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Allow booleans of bodies in PartDesign

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This commit is contained in:
jrheinlaender
2013-05-22 20:47:31 +04:30
committed by Stefan Tröger
parent ed2657380c
commit 638cfd2682
13 changed files with 1020 additions and 2 deletions
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2
src/Mod/PartDesign/App/AppPartDesign.cpp
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@@ -52,6 +52,7 @@
#include "DatumPlane.h"
#include "DatumLine.h"
#include "DatumPoint.h"
#include "FeatureBoolean.h"
namespace PartDesign {
extern PyObject* initModule();
@@ -102,6 +103,7 @@ PyMODINIT_FUNC init_PartDesign()
PartDesign::Plane ::init();
PartDesign::Line ::init();
PartDesign::Point ::init();
PartDesign::Boolean ::init();
PartDesign::Point::initHints();
PartDesign::Line ::initHints();

2
src/Mod/PartDesign/App/CMakeLists.txt
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@@ -94,6 +94,8 @@ SET(FeaturesSketchBased_SRCS
FeatureSubtractive.cpp
FeatureHole.h
FeatureHole.cpp
FeatureBoolean.h
FeatureBoolean.cpp
)
SOURCE_GROUP("SketchBasedFeatures" FILES ${FeaturesSketchBased_SRCS})

133
src/Mod/PartDesign/App/FeatureBoolean.cpp Normal file
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@@ -0,0 +1,133 @@
/******************************************************************************
* Copyright (c)2013 Jan Rheinlaender <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 "PreCompiled.h"
#ifndef _PreComp_
# include <BRepAlgoAPI_Fuse.hxx>
# include <BRepAlgoAPI_Cut.hxx>
# include <BRepAlgoAPI_Common.hxx>
# include <BRepAlgoAPI_Section.hxx>
#endif
#include "Body.h"
#include "FeatureBoolean.h"
#include <Base/Console.h>
#include <Base/Exception.h>
using namespace PartDesign;
namespace PartDesign {
PROPERTY_SOURCE(PartDesign::Boolean, PartDesign::Feature)
const char* Boolean::TypeEnums[]= {"Fuse","Cut","Common","Section",NULL};
Boolean::Boolean()
{
ADD_PROPERTY(Type,((long)0));
Type.setEnums(TypeEnums);
ADD_PROPERTY(Bodies,(0));
Bodies.setSize(0);
}
short Boolean::mustExecute() const
{
if (Bodies.isTouched())
return 1;
return PartDesign::Feature::mustExecute();
}
App::DocumentObjectExecReturn *Boolean::execute(void)
{
std::vector<App::DocumentObject*> bodies = Bodies.getValues();
if (bodies.empty())
return App::DocumentObject::StdReturn;
// Get the first body
if (bodies.front() == NULL)
return new App::DocumentObjectExecReturn("No body for boolean");
PartDesign::Body* body = static_cast<PartDesign::Body*>(bodies.front());
const Part::TopoShape& bodyTopShape = body->Shape.getShape();
if (bodyTopShape._Shape.IsNull())
return new App::DocumentObjectExecReturn("Cannot do boolean operation on invalid body shape");
// create an untransformed copy of the body shape
Part::TopoShape bodyShape(bodyTopShape);
bodyShape.setTransform(Base::Matrix4D());
TopoDS_Shape result = bodyShape._Shape;
// Position this feature by the first body
this->Placement.setValue(body->Placement.getValue());
// Get the operation type
std::string type = Type.getValueAsString();
std::vector<App::DocumentObject*>::const_iterator b = bodies.begin();
b++;
for (; b != bodies.end(); b++)
{
// Extract the body shape
PartDesign::Body* body = static_cast<PartDesign::Body*>(*b);
TopoDS_Shape shape = body->Shape.getValue();
TopoDS_Shape boolOp;
if (type == "Fuse") {
BRepAlgoAPI_Fuse mkFuse(result, shape);
if (!mkFuse.IsDone())
return new App::DocumentObjectExecReturn("Fusion of bodies failed", *b);
// we have to get the solids (fuse sometimes creates compounds)
boolOp = this->getSolid(mkFuse.Shape());
// lets check if the result is a solid
if (boolOp.IsNull())
return new App::DocumentObjectExecReturn("Resulting shape is not a solid", *b);
} else if (type == "Cut") {
BRepAlgoAPI_Cut mkCut(result, shape);
if (!mkCut.IsDone())
return new App::DocumentObjectExecReturn("Cut out of first body failed", *b);
boolOp = mkCut.Shape();
} else if (type == "Common") {
BRepAlgoAPI_Common mkCommon(result, shape);
if (!mkCommon.IsDone())
return new App::DocumentObjectExecReturn("Common operation with first body failed", *b);
boolOp = mkCommon.Shape();
} else if (type == "Section") {
BRepAlgoAPI_Section mkSection(result, shape);
if (!mkSection.IsDone())
return new App::DocumentObjectExecReturn("Section out of first body failed", *b);
// we have to get the solids
boolOp = this->getSolid(mkSection.Shape());
// lets check if the result is a solid
if (boolOp.IsNull())
return new App::DocumentObjectExecReturn("Resulting shape is not a solid", *b);
}
result = boolOp; // Use result of this operation for fuse/cut of next body
}
this->Shape.setValue(result);
return App::DocumentObject::StdReturn;
}
}

69
src/Mod/PartDesign/App/FeatureBoolean.h Normal file
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@@ -0,0 +1,69 @@
/******************************************************************************
* Copyright (c)2013 Jan Rheinlaender <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 *
* *
******************************************************************************/
#ifndef PARTDESIGN_FeatureBoolean_H
#define PARTDESIGN_FeatureBoolean_H
#include <App/PropertyStandard.h>
#include "Feature.h"
namespace PartDesign
{
/**
* Abstract superclass of all features that are created by transformation of another feature
* Transformations are translation, rotation and mirroring
*/
class PartDesignExport Boolean : public PartDesign::Feature
{
PROPERTY_HEADER(PartDesign::Boolean);
public:
Boolean();
/// The type of the boolean operation
App::PropertyEnumeration Type;
/// The bodies for the operation
App::PropertyLinkList Bodies;
/** @name methods override feature */
//@{
/// Recalculate the feature
App::DocumentObjectExecReturn *execute(void);
short mustExecute() const;
/// returns the type name of the view provider
const char* getViewProviderName(void) const {
return "PartDesignGui::ViewProviderBoolean";
}
//@}
private:
static const char* TypeEnums[];
};
} //namespace PartDesign
#endif // PARTDESIGN_FeatureBoolean_H