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移除fastlist（经测试比Array并没有快）

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This commit is contained in:
yhh
2020-12-14 11:34:23 +08:00
parent 59c8d456cb
commit c60fe13d71
16 changed files with 325 additions and 520 deletions
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28
source/src/Math/BezierSpline.ts
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@@ -3,7 +3,7 @@ module es {
* 提供了一系列立方贝塞尔点，并提供了帮助方法来访问贝塞尔
*/
export class BezierSpline {
public _points: FastList<Vector2> = new FastList<Vector2>();
public _points: Vector2[] = [];
public _curveCount: number = 0;
/**
@@ -32,15 +32,15 @@ module es {
*/
public setControlPoint(index: number, point: Vector2) {
if (index % 3 == 0) {
let delta = Vector2.subtract(point, this._points.buffer[index]);
let delta = Vector2.subtract(point, this._points[index]);
if (index > 0)
this._points.buffer[index - 1].add(delta);
this._points[index - 1].add(delta);
if (index + 1 < this._points.length)
this._points.buffer[index + 1].add(delta);
this._points[index + 1].add(delta);
}
this._points.buffer[index] = point;
this._points[index] = point;
}
/**
@@ -49,8 +49,8 @@ module es {
*/
public getPointAtTime(t: number): Vector2{
let i = this.pointIndexAtTime(new Ref(t));
return Bezier.getPointThree(this._points.buffer[i], this._points.buffer[i + 1], this._points.buffer[i + 2],
this._points.buffer[i + 3], t);
return Bezier.getPointThree(this._points[i], this._points[i + 1], this._points[i + 2],
this._points[i + 3], t);
}
/**
@@ -59,8 +59,8 @@ module es {
*/
public getVelocityAtTime(t: number): Vector2 {
let i = this.pointIndexAtTime(new Ref(t));
return Bezier.getFirstDerivativeThree(this._points.buffer[i], this._points.buffer[i + 1], this._points.buffer[i + 2],
this._points.buffer[i + 3], t);
return Bezier.getFirstDerivativeThree(this._points[i], this._points[i + 1], this._points[i + 2],
this._points[i + 3], t);
}
/**
@@ -81,11 +81,11 @@ module es {
public addCurve(start: Vector2, firstControlPoint: Vector2, secondControlPoint: Vector2, end: Vector2) {
// 只有当这是第一条曲线时，我们才会添加起始点。对于其他所有的曲线，前一个曲线的终点应该等于新曲线的起点。
if (this._points.length == 0)
this._points.add(start);
this._points.push(start);
this._points.add(firstControlPoint);
this._points.add(secondControlPoint);
this._points.add(end);
this._points.push(firstControlPoint);
this._points.push(secondControlPoint);
this._points.push(end);
this._curveCount = (this._points.length - 1) / 3;
}
@@ -94,7 +94,7 @@ module es {
* 重置bezier，移除所有点
*/
public reset() {
this._points.clear();
this._points.length = 0;
}
/**