SOP_WalkOnSurface.proto.h

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/* Automagically Generated by generate_proto.py
 * Do not Edit
 */
#pragma once

#include <SOP/SOP_API.h>
#include <SOP/SOP_NodeVerb.h>
#include <OP/OP_GraphProxy.h>

#include <OP/OP_Utils.h>
#include <PRM/PRM_Parm.h>
#include <UT/UT_IStream.h>
#include <UT/UT_NTStreamUtil.h>
#include <UT/UT_Ramp.h>
#include <UT/UT_SharedPtr.h>
#include <UT/UT_StringHolder.h>
#include <UT/UT_StringStream.h>
#include <UT/UT_VectorTypes.h>
#include <UT/UT_EnvControl.h>
#include <SYS/SYS_Types.h>

class DEP_MicroNode;
namespace SOP_WalkOnSurfaceEnums
{
    enum class WalkingMethod
    {
        GEODESIC = 0,
        STREAMLINE
    };

    SYS_FORCE_INLINE UT_StringHolder
    getToken(WalkingMethod enum_value) 
    {
        using namespace UT::Literal;
        switch (enum_value) {
        case WalkingMethod::GEODESIC: return "geodesic"_sh;
        case WalkingMethod::STREAMLINE: return "streamline"_sh;
        default: UT_ASSERT(false); return ""_sh;
        }
    }

    enum class StartDir
    {
        FROMPARM = 0,
        FROMATTR
    };

    SYS_FORCE_INLINE UT_StringHolder
    getToken(StartDir enum_value) 
    {
        using namespace UT::Literal;
        switch (enum_value) {
        case StartDir::FROMPARM: return "fromparm"_sh;
        case StartDir::FROMATTR: return "fromattr"_sh;
        default: UT_ASSERT(false); return ""_sh;
        }
    }

    enum class LengthScale
    {
        NOTHING = 0,
        SCALEBY
    };

    SYS_FORCE_INLINE UT_StringHolder
    getToken(LengthScale enum_value) 
    {
        using namespace UT::Literal;
        switch (enum_value) {
        case LengthScale::NOTHING: return "nothing"_sh;
        case LengthScale::SCALEBY: return "scaleby"_sh;
        default: UT_ASSERT(false); return ""_sh;
        }
    }

    enum class BoundaryBehavior
    {
        REFLECT = 0,
        TERMINATE
    };

    SYS_FORCE_INLINE UT_StringHolder
    getToken(BoundaryBehavior enum_value) 
    {
        using namespace UT::Literal;
        switch (enum_value) {
        case BoundaryBehavior::REFLECT: return "reflect"_sh;
        case BoundaryBehavior::TERMINATE: return "terminate"_sh;
        default: UT_ASSERT(false); return ""_sh;
        }
    }

}


class SOP_API SOP_WalkOnSurfaceParms  : public SOP_NodeParms
{
public:
    static int version() { return 1; }

    SOP_WalkOnSurfaceParms()
    {
        mySrcPoints = ""_UTsh;
        myWalkingMethod = 0;
        myStartDir = 0;
        myDirection = UT_Vector3D(0,1,0);
        myDirAttrib = "dir"_UTsh;
        myVectorFieldAttrib = "v"_UTsh;
        myLength = 1;
        myLengthScale = 0;
        myLengthAttrib = "length"_UTsh;
        myGlobalRotation = 0;
        myFieldSymmetry = 1;
        myUseMaxSteps = false;
        myMaxSteps = 100;
        myBoundaryBehavior = 0;
        myTerminationEdges = ""_UTsh;
        myReflectionEdges = ""_UTsh;
        myUseOutputPrimNum = false;
        myOutputPrimNum = "hitprim"_UTsh;
        myUseOutputPrimUVW = false;
        myOutputPrimUVW = "hitprimuvw"_UTsh;
        myUseCopyPointAttribs = false;
        myCopyPointAttribs = "* ^v ^Alpha ^N"_UTsh;
        myUseOutputTangent = false;
        myOutputTangent = "tangent"_UTsh;

    }

    explicit SOP_WalkOnSurfaceParms(const SOP_WalkOnSurfaceParms &) = default;
    SOP_WalkOnSurfaceParms &operator=(const SOP_WalkOnSurfaceParms &) = default;
    SOP_WalkOnSurfaceParms(SOP_WalkOnSurfaceParms &&) noexcept = default;
    SOP_WalkOnSurfaceParms &operator=(SOP_WalkOnSurfaceParms &&) noexcept = default;

