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@ -43,10 +43,12 @@ namespace glm |
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/// @addtogroup core_func_integer
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/// @{
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//! Adds 32-bit unsigned integer x and y, returning the sum
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//! modulo pow(2, 32). The value carry is set to 0 if the sum was
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//! less than pow(2, 32), or to 1 otherwise.
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//!
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/// Adds 32-bit unsigned integer x and y, returning the sum
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/// modulo pow(2, 32). The value carry is set to 0 if the sum was
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/// less than pow(2, 32), or to 1 otherwise.
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///
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/// @tparam genUType Unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/uaddCarry.xml">GLSL uaddCarry 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 8.8</a>
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template <typename genUType> |
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@ -55,10 +57,12 @@ namespace glm |
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genUType const & y,
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genUType & carry); |
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//! Subtracts the 32-bit unsigned integer y from x, returning
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//! the difference if non-negative, or pow(2, 32) plus the difference
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//! otherwise. The value borrow is set to 0 if x >= y, or to 1 otherwise.
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//!
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/// Subtracts the 32-bit unsigned integer y from x, returning
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/// the difference if non-negative, or pow(2, 32) plus the difference
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/// otherwise. The value borrow is set to 0 if x >= y, or to 1 otherwise.
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///
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/// @tparam genUType Unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/usubBorrow.xml">GLSL usubBorrow 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 8.8</a>
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template <typename genUType> |
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@ -67,10 +71,12 @@ namespace glm |
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genUType const & y,
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genUType & borrow); |
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//! Multiplies 32-bit integers x and y, producing a 64-bit
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//! result. The 32 least-significant bits are returned in lsb.
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//! The 32 most-significant bits are returned in msb.
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//!
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/// Multiplies 32-bit integers x and y, producing a 64-bit
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/// result. The 32 least-significant bits are returned in lsb.
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/// The 32 most-significant bits are returned in msb.
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///
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/// @tparam genUType Unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/umulExtended.xml">GLSL umulExtended 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 8.8</a>
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template <typename genUType> |
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@ -80,10 +86,12 @@ namespace glm |
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genUType & msb,
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genUType & lsb); |
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//! Multiplies 32-bit integers x and y, producing a 64-bit
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//! result. The 32 least-significant bits are returned in lsb.
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//! The 32 most-significant bits are returned in msb.
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//!
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/// Multiplies 32-bit integers x and y, producing a 64-bit
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/// result. The 32 least-significant bits are returned in lsb.
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/// The 32 most-significant bits are returned in msb.
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///
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/// @tparam genIType Signed integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/imulExtended.xml">GLSL imulExtended 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 8.8</a>
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template <typename genIType> |
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@ -93,17 +101,19 @@ namespace glm |
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genIType & msb,
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genIType & lsb); |
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//! Extracts bits [offset, offset + bits - 1] from value,
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//! returning them in the least significant bits of the result.
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//! For unsigned data types, the most significant bits of the
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//! result will be set to zero. For signed data types, the
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//! most significant bits will be set to the value of bit offset + base – 1.
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//!
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//! If bits is zero, the result will be zero. The result will be
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//! undefined if offset or bits is negative, or if the sum of
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//! offset and bits is greater than the number of bits used
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//! to store the operand.
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//!
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/// Extracts bits [offset, offset + bits - 1] from value,
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/// returning them in the least significant bits of the result.
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/// For unsigned data types, the most significant bits of the
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/// result will be set to zero. For signed data types, the
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/// most significant bits will be set to the value of bit offset + base – 1.
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///
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/// If bits is zero, the result will be zero. The result will be
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/// undefined if offset or bits is negative, or if the sum of
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/// offset and bits is greater than the number of bits used
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/// to store the operand.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/bitfieldExtract.xml">GLSL bitfieldExtract 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 8.8</a>
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template <typename genIUType> |
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@ -112,16 +122,18 @@ namespace glm |
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int const & Offset,
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int const & Bits); |
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//! Returns the insertion the bits least-significant bits of insert into base.
