[add] Engine

assets/Script/Engine/Utils/Bezier/Bezier.ts

@@ -0,0 +1,16 @@
+export module Bezier {
+
+    export function GetPoint(p0: cc.Vec2, p1: cc.Vec2, p2: cc.Vec2, p3: cc.Vec2, t: number): cc.Vec2 {
+        if (t < 0) {
+            t = 0;
+        }
+        else if (t > 1) {
+            t = 1
+        }
+        let OneMinusT = 1 - t;
+        return p0.mul(OneMinusT * OneMinusT * OneMinusT)
+            .add(p1.mul(3 * OneMinusT * OneMinusT * t))
+            .add(p2.mul(3 * OneMinusT * t * t))
+            .add(p3.mul(t * t * t));
+    }
+}

assets/Script/Engine/Utils/Bezier/Bezier.ts.meta

@@ -0,0 +1,10 @@
+{
+  "ver": "1.1.0",
+  "uuid": "b47d81c4-01a1-45cd-94f8-19daf96f17a8",
+  "importer": "typescript",
+  "isPlugin": false,
+  "loadPluginInWeb": true,
+  "loadPluginInNative": true,
+  "loadPluginInEditor": false,
+  "subMetas": {}
+}