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

#ifndef __OBJ_Null__
#define __OBJ_Null__

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

enum OBJ_NullIndex
{
    I_RENDERSPACE = I_N_GEO_INDICES,
    I_GEOSCALE,
    I_DISPLAYICON,
    I_CONTROLTYPE,
    I_ORIENTATION,
    I_SHADEDMODE,
    I_N_NULL_INDICES    // should always be last in the list
};

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

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

    static PRM_Template         *getTemplateList();

    virtual unsigned             disableParms();
    virtual OBJ_OBJECT_TYPE      getObjectType() const { return OBJ_STD_NULL; }

    int                         RENDERSPACE(float t)
                                {
                                    return evalInt("renderspace",
                                                &getIndirect()[I_RENDERSPACE],
                                                0, t);
                                }
    
    float                       GEOSCALE(float t)
                                {
                                    return evalFloat("geoscale", 
                                                &getIndirect()[I_GEOSCALE], 
                                                0, t);
                                }
    
    int                         DISPLAYICON(float t)    
                                { 
                                    return evalInt("displayicon",       
                                                &getIndirect()[I_DISPLAYICON],
                                                0, t); 
                                }
    
    int                         CONTROLTYPE(float t)    
                                { 
                                    return evalInt("controltype",
                                                &getIndirect()[I_CONTROLTYPE],
                                                0, t); 
                                }
    
    int                         ORIENTATION(float t)    
                                { 
                                    return evalInt("orientation",
                                                &getIndirect()[I_ORIENTATION],
                                                0, t); 
                                }
    
    int                         SHADEDMODE(float t)     
                                { 
                                    return evalInt("shadedmode",
                                                &getIndirect()[I_SHADEDMODE],
                                                0, t); 
                                }

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

    virtual int                  isObjectRenderable() const;

private:
    static int                  *nullIndirect;
};

#endif

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