public unsafe VTKUnityStructuredGrid(VTKDataset vtkDataset, UInt32 desiredDensity, IDataProvider dataProvider)
{
m_dataset = vtkDataset;
m_desiredDensity = desiredDensity;
m_dataProvider = dataProvider;
VTKParser parser = m_dataset.Parser;
if (parser.GetDatasetType() != VTKDatasetType.VTK_STRUCTURED_POINTS)
{
Debug.Log("Error: The dataset should be a structured points dataset");
return;
}
//Get the points and modify the points / normals buffer
m_ptsDesc = parser.GetStructuredPointsDescriptor();
//Determine the new dimension and spacing
m_dimensions = GetDisplayableSize();
float maxAxis = (float)Math.Max(m_ptsDesc.Spacing[0] * m_ptsDesc.Size[0],
Math.Max(m_ptsDesc.Spacing[1] * m_ptsDesc.Size[1],
m_ptsDesc.Spacing[2] * m_ptsDesc.Size[2]));
for (int i = 0; i < 3; i++)
{
m_spacing[i] = (float)(m_ptsDesc.Size[i] * m_ptsDesc.Spacing[i] / m_dimensions[i] / maxAxis);
}
//Small multiples array
m_smallMultiples = new List <VTKUnitySmallMultiple>();
}
static void Main(String[] argv)
{
if (argv.Length < 1)
{
Console.WriteLine("Needs the path to the dataset");
return;
}
VTKParser parser = new VTKParser(argv[0]);
if (!parser.Parse())
{
Console.WriteLine($"Fail to parse the file {argv[0]}");
return;
}
if (parser.GetDatasetType() == VTKDatasetType.VTK_UNSTRUCTURED_GRID)
{
Console.WriteLine("Unstructured grid");
return;
}
else if (parser.GetDatasetType() == VTKDatasetType.VTK_STRUCTURED_POINTS)
{
Console.WriteLine("Structured points");
VTKStructuredPoints pts = parser.GetStructuredPointsDescriptor();
Console.WriteLine($"Structured points : dimensions {pts.Size[0]}, {pts.Size[1]}, {pts.Size[2]}");
Console.WriteLine($"Structured points : spacing {pts.Spacing[0]:F4}, {pts.Spacing[1]:F4}, {pts.Spacing[2]:F4}");
Console.WriteLine($"Structured points : origin {pts.Origin[0]:F4}, {pts.Origin[1]:F4}, {pts.Origin[2]:F4}");
List <VTKFieldValue> fieldDesc = parser.GetPointFieldValueDescriptors();
if (fieldDesc.Count > 0)
{
foreach (var f in fieldDesc)
{
Console.WriteLine($"Found {f.Name} with {f.NbTuples} values");
}
}
else
{
Console.WriteLine("No value found...");
}
return;
}
}
/// <summary>
/// Add a new timestep to this VTKDataset
/// </summary>
/// <param name="parser">The parser data for this new timestep. As VTK format does not handle timestep inherently, we are using multiple VTKParser</param>
/// <returns></returns>
public bool AddTimestep(VTKParser parser)
{
//Check the type of the new timestep
if (Parser.GetDatasetType() != parser.GetDatasetType())
{
return(false);
}
if (Parser.GetDatasetType() == VTKDatasetType.VTK_STRUCTURED_POINTS)
{
if (Parser.GetStructuredPointsDescriptor() != parser.GetStructuredPointsDescriptor())
{
return(false);
}
}
List <VTKFieldValue> ptFieldValues = new List <VTKFieldValue>();
List <VTKFieldValue> cellFieldValues = new List <VTKFieldValue>();
foreach (VTKFieldValue f in PtFieldValues)
{
VTKFieldValue tf = parser.GetPointFieldValueDescriptors().Find((t) => (f as FieldValueMetaData) == (t as FieldValueMetaData));
if (tf is null)
{
return(false);
}
ptFieldValues.Add(tf);
}
foreach (VTKFieldValue f in CellFieldValues)
{
VTKFieldValue tf = parser.GetCellFieldValueDescriptors().Find((t) => (f as FieldValueMetaData) == (t as FieldValueMetaData));
if (tf is null)
{
return(false);
}
ptFieldValues.Add(tf);
}
m_timesteps.Add(new VTKDatasetTimeStep {
Parser = parser,
PtFieldValues = ptFieldValues,
CellFieldValues = cellFieldValues
});
m_nbTimesteps++;
return(true);
}
