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-rw-r--r--src/newt/classes/com/jogamp/newt/Display.java66
-rw-r--r--src/newt/classes/com/jogamp/newt/Screen.java56
-rw-r--r--src/newt/classes/jogamp/newt/DisplayImpl.java60
-rw-r--r--src/newt/classes/jogamp/newt/ScreenImpl.java29
-rw-r--r--src/newt/classes/jogamp/newt/WindowImpl.java33
5 files changed, 164 insertions, 80 deletions
diff --git a/src/newt/classes/com/jogamp/newt/Display.java b/src/newt/classes/com/jogamp/newt/Display.java
index d6ddd9613..4f5df6c70 100644
--- a/src/newt/classes/com/jogamp/newt/Display.java
+++ b/src/newt/classes/com/jogamp/newt/Display.java
@@ -31,6 +31,7 @@ package com.jogamp.newt;
import com.jogamp.newt.util.EDTUtil;
import jogamp.newt.Debug;
+import java.lang.ref.WeakReference;
import java.util.*;
import javax.media.nativewindow.AbstractGraphicsDevice;
@@ -178,16 +179,16 @@ public abstract class Display {
public abstract void dispatchMessages();
// Global Displays
- protected static final ArrayList<Display> displayList = new ArrayList<Display>();
+ protected static final ArrayList<WeakReference<Display>> displayList = new ArrayList<WeakReference<Display>>();
protected static int displaysActive = 0;
public static void dumpDisplayList(String prefix) {
synchronized(displayList) {
- Iterator<Display> i = displayList.iterator();
System.err.println(prefix+" DisplayList[] entries: "+displayList.size()+" - "+getThreadName());
- for(int j=0; i.hasNext(); j++) {
- Display d = i.next();
- System.err.println(" ["+j+"] : "+d);
+ final Iterator<WeakReference<Display>> ri = displayList.iterator();
+ for(int j=0; ri.hasNext(); j++) {
+ final Display d = ri.next().get();
+ System.err.println(" ["+j+"] : "+d+", GC'ed "+(null==d));
}
}
}
@@ -216,29 +217,62 @@ public abstract class Display {
return getDisplayOfImpl(type, name, fromIndex, -1, shared);
}
- private static Display getDisplayOfImpl(String type, String name, int fromIndex, int incr, boolean shared) {
+ private static Display getDisplayOfImpl(String type, String name, final int fromIndex, final int incr, boolean shared) {
synchronized(displayList) {
int i = fromIndex >= 0 ? fromIndex : displayList.size() - 1 ;
while( ( incr > 0 ) ? i < displayList.size() : i >= 0 ) {
- Display display = (Display) displayList.get(i);
- if( display.getType().equals(type) &&
- display.getName().equals(name) &&
- ( !shared || shared && !display.isExclusive() )
- ) {
- return display;
+ final Display display = (Display) displayList.get(i).get();
+ if( null == display ) {
+ // Clear GC'ed dead reference entry!
+ displayList.remove(i);
+ if( incr < 0 ) {
+ // decrease
+ i+=incr;
+ } // else nop - remove shifted subsequent elements to the left
+ } else {
+ if( display.getType().equals(type) &&
+ display.getName().equals(name) &&
+ ( !shared || shared && !display.isExclusive() )
+ ) {
+ return display;
+ }
+ i+=incr;
}
- i+=incr;
}
}
return null;
}
-
+
+ protected static void addDisplay2List(Display display) {
+ synchronized(displayList) {
+ // GC before add
+ int i=0;
+ while( i < displayList.size() ) {
+ if( null == displayList.get(i).get() ) {
+ displayList.remove(i);
+ } else {
+ i++;
+ }
+ }
+ displayList.add(new WeakReference<Display>(display));
+ }
+ }
+
/** Returns the global display collection */
- @SuppressWarnings("unchecked")
public static Collection<Display> getAllDisplays() {
ArrayList<Display> list;
synchronized(displayList) {
- list = (ArrayList<Display>) displayList.clone();
+ list = new ArrayList<Display>();
+ int i = 0;
+ while( i < displayList.size() ) {
+ final Display d = displayList.get(i).get();
+ if( null == d ) {
+ displayList.remove(i);
+ } else {
+ list.add( displayList.get(i).get() );
+ i++;
+ }
+ }
}
return list;
}
diff --git a/src/newt/classes/com/jogamp/newt/Screen.java b/src/newt/classes/com/jogamp/newt/Screen.java
index cf8145561..f56ee344b 100644
--- a/src/newt/classes/com/jogamp/newt/Screen.java
+++ b/src/newt/classes/com/jogamp/newt/Screen.java
@@ -29,6 +29,8 @@ package com.jogamp.newt;
import com.jogamp.newt.event.MonitorModeListener;
import jogamp.newt.Debug;
+
+import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@@ -224,7 +226,7 @@ public abstract class Screen {
public abstract void removeMonitorModeListener(MonitorModeListener sml);
// Global Screens
- protected static ArrayList<Screen> screenList = new ArrayList<Screen>();
+ protected static final ArrayList<WeakReference<Screen>> screenList = new ArrayList<WeakReference<Screen>>();
protected static int screensActive = 0;
/**
@@ -253,26 +255,60 @@ public abstract class Screen {
synchronized(screenList) {
int i = fromIndex >= 0 ? fromIndex : screenList.size() - 1 ;
while( ( incr > 0 ) ? i < screenList.size() : i >= 0 ) {
- Screen screen = (Screen) screenList.get(i);
- if( screen.getDisplay().equals(display) &&
- screen.getIndex() == idx ) {
- return screen;
+ final Screen screen = (Screen) screenList.get(i).get();
+ if( null == screen ) {
+ // Clear GC'ed dead reference entry!
