public void GridToTINDecimatorTests_BuildMesh_GetTIN()
{
var dataStore = new DecimationElevationSubGridTree();
SubGridUtilities.SubGridDimensionalIterator((x, y) =>
{
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + x, SubGridTreeConsts.DefaultIndexOriginOffset + y] = 100f;
});
var decimator = new GridToTINDecimator(dataStore);
decimator.SetDecimationExtents(DataStoreExtents(dataStore));
bool result = decimator.BuildMesh();
result.Should().BeTrue($"Failed to build mesh from data store with a sub grid of points fault code {decimator.BuildMeshFaultCode}");
decimator.GetTIN().Should().NotBeNull();
//string fileName = $@"C:\temp\UnitTestExportTTM({DateTime.Now.Ticks}).ttm";
//decimator.GetTIN().SaveToFile(fileName, true);
//TrimbleTINModel tin = new TrimbleTINModel();
//tin.LoadFromFile(fileName);
decimator.GetTIN().Triangles.Count.Should().Be(3);
decimator.GetTIN().Triangles[0].Vertices.ForEach(x => x.Z.Should().Be(100f));
decimator.GetTIN().Vertices.Count.Should().Be(5);
decimator.GetTIN().Vertices.ForEach(x => x.Z.Should().Be(100.0f));
}
public void GridToTINDecimatorTests_Refresh()
{
GridToTINDecimator decimator = new GridToTINDecimator(new DecimationElevationSubGridTree());
decimator.Refresh();
Assert.NotNull(decimator);
}
public void GridToTINDecimatorTests_BuildMesh_NoDataSource()
{
Action act = () =>
{
var decimator = new GridToTINDecimator(null);
};
act.Should().Throw <TRexTINException>().WithMessage("No data store provided to decimator");
}
public void GridToTINDecimatorTests_BuildMesh_NonEmptyDestinationTIN()
{
GridToTINDecimator decimator = new GridToTINDecimator(new DecimationElevationSubGridTree());
decimator.GridCalcExtents = new BoundingIntegerExtent2D(0, 0, 100, 100);
decimator.GetTIN().Triangles.AddTriangle(new TriVertex(0, 0, 0), new TriVertex(1, 1, 1), new TriVertex(0, 0, 1));
decimator.BuildMesh().Should().BeFalse();
decimator.BuildMeshFaultCode.Should().Be(DecimationResult.DestinationTINNotEmpty);
}
public void GridToTINDecimatorTests_BuildMesh_SetDecimationExtents()
{
GridToTINDecimator decimator = new GridToTINDecimator(new DecimationElevationSubGridTree());
decimator.SetDecimationExtents(new BoundingWorldExtent3D(0, 0, 100, 100));
Assert.True(decimator.GridCalcExtents.MinX == 536870912);
Assert.True(decimator.GridCalcExtents.MaxX == 536871206);
Assert.True(decimator.GridCalcExtents.MinY == 536870912);
Assert.True(decimator.GridCalcExtents.MaxY == 536871206);
}
public void GridToTINDecimatorTests_BuildMesh_EmptyDataSource()
{
GridToTINDecimator decimator = new GridToTINDecimator(new DecimationElevationSubGridTree());
decimator.BuildMesh().Should().BeFalse();
decimator.BuildMeshFaultCode.Should().Be(DecimationResult.NoData);
decimator.GetTIN().Triangles.Count.Should().Be(0);
decimator.GetTIN().Vertices.Count.Should().Be(0);
decimator.GetTIN().Edges.Count.Should().Be(0);
decimator.GetTIN().StartPoints.Count.Should().Be(0);
}
public void GridToTINDecimatorTests_BuildMesh_SinglePoint()
{
DecimationElevationSubGridTree dataStore = new DecimationElevationSubGridTree();
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 100, SubGridTreeConsts.DefaultIndexOriginOffset + 100] = 100.0f;
GridToTINDecimator decimator = new GridToTINDecimator(dataStore);
decimator.SetDecimationExtents(DataStoreExtents(dataStore));
bool result = decimator.BuildMesh();
Assert.True(result && decimator.GetTIN().Triangles.Count == 0, $"Failed to fail to build mesh from data store with single point fault code {decimator.BuildMeshFaultCode}");
}
public void GridToTINDecimatorTests_BuildMesh_ExceedPointLimit()
{
DecimationElevationSubGridTree dataStore = new DecimationElevationSubGridTree();
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 100, SubGridTreeConsts.DefaultIndexOriginOffset + 100] = 100.0f;
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 101, SubGridTreeConsts.DefaultIndexOriginOffset + 101] = 100.0f;
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 101, SubGridTreeConsts.DefaultIndexOriginOffset + 100] = 100.0f;
GridToTINDecimator decimator = new GridToTINDecimator(dataStore);
decimator.PointLimit = 2;
decimator.SetDecimationExtents(DataStoreExtents(dataStore));
decimator.BuildMesh().Should().BeFalse();
decimator.BuildMeshFaultCode.Should().Be(DecimationResult.VerticesExceeded);
}
public void GridToTINDecimatorTests_BuildMesh_ThreePoints()
{
DecimationElevationSubGridTree dataStore = new DecimationElevationSubGridTree();
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 100, SubGridTreeConsts.DefaultIndexOriginOffset + 100] = 100.0f;
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 101, SubGridTreeConsts.DefaultIndexOriginOffset + 101] = 100.0f;
dataStore[SubGridTreeConsts.DefaultIndexOriginOffset + 101, SubGridTreeConsts.DefaultIndexOriginOffset + 100] = 100.0f;
