// 至少需要2个元素才能正确的闭合
static void EdgeJunctionClosureImpl( const AcGePoint3d& junctionPt, EdgeInfo& ges )
{
//acutPrintf(_T("\n队列中的元素个数:%d"), ges.size());
if( ges.size() == 1 )
{
ges.push_back( ges.front() );
}
// 把第1个添加到末尾，构成循环
ges.push_back( ges.front() );
// 记录每次处理闭合的当前向量
AcGeVector3d v3 = ges.front().angle;
v3.rotateBy( PI / 2, AcGeVector3d::kZAxis );
AcTransaction* pTrans = actrTransactionManager->startTransaction();
if( pTrans == 0 ) return;
for( EdgeInfoIter itr = ges.begin(); itr != ges.end(); itr++ )
{
EdgeInfoIter itr2 = itr + 1;
if( itr2 == ges.end() ) break;
//acutPrintf(_T("\n巷道1角度:%.3f, 巷道2角度:%.3f"),
// itr->angle.angleTo(AcGeVector3d::kXAxis, -AcGeVector3d::kZAxis),
// itr2->angle.angleTo(AcGeVector3d::kXAxis, -AcGeVector3d::kZAxis));
AcGeVector3d cv = itr->angle.crossProduct( itr2->angle ); // 叉乘(如果夹角等=0或PI，则向量=0)
//if(cv.length() > 0.001)
if( !cv.isZeroLength() )
{
//acutPrintf(_T("\n叉乘长度=%.3f"), cv.length());
//v3 = CaclAverageVector3(itr->angle, itr2->angle);
v3 = CaclAverageVector2( itr->angle, 1, itr2->angle, 1 );
}
else
{
// 平行(夹角=0或PI)
//acutPrintf(_T("\n叉乘=0"));
v3.negate();
}
DealWithBoundary2( pTrans, *itr, junctionPt, v3 );
DealWithBoundary2( pTrans, *itr2, junctionPt, v3 );
}
actrTransactionManager->endTransaction();
}
void LinkedGEJunctionClosure_Helper( const AcGePoint3d& junctionPt )
{
//acutPrintf(_T("\n闭合点:(%.3f, %.3f)"), junctionPt.x, junctionPt.y);
AcDbObjectIdArray objIds;
FindLinesByPoint( junctionPt, objIds );
int len = objIds.length();
//acutPrintf(_T("\n找到要处理闭合的分支个数:%d"), len);
if( len < 1 ) return;
EdgeInfo ges;
BuildJunctionEdgeInfo( objIds, junctionPt, ges ); // 查找junctionPt坐标处的关联分支类图元
if( ges.size() > 0 )
{
SortJunctionEdge( ges ); // 调整顺序，按角度大小逆时针排列
EdgeJunctionClosureImpl( junctionPt, ges ); // 处理并修改相邻巷道的参数
}
UpdateEdge( objIds ); // 更新实体
}