+ screenList.remove(i);
+ if( incr < 0 ) {
+ // decrease
+ i+=incr;
+ } // else nop - remove shifted subsequent elements to the left
+ } else {
+ if( screen.getDisplay().equals(display) &&
+ screen.getIndex() == idx ) {
+ return screen;
+ }
+ i+=incr;
}
- i+=incr;
}
}
return null;
}
- /** Returns the global display collection */
- @SuppressWarnings("unchecked")
+
+ protected static void addScreen2List(Screen screen) {
+ synchronized(screenList) {
+ // GC before add
+ int i=0;
+ while( i < screenList.size() ) {
+ if( null == screenList.get(i).get() ) {
+ screenList.remove(i);
+ } else {
+ i++;
+ }
+ }
+ screenList.add(new WeakReference<Screen>(screen));
+ }
+ }
+
+ /** Returns the global screen collection */
public static Collection<Screen> getAllScreens() {
ArrayList<Screen> list;
synchronized(screenList) {
- list = (ArrayList<Screen>) screenList.clone();
+ list = new ArrayList<Screen>();
+ int i = 0;
+ while( i < screenList.size() ) {
+ final Screen s = screenList.get(i).get();
+ if( null == s ) {
+ screenList.remove(i);
+ } else {
+ list.add( screenList.get(i).get() );
+ i++;
+ }
+ }
}
return list;
}
-
+
public static int getActiveScreenNumber() {
synchronized(screenList) {
return screensActive;
diff --git a/src/newt/classes/jogamp/newt/DisplayImpl.java b/src/newt/classes/jogamp/newt/DisplayImpl.java
index 0d1dcf5ab..bb493cbbd 100644
--- a/src/newt/classes/jogamp/newt/DisplayImpl.java
+++ b/src/newt/classes/jogamp/newt/DisplayImpl.java
@@ -41,6 +41,7 @@ import com.jogamp.newt.event.NEWTEventConsumer;
import jogamp.newt.event.NEWTEventTask;
import com.jogamp.newt.util.EDTUtil;
+
import java.util.ArrayList;
import javax.media.nativewindow.AbstractGraphicsDevice;
@@ -96,7 +97,7 @@ public abstract class DisplayImpl extends Display {
display.id = serialno++;
display.fqname = getFQName(display.type, display.name, display.id);
display.hashCode = display.fqname.hashCode();
- displayList.add(display);
+ Display.addDisplay2List(display);
}
display.setEDTUtil(display.edtUtil); // device's default if EDT is used, or null
@@ -155,11 +156,11 @@ public abstract class DisplayImpl extends Display {
if(null==aDevice) {
throw new NativeWindowException("Display.createNative() failed to instanciate an AbstractGraphicsDevice");
}
- if(DEBUG) {
- System.err.println("Display.createNative() END ("+getThreadName()+", "+this+")");
- }
synchronized(displayList) {
displaysActive++;
+ if(DEBUG) {
+ System.err.println("Display.createNative() END ("+getThreadName()+", "+this+", active "+displaysActive+")");
+ }
}
}
}
@@ -238,13 +239,12 @@ public abstract class DisplayImpl extends Display {
dumpDisplayList("Display.destroy("+getFQName()+") BEGIN");
}
synchronized(displayList) {
- displayList.remove(this);
if(0 < displaysActive) {
displaysActive--;
}
- }
- if(DEBUG) {
- System.err.println("Display.destroy(): "+this+" "+getThreadName());
+ if(DEBUG) {
+ System.err.println("Display.destroy(): "+this+", active "+displaysActive+" "+getThreadName());
+ }
}
final DisplayImpl f_dpy = this;
removeEDT( new Runnable() { // blocks!
