计算平面矩形点

nkmjg

1. //计算平面矩形点
2. void BuildRect( const AcGePoint3d& pt, double angle, double width, double height, AcGePoint3dArray& pts )
3. {
4.          AcGeVector3d v1( AcGeVector3d::kXAxis ), v2( AcGeVector3d::kXAxis );
5.          v1.rotateBy( angle, AcGeVector3d::kZAxis );
6.          v2.rotateBy( angle + CMGeometry::PI() / 2, AcGeVector3d::kZAxis );
8.          pts.append( CaclPt( pt, v1, width, v2, height ) );
10.          v1.rotateBy( CMGeometry::PI(), AcGeVector3d::kZAxis );
11.          pts.append( CaclPt( pt, v1, width, v2, height ) );
13.          v2.rotateBy( CMGeometry::PI(), AcGeVector3d::kZAxis );
14.          pts.append( CaclPt( pt, v1, width, v2, height ) );
16.          v1.rotateBy( CMGeometry::PI(), AcGeVector3d::kZAxis );
17.          pts.append( CaclPt( pt, v1, width, v2, height ) );
18. }

复制代码