| ␉␉␉␉int rh;␊ |
| ␉␉␉␉unsafe␊ |
| ␉␉␉␉{␊ |
| ␉␉␉␉␉SDL_Surface* surPtr = (SDL_Surface*) surface;␊ |
| ␉␉␉␉␉SDL.SDL_Surface* surPtr = (SDL.SDL_Surface*) surface;␊ |
| ␉␉␉␉␉rw = surPtr->w;␊ |
| ␉␉␉␉␉rh = surPtr->h;␊ |
| ␉␉␉␉}␊ |
|
| ␉␉␉// Copy surface data to output managed byte array␊ |
| ␉␉␉unsafe␊ |
| ␉␉␉{␊ |
| ␉␉␉␉SDL_Surface* surPtr = (SDL_Surface*) surface;␊ |
| ␉␉␉␉SDL.SDL_Surface* surPtr = (SDL.SDL_Surface*) surface;␊ |
| ␉␉␉␉width = surPtr->w;␊ |
| ␉␉␉␉height = surPtr->h;␊ |
| ␉␉␉␉pixels = new byte[width * height * 4]; // MUST be SurfaceFormat.Color!␊ |
|
| ␉␉␉SDL.SDL_LockSurface(surface);␊ |
| ␉␉␉unsafe␊ |
| ␉␉␉{␊ |
| ␉␉␉␉SDL_Surface* surPtr = (SDL_Surface*) surface;␊ |
| ␉␉␉␉SDL.SDL_Surface* surPtr = (SDL.SDL_Surface*) surface;␊ |
| ␉␉␉␉Marshal.Copy(␊ |
| ␉␉␉␉␉data,␊ |
| ␉␉␉␉␉0,␊ |
|
| ␊ |
| ␉␉#region Private Static SDL_Surface Interop␊ |
| ␊ |
| ␉␉[StructLayout(LayoutKind.Sequential)]␊ |
| ␉␉private struct SDL_Surface␊ |
| ␉␉{␊ |
| #pragma warning disable 0169␊ |
| ␉␉␉UInt32 flags;␊ |
| ␉␉␉public IntPtr format;␊ |
| ␉␉␉public Int32 w;␊ |
| ␉␉␉public Int32 h;␊ |
| ␉␉␉Int32 pitch;␊ |
| ␉␉␉public IntPtr pixels;␊ |
| ␉␉␉IntPtr userdata;␊ |
| ␉␉␉Int32 locked;␊ |
| ␉␉␉IntPtr lock_data;␊ |
| ␉␉␉SDL.SDL_Rect clip_rect;␊ |
| ␉␉␉IntPtr map;␊ |
| ␉␉␉Int32 refcount;␊ |
| #pragma warning restore 0169␊ |
| ␉␉}␊ |
| ␊ |
| ␉␉private static unsafe IntPtr INTERNAL_convertSurfaceFormat(IntPtr surface)␊ |
| ␉␉{␊ |
| ␉␉␉IntPtr result = surface;␊ |
| ␉␉␉unsafe␊ |
| ␉␉␉{␊ |
| ␉␉␉␉SDL_Surface* surPtr = (SDL_Surface*) surface;␊ |
| ␉␉␉␉SDL.SDL_Surface* surPtr = (SDL.SDL_Surface*) surface;␊ |
| ␉␉␉␉SDL.SDL_PixelFormat* pixelFormatPtr = (SDL.SDL_PixelFormat*) surPtr->format;␊ |
| ␊ |
| ␉␉␉␉// SurfaceFormat.Color is SDL_PIXELFORMAT_ABGR8888␊ |
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