Egalware/EgtExecutor
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EgtExecutor :

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- aggiunta funzione per richiedere i parametri di un punto di una bezier.
This commit is contained in:
Daniele Bariletti
2026-03-04 14:49:15 +01:00
parent 6356d67034
commit bc167e8832
2 changed files with 53 additions and 0 deletions
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EXE_GdbGetSurf.cpp
+33
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@@ -21,6 +21,7 @@
#include "/EgtDev/Include/EXeExecutor.h"
#include "/EgtDev/Include/EXeConst.h"
#include "/EgtDev/Include/EGkGeoPoint3d.h"
#include "/EgtDev/Include/EGkGeoVector3d.h"
#include "/EgtDev/Include/EGkCurveLine.h"
#include "/EgtDev/Include/EGkCurveBezier.h"
#include "/EgtDev/Include/EGkCurveComposite.h"
@@ -1657,6 +1658,38 @@ ExeSurfBezierGetCurveV( int nSurfId, double dU, int nDestGrpId)
return nNewId ;
}
//----------------------------------------------------------------------------
bool
ExeSurfBezParamsFromPoint( int nSurfId, const Point3d& ptOnSurf, int nDestGrpId)
{
IGeomDB* pGeomDB = GetCurrGeomDB() ;
VERIFY_GEOMDB( pGeomDB, GDB_ID_NULL)
// recupero la superficie di Bezier
const ISurfBezier* pSbz = GetSurfBezier( pGeomDB->GetGeoObj( nSurfId)) ;
if ( pSbz == nullptr)
return false ;
Point3d ptParam, ptBez ;
bool bOk = pSbz->UnprojectPoint( ptOnSurf, ptParam, P_INVALID) ;
Vector3d vtNorm, vtDerU, vtDerV ;
pSbz->GetPointNrmD1D2( ptParam.x, ptParam.y, ISurfBezier::Side::FROM_MINUS, ISurfBezier::Side::FROM_MINUS, ptBez, vtNorm, &vtDerU, &vtDerV) ;
if ( ! AreSamePointEpsilon( ptBez, ptOnSurf, 100 * EPS_SMALL))
return false ;
PtrOwner<IGeoVector3d> vtGeoNorm( CreateGeoVector3d()) ; vtGeoNorm->Set( vtNorm, ptOnSurf) ;
int nId = pGeomDB->AddGeoObj( GDB_ID_NULL, nDestGrpId, Release( vtGeoNorm)) ;
INTVECTOR vIds ; vIds.push_back( nId) ;
ExeSetColor( vIds, Color(255,0,0), false) ;
PtrOwner<IGeoVector3d> vtGeoDerU( CreateGeoVector3d()) ; vtGeoDerU->Set( vtDerU, ptOnSurf) ;
nId = pGeomDB->AddGeoObj( GDB_ID_NULL, nDestGrpId, Release( vtGeoDerU)) ;
vIds.clear() ; vIds.push_back( nId) ;
ExeSetColor( vIds, Color(0,128,192), false) ;
PtrOwner<IGeoVector3d> vtGeoDerV( CreateGeoVector3d()) ; vtGeoDerV->Set( vtDerV, ptOnSurf) ;
nId = pGeomDB->AddGeoObj( GDB_ID_NULL, nDestGrpId, Release( vtGeoDerV)) ;
vIds.clear() ; vIds.push_back( nId) ;
ExeSetColor( vIds, Color(255,128,0), false) ;
return bOk ;
}
//----------------------------------------------------------------------------
bool
ExeSurfBezierGetInfo( int nSurfId, int& nDegU, int& nDegV, int& nSpanU, int& nSpanV, bool& bIsRat, bool& bTrimmed)