EgtGeomKernel :

- migliorie al calcolo BBox di Zmap.
This commit is contained in:
Dario Sassi
2025-11-24 19:27:08 +01:00
parent e636e75b76
commit c6ac9fbcf8
3 changed files with 32 additions and 26 deletions
+1 -4
View File
@@ -19,7 +19,7 @@
using namespace std ;
//----------------------------------------------------------------------------
// Intersezione di unpiano con la superficie di un solido VolZmap
// Intersezione di un piano con la superficie di un solido VolZmap
//----------------------------------------------------------------------------
bool
IntersPlaneVolZmap( const Plane3d& plPlane, const IVolZmap& Vzm, ICURVEPOVECTOR& vpLoop)
@@ -28,9 +28,6 @@ IntersPlaneVolZmap( const Plane3d& plPlane, const IVolZmap& Vzm, ICURVEPOVECTOR&
const VolZmap* pVzm = GetBasicVolZmap( &Vzm) ;
if ( pVzm == nullptr)
return false ;
// verifico parametro di ritorno
if ( &vpLoop == nullptr)
return false ;
// eseguo intersezione
return pVzm->GetPlaneIntersection( plPlane, vpLoop) ;
+9 -1
View File
@@ -507,11 +507,15 @@ VolZmap::GetLocalBBox( BBox3d& b3Loc, int nFlag) const
}
// passo al punto successivo
dX += m_dStep ;
if ( m_nMapNum == N_MAPS)
dX = min( dX, m_dMaxZ[1]) ;
}
// passo alla riga successiva
dY += m_dStep ;
if ( m_nMapNum == N_MAPS)
dY = min( dY, m_dMaxZ[2]) ;
}
//
return true ;
}
@@ -551,9 +555,13 @@ VolZmap::GetBBox( const Frame3d& frRef, BBox3d& b3Ref, int nFlag) const
}
// passo al punto successivo
dX += m_dStep ;
if ( m_nMapNum == N_MAPS)
dX = min( dX, m_dMaxZ[1]) ;
}
// passo alla riga successiva
dY += m_dStep ;
if ( m_nMapNum == N_MAPS)
dY = min( dY, m_dMaxZ[2]) ;
}
return true ;
+22 -21
View File
@@ -3080,17 +3080,18 @@ VolZmap::GetPlaneIntersection( const Plane3d& plPlane, ICURVEPOVECTOR& vpLoop) c
return false ;
// Se c'è intersezione valuto tutti i voxel interni
if ( TestIntersPlaneBox( plPlaneLoc, b3BlockBox)) {
// Ciclo sui voxel del blocco.
// Triangoli smooth
for ( int nV = 0 ; nV < int( m_BlockSmoothTria[nB].size()) ; ++ nV) {
// ciclo sui voxel del blocco.
for ( int nV = 0 ; nV < ssize( m_BlockSmoothTria[nB]) ; ++ nV) {
// Box del voxel
BBox3d b3Vox ;
GetVoxelBox( m_BlockSmoothTria[nB][nV].i, m_BlockSmoothTria[nB][nV].j, m_BlockSmoothTria[nB][nV].k, b3Vox) ;
// Se non c'è intersezione col voxel, passo al successivo.
// Se non c'è intersezione col voxel, passo al successivo.
if ( ! TestIntersPlaneBox( plPlaneLoc, b3Vox))
continue ;
for ( int nT = 0 ; nT < int( m_BlockSmoothTria[nB][nV].vTria.size()) ; ++ nT) {
Triangle3d trTria = m_BlockSmoothTria[nB][nV].vTria[nT] ;
// ciclo sui triangoli del voxel
for ( int nT = 0 ; nT < ssize( m_BlockSmoothTria[nB][nV].vTria) ; ++ nT) {
const Triangle3d& trTria = m_BlockSmoothTria[nB][nV].vTria[nT] ;
Point3d ptSt, ptEn ;
int nIntersType = IntersPlaneTria( plPlane, trTria, ptSt, ptEn) ;
if ( nIntersType == IPTT_EDGE || nIntersType == IPTT_YES) {
@@ -3102,18 +3103,18 @@ VolZmap::GetPlaneIntersection( const Plane3d& plPlane, ICURVEPOVECTOR& vpLoop) c
}
}
// Triangoli sharp interni al blocco
for ( int nV = 0 ; nV < int( m_BlockSharpTria[nB].size()) ; ++ nV) {
// ciclo sui voxel del blocco.
for ( int nV = 0 ; nV < ssize( m_BlockSharpTria[nB]) ; ++ nV) {
// Box del voxel
BBox3d b3Vox ;
GetVoxelBox( m_BlockSharpTria[nB][nV].i, m_BlockSharpTria[nB][nV].j, m_BlockSharpTria[nB][nV].k, b3Vox) ;
// Se non c'è intersezione col voxel, passo al successivo.
