void Revolution::updateAxis(void)
{
Part::Part2DObject* sketch = getVerifiedSketch();
Base::Placement SketchPlm = sketch->Placement.getValue();
// get reference axis
App::DocumentObject *pcReferenceAxis = ReferenceAxis.getValue();
const std::vector<std::string> &subReferenceAxis = ReferenceAxis.getSubValues();
if (pcReferenceAxis && pcReferenceAxis == sketch) {
bool hasValidAxis=false;
Base::Axis axis;
if (subReferenceAxis[0] == "V_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::V_Axis);
}
else if (subReferenceAxis[0] == "H_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::H_Axis);
}
else if (subReferenceAxis[0].size() > 4 && subReferenceAxis[0].substr(0,4) == "Axis") {
int AxId = std::atoi(subReferenceAxis[0].substr(4,4000).c_str());
if (AxId >= 0 && AxId < sketch->getAxisCount()) {
hasValidAxis = true;
axis = sketch->getAxis(AxId);
}
}
if (hasValidAxis) {
axis *= SketchPlm;
Base::Vector3d base=axis.getBase();
Base::Vector3d dir=axis.getDirection();
Base.setValue(base.x,base.y,base.z);
Axis.setValue(dir.x,dir.y,dir.z);
}
}
}
int ProfileBased::getSketchAxisCount(void) const
{
Part::Part2DObject *sketch = static_cast<Part::Part2DObject*>(Profile.getValue());
if (!sketch)
return -1; // the link to the sketch is lost
return sketch->getAxisCount();
}
void CmdPartDesignPad::activated(int iMsg)
{
unsigned int n = getSelection().countObjectsOfType(Part::Part2DObject::getClassTypeId());
if (n != 1) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("Select a sketch or 2D object."));
return;
}
std::string FeatName = getUniqueObjectName("Pad");
std::vector<App::DocumentObject*> Sel = getSelection().getObjectsOfType(Part::Part2DObject::getClassTypeId());
Part::Part2DObject* sketch = static_cast<Part::Part2DObject*>(Sel.front());
const TopoDS_Shape& shape = sketch->Shape.getValue();
if (shape.IsNull()) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("The shape of the selected object is empty."));
return;
}
// count free wires
int ctWires=0;
TopExp_Explorer ex;
for (ex.Init(shape, TopAbs_WIRE); ex.More(); ex.Next()) {
ctWires++;
}
if (ctWires == 0) {
QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
QObject::tr("The shape of the selected object is not a wire."));
return;
}
App::DocumentObject* support = sketch->Support.getValue();
openCommand("Make Pad");
doCommand(Doc,"App.activeDocument().addObject(\"PartDesign::Pad\",\"%s\")",FeatName.c_str());
doCommand(Doc,"App.activeDocument().%s.Sketch = App.activeDocument().%s",FeatName.c_str(),sketch->getNameInDocument());
doCommand(Doc,"App.activeDocument().%s.Length = 10.0",FeatName.c_str());
updateActive();
if (isActiveObjectValid()) {
doCommand(Gui,"Gui.activeDocument().hide(\"%s\")",sketch->getNameInDocument());
if (support)
doCommand(Gui,"Gui.activeDocument().hide(\"%s\")",support->getNameInDocument());
}
doCommand(Gui,"Gui.activeDocument().setEdit('%s')",FeatName.c_str());
//commitCommand();
adjustCameraPosition();
if (support) {
copyVisual(FeatName.c_str(), "ShapeColor", support->getNameInDocument());
copyVisual(FeatName.c_str(), "LineColor", support->getNameInDocument());
copyVisual(FeatName.c_str(), "PointColor", support->getNameInDocument());
}
}
void ProfileBased::transformPlacement(const Base::Placement &transform)
{
Part::Feature* feat = getBaseObject(/* silent = */ true);
if (feat) {
feat->transformPlacement(transform);
} else {
