/// <inheritdoc />
public override bool Equals(IccCurveSegment other)
{
if (base.Equals(other) && other is IccSampledCurveElement segment)
{
return(this.CurveEntries.AsSpan().SequenceEqual(segment.CurveEntries));
}
return(false);
}
/// <inheritdoc />
public override bool Equals(IccCurveSegment other)
{
if (base.Equals(other) && other is IccFormulaCurveElement segment)
{
return(this.Type == segment.Type &&
this.Gamma == segment.Gamma &&
this.A == segment.A &&
this.B == segment.B &&
this.C == segment.C &&
this.D == segment.D &&
this.E == segment.E);
}
return(false);
}
/// <summary>
/// Writes a <see cref="IccCurveSegment"/>
/// </summary>
/// <param name="value">The curve to write</param>
/// <returns>The number of bytes written</returns>
public int WriteCurveSegment(IccCurveSegment value)
{
int count = this.WriteUInt32((uint)value.Signature);
count += this.WriteEmpty(4);
switch (value.Signature)
{
case IccCurveSegmentSignature.FormulaCurve:
return(count + this.WriteFormulaCurveElement((IccFormulaCurveElement)value));
case IccCurveSegmentSignature.SampledCurve:
return(count + this.WriteSampledCurveElement((IccSampledCurveElement)value));
default:
throw new InvalidIccProfileException($"Invalid CurveSegment type of {value.Signature}");
}
}
/// <summary>
/// Reads a <see cref="IccOneDimensionalCurve"/>
/// </summary>
/// <returns>The read curve</returns>
public IccOneDimensionalCurve ReadOneDimensionalCurve()
{
ushort segmentCount = this.ReadUInt16();
this.AddIndex(2); // 2 bytes reserved
var breakPoints = new float[segmentCount - 1];
for (int i = 0; i < breakPoints.Length; i++)
{
breakPoints[i] = this.ReadSingle();
}
var segments = new IccCurveSegment[segmentCount];
for (int i = 0; i < segmentCount; i++)
{
segments[i] = this.ReadCurveSegment();
}
return(new IccOneDimensionalCurve(breakPoints, segments));
}