protected void Attach(MemBitmap bmp, PixelBlender32 pixelBlender = null)
{
if (pixelBlender == null)
{
//use default pixel blender ?
if (_defaultPixelBlender == null)
{
_defaultPixelBlender = new PixelBlenderBGRA();
}
pixelBlender = _defaultPixelBlender;
}
Attach(bmp.Width, bmp.Height, bmp.BitDepth, MemBitmap.GetBufferPtr(bmp), pixelBlender);
}
public static AggPainter Create(ActualBitmap bmp, PixelProcessing.PixelBlender32 blender = null)
{
//helper func
AggRenderSurface renderSx = new AggRenderSurface(bmp);
if (blender == null)
{
blender = new PixelProcessing.PixelBlenderBGRA();
}
renderSx.PixelBlender = blender;
return(new AggPainter(renderSx));
}