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Diffstat (limited to 'Project/glm/detail/qualifier.hpp')
| -rw-r--r-- | Project/glm/detail/qualifier.hpp | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/Project/glm/detail/qualifier.hpp b/Project/glm/detail/qualifier.hpp new file mode 100644 index 0000000..b6c9df0 --- /dev/null +++ b/Project/glm/detail/qualifier.hpp @@ -0,0 +1,230 @@ +#pragma once + +#include "setup.hpp" + +namespace glm +{ + /// Qualify GLM types in term of alignment (packed, aligned) and precision in term of ULPs (lowp, mediump, highp) + enum qualifier + { + packed_highp, ///< Typed data is tightly packed in memory and operations are executed with high precision in term of ULPs + packed_mediump, ///< Typed data is tightly packed in memory and operations are executed with medium precision in term of ULPs for higher performance + packed_lowp, ///< Typed data is tightly packed in memory and operations are executed with low precision in term of ULPs to maximize performance + +# if GLM_CONFIG_ALIGNED_GENTYPES == GLM_ENABLE + aligned_highp, ///< Typed data is aligned in memory allowing SIMD optimizations and operations are executed with high precision in term of ULPs + aligned_mediump, ///< Typed data is aligned in memory allowing SIMD optimizations and operations are executed with high precision in term of ULPs for higher performance + aligned_lowp, // ///< Typed data is aligned in memory allowing SIMD optimizations and operations are executed with high precision in term of ULPs to maximize performance + aligned = aligned_highp, ///< By default aligned qualifier is also high precision +# endif + + highp = packed_highp, ///< By default highp qualifier is also packed + mediump = packed_mediump, ///< By default mediump qualifier is also packed + lowp = packed_lowp, ///< By default lowp qualifier is also packed + packed = packed_highp, ///< By default packed qualifier is also high precision + +# if GLM_CONFIG_ALIGNED_GENTYPES == GLM_ENABLE && defined(GLM_FORCE_DEFAULT_ALIGNED_GENTYPES) + defaultp = aligned_highp +# else + defaultp = highp +# endif + }; + + typedef qualifier precision; + + template<length_t L, typename T, qualifier Q = defaultp> struct vec; + template<length_t C, length_t R, typename T, qualifier Q = defaultp> struct mat; + template<typename T, qualifier Q = defaultp> struct qua; + +# if GLM_HAS_TEMPLATE_ALIASES + template <typename T, qualifier Q = defaultp> using tvec1 = vec<1, T, Q>; + template <typename T, qualifier Q = defaultp> using tvec2 = vec<2, T, Q>; + template <typename T, qualifier Q = defaultp> using tvec3 = vec<3, T, Q>; + template <typename T, qualifier Q = defaultp> using tvec4 = vec<4, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat2x2 = mat<2, 2, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat2x3 = mat<2, 3, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat2x4 = mat<2, 4, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat3x2 = mat<3, 2, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat3x3 = mat<3, 3, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat3x4 = mat<3, 4, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat4x2 = mat<4, 2, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat4x3 = mat<4, 3, T, Q>; + template <typename T, qualifier Q = defaultp> using tmat4x4 = mat<4, 4, T, Q>; + template <typename T, qualifier Q = defaultp> using tquat = qua<T, Q>; +# endif + +namespace detail +{ + template<glm::qualifier P> + struct is_aligned + { + static const bool value = false; + }; + +# if GLM_CONFIG_ALIGNED_GENTYPES == GLM_ENABLE + template<> + struct is_aligned<glm::aligned_lowp> + { + static const bool value = true; + }; + + template<> + struct is_aligned<glm::aligned_mediump> + { + static const bool value = true; + }; + + template<> + struct is_aligned<glm::aligned_highp> + { + static const bool value = true; + }; +# endif + + template<length_t L, typename T, bool is_aligned> + struct storage + { + typedef struct type { + T data[L]; + } type; + }; + +# if GLM_HAS_ALIGNOF + template<length_t L, typename T> + struct storage<L, T, true> + { + typedef struct alignas(L * sizeof(T)) type { + T data[L]; + } type; + }; + + template<typename T> + struct storage<3, T, true> + { + typedef struct alignas(4 * sizeof(T)) type { + T data[4]; + } type; + }; +# endif + +# if GLM_ARCH & GLM_ARCH_SSE2_BIT + template<> + struct storage<4, float, true> + { + typedef glm_f32vec4 type; + }; + + template<> + struct storage<4, int, true> + { + typedef glm_i32vec4 type; + }; + + template<> + struct storage<4, unsigned int, true> + { + typedef glm_u32vec4 type; + }; + + template<> + struct storage<2, double, true> + { + typedef glm_f64vec2 type; + }; + + template<> + struct storage<2, detail::int64, true> + { + typedef glm_i64vec2 type; + }; + + template<> + struct storage<2, detail::uint64, true> + { + typedef glm_u64vec2 type; + }; +# endif + +# if (GLM_ARCH & GLM_ARCH_AVX_BIT) + template<> + struct storage<4, double, true> + { + typedef glm_f64vec4 type; + }; +# endif + +# if (GLM_ARCH & GLM_ARCH_AVX2_BIT) + template<> + struct storage<4, detail::int64, true> + { + typedef glm_i64vec4 type; + }; + + template<> + struct storage<4, detail::uint64, true> + { + typedef glm_u64vec4 type; + }; +# endif + +# if GLM_ARCH & GLM_ARCH_NEON_BIT + template<> + struct storage<4, float, true> + { + typedef glm_f32vec4 type; + }; + + template<> + struct storage<4, int, true> + { + typedef glm_i32vec4 type; + }; + + template<> + struct storage<4, unsigned int, true> + { + typedef glm_u32vec4 type; + }; +# endif + + enum genTypeEnum + { + GENTYPE_VEC, + GENTYPE_MAT, + GENTYPE_QUAT + }; + + template <typename genType> + struct genTypeTrait + {}; + + template <length_t C, length_t R, typename T> + struct genTypeTrait<mat<C, R, T> > + { + static const genTypeEnum GENTYPE = GENTYPE_MAT; + }; + + template<typename genType, genTypeEnum type> + struct init_gentype + { + }; + + template<typename genType> + struct init_gentype<genType, GENTYPE_QUAT> + { + GLM_FUNC_QUALIFIER GLM_CONSTEXPR static genType identity() + { + return genType(1, 0, 0, 0); + } + }; + + template<typename genType> + struct init_gentype<genType, GENTYPE_MAT> + { + GLM_FUNC_QUALIFIER GLM_CONSTEXPR static genType identity() + { + return genType(1); + } + }; +}//namespace detail +}//namespace glm |