| /* |
| * 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.renderer; |
| |
| import com.jme3.app.SimpleApplication; |
| import com.jme3.input.KeyInput; |
| import com.jme3.input.controls.AnalogListener; |
| import com.jme3.input.controls.KeyTrigger; |
| import com.jme3.light.DirectionalLight; |
| import com.jme3.math.ColorRGBA; |
| import com.jme3.math.Vector3f; |
| import com.jme3.scene.Geometry; |
| |
| public class TestParallelProjection extends SimpleApplication implements AnalogListener { |
| |
| private float frustumSize = 1; |
| |
| public static void main(String[] args){ |
| TestParallelProjection app = new TestParallelProjection(); |
| app.start(); |
| } |
| |
| public void simpleInitApp() { |
| Geometry teaGeom = (Geometry) assetManager.loadModel("Models/Teapot/Teapot.obj"); |
| |
| DirectionalLight dl = new DirectionalLight(); |
| dl.setColor(ColorRGBA.White); |
| dl.setDirection(Vector3f.UNIT_XYZ.negate()); |
| |
| rootNode.addLight(dl); |
| rootNode.attachChild(teaGeom); |
| |
| // Setup first view |
| cam.setParallelProjection(true); |
| float aspect = (float) cam.getWidth() / cam.getHeight(); |
| cam.setFrustum(-1000, 1000, -aspect * frustumSize, aspect * frustumSize, frustumSize, -frustumSize); |
| |
| inputManager.addListener(this, "Size+", "Size-"); |
| inputManager.addMapping("Size+", new KeyTrigger(KeyInput.KEY_W)); |
| inputManager.addMapping("Size-", new KeyTrigger(KeyInput.KEY_S)); |
| } |
| |
| public void onAnalog(String name, float value, float tpf) { |
| // Instead of moving closer/farther to object, we zoom in/out. |
| if (name.equals("Size-")) |
| frustumSize += 0.3f * tpf; |
| else |
| frustumSize -= 0.3f * tpf; |
| |
| float aspect = (float) cam.getWidth() / cam.getHeight(); |
| cam.setFrustum(-1000, 1000, -aspect * frustumSize, aspect * frustumSize, frustumSize, -frustumSize); |
| } |
| } |