/*************************************************************************/ /* os_x11.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "os_x11.h" #include "drivers/gles2/rasterizer_gles2.h" #include "errno.h" #include "key_mapping_x11.h" #include "print_string.h" #include "servers/physics/physics_server_sw.h" #include "servers/visual/visual_server_raster.h" #include #include #include #include "X11/Xutil.h" #include "X11/Xatom.h" #include "X11/extensions/Xinerama.h" #include "scene/resources/texture.h" // ICCCM #define WM_NormalState 1L // window normal state #define WM_IconicState 3L // window minimized // EWMH #define _NET_WM_STATE_REMOVE 0L // remove/unset property #define _NET_WM_STATE_ADD 1L // add/set property #define _NET_WM_STATE_TOGGLE 2L // toggle property #include "main/main.h" #include #include #include #include #include //stupid linux.h #ifdef KEY_TAB #undef KEY_TAB #endif #include #undef CursorShape #include int OS_X11::get_video_driver_count() const { return 1; } const char *OS_X11::get_video_driver_name(int p_driver) const { return "GLES2"; } OS::VideoMode OS_X11::get_default_video_mode() const { return OS::VideoMode(1024, 600, false); } int OS_X11::get_audio_driver_count() const { return AudioDriverManagerSW::get_driver_count(); } const char *OS_X11::get_audio_driver_name(int p_driver) const { AudioDriverSW *driver = AudioDriverManagerSW::get_driver(p_driver); ERR_FAIL_COND_V(!driver, ""); return AudioDriverManagerSW::get_driver(p_driver)->get_name(); } void OS_X11::initialize_core() { crash_handler.initialize(); OS_Unix::initialize_core(); } void OS_X11::initialize(const VideoMode &p_desired, int p_video_driver, int p_audio_driver) { last_button_state = 0; xmbstring = NULL; event_id = 0; x11_window = 0; last_click_ms = 0; args = OS::get_singleton()->get_cmdline_args(); current_videomode = p_desired; main_loop = NULL; last_timestamp = 0; last_mouse_pos_valid = false; last_keyrelease_time = 0; xdnd_version = 0; if (get_render_thread_mode() == RENDER_SEPARATE_THREAD) { XInitThreads(); } /** XLIB INITIALIZATION **/ x11_display = XOpenDisplay(NULL); char *modifiers = XSetLocaleModifiers("@im=none"); if (modifiers == NULL) { WARN_PRINT("Error setting locale modifiers"); } const char *err; xrr_get_monitors = NULL; xrr_free_monitors = NULL; int xrandr_major = 0; int xrandr_minor = 0; int event_base, error_base; xrandr_ext_ok = XRRQueryExtension(x11_display, &event_base, &error_base); xrandr_handle = dlopen("libXrandr.so.2", RTLD_LAZY); if (!xrandr_handle) { err = dlerror(); fprintf(stderr, "could not load libXrandr.so.2, Error: %s\n", err); } else { XRRQueryVersion(x11_display, &xrandr_major, &xrandr_minor); if (((xrandr_major << 8) | xrandr_minor) >= 0x0105) { xrr_get_monitors = (xrr_get_monitors_t)dlsym(xrandr_handle, "XRRGetMonitors"); if (!xrr_get_monitors) { err = dlerror(); fprintf(stderr, "could not find symbol XRRGetMonitors\nError: %s\n", err); } else { xrr_free_monitors = (xrr_free_monitors_t)dlsym(xrandr_handle, "XRRFreeMonitors"); if (!xrr_free_monitors) { err = dlerror(); fprintf(stderr, "could not find XRRFreeMonitors\nError: %s\n", err); xrr_get_monitors = NULL; } } } } #ifdef TOUCH_ENABLED if (!XQueryExtension(x11_display, "XInputExtension", &touch.opcode, &event_base, &error_base)) { fprintf(stderr, "XInput extension not available"); } else { // 2.2 is the first release with multitouch int xi_major = 2; int xi_minor = 2; if (XIQueryVersion(x11_display, &xi_major, &xi_minor) != Success) { fprintf(stderr, "XInput 2.2 not available (server supports %d.%d)\n", xi_major, xi_minor); } else { int dev_count; XIDeviceInfo *info = XIQueryDevice(x11_display, XIAllDevices, &dev_count); for (int i = 0; i < dev_count; i++) { XIDeviceInfo *dev = &info[i]; if (!dev->enabled) continue; if (!(dev->use == XIMasterPointer || dev->use == XIFloatingSlave)) continue; bool direct_touch = false; for (int j = 0; j < dev->num_classes; j++) { if (dev->classes[j]->type == XITouchClass && ((XITouchClassInfo *)dev->classes[j])->mode == XIDirectTouch) { direct_touch = true; break; } } if (direct_touch) { touch.devices.push_back(dev->deviceid); fprintf(stderr, "Using touch device: %s\n", dev->name); } } XIFreeDeviceInfo(info); if (!touch.devices.size()) { fprintf(stderr, "No touch devices found\n"); } } } #endif xim = XOpenIM(x11_display, NULL, NULL, NULL); if (xim == NULL) { WARN_PRINT("XOpenIM failed"); xim_style = 0L; } else { ::XIMStyles *xim_styles = NULL; xim_style = 0L; char *imvalret = NULL; imvalret = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL); if (imvalret != NULL || xim_styles == NULL) { fprintf(stderr, "Input method doesn't support any styles\n"); } if (xim_styles) { xim_style = 0L; for (int i = 0; i < xim_styles->count_styles; i++) { if (xim_styles->supported_styles[i] == (XIMPreeditNothing | XIMStatusNothing)) { xim_style = xim_styles->supported_styles[i]; break; } } XFree(xim_styles); } XFree(imvalret); } /* char* windowid = getenv("GODOT_WINDOWID"); if (windowid) { //freopen("/home/punto/stdout", "w", stdout); //reopen("/home/punto/stderr", "w", stderr); x11_window = atol(windowid); XWindowAttributes xwa; XGetWindowAttributes(x11_display,x11_window,&xwa); current_videomode.width = xwa.width; current_videomode.height = xwa.height; }; */ // maybe contextgl wants to be in charge of creating the window //print_line("def videomode "+itos(current_videomode.width)+","+itos(current_videomode.height)); #if defined(OPENGL_ENABLED) || defined(LEGACYGL_ENABLED) context_gl = memnew(ContextGL_X11(x11_display, x11_window, current_videomode, false)); context_gl->initialize(); rasterizer = memnew(RasterizerGLES2); #endif visual_server = memnew(VisualServerRaster(rasterizer)); if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) { visual_server = memnew(VisualServerWrapMT(visual_server, get_render_thread_mode() == RENDER_SEPARATE_THREAD)); } // borderless fullscreen window mode if (current_videomode.fullscreen) { current_videomode.fullscreen = false; set_window_fullscreen(true); } if (current_videomode.always_on_top) { current_videomode.always_on_top = false; set_window_always_on_top(true); } // disable resizable window if (!current_videomode.resizable) { XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = PMinSize | PMaxSize; XWindowAttributes xwa; if (current_videomode.fullscreen) { XGetWindowAttributes(x11_display, DefaultRootWindow(x11_display), &xwa); } else { XGetWindowAttributes(x11_display, x11_window, &xwa); } xsh->min_width = xwa.width; xsh->max_width = xwa.width; xsh->min_height = xwa.height; xsh->max_height = xwa.height; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } AudioDriverManagerSW::get_driver(p_audio_driver)->set_singleton(); audio_driver_index = p_audio_driver; if (AudioDriverManagerSW::get_driver(p_audio_driver)->init() != OK) { bool success = false; audio_driver_index = -1; for (int i = 0; i < AudioDriverManagerSW::get_driver_count(); i++) { if (i == p_audio_driver) continue; AudioDriverManagerSW::get_driver(i)->set_singleton(); if (AudioDriverManagerSW::get_driver(i)->init() == OK) { success = true; print_line("Audio Driver Failed: " + String(AudioDriverManagerSW::get_driver(p_audio_driver)->get_name())); print_line("Using alternate audio driver: " + String(AudioDriverManagerSW::get_driver(i)->get_name())); audio_driver_index = i; break; } } if (!success) { ERR_PRINT("Initializing audio failed."); } } sample_manager = memnew(SampleManagerMallocSW); audio_server = memnew(AudioServerSW(sample_manager)); audio_server->init(); spatial_sound_server = memnew(SpatialSoundServerSW); spatial_sound_server->init(); spatial_sound_2d_server = memnew(SpatialSound2DServerSW); spatial_sound_2d_server->init(); ERR_FAIL_COND(!visual_server); ERR_FAIL_COND(x11_window == 0); XSetWindowAttributes new_attr; new_attr.event_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask | Button1MotionMask | Button2MotionMask | Button3MotionMask | Button4MotionMask | Button5MotionMask | ButtonMotionMask | KeymapStateMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask | SubstructureNotifyMask | SubstructureRedirectMask | FocusChangeMask | PropertyChangeMask | ColormapChangeMask | OwnerGrabButtonMask; XChangeWindowAttributes(x11_display, x11_window, CWEventMask, &new_attr); #ifdef TOUCH_ENABLED if (touch.devices.size()) { // Must be alive after this block static unsigned char mask_data[XIMaskLen(XI_LASTEVENT)] = {}; touch.event_mask.deviceid = XIAllDevices; touch.event_mask.mask_len = sizeof(mask_data); touch.event_mask.mask = mask_data; XISetMask(touch.event_mask.mask, XI_TouchBegin); XISetMask(touch.event_mask.mask, XI_TouchUpdate); XISetMask(touch.event_mask.mask, XI_TouchEnd); XISetMask(touch.event_mask.mask, XI_TouchOwnership); XISelectEvents(x11_display, x11_window, &touch.event_mask, 1); // Disabled by now since grabbing also blocks mouse events // (they are received as extended events instead of standard events) /*XIClearMask(touch.event_mask.mask, XI_TouchOwnership); // Grab touch devices to avoid OS gesture interference for (int i = 0; i < touch.devices.size(); ++i) { XIGrabDevice(x11_display, touch.devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &touch.event_mask); }*/ } #endif XClassHint *classHint; /* set the titlebar name */ XStoreName(x11_display, x11_window, "Godot"); /* set the name and class hints for the window manager to use */ classHint = XAllocClassHint(); if (classHint) { classHint->res_name = (char *)"Godot_Engine"; classHint->res_class = (char *)"Godot"; } XSetClassHint(x11_display, x11_window, classHint); XFree(classHint); wm_delete = XInternAtom(x11_display, "WM_DELETE_WINDOW", true); XSetWMProtocols(x11_display, x11_window, &wm_delete, 1); if (xim && xim_style) { xic = XCreateIC(xim, XNInputStyle, xim_style, XNClientWindow, x11_window, XNFocusWindow, x11_window, (char *)NULL); } else { xic = NULL; WARN_PRINT("XCreateIC couldn't create xic"); } cursor_size = XcursorGetDefaultSize(x11_display); cursor_theme = XcursorGetTheme(x11_display); if (!cursor_theme) { if (is_stdout_verbose()) { print_line("XcursorGetTheme could not get cursor theme"); } cursor_theme = "default"; } for (int i = 0; i < CURSOR_MAX; i++) { cursors[i] = None; img[i] = NULL; } current_cursor = CURSOR_ARROW; if (cursor_theme) { //print_line("cursor theme: "+String(cursor_theme)); for (int i = 0; i < CURSOR_MAX; i++) { static const char *cursor_file[] = { "left_ptr", "xterm", "hand2", "cross", "watch", "left_ptr_watch", "fleur", "hand1", "X_cursor", "sb_v_double_arrow", "sb_h_double_arrow", "size_bdiag", "size_fdiag", "hand1", "sb_v_double_arrow", "sb_h_double_arrow", "question_arrow" }; img[i] = XcursorLibraryLoadImage(cursor_file[i], cursor_theme, cursor_size); if (img[i]) { cursors[i] = XcursorImageLoadCursor(x11_display, img[i]); //print_line("found cursor: "+String(cursor_file[i])+" id "+itos(cursors[i])); } else { if (OS::is_stdout_verbose()) print_line("failed cursor: " + String(cursor_file[i])); } } } { Pixmap cursormask; XGCValues xgc; GC gc; XColor col; Cursor cursor; cursormask = XCreatePixmap(x11_display, RootWindow(x11_display, DefaultScreen(x11_display)), 1, 1, 1); xgc.function = GXclear; gc = XCreateGC(x11_display, cursormask, GCFunction, &xgc); XFillRectangle(x11_display, cursormask, gc, 0, 0, 1, 1); col.pixel = 0; col.red = 0; col.flags = 4; cursor = XCreatePixmapCursor(x11_display, cursormask, cursormask, &col, &col, 0, 0); XFreePixmap(x11_display, cursormask); XFreeGC(x11_display, gc); if (cursor == None) { ERR_PRINT("FAILED CREATING CURSOR"); } null_cursor = cursor; } set_cursor_shape(CURSOR_BUSY); //Set Xdnd (drag & drop) support Atom XdndAware = XInternAtom(x11_display, "XdndAware", False); Atom version = 5; XChangeProperty(x11_display, x11_window, XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char *)&version, 1); xdnd_enter = XInternAtom(x11_display, "XdndEnter", False); xdnd_position = XInternAtom(x11_display, "XdndPosition", False); xdnd_status = XInternAtom(x11_display, "XdndStatus", False); xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False); xdnd_drop = XInternAtom(x11_display, "XdndDrop", False); xdnd_finished = XInternAtom(x11_display, "XdndFinished", False); xdnd_selection = XInternAtom(x11_display, "XdndSelection", False); requested = None; visual_server->init(); // physics_server = memnew(PhysicsServerSW); physics_server->init(); //physics_2d_server = memnew( Physics2DServerSW ); physics_2d_server = Physics2DServerWrapMT::init_server(); physics_2d_server->init(); input = memnew(InputDefault); #ifdef JOYDEV_ENABLED joystick = memnew(joystick_linux(input)); #endif _ensure_data_dir(); } void OS_X11::finalize() { if (main_loop) memdelete(main_loop); main_loop = NULL; spatial_sound_server->finish(); memdelete(spatial_sound_server); spatial_sound_2d_server->finish(); memdelete(spatial_sound_2d_server); //if (debugger_connection_console) { // memdelete(debugger_connection_console); //} #ifdef JOYDEV_ENABLED memdelete(joystick); #endif #ifdef TOUCH_ENABLED touch.devices.clear(); touch.state.clear(); #endif memdelete(input); memdelete(sample_manager); audio_server->finish(); memdelete(audio_server); visual_server->finish(); memdelete(visual_server); memdelete(rasterizer); physics_server->finish(); memdelete(physics_server); physics_2d_server->finish(); memdelete(physics_2d_server); if (xrandr_handle) dlclose(xrandr_handle); XUnmapWindow(x11_display, x11_window); XDestroyWindow(x11_display, x11_window); #if defined(OPENGL_ENABLED) || defined(LEGACYGL_ENABLED) memdelete(context_gl); #endif for (int i = 0; i < CURSOR_MAX; i++) { if (cursors[i] != None) XFreeCursor(x11_display, cursors[i]); if (img[i] != NULL) XcursorImageDestroy(img[i]); }; XDestroyIC(xic); XCloseIM(xim); XCloseDisplay(x11_display); if (xmbstring) memfree(xmbstring); args.clear(); } void OS_X11::set_mouse_mode(MouseMode p_mode) { if (p_mode == mouse_mode) return; if (mouse_mode == MOUSE_MODE_CAPTURED) XUngrabPointer(x11_display, CurrentTime); if (mouse_mode != MOUSE_MODE_VISIBLE && p_mode == MOUSE_MODE_VISIBLE) XUndefineCursor(x11_display, x11_window); if (p_mode != MOUSE_MODE_VISIBLE && mouse_mode == MOUSE_MODE_VISIBLE) { XDefineCursor(x11_display, x11_window, null_cursor); } mouse_mode = p_mode; if (mouse_mode == MOUSE_MODE_CAPTURED) { while (true) { //flush pending motion events if (XPending(x11_display) > 0) { XEvent event; XPeekEvent(x11_display, &event); if (event.type == MotionNotify) { XNextEvent(x11_display, &event); } else { break; } } else { break; } } if (XGrabPointer( x11_display, x11_window, True, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync, GrabModeAsync, x11_window, None, CurrentTime) != GrabSuccess) { ERR_PRINT("NO GRAB"); } center.x = current_videomode.width / 2; center.y = current_videomode.height / 2; XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)center.x, (int)center.y); input->set_mouse_pos(center); } else { do_mouse_warp = false; } XFlush(x11_display); } void OS_X11::warp_mouse_pos(const Point2 &p_to) { if (mouse_mode == MOUSE_MODE_CAPTURED) { last_mouse_pos = p_to; } else { /*XWindowAttributes xwa; XGetWindowAttributes(x11_display, x11_window, &xwa); printf("%d %d\n", xwa.x, xwa.y); needed? */ XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)p_to.x, (int)p_to.y); } } OS::MouseMode OS_X11::get_mouse_mode() const { return mouse_mode; } int OS_X11::get_mouse_button_state() const { return last_button_state; } Point2 OS_X11::get_mouse_pos() const { return last_mouse_pos; } void OS_X11::set_window_title(const String &p_title) { XStoreName(x11_display, x11_window, p_title.utf8().get_data()); Atom _net_wm_name = XInternAtom(x11_display, "_NET_WM_NAME", false); Atom utf8_string = XInternAtom(x11_display, "UTF8_STRING", false); XChangeProperty(x11_display, x11_window, _net_wm_name, utf8_string, 8, PropModeReplace, (unsigned char *)p_title.utf8().get_data(), p_title.utf8().length()); } void OS_X11::set_video_mode(const VideoMode &p_video_mode, int p_screen) { } OS::VideoMode OS_X11::get_video_mode(int p_screen) const { return current_videomode; } void OS_X11::get_fullscreen_mode_list(List *p_list, int p_screen) const { } void OS_X11::set_wm_fullscreen(bool p_enabled) { if (p_enabled && !is_window_resizable()) { // Set the window as resizable to prevent window managers to ignore the fullscreen state flag. XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = 0L; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } // needed for lxde/openbox, possibly others Hints hints; Atom property; hints.flags = 2; hints.decorations = 0; property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5); if (p_enabled) { XMapRaised(x11_display, x11_window); XWindowAttributes xwa; XGetWindowAttributes(x11_display, DefaultRootWindow(x11_display), &xwa); XMoveResizeWindow(x11_display, x11_window, 0, 0, xwa.width, xwa.height); } else { XResizeWindow(x11_display, x11_window, current_videomode.width, current_videomode.height); } // code for netwm-compliants XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.xclient.data.l[1] = fullscreen; xev.xclient.data.l[2] = 0; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureNotifyMask, &xev); // set bypass compositor hint Atom bypass_compositor = XInternAtom(x11_display, "_NET_WM_BYPASS_COMPOSITOR", False); unsigned long compositing_disable_on = p_enabled ? 1 : 0; XChangeProperty(x11_display, x11_window, bypass_compositor, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&compositing_disable_on, 1); XFlush(x11_display); if (!p_enabled && !is_window_resizable()) { // Reset the non-resizable flags if we un-set these before. Size2 size = get_window_size(); XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = PMinSize | PMaxSize; xsh->min_width = size.x; xsh->max_width = size.x; xsh->min_height = size.y; xsh->max_height = size.y; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } } void OS_X11::set_wm_above(bool p_enabled) { Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_above = XInternAtom(x11_display, "_NET_WM_STATE_ABOVE", False); XClientMessageEvent xev; memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.window = x11_window; xev.message_type = wm_state; xev.format = 32; xev.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.data.l[1] = wm_above; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xev); } int OS_X11::get_screen_count() const { // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) return 0; int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); XFree(xsi); return count; } int OS_X11::get_current_screen() const { int x, y; Window child; XTranslateCoordinates(x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child); int count = get_screen_count(); for (int i = 0; i < count; i++) { Point2i pos = get_screen_position(i); Size2i size = get_screen_size(i); if ((x >= pos.x && x < pos.x + size.width) && (y >= pos.y && y < pos.y + size.height)) return i; } return 0; } void OS_X11::set_current_screen(int p_screen) { int count = get_screen_count(); if (p_screen >= count) return; if (current_videomode.fullscreen) { Point2i position = get_screen_position(p_screen); Size2i size = get_screen_size(p_screen); XMoveResizeWindow(x11_display, x11_window, position.x, position.y, size.x, size.y); } else { if (p_screen != get_current_screen()) { Point2i position = get_screen_position(p_screen); XMoveWindow(x11_display, x11_window, position.x, position.y); } } } Point2 OS_X11::get_screen_position(int p_screen) const { // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) { return Point2i(0, 0); } int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); if (p_screen >= count) { return Point2i(0, 0); } Point2i position = Point2i(xsi[p_screen].x_org, xsi[p_screen].y_org); XFree(xsi); return position; } Size2 OS_X11::get_screen_size(int p_screen) const { // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) return Size2i(0, 0); int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); if (p_screen >= count) return Size2i(0, 0); Size2i size = Point2i(xsi[p_screen].width, xsi[p_screen].height); XFree(xsi); return size; } int OS_X11::get_screen_dpi(int p_screen) const { //invalid screen? ERR_FAIL_INDEX_V(p_screen, get_screen_count(), 0); //Get physical monitor Dimensions through XRandR and calculate dpi Size2 sc = get_screen_size(p_screen); if (xrandr_ext_ok) { int count = 0; if (xrr_get_monitors) { xrr_monitor_info *monitors = xrr_get_monitors(x11_display, x11_window, true, &count); if (p_screen < count) { double xdpi = sc.width / (double)monitors[p_screen].mwidth * 25.4; double ydpi = sc.height / (double)monitors[p_screen].mheight * 25.4; xrr_free_monitors(monitors); return (xdpi + ydpi) / 2; } xrr_free_monitors(monitors); } else if (p_screen == 0) { XRRScreenSize *sizes = XRRSizes(x11_display, 0, &count); if (sizes) { double xdpi = sc.width / (double)sizes[0].mwidth * 25.4; double ydpi = sc.height / (double)sizes[0].mheight * 25.4; return (xdpi + ydpi) / 2; } } } int width_mm = DisplayWidthMM(x11_display, p_screen); int height_mm = DisplayHeightMM(x11_display, p_screen); double xdpi = (width_mm ? sc.width / (double)width_mm * 25.4 : 0); double ydpi = (height_mm ? sc.height / (double)height_mm * 25.4 : 0); if (xdpi || xdpi) return (xdpi + ydpi) / (xdpi && ydpi ? 