Note
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Returns the four texel values that would be used in a bi-linear filtering operation.
Syntax
TemplateType Gather(
in sampler s,
in float3 location,
in int2 offset
);
Parameters
-
s [in]
-
Type: sampler
The zero-based sampler index.
-
location [in]
-
Type: float3
The sample coordinates (u,v).
-
offset [in]
-
Type: int2
The offset applied to the texture coordinates before sampling.
Return value
Type: TemplateType
A four-component value whose type is the same as the template type.
Remarks
This function is supported for the following types of shaders:
| Vertex | Hull | Domain | Geometry | Pixel | Compute |
|---|---|---|---|---|---|
| x | x | x | x | x | x |
See also