Texture2D::GatherAlpha methods

Samples a Texture2D and returns the alpha component.

Overload list

Method Description
GatherAlpha(S,float,int) Returns the alpha components of the four texel values that would be used in a bi-linear filtering operation.
GatherAlpha(S,float,int,uint) Returns the alpha components of the four texel values that would be used in a bi-linear filtering operation, along with tile-mapping status.
GatherAlpha(S,float,int2,int2,int2,int2) Returns the alpha components of the four texel values that would be used in a bi-linear filtering operation.
GatherAlpha(S,float,int2,int2,int2,int2,uint) Returns the alpha components of the four texel values that would be used in a bi-linear filtering operation, along with tile-mapping status.

See also

Texture2D