GiSectionGeometryOutput.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 
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// 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.
 
#ifndef __ODGISECTIONGEOMETRYOUTPUT_H__
#define __ODGISECTIONGEOMETRYOUTPUT_H__
 
#include "Gi/GiConveyorPassingImpl.h"
#include "Gi/GiDummyGeometry.h"
 
#include "TD_PackPush.h"
 
// Forward declarations
class OdGiClippedGeometryOutput;
 
class ODGI_EXPORT OdGiClippedGeometryOutputCallback : public OdRxObject
{
  public:
    OdGiClippedGeometryOutputCallback() { }
 
    virtual bool clippedGeometryOutputCallbackProc(OdGiClippedGeometryOutput &pGeomOutput, const OdGiConveyorContext &pDrawContext) = 0;
};
 
typedef OdSmartPtr<OdGiClippedGeometryOutputCallback> OdGiClippedGeometryOutputCallbackPtr;
 
class ODGI_EXPORT OdGiClippedGeometryOutput : public OdRxObject, public OdGiConveyorPassingImpl<OdGiClippedGeometryOutput>
{
  public:
    struct ODGI_EXPORT ClippedGeometryOutputInterface
    {
      virtual OdGiConveyorGeometry &destinationGeometry() = 0;
      virtual OdGiConveyorContext &conveyorContext() = 0;
    };
  protected:
    enum Flags
    {
      kProcessingEnabled          = 1,
      kNonSectionableGeometryClip = 2,
 
      kLastGenericFlag = kNonSectionableGeometryClip
    };
  protected:
    ClippedGeometryOutputInterface      *m_pIface;        // Conveyor geometry output interface.
    OdGiClippedGeometryOutputCallbackPtr m_pDrawCallback; // Optional drawable callback.
    OdUInt32                             m_flags;         // Generic flags storage.
    OdUInt32                             m_overrideFlags; // Traits override flags storage.
    OdGiSubEntityTraitsData              m_overrides;     // Traits override values.
    OdGiSubEntityTraitsData              m_traits;        // Actual traits storage.
  public:
    OdGiConveyorGeometry& destGeometry() { if (!m_pIface) throw OdError(eInvalidContext); return m_pIface->destinationGeometry(); }
    
    OdGiConveyorContext& drawContext() { if (!m_pIface) throw OdError(eInvalidContext); return m_pIface->conveyorContext(); }
  protected:
    class WrapTraitsProc
    { OdGiClippedGeometryOutput &m_this; OdGiConveyorContext &m_drawContext;
      public: WrapTraitsProc(OdGiClippedGeometryOutput *pThis) : m_this(*pThis), m_drawContext(pThis->drawContext())
                        { m_this.setupTraits(m_drawContext); }
      ~WrapTraitsProc() { m_this.releaseTraits(m_drawContext); }
    };
  public:
    OdGiClippedGeometryOutput() : m_pIface(NULL), m_flags(kProcessingEnabled | kNonSectionableGeometryClip), m_overrideFlags(0) {}
 
    virtual void copyFrom(const OdRxObject* pSource)
    {
      const OdGiClippedGeometryOutput *pFrom = static_cast<const OdGiClippedGeometryOutput*>(pSource);
      if (!pFrom)
        throw OdError(eInvalidInput);
      m_pDrawCallback = pFrom->m_pDrawCallback;
      m_flags = pFrom->m_flags;
      m_overrideFlags = pFrom->m_overrideFlags;
      m_overrides = pFrom->m_overrides;
    }
 
    ClippedGeometryOutputInterface *getInterface() { return m_pIface; }
    void setInterface(ClippedGeometryOutputInterface *pInterface) { m_pIface = pInterface; }
 
