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Added constexpr relational operators
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@ -1,5 +1,4 @@
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/// @ref core
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/// @file glm/detail/func_vector_relational.inl
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#include "compute_vector_relational.hpp"
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@ -10,58 +9,119 @@
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# define GLM_BUG_VC_INIT
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#endif
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namespace glm
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namespace glm{
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namespace detail
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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, bool, Q> lessThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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enum relational_type
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{
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assert(x.length() == y.length());
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LESS,
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LESS_EQUAL,
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GREATER,
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GREATER_EQUAL
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};
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template <relational_type R>
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struct relational
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{
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template<typename T>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(T Src0, T Src1);
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};
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template <>
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struct relational<LESS>
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{
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template<typename T>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(T Src0, T Src1)
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{
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return Src0 < Src1;
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}
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};
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template <>
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struct relational<LESS_EQUAL>
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{
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template<typename T>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(T Src0, T Src1)
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{
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return Src0 <= Src1;
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}
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};
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template <>
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struct relational<GREATER>
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{
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template<typename T>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(T Src0, T Src1)
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{
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return Src0 > Src1;
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}
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};
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template <>
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struct relational<GREATER_EQUAL>
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{
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template<typename T>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static bool call(T Src0, T Src1)
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{
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return Src0 >= Src1;
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}
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};
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template<length_t I, length_t N, relational_type R>
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struct loop_relational
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{
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template<typename vecBType, typename vecType>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static void call(vecBType& Dst, vecType const& Src0, vecType const& Src1)
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{
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Dst[I] = relational<R>::call(Src0[I], Src1[I]);
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loop_relational<I + 1, N, R>::call(Dst, Src0, Src1);
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}
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};
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template <length_t N, relational_type R>
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struct loop_relational<N, N, R>
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{
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template<typename vecBType, typename vecType>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR static void call(vecBType&, vecType const&, vecType const&)
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{}
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};
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}//namespace detail
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> lessThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = x[i] < y[i];
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detail::loop_relational<0, L, detail::LESS>::call(Result, x, y);
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return Result;
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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, bool, Q> lessThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> lessThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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assert(x.length() == y.length());
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = x[i] <= y[i];
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detail::loop_relational<0, L, detail::LESS_EQUAL>::call(Result, x, y);
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return Result;
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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, bool, Q> greaterThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> greaterThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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assert(x.length() == y.length());
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = x[i] > y[i];
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detail::loop_relational<0, L, detail::GREATER>::call(Result, x, y);
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return Result;
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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, bool, Q> greaterThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> greaterThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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assert(x.length() == y.length());
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = x[i] >= y[i];
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detail::loop_relational<0, L, detail::GREATER_EQUAL>::call(Result, x, y);
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return Result;
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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, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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assert(x.length() == y.length());
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
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@ -71,8 +131,6 @@ namespace glm
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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assert(x.length() == y.length());
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vec<L, bool, Q> Result GLM_BUG_VC_INIT;
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for(length_t i = 0; i < x.length(); ++i)
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Result[i] = !detail::compute_equal<T, std::numeric_limits<T>::is_iec559>::call(x[i], y[i]);
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@ -29,7 +29,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<typename genType>
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GLM_FUNC_DECL bool equal(genType const& x, genType const& y, genType const& epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR bool equal(genType const& x, genType const& y, genType const& epsilon);
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/// Returns the component-wise comparison of |x - y| >= epsilon.
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/// True if this expression is not satisfied.
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@ -38,7 +38,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<typename genType>
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GLM_FUNC_DECL bool notEqual(genType const& x, genType const& y, genType const& epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR bool notEqual(genType const& x, genType const& y, genType const& epsilon);
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/// @}
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}//namespace glm
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@ -7,13 +7,13 @@
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namespace glm
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{
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template<typename genType>
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GLM_FUNC_QUALIFIER bool equal(genType const& x, genType const& y, genType const& epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool equal(genType const& x, genType const& y, genType const& epsilon)
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{
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return abs(x - y) <= epsilon;
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}
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template<typename genType>
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GLM_FUNC_QUALIFIER bool notEqual(genType const& x, genType const& y, genType const& epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool notEqual(genType const& x, genType const& y, genType const& epsilon)
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{
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return abs(x - y) > epsilon;
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}
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@ -34,7 +34,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon);
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/// Returns the component-wise comparison of |x - y| < epsilon.
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/// True if this expression is satisfied.
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@ -45,7 +45,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon);
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/// Returns the component-wise comparison of |x - y| >= epsilon.
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/// True if this expression is not satisfied.
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@ -56,7 +56,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon);
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/// Returns the component-wise comparison of |x - y| >= epsilon.
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/// True if this expression is not satisfied.
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@ -67,7 +67,7 @@ namespace glm
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///
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/// @see ext_vector_relational
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon);
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/// @}
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}//namespace glm
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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, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon)
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{
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return equal(x, y, vec<L, T, Q>(epsilon));
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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, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> equal(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
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{
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return lessThanEqual(abs(x - y), epsilon);
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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, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T epsilon)
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{
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return notEqual(x, y, vec<L, T, Q>(epsilon));
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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, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR vec<L, bool, Q> notEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
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{
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return greaterThan(abs(x - y), epsilon);
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}
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@ -45,9 +45,9 @@ namespace glm
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union
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{
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struct { T x, y, z, w;};
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};
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typename detail::storage<4, T, detail::is_aligned<Q>::value>::type data;
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typename detail::storage<4, T, detail::is_aligned<Q>::value>::type data;
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};
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# else
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T x, y, z, w;
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# endif
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@ -33,7 +33,7 @@ namespace glm
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/lessThan.xml">GLSL lessThan man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> lessThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> lessThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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/// Returns the component-wise comparison of result x <= y.
