forked from dolphin-emu/dolphin
		
	An out parameter for this sort of thing is a C++03 hold-over. This also renames AppendToString to ToString.
		
			
				
	
	
		
			230 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			230 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright 2014 Dolphin Emulator Project
 | 
						|
// Licensed under GPLv2+
 | 
						|
// Refer to the license.txt file included.
 | 
						|
 | 
						|
#include "VideoCommon/VertexLoaderBase.h"
 | 
						|
 | 
						|
#include <array>
 | 
						|
#include <cinttypes>
 | 
						|
#include <cstring>
 | 
						|
#include <memory>
 | 
						|
#include <string>
 | 
						|
#include <vector>
 | 
						|
 | 
						|
#include "Common/CommonTypes.h"
 | 
						|
#include "Common/Logging/Log.h"
 | 
						|
#include "Common/MsgHandler.h"
 | 
						|
#include "Common/StringUtil.h"
 | 
						|
 | 
						|
#include "VideoCommon/DataReader.h"
 | 
						|
#include "VideoCommon/VertexLoader.h"
 | 
						|
 | 
						|
#ifdef _M_X86_64
 | 
						|
#include "VideoCommon/VertexLoaderX64.h"
 | 
						|
#elif defined(_M_ARM_64)
 | 
						|
#include "VideoCommon/VertexLoaderARM64.h"
 | 
						|
#endif
 | 
						|
 | 
						|
VertexLoaderBase::VertexLoaderBase(const TVtxDesc& vtx_desc, const VAT& vtx_attr)
 | 
						|
    : m_VtxDesc{vtx_desc}, m_vat{vtx_attr}
 | 
						|
{
 | 
						|
  SetVAT(vtx_attr);
 | 
						|
}
 | 
						|
 | 
						|
void VertexLoaderBase::SetVAT(const VAT& vat)
 | 
						|
{
 | 
						|
  m_VtxAttr.PosElements = vat.g0.PosElements;
 | 
						|
  m_VtxAttr.PosFormat = vat.g0.PosFormat;
 | 
						|
  m_VtxAttr.PosFrac = vat.g0.PosFrac;
 | 
						|
  m_VtxAttr.NormalElements = vat.g0.NormalElements;
 | 
						|
  m_VtxAttr.NormalFormat = vat.g0.NormalFormat;
 | 
						|
  m_VtxAttr.color[0].Elements = vat.g0.Color0Elements;
 | 
						|
  m_VtxAttr.color[0].Comp = vat.g0.Color0Comp;
 | 
						|
  m_VtxAttr.color[1].Elements = vat.g0.Color1Elements;
 | 
						|
  m_VtxAttr.color[1].Comp = vat.g0.Color1Comp;
 | 
						|
  m_VtxAttr.texCoord[0].Elements = vat.g0.Tex0CoordElements;
 | 
						|
  m_VtxAttr.texCoord[0].Format = vat.g0.Tex0CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[0].Frac = vat.g0.Tex0Frac;
 | 
						|
  m_VtxAttr.ByteDequant = vat.g0.ByteDequant;
 | 
						|
  m_VtxAttr.NormalIndex3 = vat.g0.NormalIndex3;
 | 
						|
 | 
						|
  m_VtxAttr.texCoord[1].Elements = vat.g1.Tex1CoordElements;
 | 
						|
  m_VtxAttr.texCoord[1].Format = vat.g1.Tex1CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[1].Frac = vat.g1.Tex1Frac;
 | 
						|
  m_VtxAttr.texCoord[2].Elements = vat.g1.Tex2CoordElements;
 | 
						|
  m_VtxAttr.texCoord[2].Format = vat.g1.Tex2CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[2].Frac = vat.g1.Tex2Frac;
 | 
						|
  m_VtxAttr.texCoord[3].Elements = vat.g1.Tex3CoordElements;
 | 
						|
  m_VtxAttr.texCoord[3].Format = vat.g1.Tex3CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[3].Frac = vat.g1.Tex3Frac;
 | 
						|
  m_VtxAttr.texCoord[4].Elements = vat.g1.Tex4CoordElements;
 | 
						|
  m_VtxAttr.texCoord[4].Format = vat.g1.Tex4CoordFormat;
 | 
						|
 | 
						|
  m_VtxAttr.texCoord[4].Frac = vat.g2.Tex4Frac;
 | 
						|
  m_VtxAttr.texCoord[5].Elements = vat.g2.Tex5CoordElements;
 | 
						|
  m_VtxAttr.texCoord[5].Format = vat.g2.Tex5CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[5].Frac = vat.g2.Tex5Frac;
 | 
						|
  m_VtxAttr.texCoord[6].Elements = vat.g2.Tex6CoordElements;
 | 
						|
  m_VtxAttr.texCoord[6].Format = vat.g2.Tex6CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[6].Frac = vat.g2.Tex6Frac;
 | 
						|
  m_VtxAttr.texCoord[7].Elements = vat.g2.Tex7CoordElements;
 | 
						|
  m_VtxAttr.texCoord[7].Format = vat.g2.Tex7CoordFormat;
 | 
						|
  m_VtxAttr.texCoord[7].Frac = vat.g2.Tex7Frac;
 | 
						|
};
 | 
						|
 | 
						|