    ~SOP_WalkOnSurfaceParms() override {}

    bool operator==(const SOP_WalkOnSurfaceParms &src) const
    {
        if (mySrcPoints != src.mySrcPoints) return false;
        if (myWalkingMethod != src.myWalkingMethod) return false;
        if (myStartDir != src.myStartDir) return false;
        if (myDirection != src.myDirection) return false;
        if (myDirAttrib != src.myDirAttrib) return false;
        if (myVectorFieldAttrib != src.myVectorFieldAttrib) return false;
        if (myLength != src.myLength) return false;
        if (myLengthScale != src.myLengthScale) return false;
        if (myLengthAttrib != src.myLengthAttrib) return false;
        if (myGlobalRotation != src.myGlobalRotation) return false;
        if (myFieldSymmetry != src.myFieldSymmetry) return false;
        if (myUseMaxSteps != src.myUseMaxSteps) return false;
        if (myMaxSteps != src.myMaxSteps) return false;
        if (myBoundaryBehavior != src.myBoundaryBehavior) return false;
        if (myTerminationEdges != src.myTerminationEdges) return false;
        if (myReflectionEdges != src.myReflectionEdges) return false;
        if (myUseOutputPrimNum != src.myUseOutputPrimNum) return false;
        if (myOutputPrimNum != src.myOutputPrimNum) return false;
        if (myUseOutputPrimUVW != src.myUseOutputPrimUVW) return false;
        if (myOutputPrimUVW != src.myOutputPrimUVW) return false;
        if (myUseCopyPointAttribs != src.myUseCopyPointAttribs) return false;
        if (myCopyPointAttribs != src.myCopyPointAttribs) return false;
        if (myUseOutputTangent != src.myUseOutputTangent) return false;
        if (myOutputTangent != src.myOutputTangent) return false;


        if (baseGetSignature() != src.baseGetSignature()) return false;

        return true;
    }
    bool operator!=(const SOP_WalkOnSurfaceParms &src) const
    {
        return !operator==(src);
    }
    using WalkingMethod = SOP_WalkOnSurfaceEnums::WalkingMethod;
    using StartDir = SOP_WalkOnSurfaceEnums::StartDir;
    using LengthScale = SOP_WalkOnSurfaceEnums::LengthScale;
    using BoundaryBehavior = SOP_WalkOnSurfaceEnums::BoundaryBehavior;



    void        buildFromOp(const OP_GraphProxy *graph, exint nodeidx, fpreal time, DEP_MicroNode *depnode)
    {
        mySrcPoints = ""_UTsh;
        if (true)
            graph->evalOpParm(mySrcPoints, nodeidx, "group", time, graph->isDirect()?nullptr:depnode);
        myWalkingMethod = 0;
        if (true)
            graph->evalOpParm(myWalkingMethod, nodeidx, "walkingmethod", time, graph->isDirect()?nullptr:depnode);
        myStartDir = 0;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=0)))) ) )
            graph->evalOpParm(myStartDir, nodeidx, "startdir", time, graph->isDirect()?nullptr:depnode);
        myDirection = UT_Vector3D(0,1,0);
        if (true && ( (true&&!(((int64(getWalkingMethod())!=0))||((int64(getStartDir())!=0)))) ) )
            graph->evalOpParm(myDirection, nodeidx, "dir", time, graph->isDirect()?nullptr:depnode);
        myDirAttrib = "dir"_UTsh;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=0))||((int64(getStartDir())!=1)))) ) )
            graph->evalOpParm(myDirAttrib, nodeidx, "dirattrib", time, graph->isDirect()?nullptr:depnode);
        myVectorFieldAttrib = "v"_UTsh;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=1)))) ) )
            graph->evalOpParm(myVectorFieldAttrib, nodeidx, "fieldattrib", time, graph->isDirect()?nullptr:depnode);
        myLength = 1;
        if (true)
            graph->evalOpParm(myLength, nodeidx, "length", time, graph->isDirect()?nullptr:depnode);
        myLengthScale = 0;
        if (true)
            graph->evalOpParm(myLengthScale, nodeidx, "lenscale", time, graph->isDirect()?nullptr:depnode);
        myLengthAttrib = "length"_UTsh;
        if (true && ( (true&&!(((int64(getLengthScale())!=1)))) ) )
            graph->evalOpParm(myLengthAttrib, nodeidx, "lenattrib", time, graph->isDirect()?nullptr:depnode);
        myGlobalRotation = 0;
        if (true)
            graph->evalOpParm(myGlobalRotation, nodeidx, "globalrotation", time, graph->isDirect()?nullptr:depnode);
        myFieldSymmetry = 1;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=1)))) ) )
            graph->evalOpParm(myFieldSymmetry, nodeidx, "symmetry", time, graph->isDirect()?nullptr:depnode);
        myUseMaxSteps = false;
        if (true)
            graph->evalOpParm(myUseMaxSteps, nodeidx, "usemaxsteps", time, graph->isDirect()?nullptr:depnode);
        myMaxSteps = 100;
        if (true && ( (true&&!(((getUseMaxSteps()==0)))) ) )
            graph->evalOpParm(myMaxSteps, nodeidx, "maxsteps", time, graph->isDirect()?nullptr:depnode);
        myBoundaryBehavior = 0;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=0)))) ) )
            graph->evalOpParm(myBoundaryBehavior, nodeidx, "defaultbehavior", time, graph->isDirect()?nullptr:depnode);
        myTerminationEdges = ""_UTsh;
        if (true)
            graph->evalOpParm(myTerminationEdges, nodeidx, "terminationedges", time, graph->isDirect()?nullptr:depnode);
        myReflectionEdges = ""_UTsh;
        if (true && ( (true&&!(((int64(getWalkingMethod())!=0)))) ) )
            graph->evalOpParm(myReflectionEdges, nodeidx, "reflectionedges", time, graph->isDirect()?nullptr:depnode);
        myUseOutputPrimNum = false;
        if (true)
            graph->evalOpParm(myUseOutputPrimNum, nodeidx, "useoutputprimnum", time, graph->isDirect()?nullptr:depnode);
        myOutputPrimNum = "hitprim"_UTsh;
        if (true && ( (true&&!(((getUseOutputPrimNum()==0)))) ) )
            graph->evalOpParm(myOutputPrimNum, nodeidx, "outputprimnum", time, graph->isDirect()?nullptr:depnode);
        myUseOutputPrimUVW = false;
        if (true)
            graph->evalOpParm(myUseOutputPrimUVW, nodeidx, "useoutputprimuvw", time, graph->isDirect()?nullptr:depnode);
        myOutputPrimUVW = "hitprimuvw"_UTsh;
        if (true && ( (true&&!(((getUseOutputPrimUVW()==0)))) ) )
            graph->evalOpParm(myOutputPrimUVW, nodeidx, "outputprimuvw", time, graph->isDirect()?nullptr:depnode);
        myUseCopyPointAttribs = false;
        if (true)
            graph->evalOpParm(myUseCopyPointAttribs, nodeidx, "usecopypointattribs", time, graph->isDirect()?nullptr:depnode);
        myCopyPointAttribs = "* ^v ^Alpha ^N"_UTsh;
        if (true && ( (true&&!(((getUseCopyPointAttribs()==0)))) ) )
            graph->evalOpParm(myCopyPointAttribs, nodeidx, "copypointattribs", time, graph->isDirect()?nullptr:depnode);
        myUseOutputTangent = false;
        if (true)
            graph->evalOpParm(myUseOutputTangent, nodeidx, "useoutputtangent", time, graph->isDirect()?nullptr:depnode);
        myOutputTangent = "tangent"_UTsh;
        if (true && ( (true&&!(((getUseOutputTangent()==0)))) ) )
            graph->evalOpParm(myOutputTangent, nodeidx, "outputtangent", time, graph->isDirect()?nullptr:depnode);

