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dolphin/Source/Plugins/Plugin_VideoOGL/Src/X11Window.cpp

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#include "X11Window.h"
X11Window::X11Window() : GLWindow() {
XVisualInfo *vi;
Colormap cmap;
int dpyWidth, dpyHeight;
int glxMajorVersion, glxMinorVersion;
int vidModeMajorVersion, vidModeMinorVersion;
Atom wmDelete;
// attributes for a single buffered visual in RGBA format with at least
// 8 bits per color and a 24 bit depth buffer
int attrListSgl[] = {GLX_RGBA, GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_DEPTH_SIZE, 24,
None};
// attributes for a double buffered visual in RGBA format with at least
// 8 bits per color and a 24 bit depth buffer
int attrListDbl[] = { GLX_RGBA, GLX_DOUBLEBUFFER,
GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_DEPTH_SIZE, 24,
GLX_SAMPLE_BUFFERS_ARB,
g_Config.iMultisampleMode,
GLX_SAMPLES_ARB, 1, None };
dpy = XOpenDisplay(0);
g_VideoInitialize.pWindowHandle = (HWND)dpy;
screen = DefaultScreen(dpy);
fs = g_Config.bFullscreen; //Set to setting in Options
/* get an appropriate visual */
vi = glXChooseVisual(dpy, screen, attrListDbl);
if (vi == NULL) {
vi = glXChooseVisual(dpy, screen, attrListSgl);
doubleBuffered = False;
ERROR_LOG("Only Singlebuffered Visual!\n");
} else {
doubleBuffered = True;
ERROR_LOG("Got Doublebuffered Visual!\n");
}
glXQueryVersion(dpy, &glxMajorVersion, &glxMinorVersion);
ERROR_LOG("glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion);
/* create a GLX context */
ctx = glXCreateContext(dpy, vi, 0, GL_TRUE);
if(!ctx) {
ERROR_LOG("Couldn't Create GLX context.Quit");
exit(0); // TODO: Don't bring down entire Emu
}
/* create a color map */
cmap = XCreateColormap(dpy, RootWindow(dpy, vi->screen),
vi->visual, AllocNone);
attr.colormap = cmap;
attr.border_pixel = 0;
XkbSetDetectableAutoRepeat(dpy, True, NULL);
// get a connection
XF86VidModeQueryVersion(dpy, &vidModeMajorVersion, &vidModeMinorVersion);
if (fs) {
XF86VidModeModeInfo **modes = NULL;
int modeNum = 0;
int bestMode = 0;
// set best mode to current
bestMode = 0;
ERROR_LOG("XF86VidModeExtension-Version %d.%d\n", vidModeMajorVersion, vidModeMinorVersion);
XF86VidModeGetAllModeLines(dpy, screen, &modeNum, &modes);
if (modeNum > 0 && modes != NULL) {
/* save desktop-resolution before switching modes */
deskMode = *modes[0];
/* look for mode with requested resolution */
for (int i = 0; i < modeNum; i++) {
if ((modes[i]->hdisplay == GetXwin()) &&
(modes[i]->vdisplay == GetYwin())) {
bestMode = i;
}
}
XF86VidModeSwitchToMode(dpy, screen, modes[bestMode]);
XF86VidModeSetViewPort(dpy, screen, 0, 0);
dpyWidth = modes[bestMode]->hdisplay;
dpyHeight = modes[bestMode]->vdisplay;
ERROR_LOG("Resolution %dx%d\n", dpyWidth, dpyHeight);
XFree(modes);
/* create a fullscreen window */
attr.override_redirect = True;
attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask |
KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask;
win = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0,
dpyWidth, dpyHeight, 0, vi->depth, InputOutput,
vi->visual, CWBorderPixel | CWColormap |
CWEventMask | CWOverrideRedirect, &attr);
XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
XMapRaised(dpy, win);
XGrabKeyboard(dpy, win, True, GrabModeAsync,
GrabModeAsync, CurrentTime);
XGrabPointer(dpy, win, True, ButtonPressMask,
GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
}
else {
ERROR_LOG("Failed to start fullscreen. If you received the \n"
"\"XFree86-VidModeExtension\" extension is missing, add\n"
"Load \"extmod\"\n"
"to your X configuration file (under the Module Section)\n");
fs = 0;
}
}
if (!fs) {
// create a window in window mode
attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask |
KeyReleaseMask | ButtonReleaseMask |
StructureNotifyMask | ResizeRedirectMask;
win = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0, GetXwin(),
GetYwin(), 0, vi->depth, InputOutput, vi->visual,
CWBorderPixel | CWColormap | CWEventMask, &attr);
// only set window title and handle wm_delete_events if in windowed mode
wmDelete = XInternAtom(dpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(dpy, win, &wmDelete, 1);
XSetStandardProperties(dpy, win, "GPU",
"GPU", None, NULL, 0, NULL);
XMapRaised(dpy, win);
}
}
X11Window::~X11Window() {
if (ctx) {
if (!glXMakeCurrent(dpy, None, NULL)) {
ERROR_LOG("Could not release drawing context.\n");
}
XUnmapWindow(dpy, win);
glXDestroyContext(dpy, ctx);
XCloseDisplay(dpy);
ctx = NULL;
}
/* switch back to original desktop resolution if we were in fs */
if (dpy != NULL) {
if (fs) {
XF86VidModeSwitchToMode(dpy, screen, &deskMode);
XF86VidModeSetViewPort(dpy, screen, 0, 0);
}
}
}
void X11Window::SwapBuffers() {
glXSwapBuffers(dpy, win);
}
void X11Window::SetWindowText(const char *text) {
/**
* Tell X to ask the window manager to set the window title. (X
* itself doesn't provide window title functionality.)
