private static GH_Mesh SetMeshLevel(GH_Mesh mesh, List <int> meshLevels, double?resolution)
{
var levelDetails = new MeshLevelDetails
{
Resolution = resolution,
Level = meshLevels.Count > 0? new MeshLevels {
Min = meshLevels.First(), Max = meshLevels.Last()
}: null
};
Geometry.setUserString(
mesh,
"ComputeMeshLevels",
levelDetails.ToJson()
);
return(mesh);
}
public static double EstimateSurfaceAreaCells(IGH_GeometricGoo geo, double baseCellSize)
{
var surfaceName = Geometry.getUserString(geo, "ComputeName");
var levels = Geometry.getUserString(geo, "ComputeMeshLevels");
if (string.IsNullOrEmpty(surfaceName) || string.IsNullOrEmpty(levels))
{
return(0.0);
}
var meshLevel = new MeshLevelDetails().FromJson(levels);
meshLevel.CellSize = baseCellSize;
var cellSize = baseCellSize / Math.Pow(2, meshLevel.Level.Min);
var mesh = new Mesh();
geo.CastTo(out mesh);
var area = AreaMassProperties.Compute(mesh).Area;
return((area / Math.Pow(cellSize, 2)) * 4);
}
private static Dictionary <string, MeshLevelDetails> GetSurfaces(List <IGH_GeometricGoo> meshes, double cellSize)
{
var surfaces = new Dictionary <string, MeshLevelDetails>();
foreach (var mesh in meshes)
{
var surfaceName = Geometry.getUserString(mesh, "ComputeName");
var meshLevels = Geometry.getUserString(mesh, "ComputeMeshLevels");
if (string.IsNullOrEmpty(surfaceName) || string.IsNullOrEmpty(meshLevels))
{
continue;
}
var meshLevel = new MeshLevelDetails().FromJson(meshLevels);
meshLevel.CellSize = cellSize;
surfaces.Add(
surfaceName, meshLevel
);
}
return(surfaces);
}