    }


    void loadFromOpSubclass(const LoadParms &loadparms) override
    {
        buildFromOp(loadparms.graph(), loadparms.nodeIdx(), loadparms.context().getTime(), loadparms.depnode());
    }


    void copyFrom(const OP_NodeParms *src) override
    {
        *this = *((const SOP_WalkOnSurfaceParms *)src);
    }

    template <typename T>
    void
    doGetParmValue(TempIndex idx, TempIndex instance, T &value) const
    {
        if (idx.size() < 1)
            return;
        UT_ASSERT(idx.size() == instance.size()+1);
        if (idx.size() != instance.size()+1)
            return;
        switch (idx[0])
        {
            case 0:
                coerceValue(value, mySrcPoints);
                break;
            case 1:
                coerceValue(value, myWalkingMethod);
                break;
            case 2:
                coerceValue(value, myStartDir);
                break;
            case 3:
                coerceValue(value, myDirection);
                break;
            case 4:
                coerceValue(value, myDirAttrib);
                break;
            case 5:
                coerceValue(value, myVectorFieldAttrib);
                break;
            case 6:
                coerceValue(value, myLength);
                break;
            case 7:
                coerceValue(value, myLengthScale);
                break;
            case 8:
                coerceValue(value, myLengthAttrib);
                break;
            case 9:
                coerceValue(value, myGlobalRotation);
                break;
            case 10:
                coerceValue(value, myFieldSymmetry);
                break;
            case 11:
                coerceValue(value, myUseMaxSteps);
                break;
            case 12:
                coerceValue(value, myMaxSteps);
                break;
            case 13:
                coerceValue(value, myBoundaryBehavior);
                break;
            case 14:
                coerceValue(value, myTerminationEdges);
                break;
            case 15:
                coerceValue(value, myReflectionEdges);
                break;
            case 16:
                coerceValue(value, myUseOutputPrimNum);
                break;
            case 17:
                coerceValue(value, myOutputPrimNum);
                break;
            case 18:
                coerceValue(value, myUseOutputPrimUVW);
                break;
            case 19:
                coerceValue(value, myOutputPrimUVW);
                break;
            case 20:
                coerceValue(value, myUseCopyPointAttribs);
                break;
            case 21:
                coerceValue(value, myCopyPointAttribs);
                break;
            case 22:
                coerceValue(value, myUseOutputTangent);
                break;
            case 23:
                coerceValue(value, myOutputTangent);
                break;

