public Sdl2Window(string title, int x, int y, int width, int height, SDL_WindowFlags flags, bool threadedProcessing)
{
_threadedProcessing = threadedProcessing;
if (threadedProcessing)
{
using (ManualResetEvent mre = new ManualResetEvent(false))
{
WindowParams wp = new WindowParams()
{
Title = title,
X = x,
Y = y,
Width = width,
Height = height,
WindowFlags = flags,
ResetEvent = mre
};
Task.Factory.StartNew(WindowOwnerRoutine, wp, TaskCreationOptions.LongRunning);
mre.WaitOne();
}
}
else
{
_window = SDL_CreateWindow(title, x, y, width, height, flags);
WindowID = SDL_GetWindowID(_window);
Sdl2EventProcessor.RegisterWindow(this);
PostWindowCreated(flags);
}
}
public Sdl2Window(IntPtr windowHandle, bool threadedProcessing)
{
_threadedProcessing = threadedProcessing;
if (threadedProcessing)
{
using (ManualResetEvent mre = new ManualResetEvent(false))
{
WindowParams wp = new WindowParams()
{
WindowHandle = windowHandle,
WindowFlags = 0,
ResetEvent = mre
};
Task.Factory.StartNew(WindowOwnerRoutine, wp, TaskCreationOptions.LongRunning);
mre.WaitOne();
}
}
else
{
_window = SDL_CreateWindowFrom(windowHandle);
WindowID = SDL_GetWindowID(_window);
Sdl2EventProcessor.RegisterWindow(this);
PostWindowCreated(0);
}
}
public Sdl2Window(IntPtr windowHandle, bool threadedProcessing)
{
_threadedProcessing = threadedProcessing;
if (threadedProcessing)
{
using (ManualResetEvent mre = new ManualResetEvent(false))
{
WindowParams wp = new WindowParams()
{
WindowHandle = windowHandle,
WindowFlags = 0,
ResetEvent = mre
};
Task.Factory.StartNew(WindowOwnerRoutine, wp, TaskCreationOptions.LongRunning);
mre.WaitOne();
}
}
else
{
//初始化事件子系统和Vedio子系统后就sdlwindows就可以正常工作了，还有其它很多子系统请自行查看定义
//SDL是一个跨平台的GamePlatform，这里暂时只使用其事件处理，达到通用的目的，类似GLTW库的功能
//veldrid暴露的sdl函数和接口并不完全，可以考虑使用SDLSharp的接口，这里暂不深究。
Sdl2Native.SDL_Init(SDLInitFlags.EVENTS | SDLInitFlags.Video);
_window = SDL_CreateWindowFrom(windowHandle);
//给出一定的错误提示
if (_window == IntPtr.Zero)
{
throw new Exception("SDL_CreateWindowFrom()", new Exception(UTF8_ToManaged((IntPtr)SDL_GetError(), false)));
}
WindowID = SDL_GetWindowID(_window);
Sdl2EventProcessor.RegisterWindow(this);
PostWindowCreated(0);
}
}