netgen/libsrc/stlgeom/vsstl.cpp

1247 lines
31 KiB
C++
Raw Normal View History

2011-01-11 01:18:01 +05:00
#include <mystdlib.h>
#include <myadt.hpp>
#include <linalg.hpp>
#include <stlgeom.hpp>
#include <meshing.hpp>
#include <visual.hpp>
#include "vsstl.hpp"
namespace netgen
{
/*
//mmm
#include "stlgeom/modeller.hpp"
*/
/* *********************** Draw STL Geometry **************** */
extern STLGeometry * stlgeometry;
DLL_HEADER extern shared_ptr<Mesh> mesh;
2011-01-11 01:18:01 +05:00
// #include "../../ngtcltk/mvdraw.hpp"
VisualSceneSTLMeshing :: VisualSceneSTLMeshing ()
: VisualScene()
{
selecttrig = 0;
nodeofseltrig = 1;
stlgeometry->SetSelectTrig(selecttrig);
stlgeometry->SetNodeOfSelTrig(nodeofseltrig);
}
VisualSceneSTLMeshing :: ~VisualSceneSTLMeshing ()
{
;
}
void VisualSceneSTLMeshing :: DrawScene ()
{
int i, j, k;
if (changeval != stlgeometry->GetNT())
BuildScene();
changeval = stlgeometry->GetNT();
int colormeshsize = vispar.colormeshsize;
double hmin = 0.0, hmax = 1.0;
if (colormeshsize)
{
hmax = -1E50;
hmin = +1E50;
double ms;
for (i = 1; i <= stlgeometry->GetNP(); i++)
{
ms = mesh->GetH (stlgeometry->GetPoint(i));
hmin = min2(hmin,ms);
hmax = max2(hmax,ms);
}
//hmax = mparam.maxh;
//hmin = mesh->GetMinH (stlgeometry->GetBoundingBox().PMin(),
// stlgeometry->GetBoundingBox().PMax());
if (hmin == 0) hmin = 0.1 * hmax;
//hmax *= 1.1;
}
glClearColor(backcolor, backcolor, backcolor, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SetLight();
glPushMatrix();
glMultMatrixd (transformationmat);
2011-01-11 01:18:01 +05:00
SetClippingPlane ();
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);
float mat_spec_col[] = { 1, 1, 1, 1 };
glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, mat_spec_col);
double shine = vispar.shininess;
// double transp = vispar.transp;
glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
glLogicOp (GL_COPY);
float mat_colred[] = { 0.9f, 0.0f, 0.0f, 1.0f };
float mat_colgreen[] = { 0.0f, 0.9f, 0.0f, 1.0f };
float mat_colblue[] = { 0.1f, 0.1f, 1.0f, 1.0f };
float mat_colbluegreen[] = { 0.1f, 0.5f, 0.9f, 1.0f };
// float mat_colpink[] = { 1.0f, 0.1f, 0.5f, 1.0f };
float mat_colviolet[] = { 1.0f, 0.1f, 1.0f, 1.0f };
float mat_colbrown[] = { 0.8f, 0.6f, 0.1f, 1.0f };
// float mat_colorange[] = { 0.9f, 0.7f, 0.1f, 1.0f };
// float mat_colturquis[] = { 0.0f, 1.0f, 0.8f, 1.0f };
float mat_colgrey[] = { 0.3f, 0.3f, 0.3f, 1.0f };
float mat_collred[] = { 1.0f, 0.5f, 0.5f, 1.0f };
float mat_collgreen[] = { 0.2f, 1.9f, 0.2f, 1.0f };
float mat_collbrown[] = { 1.0f, 0.8f, 0.3f, 1.0f };
float mat_collgrey[] = { 0.8f, 0.8f, 0.8f, 1.0f };
// float mat_colmgrey[] = { 0.4f, 0.4f, 0.4f, 1.0f };
float mat_colstlbody[] = { 0.0f, 0.0f, 0.8f, 1.0f };
float mat_colseltrig[] = { 0.7f, 0.7f, 0.3f, 1.0f };
