diff --git a/src/scene/CesiumGlobe.js b/src/scene/CesiumGlobe.js index a6003f5..efb1777 100644 --- a/src/scene/CesiumGlobe.js +++ b/src/scene/CesiumGlobe.js @@ -396,7 +396,7 @@ export class CesiumGlobe { const sc = this._orbitScratch; const offset = Cesium.Cartesian3.subtract(camera.position, pivot, sc.offset); const upAxis = Cesium.Cartesian3.normalize(pivot, sc.upAxis); - const eastAxis = Cesium.Cartesian3.cross(Cesium.Cartesian3.UNIT_Z, pivot, sc.eastAxis); // 绕它转 = 左右拖动(纬度方向倾倒) + const eastAxis = Cesium.Cartesian3.cross(Cesium.Cartesian3.UNIT_Z, pivot, sc.eastAxis); // 绕它转 = 上下拖动(纬度方向倾倒) if (Cesium.Cartesian3.magnitudeSquared(eastAxis) < 1e-12) { eastAxis.x = 1; eastAxis.y = 0; @@ -405,7 +405,7 @@ export class CesiumGlobe { Cesium.Cartesian3.normalize(eastAxis, eastAxis); } const northAxis = Cesium.Cartesian3.normalize( - Cesium.Cartesian3.cross(upAxis, eastAxis, sc.northAxis), // 绕它转 = 上下拖动(经度方向倾倒) + Cesium.Cartesian3.cross(upAxis, eastAxis, sc.northAxis), // 绕它转 = 左右拖动(经度方向倾倒) sc.northAxis, ); this._lookState = { @@ -448,13 +448,13 @@ export class CesiumGlobe { this._lookHandler = handler; } - // 按累计角度(已限制)把相机绕点击点倾倒:左右 = 纬度方向(绕东西轴), - // 上下 = 经度方向(绕南北轴);up 始终强制北朝上。 + // 按累计角度(已限制)把相机绕点击点倾倒:左右 = 经度方向(绕南北轴), + // 上下 = 纬度方向(绕东西轴);up 始终强制北朝上。 _orbitCamera(s) { const camera = this.viewer.camera; const sc = this._orbitScratch; - Cesium.Quaternion.fromAxisAngle(s.eastAxis, s.azimuth, sc.qAz); - Cesium.Quaternion.fromAxisAngle(s.northAxis, s.elevation, sc.qEl); + Cesium.Quaternion.fromAxisAngle(s.northAxis, s.azimuth, sc.qAz); + Cesium.Quaternion.fromAxisAngle(s.eastAxis, s.elevation, sc.qEl); Cesium.Quaternion.multiply(sc.qEl, sc.qAz, sc.q); Cesium.Matrix3.fromQuaternion(sc.q, sc.rotMat); Cesium.Matrix3.multiplyByVector(sc.rotMat, s.startOffset, sc.newOffset);