2 : 1); //could not get dpi return 96; } Point2 OS_X11::get_window_position() const { int x, y; Window child; XTranslateCoordinates(x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child); int screen = get_current_screen(); Point2i screen_position = get_screen_position(screen); return Point2i(x - screen_position.x, y - screen_position.y); } void OS_X11::set_window_position(const Point2 &p_position) { XMoveWindow(x11_display, x11_window, p_position.x, p_position.y); } Size2 OS_X11::get_window_size() const { // Use current_videomode width and height instead of XGetWindowAttributes // since right after a XResizeWindow the attributes may not be updated yet return Size2i(current_videomode.width, current_videomode.height); } Size2 OS_X11::get_real_window_size() const { XWindowAttributes xwa; XSync(x11_display, False); XGetWindowAttributes(x11_display, x11_window, &xwa); int w = xwa.width; int h = xwa.height; Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True); Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = NULL; if (XGetWindowProperty(x11_display, x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) { long *extents = (long *)data; w += extents[0] + extents[1]; // left, right h += extents[2] + extents[3]; // top, bottom } return Size2(w, h); } void OS_X11::set_window_size(const Size2 p_size) { // If window resizable is disabled we need to update the attributes first if (is_window_resizable() == false) { XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = PMinSize | PMaxSize; xsh->min_width = p_size.x; xsh->max_width = p_size.x; xsh->min_height = p_size.y; xsh->max_height = p_size.y; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } // Resize the window XResizeWindow(x11_display, x11_window, p_size.x, p_size.y); // Update our videomode width and height current_videomode.width = p_size.x; current_videomode.height = p_size.y; } void OS_X11::set_window_fullscreen(bool p_enabled) { if (p_enabled == current_videomode.fullscreen) return; if (p_enabled && current_videomode.always_on_top) { // Fullscreen + Always-on-top requires a maximized window on some window managers (Metacity) set_window_maximized(true); } set_wm_fullscreen(p_enabled); if (!p_enabled && !current_videomode.always_on_top) { // Restore set_window_maximized(false); } current_videomode.fullscreen = p_enabled; } bool OS_X11::is_window_fullscreen() const { return current_videomode.fullscreen; } void OS_X11::set_window_resizable(bool p_enabled) { XSizeHints *xsh; Size2 size = get_window_size(); xsh = XAllocSizeHints(); xsh->flags = p_enabled ? 0L : PMinSize | PMaxSize; if (!p_enabled) { xsh->min_width = size.x; xsh->max_width = size.x; xsh->min_height = size.y; xsh->max_height = size.y; } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); current_videomode.resizable = p_enabled; } bool OS_X11::is_window_resizable() const { return current_videomode.resizable; } void OS_X11::set_window_minimized(bool p_enabled) { // Using ICCCM -- Inter-Client Communication Conventions Manual XEvent xev; Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_change; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? WM_IconicState : WM_NormalState; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = _NET_WM_STATE_ADD; xev.xclient.data.l[1] = wm_hidden; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); } bool OS_X11::is_window_minimized() const { // Using ICCCM -- Inter-Client Communication Conventions Manual Atom property = XInternAtom(x11_display, "WM_STATE", True); Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = NULL; int result = XGetWindowProperty( x11_display, x11_window, property, 0, 32, False, AnyPropertyType, &type, &format, &len, &remaining, &data); if (result == Success) { long *state = (long *)data; if (state[0] == WM_IconicState) return true; } return false; } void OS_X11::set_window_maximized(bool p_enabled) { // Using EWMH -- Extended Window Manager Hints XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.xclient.data.l[1] = wm_max_horz; xev.xclient.data.l[2] = wm_max_vert; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); maximized = p_enabled; } bool OS_X11::is_window_maximized() const { // Using EWMH -- Extended Window Manager Hints Atom property = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = NULL; int result = XGetWindowProperty( x11_display, x11_window, property, 0, 1024, False, XA_ATOM, &type, &format, &len, &remaining, &data); if (result == Success) { Atom *atoms = (Atom *)data; Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False); bool found_wm_max_horz = false; bool found_wm_max_vert = false; for (unsigned int i = 0; i < len; i++) { if (atoms[i] == wm_max_horz) found_wm_max_horz = true; if (atoms[i] == wm_max_vert) found_wm_max_vert = true; if (found_wm_max_horz && found_wm_max_vert) return true; } XFree(atoms); } return false; } void OS_X11::set_window_always_on_top(bool p_enabled) { if (current_videomode.always_on_top == p_enabled) return; if (p_enabled && current_videomode.fullscreen) { // Fullscreen + Always-on-top requires a maximized window on some window managers (Metacity) set_window_maximized(true); } set_wm_above(p_enabled); if (!p_enabled && !current_videomode.fullscreen) { // Restore set_window_maximized(false); } current_videomode.always_on_top = p_enabled; } bool OS_X11::is_window_always_on_top() const { return current_videomode.always_on_top; } void OS_X11::request_attention() { // Using EWMH -- Extended Window Manager Hints // // Sets the _NET_WM_STATE_DEMANDS_ATTENTION atom for WM_STATE // Will be unset by the window manager after user react on the request for attention // XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_attention = XInternAtom(x11_display, "_NET_WM_STATE_DEMANDS_ATTENTION", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = _NET_WM_STATE_ADD; xev.xclient.data.l[1] = wm_attention; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); } InputModifierState OS_X11::get_key_modifier_state(unsigned int p_x11_state) { InputModifierState state; state.shift = (p_x11_state & ShiftMask); state.control = (p_x11_state & ControlMask); state.alt = (p_x11_state & Mod1Mask /*|| p_x11_state&Mod5Mask*/); //altgr should not count as alt state.meta = (p_x11_state & Mod4Mask); return state; } unsigned int OS_X11::get_mouse_button_state(unsigned int p_x11_state) { unsigned int state = 0; if (p_x11_state & Button1Mask) { state |= 1 << 0; } if (p_x11_state & Button3Mask) { state |= 1 << 1; } if (p_x11_state & Button2Mask) { state |= 1 << 2; } if (p_x11_state & Button4Mask) { state |= 1 << 3; } if (p_x11_state & Button5Mask) { state |= 1 << 4; } last_button_state = state; return state; } void OS_X11::handle_key_event(XKeyEvent *p_event, bool p_echo) { // X11 functions don't know what const is XKeyEvent *xkeyevent = p_event; // This code was pretty difficult to write. // The docs stink and every toolkit seems to // do it in a different way. /* Phase 1, obtain a proper keysym */ // This was also very difficult to figure out. // You'd expect you could just use Keysym provided by // XKeycodeToKeysym to obtain internationalized // input.. WRONG!! // you