        }
    }

    bool isParmColorRamp(exint idx) const override
    { 
            switch (idx)
            {

            }
            return false;
    }

    void getNestParmValue(TempIndex idx, TempIndex instance, exint &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, fpreal &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Vector2D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Vector3D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Vector4D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Matrix2D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Matrix3D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_Matrix4D &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_StringHolder &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, UT_SharedPtr<UT_Ramp> &value) const override
    { doGetParmValue(idx, instance, value); }
    void getNestParmValue(TempIndex idx, TempIndex instance, PRM_DataItemHandle &value) const override
    { doGetParmValue(idx, instance, value); }

    template <typename T>
    void
    doSetParmValue(TempIndex idx, TempIndex instance, const T &value) 
    {
        if (idx.size() < 1)
            return;
        UT_ASSERT(idx.size() == instance.size()+1);
        if (idx.size() != instance.size()+1)
            return;
        switch (idx[0])
        {
            case 0:
                coerceValue(mySrcPoints, ( ( value ) ));
                break;
            case 1:
                coerceValue(myWalkingMethod, clampMinValue(0,  clampMaxValue(1,  value ) ));
                break;
            case 2:
                coerceValue(myStartDir, clampMinValue(0,  clampMaxValue(1,  value ) ));
                break;
            case 3:
                coerceValue(myDirection, ( ( value ) ));
                break;
            case 4:
                coerceValue(myDirAttrib, ( ( value ) ));
                break;
            case 5:
                coerceValue(myVectorFieldAttrib, ( ( value ) ));
                break;
            case 6:
                coerceValue(myLength, ( ( value ) ));
                break;
            case 7:
                coerceValue(myLengthScale, clampMinValue(0,  clampMaxValue(1,  value ) ));
                break;
            case 8:
                coerceValue(myLengthAttrib, ( ( value ) ));
                break;
            case 9:
                coerceValue(myGlobalRotation, clampMinValue(-180,  clampMaxValue(180,  value ) ));
                break;
            case 10:
                coerceValue(myFieldSymmetry, ( clampMaxValue(8,  value ) ));
                break;
            case 11:
                coerceValue(myUseMaxSteps, ( ( value ) ));
                break;
            case 12:
                coerceValue(myMaxSteps, clampMinValue(0,  ( value ) ));
                break;
            case 13:
                coerceValue(myBoundaryBehavior, clampMinValue(0,  clampMaxValue(1,  value ) ));
                break;
            case 14:
                coerceValue(myTerminationEdges, ( ( value ) ));
                break;
            case 15:
                coerceValue(myReflectionEdges, ( ( value ) ));
                break;
            case 16:
                coerceValue(myUseOutputPrimNum, ( ( value ) ));
                break;
            case 17:
                coerceValue(myOutputPrimNum, ( ( value ) ));
                break;
            case 18:
                coerceValue(myUseOutputPrimUVW, ( ( value ) ));
                break;
            case 19:
                coerceValue(myOutputPrimUVW, ( ( value ) ));
                break;
            case 20:
                coerceValue(myUseCopyPointAttribs, ( ( value ) ));
                break;
            case 21:
                coerceValue(myCopyPointAttribs, ( ( value ) ));
                break;
            case 22:
                coerceValue(myUseOutputTangent, ( ( value ) ));
                break;
            case 23:
                coerceValue(myOutputTangent, ( ( value ) ));
                break;

        }
    }

    void setNestParmValue(TempIndex idx, TempIndex instance, const exint &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const fpreal &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Vector2D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Vector3D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Vector4D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Matrix2D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Matrix3D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_Matrix4D &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_StringHolder &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const UT_SharedPtr<UT_Ramp> &value)  override
    { doSetParmValue(idx, instance, value); }
    void setNestParmValue(TempIndex idx, TempIndex instance, const PRM_DataItemHandle &value)  override
    { doSetParmValue(idx, instance, value); }

    exint getNestNumParms(TempIndex idx) const override
    {
        if (idx.size() == 0)
            return 24;
        switch (idx[0])
        {

        }
        // Invalid
        return 0;
    }

    const char *getNestParmName(TempIndex fieldnum) const override
    {
        if (fieldnum.size() < 1)
            return 0;
        switch (fieldnum[0])
        {
            case 0:
                return "group";
            case 1:
                return "walkingmethod";
            case 2:
                return "startdir";
            case 3:
                return "dir";
            case 4:
                return "dirattrib";
            case 5:
                return "fieldattrib";
            case 6:
                return "length";
            case 7:
                return "lenscale";
            case 8:
                return "lenattrib";
            case 9:
                return "globalrotation";
            case 10:
                return "symmetry";
            case 11:
                return "usemaxsteps";
            case 12:
                return "maxsteps";
            case 13:
                return "defaultbehavior";
            case 14:
                return "terminationedges";
            case 15:
                return "reflectionedges";
            case 16:
                return "useoutputprimnum";
            case 17:
                return "outputprimnum";
            case 18:
                return "useoutputprimuvw";
            case 19:
                return "outputprimuvw";
            case 20:
                return "usecopypointattribs";
            case 21:
                return "copypointattribs";
            case 22:
                return "useoutputtangent";
            case 23:
                return "outputtangent";

