Issue 78: Rendering stops if there's an exception in the EventDispatch

Issue 204: linux-amd64 build needs support for Cg
Issue 212: PureImmediate test fails to rotate


git-svn-id: https://svn.java.net/svn/j3d-core~svn/trunk@480 ba19aa83-45c5-6ac9-afd3-db810772062c

5 files changed, 45 insertions, 6 deletions

diff --git a/src/classes/share/javax/media/j3d/Alpha.java b/src/classes/share/javax/media/j3d/Alpha.java
index 0772cd6..917e5c3 100644
--- a/src/classes/share/javax/media/j3d/Alpha.java
+++ b/src/classes/share/javax/media/j3d/Alpha.java
@@ -1000,5 +1000,9 @@ public class Alpha extends NodeComponent {
       a.setAlphaAtZeroDuration(getAlphaAtZeroDuration());
       return a;
     }
-	
+
+    static {
+        VirtualUniverse.loadLibraries();
+    }
+
 }
diff --git a/src/classes/share/javax/media/j3d/Canvas3D.java b/src/classes/share/javax/media/j3d/Canvas3D.java
index 6fbdcac..ca97c62 100644
--- a/src/classes/share/javax/media/j3d/Canvas3D.java
+++ b/src/classes/share/javax/media/j3d/Canvas3D.java
@@ -2454,7 +2454,7 @@ public class Canvas3D extends Canvas {
     }
 
     final void makeCtxCurrent(long ctx, long dpy, int win) {
-        if (ctx != screen.renderer.currentCtx) {
+        if (ctx != screen.renderer.currentCtx || win != screen.renderer.currentWindow) {
 	    if (!drawingSurfaceObject.isLocked()) {
 		drawingSurfaceObject.renderLock();
 		useCtx(ctx, dpy, win);
@@ -2463,6 +2463,7 @@ public class Canvas3D extends Canvas {
 		useCtx(ctx, dpy, win);
 	    }
             screen.renderer.currentCtx = ctx;
+            screen.renderer.currentWindow = win;
         }
     }
 
diff --git a/src/classes/share/javax/media/j3d/DrawingSurfaceObjectAWT.java b/src/classes/share/javax/media/j3d/DrawingSurfaceObjectAWT.java
index 646a368..9e5eaf4 100644
--- a/src/classes/share/javax/media/j3d/DrawingSurfaceObjectAWT.java
+++ b/src/classes/share/javax/media/j3d/DrawingSurfaceObjectAWT.java
@@ -96,7 +96,14 @@ class DrawingSurfaceObjectAWT extends DrawingSurfaceObject {
 
 
     synchronized void getDrawingSurfaceObjectInfo() {
-	// get native drawing surface - ds
+        // Free old DS and DSI
+        if (nativeDS != 0 && dsi != 0) {
+            freeResource(nativeAWT, nativeDS, dsi);
+            nativeDS = 0;
+            dsi = 0;
+        }
+
+        // get native drawing surface - ds
 	nativeDS = getDrawingSurfaceAWT(canvas, nativeAWT);
 
 	// get window id
@@ -107,8 +114,7 @@ class DrawingSurfaceObjectAWT extends DrawingSurfaceObject {
 		    (canvas, nativeDS, dsi, display, screenID,
 		     xineramaDisabled);
 	    }
-	} 
-
+	}
     }
 
 
diff --git a/src/classes/share/javax/media/j3d/GraphicsContext3D.java b/src/classes/share/javax/media/j3d/GraphicsContext3D.java
index 18e2ba8..ffceff5 100644
--- a/src/classes/share/javax/media/j3d/GraphicsContext3D.java
+++ b/src/classes/share/javax/media/j3d/GraphicsContext3D.java
@@ -1632,6 +1632,14 @@ public class GraphicsContext3D extends Object   {
         // gets yanked from us during a remove.
 
