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216 lines
8.5 KiB
216 lines
8.5 KiB
/*
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* Copyright (c) 2009-2019 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.bullet;
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import com.jme3.app.SimpleApplication;
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import com.jme3.bullet.BulletAppState;
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import com.jme3.bullet.PhysicsSpace;
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import com.jme3.bullet.collision.shapes.GImpactCollisionShape;
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import com.jme3.bullet.control.RigidBodyControl;
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import com.jme3.bullet.debug.BulletDebugAppState;
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import com.jme3.font.BitmapFont;
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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.MouseInput;
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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.input.controls.MouseButtonTrigger;
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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.Quaternion;
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import com.jme3.math.Vector3f;
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import com.jme3.scene.Geometry;
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import com.jme3.scene.Mesh;
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import com.jme3.scene.Spatial;
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import com.jme3.scene.shape.Cylinder;
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import com.jme3.system.AppSettings;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Test demonstrating a GImpactCollisionShape falling through a curved mesh, when using JBullet. Bullet native
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* does not experience this issue at the time this test was created.
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*
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* @author lou
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*/
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public class TestIssue1120 extends SimpleApplication {
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private static TestIssue1120 test;
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private BulletAppState bulletAppState;
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private final boolean physicsDebug = true;
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protected BitmapFont font;
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private final BitmapText[] testInfo = new BitmapText[2];
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private BitmapText speedText;
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private final List<Spatial> testObjects = new ArrayList<>();
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private static final boolean SKIP_SETTINGS = false;//Used for repeated runs of this test during dev
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private float bulletSpeed = 0.5f;
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public static void main(String[] args) {
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test = new TestIssue1120();
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test.setSettings(new AppSettings(true));
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test.settings.setFrameRate(60);
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if (SKIP_SETTINGS) {
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test.settings.setWidth(1920);
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test.settings.setHeight(1150);
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test.showSettings = !SKIP_SETTINGS;
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}
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test.start();
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}
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@Override
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public void simpleInitApp() {
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cam.setLocation(new Vector3f(-7.285349f, -2.2638104f, 4.954474f));
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cam.setRotation(new Quaternion(0.07345789f, 0.92521834f, -0.2876841f, 0.23624739f));
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getFlyByCamera().setMoveSpeed(5);
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DirectionalLight dl = new DirectionalLight();
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dl.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
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dl.setColor(ColorRGBA.Green);
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rootNode.addLight(dl);
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//Setup interactive test controls
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inputManager.addMapping("restart", new KeyTrigger(KeyInput.KEY_SPACE));
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inputManager.addMapping("pause", new MouseButtonTrigger(MouseInput.BUTTON_LEFT));
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inputManager.addMapping("+", new KeyTrigger(KeyInput.KEY_ADD), new KeyTrigger(KeyInput.KEY_EQUALS));
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inputManager.addMapping("-", new KeyTrigger(KeyInput.KEY_SUBTRACT), new KeyTrigger(KeyInput.KEY_MINUS));
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inputManager.addListener((ActionListener) (String name, boolean isPressed, float tpf) -> {
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if (!isPressed) {
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return;
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}
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switch (name) {
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case "restart":
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cleanup();
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initializeNewTest();
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break;
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case "pause":
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bulletAppState.setSpeed(bulletAppState.getSpeed() > 0.1 ? 0 : bulletSpeed);
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break;
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case "+":
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bulletSpeed += 0.1f;
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if (bulletSpeed > 1f) {
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bulletSpeed = 1f;
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}
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bulletAppState.setSpeed(bulletSpeed);
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break;
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case "-":
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bulletSpeed -= 0.1f;
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if (bulletSpeed < 0.1f) {
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bulletSpeed = 0.1f;
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}
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bulletAppState.setSpeed(bulletSpeed);
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break;
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}
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}, "pause", "restart", "+", "-");
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guiNode = getGuiNode();
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font = assetManager.loadFont("Interface/Fonts/Default.fnt");
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testInfo[0] = new BitmapText(font);
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testInfo[1] = new BitmapText(font);
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speedText = new BitmapText(font);
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float lineHeight = testInfo[0].getLineHeight();
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testInfo[0].setText("Camera move: W/A/S/D/Q/Z +/-: Increase/Decrease Speed");
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testInfo[0].setLocalTranslation(5, test.settings.getHeight(), 0);
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guiNode.attachChild(testInfo[0]);
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testInfo[1].setText("Left Click: Toggle pause Space: Restart test");
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testInfo[1].setLocalTranslation(5, test.settings.getHeight() - lineHeight, 0);
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guiNode.attachChild(testInfo[1]);
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speedText.setLocalTranslation(202, lineHeight * 1, 0);
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guiNode.attachChild(speedText);
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initializeNewTest();
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}
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private void initializeNewTest() {
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bulletAppState = new BulletAppState();
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bulletAppState.setDebugEnabled(physicsDebug);
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stateManager.attach(bulletAppState);
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bulletAppState.setSpeed(bulletSpeed);
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dropTest();
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Geometry leftFloor = PhysicsTestHelper.createMeshTestFloor(assetManager, 20, new Vector3f(-11, -5, -10));
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addObject(leftFloor);
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//Hide physics debug visualization for floors
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if (physicsDebug) {
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BulletDebugAppState bulletDebugAppState = stateManager.getState(BulletDebugAppState.class);
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bulletDebugAppState.setFilter((Object obj) -> {
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return !(obj.equals(leftFloor.getControl(RigidBodyControl.class)));
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});
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}
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}
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private void addObject(Spatial s) {
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testObjects.add(s);
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rootNode.attachChild(s);
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physicsSpace().add(s);
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}
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private void dropTest() {
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attachTestObject(new Cylinder(2, 16, 0.2f, 2f, true), new Vector3f(0f, 2f, -5f), 2);
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attachTestObject(new Cylinder(2, 16, 0.2f, 2f, true), new Vector3f(-1f, 2f, -5f), 2);
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attachTestObject(new Cylinder(2, 16, 0.2f, 2f, true), new Vector3f(-2f, 2f, -5f), 2);
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attachTestObject(new Cylinder(2, 16, 0.2f, 2f, true), new Vector3f(-3f, 2f, -5f), 2);
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}
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private void attachTestObject(Mesh mesh, Vector3f position, float mass) {
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Material material = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
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Geometry g = new Geometry("mesh", mesh);
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g.setLocalTranslation(position);
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g.setMaterial(material);
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RigidBodyControl control = new RigidBodyControl(new GImpactCollisionShape(mesh), mass);
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g.addControl(control);
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addObject(g);
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}
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private PhysicsSpace physicsSpace() {
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return bulletAppState.getPhysicsSpace();
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}
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@Override
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public void simpleUpdate(float tpf) {
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speedText.setText("Speed: " + String.format("%.1f", bulletSpeed));
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}
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private void cleanup() {
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stateManager.detach(bulletAppState);
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stateManager.detach(stateManager.getState(BulletDebugAppState.class));
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for (Spatial s : testObjects) {
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rootNode.detachChild(s);
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}
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}
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}
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