group-indices ( index-stride triangle-count indices -- grouped-indices )

Vocabulary

game.models.collada.private

Inputs

index-stride	a number
triangle-count	a number
indices	a sequence

Outputs

grouped-indices

a sequence

Word description

Groups the index sequence by triangle and then groups each triangle's indices by vertex.

Definition

USING: grouping kernel math sequences ;

IN: game.models.collada.private

: group-indices
    ( index-stride triangle-count indices -- grouped-indices )
    dup length rot / group swap [ group ] curry map ;