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0022826: Increasiong of perfomance of fixes applied during translation of STEP files.

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Modification draw command "proj" and class GeomAPI_ProjectPointOnSurf: adding the ability to use UBTree algorithm to find projection in Extrema_GenExtPS.
This commit is contained in:
ama 2012-04-16 12:17:31 +04:00
parent 5368adff54
commit 569aff1e98
3 changed files with 61 additions and 28 deletions
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31
src/GeomAPI/GeomAPI_ProjectPointOnSurf.cdl
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@ -30,6 +30,7 @@ class ProjectPointOnSurf from GeomAPI
uses
Surface from Geom,
ExtPS from Extrema,
ExtAlgo from Extrema,
Pnt from gp,
Length from Quantity,
Parameter from Quantity,
@ -50,7 +51,8 @@ is
Create(P : Pnt from gp;
Surface : Surface from Geom)
Surface : Surface from Geom;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
---Purpose: Create the projection of a point <P> on a surface
-- <Surface>
---Level: Public
@ -58,7 +60,8 @@ is
Create(P : Pnt from gp;
Surface : Surface from Geom;
Tolerance : Real from Standard)
Tolerance : Real from Standard;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
---Purpose: Create the projection of a point <P> on a surface
-- <Surface>
---Level: Public
@ -74,13 +77,15 @@ is
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity;
Tolerance : Real from Standard)
Tolerance : Real from Standard;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
returns ProjectPointOnSurf from GeomAPI;
Create(P : Pnt from gp;
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity)
Vmin, Vsup : Parameter from Quantity;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
returns ProjectPointOnSurf from GeomAPI;
@ -91,12 +96,14 @@ is
Init(me : in out;
P : Pnt from gp;
Surface : Surface from Geom;
Tolerance : Real from Standard)
Tolerance : Real from Standard;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
is static;
Init(me : in out;
P : Pnt from gp;
Surface : Surface from Geom)
Surface : Surface from Geom;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
is static;
@ -110,7 +117,8 @@ is
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity;
Tolerance : Real from Standard)
Tolerance : Real from Standard;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
---Level: Public
is static;
@ -118,7 +126,8 @@ is
P : Pnt from gp;
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity)
Vmin, Vsup : Parameter from Quantity;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
is static;
@ -131,13 +140,15 @@ is
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity;
Tolerance : Real from Standard)
Tolerance : Real from Standard;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
is static;
Init(me : in out;
Surface : Surface from Geom;
Umin, Usup,
Vmin, Vsup : Parameter from Quantity)
Vmin, Vsup : Parameter from Quantity;
Algo : ExtAlgo from Extrema = Extrema_ExtAlgo_Grad)
is static;

