613 lines
16 KiB
C++
613 lines
16 KiB
C++
#if defined(SUPPORT_X11)
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#include <map>
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#include <memory>
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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#include <X11/Xutil.h>
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#if !defined(GLES)
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#include <GL/gl.h>
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#include <GL/glx.h>
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#endif
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#include "types.h"
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#include "cfg/cfg.h"
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#include "x11.h"
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#include "main.h"
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#include "rend/gui.h"
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#include "input/gamepad.h"
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#include "icon.h"
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#if FEAT_HAS_NIXPROF
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#include "profiler/profiler.h"
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#endif
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#include "x11_keyboard.h"
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#if defined(TARGET_PANDORA)
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#define DEFAULT_FULLSCREEN true
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#define DEFAULT_WINDOW_WIDTH 800
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#else
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#define DEFAULT_FULLSCREEN false
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#define DEFAULT_WINDOW_WIDTH 640
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#endif
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#define DEFAULT_WINDOW_HEIGHT 480
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class MouseInputMapping : public InputMapping
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{
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public:
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MouseInputMapping()
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{
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name = "X11 Mouse";
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set_button(DC_BTN_A, Button1);
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set_button(DC_BTN_B, Button3);
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set_button(DC_BTN_START, Button2);
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dirty = false;
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}
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};
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class X11MouseGamepadDevice : public GamepadDevice
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{
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public:
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X11MouseGamepadDevice(int maple_port) : GamepadDevice(maple_port, "X11")
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{
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_name = "Mouse";
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_unique_id = "x11_mouse";
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if (!find_mapping())
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input_mapper = new MouseInputMapping();
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}
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bool gamepad_btn_input(u32 code, bool pressed) override
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{
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if (gui_is_open())
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// Don't register mouse clicks as gamepad presses when gui is open
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// This makes the gamepad presses to be handled first and the mouse position to be ignored
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// TODO Make this generic
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return false;
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else
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return GamepadDevice::gamepad_btn_input(code, pressed);
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}
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};
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int x11_keyboard_input = 0;
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static std::shared_ptr<X11KeyboardDevice> x11_keyboard;
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static std::shared_ptr<X11KbGamepadDevice> kb_gamepad;
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static std::shared_ptr<X11MouseGamepadDevice> mouse_gamepad;
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int x11_width;
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int x11_height;
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int ndcid = 0;
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void* x11_glc = NULL;
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bool x11_fullscreen = false;
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Atom wmDeleteMessage;
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void* x11_vis;
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extern bool dump_frame_switch;
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void dc_exit();
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enum
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{
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_NET_WM_STATE_REMOVE =0,
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_NET_WM_STATE_ADD = 1,
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_NET_WM_STATE_TOGGLE =2
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};
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void x11_window_set_fullscreen(bool fullscreen)
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{
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XEvent xev;
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xev.xclient.type = ClientMessage;
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xev.xclient.window = (Window)x11_win;
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xev.xclient.message_type = XInternAtom((Display*)x11_disp, "_NET_WM_STATE", False);
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xev.xclient.format = 32;
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xev.xclient.data.l[0] = 2; // _NET_WM_STATE_TOGGLE
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xev.xclient.data.l[1] = XInternAtom((Display*)x11_disp, "_NET_WM_STATE_FULLSCREEN", True);
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xev.xclient.data.l[2] = 0; // no second property to toggle
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xev.xclient.data.l[3] = 1;
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xev.xclient.data.l[4] = 0;
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INFO_LOG(RENDERER, "x11: setting fullscreen to %d", fullscreen);
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XSendEvent((Display*)x11_disp, DefaultRootWindow((Display*)x11_disp), False, SubstructureNotifyMask, &xev);
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}
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void event_x11_handle()
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{
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XEvent event;
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while(XPending((Display *)x11_disp))
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{
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XNextEvent((Display *)x11_disp, &event);
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if (event.type == ClientMessage &&
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event.xclient.data.l[0] == wmDeleteMessage)
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dc_exit();
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else if (event.type == ConfigureNotify)
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{
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x11_width = event.xconfigure.width;
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x11_height = event.xconfigure.height;
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}
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}
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}
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extern u32 mo_buttons;
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extern f32 mo_x_delta;
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extern f32 mo_y_delta;
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extern f32 mo_wheel_delta;
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extern s32 mo_x_abs;
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extern s32 mo_y_abs;
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static bool capturing_mouse;
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static Cursor empty_cursor = None;
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static Cursor create_empty_cursor()
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{
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if (empty_cursor == None)
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{
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Display *display = (Display*)x11_disp;
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char data[] = { 0 };
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XColor color;
