line_2d_impl.h

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/** @file
 *  @author Bram de Greve (bram@cocamware.com)
 *  @author Tom De Muer (tom@cocamware.com)
 *
 *  *** BEGIN LICENSE INFORMATION ***
 *  
 *  The contents of this file are subject to the Common Public Attribution License 
 *  Version 1.0 (the "License"); you may not use this file except in compliance with 
 *  the License. You may obtain a copy of the License at 
 *  http://lass.sourceforge.net/cpal-license. The License is based on the 
 *  Mozilla Public License Version 1.1 but Sections 14 and 15 have been added to cover 
 *  use of software over a computer network and provide for limited attribution for 
 *  the Original Developer. In addition, Exhibit A has been modified to be consistent 
 *  with Exhibit B.
 *  
 *  Software distributed under the License is distributed on an "AS IS" basis, WITHOUT 
 *  WARRANTY OF ANY KIND, either express or implied. See the License for the specific 
 *  language governing rights and limitations under the License.
 *  
 *  The Original Code is LASS - Library of Assembled Shared Sources.
 *  
 *  The Initial Developer of the Original Code is Bram de Greve and Tom De Muer.
 *  The Original Developer is the Initial Developer.
 *  
 *  All portions of the code written by the Initial Developer are:
 *  Copyright (C) 2004-2011 the Initial Developer.
 *  All Rights Reserved.
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 *  Contributor(s):
 *
 *  Alternatively, the contents of this file may be used under the terms of the 
 *  GNU General Public License Version 2 or later (the GPL), in which case the 
 *  provisions of GPL are applicable instead of those above.  If you wish to allow use
 *  of your version of this file only under the terms of the GPL and not to allow 
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 *  deleting the provisions above and replace them with the notice and other 
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 *  
 *  *** END LICENSE INFORMATION ***
 */
 
 
 
/** @struct lass::prim::impl::Line2DImpl
 *  @brief binder of equation policy to lass::prim::Line2D implementation
 *  @author Bram de Greve [BdG]
 */
 
#ifndef LASS_GUARDIAN_OF_INCLUSION_PRIM_IMPL_LINE_2D_IMPL_H
#define LASS_GUARDIAN_OF_INCLUSION_PRIM_IMPL_LINE_2D_IMPL_H
 
#include "../prim_common.h"
#include "../../num/floating_point_comparison.h"
#include "line_2d_cartesian.h"
#include "line_2d_parametric.h"
#include "line_2d_combined.h"
 
namespace lass
{
namespace prim
{
namespace impl
{
 
 
/** @internal
 *  Selects the cartesian equation as the default implemantation of a Line2D class.
 */
template <typename T, class EquationPolicy, class NormalizingPolicy>
struct Line2DImpl
{
    typedef Line2DCartesian<T, NormalizingPolicy> Type;
};
 
/** @internal
 *  specialization for the parametric equation as the default implemantation of a Line2D class.
 */
template <typename T, class NormalizingPolicy>
struct Line2DImpl<T, Parametric, NormalizingPolicy>
{
    typedef Line2DParametric<T, NormalizingPolicy> Type;
};
 
/** @internal
 *  specialization for the combined equation as the default implemantation of a Line2D class.
 */
template <typename T, class NormalizingPolicy>
struct Line2DImpl<T, Combined, NormalizingPolicy>
{
    typedef Line2DCombined<T, NormalizingPolicy> Type;
};
 
 
}
 
}
 
}
 
#endif
 
// EOF