mirror of
https://github.com/dolphin-emu/dolphin.git
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257 lines
8.6 KiB
C++
257 lines
8.6 KiB
C++
// Copyright 2014 Dolphin 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 "VideoCommon/VertexLoaderBase.h"
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#include <array>
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#include <cinttypes>
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#include <cstring>
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#include <memory>
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#include <string>
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#include <vector>
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#include <fmt/format.h>
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#include "Common/CommonTypes.h"
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#include "Common/Logging/Log.h"
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#include "Common/MsgHandler.h"
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#include "VideoCommon/DataReader.h"
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#include "VideoCommon/VertexLoader.h"
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#ifdef _M_X86_64
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#include "VideoCommon/VertexLoaderX64.h"
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#elif defined(_M_ARM_64)
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#include "VideoCommon/VertexLoaderARM64.h"
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#endif
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VertexLoaderBase::VertexLoaderBase(const TVtxDesc& vtx_desc, const VAT& vtx_attr)
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: m_VtxDesc{vtx_desc}, m_vat{vtx_attr}
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{
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SetVAT(vtx_attr);
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}
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void VertexLoaderBase::SetVAT(const VAT& vat)
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{
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m_VtxAttr.PosElements = vat.g0.PosElements;
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m_VtxAttr.PosFormat = vat.g0.PosFormat;
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m_VtxAttr.PosFrac = vat.g0.PosFrac;
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m_VtxAttr.NormalElements = vat.g0.NormalElements;
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m_VtxAttr.NormalFormat = vat.g0.NormalFormat;
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m_VtxAttr.color[0].Elements = vat.g0.Color0Elements;
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m_VtxAttr.color[0].Comp = vat.g0.Color0Comp;
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m_VtxAttr.color[1].Elements = vat.g0.Color1Elements;
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m_VtxAttr.color[1].Comp = vat.g0.Color1Comp;
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m_VtxAttr.texCoord[0].Elements = vat.g0.Tex0CoordElements;
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m_VtxAttr.texCoord[0].Format = vat.g0.Tex0CoordFormat;
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m_VtxAttr.texCoord[0].Frac = vat.g0.Tex0Frac;
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m_VtxAttr.ByteDequant = vat.g0.ByteDequant;
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m_VtxAttr.NormalIndex3 = vat.g0.NormalIndex3;
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m_VtxAttr.texCoord[1].Elements = vat.g1.Tex1CoordElements;
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m_VtxAttr.texCoord[1].Format = vat.g1.Tex1CoordFormat;
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m_VtxAttr.texCoord[1].Frac = vat.g1.Tex1Frac;
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m_VtxAttr.texCoord[2].Elements = vat.g1.Tex2CoordElements;
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m_VtxAttr.texCoord[2].Format = vat.g1.Tex2CoordFormat;
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m_VtxAttr.texCoord[2].Frac = vat.g1.Tex2Frac;
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m_VtxAttr.texCoord[3].Elements = vat.g1.Tex3CoordElements;
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m_VtxAttr.texCoord[3].Format = vat.g1.Tex3CoordFormat;
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m_VtxAttr.texCoord[3].Frac = vat.g1.Tex3Frac;
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m_VtxAttr.texCoord[4].Elements = vat.g1.Tex4CoordElements;
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m_VtxAttr.texCoord[4].Format = vat.g1.Tex4CoordFormat;
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m_VtxAttr.texCoord[4].Frac = vat.g2.Tex4Frac;
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m_VtxAttr.texCoord[5].Elements = vat.g2.Tex5CoordElements;
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m_VtxAttr.texCoord[5].Format = vat.g2.Tex5CoordFormat;
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m_VtxAttr.texCoord[5].Frac = vat.g2.Tex5Frac;
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m_VtxAttr.texCoord[6].Elements = vat.g2.Tex6CoordElements;
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m_VtxAttr.texCoord[6].Format = vat.g2.Tex6CoordFormat;
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m_VtxAttr.texCoord[6].Frac = vat.g2.Tex6Frac;
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m_VtxAttr.texCoord[7].Elements = vat.g2.Tex7CoordElements;
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m_VtxAttr.texCoord[7].Format = vat.g2.Tex7CoordFormat;
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m_VtxAttr.texCoord[7].Frac = vat.g2.Tex7Frac;
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};
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std::string VertexLoaderBase::ToString() const
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{
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std::string dest;
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dest.reserve(250);
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dest += GetName();
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dest += ": ";
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static constexpr std::array<const char*, 4> pos_mode{{
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"Inv",
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"Dir",
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"I8",
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"I16",
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}};
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static constexpr std::array<const char*, 8> pos_formats{{
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"u8",
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"s8",
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"u16",
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"s16",
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"flt",
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"Inv",
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"Inv",
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"Inv",
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}};
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static constexpr std::array<const char*, 8> color_format{{
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"565",
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"888",
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"888x",
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"4444",
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"6666",
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"8888",
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"Inv",
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"Inv",
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}};
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dest += fmt::format("{}b skin: {} P: {} {}-{} ", m_VertexSize, m_VtxDesc.PosMatIdx,
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m_VtxAttr.PosElements ? 3 : 2, pos_mode[m_VtxDesc.Position],
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pos_formats[m_VtxAttr.PosFormat]);
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if (m_VtxDesc.Normal)
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{
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dest += fmt::format("Nrm: {} {}-{} ", m_VtxAttr.NormalElements, pos_mode[m_VtxDesc.Normal],
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pos_formats[m_VtxAttr.NormalFormat]);
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}
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const std::array<u64, 2> color_mode{{m_VtxDesc.Color0, m_VtxDesc.Color1}};
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for (size_t i = 0; i < color_mode.size(); i++)
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{
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if (color_mode[i] == 0)
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continue;
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const auto& color = m_VtxAttr.color[i];
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dest += fmt::format("C{}: {} {}-{} ", i, color.Elements, pos_mode[color_mode[i]],
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color_format[color.Comp]);
