57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/// @ref gtx_wrap
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namespace glm
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{
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<L, T, Q> clamp(vec<L, T, Q> const& Texcoord)
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{
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return glm::clamp(Texcoord, vec<L, T, Q>(0), vec<L, T, Q>(1));
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}
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template<typename genType>
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GLM_FUNC_QUALIFIER genType clamp(genType const& Texcoord)
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{
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return clamp(vec<1, genType, defaultp>(Texcoord)).x;
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}
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<L, T, Q> repeat(vec<L, T, Q> const& Texcoord)
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{
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return glm::fract(Texcoord);
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}
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template<typename genType>
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GLM_FUNC_QUALIFIER genType repeat(genType const& Texcoord)
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{
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return repeat(vec<1, genType, defaultp>(Texcoord)).x;
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}
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<L, T, Q> mirrorClamp(vec<L, T, Q> const& Texcoord)
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{
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return glm::fract(glm::abs(Texcoord));
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}
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template<typename genType>
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GLM_FUNC_QUALIFIER genType mirrorClamp(genType const& Texcoord)
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{
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return mirrorClamp(vec<1, genType, defaultp>(Texcoord)).x;
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}
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<L, T, Q> mirrorRepeat(vec<L, T, Q> const& Texcoord)
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{
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vec<L, T, Q> const Abs = glm::abs(Texcoord);
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vec<L, T, Q> const Clamp = glm::mod(glm::floor(Abs), vec<L, T, Q>(2));
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vec<L, T, Q> const Floor = glm::floor(Abs);
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vec<L, T, Q> const Rest = Abs - Floor;
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vec<L, T, Q> const Mirror = Clamp + Rest;
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return mix(Rest, vec<L, T, Q>(1) - Rest, glm::greaterThanEqual(Mirror, vec<L, T, Q>(1)));
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}
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template<typename genType>
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GLM_FUNC_QUALIFIER genType mirrorRepeat(genType const& Texcoord)
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{
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return mirrorRepeat(vec<1, genType, defaultp>(Texcoord)).x;
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}
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}//namespace glm
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