63 lines
2.1 KiB
TypeScript
Executable File
63 lines
2.1 KiB
TypeScript
Executable File
export interface Point {
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x: number;
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y: number;
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z: number;
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}
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/**
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* BezierSpline
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* https://github.com/leszekr/bezier-spline-js
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*
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* @private
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* @copyright
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* Copyright (c) 2013 Leszek Rybicki
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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export default class Spline {
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duration: number;
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points: Point[];
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sharpness: number;
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centers: Point[];
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controls: Array<[Point, Point]>;
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stepLength: number;
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length: number;
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delay: number;
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steps: number[];
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constructor(options?: any);
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/**
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* Caches an array of equidistant (more or less) points on the curve.
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*/
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cacheSteps(mindist: number): number[];
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/**
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* returns angle and speed in the given point in the curve
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*/
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vector(t: number): {
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angle: number;
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speed: number;
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};
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/**
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* Gets the position of the point, given time.
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*
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* WARNING: The speed is not constant. The time it takes between control points is constant.
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*
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* For constant speed, use Spline.steps[i];
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*/
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pos(time: number): Point;
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}
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