SnConvX_Output.h

// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//  * Neither the name of NVIDIA CORPORATION nor the names of its
//    contributors may be used to endorse or promote products derived
//    from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2022 NVIDIA Corporation. All rights reserved.
 
#ifndef SN_CONVX_OUTPUT_H
#define SN_CONVX_OUTPUT_H
 
#include "foundation/PxSimpleTypes.h"
 
namespace physx { namespace Sn {
 
    struct PxMetaDataEntry;
    class ConvX;
    
    typedef void    (Sn::ConvX::*ConvertCallback)   (const char* src, const PxMetaDataEntry& entry, const PxMetaDataEntry& dstEntry);
 
    inline_ void flip(PxI16& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
        PxI8 temp = b[0];
        b[0] = b[1];
        b[1] = temp;
    }
 
    inline_ void flip(PxU16& v)
    {
        flip(reinterpret_cast<PxI16&>(v));
    }
 
    inline_ void flip32(PxI8* b)
    {
        PxI8 temp = b[0];
        b[0] = b[3];
        b[3] = temp;
        temp = b[1];
        b[1] = b[2];
        b[2] = temp;
    }
 
    inline_ void flip(PxI32& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
        flip32(b);      
    }
 
    inline_ void flip(PxU32& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
        flip32(b);
    }
 
    inline_ void flip(PxI64& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
 
        PxI8 temp = b[0];
        b[0] = b[7];
        b[7] = temp;
        temp = b[1];
        b[1] = b[6];
        b[6] = temp;
        temp = b[2];
        b[2] = b[5];
        b[5] = temp;
        temp = b[3];
        b[3] = b[4];
        b[4] = temp;
    }
 
    inline_ void flip(PxF32& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
        flip32(b);
    }
 
    inline_ void flip(void*& v)
    {
        PxI8* b = reinterpret_cast<PxI8*>(&v);
        flip32(b);
    }
 
    inline_ void flip(const PxI8*& v)
    {
        PxI8* b = const_cast<PxI8*>(v);
        flip32(b);
    }
} }
 
#endif