public void Run()
{
SSEMath.Load();
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
FLLog.Error("SDL", "SDL_Init failed, exiting.");
return;
}
SDL.SDL_SetHint(SDL.SDL_HINT_IME_INTERNAL_EDITING, "1");
SDL.SDL_SetHint(SDL.SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0");
//Set GL states
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MINOR_VERSION, 2);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_PROFILE_MASK, (int)SDL.SDL_GLprofile.SDL_GL_CONTEXT_PROFILE_CORE);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_DEPTH_SIZE, 24);
//Create Window
var flags = SDL.SDL_WindowFlags.SDL_WINDOW_OPENGL | SDL.SDL_WindowFlags.SDL_WINDOW_RESIZABLE;
if (fullscreen)
{
flags |= SDL.SDL_WindowFlags.SDL_WINDOW_FULLSCREEN_DESKTOP;
}
var sdlWin = SDL.SDL_CreateWindow(
"LibreLancer",
SDL.SDL_WINDOWPOS_CENTERED,
SDL.SDL_WINDOWPOS_CENTERED,
width,
height,
flags
);
//Cursors
curArrow = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_ARROW);
curMove = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_CROSSHAIR);
curTextInput = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_IBEAM);
curResizeNS = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENS);
curResizeEW = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZEWE);
curResizeNESW = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENESW);
curResizeNWSE = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENWSE);
//Window sizing
if (minWindowSize != Point.Zero)
{
SDL.SDL_SetWindowMinimumSize(sdlWin, minWindowSize.X, minWindowSize.Y);
}
if (sdlWin == IntPtr.Zero)
{
FLLog.Error("SDL", "Failed to create window, exiting.");
return;
}
windowptr = sdlWin;
if (forceANGLE)
{
LoadANGLE();
}
else
{
var glcontext = SDL.SDL_GL_CreateContext(sdlWin);
bool check = GL.CheckStringSDL();
if (!check)
{
FLLog.Warning("GL", "GL Version Insufficient - Using DX9");
SDL.SDL_GL_DeleteContext(glcontext);
}
if (glcontext == IntPtr.Zero || !check)
{
if (Platform.RunningOS == OS.Windows)
{
LoadANGLE();
}
else
{
FLLog.Error("OpenGL", "Failed to create OpenGL context, exiting.");
return;
}
}
else
{
GL.LoadSDL();
Renderer = string.Format("{0} ({1})", GL.GetString(GL.GL_VERSION), GL.GetString(GL.GL_RENDERER));
}
}
SetVSync(true);
//Init game state
RenderState = new RenderState();
Load();
//Start game
running = true;
var timer = new Stopwatch();
timer.Start();
double last = 0;
double elapsed = 0;
SDL.SDL_Event e;
SDL.SDL_StopTextInput();
while (running)
{
//Pump message queue
while (SDL.SDL_PollEvent(out e) != 0)
{
switch (e.type)
{
case SDL.SDL_EventType.SDL_QUIT:
{
if (WillClose != null)
{
WillClose();
}
running = false; //TODO: Raise Event
break;
}
case SDL.SDL_EventType.SDL_MOUSEMOTION:
{
Mouse.X = e.motion.x;
Mouse.Y = e.motion.y;
Mouse.OnMouseMove();
break;
}
case SDL.SDL_EventType.SDL_MOUSEBUTTONDOWN:
{
Mouse.X = e.button.x;
Mouse.Y = e.button.y;
var btn = GetMouseButton(e.button.button);
Mouse.Buttons |= btn;
Mouse.OnMouseDown(btn);
break;
}
case SDL.SDL_EventType.SDL_MOUSEBUTTONUP:
{
Mouse.X = e.button.x;
Mouse.Y = e.button.y;
var btn = GetMouseButton(e.button.button);
Mouse.Buttons &= ~btn;
Mouse.OnMouseUp(btn);
break;
}
case SDL.SDL_EventType.SDL_MOUSEWHEEL:
{
Mouse.OnMouseWheel(e.wheel.y);
break;
}
case SDL.SDL_EventType.SDL_TEXTINPUT:
{
Keyboard.OnTextInput(GetEventText(ref e));
break;
}
case SDL.SDL_EventType.SDL_KEYDOWN:
{
Keyboard.OnKeyDown((Keys)e.key.keysym.sym, (KeyModifiers)e.key.keysym.mod, e.key.repeat != 0);
break;
}
case SDL.SDL_EventType.SDL_KEYUP:
{
Keyboard.OnKeyUp((Keys)e.key.keysym.sym, (KeyModifiers)e.key.keysym.mod);
break;
}
case SDL.SDL_EventType.SDL_WINDOWEVENT:
if (e.window.windowEvent == SDL.SDL_WindowEventID.SDL_WINDOWEVENT_RESIZED)
{
SDL.SDL_GetWindowSize(windowptr, out width, out height);
}
break;
}
}
//Do game things
if (!running)
{
break;
}
Action work;
while (actions.TryDequeue(out work))
{
work();
}
totalTime = timer.Elapsed.TotalSeconds;
Update(elapsed);
if (!running)
{
break;
}
Draw(elapsed);
//Frame time before, FPS after
var tk = timer.Elapsed.TotalSeconds - totalTime;
frameTime = CalcAverageTime(tk);
if (_screenshot)
{
TakeScreenshot();
_screenshot = false;
}
if (angle != null)
{
angle.SwapBuffers();
}
else
{
SDL.SDL_GL_SwapWindow(sdlWin);
}
if (GL.FrameHadErrors()) //If there was a GL error, track it down.
