You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
1.4 KiB
58 lines
1.4 KiB
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// OpenGL Mathematics Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net)
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// Created : 2005-12-21
|
|
// Updated : 2005-12-27
|
|
// Licence : This source is under MIT License
|
|
// File : glm/gtx/optimum_pow.inl
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace glm
|
|
{
|
|
template <typename genType>
|
|
GLM_FUNC_QUALIFIER genType pow2(const genType& x)
|
|
{
|
|
return x * x;
|
|
}
|
|
|
|
template <typename genType>
|
|
GLM_FUNC_QUALIFIER genType pow3(const genType& x)
|
|
{
|
|
return x * x * x;
|
|
}
|
|
|
|
template <typename genType>
|
|
GLM_FUNC_QUALIFIER genType pow4(const genType& x)
|
|
{
|
|
return x * x * x * x;
|
|
}
|
|
|
|
GLM_FUNC_QUALIFIER bool powOfTwo(int x)
|
|
{
|
|
return !(x & (x - 1));
|
|
}
|
|
|
|
GLM_FUNC_QUALIFIER detail::tvec2<bool> powOfTwo(const detail::tvec2<int>& x)
|
|
{
|
|
return detail::tvec2<bool>(
|
|
powOfTwo(x.x),
|
|
powOfTwo(x.y));
|
|
}
|
|
|
|
GLM_FUNC_QUALIFIER detail::tvec3<bool> powOfTwo(const detail::tvec3<int>& x)
|
|
{
|
|
return detail::tvec3<bool>(
|
|
powOfTwo(x.x),
|
|
powOfTwo(x.y),
|
|
powOfTwo(x.z));
|
|
}
|
|
|
|
GLM_FUNC_QUALIFIER detail::tvec4<bool> powOfTwo(const detail::tvec4<int>& x)
|
|
{
|
|
return detail::tvec4<bool>(
|
|
powOfTwo(x.x),
|
|
powOfTwo(x.y),
|
|
powOfTwo(x.z),
|
|
powOfTwo(x.w));
|
|
}
|
|
}//namespace glm
|