GridToTINDecimator decimator = new GridToTINDecimator(dataStore);
decimator.SetDecimationExtents(DataStoreExtents(dataStore));
bool result = decimator.BuildMesh();
Assert.True(result, $"Failed to build mesh from data store with three points fault code {decimator.BuildMeshFaultCode}");
}
/// <summary>
/// Executor that implements creation of the TIN surface
/// </summary>
public async Task <bool> ExecuteAsync()
{
Log.LogInformation($"Performing Execute for DataModel:{_dataModelId}");
try
{
var requestDescriptor = Guid.NewGuid();
var siteModel = DIContext.Obtain <ISiteModels>().GetSiteModel(_dataModelId);
if (siteModel == null)
{
Log.LogError($"Failed to obtain site model for {_dataModelId}");
return(false);
}
var datastore = new GenericSubGridTree <float, GenericLeafSubGrid <float> >(siteModel.Grid.NumLevels, siteModel.CellSize);
// Provide the processor with a customised request analyser configured to return a set of sub grids. These sub grids
// are the feed stock for the generated TIN surface
using (var processor = DIContext.Obtain <IPipelineProcessorFactory>().NewInstanceNoBuild <SubGridsRequestArgument>(
requestDescriptor,
_dataModelId,
GridDataFromModeConverter.Convert(DisplayMode.Height),
SurfaceSubGridsResponse,
_filters,
new DesignOffset(),
DIContext.Obtain <Func <PipelineProcessorTaskStyle, ITRexTask> >()(PipelineProcessorTaskStyle.SurfaceExport),
DIContext.Obtain <Func <PipelineProcessorPipelineStyle, ISubGridPipelineBase> >()(PipelineProcessorPipelineStyle.DefaultProgressive),
DIContext.Obtain <IRequestAnalyser>(),
Rendering.Utilities.DisplayModeRequireSurveyedSurfaceInformation(DisplayMode.Height) && Rendering.Utilities.FilterRequireSurveyedSurfaceInformation(_filters),
false, //Rendering.Utilities.RequestRequiresAccessToDesignFileExistenceMap(DisplayMode.Height),
BoundingIntegerExtent2D.Inverted(),
_liftParams))
{
// Set the surface TRexTask parameters for progressive processing
processor.Task.TRexNodeID = RequestingTRexNodeID;
if (!processor.Build())
{
Log.LogError($"Failed to build pipeline processor for request to model {_dataModelId}");
return(false);
}
processor.Process();
if (SurfaceSubGridsResponse.ResultStatus != RequestErrorStatus.OK)
{
Log.LogError($"Sub grids response status not OK: {SurfaceSubGridsResponse.ResultStatus}");
return(false);
}
// Create the TIN decimator and populate it with the retrieved sub grids
foreach (var subGrid in ((SurfaceTask)processor.Task).SurfaceSubgrids)
{
if (!(datastore.ConstructPathToCell(subGrid.OriginX, subGrid.OriginY, SubGridPathConstructionType.CreatePathToLeaf) is INodeSubGrid newGridNode))
{
Log.LogError($"Result from data store ConstructPathToCell({subGrid.OriginX}, {subGrid.OriginY}) was null. Aborting...");
return(false);
}
subGrid.Owner = datastore;
newGridNode.GetSubGridCellIndex(subGrid.OriginX, subGrid.OriginY, out var subGridIndexX, out var subGridIndexY);
newGridNode.SetSubGrid(subGridIndexX, subGridIndexY, subGrid);
}
}
// Obtain the surface export data smoother and apply it to the tree of queried data before passing it to the decimation engine
var dataSmoother = DIContext.Obtain <Func <DataSmootherOperation, IDataSmoother> >()(DataSmootherOperation.SurfaceExport) as ITreeDataSmoother <float>;
datastore = dataSmoother?.Smooth(datastore) ?? datastore;
var extents = DataStoreExtents(datastore);
// Make sure we don't export too large an area due to data way outside project extents
if (extents.Area > Common.Consts.MaxExportAreaM2)
{
// First try and use project boundary extents as our data boundary
var canExport = siteModel.SiteModelExtent.Area > 0 && siteModel.SiteModelExtent.Area < Common.Consts.MaxExportAreaM2;
if (canExport)
{
// still use min max height extents
Log.LogInformation($"Invalid Plan Extent. Data area too large {extents.Area}. Switching to project extents");
extents.MinX = siteModel.SiteModelExtent.MinX;
extents.MinY = siteModel.SiteModelExtent.MinY;
extents.MaxX = siteModel.SiteModelExtent.MaxX;
extents.MaxY = siteModel.SiteModelExtent.MaxY;
}
else
{
Log.LogError($"Invalid Plan Extent. Data area too large {extents.Area}.");
return(false);
}
}
// Decimate the elevations into a grid
var decimator = new GridToTINDecimator(datastore)
{
Tolerance = _tolerance
};
decimator.SetDecimationExtents(extents);
if (!decimator.BuildMesh())
{
Log.LogError($"Decimator returned false with error code: {decimator.BuildMeshFaultCode}");
return(false);
}
// A decimated TIN has been successfully constructed... Return it!
SurfaceSubGridsResponse.TIN = decimator.GetTIN();
}
catch (Exception e)
{
Log.LogError(e, "ExecutePipeline raised Exception:");
return(false);
}
return(true);
}
public void GridToTINDecimatorTests_Creation_WithDataStore()
{
GridToTINDecimator decimator = new GridToTINDecimator(new DecimationElevationSubGridTree());
Assert.NotNull(decimator);
}