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/*
-----------------------------------------------------------------------
Copyright: 2010-2021, imec Vision Lab, University of Antwerp
2014-2021, CWI, Amsterdam
Contact: astra@astra-toolbox.com
Website: http://www.astra-toolbox.com/
This file is part of the ASTRA Toolbox.
The ASTRA Toolbox is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
The ASTRA Toolbox is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>.
-----------------------------------------------------------------------
*/
#ifndef _INC_ASTRA_TYPELIST
#define _INC_ASTRA_TYPELIST
#include "Globals.h"
#include <cstring>
namespace astra {
namespace typelist {
//-----------------------------------------------------------------------------------------
// basic types
/**
* Type to serve as tail of typelist
**/
class NullType { };
struct FalseType { enum { value = false }; };
struct TrueType { enum { value = true }; };
//-----------------------------------------------------------------------------------------
// define typelist
/**
* Typelist definition
* \par References
* [1] Modern C++ design: generic programming and design patterns applied, Andrei Alexandrescu
**/
template <class T, class U>
struct TypeList
{
typedef T Head;
typedef U Tail;
};
//-----------------------------------------------------------------------------------------
// linearize typelist
#define TYPELIST_0 typelist::NullType
#define TYPELIST_1(T1) typelist::TypeList<T1, typelist::NullType>
#define TYPELIST_2(T1,T2) typelist::TypeList<T1, TYPELIST_1(T2) >
#define TYPELIST_3(T1,T2,T3) typelist::TypeList<T1, TYPELIST_2(T2,T3) >
#define TYPELIST_4(T1,T2,T3,T4) typelist::TypeList<T1, TYPELIST_3(T2,T3,T4) >
#define TYPELIST_5(T1,T2,T3,T4,T5) typelist::TypeList<T1, TYPELIST_4(T2,T3,T4,T5) >
#define TYPELIST_6(T1,T2,T3,T4,T5,T6) typelist::TypeList<T1, TYPELIST_5(T2,T3,T4,T5,T6) >
#define TYPELIST_7(T1,T2,T3,T4,T5,T6,T7) typelist::TypeList<T1, TYPELIST_6(T2,T3,T4,T5,T6,T7) >
#define TYPELIST_8(T1,T2,T3,T4,T5,T6,T7,T8) typelist::TypeList<T1, TYPELIST_7(T2,T3,T4,T5,T6,T7,T8) >
#define TYPELIST_9(T1,T2,T3,T4,T5,T6,T7,T8,T9) typelist::TypeList<T1, TYPELIST_8(T2,T3,T4,T5,T6,T7,T8,T9)>
#define TYPELIST_10(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10) \
typelist::TypeList<T1, TYPELIST_9(T2,T3,T4,T5,T6,T7,T8,T9,T10) >
#define TYPELIST_11(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11) \
typelist::TypeList<T1, TYPELIST_10(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11) >
#define TYPELIST_12(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12) \
typelist::TypeList<T1, TYPELIST_11(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12) >
#define TYPELIST_13(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13) \
typelist::TypeList<T1, TYPELIST_12(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13) >
#define TYPELIST_14(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14) \
typelist::TypeList<T1, TYPELIST_13(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14) >
#define TYPELIST_15(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15) \
typelist::TypeList<T1, TYPELIST_14(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15) >
#define TYPELIST_16(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16) \
typelist::TypeList<T1, TYPELIST_15(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16) >
#define TYPELIST_17(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17) \
typelist::TypeList<T1, TYPELIST_16(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17) >
#define TYPELIST_18(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18) \
typelist::TypeList<T1, TYPELIST_17(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18) >
#define TYPELIST_19(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19) \
typelist::TypeList<T1, TYPELIST_18(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19) >
#define TYPELIST_20(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20) \
typelist::TypeList<T1, TYPELIST_19(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20) >
#define TYPELIST_21(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21) \
typelist::TypeList<T1, TYPELIST_20(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21) >
#define TYPELIST_22(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22) \
typelist::TypeList<T1, TYPELIST_21(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22) >
#define TYPELIST_23(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23) \
typelist::TypeList<T1, TYPELIST_22(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23) >
#define TYPELIST_24(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24) \
typelist::TypeList<T1, TYPELIST_23(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24) >
#define TYPELIST_25(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25) \
