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Add constructor to DisplacementVertex to copy another DisplacementVertex using any given format.

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wfowler
2021-04-18 23:00:02 -06:00
parent 6ed69a62e5
commit 929979c70e
1 changed files with 36 additions and 0 deletions
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36
LibBSP/Source/Structs/BSP/DisplacementVertex.cs
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@@ -104,6 +104,42 @@ namespace LibBSP {
Parent = parent;
}
/// <summary>
/// Creates a new <see cref="DisplacementVertex"/> by copying the fields in <paramref name="source"/>, using
/// <paramref name="parent"/> to get <see cref="LibBSP.MapType"/> and <see cref="LumpInfo.version"/>
/// to use when creating the new <see cref="DisplacementVertex"/>.
/// If the <paramref name="parent"/>'s <see cref="BSP"/>'s <see cref="LibBSP.MapType"/> is different from
/// the one from <paramref name="source"/>, it does not matter, because fields are copied by name.
/// </summary>
/// <param name="source">The <see cref="DisplacementVertex"/> to copy.</param>
/// <param name="parent">
/// The <see cref="ILump"/> to use as the <see cref="Parent"/> of the new <see cref="DisplacementVertex"/>.
/// Use <c>null</c> to use the <paramref name="source"/>'s <see cref="Parent"/> instead.
/// </param>
public DisplacementVertex(DisplacementVertex source, ILump parent) {
Parent = parent;
if (parent != null && parent.Bsp != null) {
if (source.Parent != null && source.Parent.Bsp != null && source.Parent.Bsp.version == parent.Bsp.version && source.LumpVersion == parent.LumpInfo.version) {
Data = new byte[source.Data.Length];
Array.Copy(source.Data, Data, source.Data.Length);
return;
} else {
Data = new byte[GetStructLength(parent.Bsp.version, parent.LumpInfo.version)];
}
} else {
if (source.Parent != null && source.Parent.Bsp != null) {
Data = new byte[GetStructLength(source.Parent.Bsp.version, source.Parent.LumpInfo.version)];
} else {
Data = new byte[GetStructLength(MapType.Undefined, 0)];
}
}
Normal = source.Normal;
Magnitude = source.Magnitude;
Alpha = source.Alpha;
}
/// <summary>
/// Factory method to parse a <c>byte</c> array into a <see cref="Lump{DisplacementVertex}"/> object.
/// </summary>