Predicates0D.h

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once

 
#include "../view_map/Functions0D.h"
 
#include "MEM_guardedalloc.h"
 
namespace Freestyle {
 
//
// UnaryPredicate0D (base class for predicates in 0D)
//

class UnaryPredicate0D {
 public:
  bool result;
  void *py_up0D;

  UnaryPredicate0D()
  {
    py_up0D = 0;
  }

  virtual ~UnaryPredicate0D() {}

  virtual string getName() const
  {
    return "UnaryPredicate0D";
  }

  virtual int operator()(Interface0DIterator &it);
 
  MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:UnaryPredicate0D")
};
 
//
// BinaryPredicate0D (base class for predicates in 0D)
//

class BinaryPredicate0D {
 public:
  bool result;
  void *py_bp0D;

  BinaryPredicate0D()
  {
    py_bp0D = 0;
  }

  virtual ~BinaryPredicate0D() {}

  virtual string getName() const
  {
    return "BinaryPredicate0D";
  }

  virtual int operator()(Interface0D &inter1, Interface0D &inter2);
 
  MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:BinaryPredicate0D")
};
 
//
// Predicates definitions
//
 
namespace Predicates0D {
 
// TrueUP0D
class TrueUP0D : public UnaryPredicate0D {
 public:
  TrueUP0D() {}

  string getName() const
  {
    return "TrueUP0D";
  }

  int operator()(Interface0DIterator &)
  {
    result = true;
    return 0;
  }
};
 
// FalseUP0D
class FalseUP0D : public UnaryPredicate0D {
 public:
  FalseUP0D() {}

  string getName() const
  {
    return "FalseUP0D";
  }

  int operator()(Interface0DIterator &)
  {
    result = false;
    return 0;
  }
};
 
}  // end of namespace Predicates0D
 
} /* namespace Freestyle */