protected override Bitmap OnGetBitmap(int imageIndex, int paletteIndex)
{
VtxpImageHeader imageHeader = ImageHeaders[imageIndex];
bool isIndexed = (imageHeader.PaletteOffset != 0);
ImageBinary imageBinary = new ImageBinary();
imageBinary.Width = imageHeader.Width;
imageBinary.Height = imageHeader.Height;
imageBinary.InputEndianness = Endian.LittleEndian;
if (isIndexed)
{
imageBinary.InputPaletteFormat = PSVita.GetPaletteFormat(imageHeader.TextureFormat);
imageBinary.AddInputPalette(imageHeader.PaletteData);
}
imageBinary.InputPixelFormat = PSVita.GetPixelDataFormat(imageHeader.TextureFormat);
imageBinary.AddInputPixels(imageHeader.PixelData);
if (imageHeader.TextureType == VtxpTextureType.Swizzled)
{
imageBinary.InputPixelFormat |= PixelDataFormat.PixelOrderingSwizzledVita;
}
return(imageBinary.GetBitmap());
}
private Bitmap CreateBitmap(int infoIdx, int forcePaletteIdx = -1)
{
SceGxtTextureInfo info = TextureInfos[infoIdx];
ImageBinary imageBinary = new ImageBinary();
imageBinary.Width = info.GetWidth();
imageBinary.Height = info.GetHeight();
imageBinary.InputPixelFormat = PSVita.GetPixelDataFormat(info.GetTextureFormat());
imageBinary.InputEndianness = Endian.LittleEndian;
imageBinary.AddInputPixels(PixelData[infoIdx]);
// TODO: verify all this crap, GXT conversion wrt image [dimension/format/type] is fragile as all hell
SceGxmTextureBaseFormat textureBaseFormat = info.GetTextureBaseFormat();
SceGxmTextureType textureType = info.GetTextureType();
if (textureType == SceGxmTextureType.Linear &&
textureBaseFormat != SceGxmTextureBaseFormat.UBC1 && textureBaseFormat != SceGxmTextureBaseFormat.UBC2 && textureBaseFormat != SceGxmTextureBaseFormat.UBC3 &&
textureBaseFormat != SceGxmTextureBaseFormat.PVRT2BPP && textureBaseFormat != SceGxmTextureBaseFormat.PVRT4BPP &&
textureBaseFormat != SceGxmTextureBaseFormat.PVRTII2BPP && textureBaseFormat != SceGxmTextureBaseFormat.PVRTII4BPP)
{
imageBinary.PhysicalWidth = (int)(((info.DataSize / imageBinary.Height) * 8) / PSVita.GetBitsPerPixel(textureBaseFormat));
imageBinary.PhysicalHeight = info.GetHeight();
}
else
{
imageBinary.PhysicalWidth = info.GetWidthRounded();
imageBinary.PhysicalHeight = info.GetHeightRounded();
}
if (textureBaseFormat != SceGxmTextureBaseFormat.PVRT2BPP && textureBaseFormat != SceGxmTextureBaseFormat.PVRT4BPP)
{
switch (textureType)
{
case SceGxmTextureType.Linear:
// Nothing to be done!
break;
case SceGxmTextureType.Tiled:
// TODO: verify me!
imageBinary.InputPixelFormat |= PixelDataFormat.PixelOrderingTiled3DS;
break;
case SceGxmTextureType.Swizzled:
case SceGxmTextureType.Cube:
// TODO: is cube really the same as swizzled? seems that way from CS' *env* files...
imageBinary.InputPixelFormat |= PixelDataFormat.PixelOrderingSwizzledVita;
break;
case (SceGxmTextureType)0xA0000000:
// TODO: this is odd and needs investigation, found ex. in Odin Sphere, Puyo Puyo Tetris, ...
imageBinary.InputPixelFormat |= PixelDataFormat.PixelOrderingSwizzledVita;
break;
}
}
if (textureBaseFormat == SceGxmTextureBaseFormat.P4 || textureBaseFormat == SceGxmTextureBaseFormat.P8)
{
imageBinary.InputPaletteFormat = PSVita.GetPaletteFormat(info.GetTextureFormat());
if (textureBaseFormat == SceGxmTextureBaseFormat.P4)
{
foreach (byte[] paletteData in P4Palettes)
{
imageBinary.AddInputPalette(paletteData);
}
}
else if (textureBaseFormat == SceGxmTextureBaseFormat.P8)
{
foreach (byte[] paletteData in P8Palettes)
{
imageBinary.AddInputPalette(paletteData);
}
}
}
return(imageBinary.GetBitmap(0, forcePaletteIdx != -1 ? forcePaletteIdx : info.PaletteIndex));
}