45
src/GeomAPI/GeomAPI_ProjectPointOnSurf.cxx
View File

@ -39,9 +39,10 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//purpose :
//=======================================================================
GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf (const gp_Pnt& P,
const Handle(Geom_Surface)& Surface)
const Handle(Geom_Surface)& Surface,
const Extrema_ExtAlgo theProjAlgo)
{
Init (P, Surface);
Init (P, Surface, theProjAlgo);
}
//=======================================================================
//function : GeomAPI_ProjectPointOnSurf
@ -49,9 +50,10 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//=======================================================================
GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf (const gp_Pnt& P,
const Handle(Geom_Surface)& Surface,
const Standard_Real Tolerance)
const Standard_Real Tolerance,
const Extrema_ExtAlgo theProjAlgo)
{
Init (P, Surface, Tolerance);
Init (P, Surface, Tolerance, theProjAlgo);
}
//=======================================================================
//function : GeomAPI_ProjectPointOnSurf
@ -62,10 +64,11 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Umin,
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup)
const Standard_Real Vsup,
const Extrema_ExtAlgo theProjAlgo)
{
Init (P, Surface, Umin, Usup, Vmin, Vsup);
Init (P, Surface, Umin, Usup, Vmin, Vsup, theProjAlgo);
}
//=======================================================================
//function : GeomAPI_ProjectPointOnSurf
@ -77,10 +80,11 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup,
const Standard_Real Tolerance)
const Standard_Real Tolerance,
const Extrema_ExtAlgo theProjAlgo)
{
Init (P, Surface, Umin, Usup, Vmin, Vsup, Tolerance);
Init (P, Surface, Umin, Usup, Vmin, Vsup, Tolerance, theProjAlgo);
}
//=======================================================================
//function : Init
@ -109,10 +113,11 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//purpose :
//=======================================================================
void GeomAPI_ProjectPointOnSurf::Init (const gp_Pnt& P,
const Handle(Geom_Surface)& Surface)
const Handle(Geom_Surface)& Surface,
const Extrema_ExtAlgo theProjAlgo)
{
Init (P, Surface, Precision::Confusion());
Init (P, Surface, Precision::Confusion(), theProjAlgo);
}
//=======================================================================
//function : Init
@ -120,7 +125,8 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//=======================================================================
void GeomAPI_ProjectPointOnSurf::Init(const gp_Pnt& P,
const Handle(Geom_Surface)& Surface,
const Standard_Real Tolerance)
const Standard_Real Tolerance,
const Extrema_ExtAlgo theProjAlgo)
{
//modified by NIZNHY-PKV Thu Apr 4 10:37:55 2002 f
@ -133,6 +139,7 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
myGeomAdaptor.Load(Surface, Umin, Usup, Vmin, Vsup);
//
//myExtPS = Extrema_ExtPS();
myExtPS.SetAlgo(theProjAlgo);
myExtPS.Initialize(myGeomAdaptor, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
myExtPS.Perform(P);
//XXXmyExtPS = Extrema_ExtPS (P, myGeomAdaptor, Tolerance, Tolerance);
@ -152,7 +159,8 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Umin,
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup )
const Standard_Real Vsup,
const Extrema_ExtAlgo theProjAlgo)
{
Standard_Real Tolerance = Precision::PConfusion();
//modified by NIZNHY-PKV Thu Apr 4 10:38:23 2002 f
@ -160,6 +168,7 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//myExtPS = Extrema_ExtPS (P, TheSurface, Tol, Tol);
myGeomAdaptor.Load(Surface, Umin,Usup,Vmin,Vsup);
//myExtPS = Extrema_ExtPS();
myExtPS.SetAlgo(theProjAlgo);
myExtPS.Initialize(myGeomAdaptor, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
myExtPS.Perform(P);
//XXX myExtPS = Extrema_ExtPS (P, myGeomAdaptor, Tol, Tol);
@ -177,13 +186,15 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup,
const Standard_Real Tolerance)
const Standard_Real Tolerance,
const Extrema_ExtAlgo theProjAlgo)
{
//modified by NIZNHY-PKV Thu Apr 4 10:39:10 2002 f
//GeomAdaptor_Surface TheSurface (Surface,Umin,Usup,Vmin,Vsup);
//myExtPS = Extrema_ExtPS (P, TheSurface, Tolerance, Tolerance);
myGeomAdaptor.Load(Surface, Umin,Usup,Vmin,Vsup);
//myExtPS = Extrema_ExtPS();
myExtPS.SetAlgo(theProjAlgo);
myExtPS.Initialize(myGeomAdaptor, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
myExtPS.Perform(P);
//XXX myExtPS = Extrema_ExtPS (P, myGeomAdaptor, Tolerance, Tolerance);
@ -198,7 +209,8 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Umin,
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup )
const Standard_Real Vsup,
const Extrema_ExtAlgo theProjAlgo)
{
Standard_Real Tolerance = Precision::PConfusion();
//modified by NIZNHY-PKV Thu Apr 4 10:41:50 2002 f
@ -208,6 +220,7 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//myExtPS = Extrema_ExtPS();
//modified by NIZNHY-PKV Thu Apr 4 10:42:32 2002 f
//myExtPS.Initialize(TheSurface, Umin, Usup, Vmin, Vsup, Tol, Tol);
myExtPS.SetAlgo(theProjAlgo);
myExtPS.Initialize(myGeomAdaptor, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
//modified by NIZNHY-PKV Thu Apr 4 10:42:39 2002 t
myIsDone = Standard_False;
@ -221,7 +234,8 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
const Standard_Real Usup,
const Standard_Real Vmin,
const Standard_Real Vsup,
const Standard_Real Tolerance)
const Standard_Real Tolerance,
const Extrema_ExtAlgo theProjAlgo)
{
//modified by NIZNHY-PKV Thu Apr 4 10:43:00 2002 f
//GeomAdaptor_Surface TheSurface (Surface,Umin,Usup,Vmin,Vsup);
@ -230,6 +244,7 @@ GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf()
//myExtPS = Extrema_ExtPS();
//modified by NIZNHY-PKV Thu Apr 4 10:43:18 2002 f
//myExtPS.Initialize(TheSurface, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
myExtPS.SetAlgo(theProjAlgo);
myExtPS.Initialize(myGeomAdaptor, Umin, Usup, Vmin, Vsup, Tolerance, Tolerance);
//modified by NIZNHY-PKV Thu Apr 4 10:43:26 2002 t
myIsDone = Standard_False;

13
src/GeometryTest/GeometryTest_APICommands.cxx
View File

@ -56,7 +56,11 @@ Standard_IMPORT Draw_Viewer dout;
static Standard_Integer proj (Draw_Interpretor& di, Standard_Integer n, const char** a)
{
if ( n < 5) return 1;
if ( n < 5)
{
cout << " Use proj curve/surf x y z [extrema algo: g(grad)/t(tree)]" << endl;
return 1;
}
gp_Pnt P(atof(a[2]),atof(a[3]),atof(a[4]));
@ -64,6 +68,9 @@ static Standard_Integer proj (Draw_Interpretor& di, Standard_Integer n, const ch
Handle(Geom_Curve) GC = DrawTrSurf::GetCurve(a[1]);
Handle(Geom_Surface) GS;
Extrema_ExtAlgo aProjAlgo = Extrema_ExtAlgo_Grad;
if (n == 6 && a[5][0] == 't')
aProjAlgo = Extrema_ExtAlgo_Tree;
if (GC.IsNull()) {
GS = DrawTrSurf::GetSurface(a[1]);
@ -72,7 +79,7 @@ static Standard_Integer proj (Draw_Interpretor& di, Standard_Integer n, const ch
Standard_Real U1, U2, V1, V2;
GS->Bounds(U1,U2,V1,V2);
GeomAPI_ProjectPointOnSurf proj(P,GS,U1,U2,V1,V2);
GeomAPI_ProjectPointOnSurf proj(P,GS,U1,U2,V1,V2,aProjAlgo);
Standard_Real UU,VV;
for ( Standard_Integer i = 1; i <= proj.NbPoints(); i++) {
gp_Pnt P1 = proj.Point(i);
@ -492,7 +499,7 @@ void GeometryTest::APICommands(Draw_Interpretor& theCommands)
g = "GEOMETRY curves and surfaces analysis";
theCommands.Add("proj", "proj curve/surf x y z",__FILE__, proj);
theCommands.Add("proj", "proj curve/surf x y z [extrema algo: g(grad)/t(tree)]",__FILE__, proj);
g = "GEOMETRY approximations";