package mapfmt

import "bspviz/internal/geom" // anpassen

func LinedefsToSegs(verts []Vertex, lines []Linedef) []geom.Seg {
	segs := make([]geom.Seg, 0, len(lines))
	for _, L := range lines {
		a := verts[L.V1]
		b := verts[L.V2]
		A := geom.V(float64(a.X), float64(a.Y))
		B := geom.V(float64(b.X), float64(b.Y))
		if geom.Len(geom.Sub(B, A)) < 1e-9 {
			continue // degenerat
		}
		segs = append(segs, geom.Seg{A: A, B: B})
	}
	return segs
}