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Add proper support for IndexType and uint32 indices

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This commit is contained in:
SirLynix
2022-04-04 09:02:00 +02:00
parent 66ff6cfa81
commit 9d526741b9
34 changed files with 188 additions and 57 deletions
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42
src/Nazara/Utility/IndexMapper.cpp
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@@ -19,6 +19,12 @@ namespace Nz
return static_cast<UInt32>(i);
}
UInt32 Getter8(const void* buffer, std::size_t i)
{
const UInt8* ptr = static_cast<const UInt8*>(buffer);
return ptr[i];
}
UInt32 Getter16(const void* buffer, std::size_t i)
{
const UInt16* ptr = static_cast<const UInt16*>(buffer);
@@ -37,10 +43,16 @@ namespace Nz
return 0;
}
void Setter8(void* buffer, std::size_t i, UInt32 value)
{
UInt8* ptr = static_cast<UInt8*>(buffer);
ptr[i] = SafeCast<UInt8>(value);
}
void Setter16(void* buffer, std::size_t i, UInt32 value)
{
UInt16* ptr = static_cast<UInt16*>(buffer);
ptr[i] = static_cast<UInt16>(value);
ptr[i] = SafeCast<UInt16>(value);
}
void Setter32(void* buffer, std::size_t i, UInt32 value)
@@ -63,13 +75,37 @@ namespace Nz
if (!m_mapper.Map(indexBuffer, 0, m_indexCount))
NazaraError("Failed to map buffer"); ///TODO: Unexcepted
Getter rightGetter = nullptr;
Setter rightSetter = nullptr;
switch (indexBuffer.GetIndexType())
{
case IndexType::U8:
rightGetter = Getter8;
rightSetter = Setter8;
break;
case IndexType::U16:
rightGetter = Getter16;
rightSetter = Setter16;
break;
case IndexType::U32:
rightGetter = Getter32;
rightSetter = Setter32;
break;
}
if (!rightGetter)
NazaraError("unexpected index size"); ///TODO: Unexcepted
if (indexBuffer.GetBuffer()->GetUsageFlags().Test(BufferUsage::Read))
m_getter = (indexBuffer.HasLargeIndices()) ? Getter32 : Getter16;
m_getter = rightGetter;
else
m_getter = GetterError;
if (indexBuffer.GetBuffer()->GetUsageFlags().Test(BufferUsage::Write))
m_setter = (indexBuffer.HasLargeIndices()) ? Setter32 : Setter16;
m_setter = rightSetter;
else
m_setter = SetterError;
}