jiahe_device/public/static/jssdk@3.6.211/jssdk/bimface/bimface.foxfly.js

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var i=this.getCamera(),r=this.camera.direction();r.normalize();var a=i.up,n=r.cross(a).normalize();let s;n=n.multiplyScalar(e);let o=[];var l=this.getIntersectContext(null);if(t)o=this.intersector.intersectByBox(l,t);else{s=i.position.clone();const e=new THREE.Ray(s,n),t=this.intersector.intersect(l,e,!1);t&&o.push(t)}return o}computeGravity(e){this.gravity=0;var t=this.hitTestWithGround(e);if(null==t){var i=this.scene.getMatrixGlobal();n.copy(i).invert();var r=this.camera.position.clone();r.applyMatrix4(n),r.z=0,r.applyMatrix4(i),this.distanceToGround=Math.abs(this.camera.position.y-r.y),null!=this.hitNullCount&&0!=this.hitNullCount||(this.hitNullCount=1)}else this.hitNullCount=0;if(1!=this.hitNullCount)if(void 0===this.manHeight)this.computeManHeight(e);else{var a=t?t.distance-this.manHeight:this.distanceToGround-this.manHeight;if(a/=this.scene.getGlobalScaleFactor(),Math.abs(a)<.1)return;this.gravity=a}else this.gravity=0}computeManHeight(e){let t;if(t=this.viewer.modelManager.isMeterUnit()?.001:1,!this.manHeight){var i=this.hitTestWithGround(e),r=e?.94*e.box.getSize(d).z:1650*t,a=this.scene.getMatrixGlobal();if(n.copy(a).invert(),null!=i){var s=i.point.clone();s.applyMatrix4(n),s.z+=r,s.applyMatrix4(a),this.manHeight=Math.abs(i.point.y-s.y)}else{var o=e?e.box.min.clone():this.camera.position.clone();o.applyMatrix4(n),o.z=0;var l=o.clone();l.z+=r,o.applyMatrix4(a),l.applyMatrix4(a),this.manHeight=Math.abs(l.y-o.y)}}}walkWithParallelEye(){var e=this.camera,t=this.camera.direction().length(),i=this.scene.getBoundingBox().getCenter(d),r=new THREE.Vector3;r.subVectors(i,e.position);var a=r.length();r.y=0,r.normalize(),r.multiplyScalar(a),e.position.subVectors(i,r),e.target.addVectors(e.position,r.normalize().multiplyScalar(t));var n=new THREE.Vector3(0,1,0);e.up.copy(n),e.realUp.copy(n),this.dirtyCamera(!0),this.setCameraChanging(!0),this.update(!0)}updateFlyMove(e,t){var i=this.camera;this.dirtyCamera(!0),this.setCameraChanging(!0);var a=r.MoveDirection;e&a.FORWARD&&i.translateZ(-t),e&a.BACK&&i.translateZ(t),e&a.LEFT&&i.translateX(-t),e&a.RIGHT&&i.translateX(t),e&a.UP&&i.translateY(t),e&a.DOWN&&i.translateY(-t),this.flyOnWorld()}flyOnWorld(e){var t=this.camera,r=t.up.clone();(e=!1!==e)&&t.realUp&&(t.up.copy(t.realUp),t.lookAt(t.target),t.up.copy(r)),this._changeCallBack(),this.dirtyCamera(!1),i.copy(t.position),a.copy(t.quaternion)}rotateForFly(e,t,i,a){var n=this.camera,s=n.position,o=n.target,l=o.clone().sub(s),d=new THREE.Vector3(0,1,0),h=n.realUp||n.up,c=l.clone().cross(h).normalize();if(this.dirtyCamera(!0),this.setCameraChanging(!0),r.EditorConfig.LockAxisZ&&(t=0),0!=t){var u=(new THREE.Quaternion).setFromAxisAngle(c,-t),p=l.clone();p.applyQuaternion(u);var m=p.angleTo(d);(m-=.5*Math.PI)>=i&&m<=a&&l.applyQuaternion(u)}if(0!=e){var f=(new THREE.Quaternion).setFromAxisAngle(d,-e);l.applyQuaternion(f)}o.addVectors(s,l),this.flyOnWorld()}fitAndRotateBySelection(){this.viewer.zoomToSelection()}flyToPointWithParallelEye(e){var t=this.camera.direction(),i=t.length(),r=t.clone();r.y=0,r.normalize(),r.setLength(i);var a=new THREE.Vector3(0,1,0);this.camera.up=a,this.camera.realUp=a.clone(),this.camera.position.copy(e),this.camera.target.addVectors(this.camera.position,r),this.update(!0)}flyToPoint(e){var t=this.camera.direction();this.camera.position.copy(e),this.camera.target.addVectors(this.camera.position,t),this.update(!0)}setCameraHeight(e,t){this.cameraAbsoluteHeightEnabled=!1,this.cameraRelativeHeight=t,void 0===this.cameraConstraintHeights?this.cameraConstraintHeights=[]:this.cameraConstraintHeights.length=0;for(var i=0,r=e.length;i<r;++i)this.cameraConstraintHeights[i]=e[i]}updateCameraHeight(){var e,t,i=this.scene,a=this.getCamera(),n=i.drawingToWorld(a.position),s=n.z;if(this.cameraAbsoluteHeightEnabled)void 0===this.cameraAbsoluteHeight&&(this.cameraAbsoluteHeight=s),e=this.cameraAbsoluteHeight;else if(void 0===this.cameraConstraintHeights)e=s;else{var o=r.Utils.findRange(this.cameraConstraintHeights,s);if(e=this.cameraConstraintHeights[o],e+=this.cameraRelativeHeight,o<this.cameraConstraintHeights.length-1){va