Examples

Reusable Motif Definition

// File: motifs/flower_center.tatml
pattern "Flower Center" {
    thread: size20
    
    center_ring: R(4, p:n, 4, p:ne, 4, p:e, 4, p:se, 4, p:s, 4, p:sw, 4, p:w, 4, p:nw, 4)
}

Pattern Using Motifs

// File: garden_doily.tatml
import "./motifs/flower_center.tatml" as flower_center
import "./motifs/connecting_chain.tatml" as connector

pattern "Garden Doily" {
    thread: size20, white
    
    // Center motif
    center: use flower_center
    
    // Surrounding motifs
    repeat 8 {
        motif[current]: use flower_center with {
            connect center.center_ring.picot[current] to flower_center.center_ring.n
        }
        
        if not_last {
            bridge[current]: use connector with {
                connect motif[current].center_ring.e to connector.start,
                connect motif[current+1].center_ring.w to connector.end
            }
        }
    }
}

Nested Pattern References

import "./basic/ring.tatml" as basic_ring
import "./motifs/petal.tatml" as petal  // petal uses basic_ring

pattern "Complex Flower" {
    // Petal pattern already includes basic_ring elements
    repeat 12 {
        petal[current]: use petal
        if current > 1 {
            connect petal[current].tip to petal[current-1].base
        }
    }
}