mirror of
https://github.com/RetroDECK/ES-DE.git
synced 2024-11-22 22:25:38 +00:00
0116f4b65d
git-subtree-dir: external/glm git-subtree-split: bf71a834948186f4097caa076cd2663c69a10e1e
93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
/// @ref ext_scalar_integer
|
|
/// @file glm/ext/scalar_integer.hpp
|
|
///
|
|
/// @see core (dependence)
|
|
///
|
|
/// @defgroup ext_scalar_integer GLM_EXT_scalar_integer
|
|
/// @ingroup ext
|
|
///
|
|
/// Include <glm/ext/scalar_integer.hpp> to use the features of this extension.
|
|
|
|
#pragma once
|
|
|
|
// Dependencies
|
|
#include "../detail/setup.hpp"
|
|
#include "../detail/qualifier.hpp"
|
|
#include "../detail/_vectorize.hpp"
|
|
#include "../detail/type_float.hpp"
|
|
#include "../vector_relational.hpp"
|
|
#include "../common.hpp"
|
|
#include <limits>
|
|
|
|
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
|
|
# pragma message("GLM: GLM_EXT_scalar_integer extension included")
|
|
#endif
|
|
|
|
namespace glm
|
|
{
|
|
/// @addtogroup ext_scalar_integer
|
|
/// @{
|
|
|
|
/// Return true if the value is a power of two number.
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL bool isPowerOfTwo(genIUType v);
|
|
|
|
/// Return the power of two number which value is just higher the input value,
|
|
/// round up to a power of two.
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL genIUType nextPowerOfTwo(genIUType v);
|
|
|
|
/// Return the power of two number which value is just lower the input value,
|
|
/// round down to a power of two.
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL genIUType prevPowerOfTwo(genIUType v);
|
|
|
|
/// Return true if the 'Value' is a multiple of 'Multiple'.
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL bool isMultiple(genIUType v, genIUType Multiple);
|
|
|
|
/// Higher multiple number of Source.
|
|
///
|
|
/// @tparam genIUType Integer scalar or vector types.
|
|
///
|
|
/// @param v Source value to which is applied the function
|
|
/// @param Multiple Must be a null or positive value
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL genIUType nextMultiple(genIUType v, genIUType Multiple);
|
|
|
|
/// Lower multiple number of Source.
|
|
///
|
|
/// @tparam genIUType Integer scalar or vector types.
|
|
///
|
|
/// @param v Source value to which is applied the function
|
|
/// @param Multiple Must be a null or positive value
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL genIUType prevMultiple(genIUType v, genIUType Multiple);
|
|
|
|
/// Returns the bit number of the Nth significant bit set to
|
|
/// 1 in the binary representation of value.
|
|
/// If value bitcount is less than the Nth significant bit, -1 will be returned.
|
|
///
|
|
/// @tparam genIUType Signed or unsigned integer scalar types.
|
|
///
|
|
/// @see ext_scalar_integer
|
|
template<typename genIUType>
|
|
GLM_FUNC_DECL int findNSB(genIUType x, int significantBitCount);
|
|
|
|
/// @}
|
|
} //namespace glm
|
|
|
|
#include "scalar_integer.inl"
|