BV/BV_Callback.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:
 *      David Pritchard
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        BV_Callback.h
 */

#ifndef __BV_Callback_h__
#define __BV_Callback_h__

#include "BV_API.h"
class BV_Node;
class BV_NodeLeaf;

/// Callback for bounding volume hierarchy intersection operation.
class BV_API BV_Callback
{
public:
                     BV_Callback();
    virtual         ~BV_Callback();

    enum Action
    {
        /// Continue intersection process
        BV_CONTINUE,
        /// Stop intersection process
        BV_STOP
    };
    virtual Action   callback(int primIdA, int primIdB) = 0;

private:
    /// Disallowed.
    /// @{
                     BV_Callback(const BV_Callback &);
    BV_Callback     &operator=(const BV_Callback &);
    /// @}
};

#endif

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