TrVisMetafileDef.h

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// Copyright (C) 2002-2022, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2022 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
// GLES2 device metafile definition
 
#ifndef ODTRVISMETAFILEDEF
#define ODTRVISMETAFILEDEF
 
#include "TD_PackPush.h"
 
#include "UInt8Array.h"
#include "Ge/GeExtents3d.h"
#include "SharedPtr.h"
#include "TPtr.h"
 
#include "TrVisDefs.h"
#include "TrVisMetafileStream.h"
 
// Forward declaration
class OdTrRndSgExpand;
 
typedef OdSharedPtr<OdTrVisFlatMetafileContainer> OdTrVisFlatMetafileContainerPtr;
 
struct OdTrVisMetafileContainer : public OdTrVisFlatMetafileContainer
{
  enum MetafileDefFlags
  {
    kMfVisible     = (1 << 0),  // Visibility flag (false for invisible metafiles).
    kMfHighlighted = (1 << 1),  // Highlighting flag (always false for nested metafiles).
    kMfTemporary   = (1 << 2),  // True for transient drawables, false for persistent drawables.
    kMfNested      = (1 << 3),  // Marks nested drawables (true for drawables inside blocks, false for top-level always).
    kMfBlockRef    = (1 << 4),  // Marks block reference container metafile.
    kMfUtilitary   = (1 << 5),  // Marks utilitary metafiles (TTF characters cache for example).
    kMfSectionable = (1 << 6),  // Marks sectionable metafiles.
    kMfComposite   = (1 << 7),  // Marks composite metafiles (containing data for multipass rendering).
    kMfXRef        = (1 << 8),  // Marks external reference metafiles.
    kMfRefEditFade = (1 << 9),  // Fade metafile flag (true if metafile faded onto vectorizer side).
    kMfCastShadows = (1 << 10), // Metafile geometry can cast shadows.
    kMfRcivShadows = (1 << 11), // Metafile geometry can receive shadows.
    kMfUnited      = (1 << 12), // Mark metafiles, which represents union of metafile streams.
    // Set of metafile flags which incompatibility must prevent Scene Graph metafiles joining.
    kSgIncompatible = kMfXRef | kMfCastShadows | kMfRcivShadows
  };
 
  OdUInt16           m_mfFlags;     // Metafile bit flags
  OdUInt16           m_nRefs;       // Reference counter
  OdUInt32           m_revPartHigh; // Low-data reserved part
  OdTrRndSgExpand   *m_pSgData;     // Runtime scene graph rendering data
 
  OdTrVisMetafileContainer() : m_mfFlags(0), m_nRefs(0), m_revPartHigh(0), m_pSgData(NULL) {}
#if (OD_SIZEOF_PTR == 4) // 32 bit addresses
  bool hasRevData() const { return m_revPartLow != 0; }
  OdIntPtr getRevData() const { return (OdIntPtr)m_revPartLow; }
  void setRevData(OdIntPtr revData) { m_revPartLow = (OdUInt32)revData; }
#else
  bool hasRevData() const { return (m_revPartLow != 0) || (m_revPartHigh != 0); }
  OdIntPtr getRevData() const { return (OdIntPtr)((OdUInt64(m_revPartHigh) << OdUInt64(32)) | OdUInt64(m_revPartLow)); }
  void setRevData(OdIntPtr revData) { const OdUInt64 rd = (OdUInt64)revData; m_revPartLow = (OdUInt32)rd; m_revPartHigh = (OdUInt32)(rd >> OdUInt64(32)); }
#endif
  virtual void selfRelease();
  virtual OdTrVisMetafileContainer *selfRenderStream() const { return const_cast<OdTrVisMetafileContainer*>(this); }
 
  // OdFlatMetafileContainer overrides
  OdFlatMetafileContainer *createMe() const;
  // Clone stream data with gaps elimination
  OdFlatMetafileContainer *clone(const Gap *pGaps = NULL) const
  { OdTrVisMetafileContainer *pClone = static_cast<OdTrVisMetafileContainer*>(OdFlatMetafileContainer::clone(pGaps));
    pClone->setCloned(this);
    return pClone;
  }
 
  // Reset metafile flags
  void resetMetafileFlags(OdUInt16 mfFlags = 0) { m_mfFlags = mfFlags; }
 
  // Visiblity flag
  bool isMetafileVisible() const { return GETBIT(m_mfFlags, kMfVisible); }
  void setMetafileVisible(bool bSet) { SETBIT(m_mfFlags, kMfVisible, bSet); }
 
  // Highlighting flag
  bool isMetafileHighlighted() const { return GETBIT(m_mfFlags, kMfHighlighted); }
  void setMetafileHighlighted(bool bSet) { SETBIT(m_mfFlags, kMfHighlighted, bSet); }
 
