lua_vector3.h

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#ifndef LUA_VECTOR3_H
#define LUA_VECTOR3_H
 
extern "C" {
#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
}
 
#include <argos3/core/utility/datatypes/datatypes.h>
#include <argos3/core/utility/math/vector3.h>
 
#include <string>
#include <utility>
 
namespace argos {
 
   class CLuaVector3 {
 
   public:
 
      static void RegisterType(lua_State* pt_state);
 
      static const std::string& GetTypeId() {
         return m_strTypeId;
      }
 
      static int Create(lua_State* pt_state);
      
      template<class... TArguments>
      static void PushVector3(lua_State* pt_state, TArguments&&... t_arguments) {
         /* allocate memory for a CVector3 */
         void* pvUserdatum = 
            lua_newuserdata(pt_state, sizeof(CVector3));
         /* run the constructor on the allocated memory */
         new (pvUserdatum) CVector3(std::forward<TArguments>(t_arguments)...);
         /* set the metatable for the userdatum */
         luaL_getmetatable(pt_state, m_strTypeId.c_str());
         lua_setmetatable(pt_state, -2);
      }
 
      static CVector3& ToVector3(lua_State* pt_state, int n_index);
      
      static int Index(lua_State* pt_state);
 
      static int NewIndex(lua_State* pt_state);
 
      static int ToString(lua_State* pt_state);
 
      static int Equal(lua_State* pt_state);
 
      static int Add(lua_State* pt_state);
 
      static int Multiply(lua_State* pt_state);
 
      static int Subtract(lua_State* pt_state);
 
      static int UnaryMinus(lua_State* pt_state);
 
      static int Normalize(lua_State* pt_state);
 
      static int Length(lua_State* pt_state);
 
      static int DotProduct(lua_State* pt_state);
 
      static int CrossProduct(lua_State* pt_state);
 
      static int Rotate(lua_State* pt_state);
 
   private:
 
      static const std::string m_strTypeId;
 
   };
 
}
 
#endif