update

.buildrc.js

+module.exports = {
+    devPort: 8080,
+    opn:0
+}
\ No newline at end of file

.vscode/launch.json

+{
+    // 使用 IntelliSense 了解相关属性。 
+    // 悬停以查看现有属性的描述。
+    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "chrome",
+            "request": "launch",
+            "name": "Launch Chrome against localhost",
+            "url": "http://localhost:8080/egret/",
+            "webRoot": "${workspaceFolder}"
+        }
+    ]
+}
\ No newline at end of file

egret/.wing/exml.json

@@ -41,6 +41,12 @@
   "16705cb4eec": {
     "backgroundType": "user",
     "backgroundImage": "/Users/wanghongyuan/db-game-template/egret/resource/assets/startScene/startscenebg.jpg",
-    "backgroundAlpha": 100
+    "backgroundAlpha": 100,
+    "backgroundX": 0,
+    "backgroundY": 0,
+    "backgroundWidth": -1,
+    "backgroundHeight": -1,
+    "useBgImage": true,
+    "useBgColor": true
   }
 }
\ No newline at end of file

egret/libs/particle/GravityParticle.ts

+import { Particle } from "./Particle";
+
+// tslint:disable
+
+export class GravityParticle extends Particle {
+    public startX: number;
+    public startY: number;
+    public velocityX: number;
+    public velocityY: number;
+    public radialAcceleration: number;
+    public tangentialAcceleration: number;
+    public rotationDelta: number;
+    public scaleDelta: number;
+    public alphaDelta: number;
+
+    public reset(): void {
+        super.reset();
+        this.startX = 0;
+        this.startY = 0;
+        this.velocityX = 0;
+        this.velocityY = 0;
+        this.radialAcceleration = 0;
+        this.tangentialAcceleration = 0;
+        this.rotationDelta = 0;
+        this.scaleDelta = 0;
+    }
+}

egret/libs/particle/Particle.ts

+// tslint:disable
+export class Particle {
+
+    /**
+     * 表示 Particle 实例相对于父级本地坐标的 x 坐标。
+     * @member {number} particle.Particle#x
+     */
+    public x: number;
+
+    /**
+     * 表示粒子实例相对于父级本地坐标的 y 坐标。
+     * @member {number} particle.Particle#y
+     */
+    public y: number;
+
+    /**
+     * 表示从注册点开始应用的对象的缩放比例（百分比）。
+     * @member {number} particle.Particle#scale
+     * @default 1
+     */
+    public scale: number;
+
+    /**
+     * 表示 Particle 实例距其原始方向的旋转程度，以度为单位
+     * @member {number} particle.Particle#rotation
+     * @default 0
+     */
+    public rotation: number;
+
+    /**
+     * 表示粒子的 Alpha 透明度值
+     * @member {number} particle.Particle#alpha
+     * @default 1
+     */
+    public alpha: number;
+
+    /**
+     * 表示粒子当前存活时间，以毫秒为单位，取值范围(0,Number.MAX_VALUE]，该值超过 totalTime 时，粒子将会被销毁
+     * @member {number} particle.Particle#currentTime
+     * @default 0
+     */
+    public currentTime: number;
+
+    /**
+     * 表示粒子的存活总时间，以毫秒为单位，取值范围(0,Number.MAX_VALUE]
+     * @member {number} particle.Particle#totalTime
+     * @default 1000
+     */
+    public totalTime: number;
+
+    /**
+     * 表示粒子的混合模式
+     * @member {number} particle.Particle#blendMode
+     */
+    public blendMode: number;
+
+    constructor() {
+        this.reset();
+    }
+
+    public reset(): void {
+        this.x = 0;
+        this.y = 0;
+        this.scale = 1;
+        this.rotation = 0;
+        this.alpha = 1;
+        this.currentTime = 0;
+        this.totalTime = 1000;
+    }
+
+    private matrix: egret.Matrix = new egret.Matrix();
+
+    public $getMatrix(regX: number, regY: number): egret.Matrix {
+        var matrix = this.matrix;
+        matrix.identity();
+        if (this.rotation % 360) {
+            var r = this.rotation;
+            var cos = egret.NumberUtils.cos(r);
+            var sin = egret.NumberUtils.sin(r);
+        } else {
+            cos = 1;
+            sin = 0;
+        }
+        matrix.append(cos * this.scale, sin * this.scale, -sin * this.scale, cos * this.scale, this.x, this.y);
+
+        if (regX || regY) {
+            matrix.tx -= regX * matrix.a + regY * matrix.c;
+            matrix.ty -= regX * matrix.b + regY * matrix.d;
+        }
+        return matrix;
+    }
+}

