public static Tuple <List <byte[]>, ushort[]> GenerateMipList(Bitmap Image, uint TexWidth, uint TexHeight,
uint MipCount, TextureFormats Format, PaletteFormats PaletteFormat)
{
ushort[] paletteData = new ushort[0];
List <byte[]> mipmaps = new List <byte[]>();
for (int mipLevel = 0; mipLevel < MipCount; mipLevel++)
{
int MipWidth = Math.Max(1, (int)TexWidth >> mipLevel);
int MipHeight = Math.Max(1, (int)TexHeight >> mipLevel);
if (mipLevel != 0)
{
Image = BitmapExtension.Resize(Image, MipWidth, MipHeight);
}
var EncodedData = Decode_Gamecube.EncodeData(BitmapExtension.ImageToByte(Image), Format, PaletteFormat, MipWidth, MipHeight);
mipmaps.Add(EncodedData.Item1);
if (mipLevel == 0) //Set palette data once
{
paletteData = EncodedData.Item2;
}
}
Image.Dispose();
return(Tuple.Create(mipmaps, paletteData));
}
private int GetImageSizeGCN()
{
var platform = (GamecubeSwizzle)Platform;
int totalSize = 0;
for (int arrayLevel = 0; arrayLevel < ArrayCount; arrayLevel++)
{
for (int mipLevel = 0; mipLevel < MipCount; mipLevel++)
{
uint width = (uint)Math.Max(1, Width >> mipLevel);
uint height = (uint)Math.Max(1, Height >> mipLevel);
totalSize += Decode_Gamecube.GetDataSize((uint)platform.Format, width, height);
}
}
return(totalSize);
}
public static int GetDataSizeWithMips(uint format, uint Width, uint Height, uint MipCount)
{
if (MipCount == 0)
{
MipCount = 1;
}
int size = 0;
for (int m = 0; m < MipCount; m++)
{
uint width = (uint)Math.Max(1, Width >> m);
uint height = (uint)Math.Max(1, Height >> m);
size += Decode_Gamecube.GetDataSize(format, width, height);
}
return(size);
}
public static byte[] GetMipLevel(byte[] ImageData, uint Width, uint Height, uint MipCount, uint MipLevel, TextureFormats format)
{
uint offset = 0;
for (int m = 0; m < MipCount; m++)
{
uint width = (uint)Math.Max(1, Width >> m);
uint height = (uint)Math.Max(1, Height >> m);
uint size = (uint)Decode_Gamecube.GetDataSize(format, (int)width, (int)height);
if (MipLevel == m)
{
return(ByteUtils.SubArray(ImageData, offset, size));
}
offset += size;
}
return(ImageData);
}
