84 lines
2.6 KiB
JavaScript
84 lines
2.6 KiB
JavaScript
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import * as echarts from 'echarts/lib/echarts';
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import Geo3DBuilder from '../../component/common/Geo3DBuilder';
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import graphicGL from '../../util/graphicGL';
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export default echarts.ChartView.extend({
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type: 'polygons3D',
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__ecgl__: true,
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init: function (ecModel, api) {
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this.groupGL = new graphicGL.Node();
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this._geo3DBuilderList = [];
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this._currentStep = 0;
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},
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render: function (seriesModel, ecModel, api) {
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this.groupGL.removeAll();
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var coordSys = seriesModel.coordinateSystem;
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if (coordSys && coordSys.viewGL) {
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coordSys.viewGL.add(this.groupGL);
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}
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var geo3DBuilder = this._geo3DBuilderList[0];
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if (!geo3DBuilder) {
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geo3DBuilder = new Geo3DBuilder(api);
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geo3DBuilder.extrudeY = coordSys.type !== 'mapbox3D' && coordSys.type !== 'maptalks3D';
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this._geo3DBuilderList[0] = geo3DBuilder;
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}
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this._updateShaderDefines(coordSys, geo3DBuilder);
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geo3DBuilder.update(seriesModel, ecModel, api);
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this._geo3DBuilderList.length = 1;
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this.groupGL.add(geo3DBuilder.rootNode);
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},
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incrementalPrepareRender: function (seriesModel, ecModel, api) {
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this.groupGL.removeAll();
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var coordSys = seriesModel.coordinateSystem;
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if (coordSys && coordSys.viewGL) {
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coordSys.viewGL.add(this.groupGL);
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}
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this._currentStep = 0;
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},
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incrementalRender: function (params, seriesModel, ecModel, api) {
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var geo3DBuilder = this._geo3DBuilderList[this._currentStep];
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var coordSys = seriesModel.coordinateSystem;
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if (!geo3DBuilder) {
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geo3DBuilder = new Geo3DBuilder(api);
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geo3DBuilder.extrudeY = coordSys.type !== 'mapbox3D' && coordSys.type !== 'maptalks3D';
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this._geo3DBuilderList[this._currentStep] = geo3DBuilder;
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}
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geo3DBuilder.update(seriesModel, ecModel, api, params.start, params.end);
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this.groupGL.add(geo3DBuilder.rootNode);
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this._updateShaderDefines(coordSys, geo3DBuilder);
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this._currentStep++;
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},
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_updateShaderDefines: function (coordSys, geo3DBuilder) {
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var methodName = coordSys.viewGL.isLinearSpace() ? 'define' : 'undefine';
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geo3DBuilder.rootNode.traverse(function (mesh) {
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if (mesh.material) {
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mesh.material[methodName]('fragment', 'SRGB_DECODE'); // FIXME
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if (coordSys.type === 'mapbox3D' || coordSys.type === 'maptalks3D') {
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mesh.material.define('fragment', 'NORMAL_UP_AXIS', 2);
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mesh.material.define('fragment', 'NORMAL_FRONT_AXIS', 1);
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}
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}
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});
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},
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remove: function () {
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this.groupGL.removeAll();
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},
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dispose: function () {
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this.groupGL.removeAll();
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this._geo3DBuilderList.forEach(function (geo3DBuilder) {
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geo3DBuilder.dispose();
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});
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}
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});
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