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// File V3d.cxx
// Created September 1992
// Author GG
// Modified 23/02/98 : FMN ; Remplacement PI par Standard_PI
// 02.15.100 : JR : Clutter
//-Copyright MatraDatavision 1991,1992
//-Version
//-Design
//-Warning
//-References
//-Language C++ 2.1
//-Declarations
// for the class
#include <V3d.ixx>
#include <V3d_View.hxx>
#include <Quantity_NameOfColor.hxx>
#include <Aspect_Grid.hxx>
#include <Aspect_Window.hxx>
#include <Graphic3d_Array1OfVertex.hxx>
#include <Graphic3d_Group.hxx>
#include <Graphic3d_Structure.hxx>
#include <Graphic3d_AspectLine3d.hxx>
#include <Graphic3d_AspectText3d.hxx>
#include <Visual3d_HSetOfView.hxx>
#include <Visual3d_SetIteratorOfSetOfView.hxx>
#include <Visual3d_View.hxx>
#include <Visual3d_ViewManager.hxx>
Graphic3d_Vector V3d::GetProjAxis(const V3d_TypeOfOrientation Orientation) {
Standard_Real Xpn=0,Ypn=0,Zpn=0 ;
Graphic3d_Vector Vec ;
switch (Orientation) {
case V3d_Xpos :
Xpn = 1. ; Ypn = 0. ; Zpn = 0. ;
break ;
case V3d_Ypos :
Xpn = 0. ; Ypn = 1. ; Zpn = 0. ;
break ;
case V3d_Zpos :
Xpn = 0. ; Ypn = 0. ; Zpn = 1. ;
break ;
case V3d_Xneg :
Xpn = -1. ; Ypn = 0. ; Zpn = 0. ;
break ;
case V3d_Yneg :
Xpn = 0. ; Ypn = -1. ; Zpn = 0. ;
break ;
case V3d_Zneg :
Xpn = 0. ; Ypn = 0. ; Zpn = -1. ;
break ;
case V3d_XposYposZpos :
Xpn = 1. ; Ypn = 1. ; Zpn = 1. ;
break ;
case V3d_XposYposZneg :
Xpn = 1. ; Ypn = 1. ; Zpn = -1. ;
break ;
case V3d_XposYnegZpos :
Xpn = 1. ; Ypn = -1. ; Zpn = 1. ;
break ;
case V3d_XposYnegZneg :
Xpn = 1. ; Ypn = -1. ; Zpn = -1. ;
break ;
case V3d_XnegYposZpos :
Xpn = -1. ; Ypn = 1. ; Zpn = 1. ;
break ;
case V3d_XnegYposZneg :
Xpn = -1. ; Ypn = 1. ; Zpn = -1. ;
break ;
case V3d_XnegYnegZpos :
Xpn = -1. ; Ypn = -1. ; Zpn = 1. ;
break ;
case V3d_XnegYnegZneg :
Xpn = -1. ; Ypn = -1. ; Zpn = -1. ;
break ;
case V3d_XposYpos :
Xpn = 1. ; Ypn = 1. ; Zpn = 0. ;
break ;
case V3d_XposYneg :
Xpn = 1. ; Ypn = -1. ; Zpn = 0. ;
break ;
case V3d_XnegYpos :
Xpn = -1. ; Ypn = 1. ; Zpn = 0. ;
break ;
case V3d_XnegYneg :
Xpn = -1. ; Ypn = -1. ; Zpn = 0. ;
break ;
case V3d_XposZpos :
Xpn = 1. ; Ypn = 0. ; Zpn = 1. ;
break ;
case V3d_XposZneg :
Xpn = 1. ; Ypn = 0. ; Zpn = -1. ;
break ;
case V3d_XnegZpos :
Xpn = -1. ; Ypn = 0. ; Zpn = 1. ;
break ;
case V3d_XnegZneg :
Xpn = -1. ; Ypn = 0. ; Zpn = -1. ;
break ;
case V3d_YposZpos :
Xpn = 0. ; Ypn = 1. ; Zpn = 1. ;
break ;
case V3d_YposZneg :
Xpn = 0. ; Ypn = 1. ; Zpn = -1. ;
break ;
case V3d_YnegZpos :
Xpn = 0. ; Ypn = -1. ; Zpn = 1. ;
break ;
case V3d_YnegZneg :
Xpn = 0. ; Ypn = -1. ; Zpn = -1. ;
break ;
}
Vec.SetCoord(Xpn,Ypn,Zpn) ; Vec.Normalize() ;
return Vec ;
}
void V3d::ArrowOfRadius(const Handle(Graphic3d_Group)& garrow,const Standard_Real X0,const Standard_Real Y0,const Standard_Real Z0,const Standard_Real Dx,const Standard_Real Dy,const Standard_Real Dz,const Standard_Real Alpha,const Standard_Real Lng) {
