mirror of
https://github.com/NGSolve/netgen.git
synced 2024-12-25 21:40:33 +05:00
768 lines
20 KiB
C++
768 lines
20 KiB
C++
#ifndef NOTCL
|
|
|
|
#ifdef OCCGEOMETRY
|
|
|
|
#include <mystdlib.h>
|
|
#include <myadt.hpp>
|
|
#include <meshing.hpp>
|
|
|
|
// #include <csg.hpp>
|
|
// #include <stlgeom.hpp>
|
|
|
|
#include <occgeom.hpp>
|
|
|
|
#include "TopoDS_Shape.hxx"
|
|
#include "TopoDS_Vertex.hxx"
|
|
#include "TopExp_Explorer.hxx"
|
|
#include "BRep_Tool.hxx"
|
|
#include "TopoDS.hxx"
|
|
#include "gp_Pnt.hxx"
|
|
#include "Geom_Curve.hxx"
|
|
#include "Poly_Triangulation.hxx"
|
|
#include "Poly_Array1OfTriangle.hxx"
|
|
#include "TColgp_Array1OfPnt2d.hxx"
|
|
#include "Poly_Triangle.hxx"
|
|
#include "Poly_Polygon3D.hxx"
|
|
#include "Poly_PolygonOnTriangulation.hxx"
|
|
// #include "BRepMesh.hxx"
|
|
// #include "BRepMesh_IncrementalMesh.hxx"
|
|
|
|
#include "incvis.hpp"
|
|
|
|
namespace netgen
|
|
{
|
|
#include "mvdraw.hpp"
|
|
|
|
extern OCCGeometry * occgeometry;
|
|
|
|
/* *********************** Draw OCC Geometry **************** */
|
|
|
|
VisualSceneOCCGeometry :: VisualSceneOCCGeometry ()
|
|
: VisualScene()
|
|
{
|
|
trilists.SetSize(0);
|
|
linelists.SetSize(1);
|
|
|
|
}
|
|
|
|
VisualSceneOCCGeometry :: ~VisualSceneOCCGeometry ()
|
|
{
|
|
;
|
|
}
|
|
|
|
void VisualSceneOCCGeometry :: DrawScene ()
|
|
{
|
|
if ( occgeometry->changed )
|
|
{
|
|
BuildScene();
|
|
occgeometry -> changed = 0;
|
|
}
|
|
|
|
glClearColor(backcolor, backcolor, backcolor, 1.0);
|
|
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
|
SetLight();
|
|
|
|
glPushMatrix();
|
|
glMultMatrixf (transformationmat);
|
|
|
|
glShadeModel (GL_SMOOTH);
|
|
glDisable (GL_COLOR_MATERIAL);
|
|
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
|
|
|
|
glEnable (GL_BLEND);
|
|
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
|
|
|
// glEnable (GL_LIGHTING);
|
|
|
|
double shine = vispar.shininess;
|
|
// double transp = vispar.transp;
|
|
|
|
glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
|
|
glLogicOp (GL_COPY);
|
|
|
|
float mat_col[] = { 0.2f, 0.2f, 0.8f, 1.0f};
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
|
|
|
|
glPolygonOffset (1, 1);
|
|
glEnable (GL_POLYGON_OFFSET_FILL);
|
|
|
|
// Philippose - 30/01/2009
|
|
// Added clipping planes to Geometry view
|
|
SetClippingPlane();
|
|
|
|
GLfloat matcoledge[] = { 0, 0, 1, 1};
|
|
GLfloat matcolhiedge[] = { 1, 0, 0, 1};
|
|
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcoledge);
|
|
glLineWidth (1.0f);
|
|
|
|
if (vispar.occshowedges) glCallList (linelists.Get(1));
|
|
if (vispar.occshowsurfaces) glCallList (trilists.Get(1));
|
|
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcolhiedge);
|
|
glLineWidth (5.0f);
|
|
|
|
