public void Alpha8_Equality()
{
var left = new Alpha8(16);
var right = new Alpha8(32);
Assert.True(left == new Alpha8(16));
Assert.True(left != right);
Assert.Equal(left, (object)new Alpha8(16));
}
public void Alpha8_ToRgba32()
{
var input = new Alpha8(128);
var expected = new Rgba32(0, 0, 0, 128);
Rgba32 actual = default;
input.ToRgba32(ref actual);
Assert.Equal(expected, actual);
}
public void Alpha8()
{
// Test the limits.
Assert.Equal(0x0, new Alpha8(0F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1F).PackedValue);
// Test clamping.
Assert.Equal(0x0, new Alpha8(-1234F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1234F).PackedValue);
// Test ordering
Assert.Equal(124, new Alpha8(124F / 0xFF).PackedValue);
Assert.Equal(26, new Alpha8(0.1F).PackedValue);
// Test ToVector4.
var vector = new Alpha8(.5F).ToVector4();
Assert.Equal(0, vector.X);
Assert.Equal(0, vector.Y);
Assert.Equal(0, vector.Z);
Assert.Equal(.5F, vector.W, 2);
// Test ToScaledVector4.
Vector4 scaled = new Alpha8(.5F).ToScaledVector4();
Assert.Equal(0, scaled.X);
Assert.Equal(0, scaled.Y);
Assert.Equal(0, scaled.Z);
Assert.Equal(.5F, scaled.W, 2);
// Test PackFromScaledVector4.
var pixel = default(Alpha8);
pixel.PackFromScaledVector4(scaled);
Assert.Equal(128, pixel.PackedValue);
// Test Rgb conversion
var rgb = default(Rgb24);
var rgba = default(Rgba32);
var bgr = default(Bgr24);
var bgra = default(Bgra32);
new Alpha8(.5F).ToRgb24(ref rgb);
Assert.Equal(rgb, new Rgb24(0, 0, 0));
new Alpha8(.5F).ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(0, 0, 0, 128));
new Alpha8(.5F).ToBgr24(ref bgr);
Assert.Equal(bgr, new Bgr24(0, 0, 0));
new Alpha8(.5F).ToBgra32(ref bgra);
Assert.Equal(bgra, new Bgra32(0, 0, 0, 128));
}
public void Alpha8_ToScaledVector4()
{
// arrange
var alpha = new Alpha8(.5F);
// act
Vector4 actual = alpha.ToScaledVector4();
// assert
Assert.Equal(0, actual.X);
Assert.Equal(0, actual.Y);
Assert.Equal(0, actual.Z);
Assert.Equal(.5F, actual.W, 2);
}
public void Alpha8_PackFromScaledVector4()
{
// arrange
Alpha8 alpha = default;
int expected = 128;
Vector4 scaled = new Alpha8(.5F).ToScaledVector4();
// act
alpha.PackFromScaledVector4(scaled);
byte actual = alpha.PackedValue;
// assert
Assert.Equal(expected, actual);
}
public void Alpha8_ToVector4()
{
// Arrange
var alpha = new Alpha8(.5F);
// Act
var actual = alpha.ToVector4();
// Assert
Assert.Equal(0, actual.X);
Assert.Equal(0, actual.Y);
Assert.Equal(0, actual.Z);
Assert.Equal(.5F, actual.W, 2);
}
public void Alpha8_PackFromScaledVector4_ToBgr24()
{
// arrange
Bgr24 actual = default;
Alpha8 alpha = default;
var expected = new Bgr24(0, 0, 0);
Vector4 scaled = new Alpha8(.5F).ToScaledVector4();
// act
alpha.PackFromScaledVector4(scaled);
alpha.ToBgr24(ref actual);
// assert
Assert.Equal(expected, actual);
}
public void Alpha8_PackFromScaledVector4_ToRgba64()
{
// arrange
Alpha8 alpha = default;
Rgba64 actual = default;
var expected = new Rgba64(0, 0, 0, 65535);
Vector4 scaled = new Alpha8(1F).ToScaledVector4();
// act
alpha.PackFromScaledVector4(scaled);
alpha.ToRgba64(ref actual);
// assert
Assert.Equal(expected, actual);
}
public void Alpha8_PackFromScaledVector4_ToRgba32()
{
// arrange
Rgba32 actual = default;
Alpha8 alpha = default;
var expected = new Rgba32(0, 0, 0, 128);
Vector4 scaled = new Alpha8(.5F).ToScaledVector4();
// act
alpha.PackFromScaledVector4(scaled);
alpha.ToRgba32(ref actual);
// assert
Assert.Equal(expected, actual);
}
public void Alpha8()
{
// Test the limits.
