Updated jme3test.helloworld: Used best practices, simplified, removed deprecations, added javadoc, added TerrainCollision.
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8301 75d07b2b-3a1a-0410-a2c5-0572b91ccdca3.0
roo..li
13 years ago
parent
0da67bdfd6
commit
7967cc1c33
@ -0,0 +1,226 @@ |
|||||||
|
/* |
||||||
|
* 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.helloworld; |
||||||
|
|
||||||
|
import com.jme3.app.SimpleApplication; |
||||||
|
import com.jme3.bullet.BulletAppState; |
||||||
|
import com.jme3.bullet.collision.shapes.CapsuleCollisionShape; |
||||||
|
import com.jme3.bullet.collision.shapes.CollisionShape; |
||||||
|
import com.jme3.bullet.control.CharacterControl; |
||||||
|
import com.jme3.bullet.control.RigidBodyControl; |
||||||
|
import com.jme3.bullet.util.CollisionShapeFactory; |
||||||
|
import com.jme3.input.KeyInput; |
||||||
|
import com.jme3.input.controls.ActionListener; |
||||||
|
import com.jme3.input.controls.KeyTrigger; |
||||||
|
import com.jme3.material.Material; |
||||||
|
import com.jme3.math.Vector3f; |
||||||
|
import com.jme3.renderer.Camera; |
||||||
|
import com.jme3.scene.Node; |
||||||
|
import com.jme3.terrain.geomipmap.TerrainLodControl; |
||||||
|
import com.jme3.terrain.heightmap.AbstractHeightMap; |
||||||
|
import com.jme3.terrain.geomipmap.TerrainQuad; |
||||||
|
import com.jme3.terrain.heightmap.ImageBasedHeightMap; |
||||||
|
import com.jme3.texture.Texture; |
||||||
|
import com.jme3.texture.Texture.WrapMode; |
||||||
|
import java.util.ArrayList; |
||||||
|
import java.util.List; |
||||||
|
import jme3tools.converters.ImageToAwt; |
||||||
|
|
||||||
|
/** |
||||||
|
* This demo shows a terrain with collision detection, |
||||||
|
* that you can walk around in with a first-person perspective. |
||||||
|
* This code combines HelloCollision and HelloTerrain. |
||||||
|
*/ |
||||||
|
public class HelloTerrainCollision extends SimpleApplication |
||||||
|
implements ActionListener { |
||||||
|
|
||||||
|
private BulletAppState bulletAppState; |
||||||
|
private RigidBodyControl landscape; |
||||||
|
private CharacterControl player; |
||||||
|
private Vector3f walkDirection = new Vector3f(); |
||||||
|
private boolean left = false, right = false, up = false, down = false; |
||||||
|
private TerrainQuad terrain; |
||||||
|
private Material mat_terrain; |
||||||
|
|
||||||
|
public static void main(String[] args) { |
||||||
|
HelloTerrainCollision app = new HelloTerrainCollision(); |
||||||
|
app.start(); |
||||||
|
} |
||||||
|
|
||||||
|
@Override |
||||||
|
public void simpleInitApp() { |
||||||
|
/** Set up Physics */ |
||||||
|
bulletAppState = new BulletAppState(); |
||||||
|
stateManager.attach(bulletAppState); |
||||||
|
//bulletAppState.getPhysicsSpace().enableDebug(assetManager);
|
||||||
|
|
||||||
|
flyCam.setMoveSpeed(100); |
||||||
|
setUpKeys(); |
||||||
|
|
||||||
|
/** 1. Create terrain material and load four textures into it. */ |
||||||
|
mat_terrain = new Material(assetManager, |
||||||
|
"Common/MatDefs/Terrain/Terrain.j3md"); |
||||||
|
|
||||||
|
/** 1.1) Add ALPHA map (for red-blue-green coded splat textures) */ |
||||||
|
