3d饼图echarts undefined' ? `series${i}` : pieData[i].name, type: 'surface配置项内容和展示

      var { data, optionConfig } = {
    data: [
        { name: '第一种形态', value: 15, itemStyle: { color: '#7740F7' }, startRatio: 0, endRatio: 0.15 },
        { name: '第二种形态', value: 25, itemStyle: { color: '#2E4FF7' }, startRatio: 0.15, endRatio: 0.4 },
        { name: '第三种形态', value: 10, itemStyle: { color: '#69CDE7' }, startRatio: 0.4, endRatio: 0.5 },
        { name: '第四种形态', value: 20, itemStyle: { color: '#CC32F5' }, startRatio: 0.5, endRatio: 0.7 },
    ],
    optionConfig: {},
};
const getPie3D = (pieData, internalDiameterRatio) => {
    let series = [];
    let sumValue = 0;
    let startValue = 0;
    let endValue = 0;
    let legendData = [];
    let k =
        typeof internalDiameterRatio !== 'undefined'
            ? (1 - internalDiameterRatio) / (1 + internalDiameterRatio)
            : 1 / 3;

    // 为每一个饼图数据，生成一个 series-surface 配置
    for (let i = 0; i < pieData.length; i++) {
        sumValue += pieData[i].value;

        let seriesItem = {
            name: typeof pieData[i].name === 'undefined' ? `series${i}` : pieData[i].name,
            type: 'surface',

            parametric: true,
            wireframe: {
                show: false,
            },
            pieData: pieData[i],
            pieStatus: {
                selected: false,
                hovered: false,
                k: k,
            },
            labelLine: {
                show: false,
            },
            label: {
                show: false,
                // normal: {
                //   position: "inner",
                //   formatter: (params) => {
                //     return params;
                //   },
                // },
            },
            itemStyle: {
                opacity: 1,
            },
        };

        if (typeof pieData[i].itemStyle != 'undefined') {
            let itemStyle = {};

            typeof pieData[i].itemStyle.color != 'undefined' ? (itemStyle.color = pieData[i].itemStyle.color) : null;
            typeof pieData[i].itemStyle.opacity != 'undefined'
                ? (itemStyle.opacity = pieData[i].itemStyle.opacity)
                : null;

            seriesItem.itemStyle = itemStyle;
        }
        series.push(seriesItem);
    }

    // 使用上一次遍历时，计算出的数据和 sumValue，调用 getParametricEquation 函数，
    // 向每个 series-surface 传入不同的参数方程 series-surface.parametricEquation，也就是实现每一个扇形。
    for (let i = 0; i < series.length; i++) {
        endValue = startValue + series[i].pieData.value;
        // console.log(series[i]);
        series[i].pieData.startRatio = startValue / sumValue;
        series[i].pieData.endRatio = endValue / sumValue;
        series[i].parametricEquation = getParametricEquation(
            series[i].pieData.startRatio,
            series[i].pieData.endRatio,
            false,
            false,
            k,
            series[i].pieData.value
        );

        startValue = endValue;

        legendData.push(series[i].name);
    }

    // 准备待返回的配置项，把准备好的 legendData、series 传入。
    let option = {
        tooltip: {
            backgroundColor: '#053A8D',
            formatter: (params) => {
                if (params.seriesName !== 'mouseoutSeries') {
                    return `${
                        params.seriesName
                    }<br/><span style="display:inline-block;margin-right:5px;border-radius:10px;width:10px;height:10px;background-color:${
                        params.color
                    };"></span>${option.series[params.seriesIndex].pieData.value}`;
                }
            },
        },

        labelLine: {
            show: true,
        },
        label: {
            show: true,
        },
        legend: {
            orient: 'vertical',
            data: legendData,
            textStyle: {
                color: 'rgba(150,202,223)',
                fontSize: 12,
            },
            itemWidth: 10,
            itemHeight: 10,
            icon: 'roundRect',
            formatter: function (name) {
                let item = data.filter((item) => item.name == name)[0];
                return `${item.name}  ${item.value}%`;
            },
            left: 'right',
            top: '30%', //居右显示
        },
        xAxis3D: {
            min: -1.3,
            max: 1.3,
        },
        yAxis3D: {
            min: -1.3,
            max: 1.3,
        },
        zAxis3D: {
            min: -1.3,
            max: 1.3,
        },
        grid3D: {
            show: false,
            boxHeight: 4,
            top: '-12%',
            left: '-2%',
            // environment: "#021041",
            viewControl: {
                distance: 6000,
                alpha: 60,
                beta: 10,
            },
        },
        series: series,
    };
    return option;
};
// 生成扇形的曲面参数方程，用于 series-surface.parametricEquation
const getParametricEquation = (startRatio, endRatio, isSelected, isHovered, k, height) => {
    // 计算
    let midRatio = (startRatio + endRatio) / 2;

    let startRadian = startRatio * Math.PI * 2;
    let endRadian = endRatio * Math.PI * 2;
    let midRadian = midRatio * Math.PI * 2;

    // 如果只有一个扇形，则不实现选中效果。
    if (startRatio === 0 && endRatio === 1) {
        isSelected = false;
    }

    // 通过扇形内径/外径的值，换算出辅助参数 k（默认值 1/3）
    k = typeof k !== 'undefined' ? k : 1 / 3;

    // 计算选中效果分别在 x 轴、y 轴方向上的位移（未选中，则位移均为 0）
    let offsetX = isSelected ? Math.cos(midRadian) * 0.1 : 0;
    let offsetY = isSelected ? Math.sin(midRadian) * 0.1 : 0;

    // 计算高亮效果的放大比例（未高亮，则比例为 1）
    let hoverRate = isHovered ? 1.05 : 1;

    // 返回曲面参数方程
    return {
        u: {
            min: -Math.PI,
            max: Math.PI * 3,
            step: Math.PI / 32,
        },

        v: {
            min: 0,
            max: Math.PI * 2,
            step: Math.PI / 20,
        },

        x: function (u, v) {
            if (u < startRadian) {
                return offsetX + Math.cos(startRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            if (u > endRadian) {
                return offsetX + Math.cos(endRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            return offsetX + Math.cos(u) * (1 + Math.cos(v) * k) * hoverRate;
        },

        y: function (u, v) {
            if (u < startRadian) {
                return offsetY + Math.sin(startRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            if (u > endRadian) {
                return offsetY + Math.sin(endRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            return offsetY + Math.sin(u) * (1 + Math.cos(v) * k) * hoverRate;
        },

        z: function (u, v) {
            if (u < -Math.PI * 0.5) {
                return Math.sin(u);
            }
            if (u > Math.PI * 2.5) {
                return Math.sin(u);
            }
            return Math.sin(v) > 0 ? 1 * height : -1;
        },
    };
};

option = getPie3D(data, 0);