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#pragma once
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Toshihiro Shimizu 890ddd
#ifndef T_RASTER_INCLUDED
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#define T_RASTER_INCLUDED
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#include "tutil.h"
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#include "tgeometry.h"
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#include "tpixel.h"
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#include "tpixelgr.h"
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#include "tsmartpointer.h"
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#include "tbigmemorymanager.h"
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#undef DVAPI
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#undef DVVAR
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#ifdef TRASTER_EXPORTS
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#define DVAPI DV_EXPORT_API
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#define DVVAR DV_EXPORT_VAR
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#else
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#define DVAPI DV_IMPORT_API
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#define DVVAR DV_IMPORT_VAR
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#endif
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//=========================================================
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class DVAPI TRasterType {
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  int m_id;
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  /*
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public:
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  enum Type {
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          None,
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          BW,
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          WB,
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          RGBM32,  // LPIXEL, matte channel considered
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          RGBM64,  // SPIXEL, matte channel considered
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          CM8,     // color-mapped,  8 bits
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          GR8,     // grey tones, 8 bits
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          CM16,    // color-mapped, 16 bits
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          GR16,    // grey tones, 16 bits
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          RGB555,
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          RGB565,
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          CM24,    // cmapped, 8+8+8 bits (ink, paint, ramp), +8 bits spare
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(MSB)
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          CM16S12,
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          CM16S8   // cmapped, 16 bits, standard SGI 256-color colormap
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          // ....
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  };
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*/
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public:
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  TRasterType(int id) : m_id(id){};
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  int getId() const { return m_id; };
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  bool operator==(TRasterType a) { return m_id == a.m_id; };
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  bool operator!=(TRasterType a) { return m_id != a.m_id; };
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};
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
//=========================================================
Toshihiro Shimizu 890ddd
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// forward declaration
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template <class t=""></class>
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class TRasterPT;
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class TRaster;
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typedef TSmartPointerT<traster> TRasterP;</traster>
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//------------------------------------------------------------
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//
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// Smart Pointer a TRaster
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//
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#ifdef _WIN32
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template class DVAPI TSmartPointerT<traster>;</traster>
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#endif
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//=========================================================
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/*!This class stores bitmap images. */
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class DVAPI TRaster : public TSmartObject {
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  DECLARE_CLASS_CODE
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protected:
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  int m_pixelSize;
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  int m_lx, m_ly;
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  int m_wrap;
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  int m_lockCount;
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  TRaster *m_parent;  // nel caso di sotto-raster
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  UCHAR *m_buffer;
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  bool m_bufferOwner;
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  // i costruttori sono qui per centralizzare la gestione della memoria
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  // e' comunque impossibile fare new TRaster perche' e' una classe astratta
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  // (clone, extract)
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  // crea il buffer associato (NON fa addRef())
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  TRaster(int lx, int ly, int pixelSize);
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  // si attacca ad un buffer pre-esistente (NON fa addRef() - neanche a parent)
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  TRaster(int lx, int ly, int pixelSize, int wrap, UCHAR *buffer,
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          TRaster *parent, bool bufferOwner = false);
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private:
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  static TAtomicVar m_totalMemory;
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  TThread::Mutex m_mutex;
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  // not implemented
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  TRaster(const TRaster &);
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  TRaster &operator=(const TRaster &);
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public:
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#ifdef _DEBUG
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  bool m_cashed;
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  static unsigned long getTotalMemoryInKB();
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#endif
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  virtual ~TRaster();
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  // accessors
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  // TRasterType getType() const {return m_type;};
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  int getLx() const { return m_lx; };
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  int getLy() const { return m_ly; };
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  TDimension getSize() const { return TDimension(m_lx, m_ly); };
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  //! Returns the length of a row in pixel.
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  int getWrap() const { return m_wrap; };  // lunghezza di una riga in pixel
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  TPointD getCenterD() const { return TPointD(0.5 * m_lx, 0.5 * m_ly); };
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  TPoint getCenter() const { return TPoint(m_lx / 2, m_ly / 2); };
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  TRect getBounds() const { return TRect(0, 0, m_lx - 1, m_ly - 1); };
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  int getPixelSize() const { return m_pixelSize; };
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  int getRowSize() const { return m_pixelSize * m_lx; };
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  // in bytes
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  // when the bigMemoryManager is active, remapping can change buffers...need to
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  // to lock/unlock them o use them.
