kepler.gl
Version:
kepler.gl is a webgl based application to visualize large scale location data in the browser
165 lines (153 loc) • 24.6 kB
JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.loadImages = loadImages;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _constants = _interopRequireDefault(require("@luma.gl/constants"));
var _core = require("@luma.gl/core");
var _isEqual = _interopRequireDefault(require("lodash/isEqual"));
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; }
function _createForOfIteratorHelper(r, e) { var t = "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (!t) { if (Array.isArray(r) || (t = _unsupportedIterableToArray(r)) || e && r && "number" == typeof r.length) { t && (r = t); var _n = 0, F = function F() {}; return { s: F, n: function n() { return _n >= r.length ? { done: !0 } : { done: !1, value: r[_n++] }; }, e: function e(r) { throw r; }, 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 o, a = !0, u = !1; return { s: function s() { t = t.call(r); }, n: function n() { var r = t.next(); return a = r.done, r; }, e: function e(r) { u = !0, o = r; }, f: function f() { try { a || null == t["return"] || t["return"](); } finally { if (u) throw o; } } }; }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; } // SPDX-License-Identifier: MIT
// Copyright contributors to the kepler.gl project
/**
* Texture parameters that should work for every texture on both WebGL1 and WebGL2
*/
var DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS = (0, _defineProperty2["default"])((0, _defineProperty2["default"])((0, _defineProperty2["default"])((0, _defineProperty2["default"])({}, _constants["default"].TEXTURE_MIN_FILTER, _constants["default"].NEAREST), _constants["default"].TEXTURE_MAG_FILTER, _constants["default"].NEAREST), _constants["default"].TEXTURE_WRAP_S, _constants["default"].CLAMP_TO_EDGE), _constants["default"].TEXTURE_WRAP_T, _constants["default"].CLAMP_TO_EDGE);
/**
* Load image items to webgl context
* @param gl webgl rendering context
* @param imageItem image item, might be single texture or array of textures
* @returns loaded single webgl texture or array of webgl texture or null
*/
function loadImageItem(gl, imageItem) {
var result;
if (Array.isArray(imageItem)) {
var dirtyResult = imageItem.map(function (x) {
return loadTexture(gl, x);
});
result = [];
var _iterator = _createForOfIteratorHelper(dirtyResult),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var texture = _step.value;
if (texture) {
result.push(texture);
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
if (!result.length) {
result = null;
}
} else {
result = loadTexture(gl, imageItem);
}
return result;
}
// eslint-disable-next-line complexity
function loadImages(_ref) {
var gl = _ref.gl,
images = _ref.images,
imagesData = _ref.imagesData,
oldImagesData = _ref.oldImagesData;
// Change to `true` if we need to setState with a new `images` object
var imagesDirty = false;
// If there are any removed keys, which previously existed in oldProps and
// this.state.images but no longer exist in props, remove from the images
// object
if (oldImagesData) {
for (var key in oldImagesData) {
if (imagesData && !(key in imagesData) && key in images) {
delete images[key];
imagesDirty = true;
}
}
}
// Check if any keys of props.images have changed
var changedKeys = [];
for (var _key in imagesData) {
// If oldProps.images didn't exist or it existed and this key didn't exist
if (!oldImagesData || oldImagesData && !(_key in oldImagesData)) {
changedKeys.push(_key);
continue;
}
// Deep compare when the key previously existed to see if it changed
if (!(0, _isEqual["default"])(imagesData[_key], oldImagesData[_key])) {
changedKeys.push(_key);
}
}
for (var _i = 0, _changedKeys = changedKeys; _i < _changedKeys.length; _i++) {
var _key2 = _changedKeys[_i];
var imageData = imagesData[_key2];
if (!imageData) {
continue;
}
var loadedItem = loadImageItem(gl, imageData);
if (loadedItem) {
images[_key2] = loadedItem;
}
imagesDirty = true;
}
if (imagesDirty) {
return images;
}
return null;
}
/**
* Create Texture2D object from image data
*/
function loadTexture(gl, imageData) {
if (!imageData) {
return null;
}
if (imageData instanceof _core.Texture2D) {
return imageData;
}
var textureParams = _objectSpread({
parameters: DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS
}, imageData);
if (!(0, _core.isWebGL2)(gl)) {
textureParams = webgl1TextureFallbacks(textureParams);
}
return new _core.Texture2D(gl, textureParams);
}
/**
* Texture fallbacks for WebGL1
* Fallback ideas derived from viv
* https://github.com/hms-dbmi/viv/blob/5bcec429eeba55914ef3d7155a610d82048520a0/src/layers/XRLayer/XRLayer.js#L280-L302
*/
function webgl1TextureFallbacks(textureParams) {
// Set mipmaps to false
// Not sure if this is necessary?