Part::Part2DObject *sketch = getVerifiedSketch();
sketch->transformPlacement(transform);
}
positionByPrevious();
}
void SketchBased::transformPlacement(const Base::Placement &transform)
{
Part::Part2DObject *sketch = static_cast<Part::Part2DObject*>(Sketch.getValue());
if (sketch && sketch->getTypeId().isDerivedFrom(Part::Part2DObject::getClassTypeId())) {
Part::Feature *part = static_cast<Part::Feature*>(sketch->Support.getValue());
if (part && part->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId()))
part->transformPlacement(transform);
else
sketch->transformPlacement(transform);
positionBySketch();
}
}
void ProfileBased::getAxis(const App::DocumentObject *pcReferenceAxis, const std::vector<std::string> &subReferenceAxis,
Base::Vector3d& base, Base::Vector3d& dir)
{
dir = Base::Vector3d(0,0,0); // If unchanged signals that no valid axis was found
if (pcReferenceAxis == NULL)
return;
App::DocumentObject* profile = Profile.getValue();
gp_Pln sketchplane;
if (profile->getTypeId().isDerivedFrom(Part::Part2DObject::getClassTypeId())) {
Part::Part2DObject* sketch = getVerifiedSketch();
Base::Placement SketchPlm = sketch->Placement.getValue();
Base::Vector3d SketchVector = Base::Vector3d(0, 0, 1);
Base::Rotation SketchOrientation = SketchPlm.getRotation();
SketchOrientation.multVec(SketchVector, SketchVector);
Base::Vector3d SketchPos = SketchPlm.getPosition();
sketchplane = gp_Pln(gp_Pnt(SketchPos.x, SketchPos.y, SketchPos.z), gp_Dir(SketchVector.x, SketchVector.y, SketchVector.z));
if (pcReferenceAxis == profile) {
bool hasValidAxis = false;
Base::Axis axis;
if (subReferenceAxis[0] == "V_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::V_Axis);
}
else if (subReferenceAxis[0] == "H_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::H_Axis);
}
else if (subReferenceAxis[0].size() > 4 && subReferenceAxis[0].substr(0, 4) == "Axis") {
int AxId = std::atoi(subReferenceAxis[0].substr(4, 4000).c_str());
if (AxId >= 0 && AxId < sketch->getAxisCount()) {
hasValidAxis = true;
axis = sketch->getAxis(AxId);
}
}
if (hasValidAxis) {
axis *= SketchPlm;
base = axis.getBase();
dir = axis.getDirection();
return;
} //else - an edge of the sketch was selected as an axis
}
}
else if (profile->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
Base::Placement SketchPlm = getVerifiedObject()->Placement.getValue();
Base::Vector3d SketchVector = getProfileNormal();
Base::Vector3d SketchPos = SketchPlm.getPosition();
sketchplane = gp_Pln(gp_Pnt(SketchPos.x, SketchPos.y, SketchPos.z), gp_Dir(SketchVector.x, SketchVector.y, SketchVector.z));
}
// get reference axis
if (pcReferenceAxis->getTypeId().isDerivedFrom(PartDesign::Line::getClassTypeId())) {
const PartDesign::Line* line = static_cast<const PartDesign::Line*>(pcReferenceAxis);
base = line->getBasePoint();
dir = line->getDirection();
// Check that axis is perpendicular with sketch plane!
if (sketchplane.Axis().Direction().IsParallel(gp_Dir(dir.x, dir.y, dir.z), Precision::Angular()))
throw Base::ValueError("Rotation axis must not be perpendicular with the sketch plane");
return;
}
if (pcReferenceAxis->getTypeId().isDerivedFrom(App::Line::getClassTypeId())) {
const App::Line* line = static_cast<const App::Line*>(pcReferenceAxis);
base = Base::Vector3d(0,0,0);
line->Placement.getValue().multVec(Base::Vector3d (1,0,0), dir);
// Check that axis is perpendicular with sketch plane!