         try {
+            // Issue 78 - need to get the drawingSurface info every
+            // frame; this is necessary since the HDC (window ID)
+            // on Windows can become invalidated without our
+            // being notified!
+            if (!canvas3d.offScreen) {
+                canvas3d.drawingSurfaceObject.getDrawingSurfaceObjectInfo();
+            }
+
 	    if (canvas3d.drawingSurfaceObject.renderLock()) {
 		// XXXX : Fix texture
 		/*
@@ -1687,6 +1695,7 @@ public class GraphicsContext3D extends Object   {
 
 		    canvas3d.drawingSurfaceObject.contextValidated();
 		    canvas3d.screen.renderer.currentCtx = canvas3d.ctx;
+                    canvas3d.screen.renderer.currentWindow = canvas3d.window;
 		    initializeState();
 		    canvas3d.ctxChanged = true;
 		    canvas3d.canvasDirty = 0xffff;
diff --git a/src/classes/share/javax/media/j3d/Renderer.java b/src/classes/share/javax/media/j3d/Renderer.java
index e3237ae..44cf918 100644
--- a/src/classes/share/javax/media/j3d/Renderer.java
+++ b/src/classes/share/javax/media/j3d/Renderer.java
@@ -94,6 +94,11 @@ class Renderer extends J3dThread {
      */
     long currentCtx = -1;
 
+    /**
+     * This is the id of the current rendering window
+     */
+    long currentWindow = 0;
+
     // an unique bit to identify this renderer
     int rendererBit = 0;
     // an unique number to identify this renderer : ( rendererBit = 1 << rendererId)
@@ -422,6 +427,7 @@ class Renderer extends J3dThread {
 			    // currentCtx change after we create a new context
 			    GraphicsConfigTemplate3D.runMonitor(J3dThread.NOTIFY);
 			    currentCtx = -1;
+                            currentWindow = 0;
 			} 
 		    } else if (secondArg instanceof Integer) {
 			// message from TextureRetained finalize() method
@@ -673,6 +679,14 @@ class Renderer extends J3dThread {
 			continue;
 		    }
 
+                    // Issue 78 - need to get the drawingSurface info every
+                    // frame; this is necessary since the HDC (window ID)
+                    // on Windows can become invalidated without our
+                    // being notified!
+                    if (!canvas.offScreen) {
+                        canvas.drawingSurfaceObject.getDrawingSurfaceObjectInfo();
+                    }
+
 		    boolean background_image_update = false;
 
 		    renderBin = canvas.view.renderBin;
@@ -1461,7 +1475,7 @@ class Renderer extends J3dThread {
     // This is only invoked from removeCtx()/removeAllCtxs()
     // with drawingSurface already lock
     final void makeCtxCurrent(long sharedCtx, long display, int window) {
-        if (sharedCtx != currentCtx) {
+        if (sharedCtx != currentCtx || window != currentWindow) {
 	    Canvas3D.useCtx(sharedCtx, display, window);
 	    /*
             if(!Canvas3D.useCtx(sharedCtx, display, window)) {
@@ -1470,6 +1484,7 @@ class Renderer extends J3dThread {
             }
             */
             currentCtx = sharedCtx;
+            currentWindow = window;
         }
     }
 
@@ -1510,6 +1525,7 @@ class Renderer extends J3dThread {
 				    freeContextResources();
 				    Canvas3D.destroyContext(display, window, sharedCtx);
 				    currentCtx = -1;
+                                    currentWindow = 0;
 				} else {
 				    freeResourcesInFreeList(cv);
 				}
@@ -1521,6 +1537,7 @@ class Renderer extends J3dThread {
 			    cv.freeContextResources(this, freeBackground, ctx);
 			    Canvas3D.destroyContext(display, window, ctx);
 			    currentCtx = -1;
+                            currentWindow = 0;
 			    cv.drawingSurfaceObject.unLock();
 			}
 		    }
@@ -1561,6 +1578,7 @@ class Renderer extends J3dThread {
 				freeContextResources();
 				Canvas3D.destroyContext(display, window, sharedCtx);
 				currentCtx = -1;
+                                currentWindow = 0;
 			    }
 			    cv.makeCtxCurrent();
 			    cv.freeResourcesInFreeList(cv.ctx);
@@ -1569,6 +1587,7 @@ class Renderer extends J3dThread {
 						    cv.window,
 						    cv.ctx);
 			    currentCtx = -1;
+                            currentWindow = 0;
 			    cv.drawingSurfaceObject.unLock();
 			}
 		    }