// Might actually only be necessary for uint textures
textureParams.mipmaps = false;
// Change format to Luminance
if (textureParams.format && [_constants["default"].R8UI, _constants["default"].R16UI, _constants["default"].R32UI].includes(textureParams.format)) {
textureParams.format = _constants["default"].LUMINANCE;
}
// Change dataFormat to Luminance
if (textureParams.dataFormat === _constants["default"].RED_INTEGER) {
textureParams.dataFormat = _constants["default"].LUMINANCE;
}
// Set data type to float
if (textureParams.type && [_constants["default"].UNSIGNED_BYTE, _constants["default"].UNSIGNED_SHORT, _constants["default"].UNSIGNED_INT].includes(textureParams.type)) {
textureParams.type = _constants["default"].FLOAT;
}
// Cast data to float 32 if one of the uint types
if (textureParams.data instanceof Uint8Array || textureParams.data instanceof Uint16Array || textureParams.data instanceof Uint32Array) {
textureParams.data = new Float32Array(textureParams.data);
}
// Override texture parameters to make sure they're valid on WebGL1
textureParams.parameters = _objectSpread(_objectSpread({}, textureParams.parameters), DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS);
return textureParams;
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"names":["_constants","_interopRequireDefault","require","_core","_isEqual","ownKeys","e","r","t","Object","keys","getOwnPropertySymbols","o","filter","getOwnPropertyDescriptor","enumerable","push","apply","_objectSpread","arguments","length","forEach","_defineProperty2","getOwnPropertyDescriptors","defineProperties","defineProperty","_createForOfIteratorHelper","Symbol","iterator","Array","isArray","_unsupportedIterableToArray","_n","F","s","n","done","value","f","TypeError","a","u","call","next","_arrayLikeToArray","toString","slice","constructor","name","from","test","DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS","GL","TEXTURE_MIN_FILTER","NEAREST","TEXTURE_MAG_FILTER","TEXTURE_WRAP_S","CLAMP_TO_EDGE","TEXTURE_WRAP_T","loadImageItem","gl","imageItem","result","dirtyResult","map","x","loadTexture","_iterator","_step","texture","err","loadImages","_ref","images","imagesData","oldImagesData","imagesDirty","key","changedKeys","isEqual","_i","_changedKeys","imageData","loadedItem","Texture2D","textureParams","parameters","isWebGL2","webgl1TextureFallbacks","mipmaps","format","R8UI","R16UI","R32UI","includes","LUMINANCE","dataFormat","RED_INTEGER","type","UNSIGNED_BYTE","UNSIGNED_SHORT","UNSIGNED_INT","FLOAT","data","Uint8Array","Uint16Array","Uint32Array","Float32Array"],"sources":["../../src/raster/images.ts"],"sourcesContent":["// SPDX-License-Identifier: MIT\n// Copyright contributors to the kepler.gl project\n\nimport GL from '@luma.gl/constants';\nimport {isWebGL2, Texture2D} from '@luma.gl/core';\nimport type {Texture2DProps} from '@luma.gl/webgl';\nimport isEqual from 'lodash/isEqual';\n\nimport type {ImageInput, ImageState} from './types';\n\n/**\n * Texture parameters that should work for every texture on both WebGL1 and WebGL2\n */\nconst DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS = {\n  [GL.TEXTURE_MIN_FILTER]: GL.NEAREST,\n  [GL.TEXTURE_MAG_FILTER]: GL.NEAREST,\n  [GL.TEXTURE_WRAP_S]: GL.CLAMP_TO_EDGE,\n  [GL.TEXTURE_WRAP_T]: GL.CLAMP_TO_EDGE\n};\n\ntype LoadImagesOptions = {\n  gl: WebGLRenderingContext | WebGL2RenderingContext;\n  images: ImageState;\n  imagesData: ImageInput;\n  oldImagesData: ImageInput;\n};\n\n/**\n * Load image items to webgl context\n * @param gl webgl rendering context\n * @param imageItem image item, might be single texture or array of textures\n * @returns loaded single webgl texture or array of webgl texture or null\n */\nfunction loadImageItem(\n  gl: WebGLRenderingContext | WebGL2RenderingContext,\n  imageItem: Texture2DProps | Texture2D | (Texture2DProps | Texture2D)[]\n): null | Texture2D | Texture2D[] {\n  let result: null | Texture2D | Texture2D[];\n  if (Array.isArray(imageItem)) {\n    const dirtyResult = imageItem.map(x => loadTexture(gl, x));\n    result = [];\n    for (const texture of dirtyResult) {\n      if (texture) {\n        result.push(texture);\n      }\n    }\n    if (!result.length) {\n      result = null;\n    }\n  } else {\n    result = loadTexture(gl, imageItem);\n  }\n  return result;\n}\n\n// eslint-disable-next-line complexity\nexport function loadImages({\n  gl,\n  images,\n  imagesData,\n  oldImagesData\n}: LoadImagesOptions): ImageState | null {\n  // Change to `true` if we need to setState with a new `images` object\n  let imagesDirty = false;\n\n  // If there are any removed keys, which previously existed in oldProps and\n  // this.state.images but no longer exist in props, remove from the images\n  // object\n  if (oldImagesData) {\n    for (const key in oldImagesData) {\n      if (imagesData && !