if (sketchplane.Axis().Direction().IsParallel(gp_Dir(dir.x, dir.y, dir.z), Precision::Angular()))
throw Base::ValueError("Rotation axis must not be perpendicular with the sketch plane");
return;
}
if (pcReferenceAxis->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
if (subReferenceAxis.empty())
throw Base::ValueError("No rotation axis reference specified");
const Part::Feature* refFeature = static_cast<const Part::Feature*>(pcReferenceAxis);
Part::TopoShape refShape = refFeature->Shape.getShape();
TopoDS_Shape ref = refShape.getSubShape(subReferenceAxis[0].c_str());
if (ref.ShapeType() == TopAbs_EDGE) {
TopoDS_Edge refEdge = TopoDS::Edge(ref);
if (refEdge.IsNull())
throw Base::ValueError("Failed to extract rotation edge");
BRepAdaptor_Curve adapt(refEdge);
if (adapt.GetType() != GeomAbs_Line)
throw Base::TypeError("Rotation edge must be a straight line");
gp_Pnt b = adapt.Line().Location();
base = Base::Vector3d(b.X(), b.Y(), b.Z());
gp_Dir d = adapt.Line().Direction();
dir = Base::Vector3d(d.X(), d.Y(), d.Z());
// Check that axis is co-planar with sketch plane!
// Check that axis is perpendicular with sketch plane!
if (sketchplane.Axis().Direction().IsParallel(d, Precision::Angular()))
throw Base::ValueError("Rotation axis must not be perpendicular with the sketch plane");
return;
} else {
throw Base::TypeError("Rotation reference must be an edge");
}
}
throw Base::TypeError("Rotation axis reference is invalid");
}
void CmdPartDesignMigrate::activated(int iMsg)
{
Q_UNUSED(iMsg);
App::Document *doc = getDocument();
std::set<PartDesign::Feature*> migrateFeatures;
// Retrive all PartDesign Features objects and filter out features already belongs to some body
for ( const auto & feat: doc->getObjects( ) ) {
if( feat->isDerivedFrom( PartDesign::Feature::getClassTypeId() ) &&
!PartDesign::Body::findBodyOf( feat ) && PartDesign::Body::isSolidFeature ( feat ) ) {
migrateFeatures.insert ( static_cast <PartDesign::Feature *>( feat ) );
}
}
if ( migrateFeatures.empty() ) {
if ( !PartDesignGui::isModernWorkflow ( doc ) ) {
// If there is nothing to migrate and workflow is still old just set it to modern
PartDesignGui::WorkflowManager::instance()->forceWorkflow (
doc, PartDesignGui::Workflow::Modern );
} else {
// Huh? nothing to migrate?
QMessageBox::warning ( 0, QObject::tr ( "Nothing to migrate" ),
QObject::tr ( "No PartDesign features which doesn't belong to a body found."
" Nothing to migrate." ) );
}
return;
}
// Note: this action is undoable, should it be?
PartDesignGui::WorkflowManager::instance()->forceWorkflow ( doc, PartDesignGui::Workflow::Modern );
// Put features into chains. Each chain should become a separate body.
std::list< std::list<PartDesign::Feature *> > featureChains;
std::list<PartDesign::Feature *> chain; //< the current chain we are working on
for (auto featIt = migrateFeatures.begin(); !migrateFeatures.empty(); ) {
Part::Feature *base = (*featIt)->getBaseObject( /*silent =*/ true );
chain.push_front ( *featIt );
if ( !base || !base->isDerivedFrom (PartDesign::Feature::getClassTypeId () ) ||
PartDesignGui::isAnyNonPartDesignLinksTo ( static_cast <PartDesign::Feature *>(base),
/*respectGroups=*/ true ) ) {
// a feature based on nothing as well as on non-partdesign solid starts a new chain
auto newChainIt = featureChains.emplace (featureChains.end());
newChainIt->splice (newChainIt->end(), chain);
} else {
// we are basing on some partdesign feature which supposed to belong to some body
PartDesign::Feature *baseFeat = static_cast <PartDesign::Feature *>( base );
auto baseFeatSetIt = find ( migrateFeatures.begin (), migrateFeatures.end (), baseFeat );
if ( baseFeatSetIt != migrateFeatures.end() ) {
// base feature is pending for migration, switch to it and continue over
migrateFeatures.erase(featIt);
featIt = baseFeatSetIt;
continue;
} else {
// The base feature seems already assigned to some chain
// Find which
std::list<PartDesign::Feature *>::iterator baseFeatIt;
auto chainIt = std::find_if( featureChains.begin(), featureChains.end(),
[baseFeat, &baseFeatIt] ( std::list<PartDesign::Feature *>&chain ) mutable -> bool {
baseFeatIt = std::find( chain.begin(), chain.end(), baseFeat );
return baseFeatIt != chain.end();
} );
if ( chainIt != featureChains.end() ) {
assert (baseFeatIt != chainIt->end());
if ( std::next ( baseFeatIt ) == chainIt->end() ) {
// just append our chain to already found
chainIt->splice ( chainIt->end(), chain );
// TODO If we will hit a third part everything will be messed up again.
