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139 lines
4.2 KiB
139 lines
4.2 KiB
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield |
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* |
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* This library is open source and may be redistributed and/or modified under |
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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* (at your option) any later version. The full license is in LICENSE file |
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* included with this distribution, and on the openscenegraph.org website. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* OpenSceneGraph Public License for more details. |
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*/ |
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#ifndef OSGUTIL_CONVERTVEC |
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#define OSGUTIL_CONVERTVEC 1 |
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namespace osgUtil { |
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template <typename InType, typename OutType, |
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unsigned int InSize = InType::num_components, |
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unsigned int OutSize = OutType::num_components> |
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struct ConvertVec |
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{ |
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static void convert(InType & in, OutType & out) |
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{} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 2, 2> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y())); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 2, 3> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y()), |
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static_cast<typename OutType::value_type>(0.0)); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 2, 4> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y()), |
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static_cast<typename OutType::value_type>(0.0), |
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static_cast<typename OutType::value_type>(1.0)); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 3, 2> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y())); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 3, 3> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y()), |
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static_cast<typename OutType::value_type>(in.z())); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 3, 4> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y()), |
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static_cast<typename OutType::value_type>(in.z()), |
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static_cast<typename OutType::value_type>(1.0)); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 4, 2> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()/in.w()), |
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static_cast<typename OutType::value_type>(in.y()/in.w())); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 4, 3> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()/in.w()), |
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static_cast<typename OutType::value_type>(in.y()/in.w()), |
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static_cast<typename OutType::value_type>(in.z()/in.w())); |
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} |
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}; |
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template <typename InType, typename OutType> |
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struct ConvertVec<InType, OutType, 4, 4> |
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{ |
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static void convert(InType & in, OutType & out) |
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{ |
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out.set(static_cast<typename OutType::value_type>(in.x()), |
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static_cast<typename OutType::value_type>(in.y()), |
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static_cast<typename OutType::value_type>(in.z()), |
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static_cast<typename OutType::value_type>(in.w())); |
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} |
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}; |
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} // end of osg namespace |
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#endif // ** OSG_CONVERTVEC ** //
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