public void ToScaledVector4_IsRgba32Compatible(byte luminance)
{
var original = new Gray8(luminance);
Rgba32 rgba = default;
original.ToRgba32(ref rgba);
Vector4 gray8Vector = original.ToScaledVector4();
Vector4 rgbaVector = original.ToScaledVector4();
Assert.Equal(gray8Vector, rgbaVector, new ApproximateFloatComparer(1e-5f));
}
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);
}
public void FromScaledVector4_IsRgba32Compatible(byte luminance)
{
var original = new Gray8(luminance);
Rgba32 rgba = default;
original.ToRgba32(ref rgba);
Vector4 rgbaVector = original.ToScaledVector4();
Gray8 mirror = default;
mirror.FromScaledVector4(rgbaVector);
Assert.Equal(original, mirror);
}
public void Gray8_ToRgba32(byte luminance)
{
// Arrange
var gray = new Gray8(luminance);
// Act
Rgba32 actual = default;
gray.ToRgba32(ref actual);
// Assert
Assert.Equal(luminance, actual.R);
Assert.Equal(luminance, actual.G);
Assert.Equal(luminance, actual.B);
Assert.Equal(byte.MaxValue, actual.A);
}
