Triang3l
/ ololocator.cpp
Last active
September 3, 2017 18:56
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| #include "SRDescriptors.h" | |
| #include "../GPU/DescriptorStorage.h" | |
| #include "../Log/Log.h" | |
| #include "../Math/Bit.h" | |
| #include "../Parallel/Threading.h" | |
| #include <algorithm> | |
| #include <cstdint> | |
| #include <cstring> | |
| namespace SecretGame::GFX::SRDescriptors { |
Triang3l
/ Vector4TransformRM.h
Last active
October 18, 2017 13:10
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| #include <DirectXMath.h> | |
| inline DirectX::XMVECTOR Vector4TransformRM(DirectX::XMVECTOR v, const DirectX::XMMATRIX &m) { | |
| // XMVector4Transform doesn't work since the matrix is row-major (dot) and DirectXMath expects column-major (mul, mad). | |
| #if defined(_XM_SSE_INTRINSICS_) | |
| // XMVector4Transform uses 11 instructions, and XMMatrixTranspose uses 8. This uses 15. | |
| // r0x | r0y | r1z | r1w | |
| DirectX::XMVECTOR x0y0z1w1 = _mm_shuffle_ps(m.r[0], m.r[1], _MM_SHUFFLE(3, 2, 1, 0)); |
Triang3l
/ CreateCubeFunction.cc
Last active
June 17, 2018 17:59
Updated CreateCubeFunction of Xenia SPIR-V shader translator that crashes RenderDoc's AMDIL disassembler
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| spv::Function* SpirvShaderTranslator::CreateCubeFunction() { | |
| auto& b = *builder_; | |
| spv::Block* function_block = nullptr; | |
| auto function = b.makeFunctionEntry(spv::NoPrecision, vec4_float_type_, | |
| "cube", {vec4_float_type_}, | |
| {{spv::NoPrecision}}, &function_block); | |
| auto src = function->getParamId(0); | |
| // The source parameter is ordered as .yxzz. | |
| const unsigned int src_i_x = 1, src_i_y = 0, src_i_z = 2; |
Triang3l
/ TileVolume inner loop annotated.asm
Created
June 20, 2018 13:30
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| loc_823F5744: | |
| lwz r10, 0(r22) | |
| r10 = boxLeft | |
| mr r5, r17 | |
| r5 (memcpy size) = microWidth << log2bpp | |
| lwz r11, 0(r21) | |
| r11 = pointX | |
| add r10, r10, r31 | |
| r10 = srcX | |
| add r11, r11, r31 |
Triang3l
/ TiledOffset3D.cc
Last active
March 6, 2019 20:52
3D texture tiling for Xenia, reversed from XGAddress(Volume?)TiledOffset from XGRAPHICS::TileVolume
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| static uint32_t TiledOffset3D(uint32_t x, uint32_t y, uint32_t z, | |
| uint32_t pitch_h, uint32_t pitch_v, | |
| uint32_t log2_bpp) { | |
| // Reconstructed from disassembly of XGRAPHICS::TileVolume. | |
| uint32_t macro_outer = | |
| ((y >> 4) + (z >> 2) * (pitch_v >> 4)) * (pitch_h >> 5); | |
| uint32_t macro = | |
| ((((x >> 5) + macro_outer) << (log2_bpp + 6)) & 0xFFFFFFF) << 1; | |
| uint32_t micro = (((x & 7) + ((y & 6) << 2)) << (log2_bpp + 6)) >> 6; | |
| uint32_t offset_outer = ((y >> 3) + (z >> 2)) & 1; |
Triang3l
/ GetMipTailLevelOffsetCoords.cc
Last active
June 22, 2018 17:47
GetMipTailLevelOffsetCoords from XGraphics reversed for Xenia
