create basic game

.github/workflows/luacheck.yml

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+name: luacheck
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: apt
+      run: sudo apt-get install -y luarocks
+    - name: luacheck install
+      run: luarocks install --local luacheck
+    - name: luacheck run
+      run: $HOME/.luarocks/bin/luacheck ./

.gitmodules

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+[submodule "mods/minekart"]
+	path = mods/minekart
+	url = https://github.com/APercy/minekart.git
+[submodule "mods/mobkit"]
+	path = mods/mobkit
+	url = https://github.com/TheTermos/mobkit.git

.luacheckrc

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+unused_args = false
+allow_defined_top = true
+
+exclude_files = {".luacheckrc"}
+
+globals = {
+    "minetest", "core",
+
+    --mod provided
+
+}
+
+read_globals = {
+    string = {fields = {"split"}},
+    table = {fields = {"copy", "getn"}},
+
+    --luac
+    "math", "table",
+
+    -- Builtin
+    "vector", "ItemStack", "dump", "DIR_DELIM", "VoxelArea", "Settings", "PcgRandom", "VoxelManip", "PseudoRandom",
+
+    --mod produced
+
+}

game.conf

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+name = MineKart
+description = racing game
+allowed_mapgens = singlenode
+author = wsor

mods/minekart

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+Subproject commit e204c5fd4abaeb937cd25cad08acfde704b3212d

mods/mk_mapgen/init.lua

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+minetest.register_node("mk_mapgen:bedrock", {
+    description = "bedrock",
+    tiles = {"mk_bedrock.png"}
+})
+
+minetest.register_node("mk_mapgen:dirt", {
+    description = "bedrock",
+    tiles = {"mk_dirt.png"}
+})
+
+minetest.register_node("mk_mapgen:dirt_with_grass", {
+    description = "bedrock",
+    tiles = {"mk_grass.png"}
+})
+
+local layers = {
+    [0] = minetest.get_content_id("mk_mapgen:bedrock"),
+    [1] = minetest.get_content_id("mk_mapgen:dirt"),
+    [2] = minetest.get_content_id("mk_mapgen:dirt"),
+    [3] = minetest.get_content_id("mk_mapgen:dirt_with_grass"),
+}
+
+local gminy, gmaxy = 0, 0
+
+for key, _ in pairs(layers) do
+    if gminy > key then gminy = key end
+    if gmaxy < key then gmaxy = key end
+end
+
+minetest.register_on_generated(function(minp, maxp, blockseed)
+    if minp.y > gmaxy or maxp.y < gminy then return end
+
+    local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
+    local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
+    local data = vm:get_data()
+
+    for z = minp.z, maxp.z do
+        for x = minp.x, maxp.x do
+            for y = minp.y, maxp.y do
+                local vi = area:index(x, y, z)
+                if layers[y] then data[vi] = layers[y] end
+            end
+        end
+    end
+
+    vm:set_data(data)
+    vm:set_lighting({day = 0, night = 0})
+    vm:update_liquids()
+    vm:calc_lighting()
+    vm:write_to_map(data)
+end)

mods/mk_mapgen/readme.txt

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+code:MIT wsor4035
+
+textures
+mk_bedrock.png CC-BY-SA 3.0 StarNinjas
+mk_dirt.png CC0 jp
+mk_grass.png CC0 jp

mods/mobkit

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+Subproject commit ddea141b081e087900a6acc5a2a90e8d4e564295