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color.red = color.green = color.blue = 0;
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Pixmap pixmap = XCreateBitmapFromData(display, DefaultRootWindow(display),
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data, 1, 1);
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if (pixmap)
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{
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empty_cursor = XCreatePixmapCursor(display, pixmap, pixmap, &color, &color, 0, 0);
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XFreePixmap(display, pixmap);
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}
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}
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return empty_cursor;
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}
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static void destroy_empty_cursor()
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{
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if (empty_cursor != None)
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{
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XFreeCursor((Display*)x11_disp, empty_cursor);
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empty_cursor = None;
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}
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}
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static void x11_capture_mouse()
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{
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x11_window_set_text("Flycast - mouse capture");
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capturing_mouse = true;
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Cursor cursor = create_empty_cursor();
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Display *display = (Display*)x11_disp;
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Window window = (Window)x11_win;
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XDefineCursor(display, window, cursor);
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XGrabPointer(display, window, False,
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ButtonPressMask | ButtonReleaseMask | PointerMotionMask | FocusChangeMask,
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GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
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}
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static void x11_uncapture_mouse()
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{
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x11_window_set_text("Flycast");
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capturing_mouse = false;
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Display *display = (Display*)x11_disp;
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Window window = (Window)x11_win;
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XUndefineCursor(display, window);
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XUngrabPointer(display, CurrentTime);
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}
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void input_x11_handle()
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{
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//Handle X11
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static int prev_x = -1;
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static int prev_y = -1;
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bool mouse_moved = false;
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XEvent e;
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Display *display = (Display*)x11_disp;
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while (XCheckWindowEvent(display, (Window)x11_win,
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KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask
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| PointerMotionMask | FocusChangeMask,
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&e))
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{
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switch(e.type)
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{
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case KeyPress:
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{
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char buf[2];
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KeySym keysym_return;
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int len = XLookupString(&e.xkey, buf, 1, &keysym_return, NULL);
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if (len > 0)
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x11_keyboard->keyboard_character(buf[0]);
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}
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/* no break */
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case KeyRelease:
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{
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if (e.type == KeyRelease && XEventsQueued(display, QueuedAfterReading))
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{
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XEvent nev;
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XPeekEvent(display, &nev);
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if (nev.type == KeyPress && nev.xkey.time == e.xkey.time &&
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nev.xkey.keycode == e.xkey.keycode)
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// Key wasn’t actually released: auto repeat
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continue;
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}
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// Dreamcast keyboard emulation
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x11_keyboard->keyboard_input(e.xkey.keycode, e.type == KeyPress);
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// keyboard-based emulated gamepad
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kb_gamepad->gamepad_btn_input(e.xkey.keycode, e.type == KeyPress);
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// Start/stop mouse capture with Left Ctrl + Left Alt
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if (e.type == KeyPress
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&& ((e.xkey.keycode == KEY_LALT && (e.xkey.state & ControlMask))
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|| (e.xkey.keycode == KEY_LCTRL && (e.xkey.state & Mod1Mask))))
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{
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capturing_mouse = !capturing_mouse;
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if (capturing_mouse)
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x11_capture_mouse();
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else
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x11_uncapture_mouse();
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}
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// TODO Move this to bindable keys or in the gui menu
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if (x11_keyboard_input)
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{
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#if 1
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if (e.xkey.keycode == KEY_F10)
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{
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// Dump the next frame into a file
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dump_frame_switch = e.type == KeyPress;
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}
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else
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#elif FEAT_HAS_NIXPROF
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if (e.type == KeyRelease && e.xkey.keycode == KEY_F10)
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{
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if (sample_Switch(3000)) {
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INFO_LOG(COMMON, "Starting profiling");
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} else {
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INFO_LOG(COMMON, "Stopping profiling");
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}
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}
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else
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#endif
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if (e.type == KeyRelease && e.xkey.keycode == KEY_F11)
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{
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x11_fullscreen = !x11_fullscreen;
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x11_window_set_fullscreen(x11_fullscreen);
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}
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}
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}
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break;
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case FocusOut:
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{
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if (capturing_mouse)
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x11_uncapture_mouse();
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capturing_mouse = false;
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}
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break;
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case ButtonPress:
