automated snapshot

contour_layer.go

@@ -7,24 +7,24 @@ import (
 )
 
 type ContourLayer struct {
-	field                     Field
-	actors                    []*Actor
-	rng                       *rand.Rand
+	field  Field
+	actors []*Actor
+	rng    *rand.Rand
 }
 
-func NewContourLayer(sketch *Sketch, rng *rand.Rand, field Field) ContourLayer {
+func NewContourLayer(sketch *Sketch, rng *rand.Rand, field Field) *ContourLayer {
 
 	actors := make([]*Actor, 0)
 
 	layer := ContourLayer {
 		rng: rng,
 		field: field,
-		actors:       actors,
+		actors: actors,
 	}
 
 	layer.AddActors(1, sketch.sourceWidth, sketch.sourceHeight)
 
-	return layer
+	return &layer
 }
 
 func (s *ContourLayer) AddActors(n, sourceWidth, sourceHeight int32) {