float mat_colseledge[] = { 0.7f, 0.7f, 1.0f, 1.0f };
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colblue);
float pgoff = 0.5f;
glPolygonOffset (pgoff*1, pgoff*1);
glEnable (GL_POLYGON_OFFSET_FILL);
glEnable (GL_NORMALIZE);
/*
{
//mmm
//test modeller
Modeller model;
//MoZylinder z1(Point3d(0,0,0),Vec3d(100,0,0),20,0.01);
//model.Add(&z1);
//MoZylinder z2(Point3d(50,50,0),Vec3d(0,-100,0),20,0.01);
//model.Add(&z2);
MoZylinder z1(Point3d(0,0,0),Vec3d(100,0,0),20,0.01);
MoZylinder z2(Point3d(50,50,0),Vec3d(0,-100,0),20,0.01);
MoCombine cb1(&z1,&z2);
model.Add(&cb1);
2019-07-09 13:39:16 +05:00
NgArray<MoTriangle> trigs;
2011-01-11 01:18:01 +05:00
model.GetTriangles(trigs);
int i, k;
glBegin (GL_TRIANGLES);
for (i = 1; i <= trigs.Size(); i++)
{
const MoTriangle & tria = trigs.Get(i);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
for (k = 0; k < 3; k++)
{
glVertex3f (tria.pts[k].X(),
tria.pts[k].Y(),
tria.pts[k].Z());
}
}
glEnd ();
}
*/
if (!stlgeometry->trigsconverted)
{
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
/*
if (j % 10 == seltria)
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_colred);
*/
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle & tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 1; k <= 3; k++)
{
const Point3d & tp = stlgeometry->GetPoint(stlgeometry->GetTriangle(j).PNum(k));
glVertex3f (tp.X(), tp.Y(), tp.Z());
}
/*
if (j%10 == seltria)
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_colblue);
*/
}
glEnd ();
glDisable (GL_POLYGON_OFFSET_FILL);
int showtrias = vispar.stlshowtrias;
if (showtrias)
{
float mat_coll[] = { 0.2f, 0.2f, 0.2f, 1.f };
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_coll);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle & tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 1; k <= 3; k++)
{
const Point3d & tp =
stlgeometry->GetPoint(stlgeometry->GetTriangle(j).PNum(k));
glVertex3f (tp.X(), tp.Y(), tp.Z());
}
/*
for (k = 0; k < 3; k++)
{
glVertex3f (tria.pts[k].X(),
tria.pts[k].Y(),
tria.pts[k].Z());
}
*/
}
glEnd ();
}
}
else
{
int showfilledtrias = vispar.stlshowfilledtrias;
//(*mycout) << "in " << showfilledtrias << ", NT=" << stlgeometry -> GetNT() << endl;
int chartnumber;
if (vispar.stlshowmarktrias)
chartnumber = vispar.stlchartnumber + vispar.stlchartnumberoffset;
else
chartnumber = stlgeometry->GetMeshChartNr();
if (showfilledtrias)
{
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
if (colormeshsize)
glEnable (GL_COLOR_MATERIAL);
glPolygonOffset (pgoff*4, pgoff*4);
glEnable (GL_POLYGON_OFFSET_FILL);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
int selt = stlgeometry -> GetSelectTrig();
if (stldoctor.selectmode != 0)
{selt = 0; } //do not show selected triangle!!!!
