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Refactored VertexLoader::CompileVertexTranslator(). Now the vertex position loader is selected from a function table. I will apply the same kind of refactoring to texture coordinates loader. This is a pre-preparation to optimize texture coordinates loaders.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5139 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nodchip
2010-02-28 08:41:02 +00:00
parent ff8ce634e3
commit d348c33bf2
4 changed files with 88 additions and 113 deletions
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46
Source/Plugins/Plugin_VideoSoftware/Src/VertexLoader.cpp
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@ -147,44 +147,14 @@ void VertexLoader::SetFormat(u8 attributeIndex, u8 primitiveType)
}
}
switch (g_VtxDesc.Position) {
case NOT_PRESENT: {_assert_msg_(VIDEO, 0, "Vertex descriptor without position!"); } break;
case DIRECT:
switch (m_CurrentVat->g0.PosFormat) {
case FORMAT_UBYTE: m_VertexSize += m_CurrentVat->g0.PosElements?3:2; m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadDirect_UByte3:Pos_ReadDirect_UByte2); break;
case FORMAT_BYTE: m_VertexSize += m_CurrentVat->g0.PosElements?3:2; m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadDirect_Byte3:Pos_ReadDirect_Byte2); break;
case FORMAT_USHORT: m_VertexSize += m_CurrentVat->g0.PosElements?6:4; m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadDirect_UShort3:Pos_ReadDirect_UShort2); break;
case FORMAT_SHORT: m_VertexSize += m_CurrentVat->g0.PosElements?6:4; m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadDirect_Short3:Pos_ReadDirect_Short2); break;
case FORMAT_FLOAT: m_VertexSize += m_CurrentVat->g0.PosElements?12:8; m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadDirect_Float3:Pos_ReadDirect_Float2); break;
default: _assert_(0); break;
}
AddAttributeLoader(LoadPosition);
break;
case INDEX8:
switch (m_CurrentVat->g0.PosFormat) {
case FORMAT_UBYTE: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex8_UByte3:Pos_ReadIndex8_UByte2); break;
case FORMAT_BYTE: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex8_Byte3:Pos_ReadIndex8_Byte2); break;
case FORMAT_USHORT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex8_UShort3:Pos_ReadIndex8_UShort2); break;
case FORMAT_SHORT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex8_Short3:Pos_ReadIndex8_Short2); break;
case FORMAT_FLOAT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex8_Float3:Pos_ReadIndex8_Float2); break;
default: _assert_(0); break;
}
AddAttributeLoader(LoadPosition);
m_VertexSize += 1;
break;
case INDEX16:
switch (m_CurrentVat->g0.PosFormat) {
case FORMAT_UBYTE: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex16_UByte3:Pos_ReadIndex16_UByte2); break;
case FORMAT_BYTE: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex16_Byte3:Pos_ReadIndex16_Byte2); break;
case FORMAT_USHORT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex16_UShort3:Pos_ReadIndex16_UShort2); break;
case FORMAT_SHORT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex16_Short3:Pos_ReadIndex16_Short2); break;
case FORMAT_FLOAT: m_positionLoader = (m_CurrentVat->g0.PosElements?Pos_ReadIndex16_Float3:Pos_ReadIndex16_Float2); break;
default: _assert_(0); break;
}
AddAttributeLoader(LoadPosition);
m_VertexSize += 2;
break;
}
// Write vertex position loader
_assert_msg_(VIDEO, DIRECT <= g_VtxDesc.Position && g_VtxDesc.Position <= INDEX16, "Invalid vertex position!\n(m_VtxDesc.Position = %d)", g_VtxDesc.Position);
_assert_msg_(VIDEO, FORMAT_UBYTE <= m_CurrentVat->g0.PosFormat && m_CurrentVat->g0.PosFormat <= FORMAT_FLOAT, "Invalid vertex position format!\n(m_VtxAttr.PosFormat = %d)", m_CurrentVat->g0.PosFormat);
_assert_msg_(VIDEO, 0 <= m_CurrentVat->g0.PosElements && m_CurrentVat->g0.PosElements <= 1, "Invalid number of vertex position elemnts!\n(m_VtxAttr.PosElements = %d)", m_CurrentVat->g0.PosElements);
m_positionLoader = tableReadPosition[g_VtxDesc.Position][m_CurrentVat->g0.PosFormat][m_CurrentVat->g0.PosElements];
m_VertexSize += tableVertexSize[g_VtxDesc.Position][m_CurrentVat->g0.PosFormat][m_CurrentVat->g0.PosElements];
AddAttributeLoader(LoadPosition);
// Normals
if (g_VtxDesc.Normal != NOT_PRESENT) {