Assert.AreEqual(0x0, new Alpha8(0f).PackedValue);
Assert.AreEqual(0xFF, new Alpha8(1f).PackedValue);
// Test clamping.
Assert.AreEqual(0x0, new Alpha8(-1234f).PackedValue);
Assert.AreEqual(0xFF, new Alpha8(1234f).PackedValue);
//Test ordering
Assert.AreEqual(124, new Alpha8(124f / 0xff).PackedValue);
Assert.AreEqual(26, new Alpha8(0.1f).PackedValue);
var packed = new Alpha8(0.5f).PackedValue;
var unpacked = new Alpha8()
{
PackedValue = packed
}.ToAlpha();
Assert.AreEqual(0.5f, unpacked, 0.01f);
}
public void Alpha8()
{
// Test the limits.
Assert.Equal(0x0, new Alpha8(0F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1F).PackedValue);
// Test clamping.
Assert.Equal(0x0, new Alpha8(-1234F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1234F).PackedValue);
// Test ordering
Assert.Equal(124, new Alpha8(124F / 0xFF).PackedValue);
Assert.Equal(26, new Alpha8(0.1F).PackedValue);
// Test ordering
var vector = new Alpha8(.5F).ToVector4();
Assert.Equal(0, vector.X);
Assert.Equal(0, vector.Y);
Assert.Equal(0, vector.Z);
Assert.Equal(.5F, vector.W, 2);
var rgb = default(Rgb24);
var rgba = default(Rgba32);
var bgr = default(Bgr24);
var bgra = default(Bgra32);
new Alpha8(.5F).ToRgb24(ref rgb);
Assert.Equal(rgb, new Rgb24(0, 0, 0));
new Alpha8(.5F).ToRgba32(ref rgba);
Assert.Equal(rgba, new Rgba32(0, 0, 0, 128));
new Alpha8(.5F).ToBgr24(ref bgr);
Assert.Equal(bgr, new Bgr24(0, 0, 0));
new Alpha8(.5F).ToBgra32(ref bgra);
Assert.Equal(bgra, new Bgra32(0, 0, 0, 128));
}
public void Alpha8()
{
// Test the limits.
Assert.Equal(0x0, new Alpha8(0F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1F).PackedValue);
// Test clamping.
Assert.Equal(0x0, new Alpha8(-1234F).PackedValue);
Assert.Equal(0xFF, new Alpha8(1234F).PackedValue);
// Test ordering
Assert.Equal(124, new Alpha8(124F / 0xFF).PackedValue);
Assert.Equal(26, new Alpha8(0.1F).PackedValue);
// Test ordering
Vector4 vector = new Alpha8(.5F).ToVector4();
Assert.Equal(vector.X, 0);
Assert.Equal(vector.Y, 0);
Assert.Equal(vector.Z, 0);
Assert.Equal(vector.W, .5F, 2);
byte[] rgb = new byte[3];
byte[] rgba = new byte[4];
byte[] bgr = new byte[3];
byte[] bgra = new byte[4];
new Alpha8(.5F).ToXyzBytes(rgb, 0);
Assert.Equal(rgb, new byte[] { 0, 0, 0 });
new Alpha8(.5F).ToXyzwBytes(rgba, 0);
Assert.Equal(rgba, new byte[] { 0, 0, 0, 128 });
new Alpha8(.5F).ToZyxBytes(bgr, 0);
Assert.Equal(bgr, new byte[] { 0, 0, 0 });
new Alpha8(.5F).ToZyxwBytes(bgra, 0);
Assert.Equal(bgra, new byte[] { 0, 0, 0, 128 });
}
public _BleedTransparentColor(int minIterations, Alpha8 alphaThreshold)
{
_MinIterations = minIterations;
_AlphaThreshold = alphaThreshold;
}
internal Color[] GetColorData()
{
int colorDataLength = Width * Height;
var colorData = new Color[colorDataLength];
switch (Format)
{
case SurfaceFormat.Single:
var floatData = new float[colorDataLength];
GetData(floatData);
for (int i = 0; i < colorDataLength; i++)
{
float brightness = floatData[i];
// Export as a greyscale image.
