gisthreemap/src/Cesium/extendMaterial/WallDiffuseMaterialProperty.js

基于webGL的三维api

/*
 * @Description: 动态扩散墙的墙体效果（参考开源代码）（不同高度透明度不同）
 */
class WallDiffuseMaterialProperty {
    constructor(options) {
        this._definitionChanged = new Cesium.Event();
        this._color = undefined;
        this.color = options.color;
    };

    get isConstant() {
        return false;
    }

    get definitionChanged() {
        return this._definitionChanged;
    }

    getType(time) {
        return Cesium.Material.WallDiffuseMaterialType;
    }

    getValue(time, result) {
        if (!Cesium.defined(result)) {
            result = {};
        }

        result.color = Cesium.Property.getValueOrDefault(this._color, time, Cesium.Color.RED, result.color);
        return result
    }

    equals(other) {
        return (this === other ||
            (other instanceof WallDiffuseMaterialProperty &&
                Cesium.Property.equals(this._color, other._color))
        )
    }
}

export default WallDiffuseMaterialProperty