if (vispar.occshowedges) glCallList (linelists.Get(2));
|
|
|
|
for (int i = 1; i <= occgeometry->vmap.Extent(); i++)
|
|
if (occgeometry->vvispar[i-1].IsHighlighted())
|
|
{
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcolhiedge);
|
|
glLineWidth (5.0f);
|
|
|
|
glBegin (GL_LINES);
|
|
|
|
gp_Pnt p = BRep_Tool::Pnt(TopoDS::Vertex(occgeometry->vmap(i)));
|
|
double d = rad/100;
|
|
glVertex3f (p.X()-d, p.Y(), p.Z());
|
|
glVertex3f (p.X()+d, p.Y(), p.Z());
|
|
glVertex3f (p.X(), p.Y()-d, p.Z());
|
|
glVertex3f (p.X(), p.Y()+d, p.Z());
|
|
glVertex3f (p.X(), p.Y(), p.Z()-d);
|
|
glVertex3f (p.X(), p.Y(), p.Z()+d);
|
|
glEnd();
|
|
}
|
|
|
|
glDisable (GL_POLYGON_OFFSET_FILL);
|
|
|
|
glPopMatrix();
|
|
// DrawCoordinateCross ();
|
|
// DrawNetgenLogo ();
|
|
glFinish();
|
|
|
|
glDisable (GL_POLYGON_OFFSET_FILL);
|
|
}
|
|
|
|
/*
|
|
void VisualSceneOCCGeometry :: BuildScene (int zoomall)
|
|
{
|
|
int i = 0, j, k;
|
|
|
|
TopExp_Explorer ex, ex_edge;
|
|
|
|
if (vispar.occvisproblemfaces || (occgeometry -> changed != 2))
|
|
{
|
|
Box<3> bb = occgeometry -> GetBoundingBox();
|
|
|
|
center = bb.Center();
|
|
rad = bb.Diam() / 2;
|
|
|
|
|
|
|
|
if (vispar.occvisproblemfaces)
|
|
{
|
|
for (i = 1; i <= occgeometry->fmap.Extent(); i++)
|
|
if (occgeometry->facemeshstatus[i-1] == -1)
|
|
{
|
|
GProp_GProps system;
|
|
BRepGProp::LinearProperties(occgeometry->fmap(i), system);
|
|
gp_Pnt pnt = system.CentreOfMass();
|
|
center = Point<3> (pnt.X(), pnt.Y(), pnt.Z());
|
|
cout << "Setting center to mid of face " << i << " = " << center << endl;
|
|
}
|
|
}
|
|
|
|
|
|
CalcTransformationMatrices();
|
|
}
|
|
|
|
|
|
for (i = 1; i <= linelists.Size(); i++)
|
|
glDeleteLists (linelists.Elem(i), 1);
|
|
linelists.SetSize(0);
|
|
|
|
linelists.Append (glGenLists (1));
|
|
glNewList (linelists.Last(), GL_COMPILE);
|
|
|
|
i = 0;
|
|
for (ex_edge.Init(occgeometry -> shape, TopAbs_EDGE);
|
|
ex_edge.More(); ex_edge.Next())
|
|
{
|
|
if (BRep_Tool::Degenerated(TopoDS::Edge(ex_edge.Current()))) continue;
|
|
i++;
|
|
|
|
|
|
TopoDS_Edge edge = TopoDS::Edge(ex_edge.Current());
|
|
|
|
Handle(Poly_PolygonOnTriangulation) aEdgePoly;
|
|
Handle(Poly_Triangulation) T;
|
|
TopLoc_Location aEdgeLoc;
|
|
BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
|
|
|
|
if(aEdgePoly.IsNull())
|
|
{
|
|
cout << "cannot visualize edge " << i << endl;
|
|
continue;
|
|
}
|
|
|
|
glBegin (GL_LINE_STRIP);
|
|
|
|
int nbnodes = aEdgePoly -> NbNodes();
|
|
for (j = 1; j <= nbnodes; j++)
|
|
{
|
|
gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
|
|
glVertex3f (p.X(), p.Y(), p.Z());
|
|
}
|
|
|
|
glEnd ();
|
|
|
|
|
|
}
|
|
|
|
glEndList ();
|
|
|
|
for (i = 1; i <= trilists.Size(); i++)
|
|
glDeleteLists (trilists.Elem(i), 1);
|
|
trilists.SetSize(0);
