defines.h

/*
 This Source Code Form is subject to the terms of the Mozilla Public
 License, v. 2.0. If a copy of the MPL was not distributed with this
 file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
 
#pragma once
 
#include <type_traits> // std::true_type

#include "../Common/defines.h"
 
#define PONCA_EXPLICIT_CAST_OPERATOR(CONVERTER, ...)                                                 \
 \
    PONCA_MULTIARCH inline __VA_ARGS__& CONVERTER() { return *static_cast<__VA_ARGS__*>(this); }     \
 \
    PONCA_MULTIARCH inline const __VA_ARGS__& CONVERTER() const { return *static_cast<const __VA_ARGS__*>(this); }
 
#define PONCA_EXPLICIT_BASKET_CAST_OPERATORS(CLASSNAME, CONVERTER) \
    PONCA_EXPLICIT_CAST_OPERATOR(CONVERTER, CLASSNAME<DataPoint, _NFilter, T>)
 
// CAST OPERATORS
 
#define PONCA_EXPLICIT_BASKET_CAST_OPERATORS_DER(CLASSNAME, CONVERTER) \
    PONCA_EXPLICIT_CAST_OPERATOR(CONVERTER, CLASSNAME<DataPoint, _NFilter, DiffType, T>)
 
// FIT DEFAULT TYPES

#define PONCA_FITTING_DECLARE_DEFAULT_TYPES                                                  \
protected:                                                                                   \
    using Base = T;                                 \
public:                                                                                      \
    using Scalar         = typename DataPoint::Scalar;     \
    using VectorType     = typename Base::VectorType;      \
    using NeighborFilter = typename Base::NeighborFilter; 

#define PONCA_FITTING_DECLARE_MULTIPASS_TYPES                                                         \
protected:                                                                                            \
    using Base   = MultipassStatus<DataPoint, _NFilter, T>;  \
    using Status = Base;                                     \
public:                                                                                               \
    using Scalar         = typename DataPoint::Scalar;              \
    using VectorType     = typename Base::VectorType;               \
    using NeighborFilter = typename Base::NeighborFilter; 

#define PONCA_FITTING_DECLARE_MATRIX_TYPE \
public:                                   \
    using MatrixType = typename DataPoint::MatrixType; 

#define PONCA_FITTING_DECLARE_DEFAULT_DER_TYPES                                                      \
public:                                                                                              \
    using ScalarArray = typename Base::ScalarArray;  \
    using VectorArray = typename Base::VectorArray; 
 
// FIT API DOCUMENTATION
#define PONCA_FITTING_APIDOC_SETWFUNC
#define PONCA_FITTING_APIDOC_INIT                                                                                  \

#define PONCA_FITTING_APIDOC_ADDNEIGHBOR     
#define PONCA_FITTING_APIDOC_ADDNEIGHBOR_DER 
#define PONCA_FITTING_APIDOC_FINALIZE
 
// FIT API DECLARATION

#define PONCA_FITTING_IS_SIGNED(IS_SIGNED)                                                             \
 \
    PONCA_MULTIARCH inline constexpr bool isSigned() { return IS_SIGNED; }

#define PONCA_FITTING_DECLARE_INIT \
    PONCA_FITTING_APIDOC_INIT      \
    PONCA_MULTIARCH inline void init();

#define PONCA_FITTING_DECLARE_ADDNEIGHBOR \
    PONCA_FITTING_APIDOC_ADDNEIGHBOR      \
    PONCA_MULTIARCH inline void addLocalNeighbor(Scalar w, const VectorType& localQ, const DataPoint& attributes);

#define PONCA_FITTING_DECLARE_ADDNEIGHBOR_DER                                                                     \
    PONCA_FITTING_APIDOC_ADDNEIGHBOR_DER                                                                          \
    PONCA_MULTIARCH inline void addLocalNeighbor(Scalar w, const VectorType& localQ, const DataPoint& attributes, \
                                                 ScalarArray& dw);

#define PONCA_FITTING_DECLARE_FINALIZE \
    PONCA_FITTING_APIDOC_FINALIZE      \
    PONCA_MULTIARCH inline FIT_RESULT finalize();
 
#define PONCA_FITTING_DECLARE_INIT_ADD_FINALIZE \
    PONCA_FITTING_DECLARE_INIT                  \
    PONCA_FITTING_DECLARE_ADDNEIGHBOR           \
    PONCA_FITTING_DECLARE_FINALIZE
 
#define PONCA_FITTING_DECLARE_INIT_ADDDER_FINALIZE \
    PONCA_FITTING_DECLARE_INIT                     \
    PONCA_FITTING_DECLARE_ADDNEIGHBOR_DER          \
    PONCA_FITTING_DECLARE_FINALIZE
 
namespace Ponca
{
    template <typename T, typename = void>
    struct hasFirstFundamentalForm : std::false_type
    {
    };
 
    template <typename T>
    struct hasFirstFundamentalForm<T, std::void_t<decltype(std::declval<T>().firstFundamentalForm())>> : std::true_type
    {
    };
 
} // namespace Ponca