        }
        return 0;
    }

    ParmType getNestParmType(TempIndex fieldnum) const override
    {
        if (fieldnum.size() < 1)
            return PARM_UNSUPPORTED;
        switch (fieldnum[0])
        {
            case 0:
                return PARM_STRING;
            case 1:
                return PARM_INTEGER;
            case 2:
                return PARM_INTEGER;
            case 3:
                return PARM_VECTOR3;
            case 4:
                return PARM_STRING;
            case 5:
                return PARM_STRING;
            case 6:
                return PARM_FLOAT;
            case 7:
                return PARM_INTEGER;
            case 8:
                return PARM_STRING;
            case 9:
                return PARM_FLOAT;
            case 10:
                return PARM_INTEGER;
            case 11:
                return PARM_INTEGER;
            case 12:
                return PARM_INTEGER;
            case 13:
                return PARM_INTEGER;
            case 14:
                return PARM_STRING;
            case 15:
                return PARM_STRING;
            case 16:
                return PARM_INTEGER;
            case 17:
                return PARM_STRING;
            case 18:
                return PARM_INTEGER;
            case 19:
                return PARM_STRING;
            case 20:
                return PARM_INTEGER;
            case 21:
                return PARM_STRING;
            case 22:
                return PARM_INTEGER;
            case 23:
                return PARM_STRING;

        }
        return PARM_UNSUPPORTED;
    }

    // Boiler plate to load individual types.
    static void  loadData(UT_IStream &is, int64 &v)
    { is.bread(&v, 1); }
    static void  loadData(UT_IStream &is, bool &v)
    { int64     iv; is.bread(&iv, 1); v = iv; }
    static void  loadData(UT_IStream &is, fpreal64 &v)
    { is.bread<fpreal64>(&v, 1); }
    static void  loadData(UT_IStream &is, UT_Vector2D &v)
    { is.bread<fpreal64>(&v.x(), 1); is.bread<fpreal64>(&v.y(), 1); }
    static void  loadData(UT_IStream &is, UT_Vector3D &v)
    { is.bread<fpreal64>(&v.x(), 1); is.bread<fpreal64>(&v.y(), 1);
      is.bread<fpreal64>(&v.z(), 1); }
    static void  loadData(UT_IStream &is, UT_Vector4D &v)
    { is.bread<fpreal64>(&v.x(), 1); is.bread<fpreal64>(&v.y(), 1);
      is.bread<fpreal64>(&v.z(), 1); is.bread<fpreal64>(&v.w(), 1); }
    static void  loadData(UT_IStream &is, UT_Matrix2D &v)
    { for (int r = 0; r < 2; r++) for (int c = 0; c < 2; c++) is.bread<fpreal64>(&v(r, c), 1); }
    static void  loadData(UT_IStream &is, UT_Matrix3D &v)
    { for (int r = 0; r < 3; r++) for (int c = 0; c < 3; c++) is.bread<fpreal64>(&v(r, c), 1); }
    static void  loadData(UT_IStream &is, UT_Matrix4D &v)
    { for (int r = 0; r < 4; r++) for (int c = 0; c < 4; c++) is.bread<fpreal64>(&v(r, c), 1); }
    static void  loadData(UT_IStream &is, UT_Vector2I &v)
    { is.bread<int64>(&v.x(), 1); is.bread<int64>(&v.y(), 1); }
    static void  loadData(UT_IStream &is, UT_Vector3I &v)
    { is.bread<int64>(&v.x(), 1); is.bread<int64>(&v.y(), 1);
      is.bread<int64>(&v.z(), 1); }
    static void  loadData(UT_IStream &is, UT_Vector4I &v)
    { is.bread<int64>(&v.x(), 1); is.bread<int64>(&v.y(), 1);
      is.bread<int64>(&v.z(), 1); is.bread<int64>(&v.w(), 1); }
    static void  loadData(UT_IStream &is, UT_StringHolder &v)
    { is.bread(v); }
    static void  loadData(UT_IStream &is, UT_SharedPtr<UT_Ramp> &v)
    {   UT_StringHolder   rampdata;
        loadData(is, rampdata);
        if (rampdata.isstring())
        {
            v.reset(new UT_Ramp());
            UT_IStream  istr((const char *) rampdata, rampdata.length(), UT_ISTREAM_ASCII);
            v->load(istr);
        }
        else v.reset();
    }
    static void  loadData(UT_IStream &is, PRM_DataItemHandle &v)
    {   UT_StringHolder   data;
        loadData(is, data);
        if (data.isstring())
        {
            // Find the data type.
            const char *colon = UT_StringWrap(data).findChar(':');
            if (colon)
            {
                int             typelen = colon - data.buffer();
                UT_WorkBuffer   type;
                type.strncpy(data.buffer(), typelen);
                UT_IStream  istr(((const char *) data) + typelen + 1, data.length() - (typelen + 1), UT_ISTREAM_BINARY);
                
