metaforce/DataSpec/DNACommon/DNACommon.hpp

138 lines
3.4 KiB
C++

#ifndef __DNA_COMMON_HPP__
#define __DNA_COMMON_HPP__
#include <Athena/DNA.hpp>
#include "HECL/HECL.hpp"
namespace Retro
{
/* This comes up a great deal */
typedef Athena::io::DNA<Athena::BigEndian> BigDNA;
/* PAK 32-bit Unique ID */
class UniqueID32 : public BigDNA
{
uint32_t m_id;
public:
Delete expl;
inline void read(Athena::io::IStreamReader& reader)
{reader.readUint32();}
inline void write(Athena::io::IStreamWriter& writer) const
{writer.writeUint32(m_id);}
inline bool operator!=(const UniqueID32& other) const {return m_id != other.m_id;}
inline bool operator==(const UniqueID32& other) const {return m_id == other.m_id;}
inline uint32_t toUint32() const {return m_id;}
inline std::string toString() const
{
char buf[9];
snprintf(buf, 9, "%08X", m_id);
return std::string(buf);
}
};
/* PAK 64-bit Unique ID */
class UniqueID64 : public BigDNA
{
uint64_t m_id;
public:
Delete expl;
inline void read(Athena::io::IStreamReader& reader)
{reader.readUint64();}
inline void write(Athena::io::IStreamWriter& writer) const
{writer.writeUint64(m_id);}
inline bool operator!=(const UniqueID64& other) const {return m_id != other.m_id;}
inline bool operator==(const UniqueID64& other) const {return m_id == other.m_id;}
inline uint64_t toUint64() const {return m_id;}
inline std::string toString() const
{
char buf[17];
snprintf(buf, 17, "%16lX", m_id);
return std::string(buf);
}
};
/* PAK 128-bit Unique ID */
class UniqueID128 : public BigDNA
{
union
{
uint64_t m_id[2];
#if __SSE__
__m128i m_id128;
#endif
};
public:
Delete expl;
inline void read(Athena::io::IStreamReader& reader)
{
m_id[0] = reader.readUint64();
m_id[1] = reader.readUint64();
}
inline void write(Athena::io::IStreamWriter& writer) const
{
writer.writeUint64(m_id[0]);
writer.writeUint64(m_id[1]);
}
inline bool operator!=(const UniqueID128& other) const
{
#if __SSE__
__m128i vcmp = _mm_cmpeq_epi32(m_id128, other.m_id128);
int vmask = _mm_movemask_epi8(vcmp);
return vmask != 0xffff;
#else
return (m_id[0] != other.m_id[0]) || (m_id[1] != other.m_id[1]);
#endif
}
inline bool operator==(const UniqueID128& other) const
{
#if __SSE__
__m128i vcmp = _mm_cmpeq_epi32(m_id128, other.m_id128);
int vmask = _mm_movemask_epi8(vcmp);
return vmask == 0xffff;
#else
return (m_id[0] == other.m_id[0]) && (m_id[1] == other.m_id[1]);
#endif
}
inline uint64_t toHighUint64() const {return m_id[0];}
inline uint64_t toLowUint64() const {return m_id[1];}
inline std::string toString() const
{
char buf[33];
snprintf(buf, 33, "%16lX%16lX", m_id[0], m_id[1]);
return std::string(buf);
}
};
}
/* Hash template-specializations for UniqueID types */
namespace std
{
template<>
struct hash<Retro::UniqueID32>
{
inline size_t operator()(const Retro::UniqueID32& id) const
{return id.toUint32();}
};
template<>
struct hash<Retro::UniqueID64>
{
inline size_t operator()(const Retro::UniqueID64& id) const
{return id.toUint64();}
};
template<>
struct hash<Retro::UniqueID128>
{
inline size_t operator()(const Retro::UniqueID128& id) const
{return id.toHighUint64() ^ id.toLowUint64();}
};
}
#endif // __DNA_COMMON_HPP__