must use XLookupString (???) which not only wastes // cycles generating an unnecesary string, but also // still works in half the cases. (won't handle deadkeys) // For more complex input methods (deadkeys and more advanced) // you have to use XmbLookupString (??). // So.. then you have to chosse which of both results // you want to keep. // This is a real bizarreness and cpu waster. KeySym keysym_keycode = 0; // keysym used to find a keycode KeySym keysym_unicode = 0; // keysym used to find unicode // XLookupString returns keysyms usable as nice scancodes/ char str[256 + 1]; XLookupString(xkeyevent, str, 256, &keysym_keycode, NULL); // Meanwhile, XLookupString returns keysyms useful for unicode. if (!xmbstring) { // keep a temporary buffer for the string xmbstring = (char *)memalloc(sizeof(char) * 8); xmblen = 8; } if (xkeyevent->type == KeyPress && xic) { Status status; do { int mnbytes = XmbLookupString(xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status); xmbstring[mnbytes] = '\0'; if (status == XBufferOverflow) { xmblen = mnbytes + 1; xmbstring = (char *)memrealloc(xmbstring, xmblen); } } while (status == XBufferOverflow); } /* Phase 2, obtain a pigui keycode from the keysym */ // KeyMappingX11 just translated the X11 keysym to a PIGUI // keysym, so it works in all platforms the same. unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode); /* Phase 3, obtain an unicode character from the keysym */ // KeyMappingX11 also translates keysym to unicode. // It does a binary search on a table to translate // most properly. //print_line("keysym_unicode: "+rtos(keysym_unicode)); unsigned int unicode = keysym_unicode > 0 ? KeyMappingX11::get_unicode_from_keysym(keysym_unicode) : 0; /* Phase 4, determine if event must be filtered */ // This seems to be a side-effect of using XIM. // XEventFilter looks like a core X11 funciton, // but it's actually just used to see if we must // ignore a deadkey, or events XIM determines // must not reach the actual gui. // Guess it was a design problem of the extension bool keypress = xkeyevent->type == KeyPress; if (xkeyevent->type == KeyPress && xic) { if (XFilterEvent((XEvent *)xkeyevent, x11_window)) return; } if (keycode == 0 && unicode == 0) return; /* Phase 5, determine modifier mask */ // No problems here, except I had no way to // know Mod1 was ALT and Mod4 was META (applekey/winkey) // just tried Mods until i found them. //print_line("mod1: "+itos(xkeyevent->state&Mod1Mask)+" mod 5: "+itos(xkeyevent->state&Mod5Mask)); InputModifierState state = get_key_modifier_state(xkeyevent->state); /* Phase 6, determine echo character */ // Echo characters in X11 are a keyrelease and a keypress // one after the other with the (almot) same timestamp. // To detect them, i use XPeekEvent and check that their // difference in time is below a treshold. if (xkeyevent->type != KeyPress) { // make sure there are events pending, // so this call won't block. if (XPending(x11_display) > 0) { XEvent peek_event; XPeekEvent(x11_display, &peek_event); // I'm using a treshold of 5 msecs, // since sometimes there seems to be a little // jitter. I'm still not convinced that all this approach // is correct, but the xorg developers are // not very helpful today. ::Time tresh = ABS(peek_event.xkey.time - xkeyevent->time); if (peek_event.type == KeyPress && tresh < 5) { KeySym rk; XLookupString((XKeyEvent *)&peek_event, str, 256, &rk, NULL); if (rk == keysym_keycode) { XEvent event; XNextEvent(x11_display, &event); //erase next event handle_key_event((XKeyEvent *)&event, true); return; //ignore current, echo next } } // use the time from peek_event so it always works } // save the time to check for echo when keypress happens } /* Phase 7, send event to Window */ InputEvent event; event.ID = ++event_id; event.type = InputEvent::KEY; event.device = 0; event.key.mod = state; event.key.pressed = keypress; if (keycode >= 'a' && keycode <= 'z') keycode -= 'a' - 'A'; event.key.scancode = keycode; event.key.unicode = unicode; event.key.echo = p_echo; if (event.key.scancode == KEY_BACKTAB) { //make it consistent accross platforms. event.key.scancode = KEY_TAB; event.key.mod.shift = true; } //don't set mod state if modifier keys are released by themselves //else event.is_action() will not work correctly here if (!event.key.pressed) { if (event.key.scancode == KEY_SHIFT) event.key.mod.shift = false; else if (event.key.scancode == KEY_CONTROL) event.key.mod.control = false; else if (event.key.scancode == KEY_ALT) event.key.mod.alt = false; else if (event.key.scancode == KEY_META) event.key.mod.meta = false; } //printf("key: %x\n",event.key.scancode); input->parse_input_event(event); } struct Property { unsigned char *data; int format, nitems; Atom type; }; static Property read_property(Display *p_display, Window p_window, Atom p_property) { Atom actual_type; int actual_format; unsigned long nitems; unsigned long bytes_after; unsigned char *ret = 0; int read_bytes = 1024; //Keep trying to read the property until there are no //bytes unread. do { if (ret != 0) XFree(ret); XGetWindowProperty(p_display, p_window, p_property, 0, read_bytes, False, AnyPropertyType, &actual_type, &actual_format, &nitems, &bytes_after, &ret); read_bytes *= 2; } while (bytes_after != 0); Property p = { ret, actual_format, nitems, actual_type }; return p; } static Atom pick_target_from_list(Display *p_display, Atom *p_list, int p_count) { static const char *target_type = "text/uri-list"; for (int i = 0; i < p_count; i++) { Atom atom = p_list[i]; if (atom != None && String(XGetAtomName(p_display, atom)) == target_type) return atom; } return None; } static Atom pick_target_from_atoms(Display *p_disp, Atom p_t1, Atom p_t2, Atom p_t3) { static const char *target_type = "text/uri-list"; if (p_t1 != None && String(XGetAtomName(p_disp, p_t1)) == target_type) return p_t1; if (p_t2 != None && String(XGetAtomName(p_disp, p_t2)) == target_type) return p_t2; if (p_t3 != None && String(XGetAtomName(p_disp, p_t3)) == target_type) return p_t3; return None; } void OS_X11::process_xevents() { //printf("checking events %i\n", XPending(x11_display)); do_mouse_warp = false; while (XPending(x11_display) > 0) { XEvent event; XNextEvent(x11_display, &event); #ifdef TOUCH_ENABLED if (XGetEventData(x11_display, &event.xcookie)) { if (event.xcookie.type == GenericEvent && event.xcookie.extension == touch.opcode) { InputEvent input_event; input_event.ID = ++event_id; input_event.device = 0; XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data; int index = event_data->detail; Point2i pos = Point2i(event_data->event_x, event_data->event_y); switch (event_data->evtype) { case XI_TouchBegin: // Fall-through // Disabled hand-in-hand with the grabbing //XIAllowTouchEvents(x11_display, event_data->deviceid, event_data->detail, x11_window, XIAcceptTouch); case XI_TouchEnd: { bool is_begin = event_data->evtype == XI_TouchBegin; input_event.type = InputEvent::SCREEN_TOUCH; input_event.screen_touch.index = index; input_event.screen_touch.x = pos.x; input_event.screen_touch.y = pos.y; input_event.screen_touch.pressed = is_begin; if (is_begin) { if (touch.state.has(index)) // Defensive break; touch.state[index] = pos; input->parse_input_event(input_event); } else { if (!touch.state.has(index)) // Defensive break; touch.state.erase(index); input->parse_input_event(input_event); } } break; case XI_TouchUpdate: { Map::Element *curr_pos_elem = touch.state.find(index); if (!curr_pos_elem) // Defensive break; if (curr_pos_elem->value() != pos) { input_event.type = InputEvent::SCREEN_DRAG; input_event.screen_drag.index = index; input_event.screen_drag.x = pos.x; input_event.screen_drag.y = pos.y; input_event.screen_drag.relative_x = pos.x - curr_pos_elem->value().x; input_event.screen_drag.relative_y = pos.y - curr_pos_elem->value().y; input->parse_input_event(input_event); curr_pos_elem->value() = pos; } } break; } } } XFreeEventData(x11_display, &event.xcookie); #endif switch (event.type) { case Expose: Main::force_redraw(); break; case NoExpose: minimized = true; break; case VisibilityNotify: { XVisibilityEvent *visibility = (XVisibilityEvent *)&event; minimized = (visibility->state == VisibilityFullyObscured); } break; case LeaveNotify: { if (main_loop && mouse_mode != MOUSE_MODE_CAPTURED) main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_EXIT); } break; case EnterNotify: { if (main_loop && mouse_mode != MOUSE_MODE_CAPTURED) main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_ENTER); } break; case FocusIn: minimized = false; main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_IN); if (mouse_mode == MOUSE_MODE_CAPTURED) { XGrabPointer( x11_display, x11_window, True, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync, GrabModeAsync, x11_window, None, CurrentTime); } #ifdef TOUCH_ENABLED // Grab touch devices to avoid OS gesture interference /*for (int i = 0; i < touch.devices.size(); ++i) { XIGrabDevice(x11_display, touch.devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &touch.event_mask); }*/ #endif break; case FocusOut: main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_OUT); if (mouse_mode == MOUSE_MODE_CAPTURED) { //dear X11, I try, I really try, but you never work, you do whathever you want. XUngrabPointer(x11_display, CurrentTime); } #ifdef TOUCH_ENABLED // Ungrab touch devices so input works as usual while we are unfocused /*for (int i = 0; i < touch.devices.size(); ++i) { XIUngrabDevice(x11_display, touch.devices[i], CurrentTime); }*/ // Release every pointer to avoid sticky points for (Map::Element *E = touch.state.front(); E; E = E->next()) { InputEvent input_event; input_event.type = InputEvent::SCREEN_TOUCH; input_event.screen_touch.index = E->key(); input_event.screen_touch.x = E->get().x; input_event.screen_touch.y = E->get().y; input_event.screen_touch.pressed = false; input->parse_input_event(input_event); } touch.state.clear(); #endif break; case ConfigureNotify: /* call resizeGLScene only if our window-size changed */ if ((event.xconfigure.width == current_videomode.width) && (event.xconfigure.height == current_videomode.height)) break; current_videomode.width = event.xconfigure.width; current_videomode.height = event.xconfigure.height; break; case ButtonPress: case ButtonRelease: { /* exit in case of a mouse button press */ last_timestamp = event.xbutton.time; if (mouse_mode == MOUSE_MODE_CAPTURED) { event.xbutton.x = last_mouse_pos.x; event.xbutton.y = last_mouse_pos.y; } InputEvent mouse_event; mouse_event.ID = ++event_id; mouse_event.type = InputEvent::MOUSE_BUTTON; mouse_event.device = 0; mouse_event.mouse_button.mod = get_key_modifier_state(event.xbutton.state); mouse_event.mouse_button.button_mask = get_mouse_button_state(event.xbutton.state); mouse_event.mouse_button.x = event.xbutton.x; mouse_event.mouse_button.y = event.xbutton.y; mouse_event.mouse_button.global_x = event.xbutton.x; mouse_event.mouse_button.global_y = event.xbutton.y; mouse_event.mouse_button.button_index = event.xbutton.button; if (mouse_event.mouse_button.button_index == 2) mouse_event.mouse_button.button_index = 3; else if (mouse_event.mouse_button.button_index == 3) mouse_event.mouse_button.button_index = 2; mouse_event.mouse_button.pressed = (event.type == ButtonPress); if (event.type == ButtonPress && event.xbutton.button == 1) { uint64_t diff = get_ticks_usec() / 1000 - last_click_ms; if (diff < 400 && Point2(last_click_pos).distance_to(Point2(event.xbutton.x, event.xbutton.y)) < 5) { last_click_ms = 0; last_click_pos = Point2(-100, -100); mouse_event.mouse_button.doubleclick = true; mouse_event.ID = ++event_id; } else { last_click_ms += diff; last_click_pos = Point2(event.xbutton.x, event.xbutton.y); } } input->parse_input_event(mouse_event); } break; case MotionNotify: { // FUCK YOU X11 API YOU SERIOUSLY GROSS ME OUT // YOU ARE AS GROSS AS LOOKING AT A PUTRID PILE // OF POOP STICKING OUT OF A CLOGGED TOILET // HOW THE FUCK I AM SUPPOSED TO KNOW WHICH ONE // OF THE MOTION NOTIFY EVENTS IS THE ONE GENERATED // BY WARPING THE MOUSE POINTER? // YOU ARE FORCING ME TO FILTER ONE BY ONE TO FIND IT // PLEASE DO ME A FAVOR AND DIE DROWNED IN A FECAL // MOUNTAIN BECAUSE THAT'S WHERE YOU BELONG. while (true) { if (mouse_mode == MOUSE_MODE_CAPTURED && event.xmotion.x == current_videomode.width / 2 && event.xmotion.y == current_videomode.height / 2) { //this is likely the warp event since it was warped here center = Vector2(event.xmotion.x, event.xmotion.y); break; } if (XPending(x11_display) > 0) { XEvent tevent; XPeekEvent(x11_display, &tevent); if (tevent.type == MotionNotify) { XNextEvent(x11_display, &event); } else { break; } } else { break; } } last_timestamp = event.xmotion.time; // Motion is also simple. // A little hack is in order // to be able to send relative motion events. Point2i pos(event.xmotion.x, event.xmotion.y); if (mouse_mode == MOUSE_MODE_CAPTURED) { #if 1 //Vector2 c = Point2i(current_videomode.width/2,current_videomode.height/2); if (pos == Point2i(current_videomode.width / 2, current_videomode.height / 2)) { //this sucks, it's a hack, etc and is a little inaccurate, etc. //but nothing I can do, X11 sucks. center = pos; break; } Point2i new_center = pos; pos = last_mouse_pos + (pos - center); center = new_center; do_mouse_warp = true; #else //Dear X11, thanks for making my life miserable center.x = current_videomode.width / 2; center.y = current_videomode.height / 2; pos = last_mouse_pos + (pos - center); if (pos == last_mouse_pos) break; XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)center.x, (int)center.y); #endif } if (!last_mouse_pos_valid) { last_mouse_pos = pos; last_mouse_pos_valid = true; } Point2i rel = pos - last_mouse_pos; InputEvent motion_event; motion_event.ID = ++event_id; motion_event.type = InputEvent::MOUSE_MOTION; motion_event.device = 0; motion_event.mouse_motion.mod = get_key_modifier_state(event.xmotion.state); motion_event.mouse_motion.button_mask = get_mouse_button_state(event.xmotion.state); motion_event.mouse_motion.x = pos.x; motion_event.mouse_motion.y = pos.y; input->set_mouse_pos(pos); motion_event.mouse_motion.global_x = pos.x; motion_event.mouse_motion.global_y = pos.y; motion_event.mouse_motion.speed_x = input->get_mouse_speed().x; motion_event.mouse_motion.speed_y = input->get_mouse_speed().y; motion_event.mouse_motion.relative_x = rel.x; motion_event.mouse_motion.relative_y = rel.y; last_mouse_pos = pos; // printf("rel: %d,%d\n", rel.x, rel.y ); input->parse_input_event(motion_event); } break; case KeyPress: case KeyRelease: { last_timestamp = event.xkey.time; // key event is a little complex, so // it will be handled in it's own function. handle_key_event((XKeyEvent *)&event); } break; case SelectionRequest: { XSelectionRequestEvent *req; XEvent e, respond; e = event; req = &(e.xselectionrequest); if (req->target == XA_STRING || req->target == XInternAtom(x11_display, "COMPOUND_TEXT", 0) || req->target == XInternAtom(x11_display, "UTF8_STRING", 0)) { CharString clip = OS::get_clipboard().utf8(); XChangeProperty(x11_display, req->requestor, req->property, req->target, 8, PropModeReplace, (unsigned char *)clip.get_data(), clip.length()); respond.xselection.property = req->property; } else if (req->target == XInternAtom(x11_display, "TARGETS", 0)) { Atom data[2]; data[0] = XInternAtom(x11_display, "UTF8_STRING", 0); data[1] = XA_STRING; XChangeProperty(x11_display, req->requestor, req->property, req->target, 8, PropModeReplace, (unsigned char *)&data, sizeof(data)); respond.xselection.property = req->property; } else { printf("No String %x\n", (int)req->target); respond.xselection.property = None; } respond.xselection.type = SelectionNotify; respond.xselection.display = req->display; respond.xselection.requestor = req->requestor; respond.xselection.selection = req->selection; respond.xselection.target = req->target; respond.xselection.time = req->time; XSendEvent(x11_display, req->requestor, 0, 0, &respond); XFlush(x11_display); } break; case SelectionNotify: if (event.xselection.target == requested) { Property p = read_property(x11_display, x11_window, XInternAtom(x11_display, "PRIMARY", 0)); Vector files = String((char *)p.data).split("\n", false); for (int i = 0; i < files.size(); i++) { files[i] = files[i].replace("file://", "").replace("%20", " ").strip_escapes(); } main_loop->drop_files(files); //Reply that all is well. XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = x11_display; m.window = xdnd_source_window; m.message_type = xdnd_finished; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = 1; m.data.l[2] = xdnd_action_copy; //We only ever copy. XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent *)&m); } break; case ClientMessage: if ((unsigned int)event.xclient.data.l[0] == (unsigned int)wm_delete) main_loop->notification(MainLoop::NOTIFICATION_WM_QUIT_REQUEST); else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) { //File(s) have been dragged over the window, check for supported target (text/uri-list) xdnd_version = (event.xclient.data.l[1] >> 24); Window source = event.xclient.data.l[0]; bool more_than_3 = event.xclient.data.l[1] & 1; if (more_than_3) { Property p = read_property(x11_display, source, XInternAtom(x11_display, "XdndTypeList", False)); requested = pick_target_from_list(x11_display, (Atom *)p.data, p.nitems); } else requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2], event.xclient.data.l[3], event.xclient.data.l[4]); } else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_position) { //xdnd position event, reply with an XDND status message //just depending on type of data for now XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = event.xclient.display; m.window = event.xclient.data.l[0]; m.message_type = xdnd_status; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = (requested != None); m.data.l[2] = 0; //empty rectangle m.data.l[3] = 0; m.data.l[4] = xdnd_action_copy; XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m); XFlush(x11_display); } else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) { if (requested != None) { xdnd_source_window = event.xclient.data.l[0]; if (xdnd_version >= 1) XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, event.xclient.data.l[2]); else XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, CurrentTime); } else { //Reply that we're not interested. XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = event.xclient.display; m.window = event.xclient.data.l[0]; m.message_type = xdnd_finished; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = 0; m.data.l[2] = None; //Failed. XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m); } } break; default: break; } } XFlush(x11_display); if (do_mouse_warp) { XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)current_videomode.width / 2, (int)current_videomode.height / 2); /* Window root, child; int root_x, root_y; int win_x, win_y; unsigned int mask; XQueryPointer( x11_display, x11_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask ); printf("Root: %d,%d\n", root_x, root_y); printf("Win: %d,%d\n", win_x, win_y); */ } } MainLoop *OS_X11::get_main_loop() const { return main_loop; } void OS_X11::delete_main_loop() { if (main_loop) memdelete(main_loop); main_loop = NULL; } void OS_X11::set_main_loop(MainLoop *p_main_loop) { main_loop = p_main_loop; input->set_main_loop(p_main_loop); } bool OS_X11::can_draw() const { return !minimized; }; void OS_X11::set_clipboard(const String &p_text) { OS::set_clipboard(p_text); XSetSelectionOwner(x11_display, XA_PRIMARY, x11_window, CurrentTime); XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), x11_window, CurrentTime); }; static String _get_clipboard_impl(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard, Atom target) { String ret; Atom type; Atom selection = XA_PRIMARY; int format, result; unsigned long len, bytes_left, dummy; unsigned char *data; Window Sown = XGetSelectionOwner(x11_display, p_source); if (Sown == x11_window) { return p_internal_clipboard; }; if (Sown != None) { XConvertSelection(x11_display, p_source, target, selection, x11_window, CurrentTime); XFlush(x11_display); while (true) { XEvent event; XNextEvent(x11_display, &event); if (event.type == SelectionNotify && event.xselection.requestor == x11_window) { break; }; }; // // Do not get any data, see how much data is there // XGetWindowProperty(x11_display, x11_window, selection, // Tricky.. 