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0001232: Create Mesh from geometry / Export mesh

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This commit is contained in:
wmayer
2013-09-02 13:59:45 +02:00
parent 12046e91c2
commit 43cb48caec
6 changed files with 144 additions and 70 deletions
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82
src/Mod/MeshPart/Gui/Tessellation.cpp
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@@ -36,6 +36,7 @@
#include <Gui/Command.h>
#include <Gui/Document.h>
#include <Gui/BitmapFactory.h>
#include <Gui/Selection.h>
#include <Gui/ViewProvider.h>
#include <Gui/WaitCursor.h>
#include <Mod/Part/App/PartFeature.h>
@@ -48,7 +49,7 @@ Tessellation::Tessellation(QWidget* parent)
: QWidget(parent), ui(new Ui_Tessellation)
{
ui->setupUi(this);
Gui::Command::doCommand(Gui::Command::Doc, "import MeshPart");
Gui::Command::doCommand(Gui::Command::Doc, "import Mesh, MeshPart");
findShapes();
}
@@ -56,6 +57,20 @@ Tessellation::~Tessellation()
{
}
void Tessellation::on_checkSimpleMethod_toggled(bool on)
{
if (!on) {
if (ui->checkMaxEdgeLength->isChecked()) {
ui->checkMaxEdgeLength->setEnabled(true);
ui->spinMaxEdgeLength->setEnabled(true);
}
}
else {
ui->checkMaxEdgeLength->setEnabled(false);
ui->spinMaxEdgeLength->setEnabled(false);
}
}
void Tessellation::changeEvent(QEvent *e)
{
if (e->type() == QEvent::LanguageChange) {
@@ -74,6 +89,8 @@ void Tessellation::findShapes()
this->document = QString::fromAscii(activeDoc->getName());
std::vector<Part::Feature*> objs = activeDoc->getObjectsOfType<Part::Feature>();
double edgeLen = 0;
bool foundSelection = false;
for (std::vector<Part::Feature*>::iterator it = objs.begin(); it!=objs.end(); ++it) {
const TopoDS_Shape& shape = (*it)->Shape.getValue();
if (shape.IsNull()) continue;
@@ -85,6 +102,10 @@ void Tessellation::findShapes()
}
if (hasfaces) {
Base::BoundBox3d bbox = (*it)->Shape.getBoundingBox();
edgeLen = std::max<double>(edgeLen, bbox.LengthX());
edgeLen = std::max<double>(edgeLen, bbox.LengthY());
edgeLen = std::max<double>(edgeLen, bbox.LengthZ());
QString label = QString::fromUtf8((*it)->Label.getValue());
QString name = QString::fromAscii((*it)->getNameInDocument());
@@ -95,8 +116,16 @@ void Tessellation::findShapes()
Gui::ViewProvider* vp = activeGui->getViewProvider(*it);
if (vp) child->setIcon(0, vp->getIcon());
ui->treeWidget->addTopLevelItem(child);
if (Gui::Selection().isSelected(*it)) {
child->setSelected(true);
foundSelection = true;
}
}
}
ui->spinMaxEdgeLength->setValue(edgeLen/10);
if (foundSelection)
ui->treeWidget->hide();
}
bool Tessellation::accept()
@@ -117,7 +146,19 @@ bool Tessellation::accept()
try {
QString shape, label;
Gui::WaitCursor wc;
bool simple = ui->checkSimpleMethod->isChecked();
double devFace = ui->spinDeviation->value();
if (!ui->spinDeviation->isEnabled()) {
if (simple)
devFace = 0.1;
else
devFace = 0;
}
double maxEdge = ui->spinMaxEdgeLength->value();
if (!ui->spinMaxEdgeLength->isEnabled())
maxEdge = 0;
activeDoc->openTransaction("Meshing");
QList<QTreeWidgetItem *> items = ui->treeWidget->selectedItems();
std::vector<Part::Feature*> shapes = Gui::Selection().getObjectsOfType<Part::Feature>();
@@ -125,17 +166,32 @@ bool Tessellation::accept()
shape = (*it)->data(0, Qt::UserRole).toString();
label = (*it)->text(0);
QString cmd = QString::fromAscii(
"__doc__=FreeCAD.getDocument(\"%1\")\n"
"__mesh__=__doc__.addObject(\"Mesh::Feature\",\"Mesh\")\n"
"__mesh__.Mesh=MeshPart.meshFromShape(__doc__.getObject(\"%2\").Shape,%3,0,0,%4)\n"
"__mesh__.Label=\"%5 (Meshed)\"\n"
"del __doc__, __mesh__\n")
.arg(this->document)
.arg(shape)
.arg(ui->spinMaxEdgeLength->value())
.arg(ui->spinDeviation->value())
.arg(label);
QString cmd;
if (simple) {
cmd = QString::fromAscii(
"__doc__=FreeCAD.getDocument(\"%1\")\n"
"__mesh__=__doc__.addObject(\"Mesh::Feature\",\"Mesh\")\n"
"__mesh__.Mesh=Mesh.Mesh(__doc__.getObject(\"%2\").Shape.tessellate(%3))\n"
"__mesh__.Label=\"%4 (Meshed)\"\n"
"del __doc__, __mesh__\n")
.arg(this->document)
.arg(shape)
.arg(devFace)
.arg(label);
}
else {
cmd = QString::fromAscii(
"__doc__=FreeCAD.getDocument(\"%1\")\n"
"__mesh__=__doc__.addObject(\"Mesh::Feature\",\"Mesh\")\n"
"__mesh__.Mesh=MeshPart.meshFromShape(__doc__.getObject(\"%2\").Shape,%3,0,0,%4)\n"
"__mesh__.Label=\"%5 (Meshed)\"\n"
"del __doc__, __mesh__\n")
.arg(this->document)
.arg(shape)
.arg(maxEdge)
.arg(devFace)
.arg(label);
}
Gui::Command::doCommand(Gui::Command::Doc, (const char*)cmd.toAscii());
}
activeDoc->commitTransaction();