/// <summary>
/// Initialize a new SplatSet with vertex count and attribute layout. Attributes should
/// match the length of weights applied (one attribute per value).
/// Weight values are initialized to zero (unless preAlloc is false, then only the channel
/// container array is initialized and arrays aren't allocated)
/// </summary>
/// <param name="vertexCount"></param>
/// <param name="attributes"></param>
/// <param name="preAlloc">Allocate and initialize Weight values to 0 ?</param>
internal SplatSet(int vertexCount, AttributeLayout[] attributes, bool preAlloc = true)
{
this.channelMap = SplatWeight.GetChannelMap(attributes);
int channels = channelMap.Count;
this.attributeLayout = attributes;
this.weights = new Vector4[channels][];
this.weightCount = vertexCount;
if (preAlloc)
{
for (int i = 0; i < channels; i++)
{
this.weights[i] = new Vector4[vertexCount];
}
}
}
