private bool _disposedValue; // To detect redundant calls
protected virtual void Dispose(bool disposing)
{
if (!_disposedValue)
{
if (disposing)
{
if (Displayer != null)
{
Displayer.SetPalette(null);
Displayer.Dispose();
Displayer = null;
}
}
_disposedValue = true;
}
}
/// <summary>
/// Perform rendering activities to produce a bitmap tile
/// </summary>
public RequestErrorStatus PerformRender(DisplayMode mode, IPipelineProcessor processor, IPlanViewPalette colourPalette, IFilterSet filters, ILiftParameters liftParams)
{
// Obtain the display responsible for rendering the thematic information for this mode
Displayer = PVMDisplayerFactory.GetDisplayer(mode /*, FICOptions*/);
if (Displayer == null)
{
processor.Response.ResultStatus = RequestErrorStatus.UnsupportedDisplayType;
return(processor.Response.ResultStatus);
}
// Create and assign the colour palette logic for this mode to the displayer
if (colourPalette == null)
{
if (mode == DisplayMode.CCA || mode == DisplayMode.CCASummary)
{
Displayer.SetPalette(Utilities.ComputeCCAPalette(processor.SiteModel, filters.Filters[0].AttributeFilter, mode));
if (Displayer.GetPalette() == null)
{
processor.Response.ResultStatus = RequestErrorStatus.FailedToGetCCAMinimumPassesValue;
return(processor.Response.ResultStatus);
}
}
else
{
Displayer.SetPalette(PVMPaletteFactory.GetPalette(processor.SiteModel, mode, processor.SpatialExtents));
}
}
else
{
Displayer.SetPalette(colourPalette);
}
// Create the world coordinate display surface the displayer will render onto
Displayer.MapView = new MapSurface
{
SquareAspect = IsWhollyInTermsOfGridProjection
};
var view = Displayer.MapView;
// Set the world coordinate bounds of the display surface to be rendered on
view.SetBounds(NPixelsX, NPixelsY);
if (IsWhollyInTermsOfGridProjection)
{
view.FitAndSetWorldBounds(OriginX, OriginY, OriginX + Width, OriginY + Height, 0);
}
else
{
view.SetWorldBounds(OriginX, OriginY, OriginX + Width, OriginY + Height, 0);
}
// Provide data smoothing support to the displayer for the rendering operation being performed
((IProductionPVMConsistentDisplayer)Displayer).DataSmoother = DIContext.Obtain <Func <DisplayMode, IDataSmoother> >()(mode);
// Set the rotation of the displayer rendering surface to match the tile rotation due to the project calibration rotation
view.SetRotation(TileRotation);
ConstructPVMTaskAccumulator(processor);
// Displayer.ICOptions = ICOptions;
// Set the skip-step area control cell selection parameters for this tile render. Note that the floating point
// skip step algorithm is requested, and a user origin is configured that offsets the sampling grid by half a pixel
// size to matching the skip-stepping the PVM accumulator will use when transcribing cell data from sub grids into
// the accumulator. Note that the area control set is not configured with a rotation - this is taken into account
// through the mapview rotation configured above
processor.Pipeline.AreaControlSet = new AreaControlSet(false,
view.XPixelSize, view.YPixelSize,
view.XPixelSize / 2.0, view.YPixelSize / 2.0,
0.0);
processor.Pipeline.LiftParams = liftParams;
// todo PipeLine.NoChangeVolumeTolerance = FICOptions.NoChangeVolumeTolerance;
// Perform the sub grid query and processing to render the tile
var pipelineProcessorStopWatch = Stopwatch.StartNew();
processor.Process();
_log.LogInformation($"Pipeline processor completed in {pipelineProcessorStopWatch.Elapsed}");
if (processor.Response.ResultStatus == RequestErrorStatus.OK)
{
// Render the collection of data in the aggregator
var consistentRenderStopWatch = Stopwatch.StartNew();
(Displayer as IProductionPVMConsistentDisplayer)?.PerformConsistentRender();
_log.LogInformation($"Consistent render complated in {consistentRenderStopWatch.Elapsed}");
PerformAnyRequiredDebugLevelDisplay();
if (DebugDrawDiagonalCrossOnRenderedTilesDefault)
{
// Draw diagonal cross and top left corner indicators
view.DrawLine(view.OriginX, view.OriginY, view.LimitX, view.LimitY, Color.Red);
view.DrawLine(view.OriginX, view.LimitY, view.LimitX, view.OriginY, Color.Red);
// Draw the horizontal line a little below the world coordinate 'top' of the tile to encourage the line
// drawing algorithm not to clip it
view.DrawLine(view.OriginX, view.LimitY, view.OriginX, view.CenterY, Color.Red);
view.DrawLine(view.OriginX, view.LimitY - 0.01, view.CenterX, view.LimitY - 0.01, Color.Red);
}
}
return(processor.Response.ResultStatus);
}