|
|
|
|
|
|
trilists.Append (glGenLists (1));
|
|
glNewList (trilists.Last(), GL_COMPILE);
|
|
|
|
i = 0;
|
|
|
|
TopExp_Explorer exp0, exp1, exp2, exp3;
|
|
int shapenr = 0;
|
|
for (exp0.Init(occgeometry -> shape, TopAbs_SOLID); exp0.More(); exp0.Next())
|
|
{
|
|
shapenr++;
|
|
|
|
if (vispar.occshowvolumenr != 0 &&
|
|
vispar.occshowvolumenr != shapenr) continue;
|
|
|
|
float mat_col[4];
|
|
mat_col[3] = 1;
|
|
switch (shapenr)
|
|
{
|
|
case 1:
|
|
mat_col[0] = 0.2;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.8;
|
|
break;
|
|
case 2:
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.8;
|
|
break;
|
|
case 3:
|
|
mat_col[0] = 0.2;
|
|
mat_col[1] = 0.8;
|
|
mat_col[2] = 0.8;
|
|
break;
|
|
case 4:
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.2;
|
|
break;
|
|
case 5:
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.8;
|
|
mat_col[2] = 0.8;
|
|
break;
|
|
case 6:
|
|
mat_col[0] = 0.6;
|
|
mat_col[1] = 0.6;
|
|
mat_col[2] = 0.6;
|
|
break;
|
|
case 7:
|
|
mat_col[0] = 0.2;
|
|
mat_col[1] = 0.8;
|
|
mat_col[2] = 0.2;
|
|
break;
|
|
case 8:
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.8;
|
|
mat_col[2] = 0.2;
|
|
break;
|
|
default:
|
|
// mat_col[0] = 1-(1.0/double(shapenr));
|
|
// mat_col[1] = 0.5;
|
|
mat_col[0] = 0.5+double((shapenr*shapenr*shapenr*shapenr) % 10)/20.0;
|
|
mat_col[1] = 0.5+double(int(shapenr*shapenr*shapenr*shapenr*sin(double(shapenr))) % 10)/20.0;
|
|
mat_col[2] = 0.5+double((shapenr*shapenr*shapenr) % 10)/20.0;
|
|
}
|
|
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
|
|
|
|
for (exp1.Init(exp0.Current(), TopAbs_SHELL); exp1.More(); exp1.Next())
|
|
for (exp2.Init(exp1.Current().Composed(exp0.Current().Orientation()), TopAbs_FACE); exp2.More(); exp2.Next())
|
|
{
|
|
TopoDS_Face face = TopoDS::Face (exp2.Current().Composed(exp1.Current().Orientation()));
|
|
|
|
i = occgeometry->fmap.FindIndex(face);
|
|
|
|
TopLoc_Location loc;
|
|
Handle(Geom_Surface) surf = BRep_Tool::Surface (face);
|
|
BRepAdaptor_Surface sf(face, Standard_False);
|
|
BRepLProp_SLProps prop(sf, 1, 1e-5);
|
|
Handle(Poly_Triangulation) triangulation = BRep_Tool::Triangulation (face, loc);
|
|
|
|
if (triangulation.IsNull())
|
|
{
|
|
cout << "cannot visualize face " << i << endl;
|
|
continue;
|
|
}
|
|
|
|
if (vispar.occvisproblemfaces)
|
|
{
|
|
switch (occgeometry->facemeshstatus[i-1])
|
|
{
|
|
case 0:
|
|
mat_col[0] = 0.2;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.8;
|
|
break;
|
|
case 1:
|
|
mat_col[0] = 0.2;
|
|
mat_col[1] = 0.8;
|
|
mat_col[2] = 0.2;
|
|
break;
|
|
case -1:
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.2;
|
|
break;
|
|
}
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
|
|
|
|
}
|
|
glBegin (GL_TRIANGLES);
|
|
|
|
