/// <summary>
/// Blends a background bitmap with bitmap points from a list of buffers. Bitmaps are blended in parallel. Visual anomalies will appear if bitmap points overlap.
/// </summary>
/// <param name="backBmp">Bitmap to be drawn onto.</param>
/// <param name="bitmapPointBuffers">List of buffers containing BitmapPoints.</param>
public static void BlendBitmapPointBuffers(Bitmap backBmp, List <BlockingCollection <BitmapPoint> > bitmapPointBuffers)
{
unsafe
{
BitmapData backBmpData = backBmp.LockBits(new Rectangle(0, 0, backBmp.Width, backBmp.Height), ImageLockMode.ReadWrite, backBmp.PixelFormat);
int backBmpWidth = backBmp.Width;
int backBmpHeight = backBmp.Height;
Parallel.ForEach(bitmapPointBuffers, bitmapPointBuffer =>
{
if (bitmapPointBuffer.IsCompleted == false)
{
BitmapPoint bitmapPoint = bitmapPointBuffer.Take();
if (bitmapPoint?.Bitmap == null)
{
return;
}
Point point = bitmapPoint.Point;
Bitmap frontBmp = bitmapPoint.Bitmap;
Superimposer.Superimpose(backBmpData, frontBmp, true, point);
}
});
backBmp.UnlockBits(backBmpData);
}
}
/// <summary>
/// Blends bitmap points that come from a list of buffered lists of BitmapPoints with a background bitmap. Bitmaps are blended in parallel. Visual anomalies will appear if bitmap points overlap.
/// </summary>
/// <param name="backBmp">Bitmap to be drawn onto.</param>
/// <param name="bitmapPointBuffers">List of buffered lists of BitmapPoints.</param>
public static void BlendBitmapPointsBuffers(Bitmap backBmp, List <BlockingCollection <List <BitmapPoint> > > bitmapPointsBuffers)
{
unsafe
{
BitmapData backBmpData = backBmp.LockBits(new Rectangle(0, 0, backBmp.Width, backBmp.Height), ImageLockMode.ReadWrite, backBmp.PixelFormat);
int backBmpWidth = backBmp.Width;
int backBmpHeight = backBmp.Height;
List <BitmapPoint> bitmapPoints = new List <BitmapPoint>();
for (int i = 0; i < bitmapPointsBuffers.Count; i++)
{
if (bitmapPointsBuffers[i].IsCompleted == false)
{
List <BitmapPoint> currentBitmapPoints = bitmapPointsBuffers[i].Take();
foreach (BitmapPoint bitmapPoint in currentBitmapPoints)
{
if (bitmapPoint?.Bitmap != null)
{
bitmapPoints.Add(bitmapPoint);
}
}
}
}
Parallel.ForEach(bitmapPoints, bitmapPoint =>
{
if (bitmapPoint?.Bitmap == null)
{
return;
}
Point point = bitmapPoint.Point;
Bitmap frontBmp = bitmapPoint.Bitmap;
Superimposer.Superimpose(backBmpData, frontBmp, true, point);
});
backBmp.UnlockBits(backBmpData);
}
}
/// <summary>
/// Blends a list of bitmap points with a background bitmap. Bitmaps are blended in parallel. Visual anomalies will appear if bitmap points overlap.
/// </summary>
/// <param name="backBmp">Bitmap to be drawn onto.</param>
/// <param name="bitmapPoints">Collection of BitmapPoints to be drawn onto the back bitmap.</param>
public static void BlendBitmapPoints(Bitmap backBmp, IEnumerable <BitmapPoint> bitmapPoints)
{
unsafe
{
BitmapData backBmpData = backBmp.LockBits(new Rectangle(0, 0, backBmp.Width, backBmp.Height), ImageLockMode.ReadWrite, backBmp.PixelFormat);
int backBmpWidth = backBmp.Width;
int backBmpHeight = backBmp.Height;
Parallel.ForEach(bitmapPoints, bitmapPoint =>
{
if (bitmapPoint?.Bitmap == null)
{
return;
}
Point point = bitmapPoint.Point;
Bitmap frontBmp = bitmapPoint.Bitmap;
Superimposer.Superimpose(backBmpData, frontBmp, true, point);
});
backBmp.UnlockBits(backBmpData);
}
}