mat_terrain.setTexture("Alpha", assetManager.loadTexture( |
||||||
|
"Textures/Terrain/splat/alphamap.png")); |
||||||
|
|
||||||
|
/** 1.2) Add GRASS texture into the red layer (Tex1). */ |
||||||
|
Texture grass = assetManager.loadTexture( |
||||||
|
"Textures/Terrain/splat/grass.jpg"); |
||||||
|
grass.setWrap(WrapMode.Repeat); |
||||||
|
mat_terrain.setTexture("Tex1", grass); |
||||||
|
mat_terrain.setFloat("Tex1Scale", 64f); |
||||||
|
|
||||||
|
/** 1.3) Add DIRT texture into the green layer (Tex2) */ |
||||||
|
Texture dirt = assetManager.loadTexture( |
||||||
|
"Textures/Terrain/splat/dirt.jpg"); |
||||||
|
dirt.setWrap(WrapMode.Repeat); |
||||||
|
mat_terrain.setTexture("Tex2", dirt); |
||||||
|
mat_terrain.setFloat("Tex2Scale", 32f); |
||||||
|
|
||||||
|
/** 1.4) Add ROAD texture into the blue layer (Tex3) */ |
||||||
|
Texture rock = assetManager.loadTexture( |
||||||
|
"Textures/Terrain/splat/road.jpg"); |
||||||
|
rock.setWrap(WrapMode.Repeat); |
||||||
|
mat_terrain.setTexture("Tex3", rock); |
||||||
|
mat_terrain.setFloat("Tex3Scale", 128f); |
||||||
|
|
||||||
|
/** 2. Create the height map */ |
||||||
|
AbstractHeightMap heightmap = null; |
||||||
|
Texture heightMapImage = assetManager.loadTexture( |
||||||
|
"Textures/Terrain/splat/mountains512.png"); |
||||||
|
heightmap = new ImageBasedHeightMap( |
||||||
|
ImageToAwt.convert(heightMapImage.getImage(), false, true, 0)); |
||||||
|
heightmap.load(); |
||||||
|
|
||||||
|
/** 3. We have prepared material and heightmap. |
||||||
|
* Now we create the actual terrain: |
||||||
|
* 3.1) Create a TerrainQuad and name it "my terrain". |
||||||
|
* 3.2) A good value for terrain tiles is 64x64 -- so we supply 64+1=65. |
||||||
|
* 3.3) We prepared a heightmap of size 512x512 -- so we supply 512+1=513. |
||||||
|
* 3.4) As LOD step scale we supply Vector3f(1,1,1). |
||||||
|
* 3.5) We supply the prepared heightmap itself. |
||||||
|
*/ |
||||||
|
terrain = new TerrainQuad("my terrain", 65, 513, heightmap.getHeightMap()); |
||||||
|
|
||||||
|
/** 4. We give the terrain its material, position & scale it, and attach it. */ |
||||||
|
terrain.setMaterial(mat_terrain); |
||||||
|
terrain.setLocalTranslation(0, -100, 0); |
||||||
|
terrain.setLocalScale(2f, 1f, 2f); |
||||||
|
rootNode.attachChild(terrain); |
||||||
|
|
||||||
|
/** 5. The LOD (level of detail) depends on were the camera is: */ |
||||||
|
List<Camera> cameras = new ArrayList<Camera>(); |
||||||
|
cameras.add(getCamera()); |
||||||
|
TerrainLodControl control = new TerrainLodControl(terrain, cameras); |
||||||
|
terrain.addControl(control); |
||||||
|
|
||||||
|
/** 6. Add physics: */ |
||||||
|
// We set up collision detection for the scene by creating a
|
||||||
|
// compound collision shape and a static RigidBodyControl with mass zero.*/
|
||||||
|
CollisionShape terrainShape = |
||||||
|
CollisionShapeFactory.createMeshShape((Node) terrain); |
||||||
|
landscape = new RigidBodyControl(terrainShape, 0); |
||||||
|
terrain.addControl(landscape); |
||||||
|
|
||||||
|
// We set up collision detection for the player by creating
|
||||||
|
// a capsule collision shape and a CharacterControl.