*/
XStoreName(dpy, win, text);
}
bool X11Window::PeekMessages() {
// TODO: implement
return false;
}
// Taken from sfml code
void X11Window::ProcessEvent(XEvent WinEvent) {
switch (WinEvent.type) {
case KeyPress :
{
// Get the keysym of the key that has been pressed
static XComposeStatus KeyboardStatus;
char Buffer[32];
KeySym Sym;
XLookupString(&WinEvent.xkey, Buffer, sizeof(Buffer), &Sym, &KeyboardStatus);
// Fill the event parameters
sf::Event Evt;
Evt.Type = sf::Event::KeyPressed;
Evt.Key.Code = KeysymToSF(Sym);
Evt.Key.Alt = WinEvent.xkey.state & Mod1Mask;
Evt.Key.Control = WinEvent.xkey.state & ControlMask;
Evt.Key.Shift = WinEvent.xkey.state & ShiftMask;
eventHandler->addEvent(&Evt);
break;
}
// Key up event
case KeyRelease :
{
// Get the keysym of the key that has been pressed
char Buffer[32];
KeySym Sym;
XLookupString(&WinEvent.xkey, Buffer, 32, &Sym, NULL);
// Fill the event parameters
sf::Event Evt;
Evt.Type = sf::Event::KeyReleased;
Evt.Key.Code = KeysymToSF(Sym);
Evt.Key.Alt = WinEvent.xkey.state & Mod1Mask;
Evt.Key.Control = WinEvent.xkey.state & ControlMask;
Evt.Key.Shift = WinEvent.xkey.state & ShiftMask;
eventHandler->addEvent(&Evt);
break;
}
}
}
void X11Window::Update() {
// We just check all of our events here
XEvent event;
// KeySym key;
// int x,y;
// u32 w,h,depth;
int num_events;
for (num_events = XPending(dpy);num_events > 0;num_events--) {
XNextEvent(dpy, &event);
ProcessEvent(event);
/* case ButtonPress:
case ButtonRelease:
XPutBackEvent(dpy, &event);
break;
case ConfigureNotify:
Window winDummy;
unsigned int borderDummy;
XGetGeometry(dpy, win, &winDummy, &x, &y,
&w, &h, &borderDummy, &depth);
SetSize(w, h);
break;
case ClientMessage: //TODO: We aren't reading this correctly, It could be anything, highest chance is that it's a close event though
Video_Shutdown(); // Calling from here since returning false does nothing
return;
break;
default:
//TODO: Should we put the event back if we don't handle it?
