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- import defined from "../Core/defined.js";
- function Cesium3DTileStyleEngine() {
- this._style = undefined;
- this._styleDirty = false;
- this._lastStyleTime = 0;
- }
- Object.defineProperties(Cesium3DTileStyleEngine.prototype, {
- style: {
- get: function () {
- return this._style;
- },
- set: function (value) {
- this._style = value;
- this._styleDirty = true;
- },
- },
- });
- Cesium3DTileStyleEngine.prototype.makeDirty = function () {
- this._styleDirty = true;
- };
- Cesium3DTileStyleEngine.prototype.applyStyle = function (tileset, passOptions) {
- if (!tileset.ready) {
- return;
- }
- if (defined(this._style) && !this._style.ready) {
- return;
- }
- var styleDirty = this._styleDirty;
- if (passOptions.isRender) {
-
- this._styleDirty = false;
- }
- if (styleDirty) {
-
- ++this._lastStyleTime;
- }
- var lastStyleTime = this._lastStyleTime;
- var statistics = tileset._statistics;
-
-
-
- var tiles = styleDirty
- ? tileset._selectedTiles
- : tileset._selectedTilesToStyle;
-
-
- var length = tiles.length;
- for (var i = 0; i < length; ++i) {
- var tile = tiles[i];
- if (tile.lastStyleTime !== lastStyleTime) {
-
-
-
- var content = tile.content;
- tile.lastStyleTime = lastStyleTime;
- content.applyStyle(this._style);
- statistics.numberOfFeaturesStyled += content.featuresLength;
- ++statistics.numberOfTilesStyled;
- }
- }
- };
- export default Cesium3DTileStyleEngine;
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