static bool get(LLVertexBuffer& vbo,
strider_t& strider,
S32 index)
{
vbo.mapBuffer();
if (type == LLVertexBuffer::TYPE_INDEX)
{
S32 stride = sizeof(T);
strider = (T*)(vbo.getMappedIndices() + index*stride);
strider.setStride(0);
return TRUE;
}
else if (vbo.hasDataType(type))
{
S32 stride = vbo.getStride();
strider = (T*)(vbo.getMappedData() + vbo.getOffset(type) + index*stride);
strider.setStride(stride);
return TRUE;
}
else
{
llerrs << "VertexBufferStrider could not find valid vertex data." << llendl;
}
return FALSE;
}
static bool get(LLVertexBuffer& vbo,
strider_t& strider,
S32 index)
{
if (type == LLVertexBuffer::TYPE_INDEX)
{
volatile U8* ptr = vbo.mapIndexBuffer(index);
if (ptr == NULL)
{
llwarns << "mapIndexBuffer failed!" << llendl;
return FALSE;
}
strider = (T*)ptr;
strider.setStride(0);
strider.setTypeSize(0);
return TRUE;
}
else if (vbo.hasDataType(type))
{
S32 stride = vbo.getStride(type);
volatile U8* ptr = vbo.mapVertexBuffer(type,index);
if (ptr == NULL)
{
llwarns << "mapVertexBuffer failed!" << llendl;
return FALSE;
}
strider = (T*)ptr;
strider.setStride(stride);
strider.setTypeSize(LLVertexBuffer::sTypeSize[type]);
return TRUE;
}
else
{
llerrs << "VertexBufferStrider could not find valid vertex data." << llendl;
}
return FALSE;
}