private byte[] DecodeWithoutOpenGLDecoder(byte[] ImageData, uint width, uint height, STGenericTexture GenericTexture)
{
if (!UseOpenGLDecoder)
{
return(STGenericTexture.ConvertBgraToRgba(
STGenericTexture.DecodeBlock(ImageData,
width,
height,
GenericTexture.Format,
GenericTexture.GetPaletteData(),
GenericTexture.Parameters,
GenericTexture.PaletteFormat,
GenericTexture.PlatformSwizzle)));
}
switch (GenericTexture.Format)
{
case TEX_FORMAT.BC1_UNORM:
case TEX_FORMAT.BC1_UNORM_SRGB:
case TEX_FORMAT.BC2_UNORM:
case TEX_FORMAT.BC2_UNORM_SRGB:
case TEX_FORMAT.BC3_UNORM:
case TEX_FORMAT.BC3_UNORM_SRGB:
case TEX_FORMAT.BC5_UNORM:
case TEX_FORMAT.BC6H_SF16:
case TEX_FORMAT.BC6H_UF16:
case TEX_FORMAT.BC7_UNORM:
case TEX_FORMAT.BC7_UNORM_SRGB:
case TEX_FORMAT.R8G8B8A8_UNORM:
case TEX_FORMAT.R8G8B8A8_UNORM_SRGB:
return(ImageData);
case TEX_FORMAT.BC5_SNORM:
return(DDSCompressor.DecompressBC5(ImageData,
(int)width, (int)height, true, true));
default:
if (Runtime.UseDirectXTexDecoder)
{
return(STGenericTexture.ConvertBgraToRgba(
STGenericTexture.DecodeBlock(ImageData,
width,
height,
GenericTexture.Format,
GenericTexture.GetPaletteData(),
GenericTexture.Parameters,
GenericTexture.PaletteFormat,
GenericTexture.PlatformSwizzle)));
}
else
{
return(ImageData);
}
}
}
public void LoadOpenGLTexture(STGenericTexture GenericTexture)
{
if (!Runtime.OpenTKInitialized || GLInitialized || Runtime.UseLegacyGL)
{
return;
}
if (GenericTexture.ArrayCount <= 0)
{
throw new Exception($"No texture data found with texture {GenericTexture.Text}");
}
width = (int)GenericTexture.Width;
height = (int)GenericTexture.Height;
data = GenericTexture.GetImageData(0, 0);
if (data.Length <= 0)
{
throw new Exception("Data is empty!");
}
switch (GenericTexture.Format)
{
case TEX_FORMAT.BC1_UNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
break;
case TEX_FORMAT.BC1_UNORM_SRGB:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
break;
case TEX_FORMAT.BC2_UNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt3Ext;
break;
case TEX_FORMAT.BC2_UNORM_SRGB:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt3Ext;
break;
case TEX_FORMAT.BC3_UNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt5Ext;
break;
case TEX_FORMAT.BC3_UNORM_SRGB:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt5Ext;
break;
case TEX_FORMAT.BC4_UNORM:
case TEX_FORMAT.BC4_SNORM:
//Convert to rgb to prevent red output
//While shaders could prevent this, converting is easier and works fine across all editors
data = STGenericTexture.DecodeBlock(data,
GenericTexture.Width,
GenericTexture.Height,
GenericTexture.Format,
GenericTexture.PlatformSwizzle);
pixelInternalFormat = PixelInternalFormat.Rgba;
pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
// pixelInternalFormat = PixelInternalFormat.CompressedRedRgtc1;
// pixelInternalFormat = PixelInternalFormat.CompressedSignedRedRgtc1;
break;
case TEX_FORMAT.BC5_SNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgRgtc2;
data = DDSCompressor.DecompressBC5(GenericTexture.GetImageData(0, 0),
(int)GenericTexture.Width, (int)GenericTexture.Height, true, true);
pixelInternalFormat = PixelInternalFormat.Rgba;
pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
case TEX_FORMAT.BC5_UNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgRgtc2;
break;
case TEX_FORMAT.BC6H_UF16:
pixelInternalFormat = PixelInternalFormat.CompressedRgbBptcUnsignedFloat;
break;
case TEX_FORMAT.BC6H_SF16:
pixelInternalFormat = PixelInternalFormat.CompressedRgbBptcSignedFloat;
break;
case TEX_FORMAT.BC7_UNORM:
pixelInternalFormat = PixelInternalFormat.CompressedRgbaBptcUnorm;
break;
case TEX_FORMAT.BC7_UNORM_SRGB:
pixelInternalFormat = PixelInternalFormat.CompressedSrgbAlphaBptcUnorm;
break;
case TEX_FORMAT.R8G8B8A8_UNORM:
pixelInternalFormat = PixelInternalFormat.Rgba;
pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
case TEX_FORMAT.R8G8B8A8_UNORM_SRGB:
pixelInternalFormat = PixelInternalFormat.Rgba;
pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
default:
data = STGenericTexture.DecodeBlock(data,
GenericTexture.Width,
GenericTexture.Height,
GenericTexture.Format,
GenericTexture.PlatformSwizzle);
pixelInternalFormat = PixelInternalFormat.Rgba;
pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
}
GLInitialized = true;
TexID = loadImage(this);
}