int ntriangles = triangulation -> NbTriangles();
|
|
for (j = 1; j <= ntriangles; j++)
|
|
{
|
|
Poly_Triangle triangle = (triangulation -> Triangles())(j);
|
|
for (k = 1; k <= 3; k++)
|
|
{
|
|
gp_Pnt2d uv = (triangulation -> UVNodes())(triangle(k));
|
|
gp_Pnt pnt;
|
|
gp_Vec du, dv;
|
|
prop.SetParameters (uv.X(), uv.Y());
|
|
surf->D0 (uv.X(), uv.Y(), pnt);
|
|
gp_Vec n;
|
|
|
|
if (prop.IsNormalDefined())
|
|
n = prop.Normal();
|
|
else
|
|
n = gp_Vec (0,0,0);
|
|
|
|
if (face.Orientation() == TopAbs_REVERSED) n *= -1;
|
|
glNormal3f (n.X(), n.Y(), n.Z());
|
|
glVertex3f (pnt.X(), pnt.Y(), pnt.Z());
|
|
}
|
|
}
|
|
glEnd ();
|
|
|
|
}
|
|
}
|
|
|
|
|
|
glEndList ();
|
|
|
|
}
|
|
*/
|
|
|
|
void VisualSceneOCCGeometry :: BuildScene (int zoomall)
|
|
{
|
|
if (occgeometry -> changed == OCCGEOMETRYVISUALIZATIONFULLCHANGE)
|
|
{
|
|
occgeometry -> BuildVisualizationMesh (vispar.occdeflection);
|
|
|
|
center = occgeometry -> Center();
|
|
rad = occgeometry -> GetBoundingBox().Diam() / 2;
|
|
|
|
if (vispar.occzoomtohighlightedentity)
|
|
{
|
|
bool hilite = false;
|
|
bool hiliteonepoint = false;
|
|
Bnd_Box bb;
|
|
|
|
for (int i = 1; i <= occgeometry->fmap.Extent(); i++)
|
|
if (occgeometry->fvispar[i-1].IsHighlighted())
|
|
{
|
|
hilite = true;
|
|
BRepBndLib::Add (occgeometry->fmap(i), bb);
|
|
}
|
|
|
|
for (int i = 1; i <= occgeometry->emap.Extent(); i++)
|
|
if (occgeometry->evispar[i-1].IsHighlighted())
|
|
{
|
|
hilite = true;
|
|
BRepBndLib::Add (occgeometry->emap(i), bb);
|
|
}
|
|
|
|
for (int i = 1; i <= occgeometry->vmap.Extent(); i++)
|
|
if (occgeometry->vvispar[i-1].IsHighlighted())
|
|
{
|
|
hiliteonepoint = true;
|
|
BRepBndLib::Add (occgeometry->vmap(i), bb);
|
|
}
|
|
|
|
if (hilite || hiliteonepoint)
|
|
{
|
|
double x1,y1,z1,x2,y2,z2;
|
|
bb.Get (x1,y1,z1,x2,y2,z2);
|
|
Point<3> p1 = Point<3> (x1,y1,z1);
|
|
Point<3> p2 = Point<3> (x2,y2,z2);
|
|
Box<3> boundingbox(p1,p2);
|
|
|
|
center = boundingbox.Center();
|
|
if (hiliteonepoint)
|
|
rad = occgeometry -> GetBoundingBox().Diam() / 100;
|
|
else
|
|
rad = boundingbox.Diam() / 2;
|
|
}
|
|
}
|
|
|
|
CalcTransformationMatrices();
|
|
}
|
|
|
|
// Clear lists
|
|
|
|
for (int i = 1; i <= linelists.Size(); i++)
|
|
glDeleteLists (linelists.Elem(i), 1);
|
|
linelists.SetSize(0);
|
|
|
|
for (int i = 1; i <= trilists.Size(); i++)
|
|
glDeleteLists (trilists.Elem(i), 1);
|
|
trilists.SetSize(0);
|
|
|
|
// Total wireframe
|
|
|
|
linelists.Append (glGenLists (1));
|
|
glNewList (linelists.Last(), GL_COMPILE);
|
|
|
|
for (int i = 1; i <= occgeometry->emap.Extent(); i++)
|
|
{
|
|
TopoDS_Edge edge = TopoDS::Edge(occgeometry->emap(i));
|
|
if (BRep_Tool::Degenerated(edge)) continue;
|
|
if (occgeometry->evispar[i-1].IsHighlighted()) continue;
|
|
|
|
