texture-3d-data-target? ( object -- ? )

Vocabulary

gpu.textures

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the texture-3d-data-target class.

Definition

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

IN: gpu.textures

: texture-3d-data-target? ( object -- ? )
    dup tuple? [
        layout-of
        dup
        1
        slot
        13
        fixnum>=
        [
            13
            slot
            dup
            \ texture-2d-array
            eq?
            [ drop t ]
            [ \ texture-3d eq? ]
            if
        ]
        [ drop f ]
        if
    ] [ drop f ] if ;