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kepler.gl.geoiq

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kepler.gl is a webgl based application to visualize large scale location data in the browser

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"use strict"; var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault"); Object.defineProperty(exports, "__esModule", { value: true }); exports["default"] = void 0; var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck")); var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass")); var _get2 = _interopRequireDefault(require("@babel/runtime/helpers/get")); var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits")); var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn")); var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf")); var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty")); var _deck = require("deck.gl"); var _constants = _interopRequireDefault(require("@luma.gl/constants")); var _shaderUtils = require("../layer-utils/shader-utils"); function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; } function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; } function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = (0, _getPrototypeOf2["default"])(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2["default"])(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2["default"])(this, result); }; } function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } } function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; } function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { (0, _defineProperty2["default"])(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; } var defaultProps = _objectSpread(_objectSpread({}, _deck.LineLayer.defaultProps), {}, { // show arc if source is in brush brushSource: true, // show arc if target is in brush brushTarget: true, enableBrushing: true, getWidth: function getWidth(d) { return d.strokeWidth; }, getTargetColor: function getTargetColor(x) { return x.color || [0, 0, 0, 255]; }, strokeScale: 1, // brush radius in meters brushRadius: 100000, mousePosition: [0, 0] }); function addBrushingVsShader(vs) { var targetColorVs = (0, _shaderUtils.editShader)(vs, 'line target color vs', 'attribute vec4 instanceColors;', 'attribute vec4 instanceColors; attribute vec4 instanceTargetColors;'); var brushingVs = (0, _shaderUtils.editShader)(targetColorVs, 'line brushing vs', 'vec2 offset = getExtrusionOffset(target.xy - source.xy, positions.y, widthPixels);', 'vec2 offset = brushing_getExtrusionOffset(target.xy - source.xy, positions.y, project_uViewportSize, vec4(instanceSourcePositions.xy, instanceTargetPositions.xy), instanceWidths);'); return (0, _shaderUtils.editShader)(brushingVs, 'line color vs', 'vColor = vec4(instanceColors.rgb, instanceColors.a * opacity) / 255.;', "vec4 color = mix(instanceColors, instanceTargetColors, positions.x) / 255.;" + "vColor = vec4(color.rgb, color.a * opacity);"); } var LineBrushingLayer = exports["default"] = /*#__PURE__*/function (_LineLayer) { (0, _inherits2["default"])(LineBrushingLayer, _LineLayer); var _super = _createSuper(LineBrushingLayer); function LineBrushingLayer() { (0, _classCallCheck2["default"])(this, LineBrushingLayer); return _super.apply(this, arguments); } (0, _createClass2["default"])(LineBrushingLayer, [{ key: "getShaders", value: function getShaders() { var shaders = (0, _get2["default"])((0, _getPrototypeOf2["default"])(LineBrushingLayer.prototype), "getShaders", this).call(this); // const addons = getExtrusion + isPicked + isPtInRange; return { // ...shaders, vs: addBrushingVsShader(shaders.vs), fs: shaders.fs, // vs: this.props.fp64 ? addons + vs64 : addons + vs, modules: shaders.modules.concat(['brushing']) }; } }, { key: "initializeState", value: function initializeState() { (0, _get2["default"])((0, _getPrototypeOf2["default"])(LineBrushingLayer.prototype), "initializeState", this).call(this); var attributeManager = this.state.attributeManager; attributeManager.addInstanced({ instanceTargetColors: { size: 4, type: _constants["default"].UNSIGNED_BYTE, accessor: 'getTargetColor', update: this.calculateInstanceTargetColors } }); } }, { key: "draw", value: function draw(_ref) { var uniforms = _ref.uniforms; var _this$props = this.props, brushSource = _this$props.brushSource, brushTarget = _this$props.brushTarget, brushRadius = _this$props.brushRadius, enableBrushing = _this$props.enableBrushing, mousePosition = _this$props.mousePosition, strokeScale = _this$props.strokeScale; (0, _get2["default"])((0, _getPrototypeOf2["default"])(LineBrushingLayer.prototype), "draw", this).call(this, { uniforms: _objectSpread(_objectSpread({}, uniforms), {}, { brushing_uBrushSource: brushSource ? 1 : 0, brushing_uBrushTarget: brushTarget ? 1 : 0, brushing_uBrushRadius: brushRadius, brushing_uEnableBrushing: enableBrushing ? 