High Level Shading Language - Practical Rendering and Computation with Direct3D 11 - page 334

Intrinsic Description

cos Cosine function

sin Sine function

Tangent function

tan

acos Arcosine function

asin Arcsine function

atan Arctangent function

atan2 Signed arctangent function

sincos Performs sine and cosine simultaneously

cosh Hyberbolic cosine

sinh Hyperbolic sine

tanh Hyperbolic tangent

log Natural logarithm (base e)

log2 Logarithm (base2)

logie Logarithm (base 10)

Exponential (base e)

exp

exp2 Exponential (base 2)

pow Raises a number to a power

sqrt Square root

abs Absolute value

trunk Floating point truncation

floor Return largest integer less than a value

ceil Returns smallest integer greater than a value

round Rounds to nearest integer value

frac Returns the fractional part of a value

fmod Floating point remainder

modf Returns integer and fractional parts of a value

countbits Number of storage bits for an integer

sign Returns the sign of a value

all Returns true if all components of a value are non-zero

any Returns true if any components of a value are non-zero

clamp Restricts a value to a specified minimum and maximum

degrees Converts a value from radians to degrees

Gets the first set bit of an integer, starting at the highest-order bit and
moving downward

firstbithigh

Gets the first set bit of an integer, starting at the lowest-order bit and
moving upward

firstbitlow