diff options
Diffstat (limited to 'src/javax/media/j3d/ExponentialFogRetained.java')
| -rw-r--r-- | src/javax/media/j3d/ExponentialFogRetained.java | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/javax/media/j3d/ExponentialFogRetained.java b/src/javax/media/j3d/ExponentialFogRetained.java deleted file mode 100644 index e4c0945..0000000 --- a/src/javax/media/j3d/ExponentialFogRetained.java +++ /dev/null @@ -1,183 +0,0 @@ -/* - * Copyright 1997-2008 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; - -import java.util.ArrayList; - -import javax.vecmath.Color3f; - -/** - * The ExponentialFog leaf node defines distance parameters for - * exponential fog. - */ -class ExponentialFogRetained extends FogRetained { - // Fog density - private float density = 1.0f; - - // Issue 144: density in Eye Coordinates (EC) - private float densityInEc; - - // dirty bits for ExponentialFog - static final int DENSITY_CHANGED = FogRetained.LAST_DEFINED_BIT << 1; - - - ExponentialFogRetained() { - this.nodeType = NodeRetained.EXPONENTIALFOG; - } - - /** - * initializes fog density - */ - void initDensity(float density){ - this.density = density; - } - - /** - * Sets fog density and send a message - */ - void setDensity(float density){ - this.density = density; - J3dMessage createMessage = new J3dMessage(); - createMessage.threads = targetThreads; - createMessage.type = J3dMessage.FOG_CHANGED; - createMessage.universe = universe; - createMessage.args[0] = this; - createMessage.args[1]= new Integer(DENSITY_CHANGED); - createMessage.args[2] = new Float(density); - VirtualUniverse.mc.processMessage(createMessage); - } - - /** - * Gets fog density - */ - float getDensity(){ - return this.density; - } - - - @Override - void setLive(SetLiveState s) { - super.setLive(s); - - // Initialize the mirror object, this needs to be done, when - // renderBin is not accessing any of the fields - J3dMessage createMessage = new J3dMessage(); - createMessage.threads = J3dThread.UPDATE_RENDERING_ENVIRONMENT; - createMessage.universe = universe; - createMessage.type = J3dMessage.FOG_CHANGED; - createMessage.args[0] = this; - // a snapshot of all attributes that needs to be initialized - // in the mirror object - createMessage.args[1]= new Integer(INIT_MIRROR); - ArrayList addScopeList = new ArrayList(); - for (int i = 0; i < scopes.size(); i++) { - GroupRetained group = scopes.get(i); - tempKey.reset(); - group.addAllNodesForScopedFog(mirrorFog, addScopeList, tempKey); - } - Object[] scopeInfo = new Object[2]; - scopeInfo[0] = ((scopes.size() > 0) ? Boolean.TRUE:Boolean.FALSE); - scopeInfo[1] = addScopeList; - createMessage.args[2] = scopeInfo; - Color3f clr = new Color3f(color); - createMessage.args[3] = clr; - - Object[] obj = new Object[5]; - obj[0] = boundingLeaf; - obj[1] = (regionOfInfluence != null?regionOfInfluence.clone():null); - obj[2] = (inBackgroundGroup? Boolean.TRUE:Boolean.FALSE); - obj[3] = geometryBackground; - obj[4] = new Float(density); - - createMessage.args[4] = obj; - VirtualUniverse.mc.processMessage(createMessage); - - } - - - /** - * This method and its native counterpart update the native context - * fog values. - */ - @Override - void update(Context ctx, double scale) { - // Issue 144: recompute the density in EC, and send it to native code - validateDistancesInEc(scale); - Pipeline.getPipeline().updateExponentialFog(ctx, color.x, color.y, color.z, densityInEc); - } - - - - // The update Object function. - // Note : if you add any more fields here , you need to update - // updateFog() in RenderingEnvironmentStructure - @Override - void updateMirrorObject(Object[] objs) { - - int component = ((Integer)objs[1]).intValue(); - - - if ((component & DENSITY_CHANGED) != 0) - ((ExponentialFogRetained)mirrorFog).density = ((Float)objs[2]).floatValue(); - - if ((component & INIT_MIRROR) != 0) { - ((ExponentialFogRetained)mirrorFog).density = ((Float)((Object[])objs[4])[4]).floatValue(); - - } - // Issue 144: store the local to vworld scale used to transform the density - ((ExponentialFogRetained)mirrorFog).setLocalToVworldScale(getLastLocalToVworld().getDistanceScale()); - - super.updateMirrorObject(objs); - } - - - // Clone the retained side only, internal use only - @Override - protected Object clone() { - ExponentialFogRetained efr = - (ExponentialFogRetained)super.clone(); - - efr.initDensity(getDensity()); - - return efr; - } - - // Issue 144: method to recompute the density in EC by multiplying the specified - // density by the inverse of the local to EC scale - /** - * Scale distances from local to eye coordinate. - */ - @Override - protected void validateDistancesInEc(double vworldToCoexistenceScale) { - // vworldToCoexistenceScale can be used here since - // CoexistenceToEc has a unit scale - double localToEcScale = getLocalToVworldScale() * vworldToCoexistenceScale; - - densityInEc = (float)(density / localToEcScale); - } - -} |