{
GL.ErrorChecking = true;
}
elapsed = timer.Elapsed.TotalSeconds - last;
renderFrequency = (1.0 / CalcAverageTick(elapsed));
last = timer.Elapsed.TotalSeconds;
totalTime = timer.Elapsed.TotalSeconds;
if (elapsed < 0)
{
elapsed = 0;
FLLog.Warning("Timing", "Stopwatch returned negative time!");
}
}
Cleanup();
SDL.SDL_Quit();
}
public void Run()
{
FLLog.Info("Engine", "Version: " + Platform.GetInformationalVersion <Game>());
//TODO: This makes i5-7200U on mesa 18 faster, but this should probably be a configurable option
Environment.SetEnvironmentVariable("mesa_glthread", "true");
SSEMath.Load();
if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0)
{
FLLog.Error("SDL", "SDL_Init failed, exiting.");
return;
}
SDL.SDL_SetHint(SDL.SDL_HINT_IME_INTERNAL_EDITING, "1");
SDL.SDL_SetHint(SDL.SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0");
//Set GL states
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MINOR_VERSION, 2);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_PROFILE_MASK, (int)SDL.SDL_GLprofile.SDL_GL_CONTEXT_PROFILE_CORE);
SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_DEPTH_SIZE, 24);
//Create Window
var flags = SDL.SDL_WindowFlags.SDL_WINDOW_OPENGL | SDL.SDL_WindowFlags.SDL_WINDOW_RESIZABLE;
if (fullscreen)
{
flags |= SDL.SDL_WindowFlags.SDL_WINDOW_FULLSCREEN_DESKTOP;
}
var sdlWin = SDL.SDL_CreateWindow(
"LibreLancer",
SDL.SDL_WINDOWPOS_CENTERED,
SDL.SDL_WINDOWPOS_CENTERED,
width,
height,
flags
);
//Cursors
curArrow = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_ARROW);
curMove = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_CROSSHAIR);
curTextInput = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_IBEAM);
curResizeNS = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENS);
curResizeEW = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZEWE);
curResizeNESW = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENESW);
curResizeNWSE = SDL.SDL_CreateSystemCursor(SDL.SDL_SystemCursor.SDL_SYSTEM_CURSOR_SIZENWSE);
//Window sizing
if (minWindowSize != Point.Zero)
{
SDL.SDL_SetWindowMinimumSize(sdlWin, minWindowSize.X, minWindowSize.Y);
}
if (sdlWin == IntPtr.Zero)
{
FLLog.Error("SDL", "Failed to create window, exiting.");
return;
}
SDL.SDL_EventState(SDL.SDL_EventType.SDL_DROPFILE, SDL.SDL_ENABLE);
windowptr = sdlWin;
var glcontext = SDL.SDL_GL_CreateContext(sdlWin);
if (glcontext == IntPtr.Zero || !GL.CheckStringSDL())
{
SDL.SDL_GL_DeleteContext(glcontext);
if (Platform.RunningOS == OS.Windows)
{
SDL.SDL_ShowSimpleMessageBox(SDL.SDL_MessageBoxFlags.SDL_MESSAGEBOX_ERROR, "Librelancer", "Failed to create OpenGL context, exiting.", IntPtr.Zero);
}
FLLog.Error("OpenGL", "Failed to create OpenGL context, exiting.");
return;
}
else
{
GL.LoadSDL();
Renderer = string.Format("{0} ({1})", GL.GetString(GL.GL_VERSION), GL.GetString(GL.GL_RENDERER));
}
SetVSync(true);
//Init game state
RenderState = new RenderState();
Load();
//Start game
running = true;
timer = new Stopwatch();
timer.Start();
double last = 0;
double elapsed = 0;
SDL.SDL_Event e = new SDL.SDL_Event();
SDL.SDL_StopTextInput();
MouseButtons doRelease = 0;
while (running)
{
//Window State
var winFlags = (SDL.SDL_WindowFlags)SDL.SDL_GetWindowFlags(sdlWin);
Focused = (winFlags & SDL.SDL_WindowFlags.SDL_WINDOW_MOUSE_FOCUS) ==
SDL.SDL_WindowFlags.SDL_WINDOW_MOUSE_FOCUS ||
(winFlags & SDL.SDL_WindowFlags.SDL_WINDOW_INPUT_FOCUS) ==
SDL.SDL_WindowFlags.SDL_WINDOW_INPUT_FOCUS;
EventsThisFrame = false;
//This allows for press/release in same frame to have
//button down for one frame, e.g. trackpoint middle click on Linux/libinput.
