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Merge pull request #50 from neobrain/pica
Merge pull request #50 from neobrain/pica
Further work on Pica emulationpull/15/merge
bunnei
11 years ago
24 changed files with 1491 additions and 380 deletions
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5CMakeLists.txt
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2src/citra/CMakeLists.txt
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2src/citra_qt/CMakeLists.txt
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144src/citra_qt/debugger/graphics_cmdlists.cpp
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42src/citra_qt/debugger/graphics_cmdlists.hxx
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4src/citra_qt/main.cpp
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105src/core/hle/service/gsp.cpp
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30src/core/hle/service/gsp.h
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4src/core/hw/gpu.h
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2src/video_core/CMakeLists.txt
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44src/video_core/command_processor.cpp
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13src/video_core/command_processor.h
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522src/video_core/debug_utils/debug_utils.cpp
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66src/video_core/debug_utils/debug_utils.h
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63src/video_core/gpu_debugger.h
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233src/video_core/math.h
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153src/video_core/pica.h
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28src/video_core/primitive_assembly.cpp
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38src/video_core/primitive_assembly.h
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222src/video_core/rasterizer.cpp
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51src/video_core/vertex_shader.cpp
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81src/video_core/vertex_shader.h
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2src/video_core/video_core.vcxproj
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15src/video_core/video_core.vcxproj.filters
@ -0,0 +1,522 @@ |
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include <algorithm>
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#include <map>
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#include <fstream>
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#include <mutex>
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#include <string>
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#ifdef HAVE_PNG
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#include <png.h>
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#endif
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#include "common/file_util.h"
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#include "video_core/pica.h"
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#include "debug_utils.h"
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namespace Pica { |
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namespace DebugUtils { |
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void GeometryDumper::AddTriangle(Vertex& v0, Vertex& v1, Vertex& v2) { |
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vertices.push_back(v0); |
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vertices.push_back(v1); |
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vertices.push_back(v2); |
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int num_vertices = vertices.size(); |
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faces.push_back({ num_vertices-3, num_vertices-2, num_vertices-1 }); |
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} |
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void GeometryDumper::Dump() { |
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// NOTE: Permanently enabling this just trashes the hard disk for no reason.
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// Hence, this is currently disabled.
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return; |
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static int index = 0; |
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std::string filename = std::string("geometry_dump") + std::to_string(++index) + ".obj"; |
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std::ofstream file(filename); |
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for (const auto& vertex : vertices) { |
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file << "v " << vertex.pos[0] |
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<< " " << vertex.pos[1] |
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<< " " << vertex.pos[2] << std::endl; |
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} |
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for (const Face& face : faces) { |
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file << "f " << 1+face.index[0] |
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<< " " << 1+face.index[1] |
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<< " " << 1+face.index[2] << std::endl; |
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} |
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} |
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#pragma pack(1)
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struct DVLBHeader { |
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enum : u32 { |
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MAGIC_WORD = 0x424C5644, // "DVLB"
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}; |
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u32 magic_word; |
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u32 num_programs; |
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// u32 dvle_offset_table[];
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}; |
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static_assert(sizeof(DVLBHeader) == 0x8, "Incorrect structure size"); |
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struct DVLPHeader { |
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enum : u32 { |
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MAGIC_WORD = 0x504C5644, // "DVLP"
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}; |
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u32 magic_word; |
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u32 version; |
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u32 binary_offset; // relative to DVLP start
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u32 binary_size_words; |
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u32 swizzle_patterns_offset; |
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u32 swizzle_patterns_num_entries; |
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u32 unk2; |
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}; |
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static_assert(sizeof(DVLPHeader) == 0x1C, "Incorrect structure size"); |
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struct DVLEHeader { |
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enum : u32 { |
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MAGIC_WORD = 0x454c5644, // "DVLE"
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}; |
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enum class ShaderType : u8 { |
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VERTEX = 0, |
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GEOMETRY = 1, |
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}; |
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u32 magic_word; |
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u16 pad1; |
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ShaderType type; |
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u8 pad2; |
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u32 main_offset_words; // offset within binary blob
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u32 endmain_offset_words; |
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u32 pad3; |
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u32 pad4; |
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u32 constant_table_offset; |
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u32 constant_table_size; // number of entries
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u32 label_table_offset; |
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u32 label_table_size; |
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u32 output_register_table_offset; |
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u32 output_register_table_size; |
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u32 uniform_table_offset; |
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u32 uniform_table_size; |
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u32 symbol_table_offset; |
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u32 symbol_table_size; |
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}; |
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static_assert(sizeof(DVLEHeader) == 0x40, "Incorrect structure size"); |
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#pragma pack()
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void DumpShader(const u32* binary_data, u32 binary_size, const u32* swizzle_data, u32 swizzle_size, |
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u32 main_offset, const Regs::VSOutputAttributes* output_attributes) |
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{ |
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// NOTE: Permanently enabling this just trashes hard disks for no reason.
