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/*=========================================================================
Program: ITK-SNAP
Module: $RCSfile: SnakeParameters.cxx,v $
Language: C++
Date: $Date: 2010/10/19 19:17:00 $
Version: $Revision: 1.3 $
Copyright (c) 2007 Paul A. Yushkevich
This file is part of ITK-SNAP
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.
This program 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.
-----
Copyright (c) 2003 Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "SnakeParameters.h"
SnakeParameters
SnakeParameters
::GetDefaultEdgeParameters()
{
SnakeParameters p;
p.m_AutomaticTimeStep = true;
p.m_TimeStepFactor = 1.0f;
p.m_Ground = 5.0;
p.m_SnakeType = EDGE_SNAKE;
p.m_Clamp = true;
p.m_PropagationWeight = 1.0;
p.m_PropagationSpeedExponent = 1;
p.m_CurvatureWeight = 0.2;
p.m_CurvatureSpeedExponent = 0;
p.m_LaplacianWeight = 0.0f;
p.m_LaplacianSpeedExponent = 0;
p.m_AdvectionWeight = 2.0;
p.m_AdvectionSpeedExponent = 0;
p.m_Solver = PARALLEL_SPARSE_FIELD_SOLVER;
return p;
}
SnakeParameters
SnakeParameters
::GetDefaultInOutParameters()
{
SnakeParameters p;
p.m_AutomaticTimeStep = true;
p.m_TimeStepFactor = 1.0f;
p.m_Ground = 5.0;
p.m_SnakeType = REGION_SNAKE;
p.m_Clamp = true;
p.m_PropagationWeight = 1.0;
p.m_PropagationSpeedExponent = 1;
p.m_CurvatureWeight = 0.2;
p.m_CurvatureSpeedExponent = -1;
p.m_LaplacianWeight = 0.0f;
p.m_LaplacianSpeedExponent = 0;
p.m_AdvectionWeight = 0;
p.m_AdvectionSpeedExponent = 0;
p.m_Solver = PARALLEL_SPARSE_FIELD_SOLVER;
return p;
}
SnakeParameters
SnakeParameters
::GetDefaultAllZeroParameters()
{
SnakeParameters p;
p.m_AutomaticTimeStep = true;
p.m_TimeStepFactor = 0.1f;
p.m_Ground = 5.0;
p.m_SnakeType = REGION_SNAKE;
p.m_Clamp = true;
p.m_PropagationWeight = 0.0;
p.m_PropagationSpeedExponent = 0;
p.m_CurvatureWeight = 0.0;
p.m_CurvatureSpeedExponent = -1;
p.m_LaplacianWeight = 0.0f;
p.m_LaplacianSpeedExponent = 0;
p.m_AdvectionWeight = 0;
p.m_AdvectionSpeedExponent = 0;
p.m_Solver = PARALLEL_SPARSE_FIELD_SOLVER;
return p;
}
bool
SnakeParameters
::operator == (const SnakeParameters &p) const
{
return(
m_AutomaticTimeStep == p.m_AutomaticTimeStep &&
(m_AutomaticTimeStep || (m_TimeStepFactor == p.m_TimeStepFactor)) &&
m_Ground == p.m_Ground &&
m_SnakeType == p.m_SnakeType &&
m_Clamp == p.m_Clamp &&
m_PropagationWeight == p.m_PropagationWeight &&
m_PropagationSpeedExponent == p.m_PropagationSpeedExponent &&
m_CurvatureWeight == p.m_CurvatureWeight &&
m_CurvatureSpeedExponent == p.m_CurvatureSpeedExponent &&
m_LaplacianWeight == p.m_LaplacianWeight &&
m_LaplacianSpeedExponent == p.m_LaplacianSpeedExponent &&
m_AdvectionWeight == p.m_AdvectionWeight &&
m_AdvectionSpeedExponent == p.m_AdvectionSpeedExponent &&
m_Solver == p.m_Solver);
}
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