159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/* 259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Copyright (c) 2009-2012 jMonkeyEngine 359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * All rights reserved. 459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Redistribution and use in source and binary forms, with or without 659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * modification, are permitted provided that the following conditions are 759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * met: 859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions of source code must retain the above copyright 1059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer. 1159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions in binary form must reproduce the above copyright 1359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer in the 1459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * documentation and/or other materials provided with the distribution. 1559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 1759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * may be used to endorse or promote products derived from this software 1859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * without specific prior written permission. 1959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 2059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 2259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 2359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 2459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 2759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 2859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 2959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 3259b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapackage com.jme3.post.ssao; 3359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3459b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.asset.AssetManager; 3559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.export.InputCapsule; 3659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.export.JmeExporter; 3759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.export.JmeImporter; 3859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.export.OutputCapsule; 3959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.material.Material; 4059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Vector2f; 4159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Vector3f; 4259b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.post.Filter; 4359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.post.Filter.Pass; 4459b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.renderer.RenderManager; 4559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.renderer.Renderer; 4659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.renderer.ViewPort; 4759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.shader.VarType; 4859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.texture.Image.Format; 4959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.texture.Texture; 5059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.io.IOException; 5159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.util.ArrayList; 5259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/** 5459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * SSAO stands for screen space ambient occlusion 5559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * It's a technique that fake ambient lighting by computing shadows that near by objects would casts on each others 5659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * under the effect of an ambient light 5759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * more info on this in this blog post <a href="http://jmonkeyengine.org/2010/08/16/screen-space-ambient-occlusion-for-jmonkeyengine-3-0/">http://jmonkeyengine.org/2010/08/16/screen-space-ambient-occlusion-for-jmonkeyengine-3-0/</a> 5859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 5959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @author Rémy Bouquet aka Nehon 6059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 6159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapublic class SSAOFilter extends Filter { 6259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Pass normalPass; 6459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Vector3f frustumCorner; 6559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Vector2f frustumNearFar; 6659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Vector2f[] samples = {new Vector2f(1.0f, 0.0f), new Vector2f(-1.0f, 0.0f), new Vector2f(0.0f, 1.0f), new Vector2f(0.0f, -1.0f)}; 6759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private float sampleRadius = 5.1f; 6859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private float intensity = 1.5f; 6959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private float scale = 0.2f; 7059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private float bias = 0.1f; 7159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private boolean useOnlyAo = false; 7259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private boolean useAo = true; 7359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Material ssaoMat; 7459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Pass ssaoPass; 7559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// private Material downSampleMat; 7659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// private Pass downSamplePass; 7759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private float downSampleFactor = 1f; 7859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 8059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Create a Screen Space Ambient Occlusion Filter 8159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 8259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public SSAOFilter() { 8359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta super("SSAOFilter"); 8459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 8559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 8659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 8759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Create a Screen Space Ambient Occlusion Filter 8859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param sampleRadius The radius of the area where random samples will be picked. default 5.1f 8959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param intensity intensity of the resulting AO. default 1.2f 9059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param scale distance between occluders and occludee. default 0.2f 9159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param bias the width of the occlusion cone considered by the occludee. default 0.1f 9259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 9359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public SSAOFilter(float sampleRadius, float intensity, float scale, float bias) { 9459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this(); 9559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.sampleRadius = sampleRadius; 9659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.intensity = intensity; 9759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.scale = scale; 9859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bias = bias; 9959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 10259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta protected boolean isRequiresDepthTexture() { 10359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return true; 10459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 10759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta protected void postQueue(RenderManager renderManager, ViewPort viewPort) { 10859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Renderer r = renderManager.getRenderer(); 10959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r.setFrameBuffer(normalPass.getRenderFrameBuffer()); 11059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta renderManager.getRenderer().clearBuffers(true, true, true); 11159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta renderManager.setForcedTechnique("PreNormalPass"); 11259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta renderManager.renderViewPortQueues(viewPort, false); 11359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta renderManager.setForcedTechnique(null); 11459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta renderManager.getRenderer().setFrameBuffer(viewPort.getOutputFrameBuffer()); 11559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 11659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 11859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta protected Material getMaterial() { 11959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return material; 12059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 12159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 12359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta protected void initFilter(AssetManager manager, RenderManager renderManager, ViewPort vp, int w, int h) { 12459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int screenWidth = w; 12559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int screenHeight = h; 12659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta postRenderPasses = new ArrayList<Pass>(); 12759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta normalPass = new Pass(); 12959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta normalPass.init(renderManager.getRenderer(), (int) (screenWidth / downSampleFactor), (int) (screenHeight / downSampleFactor), Format.RGBA8, Format.Depth); 13059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta frustumNearFar = new Vector2f(); 13359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float farY = (vp.getCamera().getFrustumTop() / vp.getCamera().getFrustumNear()) * vp.getCamera().getFrustumFar(); 13559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float farX = farY * ((float) screenWidth / (float) screenHeight); 13659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta frustumCorner = new Vector3f(farX, farY, vp.getCamera().getFrustumFar()); 13759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta frustumNearFar.x = vp.getCamera().getFrustumNear(); 13859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta frustumNearFar.y = vp.getCamera().getFrustumFar(); 13959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta //ssao Pass 14559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat = new Material(manager, "Common/MatDefs/SSAO/ssao.j3md"); 14659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setTexture("Normals", normalPass.getRenderedTexture()); 14759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Texture random = manager.loadTexture("Common/MatDefs/SSAO/Textures/random.png"); 14859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta random.setWrap(Texture.WrapMode.Repeat); 14959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setTexture("RandomMap", random); 15059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 15159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoPass = new Pass() { 15259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 15359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 15459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public boolean requiresDepthAsTexture() { 15559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return true; 15659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 15759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }; 15859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 15959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoPass.init(renderManager.getRenderer(), (int) (screenWidth / downSampleFactor), (int) (screenHeight / downSampleFactor), Format.RGBA8, Format.Depth, 1, ssaoMat); 16059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoPass.getRenderedTexture().setMinFilter(Texture.MinFilter.Trilinear); 16159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoPass.getRenderedTexture().setMagFilter(Texture.MagFilter.Bilinear); 16259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta postRenderPasses.add(ssaoPass); 16359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material = new Material(manager, "Common/MatDefs/SSAO/ssaoBlur.j3md"); 16459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setTexture("SSAOMap", ssaoPass.getRenderedTexture()); 16559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setVector3("FrustumCorner", frustumCorner); 16759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("SampleRadius", sampleRadius); 16859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Intensity", intensity); 16959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Scale", scale); 17059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Bias", bias); 17159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setBoolean("UseAo", useAo); 17259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setBoolean("UseOnlyAo", useOnlyAo); 17359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setVector2("FrustumNearFar", frustumNearFar); 17459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setVector2("FrustumNearFar", frustumNearFar); 17559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setParam("Samples", VarType.Vector2Array, samples); 17659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float xScale = 1.0f / w; 17859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float yScale = 1.0f / h; 17959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float blurScale = 2f; 18159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setFloat("XScale", blurScale * xScale); 18259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setFloat("YScale", blurScale * yScale); 18359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 18559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 18759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Return the bias<br> 18859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * see {@link #setBias(float bias)} 18959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 19059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 19159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public float getBias() { 19259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return bias; 19359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 19559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 19659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Sets the the width of the occlusion cone considered by the occludee default is 0.1f 19759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param bias 19859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 19959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setBias(float bias) { 20059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bias = bias; 20159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (ssaoMat != null) { 20259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Bias", bias); 20359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 20459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 20559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 20659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 20759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * returns the ambient occlusion intensity 20859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 20959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 21059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public float getIntensity() { 21159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return intensity; 21259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 21359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 21559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Sets the Ambient occlusion intensity default is 1.2f 21659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param intensity 21759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 21859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setIntensity(float intensity) { 21959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.intensity = intensity; 22059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (ssaoMat != null) { 22159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Intensity", intensity); 22259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 22359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 22559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 22759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * returns the sample radius<br> 22859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * see {link setSampleRadius(float sampleRadius)} 22959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 23059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 23159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public float getSampleRadius() { 23259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return sampleRadius; 23359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 23459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 23659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Sets the radius of the area where random samples will be picked dafault 5.1f 23759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param sampleRadius 23859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 23959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setSampleRadius(float sampleRadius) { 24059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.sampleRadius = sampleRadius; 24159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (ssaoMat != null) { 24259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("SampleRadius", sampleRadius); 24359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 24459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 24659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 24859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * returns the scale<br> 24959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * see {@link #setScale(float scale)} 25059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 25159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 25259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public float getScale() { 25359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return scale; 25459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 25559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 25659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 25759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 25859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Returns the distance between occluders and occludee. default 0.2f 25959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param scale 26059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 26159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setScale(float scale) { 26259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.scale = scale; 26359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (ssaoMat != null) { 26459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ssaoMat.setFloat("Scale", scale); 26559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 26859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 26959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * debugging only , will be removed 27059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 27159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 27259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public boolean isUseAo() { 27359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return useAo; 27459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 27559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 27659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 27759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * debugging only , will be removed 27859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 27959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setUseAo(boolean useAo) { 28059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.useAo = useAo; 28159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (material != null) { 28259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setBoolean("UseAo", useAo); 28359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 28459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 28559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 28659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 28759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 28859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * debugging only , will be removed 28959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @return 29059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 29159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public boolean isUseOnlyAo() { 29259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return useOnlyAo; 29359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 29459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 29559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 29659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * debugging only , will be removed 29759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 29859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setUseOnlyAo(boolean useOnlyAo) { 29959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.useOnlyAo = useOnlyAo; 30059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (material != null) { 30159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta material.setBoolean("UseOnlyAo", useOnlyAo); 30259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 30359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 30459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 30559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 30659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void write(JmeExporter ex) throws IOException { 30759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta super.write(ex); 30859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta OutputCapsule oc = ex.getCapsule(this); 30959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta oc.write(sampleRadius, "sampleRadius", 5.1f); 31059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta oc.write(intensity, "intensity", 1.5f); 31159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta oc.write(scale, "scale", 0.2f); 31259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta oc.write(bias, "bias", 0.1f); 31359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 31459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 31559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 31659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void read(JmeImporter im) throws IOException { 31759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta super.read(im); 31859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta InputCapsule ic = im.getCapsule(this); 31959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta sampleRadius = ic.readFloat("sampleRadius", 5.1f); 32059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta intensity = ic.readFloat("intensity", 1.5f); 32159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta scale = ic.readFloat("scale", 0.2f); 32259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bias = ic.readFloat("bias", 0.1f); 32359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 32459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta} 325