能否提供一个用Java编写的实现3D动态绿心爱心效果的代码示例,并包含周边烟花效果?
时间: 2024-10-19 19:12:31 浏览: 30
在Java中,实现3D动态绿心爱心和周边烟花效果通常会涉及到图形处理库如JMonkeyEngine(JME)或者JavaFX,这里我会给你一个简单的JME示例,因为它更专注于三维场景。请注意,这个代码片段只是一个基础框架,实际的烟花效果可能会更复杂,需要结合粒子系统(Particle Systems)和动画技术。
```java
import com.jme3.app.SimpleApplication;
import com.jme3.math.ColorRGBA;
import com.jme3.scene.Geometry;
import com.jme3.scene.shape.Sphere;
import com.jme3.scene.shape.TorusKnot;
import com.jme3.util.texture.TextureFactory;
public class LoveHeartApp extends SimpleApplication {
public static void main(String[] args) {
LoveHeartApp app = new LoveHeartApp();
app.start();
}
@Override
public void simpleInitApp() {
// 创建背景光源
rootNode.addLight(new PointLight(ColorRGBA.White));
// 创建绿色爱心
Geometry heart = createHeart();
heart.setMaterial(TextureFactory.createColorTexture(ColorRGBA.Green));
rootNode.attachChild(heart);
// 创建烟花效果(这只是一个基本的粒子发射器,真实效果需要创建复杂的粒子系统)
ParticleEmitter fireworks = new ParticleEmitter("Fireworks", ParticleEmitter.Type.EXPLOSION);
fireworks.getSystem().setImages(new Image[]{TextureFactory.createImage("firework.png")}); // 烟花纹理
fireworks.setStartSize(0.5f, 0.5f);
fireworks.setEndSize(2f, 2f);
fireworks.setPosition(heart.getLocalTranslation());
fireworks.setRate(10f); // 每秒发射10个粒子
fireworks.setLifeSpan(4f);
fireworks.setColor(ColorRGBA.Red);
rootNode.attachChild(fireworks);
}
private Geometry createHeart() {
float r1 = 0.3f, r2 = 0.6f;
float uSegments = 80, vSegments = 60;
TorusKnot geometry = new TorusKnot(r1, r2, uSegments, vSegments);
Sphere heartSphere = new Sphere(1, 16, 16);
heartSphere.setModelBound(geometry.getBounds());
heartSphere.updateGeometricState();
return new Geometry("Love Heart", geometry, heartSphere.getMesh());
}
}
```
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