| 1 |
foucault |
27 |
//---------------------------------------------------------------------------
|
| 2 |
|
|
|
| 3 |
|
|
|
| 4 |
|
|
#pragma hdrstop
|
| 5 |
|
|
|
| 6 |
|
|
#include "CAD4FE_EdgeCollapseCriteria.h"
|
| 7 |
|
|
|
| 8 |
|
|
//---------------------------------------------------------------------------
|
| 9 |
|
|
|
| 10 |
|
|
|
| 11 |
|
|
#include "CAD4FE_MCBody.h" |
| 12 |
|
|
#include "CAD4FE_MCAA.h" |
| 13 |
|
|
#include "CAD4FE_MCEdge.h" |
| 14 |
|
|
#include "CAD4FE_MCVertex.h" |
| 15 |
|
|
#include "CAD4FE_mg_utils.h" |
| 16 |
|
|
#include "ot_algorithme_geometrique.h" |
| 17 |
|
|
#include "CAD4FE_Criteria.h" |
| 18 |
|
|
#include "CAD4FE_ColorMap.h" |
| 19 |
|
|
#include "CAD4FE_VertexCriteria.h" |
| 20 |
|
|
#include "CAD4FE_PolyCurve.h" |
| 21 |
|
|
#include "CAD4FE_GlobalEdgeCriteria.h" |
| 22 |
|
|
#include "CAD4FE_CoVertexCriteria.h"
|
| 23 |
|
|
|
| 24 |
|
|
#pragma package(smart_init)
|
| 25 |
|
|
|
| 26 |
|
|
using namespace CAD4FE;
|
| 27 |
|
|
|
| 28 |
|
|
EdgeCollapseCriteria::EdgeCollapseCriteria(MCEdge * __mcEdge, MCVertex * __deleteVertex, MCAA * __mcaa)
|
| 29 |
|
|
: _mcaa(__mcaa), _mcEdge(__mcEdge) |
| 30 |
|
|
{ |
| 31 |
|
|
MCVertex *v1, *v2; |
| 32 |
|
|
v1 = (MCVertex*) _mcEdge->get_cosommet1()->get_sommet(); |
| 33 |
|
|
v2 = (MCVertex*) _mcEdge->get_cosommet2()->get_sommet(); |
| 34 |
|
|
|
| 35 |
|
|
if (__deleteVertex == v1) |
| 36 |
|
|
{ |
| 37 |
|
|
_deleteVertex = v1; |
| 38 |
|
|
_targetVertex = v2; |
| 39 |
|
|
} |
| 40 |
|
|
else if (__deleteVertex == v2) |
| 41 |
|
|
{ |
| 42 |
|
|
_deleteVertex = v2; |
| 43 |
|
|
_targetVertex = v1; |
| 44 |
|
|
} |
| 45 |
|
|
else // problem |
| 46 |
|
|
{ |
| 47 |
|
|
_deleteVertex = _targetVertex = NULL; |
| 48 |
|
|
printf(" EdgeCollapseCriteria : vertex %d is not adjacent to edge %d !\n", __deleteVertex->get_id(), __mcEdge->get_id()); |
| 49 |
|
|
} |
| 50 |
|
|
}
|
| 51 |
|
|
|
| 52 |
|
|
double EdgeCollapseCriteria::GetScore() |
| 53 |
|
|
{ |
| 54 |
|
|
if (_deleteVertex == _targetVertex) // the collapse edge is a cycle |
| 55 |
|
|
return 0; |
| 56 |
|
|
|
| 57 |
|
|
// don't use edge collapse when you can use vertex deletion |
| 58 |
|
|
if (_mcaa->GetMCBody()->G10()->GetArc(_deleteVertex->get_id())->Rank() < 3) |
| 59 |
|
|
return 0; |
| 60 |
|
|
|
| 61 |
|
|
return EdgeLength(); |
| 62 |
|
|
} |
| 63 |
|
|
|
| 64 |
|
|
double EdgeCollapseCriteria::EdgeLength() |
| 65 |
|
|
{ |
| 66 |
|
|
double deleteVertex_xyz[3]; |
| 67 |
|
|
double LMin, minEdgeLength; |
| 68 |
|
|
int extendEdgeCount; |
| 69 |
|
|
|
| 70 |
|
|
_deleteVertex->get_point()->evaluer(deleteVertex_xyz); |
| 71 |
|
|
LMin = _mcaa->GetMinSize(deleteVertex_xyz); |
| 72 |
|
|
|
| 73 |
|
|
double collapseEdgeLength = _mcEdge->GetPolyCurve()->get_longueur(); |
| 74 |
|
|
if (collapseEdgeLength >= LMin) |
| 75 |
|
|
return 0; |
| 76 |
|
|
|
| 77 |
|
|
std::vector<MCEdge *> adjEdges; |
| 78 |
|
|
_mcaa->GetMCBody()->Vertex_GetAdjacentEdges(_deleteVertex, adjEdges); |
| 79 |
|
|
|
| 80 |
|
|
minEdgeLength = 1E100; |
| 81 |
|
|
extendEdgeCount = 0; |
| 82 |
|
|
for (std::vector<MCEdge*>::iterator itEdge = adjEdges.begin(); |
| 83 |
|
|
itEdge != adjEdges.end(); itEdge++) |
| 84 |
|
|
{ |
| 85 |
|
|
MCEdge * edge = *itEdge; |
| 86 |
|
|
if (edge == _mcEdge) |
| 87 |
|
|
continue; |
| 88 |
|
|
|
| 89 |
|
|
double edgeLength = edge->GetPolyCurve()->get_longueur(); |
| 90 |
|
|
|
| 91 |
|
|
minEdgeLength = std::min(minEdgeLength,edgeLength); |
| 92 |
|
|
extendEdgeCount++; |
| 93 |
|
|
} |
| 94 |
|
|
|
| 95 |
|
|
|
| 96 |
|
|
if (minEdgeLength < LMin) |
| 97 |
|
|
{ |
| 98 |
|
|
return 0; |
| 99 |
|
|
} |
| 100 |
|
|
|
| 101 |
|
|
return 1-collapseEdgeLength/LMin; |
| 102 |
|
|
} |
