/// <summary>
/// Render overlay graphic.
/// </summary>
/// <param name="pixels">Pixels subject to rendering.</param>
/// <param name="width"></param>
/// <param name="height"></param>
public void Render(int[] pixels, int width, int height)
{
if (_scaledData == null) _scaledData = (GrayscalePixelDataU8)_originalData.Rescale(_scale);
var data = _scaledData.Data;
var ox = (int)(_offsetX * _scale);
var oy = (int)(_offsetY * _scale);
#if NET35
for (var y = 0; y < _scaledData.Height; ++y)
#else
Parallel.For(0, _scaledData.Height, y =>
#endif
{
if (oy + y >= height) return;
for (int i = _scaledData.Width * y, e = i + _scaledData.Width, p = (oy + y) * width + ox, x = 0; i < e; i++, p++, x++)
{
if (data[i] > 0)
{
if (ox + x >= width) break;
pixels[p] |= _color;
}
}
}
#if !NET35
);
#endif
}
public void Render(int[] pixels, int width, int height)
{
byte[] data = null;
if (_scaledData == null)
{
_scaledData = _originalData.Rescale(_scale);
}
data = (_scaledData as GrayscalePixelDataU8).Data;
int ox = (int)(_offsetX * _scale);
int oy = (int)(_offsetY * _scale);
Parallel.For(0, _scaledData.Height, y => {
if ((oy + y) >= height)
{
return;
}
for (int i = _scaledData.Width * y, e = i + _scaledData.Width, x = 0; i < e; i++, x++)
{
if (data[i] > 0)
{
if ((ox + x) >= width)
{
break;
}
int p = (oy * width) + ox + i;
pixels[p] = _color;
}
}
});
}
public void Render(int[] pixels, int width, int height)
{
byte[] data = null;
if (_scaledData == null) _scaledData = _originalData.Rescale(_scale);
data = (_scaledData as GrayscalePixelDataU8).Data;
int ox = (int)(_offsetX * _scale);
int oy = (int)(_offsetY * _scale);
#if NET35
for (var y = 0; y < _scaledData.Height; ++y)
#else
Parallel.For(0, _scaledData.Height, y =>
#endif
{
if ((oy + y) >= height) return;
for (int i = _scaledData.Width * y, e = i + _scaledData.Width, x = 0; i < e; i++, x++)
{
if (data[i] > 0)
{
//this is wrong, when scaling is active
//if ((ox + x) >= width) break;
int p = (oy * width) + ox + i;
pixels[p] = _color;
}
}
}
#if !NET35
);
#endif
}
