d03683deca
* Additional javadocs for Material * Added TestMusicStreaming git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7591 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
284 lines
11 KiB
Java
284 lines
11 KiB
Java
/*
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* Copyright (c) 2009-2010 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package jme3test.terrain;
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import com.jme3.app.SimpleApplication;
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import com.jme3.bounding.BoundingBox;
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import com.jme3.collision.CollisionResult;
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import com.jme3.collision.CollisionResults;
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import com.jme3.font.BitmapText;
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import com.jme3.input.KeyInput;
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import com.jme3.input.controls.ActionListener;
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import com.jme3.input.controls.KeyTrigger;
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import com.jme3.light.AmbientLight;
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import com.jme3.light.DirectionalLight;
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import com.jme3.material.Material;
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import com.jme3.math.ColorRGBA;
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import com.jme3.math.Ray;
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import com.jme3.math.Vector2f;
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import com.jme3.math.Vector3f;
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import com.jme3.renderer.Camera;
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import com.jme3.terrain.geomipmap.TerrainLodControl;
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import com.jme3.terrain.geomipmap.TerrainQuad;
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import com.jme3.terrain.heightmap.AbstractHeightMap;
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import com.jme3.terrain.heightmap.ImageBasedHeightMap;
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import com.jme3.texture.Texture;
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import com.jme3.texture.Texture.WrapMode;
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import java.util.ArrayList;
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import java.util.List;
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import jme3tools.converters.ImageToAwt;
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/**
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*
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* @author Brent Owens
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*/
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public class TerrainTestModifyHeight extends SimpleApplication {
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private TerrainQuad terrain;
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Material matTerrain;
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Material matWire;
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boolean wireframe = false;
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boolean triPlanar = false;
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boolean wardiso = false;
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boolean minnaert = false;
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protected BitmapText hintText;
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private float grassScale = 64;
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private float dirtScale = 16;
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private float rockScale = 128;
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public static void main(String[] args) {
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TerrainTestModifyHeight app = new TerrainTestModifyHeight();
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app.start();
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}
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@Override
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public void initialize() {
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super.initialize();
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loadHintText();
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initCrossHairs();
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}
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@Override
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public void update() {
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super.update();
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updateHintText();
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}
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@Override
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public void simpleInitApp() {
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setupKeys();
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// First, we load up our textures and the heightmap texture for the terrain
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// TERRAIN TEXTURE material
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matTerrain = new Material(assetManager, "Common/MatDefs/Terrain/TerrainLighting.j3md");
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matTerrain.setBoolean("useTriPlanarMapping", false);
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matTerrain.setBoolean("WardIso", true);
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// ALPHA map (for splat textures)
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matTerrain.setTexture("AlphaMap", assetManager.loadTexture("Textures/Terrain/splat/alphamap.png"));
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// GRASS texture
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Texture grass = assetManager.loadTexture("Textures/Terrain/splat/grass.jpg");
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grass.setWrap(WrapMode.Repeat);
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matTerrain.setTexture("DiffuseMap", grass);
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matTerrain.setFloat("DiffuseMap_0_scale", grassScale);
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// DIRT texture
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Texture dirt = assetManager.loadTexture("Textures/Terrain/splat/dirt.jpg");
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dirt.setWrap(WrapMode.Repeat);
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matTerrain.setTexture("DiffuseMap_1", dirt);
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matTerrain.setFloat("DiffuseMap_1_scale", dirtScale);
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// ROCK texture
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Texture rock = assetManager.loadTexture("Textures/Terrain/splat/road.jpg");
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rock.setWrap(WrapMode.Repeat);
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matTerrain.setTexture("DiffuseMap_2", rock);
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matTerrain.setFloat("DiffuseMap_2_scale", rockScale);
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// WIREFRAME material
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matWire = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
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matWire.getAdditionalRenderState().setWireframe(true);
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matWire.setColor("Color", ColorRGBA.Green);
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// CREATE THE TERRAIN
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terrain = new TerrainQuad("terrain", 65, 513, null);
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List<Camera> cameras = new ArrayList<Camera>();
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cameras.add(getCamera());
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TerrainLodControl control = new TerrainLodControl(terrain, cameras);
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terrain.addControl(control);
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terrain.setMaterial(matTerrain);
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terrain.setModelBound(new BoundingBox());
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terrain.updateModelBound();
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terrain.setLocalTranslation(0, -100, 0);
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terrain.setLocalScale(2f, 1f, 2f);
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rootNode.attachChild(terrain);
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DirectionalLight light = new DirectionalLight();
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light.setDirection((new Vector3f(-0.5f, -1f, -0.5f)).normalize());
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rootNode.addLight(light);
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AmbientLight ambLight = new AmbientLight();
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ambLight.setColor(new ColorRGBA(1f, 1f, 0.8f, 0.2f));
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rootNode.addLight(ambLight);
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getCamera().getLocation().y = 10;
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getCamera().setDirection(new Vector3f(0, -1.5f, -1));
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}