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colstlbody);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
if (stldoctor.showvicinity && !stlgeometry->Vicinity(j)) {continue;}
if (j == selt)
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colseltrig);
}
else if (j == selt+1)
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colstlbody);
}
const STLTriangle& st = stlgeometry -> GetTriangle(j);
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
const Point3d & p = stlgeometry->GetPoint(st[k]);
if (colormeshsize)
{
SetOpenGlColor (mesh->GetH (p), hmin, hmax, 1);
}
glVertex3f (p.X(), p.Y(), p.Z());
}
}
glEnd ();
}
int foundseltrig = stlgeometry -> GetSelectTrig();
if (foundseltrig == 0 || foundseltrig > stlgeometry->GetNT() ||
(stldoctor.showvicinity && !stlgeometry->Vicinity(foundseltrig)))
{foundseltrig = 0;}
if (foundseltrig)
{
glPolygonOffset (pgoff*0, 0);
glEnable (GL_POLYGON_OFFSET_FILL);
//glDisable (GL_POLYGON_OFFSET_FILL);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colseledge);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glEnable (GL_NORMALIZE);
if (stldoctor.selectmode == 2)
{
//point
const STLTriangle& st = stlgeometry -> GetTriangle(foundseltrig);
const Point3d & p1 = stlgeometry->GetPoint(st[0]);
const Point3d & p2 = stlgeometry->GetPoint(st[1]);
const Point3d & p3 = stlgeometry->GetPoint(st[2]);
double cs = (Dist(p1,p2)+Dist(p2,p3)+Dist(p3,p1))/100.;
const Point3d & p = stlgeometry->GetPoint(st[nodeofseltrig-1]);
glLineWidth (4);
glBegin (GL_LINES);
glVertex3f(p.X()+cs, p.Y()+cs, p.Z()+cs);
glVertex3f(p.X()-cs, p.Y()-cs, p.Z()-cs);
glVertex3f(p.X()-cs, p.Y()+cs, p.Z()+cs);
glVertex3f(p.X()+cs, p.Y()-cs, p.Z()-cs);
glVertex3f(p.X()-cs, p.Y()+cs, p.Z()+cs);
glVertex3f(p.X()+cs, p.Y()-cs, p.Z()-cs);
glVertex3f(p.X()+cs, p.Y()-cs, p.Z()+cs);
glVertex3f(p.X()-cs, p.Y()+cs, p.Z()-cs);
glEnd ();
glLineWidth (1);
}
else if (stldoctor.selectmode == 1 ||
stldoctor.selectmode == 3 ||
stldoctor.selectmode == 4)
{
//multiedge
2019-07-09 13:39:16 +05:00
const NgArray<twoint>& me = stlgeometry->SelectedMultiEdge();
2011-01-11 01:18:01 +05:00
if (stlgeometry->GetSelectTrig() > 0 &&
stlgeometry->GetSelectTrig() <= stlgeometry->GetNT() &&
me.Size())
{
int en = stlgeometry->EdgeDataList().GetEdgeNum(me.Get(1).i1,me.Get(1).i2);
int status = stlgeometry->EdgeDataList().Get(en).GetStatus();
switch (status)
{
case ED_CONFIRMED:
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_collgreen);
break;
case ED_CANDIDATE:
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_collbrown);
break;
case ED_EXCLUDED:
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_collred);
break;
}
glLineWidth (2);
glBegin (GL_LINES);
for (j = 1; j <= me.Size(); j++)
{
Point3d p1 = stlgeometry->GetPoint(me.Get(j).i1);
Point3d p2 = stlgeometry->GetPoint(me.Get(j).i2);
glVertex3f(p1.X(), p1.Y(), p1.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
}
glEnd ();
glLineWidth (1);
}
}
}
int showmarktrias = vispar.stlshowmarktrias || vispar.stlshowactivechart;
if (stldoctor.showmarkedtrigs)
{
//(*mycout) << "marked" << endl;
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); //GL_LINE
glPolygonOffset (pgoff*1, pgoff*1);
glEnable (GL_POLYGON_OFFSET_FILL);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colbluegreen);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
