267 lines
9.6 KiB
C++
267 lines
9.6 KiB
C++
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/// @ref gtc_bitfield
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/// @file glm/gtc/bitfield.hpp
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///
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/// @see core (dependence)
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/// @see gtc_bitfield (dependence)
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///
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/// @defgroup gtc_bitfield GLM_GTC_bitfield
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/// @ingroup gtc
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///
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/// Include <glm/gtc/bitfield.hpp> to use the features of this extension.
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///
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/// Allow to perform bit operations on integer values
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#include "../detail/setup.hpp"
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#pragma once
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// Dependencies
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#include "../ext/scalar_int_sized.hpp"
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#include "../ext/scalar_uint_sized.hpp"
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#include "../detail/qualifier.hpp"
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#include "../detail/_vectorize.hpp"
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#include "type_precision.hpp"
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#include <limits>
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#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
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# pragma message("GLM: GLM_GTC_bitfield extension included")
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#endif
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namespace glm
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{
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/// @addtogroup gtc_bitfield
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/// @{
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/// Build a mask of 'count' bits
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///
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/// @see gtc_bitfield
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template<typename genIUType>
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GLM_FUNC_DECL genIUType mask(genIUType Bits);
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/// Build a mask of 'count' bits
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Signed and unsigned integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see gtc_bitfield
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> mask(vec<L, T, Q> const& v);
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/// Rotate all bits to the right. All the bits dropped in the right side are inserted back on the left side.
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///
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/// @see gtc_bitfield
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template<typename genIUType>
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GLM_FUNC_DECL genIUType bitfieldRotateRight(genIUType In, int Shift);
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/// Rotate all bits to the right. All the bits dropped in the right side are inserted back on the left side.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Signed and unsigned integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see gtc_bitfield
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> bitfieldRotateRight(vec<L, T, Q> const& In, int Shift);
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/// Rotate all bits to the left. All the bits dropped in the left side are inserted back on the right side.
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///
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/// @see gtc_bitfield
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template<typename genIUType>
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GLM_FUNC_DECL genIUType bitfieldRotateLeft(genIUType In, int Shift);
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/// Rotate all bits to the left. All the bits dropped in the left side are inserted back on the right side.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Signed and unsigned integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see gtc_bitfield
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> bitfieldRotateLeft(vec<L, T, Q> const& In, int Shift);
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/// Set to 1 a range of bits.
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///
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/// @see gtc_bitfield
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template<typename genIUType>
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GLM_FUNC_DECL genIUType bitfieldFillOne(genIUType Value, int FirstBit, int BitCount);
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/// Set to 1 a range of bits.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Signed and unsigned integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see gtc_bitfield
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> bitfieldFillOne(vec<L, T, Q> const& Value, int FirstBit, int BitCount);
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/// Set to 0 a range of bits.
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///
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/// @see gtc_bitfield
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template<typename genIUType>
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GLM_FUNC_DECL genIUType bitfieldFillZero(genIUType Value, int FirstBit, int BitCount);
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/// Set to 0 a range of bits.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Signed and unsigned integer scalar types
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/// @tparam Q Value from qualifier enum
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///
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/// @see gtc_bitfield
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> bitfieldFillZero(vec<L, T, Q> const& Value, int FirstBit, int BitCount);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int16 bitfieldInterleave(int8 x, int8 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint16 bitfieldInterleave(uint8 x, uint8 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of v.x followed by the first bit of v.y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint16 bitfieldInterleave(u8vec2 const& v);
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/// Deinterleaves the bits of x.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL glm::u8vec2 bitfieldDeinterleave(glm::uint16 x);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int32 bitfieldInterleave(int16 x, int16 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint32 bitfieldInterleave(uint16 x, uint16 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of v.x followed by the first bit of v.y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint32 bitfieldInterleave(u16vec2 const& v);
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/// Deinterleaves the bits of x.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL glm::u16vec2 bitfieldDeinterleave(glm::uint32 x);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int64 bitfieldInterleave(int32 x, int32 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of x followed by the first bit of y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint64 bitfieldInterleave(uint32 x, uint32 y);
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/// Interleaves the bits of x and y.
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/// The first bit is the first bit of v.x followed by the first bit of v.y.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint64 bitfieldInterleave(u32vec2 const& v);
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/// Deinterleaves the bits of x.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL glm::u32vec2 bitfieldDeinterleave(glm::uint64 x);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int32 bitfieldInterleave(int8 x, int8 y, int8 z);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint32 bitfieldInterleave(uint8 x, uint8 y, uint8 z);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int64 bitfieldInterleave(int16 x, int16 y, int16 z);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint64 bitfieldInterleave(uint16 x, uint16 y, uint16 z);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int64 bitfieldInterleave(int32 x, int32 y, int32 z);
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/// Interleaves the bits of x, y and z.
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/// The first bit is the first bit of x followed by the first bit of y and the first bit of z.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint64 bitfieldInterleave(uint32 x, uint32 y, uint32 z);
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/// Interleaves the bits of x, y, z and w.
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/// The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int32 bitfieldInterleave(int8 x, int8 y, int8 z, int8 w);
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/// Interleaves the bits of x, y, z and w.
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/// The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint32 bitfieldInterleave(uint8 x, uint8 y, uint8 z, uint8 w);
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/// Interleaves the bits of x, y, z and w.
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/// The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL int64 bitfieldInterleave(int16 x, int16 y, int16 z, int16 w);
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/// Interleaves the bits of x, y, z and w.
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/// The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w.
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/// The other bits are interleaved following the previous sequence.
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///
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/// @see gtc_bitfield
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GLM_FUNC_DECL uint64 bitfieldInterleave(uint16 x, uint16 y, uint16 z, uint16 w);
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/// @}
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} //namespace glm
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#include "bitfield.inl"
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