public void Gray8_FromRgba32(byte rgb)
{
// Arrange
Gray8 gray = default;
byte expected = ImageMaths.Get8BitBT709Luminance(rgb, rgb, rgb);
// Act
gray.FromRgba32(new Rgba32(rgb, rgb, rgb));
byte actual = gray.PackedValue;
// Assert
Assert.Equal(expected, actual);
}
public void Rgba32_ToGray8_IsInverseOf_Gray8_ToRgba32(byte luminance)
{
var original = new Gray8(luminance);
Rgba32 rgba = default;
original.ToRgba32(ref rgba);
Gray8 mirror = default;
mirror.FromRgba32(rgba);
Assert.Equal(original, mirror);
}