if (stldoctor.showvicinity && !stlgeometry->Vicinity(j))
{continue;}
if (!stlgeometry->IsMarkedTrig(j))
{continue;}
const STLTriangle& st = stlgeometry -> GetTriangle(j);
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
const Point3d & p = stlgeometry->GetPoint(st[k]);
glVertex3f (p.X(), p.Y(), p.Z());
}
}
glEnd ();
//show OpenSegments on original geometry
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colviolet);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glPolygonOffset (pgoff*1, 1);
glEnable (GL_NORMALIZE);
glBegin (GL_LINES);
if (stlgeometry->GetNMarkedSegs())
{
Point<3> p1,p2;
for (j = 1; j <= stlgeometry -> GetNMarkedSegs(); j++)
{
stlgeometry->GetMarkedSeg(j,p1,p2);
glVertex3dv(&p1(0));
glVertex3dv(&p2(0));
}
}
glEnd ();
}
if (stldoctor.showfaces)
{
int facenumber = vispar.stlchartnumber + vispar.stlchartnumberoffset;
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glPolygonOffset (pgoff*3, 3);
glEnable (GL_POLYGON_OFFSET_FILL);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_collgrey);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
if (stldoctor.showvicinity && !stlgeometry->Vicinity(j))
{continue;}
//(*mycout) << " facenum = " << stlgeometry->GetTriangle(j).GetFaceNum() << " ";
if (stlgeometry->GetTriangle(j).GetFaceNum() != facenumber)
{continue;}
const STLTriangle& st = stlgeometry -> GetTriangle(j);
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
Point3d p = stlgeometry->GetPoint(st[k]);
glVertex3f (p.X(), p.Y(), p.Z());
}
}
glEnd ();
}
if (showmarktrias && stlgeometry->AtlasMade())
{
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glPolygonOffset (pgoff*3, 3);
glEnable (GL_POLYGON_OFFSET_FILL);
glBegin (GL_TRIANGLES);
if (chartnumber >= 1 && chartnumber <= stlgeometry->GetNOCharts())
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colbrown);
const STLChart& chart = stlgeometry->GetChart(chartnumber);
for (j = 1; j <= chart.GetNChartT(); j++)
{
/*
if (j == charttrignumber)
{glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colred);}
else
{glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colbrown);}
*/
2019-09-21 04:06:49 +05:00
const STLTriangle& st = stlgeometry -> GetTriangle(chart.GetChartTrig1(j));
2011-01-11 01:18:01 +05:00
2019-09-21 04:06:49 +05:00
const Vec3d & n = stlgeometry->GetTriangle(chart.GetChartTrig1(j)).Normal();
2011-01-11 01:18:01 +05:00
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(chart.GetChartTrig(j));
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
glVertex3f (stlgeometry->GetPoint(st[k])(0),
stlgeometry->GetPoint(st[k])(1),
stlgeometry->GetPoint(st[k])(2));
}
}
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colgreen);
for (j = 1; j <= chart.GetNOuterT(); j++)
{
2019-09-21 04:06:49 +05:00
const STLTriangle& st = stlgeometry -> GetTriangle(chart.GetOuterTrig1(j));
2011-01-11 01:18:01 +05:00
2019-09-21 04:06:49 +05:00
const Vec3d & n = stlgeometry->GetTriangle(chart.GetOuterTrig1(j)).Normal();
2011-01-11 01:18:01 +05:00
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(chart.GetOuterTrig(j));
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
glVertex3f (stlgeometry->GetPoint(st[k])(0),
stlgeometry->GetPoint(st[k])(1),
stlgeometry->GetPoint(st[k])(2));
}
}
}
