OBJ/OBJ_Handle.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.
 *
 * Produced by:
 *      Rob Bairos
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        OBJ_Handle.h (Custom Library, C++)
 *
 * COMMENTS:    An object to describe a motion capture handle
 *
 */

#ifndef __OBJ_Handle__
#define __OBJ_Handle__

#include "OBJ_API.h"
#include "OBJ_Geometry.h"

class OBJ_Bone;

enum OBJ_HandleIndex
{
    I_TARGET = I_N_GEO_INDICES,
    I_WEIGHT,
    I_TWISTONLY,
    I_FALLOFF,

    I_DORXLIMIT,
    I_LIMRX,
    I_DORYLIMIT,
    I_LIMRY,
    I_DORZLIMIT,
    I_LIMRZ,
    I_N_HANDLE_INDICES     // should always be last in the list
};


#define FLOAT_PARM(name, idx, vi, t)    \
        return evalFloat(name, &getIndirect()[idx], vi, t);
#define INT_PARM(name, idx, vi, t)      \
        return evalInt(name, &getIndirect()[idx], vi, t);
#define STR_PARM(name, idx, vi, t)      \
        evalString(str, name, &getIndirect()[idx], vi, (float)t);

class OBJ_API OBJ_Handle : public OBJ_Geometry
{
public:
                                 OBJ_Handle(OP_Network *net,
                                           const char *name,
                                           OP_Operator *op);
    virtual                     ~OBJ_Handle();

    static OP_Node              *myConstructor(OP_Network *net,
                                               const char *name,
                                               OP_Operator *entry);

    static PRM_Template         *getObsolete();
    void                         resolveObsoleteParms(PRM_ParmList *obsolete);

    virtual OBJ_OBJECT_TYPE      getObjectType() const;


    OBJ_Node                    *getTarget();

    float                        WEIGHT(float t)
                                 { FLOAT_PARM("weight", I_WEIGHT, 0, t); }
    float                        FALLOFF(float t)
                                 { FLOAT_PARM("falloff", I_FALLOFF, 0, t); }

    int                          TWIST_ONLY()
                                 { INT_PARM("twistonly", I_TWISTONLY, 0, 0); }

    int                          DORXLIMIT()
                                 { INT_PARM("dorxlimit", I_DORXLIMIT, 0, 0); }

    int                          DORYLIMIT()
                                 { INT_PARM("dorylimit", I_DORYLIMIT, 0, 0); }

    int                          DORZLIMIT()
                                 { INT_PARM("dorzlimit", I_DORZLIMIT, 0, 0); }

    float                        MINRX(float t)
                                 { FLOAT_PARM("lrx", I_LIMRX, 0, t); }
    float                        MAXRX(float t)
                                 { FLOAT_PARM("lrx", I_LIMRX, 1, t); }

    float                        MINRY(float t)
                                 { FLOAT_PARM("lry", I_LIMRY, 0, t); }
    float                        MAXRY(float t)
                                 { FLOAT_PARM("lry", I_LIMRY, 1, t); }

    float                        MINRZ(float t)
                                 { FLOAT_PARM("lrz", I_LIMRZ, 0, t); }
    float                        MAXRZ(float t)
                                 { FLOAT_PARM("lrz", I_LIMRZ, 1, t); }

    void                         TARGET(UT_String &str)
                                 { STR_PARM  ("obj_targetpath", I_TARGET, 0, 0); }

    virtual unsigned             disableParms();

    static PRM_Template         *getTemplateList();

    virtual OBJ_Handle          *castToOBJHandle()      { return this; }

protected:
    // Used to get pointer to indirection indices for each object type
    virtual int                 *getIndirect() const
                                { return handleIndirect; }

    virtual int                  isObjectRenderable() const;

private:
    static int                  *handleIndirect;
};

#undef FLOAT_PARM
#undef STR_PARM
#undef INT_PARM

#endif

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