std::string VertexLoaderBase::ToString() const
 | 
						|
{
 | 
						|
  std::string dest;
 | 
						|
  dest.reserve(250);
 | 
						|
 | 
						|
  dest += GetName();
 | 
						|
  dest += ": ";
 | 
						|
 | 
						|
  static constexpr std::array<const char*, 4> pos_mode{{
 | 
						|
      "Inv", "Dir", "I8", "I16",
 | 
						|
  }};
 | 
						|
  static constexpr std::array<const char*, 8> pos_formats{{
 | 
						|
      "u8", "s8", "u16", "s16", "flt", "Inv", "Inv", "Inv",
 | 
						|
  }};
 | 
						|
  static constexpr std::array<const char*, 8> color_format{{
 | 
						|
      "565", "888", "888x", "4444", "6666", "8888", "Inv", "Inv",
 | 
						|
  }};
 | 
						|
 | 
						|
  dest += StringFromFormat("%ib skin: %i P: %i %s-%s ", m_VertexSize, (u32)m_VtxDesc.PosMatIdx,
 | 
						|
                           m_VtxAttr.PosElements ? 3 : 2, pos_mode[m_VtxDesc.Position],
 | 
						|
                           pos_formats[m_VtxAttr.PosFormat]);
 | 
						|
 | 
						|
  if (m_VtxDesc.Normal)
 | 
						|
  {
 | 
						|
    dest += StringFromFormat("Nrm: %i %s-%s ", m_VtxAttr.NormalElements, pos_mode[m_VtxDesc.Normal],
 | 
						|
                             pos_formats[m_VtxAttr.NormalFormat]);
 | 
						|
  }
 | 
						|
 | 
						|
  const std::array<u64, 2> color_mode{{m_VtxDesc.Color0, m_VtxDesc.Color1}};
 | 
						|
  for (size_t i = 0; i < color_mode.size(); i++)
 | 
						|
  {
 | 
						|
    if (color_mode[i])
 | 
						|
    {
 | 
						|
      dest += StringFromFormat("C%zu: %i %s-%s ", i, m_VtxAttr.color[i].Elements,
 | 
						|
                               pos_mode[color_mode[i]], color_format[m_VtxAttr.color[i].Comp]);
 | 
						|
    }
 | 
						|
  }
 | 
						|
  const std::array<u64, 8> tex_mode{{m_VtxDesc.Tex0Coord, m_VtxDesc.Tex1Coord, m_VtxDesc.Tex2Coord,
 | 
						|
                                     m_VtxDesc.Tex3Coord, m_VtxDesc.Tex4Coord, m_VtxDesc.Tex5Coord,
 | 
						|
                                     m_VtxDesc.Tex6Coord, m_VtxDesc.Tex7Coord}};
 | 
						|
  for (size_t i = 0; i < tex_mode.size(); i++)
 | 
						|
  {
 | 
						|
    if (tex_mode[i])
 | 
						|
    {
 | 
						|
      dest += StringFromFormat("T%zu: %i %s-%s ", i, m_VtxAttr.texCoord[i].Elements,
 | 
						|
                               pos_mode[tex_mode[i]], pos_formats[m_VtxAttr.texCoord[i].Format]);
 | 
						|
    }
 | 
						|
  }
 | 
						|
  dest += StringFromFormat(" - %i v", m_numLoadedVertices);
 | 
						|
  return dest;
 | 
						|
}
 | 
						|
 | 
						|
// a hacky implementation to compare two vertex loaders
 | 
						|
class VertexLoaderTester : public VertexLoaderBase
 | 
						|
{
 | 
						|
public:
 | 
						|
  VertexLoaderTester(std::unique_ptr<VertexLoaderBase> a_, std::unique_ptr<VertexLoaderBase> b_,
 | 
						|
                     const TVtxDesc& vtx_desc, const VAT& vtx_attr)
 | 
						|
      : VertexLoaderBase(vtx_desc, vtx_attr), a(std::move(a_)), b(std::move(b_))
 | 
						|
  {
 | 
						|
    m_initialized = a && b && a->IsInitialized() && b->IsInitialized();
 | 
						|
 | 
						|
    if (m_initialized)
 | 
						|
    {
 | 
						|
      m_initialized = a->m_VertexSize == b->m_VertexSize &&
 | 
						|
                      a->m_native_components == b->m_native_components &&
 | 
						|
                      a->m_native_vtx_decl.stride == b->m_native_vtx_decl.stride;
 | 
						|
 | 
						|
      if (m_initialized)
 | 
						|
      {
 | 
						|
        m_VertexSize = a->m_VertexSize;
 | 
						|
        m_native_components = a->m_native_components;
 | 
						|
        memcpy(&m_native_vtx_decl, &a->m_native_vtx_decl, sizeof(PortableVertexDeclaration));
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
        ERROR_LOG(VIDEO, "Can't compare vertex loaders that expect different vertex formats!");
 | 
						|
