#include <BRepGProp.hxx>
#include <Precision.hxx>
-#define DEB_PLACEMENT 1
GeomAlgoAPI_Placement::GeomAlgoAPI_Placement(
- std::shared_ptr<GeomAPI_Shape> theSourceSolid,
- std::shared_ptr<GeomAPI_Shape> theDestSolid,
- std::shared_ptr<GeomAPI_Shape> theSourceShape,
- std::shared_ptr<GeomAPI_Shape> theDestShape,
- bool theIsReverse,
- bool theIsCentering)
+ std::shared_ptr<GeomAPI_Shape> theSourceSolid,
+ std::shared_ptr<GeomAPI_Shape> theDestSolid,
+ std::shared_ptr<GeomAPI_Shape> theSourceShape,
+ std::shared_ptr<GeomAPI_Shape> theDestShape,
+ bool theIsReverse,
+ bool theIsCentering,
+ bool theSimpleTransform)
: myDone(false),
- myShape(new GeomAPI_Shape())
+ myShape(new GeomAPI_Shape())
{
- build(theSourceSolid, theDestSolid, theSourceShape, theDestShape, theIsReverse, theIsCentering);
+ build(theSourceSolid, theDestSolid, theSourceShape, theDestShape,
+ theIsReverse, theIsCentering, theSimpleTransform);
}
void GeomAlgoAPI_Placement::build(
- const std::shared_ptr<GeomAPI_Shape>& theSourceSolid,
- const std::shared_ptr<GeomAPI_Shape>& theDestSolid,
- const std::shared_ptr<GeomAPI_Shape>& theSourceShape,
- const std::shared_ptr<GeomAPI_Shape>& theDestShape,
- bool theIsReverse,
- bool theIsCentering)
+ const std::shared_ptr<GeomAPI_Shape>& theSourceSolid,
+ const std::shared_ptr<GeomAPI_Shape>& theDestSolid,
+ const std::shared_ptr<GeomAPI_Shape>& theSourceShape,
+ const std::shared_ptr<GeomAPI_Shape>& theDestShape,
+ bool theIsReverse,
+ bool theIsCentering,
+ bool theSimpleTransform)
{
// Filling the parameters of the objects
static const int aNbObjects = 2;
aPoint.Translate(aSrcDstNormals[0] * aTransStep);
aClassifier.Perform(aPoint, Precision::Confusion());
if ((aClassifier.State() == TopAbs_OUT && !theIsReverse) ||
- (aClassifier.State() == TopAbs_IN && theIsReverse))
+ (aClassifier.State() == TopAbs_IN && theIsReverse))
aSrcDstNormals[0].Reverse();
}
if (hasNormal[1]) {
gp_Vec aVec = aSrcDstNormals[1 - anInd].Crossed(aSrcDstDirections[anInd]);
if (aVec.SquareMagnitude() < Precision::SquareConfusion()) { // normal and direction are collinear
aVec = aSrcDstNormals[1 - anInd].Crossed(
- gp_Vec(aSrcDstPoints[1 - anInd], aSrcDstPoints[anInd]));
+ gp_Vec(aSrcDstPoints[1 - anInd], aSrcDstPoints[anInd]));
if (aVec.SquareMagnitude() < Precision::SquareConfusion()) { // normal and points direction are collinear
if (Abs(aSrcDstNormals[1 - anInd].Y()) >= Precision::Confusion() ||
- Abs(aSrcDstNormals[1 - anInd].Z()) >= Precision::Confusion())
+ Abs(aSrcDstNormals[1 - anInd].Z()) >= Precision::Confusion())
aVec = gp::DX();
else
aVec = gp::DY();
aVec = aSrcDstDirections[0].Crossed(gp_Vec(aSrcDstPoints[0], aSrcDstPoints[1]));
if (aVec.SquareMagnitude() < Precision::SquareConfusion()) { // lines are equal
if (Abs(aSrcDstDirections[0].Y()) >= Precision::Confusion() ||
- Abs(aSrcDstDirections[0].Z()) >= Precision::Confusion())
+ Abs(aSrcDstDirections[0].Z()) >= Precision::Confusion())
aVec = gp::DX();
else
aVec = gp::DY();
aVec.Cross(aSrcDstDirections[anInd]);
if (aVec.SquareMagnitude() < Precision::SquareConfusion()) { // point is on line
if (Abs(aSrcDstDirections[1 - anInd].Y()) >= Precision::Confusion() ||
- Abs(aSrcDstDirections[1 - anInd].Z()) >= Precision::Confusion())
+ Abs(aSrcDstDirections[1 - anInd].Z()) >= Precision::Confusion())