Standard_Real Xc,Yc,Zc,Xi,Yi,Zi,Xj,Yj,Zj;
Standard_Real Xn,Yn,Zn,X,Y,Z,Norme;
Standard_Integer NbPoints = 10, i;
Graphic3d_Array1OfVertex VN(1,NbPoints+1);
Graphic3d_Array1OfVertex V2(1,2);
// Centre du cercle base de la fleche :
Xc = X0 - Dx * Lng;
Yc = Y0 - Dy * Lng;
Zc = Z0 - Dz * Lng;
// Construction d'un repere i,j pour le cercle:
Xn=0., Yn=0., Zn=0.;
if ( Abs(Dx) <= Abs(Dy) && Abs(Dx) <= Abs(Dz)) Xn=1.;
else if ( Abs(Dy) <= Abs(Dz) && Abs(Dy) <= Abs(Dx)) Yn=1.;
else Zn=1.;
Xi = Dy * Zn - Dz * Yn;
Yi = Dz * Xn - Dx * Zn;
Zi = Dx * Yn - Dy * Xn;
Norme = Sqrt ( Xi*Xi + Yi*Yi + Zi*Zi );
Xi= Xi / Norme; Yi = Yi / Norme; Zi = Zi/Norme;
Xj = Dy * Zi - Dz * Yi;
Yj = Dz * Xi - Dx * Zi;
Zj = Dx * Yi - Dy * Xi;
V2(1).SetCoord(X0,Y0,Z0);
Standard_Real cosinus,sinus, Tg=Tan(Alpha);
for (i = 1 ; i <= NbPoints ; i++) {
cosinus = Cos ( 2 * Standard_PI / NbPoints * (i-1) );
sinus = Sin ( 2 * Standard_PI / NbPoints * (i-1) );
X = Xc + (cosinus * Xi + sinus * Xj) * Lng * Tg;
Y = Yc + (cosinus * Yi + sinus * Yj) * Lng * Tg;
Z = Zc + (cosinus * Zi + sinus * Zj) * Lng * Tg;
VN(i).SetCoord(X,Y,Z);
if(i==1) VN(NbPoints+1).SetCoord(X,Y,Z);
V2(2).SetCoord(X,Y,Z);
garrow->Polyline(V2);
}
garrow->Polyline(VN);
}
void V3d::CircleInPlane(const Handle(Graphic3d_Group)& gcircle,const Standard_Real X0,const Standard_Real Y0,const Standard_Real Z0,const Standard_Real DX,const Standard_Real DY,const Standard_Real DZ,const Standard_Real Rayon) {
Standard_Real VX,VY,VZ,X,Y,Z,Xn,Yn,Zn,Xi,Yi,Zi,Xj,Yj,Zj,Norme;
Standard_Integer NFACES = 30 , i;
Standard_Real Alpha = 0. ;
Standard_Real Dalpha = 2.*Standard_PI/NFACES ;
Graphic3d_Array1OfVertex Points(0,NFACES);
Norme = Sqrt ( DX*DX + DY*DY + DZ*DZ );
if ( Norme >= 0.0001 ) {
VX= DX/Norme; VY = DY/Norme; VZ = DZ/Norme;
//Construction of marker i,j for the circle:
Xn=0., Yn=0., Zn=0.;
if ( Abs(VX) <= Abs(VY) && Abs(VX) <= Abs(VZ)) Xn=1.;
else if ( Abs(VY) <= Abs(VZ) && Abs(VY) <= Abs(VX)) Yn=1.;
else Zn=1.;
Xi = VY * Zn - VZ * Yn;
Yi = VZ * Xn - VX * Zn;
Zi = VX * Yn - VY * Xn;
Norme = Sqrt ( Xi*Xi + Yi*Yi + Zi*Zi );
Xi= Xi / Norme; Yi = Yi / Norme; Zi = Zi/Norme;
Xj = VY * Zi - VZ * Yi;
Yj = VZ * Xi - VX * Zi;
Zj = VX * Yi - VY * Xi;
for (i = 0 ; i <= NFACES ; i++) {
X = X0 + (Cos(Alpha) * Xi + Sin(Alpha) * Xj) * Rayon;
Y = Y0 + (Cos(Alpha) * Yi + Sin(Alpha) * Yj) * Rayon;
Z = Z0 + (Cos(Alpha) * Zi + Sin(Alpha) * Zj) * Rayon;
Alpha +=Dalpha;
Points(i).SetCoord(X,Y,Z);
}
gcircle->Polyline(Points);
}
}
void V3d::SwitchViewsinWindow(const Handle(V3d_View)& aPreviousView,
const Handle(V3d_View)& aNextView) {
aPreviousView->Viewer()->SetViewOff(aPreviousView);
if(!aNextView->IfWindow())
aNextView->SetWindow(aPreviousView->Window());
aNextView->Viewer()->SetViewOn(aNextView);
}
void V3d::DrawSphere(const Handle(V3d_Viewer)& aViewer,const Quantity_Length ray) {
