OBJ/OBJ_Sound.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_Sound.h (Custom Library, C++)
 *
 * COMMENTS:    An object to describe a motion capture handle
 *
 */

#ifndef __OBJ_Sound__
#define __OBJ_Sound__

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

enum OBJ_SoundIndex
{
    I_SOUND_ACTIVE = I_N_GEO_INDICES,
    I_SOUND_VOLUME,
    I_SOUND_TYPE,
    I_SOUND_CONE,
    I_SOUND_OUTER_CONE,
    I_SOUND_DROPOFF,
    I_SOUND_DROPOFF_RATE,
    I_SOUND_OUTER_VOLUME,
    I_CHOP_SOURCEPATH,
    I_N_SOUND_INDICES     // should always be last in the list
};


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

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

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

    virtual OBJ_OBJECT_TYPE      getObjectType() const;

    virtual unsigned             disableParms();

    void                         getSoundSource(UT_String &choppath, fpreal t);
    int                          isDirectional() { return EMISSION_TYPE(); }
    int                          getRolloffType() { return DROPOFF(); }
    void                         getSoundParms(int &active,
                                               float &volume,  float &volume2,
                                               float &angle1,  float &angle2,
                                               float &rolloff, float t);

    virtual void                 resolveObsoleteParms(PRM_ParmList *obsolete);
    static PRM_Template         *getObsolete();
    static PRM_Template         *getTemplateList();
protected:

    virtual OP_ERROR             cookMyObj(OP_Context &context);
    // Used to get pointer to indirection indices for each object type
    virtual int                 *getIndirect() const
                                { return handleIndirect; }

private:

    int         ACTIVE(float t)
                { INT_PARM("soundactive", I_SOUND_ACTIVE, 0, t); }
    
    float       VOLUME(float t)
                { FLOAT_PARM("volume", I_SOUND_VOLUME, 0, t); }
    
    int         EMISSION_TYPE()
                { INT_PARM("direct", I_SOUND_TYPE, 0, 0); }
    
    float       EMISSION_CONE(float t)
                { FLOAT_PARM("emitcone", I_SOUND_CONE, 0, t); }

    float       OUTER_CONE(float t)
                { FLOAT_PARM("outcone", I_SOUND_OUTER_CONE, 0, t); }
        
    int         DROPOFF()
                { INT_PARM("dropoff", I_SOUND_DROPOFF, 0, 0); }

    float       DROPOFF_RATE(float t)
                { FLOAT_PARM("droprate", I_SOUND_DROPOFF_RATE, 0, t); }
    
    float       OUTER_VOLUME(float t)
                { FLOAT_PARM("outvolume", I_SOUND_OUTER_VOLUME, 0, t); }

public:
    virtual int isObjectRenderable() const;
     
private:     
   static int   *handleIndirect;
};

#undef FLOAT_PARM
#undef STR_PARM
#undef INT_PARM

#endif

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