public void Encode(VertexElement element, XNAV4 value)
{
var dstVertex = _Vertex.Slice(element.Offset);
if (element.VertexElementFormat == VertexElementFormat.Vector4)
{
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref value);
return;
}
if (element.VertexElementFormat == VertexElementFormat.Byte4)
{
var c = new Byte4(value);
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref c);
return;
}
if (element.VertexElementFormat == VertexElementFormat.Color)
{
var c = new Color(value);
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref c);
return;
}
if (element.VertexElementFormat == VertexElementFormat.Short4)
{
var ns = new Short4(value);
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref ns);
return;
}
if (element.VertexElementFormat == VertexElementFormat.NormalizedShort4)
{
var ns = new NormalizedShort4(value);
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref ns);
return;
}
if (element.VertexElementFormat == VertexElementFormat.HalfVector4)
{
var ns = new HalfVector4(value);
System.Runtime.InteropServices.MemoryMarshal.Write(dstVertex, ref ns);
return;
}
throw new ArgumentException(nameof(element));
}
public void NormalizedShort4()
{
// Test PackedValue
Assert.Equal((ulong)0x0, new NormalizedShort4(Vector4.Zero).PackedValue);
Assert.Equal((ulong)0x7FFF7FFF7FFF7FFF, new NormalizedShort4(Vector4.One).PackedValue);
Assert.Equal(0x8001800180018001, new NormalizedShort4(-Vector4.One).PackedValue);
// Test ToVector4
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.Zero, new NormalizedShort4(Vector4.Zero).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(-Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One * 1234.0f).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(Vector4.One * -1234.0f).ToVector4()));
// Test Ordering
float x = 0.1f;
float y = -0.3f;
float z = 0.5f;
float w = -0.7f;
Assert.Equal(0xa6674000d99a0ccd, new NormalizedShort4(x, y, z, w).PackedValue);
Assert.Equal((ulong)4150390751449251866, new NormalizedShort4(0.0008f, 0.15f, 0.30f, 0.45f).PackedValue);
byte[] rgb = new byte[3];
byte[] rgba = new byte[4];
byte[] bgr = new byte[3];
byte[] bgra = new byte[4];
new NormalizedShort4(x, y, z, w).ToXyzBytes(rgb, 0);
Assert.Equal(rgb, new byte[] { 141, 90, 192 });
new NormalizedShort4(x, y, z, w).ToXyzwBytes(rgba, 0);
Assert.Equal(rgba, new byte[] { 141, 90, 192, 39 });
new NormalizedShort4(x, y, z, w).ToZyxBytes(bgr, 0);
Assert.Equal(bgr, new byte[] { 192, 90, 141 });
new NormalizedShort4(x, y, z, w).ToZyxwBytes(bgra, 0);
Assert.Equal(bgra, new byte[] { 192, 90, 141, 39 });
NormalizedShort4 r = new NormalizedShort4();
r.PackFromBytes(9, 115, 202, 127);
r.ToXyzwBytes(rgba, 0);
Assert.Equal(rgba, new byte[] { 9, 115, 202, 127 });
}
public void NormalizedShort4()
{
// Test PackedValue
Assert.Equal((ulong)0x0, new NormalizedShort4(Vector4.Zero).PackedValue);
Assert.Equal((ulong)0x7FFF7FFF7FFF7FFF, new NormalizedShort4(Vector4.One).PackedValue);
Assert.Equal(0x8001800180018001, new NormalizedShort4(-Vector4.One).PackedValue);
// Test ToVector4
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.Zero, new NormalizedShort4(Vector4.Zero).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(-Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One * 1234.0f).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(Vector4.One * -1234.0f).ToVector4()));
// Test Ordering
float x = 0.1f;
float y = -0.3f;
