Gets Harvey's changes

1 files changed, 100 insertions, 0 deletions

diff --git a/src/javax/media/j3d/StructureUpdateThread.java b/src/javax/media/j3d/StructureUpdateThread.java
new file mode 100644
index 0000000..8dbf431
--- /dev/null
+++ b/src/javax/media/j3d/StructureUpdateThread.java
@@ -0,0 +1,100 @@
+/*
+ * Copyright 1998-2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package javax.media.j3d;
+
+/**
+ * The StructureUpdateThread is thread that passes messages to its structure
+ */
+
+class StructureUpdateThread extends J3dThread {
+    /**
+     * The structure that this thread works for
+     */
+    J3dStructure structure;
+
+    /**
+     * Some variables used to name threads correctly
+     */
+    private static int numInstances[] = new int[7];
+    private int instanceNum[] = new int[7];
+
+    private synchronized int newInstanceNum(int idx) {
+	return (++numInstances[idx]);
+    }
+
+    int getInstanceNum(int idx) {
+	if (instanceNum[idx] == 0)
+	    instanceNum[idx] = newInstanceNum(idx);
+	return instanceNum[idx];
+    }
+
+    /**
+     * Just saves the structure
+     */
+    StructureUpdateThread(ThreadGroup t, J3dStructure s, int threadType) {
+	super(t);
+	structure = s;
+	type = threadType;
+	classification = J3dThread.UPDATE_THREAD;
+
+	switch (type) {
+    	case J3dThread.UPDATE_GEOMETRY:
+	    setName("J3D-GeometryStructureUpdateThread-" + getInstanceNum(0));
+	    break;
+    	case J3dThread.UPDATE_RENDER:
+	    setName("J3D-RenderStructureUpdateThread-" + getInstanceNum(1));
+	    break;
+    	case J3dThread.UPDATE_BEHAVIOR:
+	    setName("J3D-BehaviorStructureUpdateThread-" + getInstanceNum(2));
+	    break;
+    	case J3dThread.UPDATE_SOUND:
+	    setName("J3D-SoundStructureUpdateThread-" + getInstanceNum(3));
+	    break;
+    	case J3dThread.UPDATE_RENDERING_ATTRIBUTES:
+	    // Only one exists in Java3D system
+	    setName("J3D-RenderingAttributesStructureUpdateThread");
+	    break;
+    	case J3dThread.UPDATE_RENDERING_ENVIRONMENT:
+	    setName("J3D-RenderingEnvironmentStructureUpdateThread-"+
+		    getInstanceNum(4));
+	    break;
+	case J3dThread.UPDATE_TRANSFORM:
+	    setName("J3D-TransformStructureUpdateThread-"+ getInstanceNum(5));
+	    break;
+        case J3dThread.SOUND_SCHEDULER:
+            setName("J3D-SoundSchedulerUpdateThread-"+ getInstanceNum(6));
+            break;
+
+	}
+
+    }
+
+    @Override
+    void doWork(long referenceTime) {
+	structure.processMessages(referenceTime);
+    }
+}