Windows Dev Center

abs
all
any
cos
ddx
ddy
dot
dst
exp
fma
lit
log
mad
max
min
mul
pow
rcp
sin
tan
Collapse the table of content
Expand the table of content
Expand Minimize

ddx_fine function

Computes a high precision partial derivative with respect to the screen-space x-coordinate.

Syntax

float ddx_fine(
  in float value
);

Parameters

value [in]

Type: float

The input value.

Return value

Type: float

The high precision partial derivative of value.

Remarks

The following overloaded versions are also available:


float2 ddx_fine(float2 value);
float3 ddx_fine(float3 value);
float4 ddx_fine(float4 value);

Minimum Shader Model

This function is supported in the following shader models.

Shader ModelSupported
Shader Model 5 and higher shader modelsyes

 

This function is supported in the following types of shaders:

VertexHullDomainGeometryPixelCompute
x

 

See also

Shader Model 5

 

 

Community Additions

ADD
Show:
© 2015 Microsoft