BasicOps

Detailed Description

Basic Operators.

Functions
template<typename T>
T	lass::num::abs (const T &x)
	if x < 0 return -x, else return x.
template<typename T>
T	lass::num::sign (const T &x)
	if x < 0 return -1, else if x > 0 return 1, else return 0.
template<typename T>
T	lass::num::sqr (const T &x)
	return x * x
template<typename T>
T	lass::num::cubic (const T &x)
	return x * x * x
template<typename T>
T	lass::num::inv (const T &x)
	return x ^ -1
template<typename T>
T	lass::num::pow (const T &x, const T &p)
	return exp(p * log(x));
template<typename T>
T	lass::num::log2 (const T &x)
	return log(x) / log(2)
template<typename T>
T	lass::num::log10 (const T &x)
	return log(x) / log(10)
template<typename T>
T	lass::num::norm (const T &x)
	return norm of x as if x is real part of complex number: sqr(x)
template<typename T>
const T &	lass::num::clamp (const T &x, const T &min, const T &max)
	if x < min return min, else if x > max return max, else return x.
template<typename T>
T	lass::num::lerp (const T &a, const T &b, const T &f)
	linear interpolation between a and b
template<typename T>
T	abs (const T &x)
	if x < 0 return -x, else return x.
template<typename T>
T	sign (const T &x)
	if x < 0 return -1, else if x > 0 return 1, else return 0.
template<typename T>
T	sqr (const T &x)
	return x * x
template<typename T>
T	cubic (const T &x)
	return x * x * x
template<typename T>
T	inv (const T &x)
	return x ^ -1
template<typename T>
T	pow (const T &x, const T &p)
	return exp(p * log(x));
template<typename T>
T	log2 (const T &x)
	return log(x) / log(2)
template<typename T>
T	log10 (const T &x)
	return log(x) / log(10)
template<typename T>
T	norm (const T &x)
	return norm of x as if x is real part of complex number: sqr(x)
template<typename T>
const T &	clamp (const T &x, const T &min, const T &max)
	if x < min return min, else if x > max return max, else return x.
template<typename T>
T	lerp (const T &a, const T &b, const T &f)
	linear interpolation between a and b

Function Documentation

pow() [1/2]

template<typename T>

T lass::num::pow ( const T & x, const T & p )

inline

return exp(p * log(x));

Warning

GENERIC FUNCTION USES EXP AND LOG!

Definition at line 187 of file basic_ops.h.

Referenced by lass::prim::ColorRGBA::gammaCorrected().

pow() [2/2]

template<typename T>

T pow ( const T & x, const T & p )

inline

return exp(p * log(x));

Warning

GENERIC FUNCTION USES EXP AND LOG!

Definition at line 187 of file basic_ops.inl.