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// Hence, this is currently disabled.
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return; |
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struct StuffToWrite { |
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u8* pointer; |
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u32 size; |
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}; |
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std::vector<StuffToWrite> writing_queue; |
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u32 write_offset = 0; |
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auto QueueForWriting = [&writing_queue,&write_offset](u8* pointer, u32 size) { |
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writing_queue.push_back({pointer, size}); |
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u32 old_write_offset = write_offset; |
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write_offset += size; |
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return old_write_offset; |
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}; |
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// First off, try to translate Pica state (one enum for output attribute type and component)
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// into shbin format (separate type and component mask).
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union OutputRegisterInfo { |
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enum Type : u64 { |
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POSITION = 0, |
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COLOR = 2, |
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TEXCOORD0 = 3, |
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TEXCOORD1 = 5, |
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TEXCOORD2 = 6, |
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}; |
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BitField< 0, 64, u64> hex; |
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BitField< 0, 16, Type> type; |
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BitField<16, 16, u64> id; |
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BitField<32, 4, u64> component_mask; |
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}; |
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// This is put into a try-catch block to make sure we notice unknown configurations.
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std::vector<OutputRegisterInfo> output_info_table; |
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for (int i = 0; i < 7; ++i) { |
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using OutputAttributes = Pica::Regs::VSOutputAttributes; |
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// TODO: It's still unclear how the attribute components map to the register!
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// Once we know that, this code probably will not make much sense anymore.
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std::map<OutputAttributes::Semantic, std::pair<OutputRegisterInfo::Type, u32> > map = { |
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{ OutputAttributes::POSITION_X, { OutputRegisterInfo::POSITION, 1} }, |
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{ OutputAttributes::POSITION_Y, { OutputRegisterInfo::POSITION, 2} }, |
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{ OutputAttributes::POSITION_Z, { OutputRegisterInfo::POSITION, 4} }, |
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{ OutputAttributes::POSITION_W, { OutputRegisterInfo::POSITION, 8} }, |
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{ OutputAttributes::COLOR_R, { OutputRegisterInfo::COLOR, 1} }, |
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{ OutputAttributes::COLOR_G, { OutputRegisterInfo::COLOR, 2} }, |
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{ OutputAttributes::COLOR_B, { OutputRegisterInfo::COLOR, 4} }, |
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{ OutputAttributes::COLOR_A, { OutputRegisterInfo::COLOR, 8} }, |
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{ OutputAttributes::TEXCOORD0_U, { OutputRegisterInfo::TEXCOORD0, 1} }, |
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{ OutputAttributes::TEXCOORD0_V, { OutputRegisterInfo::TEXCOORD0, 2} }, |
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{ OutputAttributes::TEXCOORD1_U, { OutputRegisterInfo::TEXCOORD1, 1} }, |
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{ OutputAttributes::TEXCOORD1_V, { OutputRegisterInfo::TEXCOORD1, 2} }, |
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{ OutputAttributes::TEXCOORD2_U, { OutputRegisterInfo::TEXCOORD2, 1} }, |
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{ OutputAttributes::TEXCOORD2_V, { OutputRegisterInfo::TEXCOORD2, 2} } |
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}; |
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for (const auto& semantic : std::vector<OutputAttributes::Semantic>{ |
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output_attributes[i].map_x, |
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output_attributes[i].map_y, |
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output_attributes[i].map_z, |
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output_attributes[i].map_w }) { |
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if (semantic == OutputAttributes::INVALID) |
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continue; |
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try { |
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OutputRegisterInfo::Type type = map.at(semantic).first; |
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u32 component_mask = map.at(semantic).second; |
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auto it = std::find_if(output_info_table.begin(), output_info_table.end(), |
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[&i, &type](const OutputRegisterInfo& info) { |
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return info.id == i && info.type == type; |
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} |
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); |
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if (it == output_info_table.end()) { |
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output_info_table.push_back({}); |
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output_info_table.back().type = type; |
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output_info_table.back().component_mask = component_mask; |
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output_info_table.back().id = i; |
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} else { |
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it->component_mask = it->component_mask | component_mask; |
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} |
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} catch (const std::out_of_range& oor) { |
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_dbg_assert_msg_(GPU, 0, "Unknown output attribute mapping"); |
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ERROR_LOG(GPU, "Unknown output attribute mapping: %03x, %03x, %03x, %03x", |
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(int)output_attributes[i].map_x.Value(), |
