public static unsafe int __gc(IntPtr luaState)
{
var state = Lua.FromIntPtr(luaState);
canvas_t *ud = (canvas_t *)state.ToUserData(1);
SDL_FreeSurface((IntPtr)ud->s);
ud->s = (SDL_Surface *)0;
return(0);
}
internal static unsafe canvas_t *Can(IntPtr luaState)
{
var state = Lua.FromIntPtr(luaState);
canvas_t *c = (canvas_t *)state.ToUserData(Lua.UpValueIndex(1));
if (c == null)
{
Console.WriteLine("ID-10T: CANVAS IS NULL\n");
Eight.Quit();
}
return(c);
}
public static unsafe int Canvas(IntPtr luaState)
{
var state = Lua.FromIntPtr(luaState);
state.Error("Work in progress");
int w = (int)state.CheckInteger(1);
int h = (int)state.CheckInteger(2);
var s = SDL_CreateRGBSurface(0, w, h, 32,
0xff000000,
0x00ff0000,
0x0000ff00,
0x000000ff);
if (s == IntPtr.Zero)
{
state.Error("%s", SDL_GetError());
return(0);
}
var data = state.OptString(3, null);
if (data != null)
{
}
canvas_t *ud = (canvas_t *)state.NewUserData(sizeof(canvas_t));
state.SetMetaTable("canvas_t");
ud->s = (SDL_Surface *)s;
ud->color = 0;
state.PushCopy(-1);
state.Rotate(-2, 1);
state.SetField(-2, "_surface");
return(1);
}