Handle(Poly_PolygonOnTriangulation) aEdgePoly;
|
|
Handle(Poly_Triangulation) T;
|
|
TopLoc_Location aEdgeLoc;
|
|
BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
|
|
|
|
if(aEdgePoly.IsNull())
|
|
{
|
|
(*testout) << "visualizing edge " << occgeometry->emap.FindIndex (edge)
|
|
<< " without using the occ visualization triangulation" << endl;
|
|
|
|
double s0, s1;
|
|
Handle(Geom_Curve) c = BRep_Tool::Curve(edge, s0, s1);
|
|
|
|
glBegin (GL_LINE_STRIP);
|
|
for (int i = 0; i<=50; i++)
|
|
{
|
|
gp_Pnt p = c->Value (s0 + i*(s1-s0)/50.0);
|
|
glVertex3f (p.X(),p.Y(),p.Z());
|
|
}
|
|
glEnd ();
|
|
|
|
continue;
|
|
}
|
|
|
|
int nbnodes = aEdgePoly -> NbNodes();
|
|
glBegin (GL_LINE_STRIP);
|
|
for (int j = 1; j <= nbnodes; j++)
|
|
{
|
|
gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
|
|
glVertex3f (p.X(), p.Y(), p.Z());
|
|
}
|
|
glEnd ();
|
|
}
|
|
|
|
glEndList ();
|
|
|
|
// Highlighted edge list
|
|
|
|
linelists.Append (glGenLists (1));
|
|
glNewList (linelists.Last(), GL_COMPILE);
|
|
|
|
for (int i = 1; i <= occgeometry->emap.Extent(); i++)
|
|
if (occgeometry->evispar[i-1].IsHighlighted())
|
|
{
|
|
TopoDS_Edge edge = TopoDS::Edge(occgeometry->emap(i));
|
|
if (BRep_Tool::Degenerated(edge)) continue;
|
|
|
|
Handle(Poly_PolygonOnTriangulation) aEdgePoly;
|
|
Handle(Poly_Triangulation) T;
|
|
TopLoc_Location aEdgeLoc;
|
|
BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
|
|
|
|
if(aEdgePoly.IsNull())
|
|
{
|
|
(*testout) << "visualizing edge " << occgeometry->emap.FindIndex (edge)
|
|
<< " without using the occ visualization triangulation" << endl;
|
|
|
|
double s0, s1;
|
|
Handle(Geom_Curve) c = BRep_Tool::Curve(edge, s0, s1);
|
|
|
|
glBegin (GL_LINE_STRIP);
|
|
for (int i = 0; i<=50; i++)
|
|
{
|
|
gp_Pnt p = c->Value (s0 + i*(s1-s0)/50.0);
|
|
glVertex3f (p.X(),p.Y(),p.Z());
|
|
}
|
|
glEnd ();
|
|
|
|
continue;
|
|
}
|
|
|
|
int nbnodes = aEdgePoly -> NbNodes();
|
|
glBegin (GL_LINE_STRIP);
|
|
for (int j = 1; j <= nbnodes; j++)
|
|
{
|
|
gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
|
|
glVertex3f (p.X(), p.Y(), p.Z());
|
|
}
|
|
glEnd ();
|
|
}
|
|
|
|
glEndList ();
|
|
|
|
// display faces
|
|
|
|
trilists.Append (glGenLists (1));
|
|
glNewList (trilists.Last(), GL_COMPILE);
|
|
|
|
for (int i = 1; i <= occgeometry->fmap.Extent(); i++)
|
|
{
|
|
if (!occgeometry->fvispar[i-1].IsVisible()) continue;
|
|
|
|
glLoadName (i);
|
|
float mat_col[4];
|
|
mat_col[3] = 1;
|
|
|
|
TopoDS_Face face = TopoDS::Face(occgeometry->fmap(i));
|
|
|
|
if (!occgeometry->fvispar[i-1].IsHighlighted())
|
|
{
|
|
// Philippose - 30/01/2009
|
|
// OpenCascade XDE Support
|
|
Quantity_Color face_colour;
|
|
// Philippose - 23/02/2009
|
|
// Check to see if colours have been extracted first!!