float z = 0.5f;
float w = -0.7f;
Assert.Equal(0xa6674000d99a0ccd, new NormalizedShort4(x, y, z, w).PackedValue);
Assert.Equal((ulong)4150390751449251866, new NormalizedShort4(0.0008f, 0.15f, 0.30f, 0.45f).PackedValue);
var rgb = default(Rgb24);
var rgba = default(Rgba32);
var bgr = default(Bgr24);
var bgra = default(Bgra32);
new NormalizedShort4(x, y, z, w).ToRgb24(ref rgb);
Assert.Equal(rgb, new Rgb24(141, 90, 192));
new NormalizedShort4(x, y, z, w).ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(141, 90, 192, 39));
new NormalizedShort4(x, y, z, w).ToBgr24(ref bgr);
Assert.Equal(bgr, new Bgr24(141, 90, 192));
new NormalizedShort4(x, y, z, w).ToBgra32(ref bgra);
Assert.Equal(bgra, new Bgra32(141, 90, 192, 39));
var r = new NormalizedShort4();
r.PackFromRgba32(new Rgba32(9, 115, 202, 127));
r.ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(9, 115, 202, 127));
}
public void NormalizedShort4()
{
// Test PackedValue
Assert.Equal(0x0UL, new NormalizedShort4(Vector4.Zero).PackedValue);
Assert.Equal(0x7FFF7FFF7FFF7FFFUL, new NormalizedShort4(Vector4.One).PackedValue);
Assert.Equal(0x8001800180018001, new NormalizedShort4(-Vector4.One).PackedValue);
// Test ToVector4
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.Zero, new NormalizedShort4(Vector4.Zero).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(-Vector4.One).ToVector4()));
Assert.True(Equal(Vector4.One, new NormalizedShort4(Vector4.One * 1234.0f).ToVector4()));
Assert.True(Equal(-Vector4.One, new NormalizedShort4(Vector4.One * -1234.0f).ToVector4()));
// Test ToScaledVector4.
Vector4 scaled = new NormalizedShort4(Vector4.One).ToScaledVector4();
Assert.Equal(1, scaled.X);
Assert.Equal(1, scaled.Y);
Assert.Equal(1, scaled.Z);
Assert.Equal(1, scaled.W);
// Test FromScaledVector4.
var pixel = default(NormalizedShort4);
pixel.FromScaledVector4(scaled);
Assert.Equal(0x7FFF7FFF7FFF7FFFUL, pixel.PackedValue);
// Test Ordering
float x = 0.1f;
float y = -0.3f;
float z = 0.5f;
float w = -0.7f;
Assert.Equal(0xa6674000d99a0ccd, new NormalizedShort4(x, y, z, w).PackedValue);
Assert.Equal(4150390751449251866UL, new NormalizedShort4(0.0008f, 0.15f, 0.30f, 0.45f).PackedValue);
// var rgb = default(Rgb24);
// var rgba = default(Rgba32);
// var bgr = default(Bgr24);
// var bgra = default(Bgra32);
// var argb = default(Argb32);
// new NormalizedShort4(x, y, z, w).ToRgb24(ref rgb);
// Assert.Equal(rgb, new Rgb24(141, 90, 192));
// new NormalizedShort4(x, y, z, w).ToRgba32(ref rgba);
// Assert.Equal(rgba, new Rgba32(141, 90, 192, 39)); // this assert fails in Release build on linux (#594)
// new NormalizedShort4(x, y, z, w).ToBgr24(ref bgr);
// Assert.Equal(bgr, new Bgr24(141, 90, 192));
// new NormalizedShort4(x, y, z, w).ToBgra32(ref bgra);
// Assert.Equal(bgra, new Bgra32(141, 90, 192, 39));
// new NormalizedShort4(x, y, z, w).ToArgb32(ref argb);
// Assert.Equal(argb, new Argb32(141, 90, 192, 39));
// var r = default(NormalizedShort4);
// r.FromRgba32(new Rgba32(9, 115, 202, 127));
// r.ToRgba32(ref rgba);
// Assert.Equal(rgba, new Rgba32(9, 115, 202, 127));
// r = default(NormalizedShort4);
// r.FromBgra32(new Bgra32(9, 115, 202, 127));
// r.ToBgra32(ref bgra);
// Assert.Equal(bgra, new Bgra32(9, 115, 202, 127));
// r = default(NormalizedShort4);
// r.FromArgb32(new Argb32(9, 115, 202, 127));
// r.ToArgb32(ref argb);
// Assert.Equal(argb, new Argb32(9, 115, 202, 127));
}