colorData[i] = new Color(brightness, brightness, brightness);
}
break;
case SurfaceFormat.Color:
GetData(colorData);
break;
case SurfaceFormat.Alpha8:
var alpha8Data = new Alpha8[colorDataLength];
GetData(alpha8Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(alpha8Data[i].ToVector4());
}
break;
case SurfaceFormat.Bgr565:
var bgr565Data = new Bgr565[colorDataLength];
GetData(bgr565Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(bgr565Data[i].ToVector4());
}
break;
case SurfaceFormat.Bgra4444:
var bgra4444Data = new Bgra4444[colorDataLength];
GetData(bgra4444Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(bgra4444Data[i].ToVector4());
}
break;
case SurfaceFormat.Bgra5551:
var bgra5551Data = new Bgra5551[colorDataLength];
GetData(bgra5551Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(bgra5551Data[i].ToVector4());
}
break;
case SurfaceFormat.HalfSingle:
var halfSingleData = new HalfSingle[colorDataLength];
GetData(halfSingleData);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(halfSingleData[i].ToVector4());
}
break;
case SurfaceFormat.HalfVector2:
var halfVector2Data = new HalfVector2[colorDataLength];
GetData(halfVector2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(halfVector2Data[i].ToVector4());
}
break;
case SurfaceFormat.HalfVector4:
var halfVector4Data = new HalfVector4[colorDataLength];
GetData(halfVector4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(halfVector4Data[i].ToVector4());
}
break;
case SurfaceFormat.NormalizedByte2:
var normalizedByte2Data = new NormalizedByte2[colorDataLength];
GetData(normalizedByte2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(normalizedByte2Data[i].ToVector4());
}
break;
case SurfaceFormat.NormalizedByte4:
var normalizedByte4Data = new NormalizedByte4[colorDataLength];
GetData(normalizedByte4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(normalizedByte4Data[i].ToVector4());
}
break;
case SurfaceFormat.Rg32:
var rg32Data = new Rg32[colorDataLength];
GetData(rg32Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(rg32Data[i].ToVector4());
}
break;
case SurfaceFormat.Rgba64:
var rgba64Data = new Rgba64[colorDataLength];
GetData(rgba64Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(rgba64Data[i].ToVector4());
}
break;
case SurfaceFormat.Rgba1010102:
var rgba1010102Data = new Rgba1010102[colorDataLength];
GetData(rgba1010102Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(rgba1010102Data[i].ToVector4());
}
break;
default:
throw new Exception("Texture surface format not supported");
}
return(colorData);
}
public RGBA128F(Alpha8 alpha) : this()
{
RGBA = new XYZA(255, 255, 255, alpha.A) / 255f;
}
private void GetColorData(Texture2D texture2D)
{
int colorDataLength = texture2D.Width * texture2D.Height;
colorData = new Color[colorDataLength];
switch (texture2D.Format)
{
case SurfaceFormat.Single:
var floatData = new float[colorDataLength];
texture2D.GetData <float>(floatData);
for (int i = 0; i < colorDataLength; i++)
{
float brightness = floatData[i];
// Export as a greyscale image.
