public static void DecodeTextureDataToWriter(byte[] data, int width, int height, TextureFormat format,
PipelineWriter writer)
{
if (!format.IsSupported())
throw new FormatException("Unsupported format: " + format.ToString());
PipelineReader reader = null;
switch (format)
{
case TextureFormat.DXT1:
reader = new DXT1Reader(data, format, width, height);
break;
case TextureFormat.DXT2:
case TextureFormat.DXT3:
reader = new DXT3Reader(data, format, width, height);
break;
case TextureFormat.DXT4:
case TextureFormat.DXT5:
reader = new DXT5Reader(data, format, width, height);
break;
case TextureFormat.BC4:
reader = new BC4Reader(data, format, width, height);
break;
case TextureFormat.BC5:
reader = new BC5Reader(data, format, width, height);
break;
default:
reader = new DefaultReader(data, format, width, height);
break;
}
reader.Read(writer);
}
public static Texture2D GetLutStrip(int size)
{
if (!m_LutStrips.TryGetValue(size, out Texture2D value))
{
int num = size * size;
Color[] array = new Color[num * size];
float num2 = 1f / ((float)size - 1f);
for (int i = 0; i < size; i++)
{
int num3 = i * size;
float b = (float)i * num2;
for (int j = 0; j < size; j++)
{
float g = (float)j * num2;
for (int k = 0; k < size; k++)
{
float r = (float)k * num2;
array[j * num + num3 + k] = new Color(r, g, b);
}
}
}
TextureFormat format = TextureFormat.RGBAHalf;
if (!format.IsSupported())
{
format = TextureFormat.ARGB32;
}
Texture2D texture2D = new Texture2D(size * size, size, format, mipmap: false, linear: true);
texture2D.name = "Strip Lut" + size;
texture2D.hideFlags = HideFlags.DontSave;
texture2D.filterMode = FilterMode.Bilinear;
texture2D.wrapMode = TextureWrapMode.Clamp;
texture2D.anisoLevel = 0;
value = texture2D;
value.SetPixels(array);
value.Apply();
m_LutStrips.Add(size, value);
}
return(value);
}