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(int)output_attributes[i].map_y.Value(), |
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(int)output_attributes[i].map_z.Value(), |
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(int)output_attributes[i].map_w.Value()); |
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} |
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} |
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} |
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struct { |
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DVLBHeader header; |
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u32 dvle_offset; |
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} dvlb{ {DVLBHeader::MAGIC_WORD, 1 } }; // 1 DVLE
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DVLPHeader dvlp{ DVLPHeader::MAGIC_WORD }; |
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DVLEHeader dvle{ DVLEHeader::MAGIC_WORD }; |
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QueueForWriting((u8*)&dvlb, sizeof(dvlb)); |
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u32 dvlp_offset = QueueForWriting((u8*)&dvlp, sizeof(dvlp)); |
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dvlb.dvle_offset = QueueForWriting((u8*)&dvle, sizeof(dvle)); |
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// TODO: Reduce the amount of binary code written to relevant portions
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dvlp.binary_offset = write_offset - dvlp_offset; |
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dvlp.binary_size_words = binary_size; |
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QueueForWriting((u8*)binary_data, binary_size * sizeof(u32)); |
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dvlp.swizzle_patterns_offset = write_offset - dvlp_offset; |
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dvlp.swizzle_patterns_num_entries = swizzle_size; |
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u32 dummy = 0; |
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for (int i = 0; i < swizzle_size; ++i) { |
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QueueForWriting((u8*)&swizzle_data[i], sizeof(swizzle_data[i])); |
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QueueForWriting((u8*)&dummy, sizeof(dummy)); |
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} |
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dvle.main_offset_words = main_offset; |
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dvle.output_register_table_offset = write_offset - dvlb.dvle_offset; |
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dvle.output_register_table_size = output_info_table.size(); |
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QueueForWriting((u8*)output_info_table.data(), output_info_table.size() * sizeof(OutputRegisterInfo)); |
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// TODO: Create a label table for "main"
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// Write data to file
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static int dump_index = 0; |
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std::string filename = std::string("shader_dump") + std::to_string(++dump_index) + std::string(".shbin"); |
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std::ofstream file(filename, std::ios_base::out | std::ios_base::binary); |
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for (auto& chunk : writing_queue) { |
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file.write((char*)chunk.pointer, chunk.size); |
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} |
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} |
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static std::unique_ptr<PicaTrace> pica_trace; |
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static std::mutex pica_trace_mutex; |
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static int is_pica_tracing = false; |
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void StartPicaTracing() |
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{ |
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if (is_pica_tracing) { |
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ERROR_LOG(GPU, "StartPicaTracing called even though tracing already running!"); |
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return; |
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} |
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pica_trace_mutex.lock(); |
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pica_trace = std::unique_ptr<PicaTrace>(new PicaTrace); |
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is_pica_tracing = true; |
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pica_trace_mutex.unlock(); |
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} |
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bool IsPicaTracing() |
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{ |
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return is_pica_tracing; |
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} |
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void OnPicaRegWrite(u32 id, u32 value) |
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{ |
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// Double check for is_pica_tracing to avoid pointless locking overhead
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if (!is_pica_tracing) |
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return; |
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std::unique_lock<std::mutex> lock(pica_trace_mutex); |
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if (!is_pica_tracing) |
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return; |
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pica_trace->writes.push_back({id, value}); |
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} |
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std::unique_ptr<PicaTrace> FinishPicaTracing() |
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{ |
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if (!is_pica_tracing) { |
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ERROR_LOG(GPU, "FinishPicaTracing called even though tracing already running!"); |
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return {}; |
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} |
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// signalize that no further tracing should be performed
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is_pica_tracing = false; |
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// Wait until running tracing is finished
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pica_trace_mutex.lock(); |
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std::unique_ptr<PicaTrace> ret(std::move(pica_trace)); |
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pica_trace_mutex.unlock(); |
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return std::move(ret); |
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} |
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void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data) { |
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// NOTE: Permanently enabling this just trashes hard disks for no reason.
