| /* |
| * 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.animation; |
| |
| import com.jme3.animation.LoopMode; |
| import com.jme3.app.SimpleApplication; |
| import com.jme3.cinematic.MotionPath; |
| import com.jme3.cinematic.MotionPathListener; |
| import com.jme3.cinematic.events.MotionTrack; |
| import com.jme3.font.BitmapText; |
| import com.jme3.input.ChaseCamera; |
| import com.jme3.input.KeyInput; |
| import com.jme3.input.controls.ActionListener; |
| import com.jme3.input.controls.KeyTrigger; |
| import com.jme3.light.DirectionalLight; |
| import com.jme3.material.Material; |
| import com.jme3.math.ColorRGBA; |
| import com.jme3.math.Spline.SplineType; |
| import com.jme3.math.Vector3f; |
| import com.jme3.scene.CameraNode; |
| import com.jme3.scene.Geometry; |
| import com.jme3.scene.Spatial; |
| import com.jme3.scene.control.CameraControl.ControlDirection; |
| import com.jme3.scene.shape.Box; |
| |
| public class TestCameraMotionPath extends SimpleApplication { |
| |
| private Spatial teapot; |
| private boolean active = true; |
| private boolean playing = false; |
| private MotionPath path; |
| private MotionTrack cameraMotionControl; |
| private ChaseCamera chaser; |
| private CameraNode camNode; |
| |
| public static void main(String[] args) { |
| TestCameraMotionPath app = new TestCameraMotionPath(); |
| app.start(); |
| } |
| |
| @Override |
| public void simpleInitApp() { |
| createScene(); |
| cam.setLocation(new Vector3f(8.4399185f, 11.189463f, 14.267577f)); |
| camNode = new CameraNode("Motion cam", cam); |
| camNode.setControlDir(ControlDirection.SpatialToCamera); |
| camNode.getControl(0).setEnabled(false); |
| path = new MotionPath(); |
| path.setCycle(true); |
| path.addWayPoint(new Vector3f(20, 3, 0)); |
| path.addWayPoint(new Vector3f(0, 3, 20)); |
| path.addWayPoint(new Vector3f(-20, 3, 0)); |
| path.addWayPoint(new Vector3f(0, 3, -20)); |
| path.setCurveTension(0.83f); |
| path.enableDebugShape(assetManager, rootNode); |
| |
| cameraMotionControl = new MotionTrack(camNode, path); |
| cameraMotionControl.setLoopMode(LoopMode.Loop); |
| //cameraMotionControl.setDuration(15f); |
| cameraMotionControl.setLookAt(teapot.getWorldTranslation(), Vector3f.UNIT_Y); |
| cameraMotionControl.setDirectionType(MotionTrack.Direction.LookAt); |
| |
| rootNode.attachChild(camNode); |
| |
| guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt"); |
| final BitmapText wayPointsText = new BitmapText(guiFont, false); |
| wayPointsText.setSize(guiFont.getCharSet().getRenderedSize()); |
| |
| guiNode.attachChild(wayPointsText); |
| |
| path.addListener(new MotionPathListener() { |
| |
| public void onWayPointReach(MotionTrack control, int wayPointIndex) { |
| if (path.getNbWayPoints() == wayPointIndex + 1) { |
| wayPointsText.setText(control.getSpatial().getName() + " Finish!!! "); |
| } else { |
| wayPointsText.setText(control.getSpatial().getName() + " Reached way point " + wayPointIndex); |
| } |
| wayPointsText.setLocalTranslation((cam.getWidth() - wayPointsText.getLineWidth()) / 2, cam.getHeight(), 0); |
| } |
| }); |
| |
| flyCam.setEnabled(false); |
| chaser = new ChaseCamera(cam, teapot); |
| chaser.registerWithInput(inputManager); |
| chaser.setSmoothMotion(true); |
| chaser.setMaxDistance(50); |
| chaser.setDefaultDistance(50); |
| initInputs(); |
| |
| } |
| |
| private void createScene() { |
| Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md"); |
| mat.setFloat("Shininess", 1f); |
| mat.setBoolean("UseMaterialColors", true); |
| mat.setColor("Ambient", ColorRGBA.Black); |
| mat.setColor("Diffuse", ColorRGBA.DarkGray); |
| mat.setColor("Specular", ColorRGBA.White.mult(0.6f)); |
| Material matSoil = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md"); |
| matSoil.setBoolean("UseMaterialColors", true); |
| matSoil.setColor("Ambient", ColorRGBA.Gray); |
| matSoil.setColor("Diffuse", ColorRGBA.Gray); |
| matSoil.setColor("Specular", ColorRGBA.Black); |
| teapot = assetManager.loadModel("Models/Teapot/Teapot.obj"); |
| teapot.setLocalScale(3); |
| teapot.setMaterial(mat); |
| |
| |
| |
| rootNode.attachChild(teapot); |
| Geometry soil = new Geometry("soil", new Box(new Vector3f(0, -1.0f, 0), 50, 1, 50)); |
| soil.setMaterial(matSoil); |
| rootNode.attachChild(soil); |
| DirectionalLight light = new DirectionalLight(); |
| light.setDirection(new Vector3f(0, -1, 0).normalizeLocal()); |
| light.setColor(ColorRGBA.White.mult(1.5f)); |
| rootNode.addLight(light); |
| } |
| |
| private void initInputs() { |
| inputManager.addMapping("display_hidePath", new KeyTrigger(KeyInput.KEY_P)); |
| inputManager.addMapping("SwitchPathInterpolation", new KeyTrigger(KeyInput.KEY_I)); |
| inputManager.addMapping("tensionUp", new KeyTrigger(KeyInput.KEY_U)); |
| inputManager.addMapping("tensionDown", new KeyTrigger(KeyInput.KEY_J)); |
| inputManager.addMapping("play_stop", new KeyTrigger(KeyInput.KEY_SPACE)); |
| ActionListener acl = new ActionListener() { |
| |
| public void onAction(String name, boolean keyPressed, float tpf) { |
| if (name.equals("display_hidePath") && keyPressed) { |
| if (active) { |
| active = false; |
| path.disableDebugShape(); |
| } else { |
| active = true; |
| path.enableDebugShape(assetManager, rootNode); |
| } |
| } |
| if (name.equals("play_stop") && keyPressed) { |
| if (playing) { |
| playing = false; |
| cameraMotionControl.stop(); |
| chaser.setEnabled(true); |
| camNode.getControl(0).setEnabled(false); |
| } else { |
| playing = true; |
| chaser.setEnabled(false); |
| camNode.getControl(0).setEnabled(true); |
| cameraMotionControl.play(); |
| } |
| } |
| |
| if (name.equals("SwitchPathInterpolation") && keyPressed) { |
| if (path.getPathSplineType() == SplineType.CatmullRom){ |
| path.setPathSplineType(SplineType.Linear); |
| } else { |
| path.setPathSplineType(SplineType.CatmullRom); |
| } |
| } |
| |
| if (name.equals("tensionUp") && keyPressed) { |
| path.setCurveTension(path.getCurveTension() + 0.1f); |
| System.err.println("Tension : " + path.getCurveTension()); |
| } |
| if (name.equals("tensionDown") && keyPressed) { |
| path.setCurveTension(path.getCurveTension() - 0.1f); |
| System.err.println("Tension : " + path.getCurveTension()); |
| } |
| |
| |
| } |
| }; |
| |
| inputManager.addListener(acl, "display_hidePath", "play_stop", "SwitchPathInterpolation", "tensionUp", "tensionDown"); |
| |
| } |
| } |