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///
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@ -43,7 +43,7 @@ namespace glm
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/lessThanEqual.xml">GLSL lessThanEqual man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> lessThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> lessThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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/// Returns the component-wise comparison of result x > y.
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///
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@ -53,7 +53,7 @@ namespace glm
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/greaterThan.xml">GLSL greaterThan man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> greaterThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> greaterThan(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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/// Returns the component-wise comparison of result x >= y.
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///
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@ -63,7 +63,7 @@ namespace glm
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/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/greaterThanEqual.xml">GLSL greaterThanEqual man page</a>
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/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a>
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, bool, Q> greaterThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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GLM_FUNC_DECL GLM_CONSTEXPR vec<L, bool, Q> greaterThanEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y);
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/// Returns the component-wise comparison of result x == y.
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///
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@ -13,29 +13,29 @@ static int test_operators()
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float const Epsilon = 0.001f;
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glm::mat4x4 const M(2.0f);
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glm::mat4x4 const N(1.0f);
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glm::vec4 const U(2.0f);
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matType const M(2.0f);
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matType const N(1.0f);
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vecType const U(2.0f);
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{
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glm::mat4 const P = N * 2.0f;
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matType const P = N * 2.0f;
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Error += glm::all(glm::equal(P, M, Epsilon)) ? 0 : 1;
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glm::mat4 const Q = M / 2.0f;
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matType const Q = M / 2.0f;
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Error += glm::all(glm::equal(Q, N, Epsilon)) ? 0 : 1;
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}
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{
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glm::vec4 const V = M * U;
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Error += glm::all(glm::equal(V, glm::vec4(4.f), Epsilon)) ? 0 : 1;
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vecType const V = M * U;
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Error += glm::all(glm::equal(V, vecType(4.f), Epsilon)) ? 0 : 1;
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glm::vec4 const W = U / M;
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Error += glm::all(glm::equal(V, W, Epsilon)) ? 0 : 1;
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vecType const W = U / M;
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Error += glm::all(glm::equal(W, vecType(1.f), Epsilon)) ? 0 : 1;
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}
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{
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glm::mat4 const O = M * N;
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Error += glm::all(glm::equal(O, glm::mat4(4.f), Epsilon)) ? 0 : 1;
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matType const O = M * N;
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Error += glm::all(glm::equal(O, matType(2.f), Epsilon)) ? 0 : 1;
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}
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return Error;
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#include <glm/gtc/constants.hpp>
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#include <glm/ext/scalar_relational.hpp>
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#include <glm/ext/vector_relational.hpp>
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#include <glm/ext/vector_dvec1.hpp>
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#include <glm/ext/vector_dvec1_precision.hpp>
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@ -89,9 +90,6 @@ static int test_constexpr()
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{
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# if GLM_CONFIG_CONSTEXP == GLM_ENABLE
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static_assert(genType::length() == 1, "GLM: Failed constexpr");
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static_assert(glm::equal(genType(1)[0], 1.0, glm::epsilon<double>()), "GLM: Failed constexpr");
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static_assert(glm::all(glm::equal(genType(1), genType(glm::vec1(1), glm::epsilon<double>()), "GLM: Failed constexpr");
|
||||
static_assert(glm::all(glm::notEqual(genType(1), genType(0), glm::epsilon<double>())), "GLM: Failed constexpr");
|
||||
# endif
|
||||
|
||||
return 0;
|
||||
|
@ -89,9 +89,6 @@ static int test_constexpr()
|
||||
{
|
||||
# if GLM_CONFIG_CONSTEXP == GLM_ENABLE
|
||||
static_assert(genType::length() == 1, "GLM: Failed constexpr");
|
||||
static_assert(glm::equal(genType(1)[0], 1.0f, glm::epsilon<float>()), "GLM: Failed constexpr");
|
||||
static_assert(glm::all(glm::equal(genType(1), genType(glm::vec1(1), glm::epsilon<float>()), "GLM: Failed constexpr");
|
||||
static_assert(glm::all(glm::notEqual(genType(1), genType(0), glm::epsilon<float>())), "GLM: Failed constexpr");
|
||||
# endif
|
||||
|
||||
return 0;
|
||||
|
@ -301,8 +301,10 @@ int test_size()
|
||||
{
|
||||
int Error = 0;
|
||||
|
||||
Error += 16 == sizeof(glm::quat) ? 0 : 1;
|
||||
Error += 32 == sizeof(glm::dquat) ? 0 : 1;
|
||||
std::size_t const A = sizeof(glm::quat);
|
||||
Error += 16 == A ? 0 : 1;
|
||||
std::size_t const B = sizeof(glm::dquat);
|
||||
Error += 32 == B ? 0 : 1;
|
||||
Error += glm::quat().length() == 4 ? 0 : 1;
|
||||
Error += glm::dquat().length() == 4 ? 0 : 1;
|
||||
Error += glm::quat::length() == 4 ? 0 : 1;
|
||||
|
@ -2,7 +2,9 @@
|
||||
|
||||
#if GLM_CONFIG_ALIGNED_GENTYPES == GLM_ENABLE
|
||||
#include <glm/gtc/type_aligned.hpp>
|
||||
#include <glm/gtc/type_precision.hpp>
|
||||
#include <glm/ext/vector_relational.hpp>
|
||||
#include <glm/ext/matrix_relational.hpp>
|
||||
|
||||
GLM_STATIC_ASSERT(glm::detail::is_aligned<glm::aligned_lowp>::value, "aligned_lowp is not aligned");
|
||||
GLM_STATIC_ASSERT(glm::detail::is_aligned<glm::aligned_mediump>::value, "aligned_mediump is not aligned");
|
||||
|
Loading…
Reference in New Issue
Block a user