SIM/SIM_GuidePerObject.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:
 *      Side Effects Software Inc.
 *      477 Richmond Street West, Suite 1001
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 */

#ifndef __SIM_GuidePerObject_h__
#define __SIM_GuidePerObject_h__

#include "SIM_API.h"
#include <UT/UT_HashTable.h>
#include "SIM_Guide.h"

/// This SIM_Guide subclass creates a separate guide geometry for each object.
class SIM_API SIM_GuidePerObject : public SIM_Guide
{
public:
    /// Constructor which takes a const SIM_Data as our owner.
    explicit                     SIM_GuidePerObject(const SIM_Data *owner);
    /// Destructor for this class.
    virtual                     ~SIM_GuidePerObject();

protected:
    virtual GU_ConstDetailHandle getGuideGeometrySubclass(
                                                const SIM_RootData &root,
                                                UT_DMatrix4 &xform,
                                                const SIM_Time &t);
    virtual int64                getMemorySizeSubclass() const;
    virtual void                 clearSubclass();

private:
    static int                   traverseGetSize(UT_Thing &thing,
                                                const UT_Hash &,
                                                void *);
    static int                   traverseDelete(UT_Thing &thing,
                                                const UT_Hash &,
                                                void *);

    UT_HashTable                 myGeometries;
};

#endif

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