// I think we handle all the needed ones, the rest shouldn't matter
// But to be safe, let's but them back anyway
//XPutBackEvent(dpy, &event);
break;
}*/
}
eventHandler->Update();
updateDim();
}
bool X11Window::MakeCurrent() {
Window winDummy;
unsigned int borderDummy;
int x,y;
u32 w,h,depth;
// connect the glx-context to the window
glXMakeCurrent(dpy, win, ctx);
XGetGeometry(dpy, win, &winDummy, &x, &y,
&w, &h, &borderDummy, &depth);
ERROR_LOG("GLWin Depth %d", depth);
if (glXIsDirect(dpy, ctx))
ERROR_LOG("you have Direct Rendering!");
else
ERROR_LOG("no Direct Rendering possible!");
// better for pad plugin key input (thc)
XSelectInput(dpy, win, ExposureMask | KeyPressMask | ButtonPressMask |
KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask |
EnterWindowMask | LeaveWindowMask | FocusChangeMask);
return true;
}
// Taken from SF code
sf::Key::Code X11Window::KeysymToSF(KeySym Sym) {
// First convert to uppercase (to avoid dealing with two different keysyms for the same key)
KeySym Lower, Key;
XConvertCase(Sym, &Lower, &Key);
switch (Key)
{
case XK_Shift_L : return sf::Key::LShift;
case XK_Shift_R : return sf::Key::RShift;
case XK_Control_L : return sf::Key::LControl;
case XK_Control_R : return sf::Key::RControl;
case XK_Alt_L : return sf::Key::LAlt;
case XK_Alt_R : return sf::Key::RAlt;
case XK_Super_L : return sf::Key::LSystem;
case XK_Super_R : return sf::Key::RSystem;
case XK_Menu : return sf::Key::Menu;
case XK_Escape : return sf::Key::Escape;
case XK_semicolon : return sf::Key::SemiColon;
case XK_slash : return sf::Key::Slash;
case XK_equal : return sf::Key::Equal;
case XK_minus : return sf::Key::Dash;
case XK_bracketleft : return sf::Key::LBracket;
case XK_bracketright : return sf::Key::RBracket;
case XK_comma : return sf::Key::Comma;
case XK_period : return sf::Key::Period;
case XK_dead_acute : return sf::Key::Quote;
case XK_backslash : return sf::Key::BackSlash;
case XK_dead_grave : return sf::Key::Tilde;
case XK_space : return sf::Key::Space;
case XK_Return : return sf::Key::Return;
case XK_KP_Enter : return sf::Key::Return;
case XK_BackSpace : return sf::Key::Back;
case XK_Tab : return sf::Key::Tab;
case XK_Prior : return sf::Key::PageUp;
case XK_Next : return sf::Key::PageDown;
case XK_End : return sf::Key::End;
case XK_Home : return sf::Key::Home;
case XK_Insert : return sf::Key::Insert;
case XK_Delete : return sf::Key::Delete;
case XK_KP_Add : return sf::Key::Add;
case XK_KP_Subtract : return sf::Key::Subtract;
case XK_KP_Multiply : return sf::Key::Multiply;
case XK_KP_Divide : return sf::Key::Divide;
case XK_Pause : return sf::Key::Pause;
case XK_F1 : return sf::Key::F1;
case XK_F2 : return sf::Key::F2;
case XK_F3 : return sf::Key::F3;
case XK_F4 : return sf::Key::F4;
case XK_F5 : return sf::Key::F5;
case XK_F6 : return sf::Key::F6;
case XK_F7 : return sf::Key::F7;
case XK_F8 : return sf::Key::F8;
case XK_F9 : return sf::Key::F9;
case XK_F10 : return sf::Key::F10;
case XK_F11 : return sf::Key::F11;
case XK_F12 : return sf::Key::F12;
case XK_F13 : return sf::Key::F13;
case XK_F14 : return sf::Key::F14;
case XK_F15 : return sf::Key::F15;
case XK_Left : return sf::Key::Left;
case XK_Right : return sf::Key::Right;
case XK_Up : return sf::Key::Up;
case XK_Down : return sf::Key::Down;
case XK_KP_0 : return sf::Key::Numpad0;
case XK_KP_1 : return sf::Key::Numpad1;
case XK_KP_2 : return sf::Key::Numpad2;
case XK_KP_3 : return sf::Key::Numpad3;
case XK_KP_4 : return sf::Key::Numpad4;
case XK_KP_5 : return sf::Key::Numpad5;
case XK_KP_6 : return sf::Key::Numpad6;
case XK_KP_7 : return sf::Key::Numpad7;
case XK_KP_8 : return sf::Key::Numpad8;
case XK_Z : return sf::Key::Z;
case XK_E : return sf::Key::E;
case XK_R : return sf::Key::R;
case XK_T : return sf::Key::T;
case XK_Y : return sf::Key::Y;
case XK_U : return sf::Key::U;
case XK_I : return sf::Key::I;
case XK_O : return sf::Key::O;
case XK_P : return sf::Key::P;
case XK_Q : return sf::Key::Q;
case XK_S : return sf::Key::S;
case XK_D : return sf::Key::D;
case XK_F : return sf::Key::F;
case XK_G : return sf::Key::G;
case XK_H : return sf::Key::H;
case XK_J : return sf::Key::J;
case XK_K : return sf::Key::K;
case XK_L : return sf::Key::L;
case XK_M : return sf::Key::M;
case XK_W : return sf::Key::W;
case XK_X : return sf::Key::X;
case XK_C : return sf::Key::C;
case XK_V : return sf::Key::V;
case XK_B : return sf::Key::B;
case XK_N : return sf::Key::N;
case XK_0 : return sf::Key::Num0;
case XK_1 : return sf::Key::Num1;
case XK_2 : return sf::Key::Num2;
case XK_3 : return sf::Key::Num3;
case XK_4 : return sf::Key::Num4;
case XK_5 : return sf::Key::Num5;
case XK_6 : return sf::Key::Num6;
case XK_7 : return sf::Key::Num7;
case XK_8 : return sf::Key::Num8;
case XK_9 : return sf::Key::Num9;
}
return sf::Key::Code(0);
}
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