From 58cb48fa756750af512b1f170a7462f4946f5267 Mon Sep 17 00:00:00 2001
From: KikooDX <kikoodx@protonmail.com>
Date: Wed, 16 Sep 2020 11:19:21 +0200
Subject: [PATCH] [generate_c.lua] now supports the layer system

---
 levels/0.jtmm2        | 299 ++++++++++++++++++++++++++++--------------
 levels/generate_c.lua |  35 +++--
 2 files changed, 226 insertions(+), 108 deletions(-)

diff --git a/levels/0.jtmm2 b/levels/0.jtmm2
index 6a15174..6a10d14 100644
--- a/levels/0.jtmm2
+++ b/levels/0.jtmm2
@@ -1,102 +1,203 @@
 10
 51
-0
-0
-0
-0
-0
-0
-0
-0
-0
-0
-0
-0
-0
+100
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+100
 1
-0
-0
-0
-0
-0
-0
-0
-0
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-0
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-0
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+100
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+n
+100
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+1
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diff --git a/levels/generate_c.lua b/levels/generate_c.lua
index 415b65c..fa5d1ad 100755
--- a/levels/generate_c.lua
+++ b/levels/generate_c.lua
@@ -1,12 +1,13 @@
-#!/usr/bin/env lua
+#!/usr/bin/env luajit
 
 local function read_level(id)
   local file = io.open(id..".jtmm2")
   if not file then
     return nil
   else
-    local content = {width = nil, height = nil, tiles = {}}
+    local content = {width = nil, height = nil, layers = {{}}}
     local line_nb = 0
+    local layer_nb = 1
     for line in file:lines() do
       line_nb = line_nb + 1
       if line_nb < 3 then
@@ -16,7 +17,12 @@ local function read_level(id)
           content.width = tonumber(line)
         end
       else
-        table.insert(content.tiles, line)
+        if line == "n" then
+          layer_nb = layer_nb + 1
+          table.insert(content.layers, {})
+        else
+          table.insert(content.layers[layer_nb], line)
+        end
       end
     end
     file:close()
@@ -27,17 +33,28 @@ end
 local function create_structure_c(id)
   local content = read_level(id)
   if content then
-    -- tiles
-    io.write("const unsigned char tiles_", id, "[] = {")
-    for i, v in ipairs(content.tiles) do
-      io.write(v, ", ")
+    -- layers
+    for i, layer in ipairs(content.layers) do
+      io.write("const unsigned char tiles_", id, "_", i, "[] = {\n\t")
+      for i, v in ipairs(layer) do
+        io.write(v, ", ")
+        if i % 14 == 0 and i ~= #layer then
+          io.write("\n\t")
+        end
+      end
+      io.write("\n};\n");
     end
-    io.write("};\n");
+    -- array
+    io.write("const unsigned char *layers_", id, "[] = {")
+    for i = 1, #content.layers, 1 do
+      io.write("tiles_", id, "_", i, ", ")
+    end
+    io.write("};\n")
     -- structure
     io.write("const Level level_", id, " = {\n")
     io.write("\t.width = ", content.width, ",\n")
     io.write("\t.height = ", content.height, ",\n")
-    io.write("\t.tiles = &tiles_", id, "\n")
+    io.write("\t.layers = &layers_", id, "\n")
     io.write("};\n")
   end
 end