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// Gmsh - Copyright (C) 1997-2021 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 <stdio.h>
#include <string.h>
#include "GmshMessage.h"
#include "GmshDefines.h"
#include "Numeric.h"
#include "PViewData.h"
#include "adaptiveData.h"
#include "OS.h"
bool PViewData::writeSTL(const std::string &fileName)
{
FILE *fp = Fopen(fileName.c_str(), "w");
if(!fp) {
Msg::Error("Unable to open file '%s'", fileName.c_str());
return false;
}
if(!getNumTriangles() && !getNumQuadrangles()) {
Msg::Error("No surface elements to save");
fclose(fp);
return false;
}
int step = getFirstNonEmptyTimeStep();
fprintf(fp, "solid Created by Gmsh\n");
for(int ent = 0; ent < getNumEntities(step); ent++) {
for(int ele = 0; ele < getNumElements(step, ent); ele++) {
if(getDimension(step, ent, ele) != 2) continue;
if(skipElement(step, ent, ele)) continue;
int N = getNumNodes(step, ent, ele);
if(N != 3 && N != 4) continue;
double x[4], y[4], z[4], n[3];
for(int i = 0; i < N; i++) getNode(step, ent, ele, i, x[i], y[i], z[i]);
normal3points(x[0], y[0], z[0], x[1], y[1], z[1], x[2], y[2], z[2], n);
if(N == 3) {
fprintf(fp, "facet normal %g %g %g\n", n[0], n[1], n[2]);
fprintf(fp, " outer loop\n");
fprintf(fp, " vertex %g %g %g\n", x[0], y[0], z[0]);
fprintf(fp, " vertex %g %g %g\n", x[1], y[1], z[1]);
fprintf(fp, " vertex %g %g %g\n", x[2], y[2], z[2]);
fprintf(fp, " endloop\n");
fprintf(fp, "endfacet\n");
}
else {
fprintf(fp, "facet normal %g %g %g\n", n[0], n[1], n[2]);
fprintf(fp, " outer loop\n");
fprintf(fp, " vertex %g %g %g\n", x[0], y[0], z[0]);
fprintf(fp, " vertex %g %g %g\n", x[1], y[1], z[1]);
fprintf(fp, " vertex %g %g %g\n", x[2], y[2], z[2]);
fprintf(fp, " endloop\n");
fprintf(fp, "endfacet\n");
fprintf(fp, "facet normal %g %g %g\n", n[0], n[1], n[2]);
fprintf(fp, " outer loop\n");
fprintf(fp, " vertex %g %g %g\n", x[0], y[0], z[0]);
fprintf(fp, " vertex %g %g %g\n", x[2], y[2], z[2]);
fprintf(fp, " vertex %g %g %g\n", x[3], y[3], z[3]);
fprintf(fp, " endloop\n");
fprintf(fp, "endfacet\n");
}
}
}
fprintf(fp, "endsolid Created by Gmsh\n");
fclose(fp);
return true;
}
bool PViewData::writeTXT(const std::string &fileName)
{
FILE *fp = Fopen(fileName.c_str(), "w");
if(!fp) {
Msg::Error("Unable to open file '%s'", fileName.c_str());
return false;
}
for(int step = 0; step < getNumTimeSteps(); step++) {
for(int ent = 0; ent < getNumEntities(step); ent++) {
for(int ele = 0; ele < getNumElements(step, ent); ele++) {
if(skipElement(step, ent, ele)) continue;
for(int nod = 0; nod < getNumNodes(step, ent, ele); nod++) {
double x, y, z;
getNode(step, ent, ele, nod, x, y, z);
fprintf(fp, "%d %.16g %d %d %.16g %.16g %.16g ", step, getTime(step),
ent, ele, x, y, z);
for(int comp = 0; comp < getNumComponents(step, ent, ele); comp++) {
double val;
getValue(step, ent, ele, nod, comp, val);
fprintf(fp, "%.16g ", val);
}
}
fprintf(fp, "\n");
}
}
}
fclose(fp);
return true;
}
bool PViewData::writePOS(const std::string &fileName, bool binary, bool parsed,
bool append)
{
if(_adaptive) {
Msg::Warning(
"Writing adapted dataset (will only export current time step)");
return _adaptive->getData()->writePOS(fileName, binary, parsed, append);
}
if(hasMultipleMeshes()) {
Msg::Error("Cannot export multi-mesh datasets in .pos format");
return false;
}
if(haveInterpolationMatrices())
Msg::Warning(
"Discarding interpolation matrices when saving in .pos format");
if(binary || !parsed)
Msg::Warning("Only parsed .pos files can be exported for this view type");
FILE *fp = Fopen(fileName.c_str(), append ? "a" : "w");
if(!fp) {
Msg::Error("Unable to open file '%s'", fileName.c_str());
return false;
}
fprintf(fp, "View \"%s\" {\n", getName().c_str());
int firstNonEmptyStep = getFirstNonEmptyTimeStep();
for(int ent = 0; ent < getNumEntities(firstNonEmptyStep); ent++) {
for(int ele = 0; ele < getNumElements(firstNonEmptyStep, ent); ele++) {
if(skipElement(firstNonEmptyStep, ent, ele)) continue;
int type = getType(firstNonEmptyStep, ent, ele);
int numComp = getNumComponents(firstNonEmptyStep, ent, ele);
const char *s = nullptr;
switch(type) {
case TYPE_PNT:
s = (numComp == 9) ? "TP" : (numComp == 3) ? "VP" : "SP";
break;
case TYPE_LIN:
s = (numComp == 9) ? "TL" : (numComp == 3) ? "VL" : "SL";
break;
case TYPE_TRI:
s = (numComp == 9) ? "TT" : (numComp == 3) ? "VT" : "ST";
break;
case TYPE_QUA:
s = (numComp == 9) ? "TQ" : (numComp == 3) ? "VQ" : "SQ";
break;
case TYPE_TET:
s = (numComp == 9) ? "TS" : (numComp == 3) ? "VS" : "SS";
break;
case TYPE_HEX:
s = (numComp == 9) ? "TH" : (numComp == 3) ? "VH" : "SH";
break;
case TYPE_PRI:
s = (numComp == 9) ? "TI" : (numComp == 3) ? "VI" : "SI";
break;
case TYPE_PYR:
s = (numComp == 9) ? "TY" : (numComp == 3) ? "VY" : "SY";
break;
}
if(s) {
fprintf(fp, "%s(", s);
int numNod = getNumNodes(firstNonEmptyStep, ent, ele);
for(int nod = 0; nod < numNod; nod++) {
double x, y, z;
getNode(firstNonEmptyStep, ent, ele, nod, x, y, z);
fprintf(fp, "%.16g,%.16g,%.16g", x, y, z);
if(nod != numNod - 1) fprintf(fp, ",");
}
bool first = true;
for(int step = 0; step < getNumTimeSteps(); step++) {
if(hasTimeStep(step)) {
for(int nod = 0; nod < numNod; nod++) {
for(int comp = 0; comp < numComp; comp++) {
double val;
getValue(step, ent, ele, nod, comp, val);
if(first) {
fprintf(fp, "){%.16g", val);
first = false;
}
else
fprintf(fp, ",%.16g", val);
}
}
}
}
fprintf(fp, "};\n");
}
}
}
fprintf(fp, "};\n");
fclose(fp);
return true;
}
bool PViewData::writeMSH(const std::string &fileName, double version,
bool binary, bool saveMesh, bool multipleView,
int partitionNum, bool saveInterpolationMatrices,
bool forceNodeData, bool forceElementData)
{
Msg::Error("MSH export not implemented for this view type");
return false;
}
bool PViewData::writeMED(const std::string &fileName)
{
Msg::Error("MED export only available for mesh-based post-processing views");
return false;
}
bool PViewData::toVector(std::vector<std::vector<double> > &vec)
{
vec.resize(getNumTimeSteps());
for(int step = 0; step < getNumTimeSteps(); step++) {
vec[step].clear();
for(int ent = 0; ent < getNumEntities(step); ent++) {
for(int ele = 0; ele < getNumElements(step, ent); ele++) {
if(skipElement(step, ent, ele)) continue;
for(int nod = 0; nod < getNumNodes(step, ent, ele); nod++) {
for(int comp = 0; comp < getNumComponents(step, ent, ele); comp++) {
double val;
getValue(step, ent, ele, nod, comp, val);
vec[step].push_back(val);
}
}
}
}
}
return true;
}
bool PViewData::fromVector(const std::vector<std::vector<double> > &vec)
{
if(empty() || !getNumTimeSteps()) {
Msg::Warning("Cannot import vector in an empty view; skipping");
return false;
}
if((int)vec.size() != getNumTimeSteps()) {
Msg::Error(
"Incompatible number of steps in vector for view import (%d!=%d)",
(int)vec.size(), getNumTimeSteps());
return false;
}
for(int step = 0; step < getNumTimeSteps(); step++) {
int i = 0;
for(int ent = 0; ent < getNumEntities(step); ent++) {
for(int ele = 0; ele < getNumElements(step, ent); ele++) {
if(skipElement(step, ent, ele)) continue;
for(int nod = 0; nod < getNumNodes(step, ent, ele); nod++) {
double x, y, z;
getNode(step, ent, ele, nod, x, y, z);
for(int comp = 0; comp < getNumComponents(step, ent, ele); comp++) {
if(i < (int)vec[step].size()) {
setValue(step, ent, ele, nod, comp, vec[step][i++]);
}
else {
Msg::Error("Bad index (%d) in vector (%d) for view import", i,
(int)vec[step].size());
return false;
}
}
}
}
}
}
return true;
}
void PViewData::importLists(int N[24], std::vector<double> *V[24])
{
Msg::Error("importLists not available for this view data type");
}
void PViewData::getListPointers(int N[24], std::vector<double> *V[24])
{
Msg::Error("getListPointers not available for this view data type");
}
void PViewData::sendToServer(const std::string &name)
{
// Vectorize
std::vector<std::vector<double> > vec;
bool ok = toVector(vec);
// Success ?
if(!ok) Msg::Error("sendToServer: cannot vectorize PView");
// Only one step ?
if(vec.size() != 1)
Msg::Error("sendToServer: cannot send a PView with more than one step");
// Only one data ?
if(vec[0].size() != 1)
Msg::Error("sendToServer: cannot send a PView with more than one data");
// Send data
Msg::SetOnelabNumber(name, vec[0][0]);
}
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