public void Tessellate(IRenderPackage package, double tol = -1, int maxGridLines = 512)
{
if (!Values.Any() || Values == null)
{
return;
}
var min = Values.Min();
var max = Values.Max();
var normalizedValues = Values.Select(v => (v - min) / (max - min));
var colorRange = Utils.CreateAnalyticalColorRange();
var data = ValueLocations.Zip(
normalizedValues,
(p, v) => new Tuple <Point, double>(p, v));
foreach (var d in data)
{
var pt = d.Item1;
var color = colorRange.GetColorAtParameter(d.Item2);
package.AddPointVertex(pt.X, pt.Y, pt.Z);
package.AddPointVertexColor(color.Red, color.Green, color.Blue, color.Alpha);
}
}
private Color[,] CreateColorMap()
{
if (Values == null)
{
return(null);
}
// Find the minimum and the maximum for results
var max = Values.Max();
var min = Values.Min();
var colorRange = Utils.CreateAnalyticalColorRange();
// If the values are all the same, ex. max-min == 0.0,
// then return the color at the top of the range. Otherwise,
// return the color value at the specified parameter.
var analysisColors = Values.Select(v => ((max - min) == 0.0 ? colorRange.GetColorAtParameter(1): colorRange.GetColorAtParameter((v - min) / (max - min)))).ToList();
var colorRange2D = ColorRange2D.ByColorsAndParameters(analysisColors, ValueLocations.ToList());
return(colorRange2D.CreateColorMap(COLOR_MAP_WIDTH, COLOR_MAP_HEIGHT));
}