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  void lock() {
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    if (!TBigMemoryManager::instance()->isActive()) return;
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    TThread::MutexLocker sl(&m_mutex);
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    if (m_parent)
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      m_parent->lock();
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    else
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      ++m_lockCount;
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  }
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  void unlock() {
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    if (!TBigMemoryManager::instance()->isActive()) return;
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    TThread::MutexLocker sl(&m_mutex);
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    if (m_parent)
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      m_parent->unlock();
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    else {
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      assert(m_lockCount > 0);
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      --m_lockCount;
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    }
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  }
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  void beginRemapping();
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  void endRemapping();
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  //! Returns a pointer to the image buffer.
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  // WARNING!!!!! before getting the buffer with getRawData(),
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  // you have to lock the raster with'lock method, and unlock
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  // it when you've done with the buffer
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  const UCHAR *getRawData() const { return m_buffer; };
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  UCHAR *getRawData() { return m_buffer; };
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  //! Returns a pointer to the image buffer positioned in the (x,y) coords.
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  const UCHAR *getRawData(int x, int y) const {
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    assert(0 <= x && x < m_lx && 0 <= y && y < m_ly);
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    return m_buffer + (y * m_wrap + x) * m_pixelSize;
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  };
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  UCHAR *getRawData(int x, int y) {
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    assert(0 <= x && x < m_lx && 0 <= y && y < m_ly);
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    return m_buffer + (y * m_wrap + x) * m_pixelSize;
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  };
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  bool isEmpty() const { return getSize() == TDimension(); };
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  TRasterP getParent() { return m_parent; }
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  // creazione di TRaster derivati
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  // devono essere virtuali puri perche' il nuovo raster creato deve essere del
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  // tipo giusto
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  virtual TRasterP clone() const        = 0;
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  virtual TRasterP extract(TRect &rect) = 0;
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  virtual TRasterP create() const       = 0;
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  virtual TRasterP create(int lx, int ly) const = 0;
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  // definita in termini di extract(rect); non lo posso fare subito perche'
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  // manca il
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  // costruttore di copia di TRasterP
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  inline virtual TRasterP extract(int x0, int y0, int x1, int y1);
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  // operazioni sui pixel
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  // Copia il contenuto di src (spostato di offset) nel raster corrente.
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  // Il tipo deve essere lo stesso
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  // In caso di dimensione diversa l'area copiata e' l'intersezione dei due
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  // getBounds()
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  // e i due raster sono allineati in basso a sinistra (src[0,0] -> dst[offset])
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  /*!Copies the content of the source raster in the current raster.
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*/
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  void copy(const TRasterP &src, const TPoint &offset = TPoint());
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  void xMirror();
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  void yMirror();
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  void rotate180();
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  void rotate90();
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  void clear();
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  void clearOutside(const TRect &rect);
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  friend class TBigMemoryManager;
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protected:
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  void fillRawData(const UCHAR *pixel);
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  void fillRawDataOutside(const TRect &rect, const UCHAR *pixel);
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private:
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  void remap(UCHAR *newLocation);
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};
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//------------------------------------------------------------
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inline void detach(TRasterP &r) {
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  if (!r || r->getRefCount() == 1) return;
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  TRasterP tmp(r->clone());
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  r = tmp;
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}
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//=========================================================
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// forward declaration
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template <class t=""></class>
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class TRasterT;
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//
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// TRasterPT<pixel>:</pixel>
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//
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// Smart Pointer to TRasterT<pixel></pixel>
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//
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//!\include raster_ex1.cpp
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//! \include rasterpt_ex1.cpp
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// class TRasterPT<t></t>
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template <class t=""></class>
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class TRasterPT final : public TSmartPointerT<trastert<t>> {</trastert<t>
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public:
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  typedef T Pixel;
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  typedef TRasterT<t> Raster;</t>
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  TRasterPT(){};
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  TRasterPT(int lx, int ly) { create(lx, ly); };
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  TRasterPT(const TDimension &d) { create(d.lx, d.ly); };
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  inline TRasterPT(const TRasterP &src);
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  inline TRasterPT(int lx, int ly, int wrap, T *buffer,
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                   bool bufferOwner = false);
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  ~TRasterPT(){};
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  void create(int lx, int ly);
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  void create(const TDimension &d) { create(d.lx, d.ly); };
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  inline void detach();
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  operator TRasterP() const;
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};
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//=========================================================
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//
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// TRasterT<pixel></pixel>
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//
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// e' la classe concreta che discende da TRaster
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template <class t=""></class>
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class TRasterT : public TRaster {
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protected:
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  // Constructors are protected to prevent direct allocation of TRasterT
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  // instances.