glEnd ();
}
int showtrias = vispar.stlshowtrias;
if (showtrias)
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colgrey);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glPolygonOffset (pgoff*2, 2);
glEnable (GL_POLYGON_OFFSET_FILL);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
if (stldoctor.showvicinity && !stlgeometry->Vicinity(j)) {continue;}
const STLTriangle& st = stlgeometry -> GetTriangle(j);
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
/*
const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
*/
for (k = 0; k < 3; k++)
{
glVertex3f (stlgeometry->GetPoint(st[k])(0),
stlgeometry->GetPoint(st[k])(1),
stlgeometry->GetPoint(st[k])(2));
}
}
glEnd ();
}
int showedges = vispar.stlshowedges;
if (showedges)
{
glPolygonOffset (pgoff*1, 1);
glEnable (GL_POLYGON_OFFSET_FILL);
//glDisable (GL_POLYGON_OFFSET_FILL);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colgreen);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glEnable (GL_NORMALIZE);
glBegin (GL_LINES);
/*
if (stldoctor.useexternaledges)
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colorange);
for (j = 1; j <= stlgeometry -> NOExternalEdges(); j++)
{
twoint v = stlgeometry->GetExternalEdge(j);
Point3d p1 = stlgeometry->GetPoint(v.i1);
Point3d p2 = stlgeometry->GetPoint(v.i2);
Vec3d n1 = stlgeometry->GetNormal(v.i1);
Vec3d n2 = stlgeometry->GetNormal(v.i2);
glNormal3f(n1.X(), n1.Y(), n1.Z());
glVertex3f(p1.X(), p1.Y(), p1.Z());
glNormal3f(n2.X(), n2.Y(), n2.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
}
}
*/
if (!stlgeometry->meshlines.Size() || !stldoctor.drawmeshededges)
{
/*
for (j = 1; j <= stlgeometry -> GetNE(); j++)
{
STLEdge v = stlgeometry->GetEdge(j);
Point3d p1 = stlgeometry->GetPoint(v.pts[0]);
Point3d p2 = stlgeometry->GetPoint(v.pts[1]);
Vec3d n1 = stlgeometry->GetNormal(v.pts[0]);
Vec3d n2 = stlgeometry->GetNormal(v.pts[1]);
glNormal3f(n1.X(), n1.Y(), n1.Z());
glVertex3f(p1.X(), p1.Y(), p1.Z());
glNormal3f(n2.X(), n2.Y(), n2.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
}
*/
const STLEdgeDataList& ed = stlgeometry->EdgeDataList();
for (i = 1; i <= ed.Size(); i++)
{
if (ed.Get(i).GetStatus() != ED_UNDEFINED)
{
switch (ed.Get(i).GetStatus())
{
case ED_CONFIRMED:
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_colgreen);
break;
case ED_CANDIDATE:
glMaterialfv (GL_FRONT_AND_BACK,
GL_AMBIENT_AND_DIFFUSE, mat_colbrown);
break;
case ED_EXCLUDED:
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colred);
break;
}
if (ed.Get(i).GetStatus() == ED_EXCLUDED && !stldoctor.showexcluded) continue;
Point3d p1 = stlgeometry->GetPoint(ed.Get(i).PNum(1));
Point3d p2 = stlgeometry->GetPoint(ed.Get(i).PNum(2));
glVertex3f(p1.X(), p1.Y(), p1.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
}
}
}
/*
else
if (stlgeometry->meshlines.Size() == 0)
{
for (j = 1; j <= stlgeometry->GetNLines(); j++)
{
STLLine* line = stlgeometry->GetLine(j);
int pn1, pn2;
for (int k = 1; k <= line->NP()-1; k++)
{
pn1 = line->PNum(k);
pn2 = line->PNum(k+1);
Point3d p1 = stlgeometry->GetPoint(pn1);
Point3d p2 = stlgeometry->GetPoint(pn2);
Vec3d n1 = stlgeometry->GetNormal(pn1);
Vec3d n2 = stlgeometry->GetNormal(pn2);
glNormal3f(n1.X(), n1.Y(), n1.Z());
glVertex3f(p1.X(), p1.Y(), p1.Z());
glNormal3f(n2.X(), n2.Y(), n2.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