|
|
// Forum bug-fox (Jean-Yves - 23/02/2009)
|
|
if(!(occgeometry->face_colours.IsNull())
|
|
&& (occgeometry->face_colours->GetColor(face,XCAFDoc_ColorSurf,face_colour)))
|
|
{
|
|
mat_col[0] = face_colour.Red();
|
|
mat_col[1] = face_colour.Green();
|
|
mat_col[2] = face_colour.Blue();
|
|
}
|
|
else
|
|
{
|
|
mat_col[0] = 0.0;
|
|
mat_col[1] = 1.0;
|
|
mat_col[2] = 0.0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
mat_col[0] = 0.8;
|
|
mat_col[1] = 0.2;
|
|
mat_col[2] = 0.2;
|
|
}
|
|
|
|
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
|
|
|
|
TopLoc_Location loc;
|
|
Handle(Geom_Surface) surf = BRep_Tool::Surface (face);
|
|
BRepAdaptor_Surface sf(face, Standard_False);
|
|
BRepLProp_SLProps prop(sf, 1, 1e-5);
|
|
Handle(Poly_Triangulation) triangulation = BRep_Tool::Triangulation (face, loc);
|
|
|
|
if (triangulation.IsNull())
|
|
{
|
|
cout << "cannot visualize face " << i << endl;
|
|
occgeometry->fvispar[i-1].SetNotDrawable();
|
|
continue;
|
|
}
|
|
|
|
gp_Pnt2d uv;
|
|
gp_Pnt pnt;
|
|
gp_Vec n;
|
|
|
|
glBegin (GL_TRIANGLES);
|
|
|
|
int ntriangles = triangulation -> NbTriangles();
|
|
for (int j = 1; j <= ntriangles; j++)
|
|
{
|
|
Poly_Triangle triangle = (triangulation -> Triangles())(j);
|
|
gp_Pnt p[3];
|
|
for (int k = 1; k <= 3; k++)
|
|
p[k-1] = (triangulation -> Nodes())(triangle(k)).Transformed(loc);
|
|
|
|
for (int k = 1; k <= 3; k++)
|
|
{
|
|
uv = (triangulation -> UVNodes())(triangle(k));
|
|
prop.SetParameters (uv.X(), uv.Y());
|
|
|
|
// surf->D0 (uv.X(), uv.Y(), pnt);
|
|
|
|
if (prop.IsNormalDefined())
|
|
n = prop.Normal();
|
|
else
|
|
{
|
|
(*testout) << "Visualization of face " << i
|
|
<< ": Normal vector not defined" << endl;
|
|
// n = gp_Vec (0,0,0);
|
|
gp_Vec a(p[0],p[1]);
|
|
gp_Vec b(p[0],p[2]);
|
|
n = b^a;
|
|
}
|
|
|
|
if (face.Orientation() == TopAbs_REVERSED) n *= -1;
|
|
glNormal3f (n.X(), n.Y(), n.Z());
|
|
glVertex3f (p[k-1].X(), p[k-1].Y(), p[k-1].Z());
|
|
}
|
|
}
|
|
glEnd ();
|
|
|
|
}
|
|
glEndList ();
|
|
|
|
}
|
|
|
|
void SelectFaceInOCCDialogTree (int facenr);
|
|
|
|
void VisualSceneOCCGeometry :: MouseDblClick (int px, int py)
|
|
{
|
|
int hits;
|
|
|
|
// select surface triangle by mouse click
|
|
|
|
GLuint selbuf[10000];
|
|
glSelectBuffer (10000, selbuf);
|
|
|
|
glRenderMode (GL_SELECT);
|
|
|
|
GLint viewport[4];
|
|
glGetIntegerv (GL_VIEWPORT, viewport);
|
|
|
|
glMatrixMode (GL_PROJECTION);
|
|
glPushMatrix();
|
|
|
|
GLdouble projmat[16];
|
|
glGetDoublev (GL_PROJECTION_MATRIX, projmat);
|
|
|
|
glLoadIdentity();
|
|
gluPickMatrix (px, viewport[3] - py, 1, 1, viewport);
|
|
glMultMatrixd (projmat);
|
|
|
|
glClearColor(backcolor, backcolor, backcolor, 1.0);
