Play-/Source/gs/GsPixelFormats.cpp
2015-12-05 19:24:46 -05:00

172 lines
4.2 KiB
C++

#include "GsPixelFormats.h"
const int CGsPixelFormats::STORAGEPSMCT32::m_nBlockSwizzleTable[4][8] =
{
{ 0, 1, 4, 5, 16, 17, 20, 21 },
{ 2, 3, 6, 7, 18, 19, 22, 23 },
{ 8, 9, 12, 13, 24, 25, 28, 29 },
{ 10, 11, 14, 15, 26, 27, 30, 31 },
};
const int CGsPixelFormats::STORAGEPSMCT32::m_nColumnSwizzleTable[2][8] =
{
{ 0, 1, 4, 5, 8, 9, 12, 13, },
{ 2, 3, 6, 7, 10, 11, 14, 15, },
};
const int CGsPixelFormats::STORAGEPSMCT16::m_nBlockSwizzleTable[8][4] =
{
{ 0, 2, 8, 10, },
{ 1, 3, 9, 11, },
{ 4, 6, 12, 14, },
{ 5, 7, 13, 15, },
{ 16, 18, 24, 26, },
{ 17, 19, 25, 27, },
{ 20, 22, 28, 30, },
{ 21, 23, 29, 31, },
};
const int CGsPixelFormats::STORAGEPSMCT16::m_nColumnSwizzleTable[2][16] =
{
{ 0, 2, 8, 10, 16, 18, 24, 26, 1, 3, 9, 11, 17, 19, 25, 27, },
{ 4, 6, 12, 14, 20, 22, 28, 30, 5, 7, 13, 15, 21, 23, 29, 31, },
};
const int CGsPixelFormats::STORAGEPSMCT16S::m_nBlockSwizzleTable[8][4] =
{
{ 0, 2, 16, 18, },
{ 1, 3, 17, 19, },
{ 8, 10, 24, 26, },
{ 9, 11, 25, 27, },
{ 4, 6, 20, 22, },
{ 5, 7, 21, 23, },
{ 12, 14, 28, 30, },
{ 13, 15, 29, 31, },
};
const int CGsPixelFormats::STORAGEPSMCT16S::m_nColumnSwizzleTable[2][16] =
{
{ 0, 2, 8, 10, 16, 18, 24, 26, 1, 3, 9, 11, 17, 19, 25, 27, },
{ 4, 6, 12, 14, 20, 22, 28, 30, 5, 7, 13, 15, 21, 23, 29, 31, },
};
const int CGsPixelFormats::STORAGEPSMT8::m_nBlockSwizzleTable[4][8] =
{
{ 0, 1, 4, 5, 16, 17, 20, 21 },
{ 2, 3, 6, 7, 18, 19, 22, 23 },
{ 8, 9, 12, 13, 24, 25, 28, 29 },
{ 10, 11, 14, 15, 26, 27, 30, 31 },
};
const int CGsPixelFormats::STORAGEPSMT8::m_nColumnWordTable[2][2][8] =
{
{
{ 0, 1, 4, 5, 8, 9, 12, 13, },
{ 2, 3, 6, 7, 10, 11, 14, 15, },
},
{
{ 8, 9, 12, 13, 0, 1, 4, 5, },
{ 10, 11, 14, 15, 2, 3, 6, 7, },
},
};
const int CGsPixelFormats::STORAGEPSMT4::m_nBlockSwizzleTable[8][4] =
{
{ 0, 2, 8, 10, },
{ 1, 3, 9, 11, },
{ 4, 6, 12, 14, },
{ 5, 7, 13, 15, },
{ 16, 18, 24, 26, },
{ 17, 19, 25, 27, },
{ 20, 22, 28, 30, },
{ 21, 23, 29, 31, }
};
const int CGsPixelFormats::STORAGEPSMT4::m_nColumnWordTable[2][2][8] =
{
{
{ 0, 1, 4, 5, 8, 9, 12, 13, },
{ 2, 3, 6, 7, 10, 11, 14, 15, },
},
{
{ 8, 9, 12, 13, 0, 1, 4, 5, },
{ 10, 11, 14, 15, 2, 3, 6, 7, },
},
};
unsigned int CGsPixelFormats::GetPsmPixelSize(unsigned int psm)
{
switch(psm)
{
case CGSHandler::PSMCT32:
case CGSHandler::PSMT4HH:
case CGSHandler::PSMT4HL:
case CGSHandler::PSMT8H:
return 32;
break;
case CGSHandler::PSMCT24:
case CGSHandler::PSMCT24_UNK:
return 24;
break;
case CGSHandler::PSMCT16:
case CGSHandler::PSMCT16S:
return 16;
break;
case CGSHandler::PSMT8:
return 8;
break;
case CGSHandler::PSMT4:
return 4;
break;
default:
assert(0);
return 0;
break;
}
}
std::pair<uint32, uint32> CGsPixelFormats::GetPsmPageSize(unsigned int psm)
{
switch(psm)
{
case CGSHandler::PSMCT32:
case CGSHandler::PSMCT24:
case CGSHandler::PSMCT24_UNK:
case CGSHandler::PSMT8H:
case CGSHandler::PSMT4HH:
case CGSHandler::PSMT4HL:
case CGSHandler::PSMZ32:
case CGSHandler::PSMZ24:
return std::make_pair(CGsPixelFormats::STORAGEPSMCT32::PAGEWIDTH, CGsPixelFormats::STORAGEPSMCT32::PAGEHEIGHT);
case CGSHandler::PSMCT16:
case CGSHandler::PSMZ16:
return std::make_pair(CGsPixelFormats::STORAGEPSMCT16::PAGEWIDTH, CGsPixelFormats::STORAGEPSMCT16::PAGEHEIGHT);
case CGSHandler::PSMCT16S:
return std::make_pair(CGsPixelFormats::STORAGEPSMCT16S::PAGEWIDTH, CGsPixelFormats::STORAGEPSMCT16S::PAGEHEIGHT);
case CGSHandler::PSMT8:
return std::make_pair(CGsPixelFormats::STORAGEPSMT8::PAGEWIDTH, CGsPixelFormats::STORAGEPSMT8::PAGEHEIGHT);
case CGSHandler::PSMT4:
return std::make_pair(CGsPixelFormats::STORAGEPSMT4::PAGEWIDTH, CGsPixelFormats::STORAGEPSMT4::PAGEHEIGHT);
default:
assert(0);
//Return a dummy value to prevent crashing
return std::make_pair(CGsPixelFormats::STORAGEPSMCT32::PAGEWIDTH, CGsPixelFormats::STORAGEPSMCT32::PAGEHEIGHT);
break;
}
}
bool CGsPixelFormats::IsPsmIDTEX(unsigned int psm)
{
return IsPsmIDTEX4(psm) || IsPsmIDTEX8(psm);
}
bool CGsPixelFormats::IsPsmIDTEX4(unsigned int psm)
{
return psm == CGSHandler::PSMT4 || psm == CGSHandler::PSMT4HH || psm == CGSHandler::PSMT4HL;
}
bool CGsPixelFormats::IsPsmIDTEX8(unsigned int psm)
{
return psm == CGSHandler::PSMT8 || psm == CGSHandler::PSMT8H;
}