/// <inheritdoc/>
public override CubicSplineSingleCurve Process(ContentManager manager, IContentProcessorMetadata metadata, XDocument input)
{
var asset = input.Root.Element("Asset");
if (asset == null || asset.AttributeValueString("Type") != "Framework:Curve")
{
throw new InvalidDataException(UltravioletStrings.InvalidCurveData);
}
var preLoop = asset.ElementValue <CurveLoopType>("PreLoop");
var postLoop = asset.ElementValue <CurveLoopType>("PostLoop");
const Int32 ComponentsPerKey = 5;
var keysString = asset.ElementValueString("Keys");
var keysComponents = keysString.Split((Char[])null, StringSplitOptions.RemoveEmptyEntries);
if (keysComponents.Length % ComponentsPerKey != 0)
{
throw new InvalidDataException(UltravioletStrings.InvalidCurveData);
}
var curveKeyCollection = new List <CubicSplineCurveKey <Single> >();
var curveKeyContinuities = new List <CurveContinuity>();
for (int i = 0; i < keysComponents.Length; i += ComponentsPerKey)
{
var position = Single.Parse(keysComponents[i + 0]);
var value = Single.Parse(keysComponents[i + 1]);
var tangentIn = Single.Parse(keysComponents[i + 2]);
var tangentOut = Single.Parse(keysComponents[i + 3]);
var continuity = (CurveContinuity)Enum.Parse(typeof(CurveContinuity), keysComponents[i + 4]);
curveKeyCollection.Add(new CubicSplineCurveKey <Single>(position, value, tangentIn, tangentOut));
curveKeyContinuities.Add(continuity);
}
var curve = SingleCurve.CubicSpline(preLoop, postLoop, curveKeyCollection);
for (int i = 0; i < curveKeyContinuities.Count; i++)
{
var curveKeyContinuity = curveKeyContinuities[i];
if (curveKeyContinuity == CurveContinuity.CubicSpline)
{
continue;
}
curve.Keys.OverrideKeySampler(i, GetSamplerFromCurveContinuity(curveKeyContinuity));
}
return(curve);
}
/// <inheritdoc/>
public override CubicSplineSingleCurve ImportPreprocessed(ContentManager manager, IContentProcessorMetadata metadata, BinaryReader reader)
{
var preLoop = (CurveLoopType)reader.ReadInt32();
var postLoop = (CurveLoopType)reader.ReadInt32();
var keyCount = reader.ReadInt32();
var keyContinuities = new List <CurveContinuity>();
var keyCollection = new List <CubicSplineCurveKey <Single> >();
for (int i = 0; i < keyCount; i++)
{
var keyPosition = reader.ReadSingle();
var keyValue = reader.ReadSingle();
var keyTangentIn = reader.ReadSingle();
var keyTangentOut = reader.ReadSingle();
var keyContinuity = (CurveContinuity)reader.ReadInt32();
keyCollection.Add(new CubicSplineCurveKey <Single>(keyPosition, keyValue, keyTangentIn, keyTangentOut));
keyContinuities.Add(keyContinuity);
}
return(SingleCurve.CubicSpline(preLoop, postLoop, keyCollection));
}