// Probably it will require a yet another smart-ass find_if. (2015-08-10, Fat-Zer)
} else {
// We have a fork of a partDesign feature here
// add a chain for current body
auto newChainIt = featureChains.emplace (featureChains.end());
newChainIt->splice (newChainIt->end(), chain);
// add a chain for forked one
newChainIt = featureChains.emplace (featureChains.end());
newChainIt->splice (newChainIt->end(), *chainIt,
std::next ( baseFeatIt ), chainIt->end());
}
} else {
// The feature is not present in list pending for migration,
// This generally shouldn't happen but may be if we run into some broken file
// Try to find out the body we should insert into
// TODO Some error/warning is needed here (2015-08-10, Fat-Zer)
auto newChainIt = featureChains.emplace (featureChains.end());
newChainIt->splice (newChainIt->end(), chain);
}
}
}
migrateFeatures.erase ( featIt );
featIt = migrateFeatures.begin ();
// TODO Align visibility (2015-08-17, Fat-Zer)
} /* for */
// TODO make it work without parts (2015-09-04, Fat-Zer)
// add a part if there is no active yet
App::Part *actPart = PartDesignGui::assertActivePart ();
if (!actPart) {
return;
}
// do the actual migration
Gui::Command::openCommand("Migrate legacy part design features to Bodies");
for ( auto chainIt = featureChains.begin(); !featureChains.empty();
featureChains.erase (chainIt), chainIt = featureChains.begin () ) {
#ifndef FC_DEBUG
if ( chainIt->empty () ) { // prevent crash in release in case of errors
continue;
}
#else
assert ( !chainIt->empty () );
#endif
Part::Feature *base = chainIt->front()->getBaseObject ( /*silent =*/ true );
// Find a suitable chain to work with
for( ; chainIt != featureChains.end(); chainIt ++) {
base = chainIt->front()->getBaseObject ( /*silent =*/ true );
if (!base || !base->isDerivedFrom ( PartDesign::Feature::getClassTypeId () ) ) {
break; // no base is ok
} else {
// The base feature is a PartDesign, it's a fork, try to reassign it to a body...
base = PartDesign::Body::findBodyOf ( base );
if ( base ) {
break;
}
}
}
if ( chainIt == featureChains.end() ) {
// Shouldn't happen, may be only in case of some circular dependency?
// TODO Some error message (2015-08-11, Fat-Zer)
chainIt = featureChains.begin();
base = chainIt->front()->getBaseObject ( /*silent =*/ true );
}
// Construct a Pretty Body name based on the Tip
std::string bodyName = getUniqueObjectName (
std::string ( chainIt->back()->getNameInDocument() ).append ( "Body" ).c_str () ) ;
// Create a body for the chain
doCommand ( Doc,"App.activeDocument().addObject('PartDesign::Body','%s')", bodyName.c_str () );
doCommand ( Doc,"App.activeDocument().%s.addObject(App.ActiveDocument.%s)",
actPart->getNameInDocument (), bodyName.c_str () );
if (base) {
doCommand ( Doc,"App.activeDocument().%s.BaseFeature = App.activeDocument().%s",
bodyName.c_str (), base->getNameInDocument () );
}
// Fill the body with features
for ( auto feature: *chainIt ) {
if ( feature->isDerivedFrom ( PartDesign::ProfileBased::getClassTypeId() ) ) {
// add the sketch and also reroute it if needed
PartDesign::ProfileBased *sketchBased = static_cast<PartDesign::ProfileBased *> ( feature );
Part::Part2DObject *sketch = sketchBased->getVerifiedSketch( /*silent =*/ true);
if ( sketch ) {
doCommand ( Doc,"App.activeDocument().%s.addObject(App.activeDocument().%s)",
bodyName.c_str (), sketch->getNameInDocument() );
if ( sketch->isDerivedFrom ( Sketcher::SketchObject::getClassTypeId() ) ) {
try {
PartDesignGui::fixSketchSupport ( static_cast<Sketcher::SketchObject *> ( sketch ) );
} catch (Base::Exception &) {
QMessageBox::critical(Gui::getMainWindow(),
QObject::tr("Sketch plane cannot be migrated"),
QObject::tr("Please edit '%1' and redefine it to use a Base or "
"Datum plane as the sketch plane.").
