kinetic-slider/dist/cjs/filters/crossHatchFilter.cjs

A WebGL-powered kinetic slider component using PIXI.js

'use strict';

var pixiFilters = require('pixi-filters');
var ShaderResourceManager = require('../managers/ShaderResourceManager.cjs');

function createCrossHatchFilter(config) {
  const shaderManager = ShaderResourceManager.ShaderResourceManager.getInstance();
  const shaderKey = `cross-hatch-filter`;
  const filter = new pixiFilters.CrossHatchFilter();
  try {
    shaderManager.registerFilter(filter, shaderKey);
  } catch (error) {
    console.warn("Error registering cross hatch filter with shader manager:", error);
  }
  const updateIntensity = (intensity) => {
    const normalizedIntensity = Math.max(0, Math.min(10, intensity));
    if ("alpha" in filter) {
      filter.alpha = normalizedIntensity / 10;
    }
  };
  updateIntensity(config.intensity);
  const reset = () => {
    if ("alpha" in filter) {
      filter.alpha = config.alpha !== void 0 ? config.alpha : 1;
    }
    if ("enabled" in filter) {
      filter.enabled = config.enabled !== void 0 ? config.enabled : true;
    }
    if (config.intensity !== void 0) {
      updateIntensity(config.intensity);
      config.intensity > 0;
    } else {
      config.alpha !== void 0 ? config.alpha > 0 : false;
    }
  };
  const dispose = () => {
    try {
      shaderManager.releaseFilter(filter, shaderKey);
    } catch (error) {
      console.warn("Error releasing cross hatch filter shader:", error);
    }
    filter.destroy();
  };
  return { filter, updateIntensity, reset, dispose };
}

exports.createCrossHatchFilter = createCrossHatchFilter;
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