From 680875b5afece00a5dce5562ffafeea757c9931d Mon Sep 17 00:00:00 2001
From: raven <citrons@mondecitronne.com>
Date: Fri, 27 Mar 2026 18:31:55 -0500
Subject: split level gen functions into separate file

---
 server/gen.go | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 server/gen.go

(limited to 'server/gen.go')

diff --git a/server/gen.go b/server/gen.go
new file mode 100644
index 0000000..68f9e5c
--- /dev/null
+++ b/server/gen.go
@@ -0,0 +1,62 @@
+package server
+
+import "math"
+
+func generateFlat(v *blockVolume) {
+	v.syncSetAll(func(yield func(blockType) bool) {
+		var p blockPos
+		for p.Y = 0; p.Y < v.size.Y / 2; p.Y++ {
+			for p.X = 0; p.X < v.size.X; p.X++ {
+				for p.Z = 0; p.Z < v.size.Z; p.Z++ {
+					var block blockType
+					if p.Y == 0 {
+						block = 7
+					} else if p.Y == v.size.Y/2 - 1 {
+						block = 2
+					} else if p.Y > v.size.Y/2 - 15 {
+						block = 3
+					} else if p.Y < v.size.Y/2 {
+						block = 1
+					}
+					if !yield(block) {
+						return
+					}
+				}
+			}
+		}
+	})
+}
+
+func generateSphere(v *blockVolume) {
+	v.syncSetAll(func(yield func(blockType) bool) {
+		var (p blockPos; radius = float64(v.size.X) / 2)
+		for p.Y = 0; p.Y < v.size.Y; p.Y++ {
+			for p.X = 0; p.X < v.size.X; p.X++ {
+				for p.Z = 0; p.Z < v.size.Z; p.Z++ {
+					var block blockType
+					dist := math.Sqrt(
+						float64(v.size.X/2 - p.X)*float64(v.size.X/2 - p.X) +
+						float64(v.size.Y/2 - p.Y)*float64(v.size.Y/2 - p.Y) +
+						float64(v.size.Z/2 - p.Z)*float64(v.size.Z/2 - p.Z),
+					)
+					if dist > radius - 2 && dist <= radius {
+						block = 25
+					}
+					if !yield(block) {
+						return
+					}
+				}
+			}
+		}
+	})
+}
+
+func generateDebug(v *blockVolume) {
+	v.syncSetAll(func(yield func(blockType) bool) {
+		for i := 0; i < 256; i++ {
+			if !yield(blockType(i)) {
+				return
+			}
+		}
+	})
+}
\ No newline at end of file
-- 
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