@@ -268,32 +268,34 @@ public abstract class DisplayImpl extends Display {
dumpDisplayList("Display.shutdownAll "+dCount+" instances, on thread "+getThreadName());
}
for(int i=0; i<dCount && displayList.size()>0; i++) { // be safe ..
- final DisplayImpl d = (DisplayImpl) displayList.remove(0);
- if(0 < displaysActive) {
- displaysActive--;
- }
+ final DisplayImpl d = (DisplayImpl) displayList.remove(0).get();
if(DEBUG) {
- System.err.println("Display.shutdownAll["+(i+1)+"/"+dCount+"]: "+d);
+ System.err.println("Display.shutdownAll["+(i+1)+"/"+dCount+"]: "+d+", GCed "+(null==d));
}
- final Runnable closeNativeTask = new Runnable() {
- public void run() {
- if ( null != d.getGraphicsDevice() ) {
- d.closeNativeImpl();
+ if( null != d ) { // GC'ed ?
+ if(0 < displaysActive) {
+ displaysActive--;
+ }
+ final Runnable closeNativeTask = new Runnable() {
+ public void run() {
+ if ( null != d.getGraphicsDevice() ) {
+ d.closeNativeImpl();
+ }
}
+ };
+ final EDTUtil edtUtil = d.getEDTUtil();
+ if(null != edtUtil) {
+ final long coopSleep = edtUtil.getPollPeriod() * 2;
+ edtUtil.invokeStop(false, closeNativeTask); // don't block
+ try {
+ Thread.sleep( coopSleep < 50 ? coopSleep : 50 );
+ } catch (InterruptedException e) { }
+ } else {
+ closeNativeTask.run();
}
- };
- final EDTUtil edtUtil = d.getEDTUtil();
- if(null != edtUtil) {
- final long coopSleep = edtUtil.getPollPeriod() * 2;
- edtUtil.invokeStop(false, closeNativeTask); // don't block
- try {
- Thread.sleep( coopSleep < 50 ? coopSleep : 50 );
- } catch (InterruptedException e) { }
- } else {
- closeNativeTask.run();
+ d.aDevice = null;
+ d.refCount=0;
}
- d.aDevice = null;
- d.refCount=0;
}
}
diff --git a/src/newt/classes/jogamp/newt/ScreenImpl.java b/src/newt/classes/jogamp/newt/ScreenImpl.java
index c02f4f288..fe9e91b57 100644
--- a/src/newt/classes/jogamp/newt/ScreenImpl.java
+++ b/src/newt/classes/jogamp/newt/ScreenImpl.java
@@ -125,7 +125,7 @@ public abstract class ScreenImpl extends Screen implements MonitorModeListener {
screen.screen_idx = idx;
screen.fqname = display.getFQName()+"-s"+idx;
screen.hashCode = screen.fqname.hashCode();
- screenList.add(screen);
+ Screen.addScreen2List(screen);
if(DEBUG) {
System.err.println("Screen.create() NEW: "+screen+" "+Display.getThreadName());
}
@@ -169,8 +169,7 @@ public abstract class ScreenImpl extends Screen implements MonitorModeListener {
System.err.println("Screen.createNative() START ("+DisplayImpl.getThreadName()+", "+this+")");
} else {
tCreated = 0;
- }
-
+ }
display.addReference();
createNativeImpl();
@@ -179,11 +178,11 @@ public abstract class ScreenImpl extends Screen implements MonitorModeListener {
}
initMonitorState();
- if(DEBUG) {
- System.err.println("Screen.createNative() END ("+DisplayImpl.getThreadName()+", "+this+"), total "+ (System.nanoTime()-tCreated)/1e6 +"ms");
- }
synchronized(screenList) {
screensActive++;
+ if(DEBUG) {
+ System.err.println("Screen.createNative() END ("+DisplayImpl.getThreadName()+", "+this+"), active "+screensActive+", total "+ (System.nanoTime()-tCreated)/1e6 +"ms");
+ }
}
ScreenMonitorState.getScreenMonitorState(this.getFQName()).addListener(this);
}
@@ -192,10 +191,12 @@ public abstract class ScreenImpl extends Screen implements MonitorModeListener {
@Override
public synchronized final void destroy() {
synchronized(screenList) {
- if( screenList.remove(this) ) {
- if(0 < screensActive) {
- screensActive--;
- }
+ if(0 < screensActive) {
+ screensActive--;
+ }
+ if(DEBUG) {
+ System.err.println("Screen.destroy() ("+DisplayImpl.getThreadName()+"): active "+screensActive);
+ // Thread.dumpStack();
}
}
@@ -667,11 +668,13 @@ public abstract class ScreenImpl extends Screen implements MonitorModeListener {
System.err.println("Screen.shutdownAll "+sCount+" instances, on thread "+Display.getThreadName());
}
for(int i=0; i<sCount && screenList.size()>0; i++) { // be safe ..
