diff options
| author | Julien Gouesse <gouessej@orange.fr> | 2015-11-19 20:45:53 +0100 |
|---|---|---|
| committer | Julien Gouesse <gouessej@orange.fr> | 2015-11-19 20:45:53 +0100 |
| commit | a18c3b0789bfc24b49dbaf41c2390159bc683afc (patch) | |
| tree | b5236ff2570178de356eab569225108948eb4d30 /src/javax/media/j3d/MasterControlThread.java | |
| parent | 264608060948a634b53a13ee96ed07527eb07340 (diff) | |
| parent | 7a2e20caac9db6f789a7b3fab344b9758af45335 (diff) | |
Gets Harvey's changes
Diffstat (limited to 'src/javax/media/j3d/MasterControlThread.java')
| -rw-r--r-- | src/javax/media/j3d/MasterControlThread.java | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/javax/media/j3d/MasterControlThread.java b/src/javax/media/j3d/MasterControlThread.java new file mode 100644 index 0000000..f1c67b0 --- /dev/null +++ b/src/javax/media/j3d/MasterControlThread.java @@ -0,0 +1,76 @@ +/* + * Copyright 1999-2008 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; + +/** + * Master control thread. The MasterControlThread object and thread + * are created dynamically whenever needed. Once created, the thread + * runs until all other threads are terminated. Then the master + * control thread terminates. There is never more than one + * MasterControl object or thread in existence at any one time. + */ +class MasterControlThread extends Thread { + + private static int numInstances = 0; + private int instanceNum = -1; + + private static synchronized int newInstanceNum() { + return (++numInstances); + } + + private int getInstanceNum() { + if (instanceNum == -1) + instanceNum = newInstanceNum(); + return instanceNum; + } + + MasterControlThread(ThreadGroup threadGroup) { + super(threadGroup, ""); + setName("J3D-MasterControl-" + getInstanceNum()); + VirtualUniverse.mc.createMCThreads(); + this.start(); + } + + @Override + public void run() { + + do { + while (VirtualUniverse.mc.running) { + VirtualUniverse.mc.doWork(); + + // NOTE: no need to call Thread.yield(), since we will + // call wait() if there is no work to do (yield seems + // to be a no-op on Windows anyway) + } + } while (!VirtualUniverse.mc.mcThreadDone()); + + if(J3dDebug.devPhase) { + J3dDebug.doDebug(J3dDebug.masterControl, J3dDebug.LEVEL_1, + "MC: MasterControl Thread Terminate"); + } + } +} |