}
}
}
*/
else if (stlgeometry->meshlines.Size() != 0)
{
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colgreen);
for (j = 1; j <= stlgeometry->meshlines.Size(); j++)
{
STLLine* line = stlgeometry->meshlines.Get(j);
int pn1, pn2;
for (int k = 1; k <= line->NP()-1; k++)
{
pn1 = line->PNum(k);
pn2 = line->PNum(k+1);
Point3d p1 = stlgeometry->meshpoints.Get(pn1);
Point3d p2 = stlgeometry->meshpoints.Get(pn2);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colgreen);
glVertex3f(p1.X(), p1.Y(), p1.Z());
glVertex3f(p2.X(), p2.Y(), p2.Z());
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colred);
double cs = 0.02*Dist(p1,p2);
glVertex3f(p1.X()+cs, p1.Y()+cs, p1.Z()+cs);
glVertex3f(p1.X()-cs, p1.Y()-cs, p1.Z()-cs);
glVertex3f(p2.X()+cs, p2.Y()+cs, p2.Z()+cs);
glVertex3f(p2.X()-cs, p2.Y()-cs, p2.Z()-cs);
glVertex3f(p1.X()-cs, p1.Y()+cs, p1.Z()+cs);
glVertex3f(p1.X()+cs, p1.Y()-cs, p1.Z()-cs);
glVertex3f(p2.X()-cs, p2.Y()+cs, p2.Z()+cs);
glVertex3f(p2.X()+cs, p2.Y()-cs, p2.Z()-cs);
}
}
}
glEnd ();
}
if (stldoctor.showedgecornerpoints && stlgeometry->LineEndPointsSet())
{
glPointSize (5);
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_colred);
glBegin (GL_POINTS);
for (i = 1; i <= stlgeometry->GetNP(); i++)
{
if (stlgeometry->IsLineEndPoint(i))
{
const Point3d p = stlgeometry->GetPoint(i);
glVertex3f (p.X(), p.Y(), p.Z());
}
}
glEnd();
}
}
glPopMatrix();
if (vispar.colormeshsize)
DrawColorBar (hmin, hmax, 1);
glFinish();
}
void VisualSceneSTLMeshing :: BuildScene (int zoomall)
{
if (selecttrig && zoomall == 2)
center = stlgeometry -> GetPoint ( stlgeometry->GetTriangle(selecttrig).PNum(nodeofseltrig));
else
center = stlgeometry -> GetBoundingBox().Center();
rad = stlgeometry -> GetBoundingBox().Diam() / 2;
CalcTransformationMatrices();
}
void VisualSceneSTLMeshing :: MouseDblClick (int px, int py)
{
// (*mycout) << "dblclick: " << px << " - " << py << endl;
int i, j, k, hits;
// select surface triangle by mouse click
GLuint selbuf[10000];
glSelectBuffer (10000, selbuf);
glRenderMode (GL_SELECT);
GLint viewport[4];
glGetIntegerv (GL_VIEWPORT, viewport);
/*
(*mycout) << "viewport = " << viewport[0] << " "
<< viewport[1] << " " << viewport[2] << " " << viewport[3] << endl;
*/
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();
glMultMatrixd (transformationmat);
2011-01-11 01:18:01 +05:00
glInitNames();
glPushName (1);
glEnable (GL_POLYGON_OFFSET_FILL);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
if (stldoctor.showvicinity && !stlgeometry->Vicinity(j)) {continue;}
const STLTriangle& st = stlgeometry -> GetTriangle(j);
//const STLReadTriangle& tria = stlgeometry -> GetReadTriangle(j);
//glNormal3f (tria.normal.X(), tria.normal.Y(), tria.normal.Z());
if (stldoctor.selectmode == 0)
{
glLoadName (j);
glBegin (GL_TRIANGLES);
for (k = 0; k < 3; k++)
{
Point3d p = stlgeometry->GetPoint(st[k]);
glVertex3f (p.X(), p.Y(), p.Z());
}
glEnd ();
}
else if (stldoctor.selectmode == 1 || stldoctor.selectmode == 3
|| stldoctor.selectmode == 4)
{
Point3d pm = Center(stlgeometry->GetPoint(st[0]),
stlgeometry->GetPoint(st[1]),
stlgeometry->GetPoint(st[2]));
for (k = 0; k < 3; k++)
{
glLoadName (j*3+k-2);
glBegin (GL_TRIANGLES);
Point3d p1 = stlgeometry->GetPoint(st[k]);
Point3d p2 = stlgeometry->GetPoint(st[(k+1)%3]);
