many many optimizations and refactorings; introduction of Map to support multiple chunks, modify worldgen and client drawing to support multiple chunks

1 files changed, 7 insertions, 0 deletions

diff --git a/common/class.lua b/common/class.lua
index 37cf7bd..f5cd46e 100644
--- a/common/class.lua
+++ b/common/class.lua
@@ -1,3 +1,9 @@
+-- currently a class is a table T with T.__index = T
+-- then to make an instance of this class, we do setmetatable(instance,T)
+-- this should be fine for anything we wish to do. it is possible we will eventually
+-- split this into two separate tables though, perhaps? i don't see why we would ever
+-- do this though.
+
 local function class()
 	local T = {}
 	T.__index = T
@@ -13,6 +19,7 @@ local function extend(Base)
 		end
 	end
 	setmetatable(T,{__index=Base})
+	return T
 end
 
 return setmetatable({