arg(QString::fromUtf8(sketch->Label.getValue()) ) );
}
} else {
// TODO Message that sketchbased is based not on a sketch (2015-08-11, Fat-Zer)
}
}
}
doCommand ( Doc,"App.activeDocument().%s.addObject(App.activeDocument().%s)",
bodyName.c_str (), feature->getNameInDocument() );
PartDesignGui::relinkToBody ( feature );
}
}
updateActive();
}
void TaskRevolutionParameters::fillAxisCombo(bool forceRefill)
{
// TODO share the code with TaskTransformedParameters (2015-08-31, Fat-Zer)
bool oldVal_blockUpdate = blockUpdate;
blockUpdate = true;
if(axesInList.size() == 0)
forceRefill = true;//not filled yet, full refill
if (forceRefill){
ui->axis->clear();
for(size_t i = 0 ; i < axesInList.size() ; i++ ){
delete axesInList[i];
}
this->axesInList.clear();
//add sketch axes
PartDesign::ProfileBased* pcFeat = static_cast<PartDesign::Revolution*>(vp->getObject());
Part::Part2DObject* pcSketch = static_cast<Part::Part2DObject*>(pcFeat->Profile.getValue());
if (pcSketch){
addAxisToCombo(pcSketch,"V_Axis",QObject::tr("Vertical sketch axis"));
addAxisToCombo(pcSketch,"H_Axis",QObject::tr("Horizontal sketch axis"));
for (int i=0; i < pcSketch->getAxisCount(); i++) {
QString itemText = QObject::tr("Construction line %1").arg(i+1);
std::stringstream sub;
sub << "Axis" << i;
addAxisToCombo(pcSketch,sub.str(),itemText);
}
}
//add part axes
App::DocumentObject* obj = vp->getObject();
PartDesign::Body * body = PartDesign::Body::findBodyOf ( obj );
if (body) {
try {
App::Origin* orig = body->getOrigin();
addAxisToCombo(orig->getX(),"",tr("Base X axis"));
addAxisToCombo(orig->getY(),"",tr("Base Y axis"));
addAxisToCombo(orig->getZ(),"",tr("Base Z axis"));
} catch (const Base::Exception &ex) {
Base::Console().Error ("%s\n", ex.what() );
}
}
//add "Select reference"
addAxisToCombo(0,std::string(),tr("Select reference..."));
}//endif forceRefill
//add current link, if not in list
//first, figure out the item number for current axis
int indexOfCurrent = -1;
App::DocumentObject* ax = propReferenceAxis->getValue();
const std::vector<std::string> &subList = propReferenceAxis->getSubValues();
for(size_t i = 0 ; i < axesInList.size() ; i++) {
if(ax == axesInList[i]->getValue() && subList == axesInList[i]->getSubValues())
indexOfCurrent = i;
}
if ( indexOfCurrent == -1 && ax ){
assert(subList.size() <= 1);
std::string sub;
if (subList.size()>0)
sub = subList[0];
addAxisToCombo(ax, sub, getRefStr(ax, subList));
indexOfCurrent = axesInList.size()-1;
}
//highlight current.