|
|
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
|
|
|
glMatrixMode (GL_MODELVIEW);
|
|
|
|
glPushMatrix();
|
|
glMultMatrixf (transformationmat);
|
|
|
|
glInitNames();
|
|
glPushName (1);
|
|
|
|
glPolygonOffset (1, 1);
|
|
glEnable (GL_POLYGON_OFFSET_FILL);
|
|
|
|
glDisable(GL_CLIP_PLANE0);
|
|
|
|
// Philippose - 30/01/2009
|
|
// Enable clipping planes for Selection mode in OCC Geometry
|
|
if (vispar.clipenable)
|
|
{
|
|
Vec<3> n(clipplane[0], clipplane[1], clipplane[2]);
|
|
double len = Abs(n);
|
|
double mu = -clipplane[3] / (len*len);
|
|
Point<3> p (mu * n);
|
|
n /= len;
|
|
Vec<3> t1 = n.GetNormal ();
|
|
Vec<3> t2 = Cross (n, t1);
|
|
|
|
double xi1mid = (center - p) * t1;
|
|
double xi2mid = (center - p) * t2;
|
|
|
|
glLoadName (0);
|
|
glBegin (GL_QUADS);
|
|
glVertex3dv (p + (xi1mid-rad) * t1 + (xi2mid-rad) * t2);
|
|
glVertex3dv (p + (xi1mid+rad) * t1 + (xi2mid-rad) * t2);
|
|
glVertex3dv (p + (xi1mid+rad) * t1 + (xi2mid+rad) * t2);
|
|
glVertex3dv (p + (xi1mid-rad) * t1 + (xi2mid+rad) * t2);
|
|
glEnd ();
|
|
}
|
|
|
|
glCallList (trilists.Get(1));
|
|
|
|
glDisable (GL_POLYGON_OFFSET_FILL);
|
|
|
|
glPopName();
|
|
|
|
glMatrixMode (GL_PROJECTION);
|
|
glPopMatrix();
|
|
|
|
glMatrixMode (GL_MODELVIEW);
|
|
glPopMatrix();
|
|
|
|
glFlush();
|
|
|
|
hits = glRenderMode (GL_RENDER);
|
|
|
|
int minname = 0;
|
|
GLuint mindepth = 0;
|
|
|
|
// find clippingplane
|
|
GLuint clipdepth = 0; // GLuint(-1);
|
|
|
|
for (int i = 0; i < hits; i++)
|
|
{
|
|
int curname = selbuf[4*i+3];
|
|
if (!curname) clipdepth = selbuf[4*i+1];
|
|
}
|
|
|
|
for (int i = 0; i < hits; i++)
|
|
{
|
|
int curname = selbuf[4*i+3];
|
|
GLuint curdepth = selbuf[4*i+1];
|
|
if (curname && (curdepth> clipdepth) &&
|
|
(curdepth < mindepth || !minname))
|
|
{
|
|
mindepth = curdepth;
|
|
minname = curname;
|
|
}
|
|
}
|
|
|
|
occgeometry->LowLightAll();
|
|
|
|
if (minname)
|
|
{
|
|
occgeometry->fvispar[minname-1].Highlight();
|
|
|
|
if (vispar.occzoomtohighlightedentity)
|
|
occgeometry->changed = OCCGEOMETRYVISUALIZATIONFULLCHANGE;
|
|
else
|
|
occgeometry->changed = OCCGEOMETRYVISUALIZATIONHALFCHANGE;
|
|
cout << "Selected face: " << minname << endl;
|
|
}
|
|
else
|
|
{
|
|
occgeometry->changed = OCCGEOMETRYVISUALIZATIONHALFCHANGE;
|
|
}
|
|
|
|
glDisable(GL_CLIP_PLANE0);
|
|
|
|
SelectFaceInOCCDialogTree (minname);
|
|
|
|
// Philippose - 30/01/2009
|
|
// Set the currently selected face in the array
|
|
// for local face mesh size definition
|
|
occgeometry->SetSelectedFace(minname);
|
|
|
|
// selecttimestamp = NextTimeStamp();
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif // NOTCL
|