  // Temporary drawable flag
  bool isTemporaryMetafile() const { return GETBIT(m_mfFlags, kMfTemporary); }
  void setTemporaryMetafile(bool bSet) { SETBIT(m_mfFlags, kMfTemporary, bSet); }
 
  // Nested metafile flag
  bool isNestedMetafile() const { return GETBIT(m_mfFlags, kMfNested); }
  void setNestedMetafile(bool bSet) { SETBIT(m_mfFlags, kMfNested, bSet); }
 
  // Block reference flag
  bool isBlockRefMetafile() const { return GETBIT(m_mfFlags, kMfBlockRef); }
  void setBlockRefMetafile(bool bSet) { SETBIT(m_mfFlags, kMfBlockRef, bSet); }
 
  // Utilitary metafile flag
  bool isUtilitaryMetafile() const { return GETBIT(m_mfFlags, kMfUtilitary); }
  void setUtilitaryMetafile(bool bSet) { SETBIT(m_mfFlags, kMfUtilitary, bSet); }
 
  // Sectionable metafile flag
  bool isSectionableMetafile() const { return GETBIT(m_mfFlags, kMfSectionable); }
  void setSectionableMetafile(bool bSet) { SETBIT(m_mfFlags, kMfSectionable, bSet); }
 
  // Composite metafile flag
  bool isCompositeMetafile() const { return GETBIT(m_mfFlags, kMfComposite); }
  void setCompositeMetafile(bool bSet) { SETBIT(m_mfFlags, kMfComposite, bSet); }
 
  // XRef metafile flag
  bool isXRefMetafile() const { return GETBIT(m_mfFlags, kMfXRef); }
  void setXRefMetafile(bool bSet) { SETBIT(m_mfFlags, kMfXRef, bSet); }
 
  // RefEditFade metafile flag
  bool isMetafileFaded() const { return GETBIT(m_mfFlags, kMfRefEditFade); }
  void setMetafileFaded(bool bSet) { SETBIT(m_mfFlags, kMfRefEditFade, bSet); }
 
  // CastShadows metafile flag
  bool isMetafileCastShadows() const { return GETBIT(m_mfFlags, kMfCastShadows); }
  void setMetafileCastShadows(bool bSet) { SETBIT(m_mfFlags, kMfCastShadows, bSet); }
 
  // RcivShadows metafile flag
  bool isMetafileReceiveShadows() const { return GETBIT(m_mfFlags, kMfRcivShadows); }
  void setMetafileReceiveShadows(bool bSet) { SETBIT(m_mfFlags, kMfRcivShadows, bSet); }
 
  // United metafile flag
  bool isUnitedMetafile() const { return GETBIT(m_mfFlags, kMfUnited); }
  void setUnitedMetafile(bool bSet) { SETBIT(m_mfFlags, kMfUnited, bSet); }
 
  // Scene-Graph connection
  bool hasSceneGraphExpands() const { return !!m_pSgData; }
  void setSceneGraphExpands(OdTrRndSgExpand *pExpand) { m_pSgData = pExpand; }
  void resetSceneGraphExpands() { m_pSgData = NULL; }
  OdTrRndSgExpand *sceneGraphExpands() const { return m_pSgData; }
 
  // Calculate size of underlying stream
  OdUInt64 calcSize() const
  {
    return OdUInt64(size()) + calcArrayElementsSize() + sizeof(OdTrVisMetafileContainer);
  }
 
  void setCloned(const OdTrVisMetafileContainer *pSrc)
  {
    resetMetafileFlags(pSrc->m_mfFlags);
  }
  void setDefault()
  {
    resetMetafileFlags();
  }
};
 
class OdTrVisMfContainerRelease
{
  public:
    static void addRef(OdTrVisMetafileContainer* pObj)  { if (pObj) { pObj->m_nRefs++; } }
    static void release(OdTrVisMetafileContainer* pObj) { if (pObj) { pObj->m_nRefs--; if (!pObj->m_nRefs) pObj->selfRelease(); } }
};
 
typedef TPtr<OdTrVisMetafileContainer, OdTrVisMfContainerRelease> OdTrVisMetafileContainerPtr;
 
struct OdTrVisMetafileDef
{
  // Metafile stream and related flags
  OdTrVisMetafileContainerPtr m_pMetafile;
  // Metafile extents
  OdGeExtents3d m_extents;
  // Generator viewport Id
  OdTrVisViewportId m_generatorId;
 
  void setDefault()
  {
    m_pMetafile = NULL;
    m_extents = OdGeExtents3d();
    m_generatorId = kTrVisNullId;
  }
};
 
#include "TD_PackPop.h"
 
#endif // ODTRVISMETAFILEDEF