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//!
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//! The result will have bits [offset, offset + bits - 1] taken
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//! from bits [0, bits – 1] of insert, and all other bits taken
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//! directly from the corresponding bits of base. If bits is
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//! zero, the result will simply be base. The result will be
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//! undefined if offset or bits is negative, or if the sum of
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//! offset and bits is greater than the number of bits used to
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//! store the operand.
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//!
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/// Returns the insertion the bits least-significant bits of insert into base.
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///
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/// The result will have bits [offset, offset + bits - 1] taken
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/// from bits [0, bits – 1] of insert, and all other bits taken
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/// directly from the corresponding bits of base. If bits is
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/// zero, the result will simply be base. The result will be
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/// undefined if offset or bits is negative, or if the sum of
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/// offset and bits is greater than the number of bits used to
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/// store the operand.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/bitfieldInsert.xml">GLSL bitfieldInsert 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 8.8</a>
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template <typename genIUType> |
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@ -131,40 +143,54 @@ namespace glm |
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int const & Offset,
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int const & Bits); |
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//! Returns the reversal of the bits of value.
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//! The bit numbered n of the result will be taken from bit (bits - 1) - n of value,
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//! where bits is the total number of bits used to represent value.
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//!
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/// Returns the reversal of the bits of value.
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/// The bit numbered n of the result will be taken from bit (bits - 1) - n of value,
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/// where bits is the total number of bits used to represent value.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/bitfieldReverse.xml">GLSL bitfieldReverse 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 8.8</a>
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template <typename genIUType> |
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genIUType bitfieldReverse(genIUType const & value); |
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//! Returns the number of bits set to 1 in the binary representation of value.
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//!
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/// Returns the number of bits set to 1 in the binary representation of value.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/bitCount.xml">GLSL bitCount 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 8.8</a>
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template <typename T, template <typename> class C> |
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typename C<T>::signed_type bitCount(C<T> const & Value); |
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///
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/// @todo Clarify the declaration to specify that scalars are suported
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template <typename T, template <typename> class genIUType> |
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typename genIUType<T>::signed_type bitCount(genIUType<T> const & Value); |
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//! Returns the bit number of the least significant bit set to
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//! 1 in the binary representation of value.
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//! If value is zero, -1 will be returned.
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//!
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/// Returns the bit number of the least significant bit set to
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/// 1 in the binary representation of value.
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/// If value is zero, -1 will be returned.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/findLSB.xml">GLSL findLSB 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 8.8</a>
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template <typename T, template <typename> class C> |
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typename C<T>::signed_type findLSB(C<T> const & Value); |
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///
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/// @todo Clarify the declaration to specify that scalars are suported
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template <typename T, template <typename> class genIUType> |
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typename genIUType<T>::signed_type findLSB(genIUType<T> const & Value); |
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//! Returns the bit number of the most significant bit in the binary representation of value.
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//! For positive integers, the result will be the bit number of the most significant bit set to 1.
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//! For negative integers, the result will be the bit number of the most significant
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//! bit set to 0. For a value of zero or negative one, -1 will be returned.
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//!
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/// Returns the bit number of the most significant bit in the binary representation of value.
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/// For positive integers, the result will be the bit number of the most significant bit set to 1.
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/// For negative integers, the result will be the bit number of the most significant
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/// bit set to 0. For a value of zero or negative one, -1 will be returned.
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///
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/// @tparam genIUType Signed or unsigned integer scalar or vector types.
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///
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/// @see - <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/findMSB.xml">GLSL findMSB 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 8.8</a>
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template <typename T, template <typename> class C> |
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typename C<T>::signed_type findMSB(C<T> const & Value); |
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///
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/// @todo Clarify the declaration to specify that scalars are suported
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template <typename T, template <typename> class genIUType> |
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typename genIUType<T>::signed_type findMSB(genIUType<T> const & Value); |
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/// @}
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}//namespace glm
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