aVec = gp::DX();
else
aVec = gp::DY();
gp_Trsf aTrsf;
gp_Vec aSrcDir = aSrcDstNormals[0];
gp_Vec aDstDir = aSrcDstNormals[1];
- gp_Vec aSrcDir = aSrcDstNormals[0];
- gp_Vec aDstDir = aSrcDstNormals[1];
// Calculate rotation
gp_Quaternion aRot(aSrcDir, aDstDir);
aTrsf.SetRotation(aRot);
gp_Vec aTrans = aDstLoc - aSrcLoc;
aTrsf.SetTransformation(aRot, aTrans);
- // Transform the shape with copying it
- BRepBuilderAPI_Transform* aBuilder = new BRepBuilderAPI_Transform(aSourceShape, aTrsf, true);
- if(aBuilder) {
- setImpl(aBuilder);
- myDone = aBuilder->IsDone() == Standard_True;
- if (myDone) {
- TopoDS_Shape aResult = aBuilder->Shape();
- // fill data map to keep correct orientation of sub-shapes
- for (TopExp_Explorer Exp(aResult,TopAbs_FACE); Exp.More(); Exp.Next()) {
- std::shared_ptr<GeomAPI_Shape> aCurrentShape(new GeomAPI_Shape());
- aCurrentShape->setImpl(new TopoDS_Shape(Exp.Current()));
- myMap.bind(aCurrentShape, aCurrentShape);
+ if (theSimpleTransform) { // just add transformation
+ TopLoc_Location aDelta(aTrsf);
+ TopoDS_Shape aResult = aSourceShape.Moved(aDelta);
+ myShape->setImpl(new TopoDS_Shape(aResult));
+ // store the accumulated information about the result and this delta
+ //myTrsf = std::shared_ptr<GeomAPI_Trsf>(new GeomAPI_Trsf(new gp_Trsf(aTrsf * aSourceShape.Location().Transformation())));
+ myTrsf = std::shared_ptr<GeomAPI_Trsf>(new GeomAPI_Trsf(new gp_Trsf(aTrsf)));
+ myDone = true; // it is allways true for simple transformation generation
+ } else { // internal rebuild of the shape
+ // Transform the shape with copying it
+ BRepBuilderAPI_Transform* aBuilder = new BRepBuilderAPI_Transform(aSourceShape, aTrsf, true);
+ if(aBuilder) {
+ setImpl(aBuilder);
+ myDone = aBuilder->IsDone() == Standard_True;
+ if (myDone) {
+ TopoDS_Shape aResult = aBuilder->Shape();
+ // fill data map to keep correct orientation of sub-shapes
+ for (TopExp_Explorer Exp(aResult,TopAbs_FACE); Exp.More(); Exp.Next()) {
+ std::shared_ptr<GeomAPI_Shape> aCurrentShape(new GeomAPI_Shape());
+ aCurrentShape->setImpl(new TopoDS_Shape(Exp.Current()));
+ myMap.bind(aCurrentShape, aCurrentShape);
+ }
+ myShape->setImpl(new TopoDS_Shape(aResult));
+ myMkShape = new GeomAlgoAPI_MakeShape (aBuilder);
}
-#ifdef DEB_PLACEMENT
- int aNum = myMap.size();
- cout << "MAP of Oriented shapes =" << aNum <<endl;
-
-#endif
-
- myShape->setImpl(new TopoDS_Shape(aResult));
- myMkShape = new GeomAlgoAPI_MakeShape (aBuilder);
}
}
}
//============================================================================
const bool GeomAlgoAPI_Placement::isValid() const
{
- BRepCheck_Analyzer aChecker(myShape->impl<TopoDS_Shape>());
- return (aChecker.IsValid() == Standard_True);
+ if (myShape.get()) { // only for not-simple transform
+ BRepCheck_Analyzer aChecker(myShape->impl<TopoDS_Shape>());
+ return (aChecker.IsValid() == Standard_True);
+ }
+ return true;
}
//============================================================================
return myMkShape;
}
+std::shared_ptr<GeomAPI_Trsf> GeomAlgoAPI_Placement::transformation() const
+{
+ return myTrsf;
+}
+
//============================================================================
GeomAlgoAPI_Placement::~GeomAlgoAPI_Placement()
{
- if (myImpl)
+ if (!empty())
myMap.clear();
-}
\ No newline at end of file
+}