    OdGiClippedGeometryOutputCallback *geometryProcessingCallback() { return m_pDrawCallback; }
    void setGeometryProcessingCallback(OdGiClippedGeometryOutputCallback *pCallback) { m_pDrawCallback = pCallback; }
 
    bool isProcessingEnabled() const { return GETBIT(m_flags, kProcessingEnabled); }
    void setProcessingEnabled(bool bSet) { SETBIT(m_flags, kProcessingEnabled, bSet); }
 
    bool isNonSectionableGeometryClipping() const { return GETBIT(m_flags, kNonSectionableGeometryClip); }
    void setNonSectionableGeometryClipping(bool bSet) { SETBIT(m_flags, kNonSectionableGeometryClip, bSet); }
 
    void setTraitsOverrideFlags(OdUInt32 nFlags)
    {
      m_overrideFlags = nFlags;
    }
    OdUInt32 traitsOverrideFlags() const
    {
      return m_overrideFlags;
    }
 
    void setTraitsOverrides(const OdGiSubEntityTraitsData &pData)
    {
      m_overrides = pData;
    }
    OdGiSubEntityTraitsData &traitsOverrides()
    {
      return m_overrides;
    }
    const OdGiSubEntityTraitsData &traitsOverrides() const
    {
      return m_overrides;
    }
 
    virtual void setupDrawableProcessing()
    {
      if (!m_pDrawCallback.isNull())
        setProcessingEnabled(m_pDrawCallback->clippedGeometryOutputCallbackProc(*this, drawContext()));
    }
 
    virtual void setupTraits(OdGiConveyorContext &context)
    {
      if (m_overrideFlags)
      {
        // Copy traits settings from current state
        OdGiSubEntityTraitsToData dataAdaptor(m_traits);
        OdGiSubEntityTraitsToData::copyTraits(context.subEntityTraits(), dataAdaptor, m_overrideFlags);
        // Setup traits overrides
        dataAdaptor.setTraits(m_overrides);
        OdGiSubEntityTraitsToData::copyTraits(dataAdaptor, context.subEntityTraits(), m_overrideFlags);
        context.onTraitsModified();
      }
    }
 
    virtual void releaseTraits(OdGiConveyorContext &context)
    {
      if (m_overrideFlags)
      {
        // Copy modified traits back to current state
        OdGiSubEntityTraitsToData dataAdaptor(m_traits);
        OdGiSubEntityTraitsToData::copyTraits(dataAdaptor, context.subEntityTraits(), m_overrideFlags);
        //context.onTraitsModified(); // Don't need since we completed with section geometry
      }
    }
 
    // Conveyor geometry primitives implementation
 
    void plineProc(const OdGiPolyline& polyline, const OdGeMatrix3d* pXfm = 0, OdUInt32 fromIndex = 0, OdUInt32 numSegs = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().plineProc(polyline, pXfm, fromIndex, numSegs);
    }
    
    void polylineProc(OdInt32 numPoints, const OdGePoint3d* vertexList, const OdGeVector3d* pNormal = 0,
                      const OdGeVector3d* pExtrusion = 0, OdGsMarker baseSubEntMarker = -1)
    { WrapTraitsProc _wtp(this);
      destGeometry().polylineProc(numPoints, vertexList, pNormal, pExtrusion, baseSubEntMarker);
    }
    
    void polygonProc(OdInt32 numPoints, const OdGePoint3d* vertexList, const OdGeVector3d* pNormal = 0, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().polygonProc(numPoints, vertexList, pNormal, pExtrusion);
    }
    
    void xlineProc(const OdGePoint3d& firstPoint, const OdGePoint3d& secondPoint)
    { WrapTraitsProc _wtp(this);
      destGeometry().xlineProc(firstPoint, secondPoint);
    }
    
    void rayProc(const OdGePoint3d& basePoint, const OdGePoint3d& throughPoint)
    { WrapTraitsProc _wtp(this);
      destGeometry().rayProc(basePoint, throughPoint);
    }
    
    void meshProc(OdInt32 numRows, OdInt32 numColumns, const OdGePoint3d* vertexList, const OdGiEdgeData* pEdgeData = 0, const OdGiFaceData* pFaceData = 0,
                  const OdGiVertexData* pVertexData = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().meshProc(numRows, numColumns, vertexList, pEdgeData, pFaceData, pVertexData);
    }
    
    void shellProc(OdInt32 numVertices, const OdGePoint3d* vertexList, OdInt32 faceListSize, const OdInt32* faceList, const OdGiEdgeData* pEdgeData = 0,
                   const OdGiFaceData* pFaceData = 0, const OdGiVertexData* pVertexData = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().shellProc(numVertices, vertexList, faceListSize, faceList, pEdgeData, pFaceData, pVertexData);
    }
    
