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#include <unordered_set>
#include "Common/Common.h"
#include "VideoCommon/DataReader.h"
#include "VideoCommon/VertexLoader.h"
// Needs to be included later because it defines a TEST macro that conflicts
// with a TEST method definition in x64Emitter.h.
#include <gtest/gtest.h> // NOLINT
TEST(VertexLoaderUID, UniqueEnough)
{
std::unordered_set<VertexLoaderUID> uids;
TVtxDesc vtx_desc;
memset(&vtx_desc, 0, sizeof (vtx_desc));
VAT vat;
memset(&vat, 0, sizeof (vat));
uids.insert(VertexLoaderUID(vtx_desc, vat));
vtx_desc.Hex = 0xFEDCBA9876543210ull;
EXPECT_EQ(uids.end(), uids.find(VertexLoaderUID(vtx_desc, vat)));
uids.insert(VertexLoaderUID(vtx_desc, vat));
vat.g0.Hex = 0xFFFFFFFF;
vat.g1.Hex = 0xFFFFFFFF;
vat.g2.Hex = 0xFFFFFFFF;
EXPECT_EQ(uids.end(), uids.find(VertexLoaderUID(vtx_desc, vat)));
uids.insert(VertexLoaderUID(vtx_desc, vat));
}
static u8 input_memory[16 * 1024 * 1024];
static u8 output_memory[16 * 1024 * 1024];
class VertexLoaderTest : public testing::Test
{
protected:
void SetUp() override
{
memset(&input_memory[0], 0, sizeof (input_memory));
memset(&output_memory[0], 0, sizeof (input_memory));
memset(&m_vtx_desc, 0, sizeof (m_vtx_desc));
memset(&m_vtx_attr, 0, sizeof (m_vtx_attr));
ResetPointers();
}
// Pushes a value to the input stream.
template <typename T>
void Input(T val)
{
// Converts *to* big endian, not from.
*(T*)(&input_memory[m_input_pos]) = Common::FromBigEndian(val);
m_input_pos += sizeof (val);
}
// Reads a value from the output stream.
template <typename T>
T Output()
{
T out = *(T*)&output_memory[m_output_pos];
m_output_pos += sizeof (out);
return out;
}
// Combination of EXPECT_EQ and Output.
template <typename T>
void ExpectOut(T val)
{
EXPECT_EQ(val, Output<T>());
}
void ResetPointers()
{
m_input_pos = m_output_pos = 0;
src = DataReader(input_memory, input_memory+sizeof(input_memory));
dst = DataReader(output_memory, output_memory+sizeof(output_memory));
}
u32 m_input_pos, m_output_pos;
DataReader src;
DataReader dst;
TVtxDesc m_vtx_desc;
VAT m_vtx_attr;
};
TEST_F(VertexLoaderTest, PositionDirectFloatXYZ)
{
m_vtx_desc.Position = 1; // Direct
m_vtx_attr.g0.PosElements = 1; // XYZ
m_vtx_attr.g0.PosFormat = 4; // Float
VertexLoader* loader = new VertexLoader(m_vtx_desc, m_vtx_attr);
ASSERT_EQ(3 * sizeof (float), (u32)loader->m_native_vtx_decl.stride);
ASSERT_EQ(3 * sizeof (float), (u32)loader->m_VertexSize);
// Write some vertices.
Input(0.0f); Input(0.0f); Input(0.0f);
Input(1.0f); Input(0.0f); Input(0.0f);
Input(0.0f); Input(1.0f); Input(0.0f);
Input(0.0f); Input(0.0f); Input(1.0f);
// Convert 4 points. "7" -> primitive are points.
int count = loader->RunVertices(7, 4, src, dst);
src.Skip(4 * loader->m_VertexSize);
dst.Skip(count * loader->m_native_vtx_decl.stride);
delete loader;
ExpectOut(0.0f); ExpectOut(0.0f); ExpectOut(0.0f);
ExpectOut(1.0f); ExpectOut(0.0f); ExpectOut(0.0f);
ExpectOut(0.0f); ExpectOut(1.0f); ExpectOut(0.0f);
ExpectOut(0.0f); ExpectOut(0.0f); ExpectOut(1.0f);
// Test that scale does nothing for floating point inputs.