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}
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const std::array<u64, 8> tex_mode{{m_VtxDesc.Tex0Coord, m_VtxDesc.Tex1Coord, m_VtxDesc.Tex2Coord,
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m_VtxDesc.Tex3Coord, m_VtxDesc.Tex4Coord, m_VtxDesc.Tex5Coord,
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m_VtxDesc.Tex6Coord, m_VtxDesc.Tex7Coord}};
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for (size_t i = 0; i < tex_mode.size(); i++)
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{
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if (tex_mode[i] == 0)
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continue;
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const auto& tex_coord = m_VtxAttr.texCoord[i];
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dest += fmt::format("T{}: {} {}-{} ", i, tex_coord.Elements, pos_mode[tex_mode[i]],
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pos_formats[tex_coord.Format]);
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}
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dest += fmt::format(" - {} v", m_numLoadedVertices);
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return dest;
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}
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// a hacky implementation to compare two vertex loaders
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class VertexLoaderTester : public VertexLoaderBase
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{
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public:
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VertexLoaderTester(std::unique_ptr<VertexLoaderBase> a_, std::unique_ptr<VertexLoaderBase> b_,
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const TVtxDesc& vtx_desc, const VAT& vtx_attr)
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: VertexLoaderBase(vtx_desc, vtx_attr), a(std::move(a_)), b(std::move(b_))
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{
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m_initialized = a && b && a->IsInitialized() && b->IsInitialized();
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if (m_initialized)
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{
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m_initialized = a->m_VertexSize == b->m_VertexSize &&
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a->m_native_components == b->m_native_components &&
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a->m_native_vtx_decl.stride == b->m_native_vtx_decl.stride;
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if (m_initialized)
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{
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m_VertexSize = a->m_VertexSize;
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m_native_components = a->m_native_components;
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memcpy(&m_native_vtx_decl, &a->m_native_vtx_decl, sizeof(PortableVertexDeclaration));
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}
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else
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{
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ERROR_LOG_FMT(VIDEO, "Can't compare vertex loaders that expect different vertex formats!");
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ERROR_LOG_FMT(VIDEO, "a: m_VertexSize {}, m_native_components {:#010x}, stride {}",
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a->m_VertexSize, a->m_native_components, a->m_native_vtx_decl.stride);
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ERROR_LOG_FMT(VIDEO, "b: m_VertexSize {}, m_native_components {:#010x}, stride {}",
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b->m_VertexSize, b->m_native_components, b->m_native_vtx_decl.stride);
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}
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}
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}
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~VertexLoaderTester() override {}
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int RunVertices(DataReader src, DataReader dst, int count) override
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{
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buffer_a.resize(count * a->m_native_vtx_decl.stride + 4);
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buffer_b.resize(count * b->m_native_vtx_decl.stride + 4);
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int count_a =
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a->RunVertices(src, DataReader(buffer_a.data(), buffer_a.data() + buffer_a.size()), count);
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int count_b =
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b->RunVertices(src, DataReader(buffer_b.data(), buffer_b.data() + buffer_b.size()), count);
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if (count_a != count_b)
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{
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ERROR_LOG_FMT(
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VIDEO,
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"The two vertex loaders have loaded a different amount of vertices (a: {}, b: {}).",
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count_a, count_b);
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}
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if (memcmp(buffer_a.data(), buffer_b.data(),
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std::min(count_a, count_b) * m_native_vtx_decl.stride))
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{
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ERROR_LOG_FMT(VIDEO,
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"The two vertex loaders have loaded different data "
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"(guru meditation {:#018x}, {:#010x}, {:#010x}, {:#010x}).",
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m_VtxDesc.Hex, m_vat.g0.Hex, m_vat.g1.Hex, m_vat.g2.Hex);
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}
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memcpy(dst.GetPointer(), buffer_a.data(), count_a * m_native_vtx_decl.stride);
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m_numLoadedVertices += count;
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return count_a;
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}
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std::string GetName() const override { return "CompareLoader"; }
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bool IsInitialized() override { return m_initialized; }
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private:
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bool m_initialized;
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std::unique_ptr<VertexLoaderBase> a;
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std::unique_ptr<VertexLoaderBase> b;
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std::vector<u8> buffer_a;
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std::vector<u8> buffer_b;
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};
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std::unique_ptr<VertexLoaderBase> VertexLoaderBase::CreateVertexLoader(const TVtxDesc& vtx_desc,
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const VAT& vtx_attr)
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{
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std::unique_ptr<VertexLoaderBase> loader;
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//#define COMPARE_VERTEXLOADERS
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#if defined(COMPARE_VERTEXLOADERS) && defined(_M_X86_64)
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// first try: Any new VertexLoader vs the old one
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loader = std::make_unique<VertexLoaderTester>(
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std::make_unique<VertexLoader>(vtx_desc, vtx_attr), // the software one
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std::make_unique<VertexLoaderX64>(vtx_desc, vtx_attr), // the new one to compare
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vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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#elif defined(_M_X86_64)
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loader = std::make_unique<VertexLoaderX64>(vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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#elif defined(_M_ARM_64)
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loader = std::make_unique<VertexLoaderARM64>(vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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#endif
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// last try: The old VertexLoader
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loader = std::make_unique<VertexLoader>(vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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PanicAlertFmt("No Vertex Loader found.");
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return nullptr;
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}
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