glVertex3f (p1.X(), p1.Y(), p1.Z());
glVertex3f (p2.X(), p2.Y(), p2.Z());
glVertex3f (pm.X(), pm.Y(), pm.Z());
glEnd ();
}
}
else
{
Point3d pm1 = Center(stlgeometry->GetPoint(st[0]),
stlgeometry->GetPoint(st[1]));
Point3d pm2 = Center(stlgeometry->GetPoint(st[1]),
stlgeometry->GetPoint(st[2]));
Point3d pm3 = Center(stlgeometry->GetPoint(st[2]),
stlgeometry->GetPoint(st[0]));
Point3d p1 = stlgeometry->GetPoint(st[0]);
Point3d p2 = stlgeometry->GetPoint(st[1]);
Point3d p3 = stlgeometry->GetPoint(st[2]);
glLoadName (j*4-3);
glBegin (GL_TRIANGLES);
glVertex3f (p1.X(), p1.Y(), p1.Z());
glVertex3f (pm1.X(), pm1.Y(), pm1.Z());
glVertex3f (pm3.X(), pm3.Y(), pm3.Z());
glEnd ();
glLoadName (j*4-2);
glBegin (GL_TRIANGLES);
glVertex3f (p2.X(), p2.Y(), p2.Z());
glVertex3f (pm2.X(), pm2.Y(), pm2.Z());
glVertex3f (pm1.X(), pm1.Y(), pm1.Z());
glEnd ();
glLoadName (j*4-1);
glBegin (GL_TRIANGLES);
glVertex3f (p3.X(), p3.Y(), p3.Z());
glVertex3f (pm3.X(), pm3.Y(), pm3.Z());
glVertex3f (pm2.X(), pm2.Y(), pm2.Z());
glEnd ();
glLoadName (j*4);
glBegin (GL_TRIANGLES);
glVertex3f (pm1.X(), pm1.Y(), pm1.Z());
glVertex3f (pm2.X(), pm2.Y(), pm2.Z());
glVertex3f (pm3.X(), pm3.Y(), pm3.Z());
glEnd ();
}
}
glPopName();
glMatrixMode (GL_PROJECTION);
glPopMatrix();
glMatrixMode (GL_MODELVIEW);
glPopMatrix();
glFlush();
hits = glRenderMode (GL_RENDER);
// (*mycout) << "hits = " << hits << endl;
//int minrec = -1;
int minname = 0;
GLuint mindepth = 0;
for (i = 0; i < hits; i++)
{
int curname = selbuf[4*i+3];
GLuint curdepth = selbuf[4*i+1];
/*
(*mycout) << selbuf[4*i] << " " << selbuf[4*i+1] << " "
<< selbuf[4*i+2] << " " << selbuf[4*i+3] << endl;
*/
if (curname &&
(curdepth < mindepth || !minname))
{
//minrec = i;
mindepth = curdepth;
minname = curname;
}
}
if (!minname) {return;}
if (stldoctor.selectmode == 0)
{
int oldtrig = selecttrig;
selecttrig = minname;
if (selecttrig == oldtrig)
nodeofseltrig = (nodeofseltrig % 3) + 1;
else
nodeofseltrig = 1;
stlgeometry->SetSelectTrig(selecttrig);
stlgeometry->SetNodeOfSelTrig(nodeofseltrig);
stlgeometry->PrintSelectInfo();
}
else if (stldoctor.selectmode == 1 || stldoctor.selectmode == 3 || stldoctor.selectmode == 4)
{
selecttrig = (minname-1) / 3 + 1;
nodeofseltrig = minname-selecttrig*3+3;
stlgeometry->SetSelectTrig(selecttrig);
stlgeometry->SetNodeOfSelTrig(nodeofseltrig);
stlgeometry->PrintSelectInfo();
if (stldoctor.selectmode == 1)
{
stlgeometry->BuildSelectedEdge(twoint(stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig),
stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig+1)));
}
if (stldoctor.selectmode == 3)
{
stlgeometry->BuildSelectedMultiEdge(twoint(stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig),
stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig+1)));
}
else if (stldoctor.selectmode == 4)
{
stlgeometry->BuildSelectedCluster(twoint(stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig),
stlgeometry->GetTriangle(selecttrig).PNumMod(nodeofseltrig+1)));
}
switch (stldoctor.edgeselectmode)
{
case 1: stlgeometry->STLDoctorUndefinedEdge(); break;
case 2: stlgeometry->STLDoctorConfirmEdge(); break;
case 3: stlgeometry->STLDoctorCandidateEdge(); break;
case 4: stlgeometry->STLDoctorExcludeEdge(); break;
default: break;
}
}
else if (stldoctor.selectmode == 2)
