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