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| // Reconstructed for Xenia by Triang3l. | |
| DWORD D3D::AlignTextureDimensions(DWORD * pWidth, DWORD * pHeight, DWORD * pDepth, | |
| DWORD BitsPerPixel, DWORD GpuFormat, DWORD GpuDimension, BOOL Tiled) { | |
| DWORD widthAlignmentBlocks = 32; | |
| DWORD heightAlignmentBlocks = (GpuDimension == GPU_DIMENSION_1D ? 1 : 32); | |
| DWORD depthAlignment = (GpuDimension == GPU_DIMENSION_3D ? 4 : 1); | |
| DWORD blockWidth, blockHeight; | |
| D3D::BlockSizeOfGpuFormat(GpuFormat, &blockWidth, &blockHeight); |
Triang3l
/ XGSurfaceSize.c
Created
June 28, 2018 14:55
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| // Decompiled for Xenia by Triang3l. | |
| DWORD XGSurfaceSize(DWORD Width, DWORD Height, D3DFORMAT Format, D3DMULTISAMPLE_TYPE MultiSampleType) { | |
| Format = (D3DFORMAT) ((DWORD) Format & 63); | |
| if (MultiSampleType >= D3DMULTISAMPLE_2_SAMPLES /* 1 */) { | |
| Height *= 2; | |
| } | |
| if (MultiSampleType == D3DMULTISAMPLE_4_SAMPLES /* 2 */) { | |
| Width *= 2; | |
| } | |
| DWORD bytesPerPixel = 4; |
Triang3l
/ X360 surface formats
Created
June 28, 2018 14:58
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| .data:824AA378 .long aFmt_1_reverse # "FMT_1_REVERSE" | |
| .data:824AA37C .long aFmt_1 # "FMT_1" | |
| .data:824AA380 .long aFmt_8 # "FMT_8" | |
| .data:824AA384 .long aFmt_1_5_5_5 # "FMT_1_5_5_5" | |
| .data:824AA388 .long aFmt_5_6_5 # "FMT_5_6_5" | |
| .data:824AA38C .long aFmt_6_5_5 # "FMT_6_5_5" | |
| .data:824AA390 .long aFmt_8_8_8_8 # "FMT_8_8_8_8" | |
| .data:824AA394 .long aFmt_2_10_10_10 # "FMT_2_10_10_10" | |
| .data:824AA398 .long aFmt_8_a # "FMT_8_A" | |
| .data:824AA39C .long aFmt_8_b # "FMT_8_B" |
Triang3l
/ D3D::g_FormatInfo with names
Created
August 2, 2018 10:45
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| .data:824AA378 .long aFmt_1_reverse # "FMT_1_REVERSE" | |
| .rdata:82072C88 _g_FormatTable_D3D__3QBGB:.byte 0 | |
| .rdata:82072C89 .byte 1 | |
| .data:824AA37C .long aFmt_1 # "FMT_1" | |
| .rdata:82072C8A .byte 0 | |
| .rdata:82072C8B .byte 1 | |
| .data:824AA380 .long aFmt_8 # "FMT_8" | |
| .rdata:82072C8C .byte 0x20 |
Triang3l
/ Xbox 360 float10 and float16 to float32 conversion in DXBC.cc
Created
October 20, 2018 09:16
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| // Check if the target format is 7e3 and the conversion is needed (this is | |
| // pretty long, better to branch here). | |
| shader_code_.push_back(ENCODE_D3D10_SB_OPCODE_TYPE(D3D10_SB_OPCODE_IF) | | |
| ENCODE_D3D10_SB_INSTRUCTION_TEST_BOOLEAN( | |
| D3D10_SB_INSTRUCTION_TEST_NONZERO) | | |
| ENCODE_D3D10_SB_TOKENIZED_INSTRUCTION_LENGTH(3)); | |
| shader_code_.push_back( | |
| EncodeVectorSelectOperand(D3D10_SB_OPERAND_TYPE_TEMP, 1, 1)); | |
| shader_code_.push_back(flags_temp); | |
| ++stat_.instruction_count; |
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