api.h

#ifndef _API_H_
#define _API_H_
 
#define luaL_setfuncs krig_custom_setfuncs
 
 
extern "C" {
  #include "luajit-2.1/lua.h"
  #include "luajit-2.1/lualib.h"
  #include "luajit-2.1/lauxlib.h"
}
 
#if !defined LUA_VERSION_NUM || LUA_VERSION_NUM==501
/*
 * Adapted from Lua 5.2.0
 */
inline void krig_custom_setfuncs (lua_State *L, const luaL_Reg *l, int nup) {
   luaL_checkstack(L, nup+1, "too many upvalues");
   for (; l->name != NULL; l++) {  /* fill the table with given functions */
     int i;
     lua_pushstring(L, l->name);
     for (i = 0; i < nup; i++)  /* copy upvalues to the top */
       lua_pushvalue(L, -(nup+1));
     lua_pushcclosure(L, l->func, nup);  /* closure with those upvalues */
     lua_settable(L, -(nup + 3));
   }
   lua_pop(L, nup);  /* remove upvalues */
}
#endif
 
#include "krig_game_engine.h"
#include "Object.h"
 
// Macros /////////////////////////////////////////////////////////////////////
#define SCRIPT_CALLBACK_ON_LOAD        "on_load"
#define SCRIPT_CALLBACK_ON_UPDATE      "on_update"
#define SCRIPT_CALLBACK_ON_DRAW        "on_draw"
#define SCRIPT_CALLBACK_ON_DRAW_SCREEN "on_draw_screen"
#define SCRIPT_CALLBACK_ON_COLLISION   "on_collision"
#define SCRIPT_CALLBACK_ON_UNLOAD      "on_unload"
 
// Functions /////// ///////////////////////////////////////////////////////////
Vector loadVector(lua_State *L);
Vector loadVector(lua_State *L, int &index);
Quaternion loadQuaternion(lua_State *L, const int &index);
Object* loadObject(lua_State *L, const int &index);
void loadArray(lua_State *L, float array[], int len, int index);
void returnVector(lua_State *L, const Vector &t);
void returnQuaternion(lua_State *L, const Quaternion &t);
void returnObject(lua_State *L, Object* object);
void returnArray(lua_State *L, float array[], int len);
void luaopen_krigApi(lua_State *L);
 
#endif