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// Hence, this is currently disabled.
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return; |
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#ifndef HAVE_PNG
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return; |
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#else
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if (!data) |
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return; |
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// Write data to file
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static int dump_index = 0; |
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std::string filename = std::string("texture_dump") + std::to_string(++dump_index) + std::string(".png"); |
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u32 row_stride = texture_config.width * 3; |
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u8* buf; |
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char title[] = "Citra texture dump"; |
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char title_key[] = "Title"; |
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png_structp png_ptr = nullptr; |
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png_infop info_ptr = nullptr; |
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// Open file for writing (binary mode)
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File::IOFile fp(filename, "wb"); |
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// Initialize write structure
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png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr); |
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if (png_ptr == nullptr) { |
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ERROR_LOG(GPU, "Could not allocate write struct\n"); |
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goto finalise; |
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} |
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// Initialize info structure
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info_ptr = png_create_info_struct(png_ptr); |
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if (info_ptr == nullptr) { |
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ERROR_LOG(GPU, "Could not allocate info struct\n"); |
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goto finalise; |
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} |
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// Setup Exception handling
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if (setjmp(png_jmpbuf(png_ptr))) { |
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ERROR_LOG(GPU, "Error during png creation\n"); |
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goto finalise; |
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} |
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png_init_io(png_ptr, fp.GetHandle()); |
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// Write header (8 bit colour depth)
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png_set_IHDR(png_ptr, info_ptr, texture_config.width, texture_config.height, |
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8, PNG_COLOR_TYPE_RGB /*_ALPHA*/, PNG_INTERLACE_NONE, |
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PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE); |
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png_text title_text; |
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title_text.compression = PNG_TEXT_COMPRESSION_NONE; |
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title_text.key = title_key; |
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title_text.text = title; |
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png_set_text(png_ptr, info_ptr, &title_text, 1); |
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png_write_info(png_ptr, info_ptr); |
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buf = new u8[row_stride * texture_config.height]; |
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for (int y = 0; y < texture_config.height; ++y) { |
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for (int x = 0; x < texture_config.width; ++x) { |
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// Cf. rasterizer code for an explanation of this algorithm.