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  // Users must adopt the TRasterPT smart pointer syntax instead.
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  // Buffer Allocation
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  TRasterT(int lx, int ly) : TRaster(lx, ly, sizeof(T)) {}
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  // Buffer Attachment
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  TRasterT(int lx, int ly, int wrap, T *buffer, TRasterT<t> *parent,</t>
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           bool bufferOwner = false)
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      : TRaster(lx, ly, sizeof(T), wrap, reinterpret_cast<uchar *="">(buffer),</uchar>
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                parent, bufferOwner) {}
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public:
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  typedef T Pixel;
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  ~TRasterT(){};
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  // accessors
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  // WARNING!!!!! before getting the buffer with pixels(int y),
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  // you have to lock the raster with'lock method, and unlock
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  // it when you've done with the buffer
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  const T *pixels(int y = 0) const {
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    assert(0 <= y && y < getLy());
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    return reinterpret_cast<t *="">(m_buffer) + getWrap() * y;</t>
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  };
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  T *pixels(int y = 0) {
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    assert(0 <= y && y < getLy());
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    return reinterpret_cast<t *="">(m_buffer) + getWrap() * y;</t>
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  };
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  // Derived rasters creation
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  TRasterP clone() const override {
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    TRasterP dst = TRasterPT<t>(m_lx, m_ly);</t>
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    TRasterP src(const_cast<traster *="">((const TRaster *)this));</traster>
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    dst->copy(src);
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    return dst;
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  }
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  TRasterP create() const override { return TRasterPT<t>(m_lx, m_ly); }</t>
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  TRasterP create(int lx, int ly) const override {
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    return TRasterPT<t>(lx, ly);</t>
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  }
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  //!\include raster_ex2.cpp
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  TRasterP extract(int x0, int y0, int x1, int y1) override {
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    TRect rect(x0, y0, x1, y1);
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    return extract(rect);
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  };
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  TRasterP extract(TRect &rect) override {
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    if (isEmpty() || getBounds().overlaps(rect) == false) return TRasterP();
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    rect = getBounds() * rect;
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    // addRef();
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    return TRasterP(new TRasterT<t>(rect.getLx(), rect.getLy(), m_wrap,</t>
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                                    pixels(rect.y0) + rect.x0, this));
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  };
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  TRasterPT<t> extractT(TRect &rect);</t>
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  TRasterPT<t> extractT(int x0, int y0, int x1, int y1) {</t>
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    TRect rect(x0, y0, x1, y1);
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    return extractT(rect);
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  };
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  friend class TRasterPT<t>;</t>
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  // Pixel Operations
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  void fill(const T &a) { fillRawData(reinterpret_cast<const *="" uchar="">(&a)); }</const>
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  void fillOutside(const TRect &rect, const T &a) {
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    fillRawDataOutside(rect, reinterpret_cast<const *="" uchar="">(&a));</const>
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  }
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};
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//---------------------------------------------------------
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inline TRasterP TRaster::extract(int x0, int y0, int x1, int y1) {
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  TRect rect(x0, y0, x1, y1);
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  return extract(rect);
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}
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//---------------------------------------------------------
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template <class t=""></class>
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TRasterPT<t> TRasterT<t>::extractT(TRect &rect) {</t></t>
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  if (isEmpty() || getBounds().overlaps(rect) == false) {
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    return TRasterPT<t>();</t>
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  }
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  rect = getBounds() * rect;
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  // addRef();
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  return TRasterPT<t>(new TRasterT<t>(rect.getLx(), rect.getLy(), m_wrap,</t></t>
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                                      pixels(rect.y0) + rect.x0, this));
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}
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//=========================================================
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//
