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rsx/fp: Reimplement PK(X) and UP(X) opcodes. The read back values are obviously in normalized range

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- Confirmed with a GOW shader which writes result of UP8 to BGRA8 output
This commit is contained in:
kd-11 2017-11-29 19:09:59 +03:00
parent 08b829dc22
commit a18ae0f6ac
2 changed files with 11 additions and 8 deletions
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16
rpcs3/Emu/RSX/Common/FragmentProgramDecompiler.cpp
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@ -494,10 +494,10 @@ bool FragmentProgramDecompiler::handle_scb(u32 opcode)
case RSX_FP_OPCODE_MIN: SetDst("min($0, $1)"); return true;
case RSX_FP_OPCODE_MOV: SetDst("$0"); return true;
case RSX_FP_OPCODE_MUL: SetDst("($0 * $1)"); return true;
case RSX_FP_OPCODE_PK2: SetDst(getFloatTypeName(4) + "(packSnorm2x16($0.xy))"); return true;
case RSX_FP_OPCODE_PK4: SetDst(getFloatTypeName(4) + "(packSnorm4x8($0))"); return true;
case RSX_FP_OPCODE_PK16: SetDst(getFloatTypeName(4) + "(packHalf2x16($0.xy))"); return true;
case RSX_FP_OPCODE_PKB: SetDst(getFloatTypeName(4) + "(packUnorm4x8($0 / 255.))"); return true;
case RSX_FP_OPCODE_PK2: SetDst(getFloatTypeName(4) + "(uintBitsToFloat(packSnorm2x16($0.xy)))"); return true;
case RSX_FP_OPCODE_PK4: SetDst(getFloatTypeName(4) + "(uintBitsToFloat(packSnorm4x8($0)))"); return true;
case RSX_FP_OPCODE_PK16: SetDst(getFloatTypeName(4) + "(uintBitsToFloat(packHalf2x16($0.xy)))"); return true;
case RSX_FP_OPCODE_PKB: SetDst(getFloatTypeName(4) + "(uintBitsToFloat(packUnorm4x8($0)))"); return true;
case RSX_FP_OPCODE_PKG: LOG_ERROR(RSX, "Unimplemented SCB instruction: PKG"); return true;
case RSX_FP_OPCODE_SEQ: SetDst(getFloatTypeName(4) + "(" + compareFunction(COMPARE::FUNCTION_SEQ, "$0", "$1") + ")"); return true;
case RSX_FP_OPCODE_SFL: SetDst(getFunction(FUNCTION::FUNCTION_SFL)); return true;
@ -614,10 +614,10 @@ bool FragmentProgramDecompiler::handle_tex_srb(u32 opcode)
return true;
}
return false;
case RSX_FP_OPCODE_UP2: SetDst("unpackSnorm2x16(uint($0.x)).xyxy"); return true; // TODO: More testing (Sonic The Hedgehog (NPUB-30442/NPEB-00478))
case RSX_FP_OPCODE_UP4: SetDst("unpackSnorm4x8(uint($0.x))"); return true; // TODO: More testing (Sonic The Hedgehog (NPUB-30442/NPEB-00478))
case RSX_FP_OPCODE_UP16: SetDst("unpackHalf2x16(uint($0.x)).xyxy"); return true;
case RSX_FP_OPCODE_UPB: SetDst("(unpackUnorm4x8(uint($0.x)) * 255.)"); return true;
case RSX_FP_OPCODE_UP2: SetDst("unpackSnorm2x16(floatBitsToUint($0.x)).xyxy"); return true; // TODO: More testing (Sonic The Hedgehog (NPUB-30442/NPEB-00478))
case RSX_FP_OPCODE_UP4: SetDst("unpackSnorm4x8(floatBitsToUint($0.x))"); return true; // TODO: More testing (Sonic The Hedgehog (NPUB-30442/NPEB-00478))
case RSX_FP_OPCODE_UP16: SetDst("unpackHalf2x16(floatBitsToUint($0.x)).xyxy"); return true;
case RSX_FP_OPCODE_UPB: SetDst("(unpackUnorm4x8(floatBitsToUint($0.x)))"); return true;
case RSX_FP_OPCODE_UPG: LOG_ERROR(RSX, "Unimplemented TEX_SRB instruction: UPG"); return true;
}
return false;

3
rpcs3/Emu/RSX/D3D12/D3D12FragmentProgramDecompiler.cpp
View file

@ -35,6 +35,9 @@ std::string D3D12FragmentDecompiler::compareFunction(COMPARE f, const std::strin
void D3D12FragmentDecompiler::insertHeader(std::stringstream & OS)
{
OS << "#define floatBitsToUint as_uint\n";
OS << "#define uintBitsToFloat as_float\n\n";
OS << "cbuffer SCALE_OFFSET : register(b0)\n";
OS << "{\n";
OS << " float4x4 scaleOffsetMat;\n";