Texture2DArray::GatherRed(S,float,int) function

Samples a texture and returns the red component.


TemplateType GatherRed(
  in sampler s,
  in float3 location,
  in int2 offset


s [in]

Type: sampler

The zero-based sampler index.

location [in]

Type: float3

The sample coordinates (u,v).

offset [in]

Type: int2

An offset that is applied to the texture coordinate before sampling.

Return value

Type: TemplateType

A four-component value whose type is the same as the template type.


The texture samples can be used for bilinear interpolation.

This function is supported for the following types of shaders:

Vertex Hull Domain Geometry Pixel Compute
x x x x x x


See also

GatherRed methods

Shader Model 5