.glXChooseVisualCopied(display, screen, attribs, 0);
if (DEBUG) {
System.err.print("!!! glXChooseVisual recommended ");
if (recommendedVis == null) {
System.err.println("null visual");
} else {
System.err.println("visual id 0x" + Long.toHexString(recommendedVis.getVisualid()));
}
}
int[] count = new int[1];
XVisualInfo template = XVisualInfo.create();
template.setScreen(screen);
infos = X11Lib.XGetVisualInfoCopied(display, X11Lib.VisualScreenMask, template, count, 0);
if (infos == null || infos.length < 1) {
throw new GLException("Error while enumerating available XVisualInfos");
}
caps = new GLCapabilities[infos.length];
for (int i = 0; i < infos.length; i++) {
caps[i] =
X11GLXGraphicsConfiguration.XVisualInfo2GLCapabilities(
glProfile, display, infos[i], onscreen, false, isMultisampleAvailable);
// Attempt to find the visual chosen by glXChooseVisual
if (recommendedVis != null && recommendedVis.getVisualid() == infos[i].getVisualid()) {
recommendedIndex = i;
}
}
try {
chosen = chooser.chooseCapabilities(capabilities, caps, recommendedIndex);
} catch (NativeWindowException e) {
if (DEBUG) {
e.printStackTrace();
}
chosen = -1;
}
if (chosen < 0) {
// keep on going ..
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationXVisual Failed .. unable to choose config, using first");
}
chosen = 0; // default ..
} else if (chosen >= caps.length) {
throw new GLException(
"GLCapabilitiesChooser specified invalid index (expected 0.."
+ (caps.length - 1)
+ ")");
}
if (infos[chosen] == null) {
throw new GLException("GLCapabilitiesChooser chose an invalid visual");
}
retXVisualInfo = XVisualInfo.create(infos[chosen]);
} finally {
X11Lib.XUnlockDisplay(display);
NativeWindowFactory.getDefaultFactory().getToolkitLock().unlock();
}
return new X11GLXGraphicsConfiguration(
x11Screen, caps[chosen], capabilities, chooser, retXVisualInfo, 0, -1);
}
protected static X11GLXGraphicsConfiguration chooseGraphicsConfigurationFBConfig(
GLCapabilities capabilities, GLCapabilitiesChooser chooser, X11GraphicsScreen x11Screen) {
int recommendedIndex = -1;
GLCapabilities[] caps = null;
PointerBuffer fbcfgsL = null;
int chosen = -1;
int retFBID = -1;
XVisualInfo retXVisualInfo = null;
GLProfile glProfile = capabilities.getGLProfile();
boolean onscreen = capabilities.isOnscreen();
boolean usePBuffer = capabilities.isPBuffer();
// Utilizing FBConfig
//
AbstractGraphicsDevice absDevice = x11Screen.getDevice();
long display = absDevice.getHandle();
try {
NativeWindowFactory.getDefaultFactory().getToolkitLock().lock();
X11Lib.XLockDisplay(display);
int screen = x11Screen.getIndex();
boolean isMultisampleAvailable = GLXUtil.isMultisampleAvailable(display);
int[] attribs =
X11GLXGraphicsConfiguration.GLCapabilities2AttribList(
capabilities, true, isMultisampleAvailable, display, screen);
int[] count = {-1};
fbcfgsL = GLX.glXChooseFBConfigCopied(display, screen, attribs, 0, count, 0);
if (fbcfgsL == null || fbcfgsL.limit() < 1) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: Failed glXChooseFBConfig ("
+ x11Screen
+ ","
+ capabilities
+ "): "
+ fbcfgsL
+ ", "
+ count[0]);
}
return null;
}
if (!X11GLXGraphicsConfiguration.GLXFBConfigValid(display, fbcfgsL.get(0))) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: Failed - GLX FBConfig invalid: ("
+ x11Screen
+ ","
+ capabilities
+ "): "
+ fbcfgsL
+ ", fbcfg: 0x"
+ Long.toHexString(fbcfgsL.get(0)));
}
return null;
}
recommendedIndex = 0; // 1st match is always recommended ..
caps = new GLCapabilities[fbcfgsL.limit()];
for (int i = 0; i < fbcfgsL.limit(); i++) {
caps[i] =
X11GLXGraphicsConfiguration.GLXFBConfig2GLCapabilities(
glProfile,
display,
fbcfgsL.get(i),
false,
onscreen,
usePBuffer,
isMultisampleAvailable);
}
if (null == chooser) {
chosen = recommendedIndex;
} else {
try {
chosen = chooser.chooseCapabilities(capabilities, caps, recommendedIndex);
} catch (NativeWindowException e) {
if (DEBUG) {
e.printStackTrace();
}
chosen = -1;
}
}
if (chosen < 0) {
// keep on going ..