{
selecttrig = (minname-1) / 4 + 1;
nodeofseltrig = minname-selecttrig*4+4;
if (nodeofseltrig == 4) {nodeofseltrig = 1;}
stlgeometry->SetSelectTrig(selecttrig);
stlgeometry->SetNodeOfSelTrig(nodeofseltrig);
stlgeometry->PrintSelectInfo();
}
if (stldoctor.showtouchedtrigchart && stlgeometry->AtlasMade() && stlgeometry->GetSelectTrig())
{
vispar.stlchartnumber = stlgeometry->GetChartNr(stlgeometry->GetSelectTrig());
vispar.stlchartnumberoffset = 0;
}
}
// VisualSceneSTLMeshing vsstlmeshing;
/* *********************** Draw STL Geometry **************** */
VisualSceneSTLGeometry :: VisualSceneSTLGeometry ()
: VisualScene()
{
;
}
VisualSceneSTLGeometry :: ~VisualSceneSTLGeometry ()
{
;
}
void VisualSceneSTLGeometry :: DrawScene ()
{
if (changeval != stlgeometry->GetNT())
BuildScene();
changeval = stlgeometry->GetNT();
glClearColor(backcolor, backcolor, backcolor, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SetLight();
glPushMatrix();
glMultMatrixd (transformationmat);
2011-01-11 01:18:01 +05:00
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);
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);
glCallList (trilists.Get(1));
glDisable (GL_POLYGON_OFFSET_FILL);
int showtrias = vispar.showstltrias;
if (showtrias)
{
float mat_coll[] = { 0.2f, 0.2f, 0.2f, 1.0f };
glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_coll);
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glCallList (trilists.Get(1));
}
/*
glBegin (GL_TRIANGLES);
for (j = 1; j <= stlgeometry -> GetNT(); j++)
{
const STLTriangle & tria = stlgeometry -> GetTriangle(j);
glNormal3f (tria.normal.X(),
tria.normal.Y(),
tria.normal.Z());
for (k = 0; k < 3; k++)
{
glVertex3f (tria.pts[k].X(),
tria.pts[k].Y(),
tria.pts[k].Z());
}
}
glEnd ();
*/
glPopMatrix();
glFinish();
}
void VisualSceneSTLGeometry :: BuildScene (int zoomall)
{
// cout << "rebuild stl geometry scene" << endl;
center = stlgeometry -> GetBoundingBox().Center();
rad = stlgeometry -> GetBoundingBox().Diam() / 2;
CalcTransformationMatrices();
for (int i = 1; i <= trilists.Size(); i++)
glDeleteLists (trilists.Elem(i), 1);
trilists.SetSize(0);
trilists.Append (glGenLists (1));
glNewList (trilists.Last(), GL_COMPILE);
glEnable (GL_NORMALIZE);
glBegin (GL_TRIANGLES);
for (int j = 1; j <= stlgeometry -> GetNT(); j++)
{
const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
glNormal3f (n.X(), n.Y(), n.Z());
for (int k = 1; k <= 3; k++)
{
const Point3d & p =
stlgeometry->GetPoint (stlgeometry -> GetTriangle(j).PNum(k));
glVertex3f (p.X(),p.Y(), p.Z());
}
}
glEnd ();
glEndList ();
}
}
2016-12-12 17:14:47 +05:00
#ifdef NG_PYTHON
2016-12-12 18:22:24 +05:00
2016-12-12 17:14:47 +05:00
#include <../general/ngpython.hpp>
#include <core/ngcore_api.hpp>
2016-12-12 17:14:47 +05:00
NGCORE_API_EXPORT void ExportSTLVis(py::module &m)
2016-12-12 17:14:47 +05:00
{
using namespace netgen;
py::class_<VisualSceneSTLGeometry, shared_ptr<VisualSceneSTLGeometry>>
(m, "VisualSceneSTLGeometry")
.def("Draw", &VisualSceneSTLGeometry::DrawScene)
;
m.def("SetBackGroundColor", &VisualSceneSTLGeometry::SetBackGroundColor);
m.def("VS",
[](STLGeometry & geom)
{
auto vs = make_shared<VisualSceneSTLGeometry>();
vs->SetGeometry(&geom);
return vs;
});
}
PYBIND11_MODULE(libstlvis, m) {
2016-12-12 17:14:47 +05:00
ExportSTLVis(m);
}
#endif