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int texel_index_within_tile = 0; |
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for (int block_size_index = 0; block_size_index < 3; ++block_size_index) { |
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int sub_tile_width = 1 << block_size_index; |
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int sub_tile_height = 1 << block_size_index; |
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int sub_tile_index = (x & sub_tile_width) << block_size_index; |
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sub_tile_index += 2 * ((y & sub_tile_height) << block_size_index); |
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texel_index_within_tile += sub_tile_index; |
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} |
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const int block_width = 8; |
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const int block_height = 8; |
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int coarse_x = (x / block_width) * block_width; |
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int coarse_y = (y / block_height) * block_height; |
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u8* source_ptr = (u8*)data + coarse_x * block_height * 3 + coarse_y * row_stride + texel_index_within_tile * 3; |
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buf[3 * x + y * row_stride ] = source_ptr[2]; |
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buf[3 * x + y * row_stride + 1] = source_ptr[1]; |
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buf[3 * x + y * row_stride + 2] = source_ptr[0]; |
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} |
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} |
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// Write image data
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for (auto y = 0; y < texture_config.height; ++y) |
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{ |
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u8* row_ptr = (u8*)buf + y * row_stride; |
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u8* ptr = row_ptr; |
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png_write_row(png_ptr, row_ptr); |
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} |
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delete[] buf; |
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// End write
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png_write_end(png_ptr, nullptr); |
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finalise: |
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if (info_ptr != nullptr) png_free_data(png_ptr, info_ptr, PNG_FREE_ALL, -1); |
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if (png_ptr != nullptr) png_destroy_write_struct(&png_ptr, (png_infopp)nullptr); |
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#endif
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} |
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void DumpTevStageConfig(const std::array<Pica::Regs::TevStageConfig,6>& stages) |
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{ |
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using Source = Pica::Regs::TevStageConfig::Source; |
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using ColorModifier = Pica::Regs::TevStageConfig::ColorModifier; |
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using AlphaModifier = Pica::Regs::TevStageConfig::AlphaModifier; |
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using Operation = Pica::Regs::TevStageConfig::Operation; |
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std::string stage_info = "Tev setup:\n"; |
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for (int index = 0; index < stages.size(); ++index) { |
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const auto& tev_stage = stages[index]; |
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const std::map<Source, std::string> source_map = { |
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{ Source::PrimaryColor, "PrimaryColor" }, |
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{ Source::Texture0, "Texture0" }, |
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{ Source::Constant, "Constant" }, |
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{ Source::Previous, "Previous" }, |
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}; |
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const std::map<ColorModifier, std::string> color_modifier_map = { |
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{ ColorModifier::SourceColor, { "%source.rgb" } } |
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}; |
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const std::map<AlphaModifier, std::string> alpha_modifier_map = { |
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{ AlphaModifier::SourceAlpha, "%source.a" } |
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}; |
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std::map<Operation, std::string> combiner_map = { |
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{ Operation::Replace, "%source1" }, |
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{ Operation::Modulate, "(%source1 * %source2) / 255" }, |
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}; |
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auto ReplacePattern = |
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[](const std::string& input, const std::string& pattern, const std::string& replacement) -> std::string { |