1 : 0, brushing_uStrokeScale: strokeScale, brushing_uMousePosition: mousePosition ? new Float32Array(this.unproject(mousePosition)) : defaultProps.mousePosition }) }); } }, { key: "calculateInstanceTargetColors", value: function calculateInstanceTargetColors(attribute) { var _this$props2 = this.props, data = _this$props2.data, getTargetColor = _this$props2.getTargetColor; var value = attribute.value, size = attribute.size; var i = 0; var _iterator = _createForOfIteratorHelper(data), _step; try { for (_iterator.s(); !(_step = _iterator.n()).done;) { var object = _step.value; var color = getTargetColor(object); value[i + 0] = color[0]; value[i + 1] = color[1]; value[i + 2] = color[2]; value[i + 3] = isNaN(color[3]) ? 255 : color[3]; i += size; } } catch (err) { _iterator.e(err); } finally { _iterator.f(); } } }]); return LineBrushingLayer; }(_deck.LineLayer); LineBrushingLayer.layerName = 'LineBrushingLayer'; LineBrushingLayer.defaultProps = defaultProps; //# 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Copyright (c) 2023 Uber Technologies, Inc.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a copy\n// of this software and associated documentation files (the \"Software\"), to deal\n// in the Software without restriction, including without limitation the rights\n// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n// copies of the Software, and to permit persons to whom the Software is\n// furnished to do so, subject to the following conditions:\n//\n// The above copyright notice and this permission notice shall be included in\n// all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n// THE SOFTWARE.\n\nimport {LineLayer} from 'deck.gl';\nimport GL from '@luma.gl/constants';\nimport {editShader} from 'deckgl-layers/layer-utils/shader-utils';\n\nconst defaultProps = {\n  ...LineLayer.defaultProps,\n  // show arc if source is in brush\n  brushSource: true,\n  // show arc if target is in brush\n  brushTarget: true,\n  enableBrushing: true,\n  getWidth: d => d.strokeWidth,\n  getTargetColor: x => x.color || [0, 0, 0, 255],\n  strokeScale: 1,\n\n  // brush radius in meters\n  brushRadius: 100000,\n  mousePosition: [0, 0]\n};\n\nfunction addBrushingVsShader(vs) {\n  const targetColorVs = editShader(\n    vs,\n    'line target color vs',\n    'attribute vec4 instanceColors;',\n    'attribute vec4 instanceColors; attribute vec4 instanceTargetColors;'\n  );\n\n  const brushingVs = editShader(\n    targetColorVs,\n    'line brushing vs',\n    'vec2 offset = getExtrusionOffset(target.xy - source.xy, positions.y, widthPixels);',\n    'vec2 offset = brushing_getExtrusionOffset(target.xy - source.xy, positions.y, project_uViewportSize, vec4(instanceSourcePositions.xy, instanceTargetPositions.xy), instanceWidths);'\n  );\n\n  return editShader(\n    brushingVs,\n    'line color vs',\n    'vColor = vec4(instanceColors.rgb, instanceColors.a * opacity) / 255.;',\n    `vec4 color = mix(instanceColors, instanceTargetColors, positions.x) / 255.;` +\n    `vColor = vec4(color.rgb, color.a * opacity);`\n  )\n}\n\nexport default class LineBrushingLayer extends LineLayer {\n  getShaders() {\n    const shaders = super.getShaders();\n    // const addons = getExtrusion + isPicked + isPtInRange;\n\n    return {\n      // ...shaders,\n      vs: addBrushingVsShader(shaders.vs),\n      fs: shaders.fs,\n      // vs: this.props.fp64 ? addons + vs64 : addons + vs,\n      modules: shaders.modules.concat(['brushing'])\n    };\n  }\n\n  initializeState() {\n    super.initializeState();\n    const {attributeManager} = this.state;\n    attributeManager.addInstanced({\n      instanceTargetColors: {\n        size: 4,\n        type: GL.UNSIGNED_BYTE,\n        accessor: 'getTargetColor',\n        update: this.calculateInstanceTargetColors\n      }\n    });\n  }\n\n  draw({uniforms}) {\n    const {\n      brushSource,\n      brushTarget,\n      brushRadius,\n      enableBrushing,\n      mousePosition,\n      strokeScale\n    } = this.props;\n\n    super.draw({\n      uniforms: {\n        ...uniforms,\n        brushing_uBrushSource: brushSource ? 1 : 0,\n        brushing_uBrushTarget: brushTarget ? 1 : 0,\n        brushing_uBrushRadius: brushRadius,\n        brushing_uEnableBrushing: enableBrushing ? 1 : 0,\n        brushing_uStrokeScale: strokeScale,\n        brushing_uMousePosition: mousePosition\n          ? new Float32Array(this.unproject(mousePosition))\n          : defaultProps.mousePosition\n      }\n    });\n  }\n\n  calculateInstanceTargetColors(attribute) {\n    const {data, getTargetColor} = this.props;\n    const {value, size} = attribute;\n    let i = 0;\n    for (const object of data) {\n      const color = getTargetColor(object);\n      value[i + 0] = color[0];\n      value[i + 1] = color[1];\n      value[i + 2] = color[2];\n      value[i + 3] = isNaN(color[3]) ? 255 : color[3];\n      i += size;\n    }\n  }\n}\n\nLineBrushingLayer.layerName = 'LineBrushingLayer';\nLineBrushingLayer.defaultProps = defaultProps;\n"]}