    void circleProc(const OdGePoint3d& center, double radius, const OdGeVector3d& normal, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().circleProc(center, radius, normal, pExtrusion);
    }
    
    void circleProc2(const OdGePoint3d& center, double radius, const OdGeVector3d& normal, const OdGeVector3d& startVector, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().circleProc2(center, radius, normal, startVector, pExtrusion);
    }
    
    void circleProc(const OdGePoint3d& firstPoint, const OdGePoint3d& secondPoint, const OdGePoint3d& thirdPoint, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().circleProc(firstPoint, secondPoint, thirdPoint, pExtrusion);
    }
    
    void circularArcProc(const OdGePoint3d& center, double radius, const OdGeVector3d& normal, const OdGeVector3d& startVector,
                         double sweepAngle, OdGiArcType arcType = kOdGiArcSimple, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().circularArcProc(center, radius, normal, startVector, sweepAngle, arcType, pExtrusion);
    }
    
    void circularArcProc(const OdGePoint3d& firstPoint, const OdGePoint3d& secondPoint, const OdGePoint3d& thirdPoint, OdGiArcType arcType = kOdGiArcSimple,
                         const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().circularArcProc(firstPoint, secondPoint, thirdPoint, arcType, pExtrusion);
    }
    
    void ellipArcProc(const OdGeEllipArc3d& ellipArc, const OdGePoint3d* endPointOverrides = 0, OdGiArcType arcType = kOdGiArcSimple,
                      const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().ellipArcProc(ellipArc, endPointOverrides, arcType, pExtrusion);
    }
    
    void nurbsProc(const OdGeNurbCurve3d& nurbsCurve)
    { WrapTraitsProc _wtp(this);
      destGeometry().nurbsProc(nurbsCurve);
    }
    
    void textProc(const OdGePoint3d& position, const OdGeVector3d& direction, const OdGeVector3d& upVector, const OdChar* msg,
                  OdInt32 numBytes, bool raw, const OdGiTextStyle* pTextStyle, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().textProc(position, direction, upVector, msg, numBytes, raw, pTextStyle, pExtrusion);
    }
    
    void textProc2(const OdGePoint3d& position, const OdGeVector3d& direction, const OdGeVector3d& upVector, const OdChar* msg,
                   OdInt32 numBytes, bool raw, const OdGiTextStyle* pTextStyle, const OdGeVector3d* pExtrusion = 0, const OdGeExtents3d* extentsBox = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().textProc2(position, direction, upVector, msg, numBytes, raw, pTextStyle, pExtrusion, extentsBox);
    }
    
    void shapeProc(const OdGePoint3d& position, const OdGeVector3d& direction, const OdGeVector3d& upVector, int shapeNumber,
                   const OdGiTextStyle* pTextStyle, const OdGeVector3d* pExtrusion = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().shapeProc(position, direction, upVector, shapeNumber, pTextStyle, pExtrusion);
    }
    
    void rasterImageProc(const OdGePoint3d& origin, const OdGeVector3d& u, const OdGeVector3d& v, const OdGiRasterImage* pImage,
                         const OdGePoint2d* uvBoundary, OdUInt32 numBoundPts, bool transparency = false, double brightness = 50.0,
                         double contrast = 50.0, double fade = 0.0)
    { WrapTraitsProc _wtp(this);
      destGeometry().rasterImageProc(origin, u, v, pImage, uvBoundary, numBoundPts, transparency, brightness, contrast, fade);
    }
    
    void metafileProc(const OdGePoint3d& origin, const OdGeVector3d& u, const OdGeVector3d& v, const OdGiMetafile* pMetafile,
                      bool dcAligned = true, bool allowClipping = false)
    { WrapTraitsProc _wtp(this);
      destGeometry().metafileProc(origin, u, v, pMetafile, dcAligned, allowClipping);
    }
    
