private static void DumpTypeImpl(
MidStructRef structRef,
Span span)
{
span.Write("{0}", structRef.Decl.Name);
}
private SizeInfo GetSizeInfoImpl(MidStructRef type)
{
UInt32 totalSize = 0;
UInt32 maxAlign = 1;
foreach (var f in type.Fields)
{
var fieldInfo = GetSizeInfo(f.Type);
UInt32 fieldSize = fieldInfo.Size;
UInt32 fieldAlign = fieldInfo.Align;
// pad to align
totalSize = ((totalSize + (fieldAlign - 1)) / fieldAlign) * fieldAlign;
totalSize += fieldSize;
maxAlign = Math.Max(maxAlign, fieldAlign);
}
return new SizeInfo { Size = totalSize, Align = maxAlign };
}
public ITypeHLSL EmitTypeImpl(MidStructRef structRef)
{
return EmitType(structRef.Decl);
}
private AttributeInfo GenerateInputElementsImpl(
SourceRange range,
string name,
MidStructRef type,
int vertexStream,
IndexSourceInfo index,
UInt32 baseOffset,
int inputSlotIndex)
{
var fields = new List<FieldInfo>();
UInt32 totalOffset = baseOffset;
foreach (var f in type.Fields)
{
// \todo: Align
fields.Add(new FieldInfo
{
Field = f,
Info = GenerateInputElements(
range,
string.Format("{0}_{1}", name, f.Name.ToString()),
f.Type,
vertexStream,
index,
totalOffset)
});
totalOffset += GetSizeOf(f.Type);
}
return new StructInfo(range) { Fields = fields.ToArray() };
}