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// metodi inline di TRasterPT
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// (n.b. se non si fanno esplicitament "inline" NT si confonde con dll
luz paz 6454c4
// export/import)
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//
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template <class t=""></class>
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inline TRasterPT<t>::TRasterPT(const TRasterP &src) {</t>
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  TSmartPointerT<trastert<t>>::m_pointer =</trastert<t>
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      dynamic_cast<trastert<t> *>(src.getPointer());</trastert<t>
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  if (TSmartPointerT<trastert<t>>::m_pointer)</trastert<t>
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    TSmartPointerT<trastert<t>>::m_pointer->addRef();</trastert<t>
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}
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template <class t=""></class>
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inline void TRasterPT<t>::create(int lx, int ly) {</t>
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  TRasterT<t> *raster = new TRasterT<t>(lx, ly);</t></t>
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  *this               = TRasterPT<t>(raster);</t>
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}
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template <class t=""></class>
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inline void TRasterPT<t>::detach() {</t>
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  if (!TSmartPointerT<trastert<t>>::m_pointer ||</trastert<t>
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      TSmartPointerT<trastert<t>>::m_pointer->getRefCount() == 1)</trastert<t>
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    return;
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  *this = TRasterPT(TSmartPointerT<trastert<t>>::m_pointer->clone());</trastert<t>
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  // uso l'operator di assign per aggiornare correttamente
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  // i reference counts del vecchio e del nuovo raster
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}
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template <class t=""></class>
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inline TRasterPT<t>::operator TRasterP() const {</t>
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  return TRasterP(TSmartPointerT<trastert<t>>::m_pointer);</trastert<t>
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}
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//---------------------------------------------------------
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template <class t=""></class>
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inline TRasterPT<t>::TRasterPT(int lx, int ly, int wrap, T *buffer,</t>
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                               bool bufferOwner) {
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  TSmartPointerT<trastert<t>>::m_pointer =</trastert<t>
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      new TRasterT<t>(lx, ly, wrap, buffer, 0, bufferOwner);</t>
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  TSmartPointerT<trastert<t>>::m_pointer->addRef();</trastert<t>
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}
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//---------------------------------------------------------
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#ifdef _WIN32
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// su NT e' necessario per evitare un warning nelle classi
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// esportate che si riferiscono a TRaster32P/TRaster64P
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// su IRIX non compila perche' non riesce ad instanziare le
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// funzioni online (!!!)
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template class DVAPI TSmartPointerT<trastert<tpixel32>>;</trastert<tpixel32>
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template class DVAPI TRasterPT<tpixel32>;</tpixel32>
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template class DVAPI TSmartPointerT<trastert<tpixel64>>;</trastert<tpixel64>
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template class DVAPI TRasterPT<tpixel64>;</tpixel64>
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template class DVAPI TSmartPointerT<trastert<tpixelgr8>>;</trastert<tpixelgr8>
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template class DVAPI TRasterPT<tpixelgr8>;</tpixelgr8>
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template class DVAPI TSmartPointerT<trastert<tpixelgr16>>;</trastert<tpixelgr16>
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template class DVAPI TRasterPT<tpixelgr16>;</tpixelgr16>
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template class DVAPI TSmartPointerT<trastert<tpixelgrd>>;</trastert<tpixelgrd>
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template class DVAPI TRasterPT<tpixelgrd>;</tpixelgrd>
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template class DVAPI TSmartPointerT<trastert<tpixelcy>>;</trastert<tpixelcy>
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template class DVAPI TRasterPT<tpixelcy>;</tpixelcy>
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#endif
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typedef TRasterPT<tpixel32> TRaster32P;</tpixel32>
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typedef TRasterPT<tpixel64> TRaster64P;</tpixel64>
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typedef TRasterPT<tpixelgr8> TRasterGR8P;</tpixelgr8>
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typedef TRasterPT<tpixelgr16> TRasterGR16P;</tpixelgr16>
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typedef TRasterPT<tpixelgrd> TRasterGRDP;</tpixelgrd>
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typedef TRasterPT<tpixelcy> TRasterYUV422P;</tpixelcy>
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//=========================================================
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Campbell Barton b3bd84
// functions
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// trastercentroid.cpp
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TPoint computeCentroid(const TRaster32P &r);
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//=========================================================
Campbell Barton b3bd84
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//=========================================================
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#endif  //__T_RASTER_INCLUDED