0, 0, // offset - len 0, // Delete 0==FALSE AnyPropertyType, //flag &type, // return type &format, // return format &len, &bytes_left, //that &data); // DATA is There if (bytes_left > 0) { result = XGetWindowProperty(x11_display, x11_window, selection, 0, bytes_left, 0, AnyPropertyType, &type, &format, &len, &dummy, &data); if (result == Success) { ret.parse_utf8((const char *)data); } else printf("FAIL\n"); XFree(data); } } return ret; } static String _get_clipboard(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard) { String ret; Atom utf8_atom = XInternAtom(x11_display, "UTF8_STRING", True); if (utf8_atom != None) { ret = _get_clipboard_impl(p_source, x11_window, x11_display, p_internal_clipboard, utf8_atom); } if (ret == "") { ret = _get_clipboard_impl(p_source, x11_window, x11_display, p_internal_clipboard, XA_STRING); } return ret; } String OS_X11::get_clipboard() const { String ret; ret = _get_clipboard(XInternAtom(x11_display, "CLIPBOARD", 0), x11_window, x11_display, OS::get_clipboard()); if (ret == "") { ret = _get_clipboard(XA_PRIMARY, x11_window, x11_display, OS::get_clipboard()); }; return ret; } String OS_X11::get_name() { return "X11"; } Error OS_X11::shell_open(String p_uri) { Error ok; List args; args.push_back(p_uri); ok = execute("/usr/bin/xdg-open", args, false); if (ok == OK) return OK; ok = execute("gnome-open", args, false); if (ok == OK) return OK; ok = execute("kde-open", args, false); return ok; } String OS_X11::get_system_dir(SystemDir p_dir) const { String xdgparam; switch (p_dir) { case SYSTEM_DIR_DESKTOP: { xdgparam = "DESKTOP"; } break; case SYSTEM_DIR_DCIM: { xdgparam = "PICTURES"; } break; case SYSTEM_DIR_DOCUMENTS: { xdgparam = "DOCUMENTS"; } break; case SYSTEM_DIR_DOWNLOADS: { xdgparam = "DOWNLOAD"; } break; case SYSTEM_DIR_MOVIES: { xdgparam = "VIDEOS"; } break; case SYSTEM_DIR_MUSIC: { xdgparam = "MUSIC"; } break; case SYSTEM_DIR_PICTURES: { xdgparam = "PICTURES"; } break; case SYSTEM_DIR_RINGTONES: { xdgparam = "MUSIC"; } break; } String pipe; List arg; arg.push_back(xdgparam); Error err = const_cast(this)->execute("/usr/bin/xdg-user-dir", arg, true, NULL, &pipe); if (err != OK) return "."; return pipe.strip_edges(); } void OS_X11::move_window_to_foreground() { XRaiseWindow(x11_display, x11_window); } void OS_X11::set_cursor_shape(CursorShape p_shape) { ERR_FAIL_INDEX(p_shape, CURSOR_MAX); if (p_shape == current_cursor) return; if (mouse_mode == MOUSE_MODE_VISIBLE) { if (cursors[p_shape] != None) XDefineCursor(x11_display, x11_window, cursors[p_shape]); else if (cursors[CURSOR_ARROW] != None) XDefineCursor(x11_display, x11_window, cursors[CURSOR_ARROW]); } current_cursor = p_shape; } void OS_X11::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) { if (p_cursor.is_valid()) { Ref texture = p_cursor; Image image = texture->get_data(); ERR_FAIL_COND(texture->get_width() != 32 || texture->get_height() != 32); // Create the cursor structure XcursorImage *cursor_image = XcursorImageCreate(texture->get_width(), texture->get_height()); XcursorUInt image_size = 32 * 32; XcursorDim size = sizeof(XcursorPixel) * image_size; cursor_image->version = 1; cursor_image->size = size; cursor_image->xhot = p_hotspot.x; cursor_image->yhot = p_hotspot.y; // allocate memory to contain the whole file cursor_image->pixels = (XcursorPixel *)malloc(size); for (XcursorPixel index = 0; index < image_size; index++) { int column_index = floor(index / 32); int row_index = index % 32; *(cursor_image->pixels + index) = image.get_pixel(row_index, column_index).to_ARGB32(); } ERR_FAIL_COND(cursor_image->pixels == NULL); // Save it for a further usage cursors[p_shape] = XcursorImageLoadCursor(x11_display, cursor_image); if (p_shape == CURSOR_ARROW) { XDefineCursor(x11_display, x11_window, cursors[p_shape]); } } } void OS_X11::release_rendering_thread() { context_gl->release_current(); } void OS_X11::make_rendering_thread() { context_gl->make_current(); } void OS_X11::swap_buffers() { context_gl->swap_buffers(); } void OS_X11::alert(const String &p_alert, const String &p_title) { List args; args.push_back("-center"); args.push_back("-title"); args.push_back(p_title); args.push_back(p_alert); execute("/usr/bin/xmessage", args, true); } void OS_X11::set_icon(const Image &p_icon) { Atom net_wm_icon = XInternAtom(x11_display, "_NET_WM_ICON", False); if (!p_icon.empty()) { Image img = p_icon; img.convert(Image::FORMAT_RGBA); int w = img.get_width(); int h = img.get_height(); // We're using long to have wordsize (32Bit build -> 32 Bits, 64 Bit build -> 64 Bits Vector pd; pd.resize(2 + w * h); pd[0] = w; pd[1] = h; DVector::Read r = img.get_data().read(); long *wr = &pd[2]; uint8_t const *pr = r.ptr(); for (int i = 0; i < w * h; i++) { long v = 0; // A R G B v |= pr[3] << 24 | pr[0] << 16 | pr[1] << 8 | pr[2]; *wr++ = v; pr += 4; } XChangeProperty(x11_display, x11_window, net_wm_icon, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)pd.ptr(), pd.size()); } else { XDeleteProperty(x11_display, x11_window, net_wm_icon); } XFlush(x11_display); } void OS_X11::run() { force_quit = false; if (!main_loop) return; main_loop->init(); // uint64_t last_ticks=get_ticks_usec(); // int frames=0; // uint64_t frame=0; while (!force_quit) { process_xevents(); // get rid of pending events #ifdef JOYDEV_ENABLED event_id = joystick->process_joysticks(event_id); #endif if (Main::iteration() == true) break; }; main_loop->finish(); } bool OS_X11::is_joy_known(int p_device) { return input->is_joy_mapped(p_device); } String OS_X11::get_joy_guid(int p_device) const { return input->get_joy_guid_remapped(p_device); } void OS_X11::set_use_vsync(bool p_enable) { if (context_gl) return context_gl->set_use_vsync(p_enable); } bool OS_X11::is_vsync_enabled() const { if (context_gl) return context_gl->is_using_vsync(); return true; } void OS_X11::set_context(int p_context) { XClassHint *classHint = NULL; classHint = XAllocClassHint(); if (classHint) { if (p_context == CONTEXT_EDITOR) classHint->res_name = (char *)"Godot_Editor"; if (p_context == CONTEXT_PROJECTMAN) classHint->res_name = (char *)"Godot_ProjectList"; classHint->res_class = (char *)"Godot"; XSetClassHint(x11_display, x11_window, classHint); XFree(classHint); } } OS::LatinKeyboardVariant OS_X11::get_latin_keyboard_variant() const { XkbDescRec *xkbdesc = XkbAllocKeyboard(); ERR_FAIL_COND_V(!xkbdesc, LATIN_KEYBOARD_QWERTY); XkbGetNames(x11_display, XkbSymbolsNameMask, xkbdesc); ERR_FAIL_COND_V(!xkbdesc->names, LATIN_KEYBOARD_QWERTY); ERR_FAIL_COND_V(!xkbdesc->names->symbols, LATIN_KEYBOARD_QWERTY); char *layout = XGetAtomName(x11_display, xkbdesc->names->symbols); ERR_FAIL_COND_V(!layout, LATIN_KEYBOARD_QWERTY); Vector info = String(layout).split("+"); ERR_FAIL_INDEX_V(1, info.size(), LATIN_KEYBOARD_QWERTY); if (info[1].find("colemak") != -1) { return LATIN_KEYBOARD_COLEMAK; } else if (info[1].find("qwertz") != -1) { return LATIN_KEYBOARD_QWERTZ; } else if (info[1].find("azerty") != -1) { return LATIN_KEYBOARD_AZERTY; } else if (info[1].find("qzerty") != -1) { return LATIN_KEYBOARD_QZERTY; } else if (info[1].find("dvorak") != -1) { return LATIN_KEYBOARD_DVORAK; } else if (info[1].find("neo") != -1) { return LATIN_KEYBOARD_NEO; } return LATIN_KEYBOARD_QWERTY; } OS_X11::OS_X11() { #ifdef RTAUDIO_ENABLED AudioDriverManagerSW::add_driver(&driver_rtaudio); #endif #ifdef PULSEAUDIO_ENABLED AudioDriverManagerSW::add_driver(&driver_pulseaudio); #endif #ifdef ALSA_ENABLED AudioDriverManagerSW::add_driver(&driver_alsa); #endif if (AudioDriverManagerSW::get_driver_count() == 0) { WARN_PRINT("No sound driver found... Defaulting to dummy driver"); AudioDriverManagerSW::add_driver(&driver_dummy); } minimized = false; xim_style = 0L; mouse_mode = MOUSE_MODE_VISIBLE; } void OS_X11::disable_crash_handler() { crash_handler.disable(); } bool OS_X11::is_disable_crash_handler() const { return crash_handler.is_disabled(); }