GeomCleaner.h

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

 
#include "Geom.h"
 
#include "../system/FreestyleConfig.h"
 
#include "MEM_guardedalloc.h"
 
namespace Freestyle {
 
using namespace Geometry;
 
class GeomCleaner {
 public:
  inline GeomCleaner() {}
  inline ~GeomCleaner() {}

  static void SortIndexedVertexArray(const float *iVertices,
                                     uint iVSize,
                                     const uint *iIndices,
                                     uint iISize,
                                     float **oVertices,
                                     uint **oIndices);

  static void CompressIndexedVertexArray(const float *iVertices,
                                         uint iVSize,
                                         const uint *iIndices,
                                         uint iISize,
                                         float **oVertices,
                                         uint *oVSize,
                                         uint **oIndices);

  static void SortAndCompressIndexedVertexArray(const float *iVertices,
                                                uint iVSize,
                                                const uint *iIndices,
                                                uint iISize,
                                                float **oVertices,
                                                uint *oVSize,
                                                uint **oIndices);

  static void CleanIndexedVertexArray(const float *iVertices,
                                      uint iVSize,
                                      const uint *iIndices,
                                      uint iISize,
                                      float **oVertices,
                                      uint *oVSize,
                                      uint **oIndices);
 
  MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:GeomCleaner")
};

// inline bool operator<(const IndexedVertex& iv1, const IndexedVertex& iv2);

class IndexedVertex {
 private:
  Vec3f _Vector;
  uint _index;
 
 public:
  inline IndexedVertex() {}
 
  inline IndexedVertex(Vec3f iVector, uint iIndex)
  {
    _Vector = iVector;
    _index = iIndex;
  }

  inline const Vec3f &vector() const
  {
    return _Vector;
  }
 
  inline uint index()
  {
    return _index;
  }
 
  inline float x()
  {
    return _Vector[0];
  }
 
  inline float y()
  {
    return _Vector[1];
  }
 
  inline float z()
  {
    return _Vector[2];
  }

  inline void setVector(const Vec3f &iVector)
  {
    _Vector = iVector;
  }
 
  inline void setIndex(uint iIndex)
  {
    _index = iIndex;
  }

  IndexedVertex &operator=(const IndexedVertex &iv)
  {
    _Vector = iv._Vector;
    _index = iv._index;
    return *this;
  }
 
  inline float operator[](const uint i)
  {
    return _Vector[i];
  }
 
  // friend inline bool operator<(const IndexedVertex& iv1, const IndexedVertex& iv2);
  inline bool operator<(const IndexedVertex &v) const
  {
    return (_Vector < v._Vector);
  }
 
  inline bool operator==(const IndexedVertex &v)
  {
    return (_Vector == v._Vector);
  }
 
  MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:IndexedVertex")
};
 
#if 0
bool operator<(const IndexedVertex &iv1, const IndexedVertex &iv2)
{
  return iv1.operator<(iv2);
}
#endif
 
} /* namespace Freestyle */