public void Rgba1010102_ToRgba32()
{
// arrange
var rgba = new Rgba1010102(0.1f, -0.3f, 0.5f, -0.7f);
var actual = default(Rgba32);
var expected = new Rgba32(25, 0, 128, 0);
// act
rgba.ToRgba32(ref actual);
// assert
Assert.Equal(expected, actual);
}
public void Rgba1010102()
{
// Test the limits.
Assert.Equal((uint)0x0, new Rgba1010102(Vector4.Zero).PackedValue);
Assert.Equal(0xFFFFFFFF, new Rgba1010102(Vector4.One).PackedValue);
// Test ToVector4
Assert.True(Equal(Vector4.Zero, new Rgba1010102(Vector4.Zero).ToVector4()));
Assert.True(Equal(Vector4.One, new Rgba1010102(Vector4.One).ToVector4()));
// Test clamping.
Assert.True(Equal(Vector4.Zero, new Rgba1010102(Vector4.One * -1234.0f).ToVector4()));
Assert.True(Equal(Vector4.One, new Rgba1010102(Vector4.One * 1234.0f).ToVector4()));
// Test Ordering
float x = 0x2db;
float y = 0x36d;
float z = 0x3b7;
float w = 0x1;
Assert.Equal((uint)0x7B7DB6DB, new Rgba1010102(x / 0x3ff, y / 0x3ff, z / 0x3ff, w / 3).PackedValue);
x = 0.1f;
y = -0.3f;
z = 0.5f;
w = -0.7f;
Assert.Equal((uint)536871014, new Rgba1010102(x, y, z, w).PackedValue);
var rgb = default(Rgb24);
var rgba = default(Rgba32);
var bgr = default(Bgr24);
var bgra = default(Bgra32);
new Rgba1010102(x, y, z, w).ToRgb24(ref rgb);
Assert.Equal(rgb, new Rgb24(25, 0, 128));
new Rgba1010102(x, y, z, w).ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(25, 0, 128, 0));
new Rgba1010102(x, y, z, w).ToBgr24(ref bgr);
Assert.Equal(bgr, new Bgr24(25, 0, 128));
new Rgba1010102(x, y, z, w).ToBgra32(ref bgra);
Assert.Equal(bgra, new Bgra32(25, 0, 128, 0));
// Alpha component accuracy will be awful.
var r = new Rgba1010102();
r.PackFromRgba32(new Rgba32(25, 0, 128, 0));
r.ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(25, 0, 128, 0));
}
