protected override Document OnLoad(Stream input)
{
DdsFile ddsFile = new DdsFile();
ddsFile.Load(input);
BitmapLayer layer = Layer.CreateBackgroundLayer(ddsFile.GetWidth(), ddsFile.GetHeight());
Surface surface = layer.Surface;
ColorBgra writeColour = new ColorBgra();
byte[] readPixelData = ddsFile.GetPixelData();
for (int y = 0; y < ddsFile.GetHeight(); y++)
{
for (int x = 0; x < ddsFile.GetWidth(); x++)
{
int readPixelOffset = (y * ddsFile.GetWidth() * 4) + (x * 4);
writeColour.R = readPixelData[readPixelOffset + 0];
writeColour.G = readPixelData[readPixelOffset + 1];
writeColour.B = readPixelData[readPixelOffset + 2];
writeColour.A = readPixelData[readPixelOffset + 3];
surface[x, y] = writeColour;
}
}
// Create a document, add the surface layer to it, and return to caller.
Document document = new Document(surface.Width, surface.Height);
document.Layers.Add(layer);
return(document);
}
protected override unsafe void OnSave(Document input, Stream output, SaveConfigToken token, Surface scratchSurface, ProgressEventHandler callback)
{
DdsSaveConfigToken ddsToken = ( DdsSaveConfigToken )token;
// We need to be able to feast on the goo inside..
scratchSurface.Clear(ColorBgra.Transparent);
using (RenderArgs ra = new RenderArgs(scratchSurface))
{
input.Render(ra, true);
}
// Create the DDS file, and save it..
DdsFile ddsFile = new DdsFile();
ddsFile.Save(output, scratchSurface, ddsToken, callback);
}