                v = PRM_DataFactory::parseBinary(type.buffer(), istr);
            }
        }
        else v.reset();
    }

    static void  saveData(std::ostream &os, int64 v)
    { UTwrite(os, &v); }
    static void  saveData(std::ostream &os, bool v)
    { int64 iv = v; UTwrite(os, &iv); }
    static void  saveData(std::ostream &os, fpreal64 v)
    { UTwrite<fpreal64>(os, &v); }
    static void  saveData(std::ostream &os, UT_Vector2D v)
    { UTwrite<fpreal64>(os, &v.x()); UTwrite<fpreal64>(os, &v.y()); }
    static void  saveData(std::ostream &os, UT_Vector3D v)
    { UTwrite<fpreal64>(os, &v.x()); UTwrite<fpreal64>(os, &v.y());
      UTwrite<fpreal64>(os, &v.z()); }
    static void  saveData(std::ostream &os, UT_Vector4D v)
    { UTwrite<fpreal64>(os, &v.x()); UTwrite<fpreal64>(os, &v.y());
      UTwrite<fpreal64>(os, &v.z()); UTwrite<fpreal64>(os, &v.w()); }
    static void  saveData(std::ostream &os, UT_Matrix2D v)
    { for (int r = 0; r < 2; r++) for (int c = 0; c < 2; c++) UTwrite<fpreal64>(os, &v(r, c)); }
    static void  saveData(std::ostream &os, UT_Matrix3D v)
    { for (int r = 0; r < 3; r++) for (int c = 0; c < 3; c++) UTwrite<fpreal64>(os, &v(r, c)); }
    static void  saveData(std::ostream &os, UT_Matrix4D v)
    { for (int r = 0; r < 4; r++) for (int c = 0; c < 4; c++) UTwrite<fpreal64>(os, &v(r, c)); }
    static void  saveData(std::ostream &os, UT_StringHolder s)
    { UT_StringWrap(s).saveBinary(os); }
    static void  saveData(std::ostream &os, UT_SharedPtr<UT_Ramp> s)
    {   UT_StringHolder         result;
        UT_OStringStream        ostr;
        if (s) s->save(ostr);
        result = ostr.str();
        saveData(os, result);
    }
    static void  saveData(std::ostream &os, PRM_DataItemHandle s)
    {   UT_StringHolder         result;
        UT_OStringStream        ostr;
        if (s) 
        {
            ostr << s->getDataTypeToken();
            ostr << ":";
            s->saveBinary(ostr);
        }
        result = ostr.str();
        saveData(os, result);
    }


    void         save(std::ostream &os) const
    {
        int32           v = version();
        UTwrite(os, &v);
        saveData(os, mySrcPoints);
        saveData(os, myWalkingMethod);
        saveData(os, myStartDir);
        saveData(os, myDirection);
        saveData(os, myDirAttrib);
        saveData(os, myVectorFieldAttrib);
        saveData(os, myLength);
        saveData(os, myLengthScale);
        saveData(os, myLengthAttrib);
        saveData(os, myGlobalRotation);
        saveData(os, myFieldSymmetry);
        saveData(os, myUseMaxSteps);
        saveData(os, myMaxSteps);
        saveData(os, myBoundaryBehavior);
        saveData(os, myTerminationEdges);
        saveData(os, myReflectionEdges);
        saveData(os, myUseOutputPrimNum);
        saveData(os, myOutputPrimNum);
        saveData(os, myUseOutputPrimUVW);
        saveData(os, myOutputPrimUVW);
        saveData(os, myUseCopyPointAttribs);
        saveData(os, myCopyPointAttribs);
        saveData(os, myUseOutputTangent);
        saveData(os, myOutputTangent);