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public void loadHintText() {
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hintText = new BitmapText(guiFont, false);
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hintText.setSize(guiFont.getCharSet().getRenderedSize());
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hintText.setLocalTranslation(0, getCamera().getHeight(), 0);
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hintText.setText("Hit 1 to raise terrain, hit 2 to lower terrain");
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guiNode.attachChild(hintText);
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}
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public void updateHintText() {
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int x = (int) getCamera().getLocation().x;
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int y = (int) getCamera().getLocation().y;
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int z = (int) getCamera().getLocation().z;
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hintText.setText("Hit 1 to raise terrain, hit 2 to lower terrain. " + x + "," + y + "," + z);
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}
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protected void initCrossHairs() {
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//guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt");
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BitmapText ch = new BitmapText(guiFont, false);
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ch.setSize(guiFont.getCharSet().getRenderedSize() * 2);
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ch.setText("+"); // crosshairs
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ch.setLocalTranslation( // center
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settings.getWidth() / 2 - guiFont.getCharSet().getRenderedSize() / 3 * 2,
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settings.getHeight() / 2 + ch.getLineHeight() / 2, 0);
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guiNode.attachChild(ch);
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}
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private void setupKeys() {
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flyCam.setMoveSpeed(100);
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inputManager.addMapping("wireframe", new KeyTrigger(KeyInput.KEY_T));
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inputManager.addListener(actionListener, "wireframe");
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inputManager.addMapping("Raise", new KeyTrigger(KeyInput.KEY_1));
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inputManager.addListener(actionListener, "Raise");
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inputManager.addMapping("Lower", new KeyTrigger(KeyInput.KEY_2));
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inputManager.addListener(actionListener, "Lower");
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}
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private ActionListener actionListener = new ActionListener() {
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public void onAction(String name, boolean pressed, float tpf) {
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if (name.equals("wireframe") && !pressed) {
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wireframe = !wireframe;
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if (!wireframe) {
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terrain.setMaterial(matWire);
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} else {
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terrain.setMaterial(matTerrain);
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}
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} else if (name.equals("Raise")) {
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if (pressed) {
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Vector3f intersection = getWorldIntersection();
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if (intersection != null) {
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adjustHeight(intersection, 16, 1);
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}
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}
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} else if (name.equals("Lower")) {
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if (pressed) {
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Vector3f intersection = getWorldIntersection();
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if (intersection != null) {
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adjustHeight(intersection, 16, -1);
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}
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}
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}
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}
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};
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private void adjustHeight(Vector3f loc, float radius, float height) {
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// offset it by radius because in the loop we iterate through 2 radii
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int radiusStepsX = (int) (radius / terrain.getLocalScale().x);
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int radiusStepsZ = (int) (radius / terrain.getLocalScale().z);
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float xStepAmount = terrain.getLocalScale().x;
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float zStepAmount = terrain.getLocalScale().z;
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long start = System.currentTimeMillis();
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for (int z = -radiusStepsZ; z < radiusStepsZ; z++) {
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for (int x = -radiusStepsZ; x < radiusStepsX; x++) {
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float locX = loc.x + (x * xStepAmount);
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float locZ = loc.z + (z * zStepAmount);
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if (isInRadius(locX - loc.x, locZ - loc.z, radius)) {
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// see if it is in the radius of the tool
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float h = calculateHeight(radius, height, locX - loc.x, locZ - loc.z);
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// increase the height
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terrain.adjustHeight(new Vector2f(locX, locZ), h);
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}
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}
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}
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System.out.println("took: " + (System.currentTimeMillis() - start));
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terrain.updateModelBound();
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}
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private boolean isInRadius(float x, float y, float radius) {
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Vector2f point = new Vector2f(x, y);
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// return true if the distance is less than equal to the radius
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return point.length() <= radius;
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}
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private float calculateHeight(float radius, float heightFactor, float x, float z) {
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// find percentage for each 'unit' in radius
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Vector2f point = new Vector2f(x, z);
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float val = point.length() / radius;
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val = 1 - val;
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if (val <= 0) {
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val = 0;
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}
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return heightFactor * val;
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}
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private Vector3f getWorldIntersection() {
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Vector3f origin = cam.getWorldCoordinates(new Vector2f(settings.getWidth() / 2, settings.getHeight() / 2), 0.0f);
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Vector3f direction = cam.getWorldCoordinates(new Vector2f(settings.getWidth() / 2, settings.getHeight() / 2), 0.3f);
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direction.subtractLocal(origin).normalizeLocal();
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Ray ray = new Ray(origin, direction);
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CollisionResults results = new CollisionResults();
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int numCollisions = terrain.collideWith(ray, results);
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if (numCollisions > 0) {
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CollisionResult hit = results.getClosestCollision();
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return hit.getContactPoint();
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}
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return null;
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}
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}
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