texture-attachment? ( object -- ? )

Vocabulary

gpu.framebuffers

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the texture-attachment class.

Definition

USING: classes.tuple.private kernel slots.private ;

IN: gpu.framebuffers

: texture-attachment? ( object -- ? )
    dup tuple? [
        layout-of
        7
        slot
        dup
        \ texture-layer-attachment
        eq?
        [ drop t ]
        [
            dup \ texture-3d-attachment eq?
            [ drop t ] [
                dup \ texture-2d-attachment eq?
                [ drop t ] [ \ texture-1d-attachment eq? ] if
            ] if
        ]
        if
    ] [ drop f ] if ;