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/*=========================================================================
*
* Copyright UMC Utrecht and contributors
*
* 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
*
* http://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.
*
*=========================================================================*/
/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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
*
* http://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 itkGPUInPlaceImageFilter_hxx
#define itkGPUInPlaceImageFilter_hxx
#include "itkGPUInPlaceImageFilter.h"
namespace itk
{
template <typename TInputImage, typename TOutputImage, typename TParentImageFilter>
void
GPUInPlaceImageFilter<TInputImage, TOutputImage, TParentImageFilter>::PrintSelf(std::ostream & os, Indent indent) const
{
GPUSuperclass::PrintSelf(os, indent);
}
//------------------------------------------------------------------------------
template <typename TInputImage, typename TOutputImage, typename TParentImageFilter>
void
GPUInPlaceImageFilter<TInputImage, TOutputImage, TParentImageFilter>::ReleaseInputs()
{
CPUSuperclass::ReleaseInputs();
}
//------------------------------------------------------------------------------
template <typename TInputImage, typename TOutputImage, typename TParentImageFilter>
void
GPUInPlaceImageFilter<TInputImage, TOutputImage, TParentImageFilter>::AllocateOutputs()
{
if (this->GetGPUEnabled())
{
// if told to run in place and the types support it,
if (this->GetInPlace() && this->CanRunInPlace())
{
// Graft this first input to the output. Later, we'll need to
// remove the input's hold on the bulk data.
//
OutputImagePointer inputAsOutput = dynamic_cast<TOutputImage *>(const_cast<TInputImage *>(this->GetInput()));
if (inputAsOutput)
{
this->GraftOutput(inputAsOutput);
}
else
{
// if we cannot cast the input to an output type, then allocate
// an output usual.
OutputImagePointer outputPtr;
outputPtr = this->GetOutput(0);
outputPtr->SetBufferedRegion(outputPtr->GetRequestedRegion());
outputPtr->Allocate();
}
using ImageBaseType = ImageBase<OutputImageDimension>;
typename ImageBaseType::Pointer outputPtr;
// If there are more than one outputs, allocate the remaining outputs
for (unsigned int i = 1; i < this->GetNumberOfOutputs(); ++i)
{
// Check whether the output is an image of the appropriate
// dimension (use ProcessObject's version of the GetInput()
// method since it returns the input as a pointer to a
// DataObject as opposed to the subclass version which
// static_casts the input to an TInputImage).
outputPtr = dynamic_cast<ImageBaseType *>(this->ProcessObject::GetOutput(i));
if (outputPtr)
{
outputPtr->SetBufferedRegion(outputPtr->GetRequestedRegion());
outputPtr->Allocate();
}
// if the output is not of simular type then it is assumed the
// the derived class allocated the output if needed.
}
}
else
{
CPUSuperclass::AllocateOutputs();
}
}
else
{
CPUSuperclass::AllocateOutputs();
}
}
} // end of namespace itk
#endif
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