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size_t start = input.find(pattern); |
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if (start == std::string::npos) |
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return input; |
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std::string ret = input; |
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ret.replace(start, pattern.length(), replacement); |
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return ret; |
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}; |
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auto GetColorSourceStr = |
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[&source_map,&color_modifier_map,&ReplacePattern](const Source& src, const ColorModifier& modifier) { |
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auto src_it = source_map.find(src); |
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std::string src_str = "Unknown"; |
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if (src_it != source_map.end()) |
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src_str = src_it->second; |
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auto modifier_it = color_modifier_map.find(modifier); |
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std::string modifier_str = "%source.????"; |
|||
if (modifier_it != color_modifier_map.end()) |
|||
modifier_str = modifier_it->second; |
|||
|
|||
return ReplacePattern(modifier_str, "%source", src_str); |
|||
}; |
|||
auto GetColorCombinerStr = |
|||
[&](const Regs::TevStageConfig& tev_stage) { |
|||
auto op_it = combiner_map.find(tev_stage.color_op); |
|||
std::string op_str = "Unknown op (%source1, %source2, %source3)"; |
|||
if (op_it != combiner_map.end()) |
|||
op_str = op_it->second; |
|||
|
|||
op_str = ReplacePattern(op_str, "%source1", GetColorSourceStr(tev_stage.color_source1, tev_stage.color_modifier1)); |
|||
op_str = ReplacePattern(op_str, "%source2", GetColorSourceStr(tev_stage.color_source2, tev_stage.color_modifier2)); |
|||
return ReplacePattern(op_str, "%source3", GetColorSourceStr(tev_stage.color_source3, tev_stage.color_modifier3)); |
|||
}; |
|||
auto GetAlphaSourceStr = |
|||
[&source_map,&alpha_modifier_map,&ReplacePattern](const Source& src, const AlphaModifier& modifier) { |
|||
auto src_it = source_map.find(src); |
|||
std::string src_str = "Unknown"; |
|||
if (src_it != source_map.end()) |
|||
src_str = src_it->second; |
|||
|
|||
auto modifier_it = alpha_modifier_map.find(modifier); |
|||
std::string modifier_str = "%source.????"; |
|||
if (modifier_it != alpha_modifier_map.end()) |
|||
modifier_str = modifier_it->second; |
|||
|
|||
return ReplacePattern(modifier_str, "%source", src_str); |
|||
}; |
|||
auto GetAlphaCombinerStr = |
|||
[&](const Regs::TevStageConfig& tev_stage) { |
|||
auto op_it = combiner_map.find(tev_stage.alpha_op); |
|||
std::string op_str = "Unknown op (%source1, %source2, %source3)"; |
|||
if (op_it != combiner_map.end()) |
|||
op_str = op_it->second; |
|||
|
|||
op_str = ReplacePattern(op_str, "%source1", GetAlphaSourceStr(tev_stage.alpha_source1, tev_stage.alpha_modifier1)); |
|||
op_str = ReplacePattern(op_str, "%source2", GetAlphaSourceStr(tev_stage.alpha_source2, tev_stage.alpha_modifier2)); |
|||
return ReplacePattern(op_str, "%source3", GetAlphaSourceStr(tev_stage.alpha_source3, tev_stage.alpha_modifier3)); |
|||
}; |
|||
|
|||
stage_info += "Stage " + std::to_string(index) + ": " + GetColorCombinerStr(tev_stage) + " " + GetAlphaCombinerStr(tev_stage) + "\n"; |
|||
} |
|||
|
|||
DEBUG_LOG(GPU, "%s", stage_info.c_str()); |
|||
} |
|||
|
|||
} // namespace
|
|||
|
|||
} // namespace
|
|||
@ -0,0 +1,66 @@ |
|||
// Copyright 2014 Citra Emulator Project |
|||
// Licensed under GPLv2 |
|||
// Refer to the license.txt file included. |
|||
|
|||
#pragma once |
|||
|
|||
#include <array> |
|||
#include <memory> |
|||
#include <vector> |
|||
|
|||
#include "video_core/pica.h" |
|||
|
|||
namespace Pica { |
|||
|
|||
namespace DebugUtils { |
|||
|
|||
// Simple utility class for dumping geometry data to an OBJ file |
|||
class GeometryDumper { |
|||
public: |
|||
struct Vertex { |
|||
std::array<float,3> pos; |
|||
}; |
|||
|
|||
void AddTriangle(Vertex& v0, Vertex& v1, Vertex& v2); |
|||
|
|||
void Dump(); |
|||
|
|||
private: |
|||
struct Face { |
|||
int index[3]; |
|||
}; |
|||
|
|||
std::vector<Vertex> vertices; |
|||
std::vector<Face> faces; |
|||
}; |
|||
|
|||
void DumpShader(const u32* binary_data, u32 binary_size, const u32* swizzle_data, u32 swizzle_size, |
|||
u32 main_offset, const Regs::VSOutputAttributes* output_attributes); |
|||
|
|||
|
|||
// Utility class to log Pica commands. |
|||
struct PicaTrace { |
|||
struct Write : public std::pair<u32,u32> { |
|||
Write(u32 id, u32 value) : std::pair<u32,u32>(id, value) {} |
|||
|
|||
u32& Id() { return first; } |
|||
const u32& Id() const { return first; } |
|||
|
|||
u32& Value() { return second; } |
|||
const u32& Value() const { return second; } |
|||
}; |
|||
std::vector<Write> writes; |
|||
}; |
|||
|
|||
void StartPicaTracing(); |
|||
bool IsPicaTracing(); |
|||
void OnPicaRegWrite(u32 id, u32 value); |
|||
std::unique_ptr<PicaTrace> FinishPicaTracing(); |
|||
|
|||
void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data); |
|||
|
|||
void DumpTevStageConfig(const std::array<Pica::Regs::TevStageConfig,6>& stages); |
|||
|
|||
} // namespace |
|||
|
|||
} // namespace |
|||
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