    void xlineProc2(const OdGePoint3d& basePoint, const OdGeVector3d& direction)
    { WrapTraitsProc _wtp(this);
      destGeometry().xlineProc2(basePoint, direction);
    }
    
    void rayProc2(const OdGePoint3d& basePoint, const OdGeVector3d& direction)
    { WrapTraitsProc _wtp(this);
      destGeometry().rayProc2(basePoint, direction);
    }
    
    void ttfPolyDrawProc(OdInt32 numVertices, const OdGePoint3d* vertexList, OdInt32 faceListSize, const OdInt32* faceList, 
                         const OdUInt8* pBezierTypes, const OdGiFaceData* pFaceData = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().ttfPolyDrawProc(numVertices, vertexList, faceListSize, faceList, pBezierTypes, pFaceData);
    }
    
    void polypointProc(OdInt32 numPoints, const OdGePoint3d* vertexList, const OdCmEntityColor* pColors, const OdCmTransparency* pTransparency = 0,
                       const OdGeVector3d* pNormals = 0, const OdGeVector3d* pExtrusions = 0, const OdGsMarker* pSubEntMarkers = 0, OdInt32 nPointSize = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().polypointProc(numPoints, vertexList, pColors, pTransparency, pNormals, pExtrusions, pSubEntMarkers, nPointSize);
    }
    
    void rowOfDotsProc(OdInt32 numPoints, const OdGePoint3d& startPoint, const OdGeVector3d& dirToNextPoint)
    { WrapTraitsProc _wtp(this);
      destGeometry().rowOfDotsProc(numPoints, startPoint, dirToNextPoint);
    }
 
    void pointCloudProc(const OdGiPointCloud &pCloud, const OdGiPointCloudFilter *pFilter)
    { WrapTraitsProc _wtp(this);
      destGeometry().pointCloudProc(pCloud, pFilter);
    }
 
    void edgeProc(const OdGiEdge2dArray& edges, const OdGeMatrix3d* pXform = 0)
    { WrapTraitsProc _wtp(this);
      destGeometry().edgeProc(edges, pXform);
    }
};
 
typedef OdSmartPtr<OdGiClippedGeometryOutput> OdGiClippedGeometryOutputPtr;
 
class ODGI_EXPORT OdGiSectionGeometryOutput : public OdGiClippedGeometryOutput
{
  protected:
    enum Flags
    {
      kOutputClosedPrimitives      = kLastGenericFlag << 1,
      kOutputOpenedPrimitives      = kLastGenericFlag << 2,
      kClosedPrimitivesAsPolylines = kLastGenericFlag << 3,
      kToleranceOverrideEnabled    = kLastGenericFlag << 4
    };
  protected:
    double           m_tolOverride; // Section tolerance override.
    OdGePoint3dArray m_tmpPoints;   // Temporary vertexes array
  public:
    OdGiSectionGeometryOutput() : m_tolOverride(1.e-10) { SETBIT_1(m_flags, kOutputClosedPrimitives); }
 
    ODRX_DECLARE_MEMBERS(OdGiSectionGeometryOutput);
 
    virtual void copyFrom(const OdRxObject* pSource)
    {
      const OdGiSectionGeometryOutput *pFrom = OdGiSectionGeometryOutput::cast(pSource);
      if (!pFrom)
        throw OdError(eInvalidInput);
      OdGiClippedGeometryOutput::copyFrom(pSource);
      m_tolOverride = pFrom->m_tolOverride;
    }
 
    bool isClosedSectionsOutputEnabled() const { return GETBIT(m_flags, kOutputClosedPrimitives); }
    void enableClosedSectionsOutput(bool bSet) { SETBIT(m_flags, kOutputClosedPrimitives, bSet); }
 
    bool isOpenedSectionsOutputEnabled() const { return GETBIT(m_flags, kOutputOpenedPrimitives); }
    void enableOpenedSectionsOutput(bool bSet) { SETBIT(m_flags, kOutputOpenedPrimitives, bSet); }
 
    bool isOutputOfClosedSectionsAsPolylinesEnabled() const { return GETBIT(m_flags, kClosedPrimitivesAsPolylines); }
    void enableOutputOfClosedSectionsAsPolylines(bool bSet) { SETBIT(m_flags, kClosedPrimitivesAsPolylines, bSet); }
 