if (indexOfCurrent != -1)
ui->axis->setCurrentIndex(indexOfCurrent);
blockUpdate = oldVal_blockUpdate;
}
const std::list<gp_Trsf> PolarPattern::getTransformations(const std::vector<App::DocumentObject*>)
{
float angle = Angle.getValue();
if (angle < Precision::Confusion())
throw Base::Exception("Pattern angle too small");
int occurrences = Occurrences.getValue();
if (occurrences < 2)
throw Base::Exception("At least two occurrences required");
bool reversed = Reversed.getValue();
double offset;
if (std::abs(angle - 360.0) < Precision::Confusion())
offset = Base::toRadians<double>(angle) / occurrences; // Because e.g. two occurrences in 360 degrees need to be 180 degrees apart
else
offset = Base::toRadians<double>(angle) / (occurrences - 1);
App::DocumentObject* refObject = Axis.getValue();
if (refObject == NULL)
throw Base::Exception("No axis reference specified");
if (!refObject->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId()))
throw Base::Exception("Axis reference must be edge of a feature");
std::vector<std::string> subStrings = Axis.getSubValues();
if (subStrings.empty() || subStrings[0].empty())
throw Base::Exception("No axis reference specified");
gp_Pnt axbase;
gp_Dir axdir;
if (refObject->getTypeId().isDerivedFrom(Part::Part2DObject::getClassTypeId())) {
Part::Part2DObject* refSketch = static_cast<Part::Part2DObject*>(refObject);
Base::Axis axis;
if (subStrings[0] == "H_Axis")
axis = refSketch->getAxis(Part::Part2DObject::H_Axis);
else if (subStrings[0] == "V_Axis")
axis = refSketch->getAxis(Part::Part2DObject::V_Axis);
else if (subStrings[0] == "N_Axis")
axis = refSketch->getAxis(Part::Part2DObject::N_Axis);
else if (subStrings[0].size() > 4 && subStrings[0].substr(0,4) == "Axis") {
int AxId = std::atoi(subStrings[0].substr(4,4000).c_str());
if (AxId >= 0 && AxId < refSketch->getAxisCount())
axis = refSketch->getAxis(AxId);
}
axis *= refSketch->Placement.getValue();
axbase = gp_Pnt(axis.getBase().x, axis.getBase().y, axis.getBase().z);
axdir = gp_Dir(axis.getDirection().x, axis.getDirection().y, axis.getDirection().z);
} else {
Part::Feature* refFeature = static_cast<Part::Feature*>(refObject);
Part::TopoShape refShape = refFeature->Shape.getShape();
TopoDS_Shape ref = refShape.getSubShape(subStrings[0].c_str());
if (ref.ShapeType() == TopAbs_EDGE) {
TopoDS_Edge refEdge = TopoDS::Edge(ref);
if (refEdge.IsNull())
throw Base::Exception("Failed to extract axis edge");
BRepAdaptor_Curve adapt(refEdge);
if (adapt.GetType() != GeomAbs_Line)
throw Base::Exception("Axis edge must be a straight line");
axbase = adapt.Value(adapt.FirstParameter());
axdir = adapt.Line().Direction();
} else {
throw Base::Exception("Axis reference must be an edge");
}
}
TopLoc_Location invObjLoc = this->getLocation().Inverted();
axbase.Transform(invObjLoc.Transformation());
axdir.Transform(invObjLoc.Transformation());
gp_Ax2 axis(axbase, axdir);
if (reversed)
axis.SetDirection(axis.Direction().Reversed());
// Note: The original feature is NOT included in the list of transformations! Therefore
// we start with occurrence number 1, not number 0
std::list<gp_Trsf> transformations;
gp_Trsf trans;
transformations.push_back(trans); // identity transformation
for (int i = 1; i < occurrences; i++) {
trans.SetRotation(axis.Axis(), i * offset);
transformations.push_back(trans);
}
return transformations;
}
App::DocumentObjectExecReturn *Groove::execute(void)
{
// Validate parameters
double angle = Angle.getValue();
if (angle < Precision::Confusion())
return new App::DocumentObjectExecReturn("Angle of groove too small");
if (angle > 360.0)
return new App::DocumentObjectExecReturn("Angle of groove too large");
angle = Base::toRadians<double>(angle);
// Reverse angle if selected
if (Reversed.getValue() && !Midplane.getValue())
angle *= (-1.0);
Part::Part2DObject* sketch = 0;
std::vector<TopoDS_Wire> wires;
