Synchronize the render, but the result is not optimum...

src/org/atriasoft/gale/context/GaleContext.java

@@ -31,6 +31,8 @@ enum ApplicationState {
 
 public abstract class GaleContext {
 	protected static final int MAX_MANAGE_INPUT = 15;
+	private static final String STATIC_ID_RESIZE = "010__RESIZE";
+	private static final String STATIC_ID_REDRAW_ALL = "0100__REDRAW_ALL";
 	private static GaleContext globalContext = null;
 	// return true if a flush is needed
 	private static int countMemeCheck = 0;
@@ -67,6 +69,8 @@ public abstract class GaleContext {
 	protected Vector2f windowsSize = Vector2f.ZERO; //!< current size of the system
 	protected boolean fullscreen = false;
 	protected Vector2f windowsPos; //!< current size of the system
+	// note: in the current mode, the management is not able to synchronize it good..
+	private final boolean requestSynchronousProcessing = true; //!< this permit to process the event in the global GUI thread instead of the local processing thread.
 	
 	public GaleContext(final GaleApplication application, final String[] args) {
 		// set a basic
@@ -125,10 +129,12 @@ public abstract class GaleContext {
 			appl.onStart(context);
 			appl.onResume(context);
 			this.applicationState = ApplicationState.RUNNING;
+			// this is done at the end to perform a full ended rendering.
+			context.requestUpdateSize();
 		});
 		
 		// force a recalculation
-		requestUpdateSize();
+		//requestUpdateSize();
 		Log.info(" == > Gale system init (END)");
 	}
 	
@@ -540,7 +546,7 @@ public abstract class GaleContext {
 		}
 		// TODO Better in the thread ...  ==> but generate some init error ...
 		//gale::Dimension::setPixelWindowsSize(size);
-		postActionAsync(context -> {
+		postActionAsync(GaleContext.STATIC_ID_RESIZE, context -> {
 			Log.error("Receive MSG : THREAD_RESIZE : {} ==> {}", context.windowsSize, size);
 			context.windowsSize = size;
 			//gale::Dimension::setPixelWindowsSize(context.windowsSize);
@@ -655,7 +661,20 @@ public abstract class GaleContext {
 	}
 	
 	protected void postActionAsync(final ActionToDoInAsyncLoop data) {
+		if (this.requestSynchronousProcessing) {
+			this.msgSystemGui.addElement(data);
+		} else {
 			this.msgSystemAsync.addElement(data);
+		}
+		//Later, when the necessary event happens, the thread that is running it calls notify() from a block synchronized on the same object.
+	}
+	
+	protected void postActionAsync(final String uniqueID, final ActionToDoInAsyncLoop data) {
+		if (this.requestSynchronousProcessing) {
+			this.msgSystemGui.addElement(uniqueID, data);
+		} else {
+			this.msgSystemAsync.addElement(uniqueID, data);
+		}
 		//Later, when the necessary event happens, the thread that is running it calls notify() from a block synchronized on the same object.
 	}
 	
@@ -674,7 +693,7 @@ public abstract class GaleContext {
 		try {
 			int nbEvent = 0;
 			while (this.msgSystemAsync.getSize() > 0) {
-				Log.error("    [" + nbEvent + "] event ...");
+				Log.verbose("    [" + nbEvent + "] event ...");
 				nbEvent++;
 				final ActionToDoInAsyncLoop func = this.msgSystemAsync.getElementWait();
 				if (func == null) {
@@ -747,7 +766,7 @@ public abstract class GaleContext {
 	//		}
 	//	}
 	public void requestUpdateSize() {
-		postActionAsync(context -> {
+		postActionAsync(this.STATIC_ID_REDRAW_ALL, context -> {
 			//Log.debug("Receive MSG : THREADRESIZE");
 			context.forceRedrawAll();
 		});

src/org/atriasoft/gale/context/LWJG_AWT/ContextLWJGLAWT.java

@@ -26,7 +26,6 @@ import javax.swing.SwingUtilities;
 import javax.swing.WindowConstants;
 
 import org.atriasoft.etk.Uri;
-import org.atriasoft.etk.math.FMath;
 import org.atriasoft.etk.math.Vector2f;
 import org.atriasoft.gale.DisplayManagerDraw;
 import org.atriasoft.gale.Fps;
@@ -184,6 +183,7 @@ public class ContextLWJGLAWT extends GaleContext implements MouseListener, Mouse
 				}
 				// Process event from the GUI (specific events...
 				processEventsGui();
+				/*
 				final long stopRender = System.currentTimeMillis();
 				try {
 					// limit at 60FPS ==> bad to do it here, but it work for now... add a minimum of 10ms to free lock...
@@ -192,6 +192,7 @@ public class ContextLWJGLAWT extends GaleContext implements MouseListener, Mouse
 					// TODO Auto-generated catch block
 					e.printStackTrace();
 				}
+				*/
 			}
 		}, BorderLayout.CENTER);
 		this.frame.pack();

src/org/atriasoft/gale/context/MessageSystem.java

@@ -1,16 +1,36 @@
 package org.atriasoft.gale.context;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Vector;
 
+import org.atriasoft.gale.internal.Log;
+
 public class MessageSystem {
 	private final Vector<ActionToDoInAsyncLoop> data = new Vector<>();
+	private final Map<String, ActionToDoInAsyncLoop> dataSingle = new HashMap<>();
 	
 	public synchronized void addElement(final ActionToDoInAsyncLoop data2) {
 		this.data.addElement(data2);
 		notifyAll();
 	}
 	
-	public synchronized ActionToDoInAsyncLoop getElement() {
+	public synchronized void addElement(final String uniqueID, final ActionToDoInAsyncLoop data2) {
+		this.dataSingle.put(uniqueID, data2);
+		notifyAll();
+	}
+	
+	protected synchronized ActionToDoInAsyncLoop getElementSingle() {
+		//Log.warning("+++++++++++++++++++++++++++++++++ getElement()");
+		final Map.Entry<String, ActionToDoInAsyncLoop> entry = this.dataSingle.entrySet().iterator().next();
+		final String key = entry.getKey();
+		final ActionToDoInAsyncLoop message = entry.getValue();
+		this.dataSingle.remove(key);
+		//Log.warning("+++++++++++++++++++++++++++++++++ getElement() ===> done " + message);
+		return message;
+	}
+	
+	protected synchronized ActionToDoInAsyncLoop getElementVector() {
 		//Log.warning("+++++++++++++++++++++++++++++++++ getElement()");
 		final ActionToDoInAsyncLoop message = this.data.firstElement();
 		this.data.removeElement(message);
@@ -19,7 +39,7 @@ public class MessageSystem {
 	}
 	
 	public synchronized ActionToDoInAsyncLoop getElementWait() {
-		if (this.data.isEmpty()) {
+		if (this.data.isEmpty() && this.dataSingle.isEmpty()) {
 			try {
 				wait();
 			} catch (final InterruptedException e) {
@@ -28,13 +48,19 @@ public class MessageSystem {
 				return null;
 			}
 		}
-		if (this.data.isEmpty()) {
+		if (!this.data.isEmpty()) {
-			return null;
+			return getElementVector();
 		}
-		return getElement();
+		if (!this.dataSingle.isEmpty()) {
+			return getElementSingle();
+		}
+		return null;
 	}
 	
 	public synchronized int getSize() {
-		return this.data.size();
+		Log.verbose("------------------------------------------------------------");
+		Log.verbose("-- nb message: {} + {}", this.data.size(), this.dataSingle.size());
+		Log.verbose("------------------------------------------------------------");
+		return this.data.size() + this.dataSingle.size();
 	}
 }