Input(1.0f); Input(2.0f); Input(4.0f);
m_vtx_attr.g0.PosFrac = 1;
loader = new VertexLoader(m_vtx_desc, m_vtx_attr);
count = loader->RunVertices(7, 1, src, dst);
src.Skip(1 * loader->m_VertexSize);
dst.Skip(count * loader->m_native_vtx_decl.stride);
ExpectOut(1.0f); ExpectOut(2.0f); ExpectOut(4.0f);
delete loader;
}
TEST_F(VertexLoaderTest, PositionDirectU16XY)
{
m_vtx_desc.Position = 1; // Direct
m_vtx_attr.g0.PosElements = 0; // XY
m_vtx_attr.g0.PosFormat = 2; // U16
VertexLoader* loader = new VertexLoader(m_vtx_desc, m_vtx_attr);
ASSERT_EQ(3 * sizeof (float), (u32)loader->m_native_vtx_decl.stride);
ASSERT_EQ(2 * sizeof (u16), (u32)loader->m_VertexSize);
// Write some vertices.
Input<u16>(0); Input<u16>(0);
Input<u16>(1); Input<u16>(2);
Input<u16>(256); Input<u16>(257);
Input<u16>(65535); Input<u16>(65534);
Input<u16>(12345); Input<u16>(54321);
// Convert 5 points. "7" -> primitive are points.
int count = loader->RunVertices(7, 5, src, dst);
src.Skip(5 * loader->m_VertexSize);
dst.Skip(count * loader->m_native_vtx_decl.stride);
delete loader;
ExpectOut(0.0f); ExpectOut(0.0f); ExpectOut(0.0f);
ExpectOut(1.0f); ExpectOut(2.0f); ExpectOut(0.0f);
ExpectOut(256.0f); ExpectOut(257.0f); ExpectOut(0.0f);
ExpectOut(65535.0f); ExpectOut(65534.0f); ExpectOut(0.0f);
ExpectOut(12345.0f); ExpectOut(54321.0f); ExpectOut(0.0f);
// Test that scale works on U16 inputs.
Input<u16>(42); Input<u16>(24);
m_vtx_attr.g0.PosFrac = 1;
loader = new VertexLoader(m_vtx_desc, m_vtx_attr);
count = loader->RunVertices(7, 1, src, dst);
src.Skip(1 * loader->m_VertexSize);
dst.Skip(count * loader->m_native_vtx_decl.stride);
ExpectOut(21.0f); ExpectOut(12.0f); ExpectOut(0.0f);
delete loader;
}
TEST_F(VertexLoaderTest, PositionDirectFloatXYZSpeed)
{
m_vtx_desc.Position = 1; // Direct
m_vtx_attr.g0.PosElements = 1; // XYZ
m_vtx_attr.g0.PosFormat = 4; // Float
VertexLoader loader(m_vtx_desc, m_vtx_attr);
ASSERT_EQ(3 * sizeof (float), (u32)loader.m_native_vtx_decl.stride);
ASSERT_EQ(3 * sizeof (float), (u32)loader.m_VertexSize);
for (int i = 0; i < 1000; ++i)
{
ResetPointers();
int count = loader.RunVertices(7, 100000, src, dst);
src.Skip(100000 * loader.m_VertexSize);
dst.Skip(count * loader.m_native_vtx_decl.stride);
}
}
TEST_F(VertexLoaderTest, PositionDirectU16XYSpeed)
{
m_vtx_desc.Position = 1; // Direct
m_vtx_attr.g0.PosElements = 0; // XY
m_vtx_attr.g0.PosFormat = 2; // U16
VertexLoader loader(m_vtx_desc, m_vtx_attr);
ASSERT_EQ(3 * sizeof (float), (u32)loader.m_native_vtx_decl.stride);
ASSERT_EQ(2 * sizeof (u16), (u32)loader.m_VertexSize);
for (int i = 0; i < 1000; ++i)
{
ResetPointers();
int count = loader.RunVertices(7, 100000, src, dst);
src.Skip(100000 * loader.m_VertexSize);
dst.Skip(count * loader.m_native_vtx_decl.stride);
}
}
TEST_F(VertexLoaderTest, LargeFloatVertexSpeed)
{
// Enables most attributes in floating point direct mode to test speed.