TopoDS_Shape support;
try {
sketch = getVerifiedSketch();
wires = getSketchWires();
support = getSupportShape();
} catch (const Base::Exception& e) {
return new App::DocumentObjectExecReturn(e.what());
}
// get the Sketch plane
Base::Placement SketchPlm = sketch->Placement.getValue();
// get reference axis
App::DocumentObject *pcReferenceAxis = ReferenceAxis.getValue();
const std::vector<std::string> &subReferenceAxis = ReferenceAxis.getSubValues();
if (pcReferenceAxis && pcReferenceAxis == sketch) {
bool hasValidAxis=false;
Base::Axis axis;
if (subReferenceAxis[0] == "V_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::V_Axis);
}
else if (subReferenceAxis[0] == "H_Axis") {
hasValidAxis = true;
axis = sketch->getAxis(Part::Part2DObject::H_Axis);
}
else if (subReferenceAxis[0].size() > 4 && subReferenceAxis[0].substr(0,4) == "Axis") {
int AxId = std::atoi(subReferenceAxis[0].substr(4,4000).c_str());
if (AxId >= 0 && AxId < sketch->getAxisCount()) {
hasValidAxis = true;
axis = sketch->getAxis(AxId);
}
}
if (hasValidAxis) {
axis *= SketchPlm;
Base::Vector3d base=axis.getBase();
Base::Vector3d dir=axis.getDirection();
Base.setValue(base.x,base.y,base.z);
Axis.setValue(dir.x,dir.y,dir.z);
}
}
// get revolve axis
Base::Vector3f b = Base.getValue();
gp_Pnt pnt(b.x,b.y,b.z);
Base::Vector3f v = Axis.getValue();
gp_Dir dir(v.x,v.y,v.z);
try {
TopoDS_Shape sketchshape = makeFace(wires);
if (sketchshape.IsNull())
return new App::DocumentObjectExecReturn("Creating a face from sketch failed");
// Rotate the face by half the angle to get Groove symmetric to sketch plane
if (Midplane.getValue()) {
gp_Trsf mov;
mov.SetRotation(gp_Ax1(pnt, dir), Base::toRadians<double>(Angle.getValue()) * (-1.0) / 2.0);
TopLoc_Location loc(mov);
sketchshape.Move(loc);
}
this->positionBySketch();
TopLoc_Location invObjLoc = this->getLocation().Inverted();
pnt.Transform(invObjLoc.Transformation());
dir.Transform(invObjLoc.Transformation());
support.Move(invObjLoc);
sketchshape.Move(invObjLoc);
// Check distance between sketchshape and axis - to avoid failures and crashes
if (checkLineCrossesFace(gp_Lin(pnt, dir), TopoDS::Face(sketchshape)))
return new App::DocumentObjectExecReturn("Revolve axis intersects the sketch");
// revolve the face to a solid
BRepPrimAPI_MakeRevol RevolMaker(sketchshape, gp_Ax1(pnt, dir), angle);
if (RevolMaker.IsDone()) {
TopoDS_Shape result = RevolMaker.Shape();
// set the subtractive shape property for later usage in e.g. pattern
this->SubShape.setValue(result);
// cut out groove to get one result object
BRepAlgoAPI_Cut mkCut(support, result);
// Let's check if the fusion has been successful
if (!mkCut.IsDone())
throw Base::Exception("Cut out of support failed");
// we have to get the solids (fuse sometimes creates compounds)
TopoDS_Shape solRes = this->getSolid(mkCut.Shape());
if (solRes.IsNull())
return new App::DocumentObjectExecReturn("Resulting shape is not a solid");
this->Shape.setValue(solRes);
}
else
return new App::DocumentObjectExecReturn("Could not revolve the sketch!");
return App::DocumentObject::StdReturn;
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
if (std::string(e->GetMessageString()) == "TopoDS::Face")
return new App::DocumentObjectExecReturn("Could not create face from sketch.\n"
"Intersecting sketch entities or multiple faces in a sketch are not allowed.");
else
return new App::DocumentObjectExecReturn(e->GetMessageString());
}
catch (Base::Exception& e) {
return new App::DocumentObjectExecReturn(e.what());
}
}
const std::list<gp_Trsf> LinearPattern::getTransformations(const std::vector<App::DocumentObject*>)
{
double distance = Length.getValue();
if (distance < Precision::Confusion())
throw Base::Exception("Pattern length too small");
int occurrences = Occurrences.getValue();
if (occurrences < 2)
throw Base::Exception("At least two occurrences required");
