194 lines
4.6 KiB
C++
194 lines
4.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////////////////////////
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// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Created : 2009-10-26
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// Updated : 2011-06-07
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// Licence : This source is under MIT License
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// File : glm/gtx/multiple.inl
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Dependency:
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// - GLM core
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///////////////////////////////////////////////////////////////////////////////////////////////////
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namespace glm{
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//////////////////////
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// higherMultiple
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template <typename genType>
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GLM_FUNC_QUALIFIER genType higherMultiple
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(
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genType const & Source,
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genType const & Multiple
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)
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{
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genType Tmp = Source % Multiple;
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return Tmp ? Source + Multiple - Tmp : Source;
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}
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template <>
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GLM_FUNC_QUALIFIER detail::thalf higherMultiple
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(
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detail::thalf const & SourceH,
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detail::thalf const & MultipleH
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)
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{
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float Source = SourceH.toFloat();
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float Multiple = MultipleH.toFloat();
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int Tmp = int(float(Source)) % int(Multiple);
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return detail::thalf(Tmp ? Source + Multiple - float(Tmp) : Source);
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}
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template <>
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GLM_FUNC_QUALIFIER float higherMultiple
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(
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float const & Source,
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float const & Multiple
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)
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{
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int Tmp = int(Source) % int(Multiple);
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return Tmp ? Source + Multiple - float(Tmp) : Source;
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}
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template <>
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GLM_FUNC_QUALIFIER double higherMultiple
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(
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double const & Source,
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double const & Multiple
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)
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{
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long Tmp = long(Source) % long(Multiple);
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return Tmp ? Source + Multiple - double(Tmp) : Source;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec2<T> higherMultiple
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(
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detail::tvec2<T> const & Source,
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detail::tvec2<T> const & Multiple
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)
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{
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detail::tvec2<T> Result;
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for(typename detail::tvec2<T>::size_type i = 0; i < detail::tvec2<T>::value_size(); ++i)
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Result[i] = higherMultiple(Source[i], Multiple[i]);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec3<T> higherMultiple
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(
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detail::tvec3<T> const & Source,
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detail::tvec3<T> const & Multiple
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)
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{
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detail::tvec3<T> Result;
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for(typename detail::tvec3<T>::size_type i = 0; i < detail::tvec3<T>::value_size(); ++i)
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Result[i] = higherMultiple(Source[i], Multiple[i]);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec4<T> higherMultiple
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(
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detail::tvec4<T> const & Source,
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detail::tvec4<T> const & Multiple
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)
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{
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detail::tvec4<T> Result;
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for(typename detail::tvec4<T>::size_type i = 0; i < detail::tvec4<T>::value_size(); ++i)
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Result[i] = higherMultiple(Source[i], Multiple[i]);
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return Result;
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}
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//////////////////////
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// lowerMultiple
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template <typename genType>
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GLM_FUNC_QUALIFIER genType lowerMultiple
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(
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genType const & Source,
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genType const & Multiple
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)
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{
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genType Tmp = Source % Multiple;
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return Tmp ? Source - Tmp : Source;
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}
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template <>
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GLM_FUNC_QUALIFIER detail::thalf lowerMultiple
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(
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detail::thalf const & SourceH,
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detail::thalf const & MultipleH
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)
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{
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float Source = SourceH.toFloat();
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float Multiple = MultipleH.toFloat();
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int Tmp = int(float(Source)) % int(float(Multiple));
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return detail::thalf(Tmp ? Source - float(Tmp) : Source);
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}
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template <>
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GLM_FUNC_QUALIFIER float lowerMultiple
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(
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float const & Source,
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float const & Multiple
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)
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{
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int Tmp = int(Source) % int(Multiple);
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return Tmp ? Source - float(Tmp) : Source;
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}
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template <>
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GLM_FUNC_QUALIFIER double lowerMultiple
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(
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double const & Source,
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double const & Multiple
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)
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{
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long Tmp = long(Source) % long(Multiple);
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return Tmp ? Source - double(Tmp) : Source;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec2<T> lowerMultiple
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(
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detail::tvec2<T> const & Source,
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detail::tvec2<T> const & Multiple
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)
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{
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detail::tvec2<T> Result;
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for(typename detail::tvec2<T>::size_type i = 0; i < detail::tvec2<T>::value_size(); ++i)
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Result[i] = lowerMultiple(Source[i], Multiple[i]);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec3<T> lowerMultiple
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(
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detail::tvec3<T> const & Source,
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detail::tvec3<T> const & Multiple
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)
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{
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detail::tvec3<T> Result;
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for(typename detail::tvec3<T>::size_type i = 0; i < detail::tvec3<T>::value_size(); ++i)
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Result[i] = lowerMultiple(Source[i], Multiple[i]);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER detail::tvec4<T> lowerMultiple
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(
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detail::tvec4<T> const & Source,
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detail::tvec4<T> const & Multiple
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)
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{
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detail::tvec4<T> Result;
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for(typename detail::tvec4<T>::size_type i = 0; i < detail::tvec4<T>::value_size(); ++i)
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Result[i] = lowerMultiple(Source[i], Multiple[i]);
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return Result;
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}
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}//namespace glm
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