/// <summary>
/// Action for this instance.
/// </summary>
private void Action()
{
// Local iconic variables
HObject ho_ImageGrayRamp, ho_RegionLines, ho_RegionComplement;
HObject ho_ConnectedRegions;
// Local control variables
HTuple hv_Number = null;
// Initialize local and output iconic variables
HOperatorSet.GenEmptyObj(out ho_ImageGrayRamp);
HOperatorSet.GenEmptyObj(out ho_RegionLines);
HOperatorSet.GenEmptyObj(out ho_RegionComplement);
HOperatorSet.GenEmptyObj(out ho_ConnectedRegions);
ho_ImageGrayRamp.Dispose();
HOperatorSet.GenImageGrayRamp(out ho_ImageGrayRamp, 0, 0, 128, 256, 256, 512, 512);
HImage ImageGrayRamp = new HImage(ho_ImageGrayRamp);
// Cast using as operator
// Traditional cast
ho_RegionLines.Dispose();
HOperatorSet.GenRegionLine(out ho_RegionLines, 100, -1, 150, 512);
HRegion RegionLines = new HRegion(ho_RegionLines);
ho_RegionComplement.Dispose();
HOperatorSet.Complement(ho_RegionLines, out ho_RegionComplement);
HRegion RegionComplement = new HRegion(ho_RegionComplement);
HOperatorSet.SetSystem("neighborhood", 4);
ho_ConnectedRegions.Dispose();
HOperatorSet.Connection(ho_RegionComplement, out ho_ConnectedRegions);
HRegion ConnectedRegions = new HRegion(ho_ConnectedRegions);
ImageGrayRamp.DispImage(HalconWindow1);
ConnectedRegions.DispRegion(HalconWindow1);
RegionLines.DispRegion(HalconWindow1);
// Should be two objects
HOperatorSet.CountObj(ho_ConnectedRegions, out hv_Number);
label1.Text = "Number of objects 4-connected:" + hv_Number.ToString();
HOperatorSet.SetSystem("neighborhood", 8);
ConnectedRegions.Dispose();
ConnectedRegions = RegionComplement.Connection();
ImageGrayRamp.DispImage(HalconWindow2);
ConnectedRegions.DispRegion(HalconWindow2);
RegionLines.DispRegion(HalconWindow2);
// Should be a single object
hv_Number = ConnectedRegions.CountObj();
label2.Text = "Number of objects 8-connected:" + hv_Number.ToString();
ho_ImageGrayRamp.Dispose();
ho_RegionLines.Dispose();
ho_RegionComplement.Dispose();
ho_ConnectedRegions.Dispose();
}
/// <summary>
/// Test the neighborhood.
/// </summary>
private void NeighborhoodTest()
{
HImage image = new HImage("byte", 512, 512);
HRegion regionLine = new HRegion();
HRegion regionComplement = new HRegion();
HRegion regionConnected = new HRegion();
HTuple hv_DefWindow = new HTuple();
HWindow HalconWindow1 = HalconWindowControl1.HalconWindow;
HWindow HalconWindow2 = HalconWindowControl2.HalconWindow;
try
{
HalconWindow1.SetColored(6);
HalconWindow2.SetColored(6);
int numObjects;
image.GenImageGrayRamp(0, 0, 128, 256, 256, 512, 512);
// Display code
image.DispImage(HalconWindow1);
image.DispImage(HalconWindow2);
regionLine.GenRegionLine(100, -1, 150, 512);
regionComplement = regionLine.Complement();
HOperatorSet.SetSystem("neighborhood", 4);
regionConnected = regionComplement.Connection();
image.DispImage(HalconWindow1);
regionConnected.DispRegion(HalconWindow1);
numObjects = regionConnected.CountObj();
label1.Text = "Number of objects 4-connected:" + numObjects.ToString();
regionConnected.Dispose();
HOperatorSet.SetSystem("neighborhood", 8);
regionConnected = regionComplement.Connection();
image.DispImage(HalconWindow2);
regionConnected.DispRegion(HalconWindow2);
numObjects = regionConnected.CountObj();
label2.Text = "Number of objects 8-connected:" + numObjects.ToString();
HOperatorSet.CloseWindow(HDevWindowStack.Pop());
}
catch (Exception)
{
throw;
}
finally
{
image.Dispose();
regionLine.Dispose();
regionConnected.Dispose();
regionComplement.Dispose();
}
}
