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Diffstat (limited to 'engine/src/test/jme3test/post/TestFBOPassthrough.java')
-rw-r--r-- | engine/src/test/jme3test/post/TestFBOPassthrough.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/engine/src/test/jme3test/post/TestFBOPassthrough.java b/engine/src/test/jme3test/post/TestFBOPassthrough.java new file mode 100644 index 0000000..fee11fe --- /dev/null +++ b/engine/src/test/jme3test/post/TestFBOPassthrough.java @@ -0,0 +1,117 @@ +/* + * Copyright (c) 2009-2010 jMonkeyEngine + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * * Neither the name of 'jMonkeyEngine' nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +package jme3test.post; + +import com.jme3.app.SimpleApplication; +import com.jme3.material.Material; +import com.jme3.renderer.RenderManager; +import com.jme3.renderer.Renderer; +import com.jme3.scene.Geometry; +import com.jme3.scene.Node; +import com.jme3.scene.shape.Sphere; +import com.jme3.texture.FrameBuffer; +import com.jme3.texture.Image.Format; +import com.jme3.texture.Texture2D; +import com.jme3.ui.Picture; + +/** + * Demonstrates FrameBuffer usage. + * The scene is first rendered to an FB with a texture attached, + * the texture is then rendered onto the screen in ortho mode. + * + * @author Kirill + */ +public class TestFBOPassthrough extends SimpleApplication { + + private Node fbNode = new Node("Framebuffer Node"); + private FrameBuffer fb; + + public static void main(String[] args){ + TestFBOPassthrough app = new TestFBOPassthrough(); + app.start(); + } + + @Override + public void simpleInitApp() { + int w = settings.getWidth(); + int h = settings.getHeight(); + + //setup framebuffer + fb = new FrameBuffer(w, h, 1); + + Texture2D fbTex = new Texture2D(w, h, Format.RGBA8); + fb.setDepthBuffer(Format.Depth); + fb.setColorTexture(fbTex); + + // setup framebuffer's scene + Sphere sphMesh = new Sphere(20, 20, 1); + Material solidColor = assetManager.loadMaterial("Common/Materials/RedColor.j3m"); + + Geometry sphere = new Geometry("sphere", sphMesh); + sphere.setMaterial(solidColor); + fbNode.attachChild(sphere); + + //setup main scene + Picture p = new Picture("Picture"); + p.setPosition(0, 0); + p.setWidth(w); + p.setHeight(h); + p.setTexture(assetManager, fbTex, false); + + rootNode.attachChild(p); + } + + @Override + public void simpleUpdate(float tpf){ + fbNode.updateLogicalState(tpf); + fbNode.updateGeometricState(); + } + + @Override + public void simpleRender(RenderManager rm){ + Renderer r = rm.getRenderer(); + + //do FBO rendering + r.setFrameBuffer(fb); + + rm.setCamera(cam, false); // FBO uses current camera + r.clearBuffers(true, true, true); + rm.renderScene(fbNode, viewPort); + rm.flushQueue(viewPort); + + //go back to default rendering and let + //SimpleApplication render the default scene + r.setFrameBuffer(null); + } + +} |