public static bool StreamBVector <TDoc, TCursor>(this IO.TagElementStream <TDoc, TCursor, string> s
, string xmlName, ref BVector vector
, bool isOptional = true, IO.TagElementNodeType xmlSource = XML.XmlUtil.kSourceElement)
where TDoc : class
where TCursor : class
{
Contract.Requires(xmlSource.RequiresName() == (xmlName != XML.XmlUtil.kNoXmlName));
string string_value = null;
bool was_streamed = true;
const bool to_lower = false;
if (s.IsReading)
{
if (isOptional)
{
was_streamed = s.StreamStringOpt(xmlName, ref string_value, to_lower, xmlSource);
}
else
{
s.StreamString(xmlName, ref string_value, to_lower, xmlSource);
}
if (was_streamed)
{
var parse_result = PhxUtil.ParseBVectorString(string_value);
if (!parse_result.HasValue)
{
s.ThrowReadException(new System.IO.InvalidDataException(string.Format(
"Failed to parse value (hint: {0}) as vector: {1}",
xmlSource.RequiresName() ? xmlName : "ElementText",
string_value)));
}
vector = parse_result.Value;
}
}
else if (s.IsWriting)
{
if (isOptional && PhxPredicates.IsZero(vector))
{
was_streamed = false;
return(was_streamed);
}
string_value = vector.ToBVectorString();
if (isOptional)
{
s.StreamStringOpt(xmlName, ref string_value, to_lower, xmlSource);
}
else
{
s.StreamString(xmlName, ref string_value, to_lower, xmlSource);
}
}
return(was_streamed);
}
static string VectorToString(uint offset, int length, XmbVariantMemoryPool pool)
{
float x = 0, y = 0, z = 0, w = 0;
switch (length)
{
case 1: {
x = pool.GetSingle(offset);
} break;
case 2: {
var v = pool.GetVector2D(offset);
x = v.X;
y = v.Y;
} break;
case 3: {
var v = pool.GetVector3D(offset);
x = v.X;
y = v.Y;
z = v.Z;
} break;
case 4: {
var v = pool.GetVector4D(offset);
x = v.X;
y = v.Y;
z = v.Z;
w = v.W;
} break;
default:
throw new ArgumentOutOfRangeException("length", length.ToString());
}
var vector = new BVector(x, y, z, w);
return(vector.ToBVectorString(length));
}
