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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2018-01-13 03:51:33 +0100 |
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committer | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2018-01-13 03:51:34 +0100 |
commit | 6f67371bb1b46579ae837d0e0c61ac1b291be743 (patch) | |
tree | 5a43692a064d84e5c5688b1b3639342555139c3c /depedencies/include/glm/gtc/round.inl | |
parent | Backported to C++14 (diff) | |
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Diffstat (limited to 'depedencies/include/glm/gtc/round.inl')
-rw-r--r-- | depedencies/include/glm/gtc/round.inl | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/depedencies/include/glm/gtc/round.inl b/depedencies/include/glm/gtc/round.inl deleted file mode 100644 index f583c40..0000000 --- a/depedencies/include/glm/gtc/round.inl +++ /dev/null @@ -1,344 +0,0 @@ -/// @ref gtc_round -/// @file glm/gtc/round.inl - -#include "../detail/func_integer.hpp" - -namespace glm{ -namespace detail -{ - template <typename T, precision P, template <typename, precision> class vecType, bool compute = false> - struct compute_ceilShift - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & v, T) - { - return v; - } - }; - - template <typename T, precision P, template <typename, precision> class vecType> - struct compute_ceilShift<T, P, vecType, true> - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & v, T Shift) - { - return v | (v >> Shift); - } - }; - - template <typename T, precision P, template <typename, precision> class vecType, bool isSigned = true> - struct compute_ceilPowerOfTwo - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & x) - { - GLM_STATIC_ASSERT(!std::numeric_limits<T>::is_iec559, "'ceilPowerOfTwo' only accept integer scalar or vector inputs"); - - vecType<T, P> const Sign(sign(x)); - - vecType<T, P> v(abs(x)); - - v = v - static_cast<T>(1); - v = v | (v >> static_cast<T>(1)); - v = v | (v >> static_cast<T>(2)); - v = v | (v >> static_cast<T>(4)); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 2>::call(v, 8); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 4>::call(v, 16); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 8>::call(v, 32); - return (v + static_cast<T>(1)) * Sign; - } - }; - - template <typename T, precision P, template <typename, precision> class vecType> - struct compute_ceilPowerOfTwo<T, P, vecType, false> - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & x) - { - GLM_STATIC_ASSERT(!std::numeric_limits<T>::is_iec559, "'ceilPowerOfTwo' only accept integer scalar or vector inputs"); - - vecType<T, P> v(x); - - v = v - static_cast<T>(1); - v = v | (v >> static_cast<T>(1)); - v = v | (v >> static_cast<T>(2)); - v = v | (v >> static_cast<T>(4)); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 2>::call(v, 8); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 4>::call(v, 16); - v = compute_ceilShift<T, P, vecType, sizeof(T) >= 8>::call(v, 32); - return v + static_cast<T>(1); - } - }; - - template <bool is_float, bool is_signed> - struct compute_ceilMultiple{}; - - template <> - struct compute_ceilMultiple<true, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source > genType(0)) - return Source + (Multiple - std::fmod(Source, Multiple)); - else - return Source + std::fmod(-Source, Multiple); - } - }; - - template <> - struct compute_ceilMultiple<false, false> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - genType Tmp = Source - genType(1); - return Tmp + (Multiple - (Tmp % Multiple)); - } - }; - - template <> - struct compute_ceilMultiple<false, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source > genType(0)) - { - genType Tmp = Source - genType(1); - return Tmp + (Multiple - (Tmp % Multiple)); - } - else - return Source + (-Source % Multiple); - } - }; - - template <bool is_float, bool is_signed> - struct compute_floorMultiple{}; - - template <> - struct compute_floorMultiple<true, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - std::fmod(Source, Multiple); - else - return Source - std::fmod(Source, Multiple) - Multiple; - } - }; - - template <> - struct compute_floorMultiple<false, false> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - Source % Multiple; - else - { - genType Tmp = Source + genType(1); - return Tmp - Tmp % Multiple - Multiple; - } - } - }; - - template <> - struct compute_floorMultiple<false, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - Source % Multiple; - else - { - genType Tmp = Source + genType(1); - return Tmp - Tmp % Multiple - Multiple; - } - } - }; - - template <bool is_float, bool is_signed> - struct compute_roundMultiple{}; - - template <> - struct compute_roundMultiple<true, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - std::fmod(Source, Multiple); - else - { - genType Tmp = Source + genType(1); - return Tmp - std::fmod(Tmp, Multiple) - Multiple; - } - } - }; - - template <> - struct compute_roundMultiple<false, false> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - Source % Multiple; - else - { - genType Tmp = Source + genType(1); - return Tmp - Tmp % Multiple - Multiple; - } - } - }; - - template <> - struct compute_roundMultiple<false, true> - { - template <typename genType> - GLM_FUNC_QUALIFIER static genType call(genType Source, genType Multiple) - { - if(Source >= genType(0)) - return Source - Source % Multiple; - else - { - genType Tmp = Source + genType(1); - return Tmp - Tmp % Multiple - Multiple; - } - } - }; -}//namespace detail - - //////////////// - // isPowerOfTwo - - template <typename genType> - GLM_FUNC_QUALIFIER bool isPowerOfTwo(genType Value) - { - genType const Result = glm::abs(Value); - return !(Result & (Result - 1)); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<bool, P> isPowerOfTwo(vecType<T, P> const & Value) - { - vecType<T, P> const Result(abs(Value)); - return equal(Result & (Result - 1), vecType<T, P>(0)); - } - - ////////////////// - // ceilPowerOfTwo - - template <typename genType> - GLM_FUNC_QUALIFIER genType ceilPowerOfTwo(genType value) - { - return detail::compute_ceilPowerOfTwo<genType, defaultp, tvec1, std::numeric_limits<genType>::is_signed>::call(tvec1<genType, defaultp>(value)).x; - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> ceilPowerOfTwo(vecType<T, P> const & v) - { - return detail::compute_ceilPowerOfTwo<T, P, vecType, std::numeric_limits<T>::is_signed>::call(v); - } - - /////////////////// - // floorPowerOfTwo - - template <typename genType> - GLM_FUNC_QUALIFIER genType floorPowerOfTwo(genType value) - { - return isPowerOfTwo(value) ? value : static_cast<genType>(1) << findMSB(value); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> floorPowerOfTwo(vecType<T, P> const & v) - { - return detail::functor1<T, T, P, vecType>::call(floorPowerOfTwo, v); - } - - /////////////////// - // roundPowerOfTwo - - template <typename genIUType> - GLM_FUNC_QUALIFIER genIUType roundPowerOfTwo(genIUType value) - { - if(isPowerOfTwo(value)) - return value; - - genIUType const prev = static_cast<genIUType>(1) << findMSB(value); - genIUType const next = prev << static_cast<genIUType>(1); - return (next - value) < (value - prev) ? next : prev; - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> roundPowerOfTwo(vecType<T, P> const & v) - { - return detail::functor1<T, T, P, vecType>::call(roundPowerOfTwo, v); - } - - //////////////// - // isMultiple - - template <typename genType> - GLM_FUNC_QUALIFIER bool isMultiple(genType Value, genType Multiple) - { - return isMultiple(tvec1<genType>(Value), tvec1<genType>(Multiple)).x; - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<bool, P> isMultiple(vecType<T, P> const & Value, T Multiple) - { - return (Value % Multiple) == vecType<T, P>(0); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<bool, P> isMultiple(vecType<T, P> const & Value, vecType<T, P> const & Multiple) - { - return (Value % Multiple) == vecType<T, P>(0); - } - - ////////////////////// - // ceilMultiple - - template <typename genType> - GLM_FUNC_QUALIFIER genType ceilMultiple(genType Source, genType Multiple) - { - return detail::compute_ceilMultiple<std::numeric_limits<genType>::is_iec559, std::numeric_limits<genType>::is_signed>::call(Source, Multiple); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> ceilMultiple(vecType<T, P> const & Source, vecType<T, P> const & Multiple) - { - return detail::functor2<T, P, vecType>::call(ceilMultiple, Source, Multiple); - } - - ////////////////////// - // floorMultiple - - template <typename genType> - GLM_FUNC_QUALIFIER genType floorMultiple(genType Source, genType Multiple) - { - return detail::compute_floorMultiple<std::numeric_limits<genType>::is_iec559, std::numeric_limits<genType>::is_signed>::call(Source, Multiple); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> floorMultiple(vecType<T, P> const & Source, vecType<T, P> const & Multiple) - { - return detail::functor2<T, P, vecType>::call(floorMultiple, Source, Multiple); - } - - ////////////////////// - // roundMultiple - - template <typename genType> - GLM_FUNC_QUALIFIER genType roundMultiple(genType Source, genType Multiple) - { - return detail::compute_roundMultiple<std::numeric_limits<genType>::is_iec559, std::numeric_limits<genType>::is_signed>::call(Source, Multiple); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> roundMultiple(vecType<T, P> const & Source, vecType<T, P> const & Multiple) - { - return detail::functor2<T, P, vecType>::call(roundMultiple, Source, Multiple); - } -}//namespace glm |