From ebe12a65c07bccfbc704667c88d8125be33067cf Mon Sep 17 00:00:00 2001
From: ubq323 <ubq323@ubq323.website>
Date: Sun, 29 Jan 2023 02:59:50 +0000
Subject: camera stuff + vastly optimise hex drawing

---
 common/chunk.lua | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'common')

diff --git a/common/chunk.lua b/common/chunk.lua
index 38cdaf0..432e37b 100644
--- a/common/chunk.lua
+++ b/common/chunk.lua
@@ -22,6 +22,11 @@ function Chunk.make()
 
 	return setmetatable({tiles=tiles},Chunk)
 end
+function Chunk.tile_at_offset(self,hoffs)
+	if not(0<=hoffs.q and 0<=hoffs.r and hoffs.q<CHUNK_SIZE and hoffs.r<CHUNK_SIZE) then return nil end
+	local idx = CHUNK_SIZE*hoffs.q + hoffs.r
+	return self.tiles[idx]
+end
 
 return {
 	Chunk=Chunk,
-- 
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