sid
/
NazaraEngine
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added support to sequential index buffers 

Former-commit-id: 68a566ab9bfe0490ba25aeb1c7486722b4a4ed01
This commit is contained in:
Lynix 2013-01-03 22:08:22 +01:00
parent ef0dd580f5
commit ab93fb802b
1 changed files with 37 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
src/Nazara/Utility/IndexMapper.cpp
View File

@ -21,6 +21,13 @@ namespace
return ptr[i];
}
nzUInt32 GetterSequential(const void* buffer, unsigned int i)
{
NazaraUnused(buffer);
return static_cast<nzUInt32>(i);
}
void Setter16(void* buffer, unsigned int i, nzUInt32 value)
{
nzUInt16* ptr = reinterpret_cast<nzUInt16*>(buffer);
@ -42,35 +49,51 @@ namespace
NzIndexMapper::NzIndexMapper(NzIndexBuffer* indexBuffer, nzBufferAccess access) :
m_mapper(indexBuffer, access)
{
if (indexBuffer->HasLargeIndices())
if (indexBuffer && !indexBuffer->IsSequential())
{
m_getter = Getter32;
if (access != nzBufferAccess_ReadOnly)
m_setter = Setter32;
if (indexBuffer->HasLargeIndices())
{
m_getter = Getter32;
if (access != nzBufferAccess_ReadOnly)
m_setter = Setter32;
else
m_setter = SetterError;
}
else
m_setter = SetterError;
{
m_getter = Getter16;
if (access != nzBufferAccess_ReadOnly)
m_setter = Setter16;
else
m_setter = SetterError;
}
}
else
{
m_getter = Getter16;
if (access != nzBufferAccess_ReadOnly)
m_setter = Setter16;
else
m_setter = SetterError;
m_getter = GetterSequential;
m_setter = SetterError;
}
}
NzIndexMapper::NzIndexMapper(const NzIndexBuffer* indexBuffer) :
m_mapper(indexBuffer, nzBufferAccess_ReadOnly)
{
if (indexBuffer->HasLargeIndices())
if (indexBuffer && !indexBuffer->IsSequential())
{
m_getter = Getter32;
m_setter = SetterError;
if (indexBuffer->HasLargeIndices())
{
m_getter = Getter32;
m_setter = SetterError;
}
else
{
m_getter = Getter16;
m_setter = SetterError;
}
}
else
{
m_getter = Getter16;
m_getter = GetterSequential;
m_setter = SetterError;
}
}