Standard_Boolean inf = ray < 0;
Standard_Real aRadius = Abs(ray);
Handle(Graphic3d_Structure) Struct = new Graphic3d_Structure(aViewer->Viewer()) ;
Handle(Graphic3d_Group) Group = new Graphic3d_Group(Struct) ;
Handle(Graphic3d_AspectLine3d) LineAttrib = new Graphic3d_AspectLine3d() ;
LineAttrib->SetColor(Quantity_Color(Quantity_NOC_YELLOW));
Struct->SetPrimitivesAspect(LineAttrib) ;
Standard_Integer NFACES = 30;
Graphic3d_Array1OfVertex Points(0,NFACES) ;
Standard_Real R,X,Y,Z ;
Standard_Real Beta = 0. ;
Standard_Real Alpha = 0. ;
Standard_Real Dbeta = 2.*Standard_PI/NFACES ;
Standard_Real Dalpha = 2.*Standard_PI/NFACES ;
Standard_Integer i,j ;
for( j=0 ; j<NFACES/2 ; j++ ) {
Alpha = 0. ;
R = aRadius*sin(Beta) ;
Z = aRadius*cos(Beta) ;
Beta += Dbeta ;
for( i=0 ; i<NFACES ; i++ ) {
X = R*cos(Alpha) ;
Y = R*sin(Alpha) ;
Alpha += Dalpha ;
Points(i).SetCoord(X,Y,Z);
}
Points(0).Coord(X,Y,Z) ;
Points(NFACES).SetCoord(X,Y,Z) ;
Group->Polyline(Points) ;
}
for( j=0 ; j<NFACES/2 ; j++ ) {
Alpha = 0. ;
R = aRadius*sin(Beta) ;
Y = aRadius*cos(Beta) ;
Beta += Dbeta ;
for( i=0 ; i<NFACES ; i++ ) {
X = R*cos(Alpha) ;
Z = R*sin(Alpha) ;
Alpha += Dalpha ;
Points(i).SetCoord(X,Y,Z);
}
Points(0).Coord(X,Y,Z) ;
Points(NFACES).SetCoord(X,Y,Z) ;
Group->Polyline(Points) ;
}
if(inf) Struct->SetInfiniteState(Standard_True);
Struct->Display();
aViewer->Update();
}
void V3d::SetPlane(const Handle(V3d_Viewer)& aViewer,
const Standard_Real x1,
const Standard_Real y1,
const Standard_Real z1,
const Standard_Real x2,
const Standard_Real y2,
const Standard_Real z2) {
gp_Ax3 a(gp_Pnt(0.,0.,0),gp_Dir(x1,y1,z1),gp_Dir(x2,y2,z2));
aViewer->SetPrivilegedPlane(a);
}
void V3d::PickGrid(const Handle(V3d_Viewer)& aViewer,
// const Quantity_Length ray) {
const Quantity_Length ) {
Standard_Real x1, y1, z1;
Standard_Real x2, y2, z2;
cout << "Direction ? " << flush;
cin >> x1; cin >> y1; cin >> z1;
cout << "XDirection ? " << flush;
cin >> x2; cin >> y2; cin >> z2;
Standard_Integer u, v;
cout << "u, v ? " << flush;
cin >> u; cin >> v;
V3d::SetPlane (aViewer, x1, y1, z1, x2, y2, z2);
// To restart the calculation on the new plane
if (aViewer->Grid ()->IsActive ()) {
Standard_Real xo, yo;
Quantity_PlaneAngle angle;
switch (aViewer->GridType ()) {
case Aspect_GT_Rectangular :
Standard_Real xstep, ystep;
aViewer->RectangularGridValues
(xo, yo, xstep, ystep, angle);
aViewer->SetRectangularGridValues
(xo, yo, xstep, ystep, angle);
break;
case Aspect_GT_Circular :
Standard_Real radiusstep;
Standard_Integer division;
aViewer->CircularGridValues
(xo, yo, radiusstep, division, angle);
aViewer->SetCircularGridValues
(xo, yo, radiusstep, division, angle);
break;
}
}
for (aViewer->InitActiveViews ();
aViewer->MoreActiveViews ();
aViewer->NextActiveViews()) {
Standard_Real X, Y, Z;
aViewer->ActiveView ()->Convert (u, v, X, Y, Z);
}
}
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