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/*
* Copyright (c) 2008-2017, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA CORPORATION and its licensors retain all intellectual property
* and proprietary rights in and to this software, related documentation
* and any modifications thereto. Any use, reproduction, disclosure or
* distribution of this software and related documentation without an express
* license agreement from NVIDIA CORPORATION is strictly prohibited.
*/
#ifndef APEX_CSG_SERIALIZATION_H
#define APEX_CSG_SERIALIZATION_H
#include "ApexUsingNamespace.h"
#include "ApexSharedUtils.h"
#include "ApexStream.h"
#include "authoring/ApexCSGDefs.h"
#include "authoring/ApexCSGHull.h"
#ifndef WITHOUT_APEX_AUTHORING
namespace nvidia
{
namespace apex
{
/* Version for serialization */
struct Version
{
enum Enum
{
Initial = 0,
RevisedMeshTolerances,
UsingOnlyPositionDataInVertex,
SerializingTriangleFrames,
UsingGSA,
SerializingMeshBounds,
AddedInternalTransform,
IncidentalMeshDistinction,
Count,
Current = Count - 1
};
};
// Vec<T,D>
template<typename T, int D>
PX_INLINE physx::PxFileBuf&
operator << (physx::PxFileBuf& stream, const ApexCSG::Vec<T, D>& v)
{
for (uint32_t i = 0; i < D; ++i)
{
stream << v[(int32_t)i];
}
return stream;
}
template<typename T, int D>
PX_INLINE physx::PxFileBuf&
operator >> (physx::PxFileBuf& stream, ApexCSG::Vec<T, D>& v)
{
for (uint32_t i = 0; i < D; ++i)
{
stream >> v[(int32_t)i];
}
return stream;
}
// Edge
PX_INLINE void
serialize(physx::PxFileBuf& stream, const ApexCSG::Hull::Edge& e)
{
stream << e.m_indexV0 << e.m_indexV1 << e.m_indexF1 << e.m_indexF2;
}
PX_INLINE void
deserialize(physx::PxFileBuf& stream, uint32_t version, ApexCSG::Hull::Edge& e)
{
PX_UNUSED(version); // Initial
stream >> e.m_indexV0 >> e.m_indexV1 >> e.m_indexF1 >> e.m_indexF2;
}
// Region
PX_INLINE void
serialize(physx::PxFileBuf& stream, const ApexCSG::Region& r)
{
stream << r.side;
}
PX_INLINE void
deserialize(physx::PxFileBuf& stream, uint32_t version, ApexCSG::Region& r)
{
if (version < Version::UsingGSA)
{
ApexCSG::Hull hull;
hull.deserialize(stream, version);
}
stream >> r.side;
}
// Surface
PX_INLINE void
serialize(physx::PxFileBuf& stream, const ApexCSG::Surface& s)
{
stream << s.planeIndex;
stream << s.triangleIndexStart;
stream << s.triangleIndexStop;
stream << s.totalTriangleArea;
}
PX_INLINE void
deserialize(physx::PxFileBuf& stream, uint32_t version, ApexCSG::Surface& s)
{
PX_UNUSED(version); // Initial
stream >> s.planeIndex;
stream >> s.triangleIndexStart;
stream >> s.triangleIndexStop;
stream >> s.totalTriangleArea;
}
// Triangle
PX_INLINE void
serialize(physx::PxFileBuf& stream, const ApexCSG::Triangle& t)
{
for (uint32_t i = 0; i < 3; ++i)
{
stream << t.vertices[i];
}
stream << t.submeshIndex;
stream << t.smoothingMask;
stream << t.extraDataIndex;
stream << t.normal;
stream << t.area;
}
PX_INLINE void
deserialize(physx::PxFileBuf& stream, uint32_t version, ApexCSG::Triangle& t)
{
for (uint32_t i = 0; i < 3; ++i)
{
stream >> t.vertices[i];
if (version < Version::UsingOnlyPositionDataInVertex)
{
ApexCSG::Dir v;
stream >> v; // normal
stream >> v; // tangent
stream >> v; // binormal
ApexCSG::UV uv;
for (uint32_t uvN = 0; uvN < VertexFormat::MAX_UV_COUNT; ++uvN)
{
stream >> uv; // UVs
}
ApexCSG::Color c;
stream >> c; // color
}
}
stream >> t.submeshIndex;
stream >> t.smoothingMask;
stream >> t.extraDataIndex;
stream >> t.normal;
stream >> t.area;
}
// Interpolator
PX_INLINE void
serialize(physx::PxFileBuf& stream, const ApexCSG::Interpolator& t)
{
t.serialize(stream);
}
PX_INLINE void
deserialize(physx::PxFileBuf& stream, uint32_t version, ApexCSG::Interpolator& t)
{
t.deserialize(stream, version);
}
}
}; // namespace nvidia::apex
#endif
#endif // #define APEX_CSG_SERIALIZATION_H
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