private static PixelType GetPixelType(BitmapDataBlock.FormatEnum format)
{
switch (format)
{
case BitmapDataBlock.FormatEnum.A1r5g5b5:
return(PixelType.UnsignedShort5551);
case BitmapDataBlock.FormatEnum.A4r4g4b4:
return(PixelType.UnsignedShort4444);
case BitmapDataBlock.FormatEnum.R5g6b5:
return(PixelType.UnsignedShort565);
case BitmapDataBlock.FormatEnum.A8y8:
case BitmapDataBlock.FormatEnum.V8u8:
case BitmapDataBlock.FormatEnum.G8b8:
return(PixelType.UnsignedByte);
case BitmapDataBlock.FormatEnum.A8:
case BitmapDataBlock.FormatEnum.P8:
case BitmapDataBlock.FormatEnum.Y8:
case BitmapDataBlock.FormatEnum.P8bump:
case BitmapDataBlock.FormatEnum.Ay8:
return(PixelType.UnsignedByte);
case BitmapDataBlock.FormatEnum.A8r8g8b8:
case BitmapDataBlock.FormatEnum.X8r8g8b8:
return(PixelType.UnsignedByte);
default:
throw new FormatException("Unsupported Texture Format");
}
}
private static int GetBitSize(BitmapDataBlock.FormatEnum format)
{
switch (format)
{
case BitmapDataBlock.FormatEnum.A1r5g5b5:
case BitmapDataBlock.FormatEnum.A4r4g4b4:
case BitmapDataBlock.FormatEnum.R5g6b5:
case BitmapDataBlock.FormatEnum.A8y8:
case BitmapDataBlock.FormatEnum.V8u8:
case BitmapDataBlock.FormatEnum.G8b8:
return(16);
case BitmapDataBlock.FormatEnum.A8:
case BitmapDataBlock.FormatEnum.P8:
case BitmapDataBlock.FormatEnum.P8bump:
case BitmapDataBlock.FormatEnum.Y8:
case BitmapDataBlock.FormatEnum.Ay8:
case BitmapDataBlock.FormatEnum.Dxt3:
case BitmapDataBlock.FormatEnum.Dxt5:
return(8);
case BitmapDataBlock.FormatEnum.Dxt1:
return(4);
case BitmapDataBlock.FormatEnum.A8r8g8b8:
case BitmapDataBlock.FormatEnum.X8r8g8b8:
return(32);
case BitmapDataBlock.FormatEnum.Argbfp32:
return(128);
case BitmapDataBlock.FormatEnum.Rgbfp16:
return(48);
case BitmapDataBlock.FormatEnum.Rgbfp32:
return(96);
default:
throw new FormatException("Unsupported Texture Format");
}
}
private static PixelFormat GetPixelFormat(BitmapDataBlock.FormatEnum format)
{
switch (format)
{
case BitmapDataBlock.FormatEnum.A1r5g5b5:
case BitmapDataBlock.FormatEnum.A4r4g4b4:
case BitmapDataBlock.FormatEnum.Argbfp32:
case BitmapDataBlock.FormatEnum.A8r8g8b8:
case BitmapDataBlock.FormatEnum.X8r8g8b8:
return(PixelFormat.Rgba);
case BitmapDataBlock.FormatEnum.R5g6b5:
case BitmapDataBlock.FormatEnum.Rgbfp16:
case BitmapDataBlock.FormatEnum.Rgbfp32:
return(PixelFormat.Rgb);
case BitmapDataBlock.FormatEnum.A8y8:
return(PixelFormat.Rg);
case BitmapDataBlock.FormatEnum.V8u8:
case BitmapDataBlock.FormatEnum.G8b8:
return(PixelFormat.Rg);
case BitmapDataBlock.FormatEnum.A8:
return(PixelFormat.Red);
case BitmapDataBlock.FormatEnum.P8:
case BitmapDataBlock.FormatEnum.P8bump:
return(PixelFormat.Red);
case BitmapDataBlock.FormatEnum.Y8:
case BitmapDataBlock.FormatEnum.Ay8:
return(PixelFormat.Red);
default:
throw new FormatException("Unsupported Texture Format");
}
}
private PixelInternalFormat GetPixelInternalFormat(
BitmapDataBlock.FormatEnum format)
{
PixelInternalFormat pixelFormat;
switch (format)
{
case BitmapDataBlock.FormatEnum.A1r5g5b5:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.A4r4g4b4:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.A8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.A8r8g8b8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.A8y8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Argbfp32:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Ay8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Dxt1:
pixelFormat = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
break;
case BitmapDataBlock.FormatEnum.Dxt3:
pixelFormat = PixelInternalFormat.CompressedRgbaS3tcDxt3Ext;
break;
case BitmapDataBlock.FormatEnum.Dxt5:
pixelFormat = PixelInternalFormat.CompressedRgbaS3tcDxt5Ext;
break;
case BitmapDataBlock.FormatEnum.G8b8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.P8:
pixelFormat = PixelInternalFormat.R8;
break;
case BitmapDataBlock.FormatEnum.P8bump:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.R5g6b5:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Rgbfp16:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Rgbfp32:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.V8u8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.X8r8g8b8:
pixelFormat = PixelInternalFormat.Rgba;
break;
case BitmapDataBlock.FormatEnum.Y8:
pixelFormat = PixelInternalFormat.Rgba;
break;
default:
throw new FormatException("Unsupported Texture Format");
}
return(pixelFormat);
}
