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// Gmsh - Copyright (C) 1997-2013 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file for license information. Please report all
// issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
#include "GmshGlobal.h"
#include "GmshConfig.h"
#include "GModel.h"
#include "MElement.h"
#include "PViewDataList.h"
#include "BasisFactory.h"
#include "nodalBasis.h"
#include "CurvedBndDist.h"
#if defined(HAVE_OPTHOM)
#include "IntegralBoundaryDist.h"
#endif
extern "C" {
GMSH_Plugin *GMSH_RegisterCurvedBndDistPlugin()
{
return new GMSH_CurvedBndDistPlugin();
}
}
std::string GMSH_CurvedBndDistPlugin::getHelp() const
{
return "Plugin(CurvedBndDist) ...";
}
#if defined(HAVE_OPTHOM)
static void addLine(PViewDataList *data, const SVector3 &p0, const SVector3 &p1,
double v0, double v1)
{
data->NbSL++;
data->SL.push_back(p0.x());
data->SL.push_back(p1.x());
data->SL.push_back(p0.y());
data->SL.push_back(p1.y());
data->SL.push_back(p0.z());
data->SL.push_back(p1.z());
data->SL.push_back(v0);
data->SL.push_back(v1);
}
/*
static void addQua(PViewDataList *data, const SVector3 &p0, const SVector3
&p1, const SVector3 &p2, const SVector3 &p3, double v)
{
data->NbSQ ++;
data->SQ.push_back(p0.x()); data->SQ.push_back(p1.x());
data->SQ.push_back(p2.x()); data->SQ.push_back(p3.x());
data->SQ.push_back(p0.y()); data->SQ.push_back(p1.y());
data->SQ.push_back(p2.y()); data->SQ.push_back(p3.y());
data->SQ.push_back(p0.z()); data->SQ.push_back(p1.z());
data->SQ.push_back(p2.z()); data->SQ.push_back(p3.z()); data->SQ.push_back(v);
data->SQ.push_back(v); data->SQ.push_back(v); data->SQ.push_back(v);
}
static void addPoint(PViewDataList *data, const SVector3 &p0, double v0)
{
data->NbSP ++;
data->SP.push_back(p0.x());
data->SP.push_back(p0.y());
data->SP.push_back(p0.z());
data->SP.push_back(v0);
}
static void addVP(PViewDataList *data, const SVector3 p0, SVector3 v)
{
data->NbVP ++;
data->VP.push_back(p0.x());
data->VP.push_back(p0.y());
data->VP.push_back(p0.z());
data->VP.push_back(v.x());
data->VP.push_back(v.y());
data->VP.push_back(v.z());
}
*/
#include <limits>
static void drawElementDist(PViewDataList *data, GEdge *edge,
const std::vector<MVertex *> &vertices,
const nodalBasis &basis)
{
std::vector<double> gradient;
std::vector<double> param(vertices.size());
std::vector<bool> onEdge(vertices.size());
std::vector<SPoint3> xyz(vertices.size());
for(size_t i = 0; i < vertices.size(); ++i) {
MVertex *v = vertices[i];
reparamMeshVertexOnEdge(v, edge, param[i]);
onEdge[i] = v->onWhat() == edge;
xyz[i] = v->point();
}
parametricLineGEdge line0(edge, param[0], param[1]);
parametricLineNodalBasis line1(basis, xyz);
{
SPoint3 p, p1;
line0.hausdorffDistance(line1, p, p1);
addLine(data, p, p1, 0., 1);
}
}
/*
static void drawElement(PViewDataList *data, GEdge *edge,
const std::vector<MVertex *>&vertices, const
nodalBasis &basis)
{
std::vector<double> gradient;
std::vector<double> param(vertices.size());
std::vector<bool> onEdge(vertices.size());
std::vector<SPoint3> xyz(vertices.size());
for (size_t i = 0; i < vertices.size(); ++i) {
MVertex *v = vertices[i];
reparamMeshVertexOnEdge(v, edge, param[i]);
onEdge[i] = v->onWhat() == edge;
xyz[i] = v->point();
}
computeBndDistAndGradient(edge, param, vertices, basis, xyz, onEdge,
gradient,1.e-6); for (size_t i = 0; i < vertices.size(); ++i) { double t0;
reparamMeshVertexOnEdge(vertices[i], edge, t0);
SPoint3 p = vertices[i]->point();
GPoint gpt = edge->point(t0 + 1e-8);
SPoint3 pt(gpt.x(), gpt.y(), gpt.z());
SVector3 t = (pt - p);
t.normalize();
//addPoint(data, p, 0);
addVP(data, p, t * (-gradient[i]));
}
}
*/
#endif
PView *GMSH_CurvedBndDistPlugin::execute(PView *v)
{
#if defined(HAVE_OPTHOM)
PView *pv = new PView();
PViewDataList *data = getDataList(pv);
data->Time.push_back(0.);
GModel *m = GModel::current();
for(auto iface = m->firstFace(); iface != m->lastFace(); ++iface) {
GFace *face = *iface;
for(size_t iElement = 0; iElement < face->getNumMeshElements();
++iElement) {
MElement *element = face->getMeshElement(iElement);
const nodalBasis &elbasis = *element->getFunctionSpace();
for(int iEdge = 0; iEdge < element->getNumEdges(); ++iEdge) {
int clId = elbasis.getClosureId(iEdge, 1);
const std::vector<int> &closure = elbasis.closures[clId];
std::vector<MVertex *> vertices;
GEdge *edge = nullptr;
for(size_t i = 0; i < closure.size(); ++i) {
MVertex *v = element->getVertex(closure[i]);
vertices.push_back(v);
if((int)i >= 2 && v->onWhat() && v->onWhat()->dim() == 1) {
edge = v->onWhat()->cast2Edge();
}
}
if(edge) {
drawElementDist(
data, edge, vertices,
*BasisFactory::getNodalBasis(elbasis.getClosureType(clId)));
}
}
}
}
data->finalize();
return pv;
#else
Msg::Error("Plugin requires OPTHOM module");
return v;
#endif
}
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