初遇Citymaker (十二)

相机工具

• 调用

• let line = cw5.geometryCreator.createPolyline([[150139, 37917, 64],
• [150180, 37854, 64],
• [150258, 37887, 64]]);
• switch (type) {
• case "lookPosition":
• cw5.cameraUtils.lookAtPosition(150139, 37917, 64)
• break;
• case "lookGeometry":
• cw5.cameraUtils.lookAtGeometry(line)
• break;
• case "flyToLayer":
• cw5.cameraUtils.flyToLayer("buildingA05JZ019")
• break;
• }

• cameraUtils
  ```javascript
  import { cw5 } from "../index.js";

export const cameraUtils = {};

/**

• 飞到观察点

• x y z 观察点坐标

• flyTime 飞行时间

• rule 详细参数:

• Distance 相机与观察点(视点)之间的距离。

• heading 相机的（左右）摇摆角 正北方向为0，值域[0,360)

• tilt 相机的（上下）俯仰角，单位为度，平视为0，值域[-90,90]度，低头为负，抬头为正，默认为-70

• roll 相机的倾斜角 水平为0
  *

• */
  cameraUtils.lookAtPosition = function(x, y, z,flyTime, rule) {

   

  var __g = cw5.__g;
  var geoFactory = __g.geometryFactory;
  var point = geoFactory.createGeometry(cw5.innerConfig.gviGeometryType.gviGeometryPoint,
  cw5.innerConfig.gviVertexAttribute.gviVertexAttributeZ);
  point.setCoords(x, y, z, 0, 0);

   

  var angle = __g.new_EulerAngle;
  var tilt = -70;
  var heading = 300;
  var flyTime = flyTime||7;
  let distance = 20;
  if (rule && rule.tilt && rule.heading && rule.distance) {

 更多参考 https://xiaozhuanlan.com/topic/5031649278