77 lines
2.3 KiB
Markdown
77 lines
2.3 KiB
Markdown
粒子动画
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// 创建一个粒子动画 手动创建粒子
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protected createParticle() {
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var mat: egret3d.TextureMaterial = new egret3d.TextureMaterial();
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mat.ambientColor = 0xffffff;
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// 获取资源 这张贴图不是透明贴图
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mat.diffuseTexture = this.queueLoader.getAsset("resource/doc/ice_0001.png");
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// 设置渲染模式 颜色叠加渲染出来的效果会受背景影响
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mat.blendMode = egret3d.BlendMode.ADD;
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var particle: egret3d.ParticleEmitter;
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var data: egret3d.ParticleData = new egret3d.ParticleData();
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data.followTarget = new egret3d.ParticleDataFollowTarget();
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// 设置最大粒子数量
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data.property.particleCount = 1000;
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//
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data.shape.type = egret3d.ParticleDataShapeType.Point;
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var moveSpeed: egret3d.ParticleDataMoveSpeed = new egret3d.ParticleDataMoveSpeed();
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moveSpeed.min = 80;
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moveSpeed.max = 100;
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data.moveSpeed = moveSpeed;
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var lifeData: egret3d.ParticleDataLife = data.life;
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lifeData.duration = 20;
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lifeData.min = lifeData.max = 2;
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var emission: egret3d.ParticleDataEmission = data.emission;
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emission.rate = 10;
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// 爆发的粒子数据
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emission.bursts = [];
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emission.bursts.push(new egret3d.Point(2.0, 25));
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emission.bursts.push(new egret3d.Point(4.0, 20));
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emission.bursts.push(new egret3d.Point(6.0, 45));
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// 数据矫正
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data.validate();
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// 创建跟随的cube
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this.cube = new egret3d.Mesh(new egret3d.CubeGeometry(10, 10, 10));
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this.view.addChild3D(this.cube);
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// 数据准备好后创建粒子
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particle = new egret3d.ParticleEmitter(data, mat);
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// 设置跟随的对象
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particle.followTarget = this.cube;
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// 播放粒子
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particle.play();
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// 加入场景
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this.view.addChild3D(particle);
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}
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// 特效组加载完成 使用插件导出粒子然后加载
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protected createEffect() {
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// 特效资源加载完成后，把特效加入场景中
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var effect: egret3d.EffectGroup = this.queueLoader.getAsset("resource/doc/effect/MapConfig.json");
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this.view.addChild3D(effect);
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}
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