| /* |
| title: Mollusc Shell |
| category: surface |
| titleCN: Mollusc Shell |
| */ |
| |
| option = { |
| tooltip: {}, |
| visualMap: { |
| show: false, |
| dimension: 2, |
| min: -5, |
| max: 0, |
| inRange: { |
| color: [ |
| '#313695', |
| '#4575b4', |
| '#74add1', |
| '#abd9e9', |
| '#e0f3f8', |
| '#ffffbf', |
| '#fee090', |
| '#fdae61', |
| '#f46d43', |
| '#d73027', |
| '#a50026' |
| ] |
| } |
| }, |
| xAxis3D: {}, |
| yAxis3D: {}, |
| zAxis3D: {}, |
| grid3D: { |
| show: true, |
| postEffect: { |
| enable: true |
| }, |
| temporalSuperSampling: { |
| enable: true |
| }, |
| light: { |
| main: { |
| intensity: 3, |
| shadow: true |
| }, |
| ambient: { |
| intensity: 0 |
| }, |
| ambientCubemap: { |
| texture: ROOT_PATH + '/data-gl/asset/canyon.hdr', |
| exposure: 2, |
| diffuseIntensity: 1, |
| specularIntensity: 1 |
| } |
| } |
| }, |
| series: [ |
| { |
| type: 'surface', |
| parametric: true, |
| wireframe: { |
| show: false |
| }, |
| shading: 'realistic', |
| realisticMaterial: { |
| roughness: 0.4, |
| metalness: 0 |
| }, |
| parametricEquation: { |
| u: { |
| min: -Math.PI, |
| max: Math.PI, |
| step: Math.PI / 40 |
| }, |
| v: { |
| min: -15, |
| max: 6, |
| step: 0.21 |
| }, |
| x: function (u, v) { |
| return Math.pow(1.16, v) * Math.cos(v) * (1 + Math.cos(u)); |
| }, |
| y: function (u, v) { |
| return -Math.pow(1.16, v) * Math.sin(v) * (1 + Math.cos(u)); |
| }, |
| z: function (u, v) { |
| return -2 * Math.pow(1.16, v) * (1 + Math.sin(u)); |
| } |
| } |
| } |
| ] |
| }; |