    }

    bool         load(UT_IStream &is)
    {
        int32           v;
        is.bread(&v, 1);
        if (version() != v)
        {
            // Fail incompatible versions
            return false;
        }
        loadData(is, mySrcPoints);
        loadData(is, myWalkingMethod);
        loadData(is, myStartDir);
        loadData(is, myDirection);
        loadData(is, myDirAttrib);
        loadData(is, myVectorFieldAttrib);
        loadData(is, myLength);
        loadData(is, myLengthScale);
        loadData(is, myLengthAttrib);
        loadData(is, myGlobalRotation);
        loadData(is, myFieldSymmetry);
        loadData(is, myUseMaxSteps);
        loadData(is, myMaxSteps);
        loadData(is, myBoundaryBehavior);
        loadData(is, myTerminationEdges);
        loadData(is, myReflectionEdges);
        loadData(is, myUseOutputPrimNum);
        loadData(is, myOutputPrimNum);
        loadData(is, myUseOutputPrimUVW);
        loadData(is, myOutputPrimUVW);
        loadData(is, myUseCopyPointAttribs);
        loadData(is, myCopyPointAttribs);
        loadData(is, myUseOutputTangent);
        loadData(is, myOutputTangent);

        return true;
    }

    const UT_StringHolder & getSrcPoints() const { return mySrcPoints; }
    void setSrcPoints(const UT_StringHolder & val) { mySrcPoints = val; }
    UT_StringHolder opSrcPoints(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getSrcPoints();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "group", cookparms.getCookTime(), 0);
        return result;
    }
    WalkingMethod getWalkingMethod() const { return WalkingMethod(myWalkingMethod); }
    void setWalkingMethod(WalkingMethod val) { myWalkingMethod = int64(val); }
    WalkingMethod opWalkingMethod(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getWalkingMethod();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "walkingmethod", cookparms.getCookTime(), 0);
        return WalkingMethod(result);
    }
    StartDir getStartDir() const { return StartDir(myStartDir); }
    void setStartDir(StartDir val) { myStartDir = int64(val); }
    StartDir opStartDir(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getStartDir();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "startdir", cookparms.getCookTime(), 0);
        return StartDir(result);
    }
    UT_Vector3D getDirection() const { return myDirection; }
    void setDirection(UT_Vector3D val) { myDirection = val; }
    UT_Vector3D opDirection(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getDirection();
        UT_Vector3D result;
        OP_Utils::evalOpParm(result, thissop, "dir", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getDirAttrib() const { return myDirAttrib; }
    void setDirAttrib(const UT_StringHolder & val) { myDirAttrib = val; }
    UT_StringHolder opDirAttrib(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getDirAttrib();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "dirattrib", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getVectorFieldAttrib() const { return myVectorFieldAttrib; }
    void setVectorFieldAttrib(const UT_StringHolder & val) { myVectorFieldAttrib = val; }
    UT_StringHolder opVectorFieldAttrib(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getVectorFieldAttrib();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "fieldattrib", cookparms.getCookTime(), 0);
        return result;
    }
    fpreal64 getLength() const { return myLength; }
    void setLength(fpreal64 val) { myLength = val; }
    fpreal64 opLength(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getLength();
        fpreal64 result;
        OP_Utils::evalOpParm(result, thissop, "length", cookparms.getCookTime(), 0);
        return result;
    }
    LengthScale getLengthScale() const { return LengthScale(myLengthScale); }
    void setLengthScale(LengthScale val) { myLengthScale = int64(val); }
    LengthScale opLengthScale(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getLengthScale();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "lenscale", cookparms.getCookTime(), 0);
        return LengthScale(result);
    }
    const UT_StringHolder & getLengthAttrib() const { return myLengthAttrib; }
    void setLengthAttrib(const UT_StringHolder & val) { myLengthAttrib = val; }
    UT_StringHolder opLengthAttrib(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getLengthAttrib();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "lenattrib", cookparms.getCookTime(), 0);
        return result;
    }
    fpreal64 getGlobalRotation() const { return myGlobalRotation; }
    void setGlobalRotation(fpreal64 val) { myGlobalRotation = val; }
    fpreal64 opGlobalRotation(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getGlobalRotation();
        fpreal64 result;
        OP_Utils::evalOpParm(result, thissop, "globalrotation", cookparms.getCookTime(), 0);
        return result;
    }
    int64 getFieldSymmetry() const { return myFieldSymmetry; }
    void setFieldSymmetry(int64 val) { myFieldSymmetry = val; }
    int64 opFieldSymmetry(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getFieldSymmetry();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "symmetry", cookparms.getCookTime(), 0);
        return result;
    }
    bool getUseMaxSteps() const { return myUseMaxSteps; }
    void setUseMaxSteps(bool val) { myUseMaxSteps = val; }
    bool opUseMaxSteps(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getUseMaxSteps();
        bool result;
        OP_Utils::evalOpParm(result, thissop, "usemaxsteps", cookparms.getCookTime(), 0);
