@tsparticles/plugin-canvas-mask/umd/Options/Classes/CanvasMaskPixels.js

tsParticles canvas mask plugin

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "@tsparticles/engine"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.CanvasMaskPixels = void 0;
    const engine_1 = require("@tsparticles/engine");
    const minAlpha = 0;
    class CanvasMaskPixels {
        constructor() {
            this.filter = (pixel) => pixel.a > minAlpha;
            this.offset = 4;
        }
        load(data) {
            if ((0, engine_1.isNull)(data)) {
                return;
            }
            if (data.filter !== undefined) {
                if ((0, engine_1.isString)(data.filter)) {
                    if (Object.hasOwn(window, data.filter)) {
                        const filter = window[data.filter];
                        if ((0, engine_1.isFunction)(filter)) {
                            this.filter = filter;
                        }
                    }
                }
                else {
                    this.filter = data.filter;
                }
            }
            if (data.offset !== undefined) {
                this.offset = data.offset;
            }
        }
    }
    exports.CanvasMaskPixels = CanvasMaskPixels;
});