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig Failed .. unable to choose config, using first");
}
chosen = 0; // default ..
} else if (chosen >= caps.length) {
throw new GLException(
"GLCapabilitiesChooser specified invalid index (expected 0.."
+ (caps.length - 1)
+ ")");
}
retFBID = X11GLXGraphicsConfiguration.glXFBConfig2FBConfigID(display, fbcfgsL.get(chosen));
retXVisualInfo = GLX.glXGetVisualFromFBConfigCopied(display, fbcfgsL.get(chosen));
if (retXVisualInfo == null) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: Failed glXGetVisualFromFBConfig ("
+ x11Screen
+ ", "
+ fbcfgsL.get(chosen)
+ " (Continue: "
+ (false == caps[chosen].isOnscreen())
+ "):\n\t"
+ caps[chosen]);
}
if (caps[chosen].isOnscreen()) {
// Onscreen drawables shall have a XVisual ..
return null;
}
}
} finally {
X11Lib.XUnlockDisplay(display);
NativeWindowFactory.getDefaultFactory().getToolkitLock().unlock();
}
return new X11GLXGraphicsConfiguration(
x11Screen,
caps[chosen],
capabilities,
chooser,
retXVisualInfo,
fbcfgsL.get(chosen),
retFBID);
}
protected void createNativeImpl() {
final ScreenDriver screen = (ScreenDriver) getScreen();
final DisplayDriver display = (DisplayDriver) screen.getDisplay();
final AbstractGraphicsDevice edtDevice = display.getGraphicsDevice();
// Decoupled X11 Device/Screen allowing X11 display lock-free off-thread rendering
final long renderDeviceHandle = X11Util.openDisplay(edtDevice.getConnection());
if (0 == renderDeviceHandle) {
throw new RuntimeException("Error creating display(EDT): " + edtDevice.getConnection());
}
renderDevice =
new X11GraphicsDevice(
renderDeviceHandle, AbstractGraphicsDevice.DEFAULT_UNIT, true /* owner */);
final AbstractGraphicsScreen renderScreen =
new X11GraphicsScreen(renderDevice, screen.getIndex());
final GraphicsConfigurationFactory factory =
GraphicsConfigurationFactory.getFactory(display.getGraphicsDevice(), capsRequested);
final AbstractGraphicsConfiguration cfg =
factory.chooseGraphicsConfiguration(
capsRequested,
capsRequested,
capabilitiesChooser,
renderScreen,
VisualIDHolder.VID_UNDEFINED);
if (DEBUG_IMPLEMENTATION) {
System.err.println(
"X11Window.createNativeImpl() factory: " + factory + ", chosen config: " + cfg);
}
if (null == cfg) {
throw new NativeWindowException(
"Error choosing GraphicsConfiguration creating window: " + this);
}
final int visualID = cfg.getVisualID(VIDType.NATIVE);
if (VisualIDHolder.VID_UNDEFINED == visualID) {
throw new NativeWindowException("Chosen Configuration w/o native visual ID: " + cfg);
}
setGraphicsConfiguration(cfg);
final int flags = getReconfigureFlags(0, true) & (FLAG_IS_ALWAYSONTOP | FLAG_IS_UNDECORATED);
edtDevice.lock();
try {
setWindowHandle(
CreateWindow0(
getParentWindowHandle(),
edtDevice.getHandle(),
screen.getIndex(),
visualID,
display.getJavaObjectAtom(),
display.getWindowDeleteAtom(),
getX(),
getY(),
getWidth(),
getHeight(),
autoPosition(),
flags));
} finally {
edtDevice.unlock();
}
windowHandleClose = getWindowHandle();
if (0 == windowHandleClose) {
throw new NativeWindowException("Error creating window");
}
}