// Ciclo sulle componenti connesse
for ( int nC = 0 ; nC < int( m_BlockSharpTria[nB][nV].vCompoTria.size()) ; ++ nC) {
for ( int nT = 0 ; nT < int( m_BlockSharpTria[nB][nV].vCompoTria[nC].size()) ; ++ nT) {
Triangle3d trTria = m_BlockSharpTria[nB][nV].vCompoTria[nC][nT] ;
for ( int nC = 0 ; nC < ssize( m_BlockSharpTria[nB][nV].vCompoTria) ; ++ nC) {
for ( int nT = 0 ; nT < ssize( m_BlockSharpTria[nB][nV].vCompoTria[nC]) ; ++ nT) {
const Triangle3d& trTria = m_BlockSharpTria[nB][nV].vCompoTria[nC][nT] ;
Point3d ptSt, ptEn ;
int nIntersType = IntersPlaneTria(plPlane, trTria, ptSt, ptEn) ;
if (nIntersType == IPTT_EDGE || nIntersType == IPTT_YES) {
int nIntersType = IntersPlaneTria( plPlane, trTria, ptSt, ptEn) ;
if ( nIntersType == IPTT_EDGE || nIntersType == IPTT_YES) {
// Costruisco il tratto di curva
CurveLine cvLine ;
if ( cvLine.Set(ptSt, ptEn))
@@ -3123,10 +3124,10 @@ VolZmap::GetPlaneIntersection( const Plane3d& plPlane, ICURVEPOVECTOR& vpLoop) c
}
}
// Triangoli grandi del blocco
for ( int nT = 0 ; nT < int( m_BlockBigTria[nB].size()) ; ++ nT) {
Triangle3d trTria = m_BlockBigTria[nB][nT] ;
for ( int nT = 0 ; nT < ssize( m_BlockBigTria[nB]) ; ++ nT) {
const Triangle3d& trTria = m_BlockBigTria[nB][nT] ;
Point3d ptSt, ptEn ;
int nIntersType = IntersPlaneTria(plPlane, trTria, ptSt, ptEn) ;
int nIntersType = IntersPlaneTria( plPlane, trTria, ptSt, ptEn) ;
if ( nIntersType == IPTT_EDGE || nIntersType == IPTT_YES) {
// Costruisco il tratto di curva
CurveLine cvLine ;
@@ -3136,11 +3137,11 @@ VolZmap::GetPlaneIntersection( const Plane3d& plPlane, ICURVEPOVECTOR& vpLoop) c
}
}
// In ogni caso valuto i triangoli sharp fra blocchi
for ( int nV = 0 ; nV < int( m_InterBlockSharpTria[nB].size()) ; ++ nV) {
for ( int nV = 0 ; nV < ssize( m_InterBlockSharpTria[nB]) ; ++ nV) {
// Ciclo sulle componenti connesse
for ( int nC = 0 ; nC < int( m_InterBlockSharpTria[nB][nV].vCompoTria.size()) ; ++ nC) {
for ( int nT = 0 ; nT < int( m_InterBlockSharpTria[nB][nV].vCompoTria[nC].size()) ; ++ nT) {
Triangle3d trTria = m_InterBlockSharpTria[nB][nV].vCompoTria[nC][nT] ;
for ( int nC = 0 ; nC < ssize( m_InterBlockSharpTria[nB][nV].vCompoTria) ; ++ nC) {
for ( int nT = 0 ; nT < ssize( m_InterBlockSharpTria[nB][nV].vCompoTria[nC]) ; ++ nT) {
const Triangle3d& trTria = m_InterBlockSharpTria[nB][nV].vCompoTria[nC][nT] ;
Point3d ptSt, ptEn ;
int nIntersType = IntersPlaneTria( plPlane, trTria, ptSt, ptEn) ;
if ( nIntersType == IPTT_EDGE || nIntersType == IPTT_YES) {
@@ -3156,9 +3157,9 @@ VolZmap::GetPlaneIntersection( const Plane3d& plPlane, ICURVEPOVECTOR& vpLoop) c
// Creo i loop
ChainCurves LoopCreator ;
LoopCreator.Init( false, EPS_SMALL, int( vLine.size())) ;
LoopCreator.Init( false, EPS_SMALL, ssize( vLine)) ;
// Carico le curve per concatenarle
for ( int nCv = 0 ; nCv < int( vLine.size()) ; ++ nCv) {
for ( int nCv = 0 ; nCv < ssize( vLine) ; ++ nCv) {
Point3d ptSt = vLine[nCv].GetStart() ;
Point3d ptEn = vLine[nCv].GetEnd() ;
Vector3d vtDir; vLine[nCv].GetStartDir(vtDir) ;