private GeometryExtents <double> AddLayer(MRecipe recipe, MRecipeDeviceLayer layer)
{
var extents = GeometryExtents <double> .CreateDefaultDouble();
// calculate layer's transform
var transform = MRecipe.GetRelativeTransform(recipe, layer);
// fetch geometries from pattern file
var geometries = _fetchDxfFunc(layer.PatternFilePath);
for (int i = 0; i < geometries?.Count; i++)
{
var clone = (IMarkGeometry)geometries[i].Clone();
clone.Transform(transform);
// render geometry
AddDefault(
clone,
DefaultColor
);
// update extents
extents = GeometryExtents <double> .Combine(
extents,
clone.Extents
);
}
return(extents);
}
/// <summary>
/// Get geometries in DXF file.
/// </summary>
/// <param name="callback">An action to consume geometries as they are read from the file.</param>
/// <param name="howmany">Howmany geometries to read</param>
/// <returns>Returns a count and Extents of the geometries consumed.</returns>
public (int Count, GeometryExtents <double> Extents) BeginGetGeometries(Action <string, IMarkGeometry> callback, int howmany = int.MaxValue)
{
_count = 0;
howmany = howmany < 0 ? int.MaxValue : howmany;
var extents = GeometryExtents <double> .CreateDefaultDouble();
using (var reader = new AdvancedLineStreamReader(_filePath))
{
string layerName;
List <IMarkGeometry> geometries = null;
while (
!reader.EndOfStream &&
_count < howmany
)
{
(layerName, geometries) = ParseEntity(reader);
if (geometries != null)
{
foreach (var geometry in geometries)
{
_count += 1;
extents = GeometryExtents <double> .Combine(extents, geometry.Extents);
callback((layerName == null) ? "0" : layerName, geometry);
}
}
}
}
return(_count, extents);
}
public virtual void AddRecipeNode(MRecipe recipe, MRecipeBaseNode recipeNode)
{
if (recipe == null || recipeNode == null)
{
return;
}
var extents = GeometryExtents <double> .CreateDefaultDouble();
MRecipe.BeginGetAllLayers_Parallel(recipeNode, (layer) =>
{
extents = GeometryExtents <double> .Combine(
extents,
AddLayer(recipe, layer)
);
});
// calculate size of fiducial relative to the node
var fiducialSize = 0.025 * extents.Hypotenuse;
// generate fiducial pattern
GenerateFiducialPattern(fiducialSize);
// get node's transform
var parentsTransform = (recipeNode.Parent as MRecipeBaseNode)?.TransformInfo.ToMatrix4x4() ?? GeometricArithmeticModule.GetDefaultTransformationMatrix();
// render fiducials in parent's reference frame
foreach (var fiducial in recipeNode.Fiducials)
{
var transform = GeometricArithmeticModule.CombineTransformations(
GeometricArithmeticModule.GetTranslationTransformationMatrix(
fiducial.X, fiducial.Y, fiducial.Z
),
parentsTransform
);
foreach (var geometry in _fiducialPattern)
{
var clone = (IMarkGeometry)geometry.Clone();
clone.Transform(transform);
AddDefault(clone, FiducialColor);
}
}
}
public void Render()
{
_terminableTaskExecutor.CancelCurrentAndRun(
(ctIn) =>
{
// reset shader
MShader.Reset();
if (_geometriesBuffer != null)
{
int count = 0;
var extents = GeometryExtents <double> .CreateDefaultDouble();
foreach (var layerName in _geometriesBuffer.Keys)
{
MShader.AddDefault(
_geometriesBuffer[layerName],
_colours[(count++) % _colours.Length]
);
extents = GeometryExtents <double> .Combine(
extents, GeometricArithmeticModule.CalculateExtents(_geometriesBuffer[layerName])
);
}
// overlay tiles
foreach (var tile in MTileSettings.ToTiles(TileSettings, extents))
{
MShader.AddDefault((MarkGeometryRectangle)tile, _tileColor);
}
// calculate size of fiducial relative to the node
var fiducialSize = 0.05 * extents.Hypotenuse;
// generate fiducial pattern
GenerateFiducialPattern(fiducialSize);
// get base transform
var baseTransform = GeometricArithmeticModule.GetTranslationTransformationMatrix(
extents.Centre.X, extents.Centre.Y
);
// render fiducials in parent's reference frame
foreach (var fiducial in Fiducials)
{
var transform = GeometricArithmeticModule.CombineTransformations(
baseTransform,
GeometricArithmeticModule.GetTranslationTransformationMatrix(
fiducial.X, fiducial.Y, fiducial.Z
)
);
foreach (var geometry in _fiducialPattern)
{
var clone = (IMarkGeometry)geometry.Clone();
clone.Transform(transform);
MShader.AddDefault(clone, _fiducialColor);
}
}
}
// stop if new render is requested
ctIn.ThrowIfCancellationRequested();
MShader.Render();
DrawingExtentsX = MShader.Width;
DrawingExtentsY = MShader.Height;
DrawingCount = MShader.Count;
}
);
}