- final ScreenImpl s = (ScreenImpl) screenList.remove(0);
+ final ScreenImpl s = (ScreenImpl) screenList.remove(0).get();
if(DEBUG) {
- System.err.println("Screen.shutdownAll["+(i+1)+"/"+sCount+"]: "+s);
+ System.err.println("Screen.shutdownAll["+(i+1)+"/"+sCount+"]: "+s+", GCed "+(null==s));
+ }
+ if( null != s ) {
+ s.shutdown();
}
- s.shutdown();
}
}
}
diff --git a/src/newt/classes/jogamp/newt/WindowImpl.java b/src/newt/classes/jogamp/newt/WindowImpl.java
index 7c4011f34..460763f47 100644
--- a/src/newt/classes/jogamp/newt/WindowImpl.java
+++ b/src/newt/classes/jogamp/newt/WindowImpl.java
@@ -36,6 +36,7 @@ package jogamp.newt;
import java.util.ArrayList;
import java.util.List;
+import java.lang.ref.WeakReference;
import java.lang.reflect.Method;
import com.jogamp.common.util.IntBitfield;
@@ -82,7 +83,7 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
{
public static final boolean DEBUG_TEST_REPARENT_INCOMPATIBLE = Debug.isPropertyDefined("newt.test.Window.reparent.incompatible", true);
- protected static final ArrayList<WindowImpl> windowList = new ArrayList<WindowImpl>();
+ protected static final ArrayList<WeakReference<WindowImpl>> windowList = new ArrayList<WeakReference<WindowImpl>>();
static {
ScreenImpl.initSingleton();
@@ -95,13 +96,28 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
System.err.println("Window.shutdownAll "+wCount+" instances, on thread "+getThreadName());
}
for(int i=0; i<wCount && windowList.size()>0; i++) { // be safe ..
- final WindowImpl w = windowList.remove(0);
+ final WindowImpl w = windowList.remove(0).get();
if(DEBUG_IMPLEMENTATION) {
- System.err.println("Window.shutdownAll["+(i+1)+"/"+wCount+"]: "+toHexString(w.getWindowHandle()));
+ final long wh = null != w ? w.getWindowHandle() : 0;
+ System.err.println("Window.shutdownAll["+(i+1)+"/"+wCount+"]: "+toHexString(wh)+", GCed "+(null==w));
}
w.shutdown();
}
}
+ private static void addWindow2List(WindowImpl window) {
+ synchronized(windowList) {
+ // GC before add
+ int i=0;
+ while( i < windowList.size() ) {
+ if( null == windowList.get(i).get() ) {
+ windowList.remove(i);
+ } else {
+ i++;
+ }
+ }
+ windowList.add(new WeakReference<WindowImpl>(window));
+ }
+ }
/** Timeout of queued events (repaint and resize) */
static final long QUEUED_EVENT_TO = 1200; // ms
@@ -208,9 +224,7 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
window.screen = (ScreenImpl) screen;
window.capsRequested = (CapabilitiesImmutable) caps.cloneMutable();
window.instantiationFinished();
- synchronized( windowList ) {
- windowList.add(window);
- }
+ addWindow2List(window);
return window;
} catch (Throwable t) {
t.printStackTrace();
@@ -233,9 +247,7 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
window.screen = (ScreenImpl) screen;
window.capsRequested = (CapabilitiesImmutable) caps.cloneMutable();
window.instantiationFinished();
- synchronized( windowList ) {
- windowList.add(window);
- }
+ addWindow2List(window);
return window;
} catch (Throwable t) {
throw new NativeWindowException(t);
@@ -1062,9 +1074,6 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
@Override
public void destroy() {
- synchronized( windowList ) {
- windowList.remove(this);
- }
visible = false; // Immediately mark synchronized visibility flag, avoiding possible recreation
runOnEDTIfAvail(true, destroyAction);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 09:44:50 +0000