public static float[,,] DerpByNodes(float[,,] valuesNodes, float[,,] derivativesNodes, int steps)
{
int width = valuesNodes.GetLength(0);
int height = valuesNodes.GetLength(1);
int depth = valuesNodes.GetLength(2);
Tuple <float, float>[,,] nodes = new Tuple <float, float> [width, height, depth];
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
for (int k = 0; k < depth; k++)
{
nodes[i, j, k] = new Tuple <float, float>(valuesNodes[i, j, k], derivativesNodes[i, j, k]);
}
}
}
Func <Tuple <float, float>[], Tuple <float, float>[]> selector = t =>
{
float[] values = t.Select(e => e.Item1).ToArray();
float[] derivatives = t.Select(e => e.Item2).ToArray();
return(SequenceInterpolation.DerpByNodes(values, derivatives, steps).Select(e => new Tuple <float, float>(e, 0)).ToArray());
};
Tuple <float, float>[,,] resultTuples = nodes.GoThrough3D(selector);
int resultWidth = resultTuples.GetLength(0);
int resultHeight = resultTuples.GetLength(1);
int resultDepth = resultTuples.GetLength(2);
float[,,] result = new float[resultWidth, resultHeight, resultDepth];
for (int i = 0; i < resultWidth; i++)
{
for (int j = 0; j < resultHeight; j++)
{
for (int k = 0; k < resultDepth; k++)
{
result[i, j, k] = resultTuples[i, j, k].Item1;
}
}
}
return(result);
}
public static float[,,] LerpByNodes(float[,,] nodes, int steps)
{
return(nodes.GoThrough3D(rn => SequenceInterpolation.LerpByNodes(rn, steps)));
}