(key in imagesData) && key in images) {\n        delete images[key];\n        imagesDirty = true;\n      }\n    }\n  }\n\n  // Check if any keys of props.images have changed\n  const changedKeys: string[] = [];\n  for (const key in imagesData) {\n    // If oldProps.images didn't exist or it existed and this key didn't exist\n    if (!oldImagesData || (oldImagesData && !(key in oldImagesData))) {\n      changedKeys.push(key);\n      continue;\n    }\n\n    // Deep compare when the key previously existed to see if it changed\n    if (!isEqual(imagesData[key], oldImagesData[key])) {\n      changedKeys.push(key);\n    }\n  }\n\n  for (const key of changedKeys) {\n    const imageData = imagesData[key];\n    if (!imageData) {\n      continue;\n    }\n\n    const loadedItem = loadImageItem(gl, imageData);\n    if (loadedItem) {\n      images[key] = loadedItem;\n    }\n    imagesDirty = true;\n  }\n\n  if (imagesDirty) {\n    return images;\n  }\n\n  return null;\n}\n\n/**\n * Create Texture2D object from image data\n */\nfunction loadTexture(\n  gl: WebGLRenderingContext | WebGL2RenderingContext,\n  imageData: Texture2D | Texture2DProps\n): Texture2D | null {\n  if (!imageData) {\n    return null;\n  }\n\n  if (imageData instanceof Texture2D) {\n    return imageData;\n  }\n\n  let textureParams: Texture2DProps = {\n    parameters: DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS,\n    ...imageData\n  };\n\n  if (!isWebGL2(gl)) {\n    textureParams = webgl1TextureFallbacks(textureParams);\n  }\n\n  return new Texture2D(gl, textureParams);\n}\n\n/**\n * Texture fallbacks for WebGL1\n * Fallback ideas derived from viv\n * https://github.com/hms-dbmi/viv/blob/5bcec429eeba55914ef3d7155a610d82048520a0/src/layers/XRLayer/XRLayer.js#L280-L302\n */\nfunction webgl1TextureFallbacks(textureParams: Texture2DProps): Texture2DProps {\n  // Set mipmaps to false\n  // Not sure if this is necessary?