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case ButtonRelease:
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mouse_gamepad->gamepad_btn_input(e.xbutton.button, e.type == ButtonPress);
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{
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u32 button_mask = 0;
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switch (e.xbutton.button)
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{
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case Button1: // Left button
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button_mask = 1 << 2;
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break;
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case Button2: // Middle button
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button_mask = 1 << 3;
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break;
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case Button3: // Right button
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button_mask = 1 << 1;
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break;
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case Button4: // Mouse wheel up
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mo_wheel_delta -= 16;
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break;
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case Button5: // Mouse wheel down
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mo_wheel_delta += 16;
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break;
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default:
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break;
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}
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if (button_mask)
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{
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if (e.type == ButtonPress)
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mo_buttons &= ~button_mask;
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else
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mo_buttons |= button_mask;
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}
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}
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/* no break */
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case MotionNotify:
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// For Light gun
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mo_x_abs = (e.xmotion.x - (x11_width - x11_height * 640 / 480) / 2) * 480 / x11_height;
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mo_y_abs = e.xmotion.y * 480 / x11_height;
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// For mouse
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mouse_moved = true;
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if (prev_x != -1)
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mo_x_delta += (f32)(e.xmotion.x - prev_x) * settings.input.MouseSensitivity / 100.f;
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if (prev_y != -1)
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mo_y_delta += (f32)(e.xmotion.y - prev_y) * settings.input.MouseSensitivity / 100.f;
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prev_x = e.xmotion.x;
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prev_y = e.xmotion.y;
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break;
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}
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}
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if (capturing_mouse && mouse_moved)
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{
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prev_x = x11_width / 2;
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prev_y = x11_height / 2;
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XWarpPointer(display, None, (Window)x11_win, 0, 0, 0, 0,
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prev_x, prev_y);
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XSync(display, true);
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}
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}
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void input_x11_init()
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{
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x11_keyboard = std::make_shared<X11KeyboardDevice>(0);
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kb_gamepad = std::make_shared<X11KbGamepadDevice>(0);
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GamepadDevice::Register(kb_gamepad);
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mouse_gamepad = std::make_shared<X11MouseGamepadDevice>(0);
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GamepadDevice::Register(mouse_gamepad);
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x11_keyboard_input = (cfgLoadInt("input", "enable_x11_keyboard", 1) >= 1);
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if (!x11_keyboard_input)
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INFO_LOG(INPUT, "X11 Keyboard input disabled by config.");
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}
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static int x11_error_handler(Display *, XErrorEvent *)
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{
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return 0;
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}
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void x11_window_create()
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{
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if (cfgLoadInt("pvr", "nox11", 0) == 0)
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{
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XInitThreads();
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// X11 variables
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Window x11Window = 0;
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Display* x11Display = 0;
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long x11Screen = 0;
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XVisualInfo* x11Visual = 0;
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Colormap x11Colormap = 0;
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/*
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Step 0 - Create a NativeWindowType that we can use it for OpenGL ES output
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*/
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Window sRootWindow;
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XSetWindowAttributes sWA;
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unsigned int ui32Mask;
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int i32Depth;
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// Initializes the display and screen
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x11Display = XOpenDisplay(NULL);
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if (!x11Display && !(x11Display = XOpenDisplay(":0")))
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{
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ERROR_LOG(RENDERER, "Error: Unable to open X display");
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return;
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}
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x11Screen = XDefaultScreen(x11Display);
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float xdpi = (float)DisplayWidth(x11Display, x11Screen) / DisplayWidthMM(x11Display, x11Screen) * 25.4;
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float ydpi = (float)DisplayHeight(x11Display, x11Screen) / DisplayHeightMM(x11Display, x11Screen) * 25.4;
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screen_dpi = max(xdpi, ydpi);
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// Gets the window parameters
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sRootWindow = RootWindow(x11Display, x11Screen);
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int depth = CopyFromParent;
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#if !defined(GLES)
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// Get a matching FB config
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static int visual_attribs[] =
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{
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GLX_X_RENDERABLE , True,
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GLX_DRAWABLE_TYPE , GLX_WINDOW_BIT,
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GLX_RENDER_TYPE , GLX_RGBA_BIT,
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GLX_X_VISUAL_TYPE , GLX_TRUE_COLOR,
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GLX_RED_SIZE , 8,
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GLX_GREEN_SIZE , 8,
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GLX_BLUE_SIZE , 8,
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GLX_ALPHA_SIZE , 8,
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GLX_DEPTH_SIZE , 24,
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GLX_STENCIL_SIZE , 8,
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GLX_DOUBLEBUFFER , True,
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//GLX_SAMPLE_BUFFERS , 1,
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//GLX_SAMPLES , 4,
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None
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};
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int glx_major, glx_minor;
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// FBConfigs were added in GLX version 1.3.
