1/*
2 * Copyright (c) 2009-2010 jMonkeyEngine
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 *   notice, this list of conditions and the following disclaimer.
11 *
12 * * Redistributions in binary form must reproduce the above copyright
13 *   notice, this list of conditions and the following disclaimer in the
14 *   documentation and/or other materials provided with the distribution.
15 *
16 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
17 *   may be used to endorse or promote products derived from this software
18 *   without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32package jme3test.input;
33
34import com.jme3.app.SimpleApplication;
35import com.jme3.input.ChaseCamera;
36import com.jme3.input.controls.ActionListener;
37import com.jme3.input.controls.AnalogListener;
38import com.jme3.input.controls.KeyTrigger;
39import com.jme3.material.Material;
40import com.jme3.math.FastMath;
41import com.jme3.math.Quaternion;
42import com.jme3.math.Vector3f;
43import com.jme3.scene.Geometry;
44import com.jme3.scene.shape.Quad;
45
46/** A 3rd-person chase camera orbits a target (teapot).
47 * Follow the teapot with WASD keys, rotate by dragging the mouse. */
48public class TestChaseCamera extends SimpleApplication implements AnalogListener, ActionListener {
49
50  private Geometry teaGeom;
51  private ChaseCamera chaseCam;
52
53  public static void main(String[] args) {
54    TestChaseCamera app = new TestChaseCamera();
55    app.start();
56  }
57
58  public void simpleInitApp() {
59    // Load a teapot model
60    teaGeom = (Geometry) assetManager.loadModel("Models/Teapot/Teapot.obj");
61    Material mat_tea = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md");
62    teaGeom.setMaterial(mat_tea);
63    rootNode.attachChild(teaGeom);
64
65    // Load a floor model
66    Material mat_ground = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
67    mat_ground.setTexture("ColorMap", assetManager.loadTexture("Interface/Logo/Monkey.jpg"));
68    Geometry ground = new Geometry("ground", new Quad(50, 50));
69    ground.setLocalRotation(new Quaternion().fromAngleAxis(-FastMath.HALF_PI, Vector3f.UNIT_X));
70    ground.setLocalTranslation(-25, -1, 25);
71    ground.setMaterial(mat_ground);
72    rootNode.attachChild(ground);
73
74    // Disable the default first-person cam!
75    flyCam.setEnabled(false);
76
77    // Enable a chase cam
78    chaseCam = new ChaseCamera(cam, teaGeom, inputManager);
79
80    //Uncomment this to invert the camera's vertical rotation Axis
81    //chaseCam.setInvertVerticalAxis(true);
82
83    //Uncomment this to invert the camera's horizontal rotation Axis
84    //chaseCam.setInvertHorizontalAxis(true);
85
86    //Comment this to disable smooth camera motion
87    chaseCam.setSmoothMotion(true);
88
89    //Uncomment this to disable trailing of the camera
90    //WARNING, trailing only works with smooth motion enabled. It is true by default.
91    //chaseCam.setTrailingEnabled(false);
92
93    //Uncomment this to look 3 world units above the target
94    //chaseCam.setLookAtOffset(Vector3f.UNIT_Y.mult(3));
95
96    //Uncomment this to enable rotation when the middle mouse button is pressed (like Blender)
97    //WARNING : setting this trigger disable the rotation on right and left mouse button click
98    //chaseCam.setToggleRotationTrigger(new MouseButtonTrigger(MouseInput.BUTTON_MIDDLE));
99
100    //Uncomment this to set mutiple triggers to enable rotation of the cam
101    //Here spade bar and middle mouse button
102    //chaseCam.setToggleRotationTrigger(new MouseButtonTrigger(MouseInput.BUTTON_MIDDLE),new KeyTrigger(KeyInput.KEY_SPACE));
103
104    //registering inputs for target's movement
105    registerInput();
106
107  }
108
109  public void registerInput() {
110    inputManager.addMapping("moveForward", new KeyTrigger(keyInput.KEY_UP), new KeyTrigger(keyInput.KEY_W));
111    inputManager.addMapping("moveBackward", new KeyTrigger(keyInput.KEY_DOWN), new KeyTrigger(keyInput.KEY_S));
112    inputManager.addMapping("moveRight", new KeyTrigger(keyInput.KEY_RIGHT), new KeyTrigger(keyInput.KEY_D));
113    inputManager.addMapping("moveLeft", new KeyTrigger(keyInput.KEY_LEFT), new KeyTrigger(keyInput.KEY_A));
114    inputManager.addMapping("displayPosition", new KeyTrigger(keyInput.KEY_P));
115    inputManager.addListener(this, "moveForward", "moveBackward", "moveRight", "moveLeft");
116    inputManager.addListener(this, "displayPosition");
117  }
118
119  public void onAnalog(String name, float value, float tpf) {
120    if (name.equals("moveForward")) {
121      teaGeom.move(0, 0, -5 * tpf);
122    }
123    if (name.equals("moveBackward")) {
124      teaGeom.move(0, 0, 5 * tpf);
125    }
126    if (name.equals("moveRight")) {
127      teaGeom.move(5 * tpf, 0, 0);
128    }
129    if (name.equals("moveLeft")) {
130      teaGeom.move(-5 * tpf, 0, 0);
131
132    }
133
134  }
135
136  public void onAction(String name, boolean keyPressed, float tpf) {
137    if (name.equals("displayPosition") && keyPressed) {
138      teaGeom.move(10, 10, 10);
139
140    }
141  }
142
143  @Override
144  public void simpleUpdate(float tpf) {
145    super.simpleUpdate(tpf);
146
147    //  teaGeom.move(new Vector3f(0.001f, 0, 0));
148    // pivot.rotate(0, 0.00001f, 0);
149    //   rootNode.updateGeometricState();
150  }
151//    public void update() {
152//        super.update();
153//// render the viewports
154//        float tpf = timer.getTimePerFrame();
155//        state.getRootNode().rotate(0, 0.000001f, 0);
156//        stateManager.update(tpf);
157//        stateManager.render(renderManager);
158//        renderManager.render(tpf);
159//    }
160}
161