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// C module for data stack manager
// See below for lua lib wrapper 

#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

#define MINCAP 128

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local core = require "ecs.core"

local ecs = {}

local entities = {}	-- all Entities, eid -> entity
local entity_id = 0
ecs.entities = entities

-- cset: component set
local cset = { __mode = "kv" }

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local shadowcopy = {}

local weak = { __mode = "k" }
local NIL = {}

local queue = setmetatable({}, weak) -- object -> queue
local map = setmetatable({}, weak)	-- copy -> { object = obj, values = {} }

local direct_mt = {
	__index = function(t,k)

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local pdx = {}

do

local lpeg = require "lpeg"

local P = lpeg.P
local S = lpeg.S
local R = lpeg.R
local C = lpeg.C

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// gcc -o clonetable.so --shared lclonetable.c -I$(LUAINCLUDE)

#include <lobject.h>
#include <ltable.h>
#include <lgc.h>
#include <lstate.h>
#include <lauxlib.h>
#include <lualib.h>
#include <lua.h>
#include <string.h>

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// My version of pimpl ([email protected])
// See http://en.cppreference.com/w/cpp/language/pimpl

#include <iostream>
 
// interface (widget.h)
class widget {
    struct impl;
public:
    static widget* create(int);  // replacement of new

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#include <stdio.h>
#define HEIGHT 24

#define STB_TRUETYPE_IMPLEMENTATION
#define STBTT_STATIC

// gcc -Wall -Wno-unused-function -g ttfont.c -o ttfont.exe
// https://github.com/nothings/stb/blob/master/stb_truetype.h
#include "stb_truetype.h"

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#include <lua.h>
#include <lauxlib.h>
#include <ltable.h>
#include <lstate.h>
#include <lobject.h>
#include <stdio.h>
#include <string.h>

#define MAGIC_VECTOR 1.23456789

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// Use mingw in windows
// gcc -O2 -o utf8.exe utf8to16.c
#include <stdio.h>
#include <fcntl.h>  
#include <io.h>
#include <wchar.h>

static const char trailingBytesForUTF8[256] = {
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

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// 	gcc -g -Wall -o alloc alloc.c

#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>

#if defined(_MSC_VER) || defined(__MINGW32__) || defined(__MINGW64__)

#include <windows.h>