From 671c65111b92d9574ad6bc7ec9e5947745df77aa Mon Sep 17 00:00:00 2001
From: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>
Date: Sun, 30 Jun 2024 11:10:03 +0200
Subject: [PATCH] move node sorting to util func

---
 isorenderer.go | 6 +-----
 utils.go       | 6 ++++++
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/isorenderer.go b/isorenderer.go
index 3f0307a..a3194e3 100644
--- a/isorenderer.go
+++ b/isorenderer.go
@@ -70,11 +70,7 @@ func RenderIsometric(na types.NodeAccessor, cr types.ColorResolver, from, to *ty
 		}
 	}
 
-	slices.SortFunc(nodes, func(n1, n2 *NodeWithColor) int {
-		o1 := GetIsoNodeOrder(n1.Pos)
-		o2 := GetIsoNodeOrder(n2.Pos)
-		return o1 - o2
-	})
+	slices.SortFunc(nodes, SortNodesWithColor)
 
 	for _, n := range nodes {
 		rel_pos := n.Pos.Subtract(min)
diff --git a/utils.go b/utils.go
index 50d2fb0..239f47b 100644
--- a/utils.go
+++ b/utils.go
@@ -123,3 +123,9 @@ func BlendColor(bg, fg *color.RGBA, bf float64) *color.RGBA {
 		A: max(bg.A, fg.A),
 	}
 }
+
+func SortNodesWithColor(n1, n2 *NodeWithColor) int {
+	o1 := GetIsoNodeOrder(n1.Pos)
+	o2 := GetIsoNodeOrder(n2.Pos)
+	return o1 - o2
+}