m_vtx_desc.PosMatIdx = 1;
m_vtx_desc.Tex0MatIdx = 1;
m_vtx_desc.Tex1MatIdx = 1;
m_vtx_desc.Tex2MatIdx = 1;
m_vtx_desc.Tex3MatIdx = 1;
m_vtx_desc.Tex4MatIdx = 1;
m_vtx_desc.Tex5MatIdx = 1;
m_vtx_desc.Tex6MatIdx = 1;
m_vtx_desc.Tex7MatIdx = 1;
m_vtx_desc.Position = 1;
m_vtx_desc.Normal = 1;
m_vtx_desc.Color0 = 1;
m_vtx_desc.Color1 = 1;
m_vtx_desc.Tex0Coord = 1;
m_vtx_desc.Tex1Coord = 1;
m_vtx_desc.Tex2Coord = 1;
m_vtx_desc.Tex3Coord = 1;
m_vtx_desc.Tex4Coord = 1;
m_vtx_desc.Tex5Coord = 1;
m_vtx_desc.Tex6Coord = 1;
m_vtx_desc.Tex7Coord = 1;
m_vtx_attr.g0.PosElements = 1; // XYZ
m_vtx_attr.g0.PosFormat = 4; // Float
m_vtx_attr.g0.NormalElements = 1; // NBT
m_vtx_attr.g0.NormalFormat = 4; // Float
m_vtx_attr.g0.Color0Elements = 1; // Has Alpha
m_vtx_attr.g0.Color0Comp = 5; // RGBA8888
m_vtx_attr.g0.Color1Elements = 1; // Has Alpha
m_vtx_attr.g0.Color1Comp = 5; // RGBA8888
m_vtx_attr.g0.Tex0CoordElements = 1; // ST
m_vtx_attr.g0.Tex0CoordFormat = 4; // Float
m_vtx_attr.g1.Tex1CoordElements = 1; // ST
m_vtx_attr.g1.Tex1CoordFormat = 4; // Float
m_vtx_attr.g1.Tex2CoordElements = 1; // ST
m_vtx_attr.g1.Tex2CoordFormat = 4; // Float
m_vtx_attr.g1.Tex3CoordElements = 1; // ST
m_vtx_attr.g1.Tex3CoordFormat = 4; // Float
m_vtx_attr.g1.Tex4CoordElements = 1; // ST
m_vtx_attr.g1.Tex4CoordFormat = 4; // Float
m_vtx_attr.g2.Tex5CoordElements = 1; // ST
m_vtx_attr.g2.Tex5CoordFormat = 4; // Float
m_vtx_attr.g2.Tex6CoordElements = 1; // ST
m_vtx_attr.g2.Tex6CoordFormat = 4; // Float
m_vtx_attr.g2.Tex7CoordElements = 1; // ST
m_vtx_attr.g2.Tex7CoordFormat = 4; // Float
VertexLoader loader(m_vtx_desc, m_vtx_attr);
// This test is only done 100x in a row since it's ~20x slower using the
// current vertex loader implementation.
for (int i = 0; i < 100; ++i)
{
ResetPointers();
int count = loader.RunVertices(7, 100000, src, dst);
src.Skip(100000 * loader.m_VertexSize);
dst.Skip(count * loader.m_native_vtx_decl.stride);
}
}
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