GT_PrimTubeMesh.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        GT_PrimTubeMesh.h ( GT Library, C++)
 *
 * COMMENTS:
 */

#ifndef __GT_PrimTubeMesh__
#define __GT_PrimTubeMesh__

#include "GT_API.h"
#include "GT_PrimQuadricMesh.h"

class GT_PrimTube;

class GT_API GT_PrimTubeMesh : public GT_PrimQuadricMesh
{
public:
    GT_PrimTubeMesh(fpreal taper=1, bool caps=false)
        : myTaper(taper)
        , myCaps(caps)
        , GT_PrimQuadricMesh()
    {
    }
    GT_PrimTubeMesh(const GT_PrimTubeMesh &src)
        : GT_PrimQuadricMesh(src)
        , myTaper(src.myTaper)
        , myCaps(src.myCaps)
    {
    }

    GT_PrimTubeMesh(fpreal taper, bool caps,
                    const GT_AttributeListHandle &vertex,
                    const GT_AttributeListHandle &detail,
                    const GT_TransformArrayHandle &xforms)
        : myTaper(taper)
        , myCaps(caps)
        , GT_PrimQuadricMesh(vertex, detail, xforms)
    {
    }
    GT_PrimTubeMesh(const GT_PrimTube *tube);

    ~GT_PrimTubeMesh() override;

    /// @{
    /// Methods defined on GT_PrimQuadricMesh
    const char          *className() const override
                            { return "GT_PrimTubeMesh"; }
    bool                 save(UT_JSONWriter &w) const override;
    int                  getPrimitiveType() const override
                            { return GT_PRIM_TUBE_MESH; }
    GT_PrimitiveHandle   doSoftCopy() const override
                            { return new GT_PrimTubeMesh(*this); }
    GT_PrimitiveHandle   doHarden() const override;
    /// @}

    /// Initialize the mesh
    bool                init(fpreal taper, bool caps,
                             const GT_AttributeListHandle &vertex,
                             const GT_AttributeListHandle &detail,
                             const GT_TransformArrayHandle &xforms);

    /// @{
    /// Accessors
    /// See GT_PrimQuadricMesh for additional queries.
    bool                getCaps() const         { return myCaps; }
    fpreal              getTaper() const        { return myTaper; }
    GT_Size             getTubeCount() const
                            { return getQuadricCount(); }
    /// @}

    bool                getBaseTransform(UT_Matrix4D &mat) const override;
    
private:
    /// Compute the bounding box for a single (untransformed) tube
    void                getQBounds(UT_BoundingBox &box) const override;
    GT_PrimitiveHandle  makeQuadric(GT_Size index,
                                const GT_AttributeListHandle &h,
                                const GT_TransformHandle &x,
                                const GT_RefineParms *parms) const override;

    fpreal      myTaper;
    bool        myCaps;
};

#endif