138 lines
2.5 KiB
C++
138 lines
2.5 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TGGeHoleModel 类
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// = Version : ver2.0
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// = Author : wlw
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// = CreateDate : 2002-09-09
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// = Description: TGGeHoleModel 类定义
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#include "StdAfx.h"
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#include "TGGeHoleModel.h"
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#include "TchPrivateGlobalFunc.h"
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TGGeHoleModel::TGGeHoleModel()
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{
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}
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TGGeHoleModel::~TGGeHoleModel()
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{
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}
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void TGGeHoleModel::SetOutLine(const TGGePolygonEx& outline)
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{
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m_outline = outline;
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}
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void TGGeHoleModel::GetOutLine(TGGePolygonEx& outline)
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{
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outline = m_outline;
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}
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TGGePolygonEx& TGGeHoleModel::GetOutLine()
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{
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return m_outline;
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}
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void TGGeHoleModel::AppendHoleList(TGGePolygonEx* pHole)
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{
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m_holes.Append(pHole);
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}
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TDPtrList<TGGePolygonEx>& TGGeHoleModel::GetHoleList()
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{
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return m_holes;
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}
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int TGGeHoleModel::GetHoleList(TDPtrList<TGGePolygonEx>& lstPolygonEx)
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{
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for (int i = 0; i < m_holes.Length(); i++)
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{
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lstPolygonEx.Append(m_holes[i]);
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}
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return lstPolygonEx.Length();
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}
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BOOL TGGeHoleModel::IsValid() const
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{
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return (m_outline.Length() >= 3);
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}
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BOOL TGGeHoleModel::Wcs2Ecs(TVector3D &vtEcs, double &nElev)
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{
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ASSERT(IsValid());
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int nRet = m_outline.GetNormal(vtEcs);
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if (nRet != RTNORM)
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{
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return FALSE;
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}
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m_outline.Wcs2Ecs(vtEcs);
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nElev = m_outline[0]->z;
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m_outline.SetElevation(0.0);
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for (int i = 0; i < m_holes.Length(); i++)
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{
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m_holes[i]->Wcs2Ecs(vtEcs);
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m_holes[i]->SetElevation(0.0);
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}
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return TRUE;
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}
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BOOL TGGeHoleModel::Triangulate(BOOL bKeepConstant, TDPtrList<TGGeTriangle> &lstTris, BOOL bAs3D)
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{ //坐标系发生变化
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TVector3D vtEcs(0,0,1);
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double nElev = 0.0;
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if (bAs3D)
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{
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if (!this->Wcs2Ecs(vtEcs, nElev))
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{
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return FALSE;
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}
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}
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BOOL bRet = TRUE;
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if (TchPrivate::Triangulate(m_outline, m_holes, lstTris))
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{
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for (int n = 0; n < lstTris.Length(); n++)
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{
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TGGeTriangle *triangle = lstTris[n];
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triangle->vertex1.z = triangle->vertex2.z = triangle->vertex3.z = nElev;
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if (bAs3D)
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{
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triangle->Ecs2Wcs(vtEcs);
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}
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}
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}
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else
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{
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bRet = FALSE;
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}
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if (bKeepConstant)
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{
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m_outline.SetElevation(nElev);
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if (bAs3D)
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{
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m_outline.Ecs2Wcs(vtEcs);
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}
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for (int i = 0; i < m_holes.Length(); i++)
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{
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m_holes[i]->SetElevation(nElev);
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if (bAs3D)
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{
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m_holes[i]->Ecs2Wcs(vtEcs);
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}
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}
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}
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return bRet;
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}
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