        ERROR_LOG(VIDEO, "a: m_VertexSize %d, m_native_components 0x%08x, stride %d",
 | 
						|
                  a->m_VertexSize, a->m_native_components, a->m_native_vtx_decl.stride);
 | 
						|
        ERROR_LOG(VIDEO, "b: m_VertexSize %d, m_native_components 0x%08x, stride %d",
 | 
						|
                  b->m_VertexSize, b->m_native_components, b->m_native_vtx_decl.stride);
 | 
						|
      }
 | 
						|
    }
 | 
						|
  }
 | 
						|
  ~VertexLoaderTester() override {}
 | 
						|
  int RunVertices(DataReader src, DataReader dst, int count) override
 | 
						|
  {
 | 
						|
    buffer_a.resize(count * a->m_native_vtx_decl.stride + 4);
 | 
						|
    buffer_b.resize(count * b->m_native_vtx_decl.stride + 4);
 | 
						|
 | 
						|
    int count_a =
 | 
						|
        a->RunVertices(src, DataReader(buffer_a.data(), buffer_a.data() + buffer_a.size()), count);
 | 
						|
    int count_b =
 | 
						|
        b->RunVertices(src, DataReader(buffer_b.data(), buffer_b.data() + buffer_b.size()), count);
 | 
						|
 | 
						|
    if (count_a != count_b)
 | 
						|
      ERROR_LOG(VIDEO,
 | 
						|
                "The two vertex loaders have loaded a different amount of vertices (a: %d, b: %d).",
 | 
						|
                count_a, count_b);
 | 
						|
 | 
						|
    if (memcmp(buffer_a.data(), buffer_b.data(),
 | 
						|
               std::min(count_a, count_b) * m_native_vtx_decl.stride))
 | 
						|
      ERROR_LOG(VIDEO, "The two vertex loaders have loaded different data "
 | 
						|
                       "(guru meditation 0x%016" PRIx64 ", 0x%08x, 0x%08x, 0x%08x).",
 | 
						|
                m_VtxDesc.Hex, m_vat.g0.Hex, m_vat.g1.Hex, m_vat.g2.Hex);
 | 
						|
 | 
						|
    memcpy(dst.GetPointer(), buffer_a.data(), count_a * m_native_vtx_decl.stride);
 | 
						|
    m_numLoadedVertices += count;
 | 
						|
    return count_a;
 | 
						|
  }
 | 
						|
  std::string GetName() const override { return "CompareLoader"; }
 | 
						|
  bool IsInitialized() override { return m_initialized; }
 | 
						|
private:
 | 
						|
  bool m_initialized;
 | 
						|
 | 
						|
  std::unique_ptr<VertexLoaderBase> a;
 | 
						|
  std::unique_ptr<VertexLoaderBase> b;
 | 
						|
 | 
						|
  std::vector<u8> buffer_a;
 | 
						|
  std::vector<u8> buffer_b;
 | 
						|
};
 | 
						|
 | 
						|
std::unique_ptr<VertexLoaderBase> VertexLoaderBase::CreateVertexLoader(const TVtxDesc& vtx_desc,
 | 
						|
                                                                       const VAT& vtx_attr)
 | 
						|
{
 | 
						|
  std::unique_ptr<VertexLoaderBase> loader;
 | 
						|
 | 
						|
//#define COMPARE_VERTEXLOADERS
 | 
						|
 | 
						|
#if defined(COMPARE_VERTEXLOADERS) && defined(_M_X86_64)
 | 
						|
  // first try: Any new VertexLoader vs the old one
 | 
						|
  loader = std::make_unique<VertexLoaderTester>(
 | 
						|
      std::make_unique<VertexLoader>(vtx_desc, vtx_attr),     // the software one
 | 
						|
      std::make_unique<VertexLoaderX64>(vtx_desc, vtx_attr),  // the new one to compare
 | 
						|
      vtx_desc, vtx_attr);
 | 
						|
  if (loader->IsInitialized())
 | 
						|
    return loader;
 | 
						|
#elif defined(_M_X86_64)
 | 
						|
  loader = std::make_unique<VertexLoaderX64>(vtx_desc, vtx_attr);
 | 
						|
  if (loader->IsInitialized())
 | 
						|
    return loader;
 | 
						|
#elif defined(_M_ARM_64)
 | 
						|
  loader = std::make_unique<VertexLoaderARM64>(vtx_desc, vtx_attr);
 | 
						|
  if (loader->IsInitialized())
 | 
						|
    return loader;
 | 
						|
#endif
 | 
						|
 | 
						|
  // last try: The old VertexLoader
 | 
						|
  loader = std::make_unique<VertexLoader>(vtx_desc, vtx_attr);
 | 
						|
  if (loader->IsInitialized())
 | 
						|
    return loader;
 | 
						|
 | 
						|
  PanicAlert("No Vertex Loader found.");
 | 
						|
  return nullptr;
 | 
						|
}
 |