private static void PaintWhite(Buffer2DRegion <L8> region)
{
var white = new L8(255);
for (int y = 0; y < region.Height; y++)
{
region.GetRowSpan(y).Fill(white);
}
}
public void GetRowSpan(int bufferCapacity, int rx, int ry, int y, int w, int h)
{
this.memoryAllocator.BufferCapacityInBytes = sizeof(int) * bufferCapacity;
using Buffer2D <int> buffer = this.CreateTestBuffer(20, 30);
var r = new Rectangle(rx, ry, w, h);
Buffer2DRegion <int> region = buffer.GetRegion(r);
Span <int> span = region.GetRowSpan(y);
Assert.Equal(w, span.Length);
for (int i = 0; i < w; i++)
{
int expected = ((ry + y) * 100) + rx + i;
int value = span[i];
Assert.Equal(expected, value);
}
}