    bool isSectionToleranceOverrideEnabled() const { return GETBIT(m_flags, kToleranceOverrideEnabled); }
 
    double sectionToleranceOverride() const { return m_tolOverride; }
 
    void setSectionToleranceOverride(double tolOverride) { SETBIT_1(m_flags, kToleranceOverrideEnabled); m_tolOverride = tolOverride; }
 
    void resetSectionToleranceOverride() { SETBIT_0(m_flags, kToleranceOverrideEnabled); }
 
    void polylineProc(OdInt32 numPoints, const OdGePoint3d* vertexList, const OdGeVector3d* pNormal = 0,
                      const OdGeVector3d* pExtrusion = 0, OdGsMarker baseSubEntMarker = -1)
    {
      OdGiClippedGeometryOutput::polylineProc(numPoints, vertexList, pNormal, pExtrusion, baseSubEntMarker);
    }
 
    void shellProc(OdInt32 numVertices, const OdGePoint3d* vertexList, OdInt32 faceListSize, const OdInt32* faceList,
                   const OdGiEdgeData* pEdgeData = 0, const OdGiFaceData* pFaceData = 0, const OdGiVertexData* pVertexData = 0)
    { WrapTraitsProc _wtp(this);
      if (!isOutputOfClosedSectionsAsPolylinesEnabled())
        destGeometry().shellProc(numVertices, vertexList, faceListSize, faceList, pEdgeData, pFaceData, pVertexData);
      else
        shellProcAsPolylineProc(numVertices, vertexList, faceListSize, faceList, pEdgeData, pFaceData, pVertexData);
    }
  protected:
    void shellProcAsPolylineProc(OdInt32 /*numVertices*/, const OdGePoint3d* vertexList, OdInt32 faceListSize, const OdInt32* faceList,
                                 const OdGiEdgeData* /*pEdgeData*/, const OdGiFaceData* pFaceData, const OdGiVertexData* /*pVertexData*/)
    {
      OdInt32 nFace = 0, nFaceList = 0;
      OdGeVector3d extrusion;
      const bool bExtrusion = OdNonZero(drawContext().subEntityTraits().thickness());
      while (nFaceList < faceListSize)
      {
        const OdInt32 numVerts = Od_abs(faceList[nFaceList++]);
        const OdGeVector3d *pNormal = (pFaceData && pFaceData->normals()) ? (pFaceData->normals() + nFace) : NULL;
        if (pNormal && bExtrusion)
          extrusion = *pNormal * drawContext().subEntityTraits().thickness();
        m_tmpPoints.resize(numVerts + 1);
        OdGePoint3d *tmpPoints = m_tmpPoints.asArrayPtr();
        for (OdInt32 nVert = 0; nVert < numVerts; nVert++)
          tmpPoints[nVert] = vertexList[faceList[nFaceList++]];
        tmpPoints[numVerts] = tmpPoints[0];
        destGeometry().polylineProc(numVerts + 1, tmpPoints, pNormal, (pNormal && bExtrusion) ? &extrusion : NULL);
        nFace++;
      }
    }
};
 
typedef OdSmartPtr<OdGiSectionGeometryOutput> OdGiSectionGeometryOutputPtr;
 
class ODGI_EXPORT OdGiCuttedGeometryOutput : public OdGiClippedGeometryOutput
{
  public:
    OdGiCuttedGeometryOutput() { }
 
    ODRX_DECLARE_MEMBERS(OdGiCuttedGeometryOutput);
 
    virtual void copyFrom(const OdRxObject* pSource)
    {
      const OdGiCuttedGeometryOutput *pFrom = OdGiCuttedGeometryOutput::cast(pSource);
      if (!pFrom)
        throw OdError(eInvalidInput);
      OdGiClippedGeometryOutput::copyFrom(pSource);
    }
};
 
typedef OdSmartPtr<OdGiCuttedGeometryOutput> OdGiCuttedGeometryOutputPtr;
 
#include "TD_PackPop.h"
 
#endif //#ifndef __ODGISECTIONGEOMETRYOUTPUT_H__