egret/resource/assets/particle3/ballParticle.json

+{
+"texture":"ballParticle.png",
+"emitter":{"x":364,"y":458}
+,"engGreenVariance":0
+,"startRotation":-30
+,"startBlue":255
+,"endRedVariance":0
+,"startRotationVariance":0
+,"endRotation":0
+,"startAlphaVariance":0
+,"endSizeVariance":0
+,"endRotationVariance":0
+,"endGreen":255
+,"gravity":{"x":0,"y":-150}
+,"startRedVariance":0
+,"speedVariance":0
+,"endBlue":255
+,"startBlueVariance":0
+,"startAlpha":0.11764705882352941
+,"endRed":255
+,"radialAcceleration":0
+,"endAlpha":1
+,"startRed":255
+,"radialAccelerationVariance":0
+,"duration":-1
+,"tangentialAcceleration":0
+,"maxParticles":300
+,"blendFactorDestination":"oneMinusSourceAlpha"
+,"maxRadius":100
+,"speed":10
+,"maxRadiusVariance":30
+,"lifespan":810
+,"tangentialAccelerationVariance":0
+,"minRadius":20
+,"lifespanVariance":330
+,"minRadiusVariance":10
+,"startSize":50
+,"startGreenVariance":0
+,"rotatePerSecond":30
+,"startSizeVariance":12.88
+,"startGreen":255
+,"rotatePerSecondVariance":10
+,"endSize":15
+,"emitterVariance":{"x":33,"y":16}
+,"endBlueVariance":0
+,"emitterType":0
+,"blendFactorSource":"one"
+,"emitAngle":70
+,"endAlphaVariance":0
+,"emitAngleVariance":360
+,"blendMode":1
+}
\ No newline at end of file

egret/resource/default.res.json

 {
 	"groups": [
 		{
-			"keys": "optionBtn_png,rankBtn_png,recordbtn_png,ruleBtn_png,start_btn_gray_png,start_btn_png,文案_png,e1_png,e2_png,e3_png,e4_png",
+			"keys": "optionBtn_png,rankBtn_png,recordbtn_png,ruleBtn_png,start_btn_gray_png,start_btn_png,文案_png,e1_png,e2_png,e3_png,e4_png,firePot_png,ballParticle_png,ballParticle_json",
 			"name": "start"
 		},
 		{
@@ -234,6 +234,21 @@
 			"url": "assets/startScene/startscenebg.jpg",
 			"type": "image",
 			"name": "startscenebg_jpg"
+		},
+		{
+			"url": "assets/particle3/ballParticle.json",
+			"type": "json",
+			"name": "ballParticle_json"
+		},
+		{
+			"url": "assets/particle3/ballParticle.png",
+			"type": "image",
+			"name": "ballParticle_png"
+		},
+		{
+			"url": "assets/particle3/firePot.png",
+			"type": "image",
+			"name": "firePot_png"
 		}
 	]
 }
\ No newline at end of file

egret/src/startScene/StartScene.ts

 import StartSceneBase from "../../libs/new_wx/components/StartSceneBase";
+import { GravityParticleSystem } from "../../libs/Particle/GravityParticleSystem";
+// tslint:disable
 export default class StartScene extends StartSceneBase {
 
+    async start(data?) {
+        super.start();
+
+        await Promise.all([
+            RES.getResAsync("ballParticle_png"),
+            RES.getResAsync("ballParticle_json"),
+            RES.getResAsync("firePot_png")
+        ]);
+
+        const bg = new egret.Bitmap();
+        bg.texture = await RES.getRes("firePot_png");
+        this.addChild(bg);
+        bg.x = this.stage.stageWidth / 2 - bg.width / 2 - 50;
+        bg.y = this.stage.stageHeight / 2 - bg.height / 2 - 210;
+        bg.scaleX = bg.scaleY = 1.8;
+
+        /*** 本示例关键代码段开始 ***/
+
+        var system = new GravityParticleSystem(
+            await RES.getRes("ballParticle_png"),
+            await RES.getRes("ballParticle_json")
+        );
+        this.addChild(system);
+        system.start();
+        system.y = this.stage.stageHeight / 2;
+        system.x = this.stage.stageWidth / 2;
+        system.emitterX = 0;
+        system.emitterY = 0;
+        system.scaleX = system.scaleY = 1.5;
+
+        bg.y += 500;
+        system.y += 500;
+        /*** 本示例关键代码段结束 ***/
+    }
+
 }
\ No newline at end of file