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// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <cinttypes>
#include <vector>
#include "Common/StringUtil.h"
#include "VideoCommon/VertexLoader.h"
#include "VideoCommon/VertexLoaderBase.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_numLoadedVertices = 0;
m_VertexSize = 0;
m_native_vertex_format = nullptr;
m_native_components = 0;
memset(&m_native_vtx_decl, 0, sizeof(m_native_vtx_decl));
SetVAT(vtx_attr);
m_VtxDesc = vtx_desc;
m_vat = 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;
};
void VertexLoaderBase::AppendToString(std::string *dest) const
{
dest->reserve(250);
dest->append(GetName());
dest->append(": ");
static const char *posMode[4] = {
"Inv",
"Dir", "I8", "I16",
};
static const char *posFormats[8] = {
"u8", "s8", "u16", "s16", "flt",
"Inv", "Inv", "Inv",
};
static const char *colorFormat[8] = {
"565", "888", "888x", "4444", "6666", "8888",
"Inv", "Inv",
};
dest->append(StringFromFormat("%ib skin: %i P: %i %s-%s ",
m_VertexSize, (u32)m_VtxDesc.PosMatIdx,
m_VtxAttr.PosElements ? 3 : 2, posMode[m_VtxDesc.Position], posFormats[m_VtxAttr.PosFormat]));
if (m_VtxDesc.Normal)
{
dest->append(StringFromFormat("Nrm: %i %s-%s ",
m_VtxAttr.NormalElements, posMode[m_VtxDesc.Normal], posFormats[m_VtxAttr.NormalFormat]));
}
u64 color_mode[2] = {m_VtxDesc.Color0, m_VtxDesc.Color1};
for (int i = 0; i < 2; i++)
{
if (color_mode[i])
{
dest->append(StringFromFormat("C%i: %i %s-%s ", i, m_VtxAttr.color[i].Elements, posMode[color_mode[i]], colorFormat[m_VtxAttr.color[i].Comp]));
}
}
u64 tex_mode[8] = {
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 (int i = 0; i < 8; i++)
{
if (tex_mode[i])
{
dest->append(StringFromFormat("T%i: %i %s-%s ",
i, m_VtxAttr.texCoord[i].Elements, posMode[tex_mode[i]], posFormats[m_VtxAttr.texCoord[i].Format]));
}
}
dest->append(StringFromFormat(" - %i v\n", m_numLoadedVertices));
}
// a hacky implementation to compare two vertex loaders
class VertexLoaderTester : public VertexLoaderBase
{
public:
VertexLoaderTester(VertexLoaderBase* _a, VertexLoaderBase* _b, const TVtxDesc& vtx_desc, const VAT& vtx_attr)
: VertexLoaderBase(vtx_desc, vtx_attr), a(_a), b(_b)
{
m_initialized = a && b && a->IsInitialized() && b->IsInitialized();
bool can_test = 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)
{
if (can_test)
{
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\n",
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\n",
b->m_VertexSize, b->m_native_components, b->m_native_vtx_decl.stride);
}
}
m_initialized &= can_test;
}
~VertexLoaderTester() override
{
delete a;
delete b;
}
int RunVertices(DataReader src, DataReader dst, int count, int primitive) 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, primitive);
int count_b = b->RunVertices(src, DataReader(buffer_b.data(), buffer_b.data()+buffer_b.size()), count, primitive);
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:
VertexLoaderBase *a, *b;
bool m_initialized;
std::vector<u8> buffer_a, buffer_b;
};
VertexLoaderBase* VertexLoaderBase::CreateVertexLoader(const TVtxDesc& vtx_desc, const VAT& vtx_attr)
{
VertexLoaderBase* loader;
//#define COMPARE_VERTEXLOADERS
#if defined(COMPARE_VERTEXLOADERS) && defined(_M_X86_64)
// first try: Any new VertexLoader vs the old one
loader = new VertexLoaderTester(
new VertexLoader(vtx_desc, vtx_attr), // the software one
new VertexLoaderX64(vtx_desc, vtx_attr), // the new one to compare
vtx_desc, vtx_attr);
if (loader->IsInitialized())
return loader;
delete loader;
#elif defined(_M_X86_64)
loader = new VertexLoaderX64(vtx_desc, vtx_attr);
if (loader->IsInitialized())
return loader;
delete loader;
#elif defined(_M_ARM_64)
loader = new VertexLoaderARM64(vtx_desc, vtx_attr);
if (loader->IsInitialized())
return loader;
delete loader;
#endif
// last try: The old VertexLoader
loader = new VertexLoader(vtx_desc, vtx_attr);
if (loader->IsInitialized())
return loader;
delete loader;
PanicAlert("No Vertex Loader found.");
return nullptr;
}
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