typelist::TypeList<T1, TYPELIST_24(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25) >
#define TYPELIST_26(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26) \
typelist::TypeList<T1, TYPELIST_25(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26) >
#define TYPELIST_27(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27) \
typelist::TypeList<T1, TYPELIST_26(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27) >
#define TYPELIST_28(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28) \
typelist::TypeList<T1, TYPELIST_27(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28) >
#define TYPELIST_29(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29) \
typelist::TypeList<T1, TYPELIST_28(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29) >
#define TYPELIST_30(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30) \
typelist::TypeList<T1, TYPELIST_29(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30) >
#define TYPELIST_31(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31) \
typelist::TypeList<T1, TYPELIST_30(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31) >
#define TYPELIST_32(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32) \
typelist::TypeList<T1, TYPELIST_31(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32) >
#define TYPELIST_33(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33) \
typelist::TypeList<T1, TYPELIST_32(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33) >
#define TYPELIST_34(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34) \
typelist::TypeList<T1, TYPELIST_33(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34) >
#define TYPELIST_35(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35) \
typelist::TypeList<T1, TYPELIST_34(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35) >
#define TYPELIST_36(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36) \
typelist::TypeList<T1, TYPELIST_35(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36) >
#define TYPELIST_37(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37) \
typelist::TypeList<T1, TYPELIST_36(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37) >
#define TYPELIST_38(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38) \
typelist::TypeList<T1, TYPELIST_37(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38) >
#define TYPELIST_39(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38,T39) \
typelist::TypeList<T1, TYPELIST_38(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38,T39) >
#define TYPELIST_40(T1,T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38,T39,T40) \
typelist::TypeList<T1, TYPELIST_39(T2,T3,T4,T5,T6,T7,T8,T9,T10,T11,T12,T13,T14,T15,T16,T17,T18,T19,T20,T21,T22,T23,T24,T25,T26,T27,T28,T29,T30,T31,T32,T33,T34,T35,T36,T37,T38,T39,T40) >
//-----------------------------------------------------------------------------------------
// calculate length of a typelist
template <class TList> struct Length;
template <> struct Length<NullType>
{
enum { value = 0 };
};
template <class T, class U>
struct Length< TypeList<T,U> >
{
enum { value = 1 + Length<U>::value };
};
//-----------------------------------------------------------------------------------------
// indexed access
template <class TList, unsigned int i> struct TypeAt;
template <class Head, class Tail>
struct TypeAt<TypeList<Head,Tail> , 0>
{
typedef Head Result;
};
template <class Head, class Tail, unsigned int i>
struct TypeAt<TypeList<Head,Tail>, i>
{
typedef typename TypeAt<Tail, i-1>::Result Result;
};
//-----------------------------------------------------------------------------------------
// append to typelist
template <class TList, class T> struct Append;
template <>
struct Append<NullType, NullType> {
typedef NullType Result;
};
template <class T>
struct Append<NullType, T> {
typedef TYPELIST_1(T) Result;
};
template <class Head, class Tail>
struct Append<NullType, TypeList<Head,Tail> > {
typedef TypeList<Head,Tail> Result;
};
template <class Head, class Tail, class T>
struct Append<TypeList<Head,Tail>, T> {
typedef TypeList<Head, typename Append<Tail, T>::Result> Result;
};
//-----------------------------------------------------------------------------------------
// create a new object
template <class TList>
struct CreateObject {
template <class U>
static void find (U& functor) {
if (functor(TList::Head::type)) {
functor.res = new typename TList::Head();
}
CreateObject<typename TList::Tail>::find(functor);
}
};
template <>
struct CreateObject<NullType> {
template <class U>
static void find(U& functor) {}
};
template <typename Base>
struct functor_find {
functor_find() { res = NULL; }
bool operator() (std::string name) {
return strcmp(tofind.c_str(), name.c_str()) == 0;
}
std::string tofind;
Base* res;
};
} // end namespace typelist
} // end namespace astra
#endif
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