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/*=========================================================================
*
* Copyright NumFOCUS
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef itkArrowSpatialObject_hxx
#define itkArrowSpatialObject_hxx
namespace itk
{
template <unsigned int TDimension>
ArrowSpatialObject<TDimension>::ArrowSpatialObject()
{
this->SetTypeName("ArrowSpatialObject");
this->Clear();
this->Update();
}
template <unsigned int TDimension>
void
ArrowSpatialObject<TDimension>::Clear()
{
Superclass::Clear();
this->GetProperty().SetRed(1);
this->GetProperty().SetGreen(0);
this->GetProperty().SetBlue(0);
this->GetProperty().SetAlpha(1);
m_DirectionInObjectSpace.Fill(0);
m_DirectionInObjectSpace[0] = 1; // along the x direction by default
m_PositionInObjectSpace.Fill(0);
m_LengthInObjectSpace = 1;
this->Modified();
}
template <unsigned int TDimension>
void
ArrowSpatialObject<TDimension>::ComputeMyBoundingBox()
{
itkDebugMacro("Computing Rectangle bounding box");
PointType pnt = this->GetPositionInObjectSpace();
this->GetModifiableMyBoundingBoxInObjectSpace()->SetMinimum(pnt);
this->GetModifiableMyBoundingBoxInObjectSpace()->SetMaximum(pnt);
}
template <unsigned int TDimension>
bool
ArrowSpatialObject<TDimension>::IsInsideInObjectSpace(const PointType & point) const
{
itkDebugMacro("Checking the point [" << point << "] is on the Line");
PointType pnt = this->GetPositionInObjectSpace();
bool isInside = true;
for (unsigned int i = 0; i < TDimension; ++i)
{
if (Math::NotExactlyEquals(point[i], pnt[i]))
{
isInside = false;
break;
}
}
if (isInside)
{
return true;
}
return false;
}
template <unsigned int TDimension>
auto
ArrowSpatialObject<TDimension>::GetPositionInWorldSpace() const -> PointType
{
PointType pnt = this->GetPositionInObjectSpace();
pnt = this->GetObjectToWorldTransform()->TransformPoint(pnt);
return pnt;
}
template <unsigned int TDimension>
auto
ArrowSpatialObject<TDimension>::GetDirectionInWorldSpace() const -> VectorType
{
PointType pnt = this->GetPositionInObjectSpace();
PointType pnt2;
for (unsigned int i = 0; i < TDimension; ++i)
{
pnt2[i] = pnt[i] + m_LengthInObjectSpace * m_DirectionInObjectSpace[i];
}
pnt = this->GetObjectToWorldTransform()->TransformPoint(pnt);
pnt2 = this->GetObjectToWorldTransform()->TransformPoint(pnt2);
VectorType dir = pnt2 - pnt;
dir.Normalize();
return dir;
}
template <unsigned int TDimension>
double
ArrowSpatialObject<TDimension>::GetLengthInWorldSpace() const
{
PointType pnt = this->GetPositionInObjectSpace();
PointType pnt2;
for (unsigned int i = 0; i < TDimension; ++i)
{
pnt2[i] = pnt[i] + m_LengthInObjectSpace * m_DirectionInObjectSpace[i];
}
pnt = this->GetObjectToWorldTransform()->TransformPoint(pnt);
pnt2 = this->GetObjectToWorldTransform()->TransformPoint(pnt2);
double len = pnt.EuclideanDistanceTo(pnt2);
return len;
}
template <unsigned int TDimension>
typename LightObject::Pointer
ArrowSpatialObject<TDimension>::InternalClone() const
{
// Default implementation just copies the parameters from
// this to new transform.
typename LightObject::Pointer loPtr = Superclass::InternalClone();
typename Self::Pointer rval = dynamic_cast<Self *>(loPtr.GetPointer());
if (rval.IsNull())
{
itkExceptionMacro("downcast to type " << this->GetNameOfClass() << " failed.");
}
rval->SetDirectionInObjectSpace(this->GetDirectionInObjectSpace());
rval->SetPositionInObjectSpace(this->GetPositionInObjectSpace());
rval->SetLengthInObjectSpace(this->GetLengthInObjectSpace());
return loPtr;
}
template <unsigned int TDimension>
void
ArrowSpatialObject<TDimension>::PrintSelf(std::ostream & os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "DirectionInObjectSpace: "
<< static_cast<typename NumericTraits<VectorType>::PrintType>(m_DirectionInObjectSpace) << std::endl;
os << indent
<< "PositionInObjectSpace: " << static_cast<typename NumericTraits<PointType>::PrintType>(m_PositionInObjectSpace)
<< std::endl;
os << indent << "LengthInObjectSpace: " << m_LengthInObjectSpace << std::endl;
}
} // end namespace itk
#endif // end itkArrowSpatialObject_hxx
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