|
||||||
|
// The CharacterControl offers extra settings for
|
||||||
|
// size, stepheight, jumping, falling, and gravity.
|
||||||
|
// We also put the player in its starting position.
|
||||||
|
CapsuleCollisionShape capsuleShape = new CapsuleCollisionShape(1.5f, 6f, 1); |
||||||
|
player = new CharacterControl(capsuleShape, 0.05f); |
||||||
|
player.setJumpSpeed(20); |
||||||
|
player.setFallSpeed(30); |
||||||
|
player.setGravity(30); |
||||||
|
player.setPhysicsLocation(new Vector3f(0, 10, 0)); |
||||||
|
|
||||||
|
// We attach the scene and the player to the rootnode and the physics space,
|
||||||
|
// to make them appear in the game world.
|
||||||
|
bulletAppState.getPhysicsSpace().add(terrain); |
||||||
|
bulletAppState.getPhysicsSpace().add(player); |
||||||
|
|
||||||
|
} |
||||||
|
/** We over-write some navigational key mappings here, so we can |
||||||
|
* add physics-controlled walking and jumping: */ |
||||||
|
private void setUpKeys() { |
||||||
|
inputManager.addMapping("Left", new KeyTrigger(KeyInput.KEY_A)); |
||||||
|
inputManager.addMapping("Right", new KeyTrigger(KeyInput.KEY_D)); |
||||||
|
inputManager.addMapping("Up", new KeyTrigger(KeyInput.KEY_W)); |
||||||
|
inputManager.addMapping("Down", new KeyTrigger(KeyInput.KEY_S)); |
||||||
|
inputManager.addMapping("Jump", new KeyTrigger(KeyInput.KEY_SPACE)); |
||||||
|
inputManager.addListener(this, "Left"); |
||||||
|
inputManager.addListener(this, "Right"); |
||||||
|
inputManager.addListener(this, "Up"); |
||||||
|
inputManager.addListener(this, "Down"); |
||||||
|
inputManager.addListener(this, "Jump"); |
||||||
|
} |
||||||
|
|
||||||
|
/** These are our custom actions triggered by key presses. |
||||||
|
* We do not walk yet, we just keep track of the direction the user pressed. */ |
||||||
|
public void onAction(String binding, boolean value, float tpf) { |
||||||
|
if (binding.equals("Left")) { |
||||||
|
if (value) { left = true; } else { left = false; } |
||||||
|
} else if (binding.equals("Right")) { |
||||||
|
if (value) { right = true; } else { right = false; } |
||||||
|
} else if (binding.equals("Up")) { |
||||||
|
if (value) { up = true; } else { up = false; } |
||||||
|
} else if (binding.equals("Down")) { |
||||||
|
if (value) { down = true; } else { down = false; } |
||||||
|
} else if (binding.equals("Jump")) { |
||||||
|
player.jump(); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* This is the main event loop--walking happens here. |
||||||
|
* We check in which direction the player is walking by interpreting |
||||||
|
* the camera direction forward (camDir) and to the side (camLeft). |
||||||
|
* The setWalkDirection() command is what lets a physics-controlled player walk. |
||||||
|
* We also make sure here that the camera moves with player. |
||||||
|
*/ |
||||||
|
@Override |
||||||
|
public void simpleUpdate(float tpf) { |
||||||
|
Vector3f camDir = cam.getDirection().clone().multLocal(0.6f); |
||||||
|
Vector3f camLeft = cam.getLeft().clone().multLocal(0.4f); |
||||||
|
walkDirection.set(0, 0, 0); |
||||||
|
if (left) { walkDirection.addLocal(camLeft); } |
||||||
|
if (right) { walkDirection.addLocal(camLeft.negate()); } |
||||||
|
if (up) { walkDirection.addLocal(camDir); } |
||||||
|
if (down) { walkDirection.addLocal(camDir.negate()); } |
||||||
|
player.setWalkDirection(walkDirection); |
||||||
|
cam.setLocation(player.getPhysicsLocation()); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
Loading…
Reference in new issue