colorData[i] = new Color(brightness, brightness, brightness);
}
break;
case SurfaceFormat.Color:
texture2D.GetData <Color>(colorData);
break;
case SurfaceFormat.Alpha8:
var alpha8Data = new Alpha8[colorDataLength];
texture2D.GetData <Alpha8>(alpha8Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)alpha8Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgr565:
var bgr565Data = new Bgr565[colorDataLength];
texture2D.GetData <Bgr565>(bgr565Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgr565Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgra4444:
var bgra4444Data = new Bgra4444[colorDataLength];
texture2D.GetData <Bgra4444>(bgra4444Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgra4444Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgra5551:
var bgra5551Data = new Bgra5551[colorDataLength];
texture2D.GetData <Bgra5551>(bgra5551Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgra5551Data[i]).ToVector4());
}
break;
case SurfaceFormat.HalfSingle:
var halfSingleData = new HalfSingle[colorDataLength];
texture2D.GetData <HalfSingle>(halfSingleData);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfSingleData[i]).ToVector4());
}
break;
case SurfaceFormat.HalfVector2:
var halfVector2Data = new HalfVector2[colorDataLength];
texture2D.GetData <HalfVector2>(halfVector2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfVector2Data[i]).ToVector4());
}
break;
case SurfaceFormat.HalfVector4:
var halfVector4Data = new HalfVector4[colorDataLength];
texture2D.GetData <HalfVector4>(halfVector4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfVector4Data[i]).ToVector4());
}
break;
case SurfaceFormat.NormalizedByte2:
var normalizedByte2Data = new NormalizedByte2[colorDataLength];
texture2D.GetData <NormalizedByte2>(normalizedByte2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)normalizedByte2Data[i]).ToVector4());
}
break;
case SurfaceFormat.NormalizedByte4:
var normalizedByte4Data = new NormalizedByte4[colorDataLength];
texture2D.GetData <NormalizedByte4>(normalizedByte4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)normalizedByte4Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rg32:
var rg32Data = new Rg32[colorDataLength];
texture2D.GetData <Rg32>(rg32Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rg32Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rgba64:
var rgba64Data = new Rgba64[colorDataLength];
texture2D.GetData <Rgba64>(rgba64Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rgba64Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rgba1010102:
var rgba1010102Data = new Rgba1010102[colorDataLength];
texture2D.GetData <Rgba1010102>(rgba1010102Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rgba1010102Data[i]).ToVector4());
}
break;
default:
throw new Exception("Texture surface format not supported");
}
}
private void GetColorData(Texture2D texture2D)
{
int colorDataLength = texture2D.Width * texture2D.Height;
colorData = new Color[colorDataLength];
switch (texture2D.Format)
{
case SurfaceFormat.Color:
texture2D.GetData<Color>(colorData);
break;
case SurfaceFormat.Alpha8:
var alpha8Data = new Alpha8[colorDataLength];
texture2D.GetData<Alpha8>(alpha8Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)alpha8Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgr565:
var bgr565Data = new Bgr565[colorDataLength];
texture2D.GetData<Bgr565>(bgr565Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgr565Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgra4444:
var bgra4444Data = new Bgra4444[colorDataLength];
texture2D.GetData<Bgra4444>(bgra4444Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgra4444Data[i]).ToVector4());
}
break;
case SurfaceFormat.Bgra5551:
var bgra5551Data = new Bgra5551[colorDataLength];
texture2D.GetData<Bgra5551>(bgra5551Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)bgra5551Data[i]).ToVector4());
}
break;
case SurfaceFormat.HalfSingle:
var halfSingleData = new HalfSingle[colorDataLength];
texture2D.GetData<HalfSingle>(halfSingleData);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfSingleData[i]).ToVector4());
}
break;
case SurfaceFormat.HalfVector2:
var halfVector2Data = new HalfVector2[colorDataLength];
texture2D.GetData<HalfVector2>(halfVector2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfVector2Data[i]).ToVector4());
}
break;
case SurfaceFormat.HalfVector4:
var halfVector4Data = new HalfVector4[colorDataLength];
texture2D.GetData<HalfVector4>(halfVector4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)halfVector4Data[i]).ToVector4());
}
break;
case SurfaceFormat.NormalizedByte2:
var normalizedByte2Data = new NormalizedByte2[colorDataLength];
texture2D.GetData<NormalizedByte2>(normalizedByte2Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)normalizedByte2Data[i]).ToVector4());
}
break;
case SurfaceFormat.NormalizedByte4:
var normalizedByte4Data = new NormalizedByte4[colorDataLength];
texture2D.GetData<NormalizedByte4>(normalizedByte4Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)normalizedByte4Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rg32:
var rg32Data = new Rg32[colorDataLength];
texture2D.GetData<Rg32>(rg32Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rg32Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rgba64:
var rgba64Data = new Rgba64[colorDataLength];
texture2D.GetData<Rgba64>(rgba64Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rgba64Data[i]).ToVector4());
}
break;
case SurfaceFormat.Rgba1010102:
var rgba1010102Data = new Rgba1010102[colorDataLength];
texture2D.GetData<Rgba1010102>(rgba1010102Data);
for (int i = 0; i < colorDataLength; i++)
{
colorData[i] = new Color(((IPackedVector)rgba1010102Data[i]).ToVector4());
}
break;
default:
throw new Exception("Texture surface format not supported");
}
}
