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* Copyright (c) 2013 Jan Rheinländer <jrheinlaender@users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
******************************************************************************/
#include <Mod/Part/App/FCBRepAlgoAPI_Common.h>
#include <Mod/Part/App/FCBRepAlgoAPI_Cut.h>
#include <Mod/Part/App/FCBRepAlgoAPI_Fuse.h>
#include <Standard_Failure.hxx>
#include <App/DocumentObject.h>
#include <Mod/Part/App/modelRefine.h>
#include <Mod/Part/App/TopoShapeOpCode.h>
#include "FeatureBoolean.h"
#include "Body.h"
FC_LOG_LEVEL_INIT("PartDesign", true, true);
using namespace PartDesign;
namespace PartDesign
{
extern bool getPDRefineModelParameter();
PROPERTY_SOURCE_WITH_EXTENSIONS(PartDesign::Boolean, PartDesign::FeatureRefine)
const char* Boolean::TypeEnums[] = {"Fuse", "Cut", "Common", nullptr};
Boolean::Boolean()
{
ADD_PROPERTY(Type, ((long)0));
Type.setEnums(TypeEnums);
App::GeoFeatureGroupExtension::initExtension(this);
}
short Boolean::mustExecute() const
{
if (Group.isTouched()) {
return 1;
}
return PartDesign::Feature::mustExecute();
}
App::DocumentObjectExecReturn* Boolean::execute()
{
// Get the operation type
std::string type = Type.getValueAsString();
// Check the parameters
const Part::Feature* baseFeature = this->getBaseObject(/* silent = */ true);
if (!baseFeature && type == "Cut") {
return new App::DocumentObjectExecReturn(
QT_TRANSLATE_NOOP("Exception", "Cannot do boolean cut without BaseFeature")
);
}
std::vector<App::DocumentObject*> tools = Group.getValues();
if (tools.empty()) {
return App::DocumentObject::StdReturn;
}
// Get the base shape to operate on
Part::TopoShape baseTopShape;
if (baseFeature) {
baseTopShape = baseFeature->Shape.getShape();
}
else {
auto feature = tools.back();
if (!feature->isDerivedFrom<Part::Feature>()) {
return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP(
"Exception",
"Cannot do boolean with anything but Part::Feature and its derivatives"
));
}
baseTopShape = static_cast<Part::Feature*>(feature)->Shape.getShape();
tools.pop_back();
}
if (baseTopShape.getShape().IsNull()) {
return new App::DocumentObjectExecReturn(
QT_TRANSLATE_NOOP("Exception", "Cannot do boolean operation with invalid base shape")
);
}
std::vector<TopoShape> shapes;
shapes.push_back(baseTopShape);
for (auto it = tools.begin(); it < tools.end(); ++it) {
auto shape = getTopoShape(*it, Part::ShapeOption::ResolveLink | Part::ShapeOption::Transform);
if (shape.isNull()) {
return new App::DocumentObjectExecReturn(
QT_TRANSLATE_NOOP("Exception", "Tool shape is null")
);
}
shapes.push_back(shape);
}
TopoShape result(baseTopShape);
if (!tools.empty()) {
const char* op = nullptr;
if (type == "Fuse") {
op = Part::OpCodes::Fuse;
}
else if (type == "Cut") {
op = Part::OpCodes::Cut;
}
else if (type == "Common") {
op = Part::OpCodes::Common;
}
// LinkStage3 defines these other types of Boolean operations. Removed for now pending
// decision to bring them in or not.
// else if(type == "Compound")
// op = Part::OpCodes::Compound;
// else if(type == "Section")
// op = Part::OpCodes::Section;
else {
return new App::DocumentObjectExecReturn(
QT_TRANSLATE_NOOP("Exception", "Unsupported boolean operation")
);
}
try {
result.makeElementBoolean(op, shapes);
}
catch (Standard_Failure& e) {
FC_ERR("Boolean operation failed: " << e.GetMessageString());
return new App::DocumentObjectExecReturn(
QT_TRANSLATE_NOOP("Exception", "Boolean operation failed")
);
}
}
result = refineShapeIfActive(result);
if (!isSingleSolidRuleSatisfied(result.getShape())) {
return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP(
"Exception",
"Result has multiple solids: enable 'Allow Compound' in the active body."
));
}
this->Shape.setValue(getSolid(result));
return StdReturn;
}
void Boolean::updatePreviewShape()
{
if (strcmp(Type.getValueAsString(), "Cut") == 0) {
TopoShape base = getBaseTopoShape(true).moved(getLocation().Inverted());
TopoShape result = Shape.getShape();
PreviewShape.setValue(base.makeElementCut(result.getShape()));
return;
}
if (strcmp(Type.getValueAsString(), "Fuse") == 0) {
// if there are no other shapes to fuse just return itself
if (Group.getValues().empty()) {
PreviewShape.setValue(Shape.getShape());
return;
}
std::vector<TopoShape> shapes;
for (auto& obj : Group.getValues()) {
shapes.push_back(
getTopoShape(obj, Part::ShapeOption::ResolveLink | Part::ShapeOption::Transform)
);
}
TopoShape result;
result.makeCompound(shapes);
PreviewShape.setValue(result.getShape());
return;
}
PreviewShape.setValue(Shape.getShape());
}
void Boolean::onChanged(const App::Property* prop)
{
if (strcmp(prop->getName(), "Group") == 0) {
touch();
}
Feature::onChanged(prop);
}
void Boolean::handleChangedPropertyName(Base::XMLReader& reader, const char* TypeName, const char* PropName)
{
// The App::PropertyLinkList property was Bodies in the past
Base::Type type = Base::Type::fromName(TypeName);
if (Group.getClassTypeId() == type && strcmp(PropName, "Bodies") == 0) {
Group.Restore(reader);
}
}
} // namespace PartDesign
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