GU_IOWavefront.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.
 *
 * NAME:        GU_IOWavefront.h ( GA Library, C++)
 *
 * COMMENTS:
 */

#ifndef __GU_IOWAVEFRONT__
#define __GU_IOWAVEFRONT__

class GU_Detail;
class UT_IStream;

#include "GU_API.h"
#include <UT/UT_StringHolder.h>

/// Utility classes to load and save .obj files.  Note this is not a
/// standard IO extension itself.
class GU_API GU_IOWavefrontUtil
{
public:
    /// Write the gdp to the os as a .obj.
    /// Note this does not apply any conversion or reversal of polygons,
    /// the caller is expected to have done this.
    /// NOTE: This writes with the streams current precision, default
    /// precision is insufficent so you may need to do:
    /// os.precision(SYS_FLT_DIG);
    int write(const GU_Detail &gdp, std::ostream &os);

    /// Read the .obj directly into a gdp.  This does not do any
    /// reversal
    bool read(GU_Detail &gdp, UT_IStream &is);

    /// Controls what is output after the default g line when writing
    void setDefaultGroup(const UT_StringHolder &group)
    { myDefaultGroup = group; }

protected:
    UT_StringHolder             myDefaultGroup;
};

#endif