        return result;
    }
    int64 getMaxSteps() const { return myMaxSteps; }
    void setMaxSteps(int64 val) { myMaxSteps = val; }
    int64 opMaxSteps(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getMaxSteps();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "maxsteps", cookparms.getCookTime(), 0);
        return result;
    }
    BoundaryBehavior getBoundaryBehavior() const { return BoundaryBehavior(myBoundaryBehavior); }
    void setBoundaryBehavior(BoundaryBehavior val) { myBoundaryBehavior = int64(val); }
    BoundaryBehavior opBoundaryBehavior(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getBoundaryBehavior();
        int64 result;
        OP_Utils::evalOpParm(result, thissop, "defaultbehavior", cookparms.getCookTime(), 0);
        return BoundaryBehavior(result);
    }
    const UT_StringHolder & getTerminationEdges() const { return myTerminationEdges; }
    void setTerminationEdges(const UT_StringHolder & val) { myTerminationEdges = val; }
    UT_StringHolder opTerminationEdges(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getTerminationEdges();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "terminationedges", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getReflectionEdges() const { return myReflectionEdges; }
    void setReflectionEdges(const UT_StringHolder & val) { myReflectionEdges = val; }
    UT_StringHolder opReflectionEdges(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getReflectionEdges();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "reflectionedges", cookparms.getCookTime(), 0);
        return result;
    }
    bool getUseOutputPrimNum() const { return myUseOutputPrimNum; }
    void setUseOutputPrimNum(bool val) { myUseOutputPrimNum = val; }
    bool opUseOutputPrimNum(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getUseOutputPrimNum();
        bool result;
        OP_Utils::evalOpParm(result, thissop, "useoutputprimnum", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getOutputPrimNum() const { return myOutputPrimNum; }
    void setOutputPrimNum(const UT_StringHolder & val) { myOutputPrimNum = val; }
    UT_StringHolder opOutputPrimNum(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getOutputPrimNum();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "outputprimnum", cookparms.getCookTime(), 0);
        return result;
    }
    bool getUseOutputPrimUVW() const { return myUseOutputPrimUVW; }
    void setUseOutputPrimUVW(bool val) { myUseOutputPrimUVW = val; }
    bool opUseOutputPrimUVW(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getUseOutputPrimUVW();
        bool result;
        OP_Utils::evalOpParm(result, thissop, "useoutputprimuvw", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getOutputPrimUVW() const { return myOutputPrimUVW; }
    void setOutputPrimUVW(const UT_StringHolder & val) { myOutputPrimUVW = val; }
    UT_StringHolder opOutputPrimUVW(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getOutputPrimUVW();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "outputprimuvw", cookparms.getCookTime(), 0);
        return result;
    }
    bool getUseCopyPointAttribs() const { return myUseCopyPointAttribs; }
    void setUseCopyPointAttribs(bool val) { myUseCopyPointAttribs = val; }
    bool opUseCopyPointAttribs(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getUseCopyPointAttribs();
        bool result;
        OP_Utils::evalOpParm(result, thissop, "usecopypointattribs", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getCopyPointAttribs() const { return myCopyPointAttribs; }
    void setCopyPointAttribs(const UT_StringHolder & val) { myCopyPointAttribs = val; }
    UT_StringHolder opCopyPointAttribs(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getCopyPointAttribs();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "copypointattribs", cookparms.getCookTime(), 0);
        return result;
    }
    bool getUseOutputTangent() const { return myUseOutputTangent; }
    void setUseOutputTangent(bool val) { myUseOutputTangent = val; }
    bool opUseOutputTangent(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getUseOutputTangent();
        bool result;
        OP_Utils::evalOpParm(result, thissop, "useoutputtangent", cookparms.getCookTime(), 0);
        return result;
    }
    const UT_StringHolder & getOutputTangent() const { return myOutputTangent; }
    void setOutputTangent(const UT_StringHolder & val) { myOutputTangent = val; }
    UT_StringHolder opOutputTangent(const SOP_NodeVerb::CookParms &cookparms) const
    { 
        SOP_Node *thissop = cookparms.getNode();
        if (!thissop) return getOutputTangent();
        UT_StringHolder result;
        OP_Utils::evalOpParm(result, thissop, "outputtangent", cookparms.getCookTime(), 0);
        return result;
    }

private:
    UT_StringHolder mySrcPoints;
    int64 myWalkingMethod;
    int64 myStartDir;
    UT_Vector3D myDirection;
    UT_StringHolder myDirAttrib;
    UT_StringHolder myVectorFieldAttrib;
    fpreal64 myLength;
    int64 myLengthScale;
    UT_StringHolder myLengthAttrib;
    fpreal64 myGlobalRotation;
    int64 myFieldSymmetry;
    bool myUseMaxSteps;
    int64 myMaxSteps;
    int64 myBoundaryBehavior;
    UT_StringHolder myTerminationEdges;
    UT_StringHolder myReflectionEdges;
    bool myUseOutputPrimNum;
    UT_StringHolder myOutputPrimNum;
    bool myUseOutputPrimUVW;
    UT_StringHolder myOutputPrimUVW;
    bool myUseCopyPointAttribs;
    UT_StringHolder myCopyPointAttribs;
    bool myUseOutputTangent;
    UT_StringHolder myOutputTangent;

};