bool reversed = Reversed.getValue();
double offset = distance / (occurrences - 1);
App::DocumentObject* refObject = Direction.getValue();
if (refObject == NULL)
throw Base::Exception("No direction reference specified");
std::vector<std::string> subStrings = Direction.getSubValues();
if (subStrings.empty())
throw Base::Exception("No direction reference specified");
gp_Dir dir;
if (refObject->getTypeId().isDerivedFrom(Part::Part2DObject::getClassTypeId())) {
Part::Part2DObject* refSketch = static_cast<Part::Part2DObject*>(refObject);
Base::Axis axis;
if (subStrings[0] == "H_Axis")
axis = refSketch->getAxis(Part::Part2DObject::H_Axis);
else if (subStrings[0] == "V_Axis")
axis = refSketch->getAxis(Part::Part2DObject::V_Axis);
else if (subStrings[0] == "N_Axis")
axis = refSketch->getAxis(Part::Part2DObject::N_Axis);
else if (subStrings[0].size() > 4 && subStrings[0].substr(0,4) == "Axis") {
int AxId = std::atoi(subStrings[0].substr(4,4000).c_str());
if (AxId >= 0 && AxId < refSketch->getAxisCount())
axis = refSketch->getAxis(AxId);
}
axis *= refSketch->Placement.getValue();
dir = gp_Dir(axis.getDirection().x, axis.getDirection().y, axis.getDirection().z);
} else if (refObject->getTypeId().isDerivedFrom(PartDesign::Plane::getClassTypeId())) {
PartDesign::Plane* plane = static_cast<PartDesign::Plane*>(refObject);
Base::Vector3d d = plane->getNormal();
dir = gp_Dir(d.x, d.y, d.z);
} else if (refObject->getTypeId().isDerivedFrom(PartDesign::Line::getClassTypeId())) {
PartDesign::Line* line = static_cast<PartDesign::Line*>(refObject);
Base::Vector3d d = line->getDirection();
dir = gp_Dir(d.x, d.y, d.z);
} else if (refObject->getTypeId().isDerivedFrom(App::Line::getClassTypeId())) {
App::Line* line = static_cast<App::Line*>(refObject);
Base::Rotation rot = line->Placement.getValue().getRotation();
Base::Vector3d d(1,0,0);
rot.multVec(d, d);
dir = gp_Dir(d.x, d.y, d.z);
} else if (refObject->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
if (subStrings[0].empty())
throw Base::Exception("No direction reference specified");
Part::Feature* refFeature = static_cast<Part::Feature*>(refObject);
Part::TopoShape refShape = refFeature->Shape.getShape();
TopoDS_Shape ref = refShape.getSubShape(subStrings[0].c_str());
if (ref.ShapeType() == TopAbs_FACE) {
TopoDS_Face refFace = TopoDS::Face(ref);
if (refFace.IsNull())
throw Base::Exception("Failed to extract direction plane");
BRepAdaptor_Surface adapt(refFace);
if (adapt.GetType() != GeomAbs_Plane)
throw Base::Exception("Direction face must be planar");
dir = adapt.Plane().Axis().Direction();
} else if (ref.ShapeType() == TopAbs_EDGE) {
TopoDS_Edge refEdge = TopoDS::Edge(ref);
if (refEdge.IsNull())
throw Base::Exception("Failed to extract direction edge");
BRepAdaptor_Curve adapt(refEdge);
if (adapt.GetType() != GeomAbs_Line)
throw Base::Exception("Direction edge must be a straight line");
dir = adapt.Line().Direction();
} else {
throw Base::Exception("Direction reference must be edge or face");
}
} else {
throw Base::Exception("Direction reference must be edge/face of a feature or a datum line/plane");
}
TopLoc_Location invObjLoc = this->getLocation().Inverted();
dir.Transform(invObjLoc.Transformation());
gp_Vec direction(dir.X(), dir.Y(), dir.Z());
if (reversed)
direction.Reverse();
// Note: The original feature is NOT included in the list of transformations! Therefore
// we start with occurrence number 1, not number 0
std::list<gp_Trsf> transformations;
gp_Trsf trans;
transformations.push_back(trans); // identity transformation
for (int i = 1; i < occurrences; i++) {
trans.SetTranslation(direction * i * offset);
transformations.push_back(trans);
}
return transformations;
}
int SketchBased::getSketchAxisCount(void) const
{
Part::Part2DObject *sketch = static_cast<Part::Part2DObject*>(Sketch.getValue());
return sketch->getAxisCount();
}
