1 /* 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.scenario.effect.impl.prism.ps; 27 28 import com.sun.javafx.geom.Rectangle; 29 import com.sun.javafx.geom.transform.BaseTransform; 30 import com.sun.prism.RTTexture; 31 import com.sun.scenario.effect.Effect; 32 import com.sun.scenario.effect.FilterContext; 33 import com.sun.scenario.effect.ImageData; 34 import com.sun.scenario.effect.impl.Renderer; 35 import com.sun.scenario.effect.impl.EffectPeer; 36 import com.sun.scenario.effect.impl.prism.PrDrawable; 37 import com.sun.scenario.effect.impl.prism.PrRenderer; 38 import com.sun.scenario.effect.impl.prism.PrTexture; 39 40 public class PPStoPSWDisplacementMapPeer extends EffectPeer { 41 PrRenderer softwareRenderer; 42 EffectPeer softwarePeer; 43 44 public PPStoPSWDisplacementMapPeer(FilterContext fctx, Renderer r, String shaderName) { 45 super(fctx, r, shaderName); 46 softwareRenderer = PrRenderer.createSoftwareRenderer(fctx); 47 softwarePeer = softwareRenderer.getPeerInstance(fctx, "DisplacementMap", 0); 48 } 49 50 @Override 51 public ImageData filter(Effect effect, BaseTransform transform, 52 Rectangle outputClip, ImageData... inputs) 53 { 54 ImageData input = inputs[0]; 55 PrTexture srcTex = (PrTexture) input.getUntransformedImage(); 56 RTTexture srcRT = (RTTexture) srcTex.getTextureObject(); 57 // The software renderer produces drawables that also implement HeapImage 58 PrDrawable srcDrawable = softwareRenderer.createDrawable(srcRT); 59 ImageData heapinput = new ImageData(input.getFilterContext(), srcDrawable, 60 input.getUntransformedBounds()); 61 heapinput = heapinput.transform(input.getTransform()); 62 63 // The software peer will return a PrDrawable that can produce a 64 // prism Texture on demand as needed. 65 ImageData ret = softwarePeer.filter(effect, transform, outputClip, heapinput); 66 // Note that heapinput should not be unref()ed since it shares the 67 // rtt with input/srcTex and we do not want it to dispose the rtt. 68 return ret; 69 } 70 }