\n  // Might actually only be necessary for uint textures\n  textureParams.mipmaps = false;\n\n  // Change format to Luminance\n  if (textureParams.format && [GL.R8UI, GL.R16UI, GL.R32UI].includes(textureParams.format)) {\n    textureParams.format = GL.LUMINANCE;\n  }\n\n  // Change dataFormat to Luminance\n  if (textureParams.dataFormat === GL.RED_INTEGER) {\n    textureParams.dataFormat = GL.LUMINANCE;\n  }\n\n  // Set data type to float\n  if (\n    textureParams.type &&\n    [GL.UNSIGNED_BYTE, GL.UNSIGNED_SHORT, GL.UNSIGNED_INT].includes(textureParams.type)\n  ) {\n    textureParams.type = GL.FLOAT;\n  }\n\n  // Cast data to float 32 if one of the uint types\n  if (\n    textureParams.data instanceof Uint8Array ||\n    textureParams.data instanceof Uint16Array ||\n    textureParams.data instanceof Uint32Array\n  ) {\n    textureParams.data = new Float32Array(textureParams.data);\n  }\n\n  // Override texture parameters to make sure they're valid on WebGL1\n  textureParams.parameters = {...textureParams.parameters, ...DEFAULT_UNIVERSAL_TEXTURE_PARAMETERS};\n\n  return textureParams;\n}\n"],"mappings":";;;;;;;;AAGA,IAAAA,UAAA,GAAAC,sBAAA,CAAAC,OAAA;AACA,IAAAC,KAAA,GAAAD,OAAA;AAEA,IAAAE,QAAA,GAAAH,sBAAA,CAAAC,OAAA;AAAqC,SAAAG,QAAAC,CAAA,EAAAC,CAAA,QAAAC,CAAA,GAAAC,MAAA,CAAAC,IAAA,CAAAJ,CAAA,OAAAG,MAAA,CAAAE,qBAAA,QAAAC,CAAA,GAAAH,MAAA,CAAAE,qBAAA,CAAAL,CAAA,GAAAC,CAAA,KAAAK,CAAA,GAAAA,CAAA,CAAAC,MAAA,WAAAN,CAAA,WAAAE,MAAA,CAAAK,wBAAA,CAAAR,CAAA,EAAAC,CAAA,EAAAQ,UAAA,OAAAP,CAAA,CAAAQ,IAAA,CAAAC,KAAA,CAAAT,CAAA,EAAAI,CAAA,YAAAJ,CAAA;AAAA,SAAAU,cAAAZ,CAAA,aAAAC,CAAA,MAAAA,CAAA,GAAAY,SAAA,CAAAC,MAAA,EAAAb,CAAA,UAAAC,CAAA,WAAAW,SAAA,CAAAZ,CAAA,IAAAY,SAAA,CAAAZ,CAAA,QAAAA,CAAA,OAAAF,OAAA,CAAAI,MAAA,CAAAD,CAAA,OAAAa,OAAA,WAAAd,CAAA,QAAAe,gBAAA,aAAAhB,CAAA,EAAAC,CAAA,EAAAC,CAAA,CAAAD,CAAA,SAAAE,MAAA,CAAAc,yBAAA,GAAAd,MAAA,CAAAe,gBAAA,CAAAlB,CAAA,EAAAG,MAAA,CAAAc,yBAAA,CAAAf,CAAA,KAAAH,OAAA,CAAAI,MAAA,CAAAD,CAAA,GAAAa,OAAA,WAAAd,CAAA,IAAAE,MAAA,CAAAgB,cAAA,CAAAnB,CAAA,EAAAC,CAAA,EAAAE,MAAA,CAAAK,wBAAA,CAAAN,CAAA,EAAAD,CAAA,iBAAAD,CAAA;AAAA,SAAAoB,2BAAAnB,CAAA,EAAAD,CAAA,QAAAE,CAAA,yBAAAmB,MAAA,IAAApB,CAAA,CAAAoB,MAAA,CAAAC,QAAA,KAAArB,CAAA,qBAAAC,CAAA,QAAAqB,KAAA,CAAAC,OAAA,CAAAvB,CAAA,MAAAC,CAAA,GAAAuB,2BAAA,CAAAxB,CAAA,MAAAD,CAAA,IAAAC,CAAA,uBAAAA,CAAA,CAAAa,MAAA,IAAAZ,CAAA,KAAAD,CAAA,GAAAC,CAAA,OAAAwB,EAAA,MAAAC,CAAA,YAAAA,EAAA,eAAAC,CAAA,EAAAD,CAAA,EAAAE,CAAA,WAAAA,EAAA,WAAAH,EAAA,IAAAzB,CAAA,CAAAa,MAAA,KAAAgB,IAAA,WAAAA,IAAA,MAAAC,KAAA,EAAA9B,CAAA,CAAAyB,EAAA,UAAA1B,CAAA,WAAAA,EAAAC,CAAA,UAAAA,CAAA,KAAA+B,CAAA,EAAAL,CAAA,gBAAAM,SAAA,iJAAA3B,CAAA,EAAA4B,CAAA,OAAAC,CAAA,gBAAAP,CAAA,WAAAA,EAAA,IAAA1B,CAAA,GAAAA,CAAA,CAAAkC,IAAA,CAAAnC,CAAA,MAAA4B,CAAA,WAAAA,EAAA,QAAA5B,CAAA,GAAAC,CAAA,CAAAmC,IAAA,WAAAH,CAAA,GAAAjC,CAAA,CAAA6B,IAAA,EAAA7B,CAAA,KAAAD,CAAA,WAAAA,EAAAC,CAAA,IAAAkC,CAAA,OAAA7B,CAAA,GAAAL,CAAA,KAAA+B,CAAA,WAAAA,EAAA,UAAAE,CAAA,YAAAhC,CAAA,cAAAA,CAAA,8BAAAiC,CAAA,QAAA7B,CAAA;AAAA,SAAAmB,4BAAAxB,CAAA,EAAAiC,CAAA,QAAAjC,CAAA,2BAAAA,CAAA,SAAAqC,iBAAA,CAAArC,CAAA,EAAAiC,CAAA,OAAAhC,CAAA,MAAAqC,QAAA,CAAAH,IAAA,CAAAnC,CAAA,EAAAuC,KAAA,6BAAAtC,CAAA,IAAAD,CAAA,CAAAwC,WAAA,KAAAvC,CAAA,GAAAD,CAAA,CAAAwC,WAAA,CAAAC,IAAA,aAAAxC,CAAA,cAAAA,CAAA,GAAAqB,KAAA,CAAAoB,IAAA,CAAA1C,CAAA,oBAAAC,CAAA,+CAAA0C,IAAA,CAAA1C,CAAA,IAAAoC,iBAAA,CAAArC,CAAA,EAAAiC,CAAA;AAAA,SAAAI,kBAAArC,CAAA,EAAAiC,CAAA,aAAAA,CAAA,IAAAA,CAAA,GAAAjC,CAAA,CAAAa,MAAA,MAAAoB,CAAA,GAAAjC,CAAA,CAAAa,MAAA,YAAAd,CAAA,MAAA6B,CAAA,GAAAN,KAAA,CAAAW,CAAA,GAAAlC,CAAA,GAAAkC,CAAA,EAAAlC,CAAA,IAAA6B,CAAA,CAAA7B,CAAA,IAAAC,CAAA,CAAAD,CAAA,UAAA6B,CAAA,IANrC;AACA;AASA;AACA;AACA;AACA,IAAMgB,oCAAoC,OAAA7B,gBAAA,iBAAAA,gBAAA,iBAAAA,gBAAA,iBAAAA,gBAAA,iBACvC8B,qBAAE,CAACC,kBAAkB,EAAGD,qBAAE,CAACE,OAAO,GAClCF,qBAAE,CAACG,kBAAkB,EAAGH,qBAAE,CAACE,OAAO,GAClCF,qBAAE,CAACI,cAAc,EAAGJ,qBAAE,CAACK,aAAa,GACpCL,qBAAE,CAACM,cAAc,EAAGN,qBAAE,CAACK,aAAa,CACtC;AASD;AACA;AACA;AACA;AACA;AACA;AACA,SAASE,aAAaA,CACpBC,EAAkD,EAClDC,SAAsE,EACtC;EAChC,IAAIC,MAAsC;EAC1C,IAAIjC,KAAK,CAACC,OAAO,CAAC+B,SAAS,CAAC,EAAE;IAC5B,IAAME,WAAW,GAAGF,SAAS,CAACG,GAAG,CAAC,UAAAC,CAAC;MAAA,OAAIC,WAAW,CAACN,EAAE,EAAEK,CAAC,CAAC;IAAA,EAAC;IAC1DH,MAAM,GAAG,EAAE;IAAC,IAAAK,SAAA,GAAAzC,0BAAA,CACUqC,WAAW;MAAAK,KAAA;IAAA;MAAjC,KAAAD,SAAA,CAAAjC,CAAA,MAAAkC,KAAA,GAAAD,SAAA,CAAAhC,CAAA,IAAAC,IAAA,GAAmC;QAAA,IAAxBiC,OAAO,GAAAD,KAAA,CAAA/B,KAAA;QAChB,IAAIgC,OAAO,EAAE;UACXP,MAAM,CAAC9C,IAAI,CAACqD,OAAO,CAAC;QACtB;MACF;IAAC,SAAAC,GAAA;MAAAH,SAAA,CAAA7D,CAAA,CAAAgE,GAAA;IAAA;MAAAH,SAAA,CAAA7B,CAAA;IAAA;IACD,IAAI,CAACwB,MAAM,CAAC1C,MAAM,EAAE;MAClB0C,MAAM,GAAG,IAAI;IACf;EACF,CAAC,MAAM;IACLA,MAAM,GAAGI,WAAW,CAACN,EAAE,EAAEC,SAAS,CAAC;EACrC;EACA,OAAOC,MAAM;AACf;;AAEA;AACO,SAASS,UAAUA,CAAAC,IAAA,EAKe;EAAA,IAJvCZ,EAAE,GAAAY,IAAA,CAAFZ,EAAE;IACFa,MAAM,GAAAD,IAAA,CAANC,MAAM;IACNC,UAAU,GAAAF,IAAA,CAAVE,UAAU;IACVC,aAAa,GAAAH,IAAA,CAAbG,aAAa;EAEb;EACA,IAAIC,WAAW,GAAG,KAAK;;EAEvB;EACA;EACA;EACA,IAAID,aAAa,EAAE;IACjB,KAAK,IAAME,GAAG,IAAIF,aAAa,EAAE;MAC/B,IAAID,UAAU,IAAI,EAAEG,GAAG,IAAIH,UAAU,CAAC,IAAIG,GAAG,IAAIJ,MAAM,EAAE;QACvD,OAAOA,MAAM,CAACI,GAAG,CAAC;QAClBD,WAAW,GAAG,IAAI;MACpB;IACF;EACF;;EAEA;EACA,IAAME,WAAqB,GAAG,EAAE;EAChC,KAAK,IAAMD,IAAG,IAAIH,UAAU,EAAE;IAC5B;IACA,IAAI,CAACC,aAAa,IAAKA,aAAa,IAAI,EAAEE,IAAG,IAAIF,aAAa,CAAE,EAAE;MAChEG,WAAW,CAAC9D,IAAI,CAAC6D,IAAG,CAAC;MACrB;IACF;;IAEA;IACA,IAAI,CAAC,IAAAE,mBAAO,EAACL,UAAU,CAACG,IAAG,CAAC,EAAEF,aAAa,CAACE,IAAG,CAAC,CAAC,EAAE;MACjDC,WAAW,CAAC9D,IAAI,CAAC6D,IAAG,CAAC;IACvB;EACF;EAEA,SAAAG,EAAA,MAAAC,YAAA,GAAkBH,WAAW,EAAAE,EAAA,GAAAC,YAAA,CAAA7D,MAAA,EAAA4D,EAAA,IAAE;IAA1B,IAAMH,KAAG,GAAAI,YAAA,CAAAD,EAAA;IACZ,IAAME,SAAS,GAAGR,UAAU,CAACG,KAAG,CAAC;IACjC,IAAI,CAACK,SAAS,EAAE;MACd;IACF;IAEA,IAAMC,UAAU,GAAGxB,aAAa,CAACC,EAAE,EAAEsB,SAAS,CAAC;IAC/C,IAAIC,UAAU,EAAE;MACdV,MAAM,CAACI,KAAG,CAAC,GAAGM,UAAU;IAC1B;IACAP,WAAW,GAAG,IAAI;EACpB;EAEA,IAAIA,WAAW,EAAE;IACf,OAAOH,MAAM;EACf;EAEA,OAAO,IAAI;AACb;;AAEA;AACA;AACA;AACA,SAASP,WAAWA,CAClBN,EAAkD,EAClDsB,SAAqC,EACnB;EAClB,IAAI,CAACA,SAAS,EAAE;IACd,OAAO,IAAI;EACb;EAEA,IAAIA,SAAS,YAAYE,eAAS,EAAE;IAClC,OAAOF,SAAS;EAClB;EAEA,IAAIG,aAA6B,GAAAnE,aAAA;IAC/BoE,UAAU,EAAEnC;EAAoC,GAC7C+B,SAAS,CACb;EAED,IAAI,CAAC,IAAAK,cAAQ,EAAC3B,EAAE,CAAC,EAAE;IACjByB,aAAa,GAAGG,sBAAsB,CAACH,aAAa,CAAC;EACvD;EAEA,OAAO,IAAID,eAAS,CAACxB,EAAE,EAAEyB,aAAa,CAAC;AACzC;;AAEA;AACA;AACA;AACA;AACA;AACA,SAASG,sBAAsBA,CAACH,aAA6B,EAAkB;EAC7E;EACA;EACA;EACAA,aAAa,CAACI,OAAO,GAAG,KAAK;;EAE7B;EACA,IAAIJ,aAAa,CAACK,MAAM,IAAI,CAACtC,qBAAE,CAACuC,IAAI,EAAEvC,qBAAE,CAACwC,KAAK,EAAExC,qBAAE,CAACyC,KAAK,CAAC,CAACC,QAAQ,CAACT,aAAa,CAACK,MAAM,CAAC,EAAE;IACxFL,aAAa,CAACK,MAAM,GAAGtC,qBAAE,CAAC2C,SAAS;EACrC;;EAEA;EACA,IAAIV,aAAa,CAACW,UAAU,KAAK5C,qBAAE,CAAC6C,WAAW,EAAE;IAC/CZ,aAAa,CAACW,UAAU,GAAG5C,qBAAE,CAAC2C,SAAS;EACzC;;EAEA;EACA,IACEV,aAAa,CAACa,IAAI,IAClB,CAAC9C,qBAAE,CAAC+C,aAAa,EAAE/C,qBAAE,CAACgD,cAAc,EAAEhD,qBAAE,CAACiD,YAAY,CAAC,CAACP,QAAQ,CAACT,aAAa,CAACa,IAAI,CAAC,EACnF;IACAb,aAAa,CAACa,IAAI,GAAG9C,qBAAE,CAACkD,KAAK;EAC/B;;EAEA;EACA,IACEjB,aAAa,CAACkB,IAAI,YAAYC,UAAU,IACxCnB,aAAa,CAACkB,IAAI,YAAYE,WAAW,IACzCpB,aAAa,CAACkB,IAAI,YAAYG,WAAW,EACzC;IACArB,aAAa,CAACkB,IAAI,GAAG,IAAII,YAAY,CAACtB,aAAa,CAACkB,IAAI,CAAC;EAC3D;;EAEA;EACAlB,aAAa,CAACC,UAAU,GAAApE,aAAA,CAAAA,aAAA,KAAOmE,aAAa,CAACC,UAAU,GAAKnC,oCAAoC,CAAC;EAEjG,OAAOkC,aAAa;AACtB","ignoreList":[]}