MouseButtons pressedThisFrame = 0;
Mouse.Buttons &= ~doRelease;
doRelease = 0;
bool eventWaited = false;
if (waitForEvent)
{
waitForEvent = false;
if (SDL.SDL_WaitEventTimeout(out e, 2000) != 0)
{
eventWaited = true;
}
}
//Pump message queue
while (eventWaited || SDL.SDL_PollEvent(out e) != 0)
{
eventWaited = false;
EventsThisFrame = true;
switch (e.type)
{
case SDL.SDL_EventType.SDL_QUIT:
{
if (WillClose != null)
{
WillClose();
}
running = false; //TODO: Raise Event
break;
}
case SDL.SDL_EventType.SDL_MOUSEMOTION:
{
Mouse.X = e.motion.x;
Mouse.Y = e.motion.y;
Mouse.OnMouseMove();
break;
}
case SDL.SDL_EventType.SDL_MOUSEBUTTONDOWN:
{
Mouse.X = e.button.x;
Mouse.Y = e.button.y;
var btn = GetMouseButton(e.button.button);
Mouse.Buttons |= btn;
pressedThisFrame |= btn;
Mouse.OnMouseDown(btn);
break;
}
case SDL.SDL_EventType.SDL_MOUSEBUTTONUP:
{
Mouse.X = e.button.x;
Mouse.Y = e.button.y;
var btn = GetMouseButton(e.button.button);
if ((pressedThisFrame & btn) == btn)
{
doRelease |= btn;
}
else
{
Mouse.Buttons &= ~btn;
}
Mouse.OnMouseUp(btn);
break;
}
case SDL.SDL_EventType.SDL_MOUSEWHEEL:
{
Mouse.OnMouseWheel(e.wheel.y);
break;
}
case SDL.SDL_EventType.SDL_TEXTINPUT:
{
Keyboard.OnTextInput(GetEventText(ref e));
break;
}
case SDL.SDL_EventType.SDL_KEYDOWN:
{
Keyboard.OnKeyDown((Keys)e.key.keysym.scancode, (KeyModifiers)e.key.keysym.mod, e.key.repeat != 0);
break;
}
case SDL.SDL_EventType.SDL_KEYUP:
{
Keyboard.OnKeyUp((Keys)e.key.keysym.scancode, (KeyModifiers)e.key.keysym.mod);
break;
}
case SDL.SDL_EventType.SDL_KEYMAPCHANGED:
KeysExtensions.ResetKeyNames();
break;
case SDL.SDL_EventType.SDL_WINDOWEVENT:
if (e.window.windowEvent == SDL.SDL_WindowEventID.SDL_WINDOWEVENT_RESIZED)
{
SDL.SDL_GetWindowSize(windowptr, out width, out height);
OnResize();
}
break;
case SDL.SDL_EventType.SDL_DROPFILE:
{
var file = UnsafeHelpers.PtrToStringUTF8(e.drop.file);
OnDrop(file);
SDL.SDL_free(e.drop.file);
break;
}
}
}
//Do game things
if (!running)
{
break;
}
Action work;
while (actions.TryDequeue(out work))
{
work();
}
totalTime = timer.Elapsed.TotalSeconds;
Update(elapsed);
if (!running)
{
break;
}
Draw(elapsed);
//Frame time before, FPS after
var tk = timer.Elapsed.TotalSeconds - totalTime;
frameTime = CalcAverageTime(tk);
if (_screenshot)
{
TakeScreenshot();
_screenshot = false;
}
SDL.SDL_GL_SwapWindow(sdlWin);
if (GL.FrameHadErrors()) //If there was a GL error, track it down.
{
GL.ErrorChecking = true;
}
elapsed = timer.Elapsed.TotalSeconds - last;
renderFrequency = (1.0 / CalcAverageTick(elapsed));
last = timer.Elapsed.TotalSeconds;
totalTime = timer.Elapsed.TotalSeconds;
if (elapsed < 0)
{
elapsed = 0;
FLLog.Warning("Timing", "Stopwatch returned negative time!");
}
}
Cleanup();
SDL.SDL_Quit();
}