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if (!glXQueryVersion(x11Display, &glx_major, &glx_minor) ||
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((glx_major == 1) && (glx_minor < 3)) || (glx_major < 1))
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{
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ERROR_LOG(RENDERER, "Invalid GLX version");
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exit(1);
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}
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int fbcount;
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GLXFBConfig* fbc = glXChooseFBConfig(x11Display, x11Screen, visual_attribs, &fbcount);
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if (!fbc)
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{
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ERROR_LOG(RENDERER, "Failed to retrieve a framebuffer config");
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exit(1);
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}
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INFO_LOG(RENDERER, "Found %d matching FB configs.", fbcount);
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GLXFBConfig bestFbc = fbc[0];
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XFree(fbc);
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// Get a visual
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XVisualInfo *vi = glXGetVisualFromFBConfig(x11Display, bestFbc);
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INFO_LOG(RENDERER, "Chosen visual ID = 0x%lx", vi->visualid);
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depth = vi->depth;
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x11Visual = vi;
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x11Colormap = XCreateColormap(x11Display, RootWindow(x11Display, x11Screen), vi->visual, AllocNone);
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#else
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i32Depth = DefaultDepth(x11Display, x11Screen);
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x11Visual = new XVisualInfo;
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XMatchVisualInfo(x11Display, x11Screen, i32Depth, TrueColor, x11Visual);
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if (!x11Visual)
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{
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ERROR_LOG(RENDERER, "Error: Unable to acquire visual");
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return;
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}
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x11Colormap = XCreateColormap(x11Display, sRootWindow, x11Visual->visual, AllocNone);
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#endif
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sWA.colormap = x11Colormap;
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// Add to these for handling other events
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sWA.event_mask = StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask;
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sWA.event_mask |= PointerMotionMask | FocusChangeMask;
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ui32Mask = CWBackPixel | CWBorderPixel | CWEventMask | CWColormap;
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x11_width = cfgLoadInt("x11", "width", DEFAULT_WINDOW_WIDTH);
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x11_height = cfgLoadInt("x11", "height", DEFAULT_WINDOW_HEIGHT);
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x11_fullscreen = cfgLoadBool("x11", "fullscreen", DEFAULT_FULLSCREEN);
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if (x11_width < 0 || x11_height < 0)
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{
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x11_width = XDisplayWidth(x11Display, x11Screen);
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x11_height = XDisplayHeight(x11Display, x11Screen);
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}
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// Creates the X11 window
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x11Window = XCreateWindow(x11Display, RootWindow(x11Display, x11Screen), (ndcid%3)*640, (ndcid/3)*480, x11_width, x11_height,
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0, depth, InputOutput, x11Visual->visual, ui32Mask, &sWA);
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XSetWindowBackground(x11Display, x11Window, 0);
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Atom net_wm_icon = XInternAtom(x11Display, "_NET_WM_ICON", False);
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Atom cardinal = XInternAtom(x11Display, "CARDINAL", False);
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XChangeProperty(x11Display, x11Window, net_wm_icon, cardinal, 32, PropModeReplace,
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(const unsigned char*)reicast_icon, sizeof(reicast_icon) / sizeof(*reicast_icon));
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// Capture the close window event
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wmDeleteMessage = XInternAtom(x11Display, "WM_DELETE_WINDOW", False);
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XSetWMProtocols(x11Display, x11Window, &wmDeleteMessage, 1);
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if(x11_fullscreen)
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{
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// fullscreen
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Atom wmState = XInternAtom(x11Display, "_NET_WM_STATE", False);
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Atom wmFullscreen = XInternAtom(x11Display, "_NET_WM_STATE_FULLSCREEN", False);
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XChangeProperty(x11Display, x11Window, wmState, XA_ATOM, 32, PropModeReplace, (unsigned char *)&wmFullscreen, 1);
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XMapRaised(x11Display, x11Window);
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}
|
||
else
|
||
{
|
||
XMapWindow(x11Display, x11Window);
|
||
}
|
||
|
||
#if !defined(GLES)
|
||
#define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
|
||
#define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
|
||
typedef GLXContext (*glXCreateContextAttribsARBProc)(Display*, GLXFBConfig, GLXContext, Bool, const int*);
|
||
|
||
glXCreateContextAttribsARBProc glXCreateContextAttribsARB = 0;
|
||
glXCreateContextAttribsARB = (glXCreateContextAttribsARBProc)glXGetProcAddressARB((const GLubyte*)"glXCreateContextAttribsARB");
|
||
verify(glXCreateContextAttribsARB != 0);
|
||
int context_attribs[] =
|
||
{
|
||
GLX_CONTEXT_MAJOR_VERSION_ARB, 4,
|
||
GLX_CONTEXT_MINOR_VERSION_ARB, 3,
|
||
#ifndef RELEASE
|
||
GLX_CONTEXT_FLAGS_ARB, GLX_CONTEXT_DEBUG_BIT_ARB,
|
||
#endif
|
||
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
|
||
None
|
||
};
|
||
int (*old_handler)(Display *, XErrorEvent *) = XSetErrorHandler(&x11_error_handler);
|
||
|
||
x11_glc = glXCreateContextAttribsARB(x11Display, bestFbc, 0, True, context_attribs);
|
||
if (!x11_glc)
|
||
{
|
||
INFO_LOG(RENDERER, "Open GL 4.3 not supported");
|
||
// Try GL 3.0
|
||
context_attribs[1] = 3;
|
||
context_attribs[3] = 0;
|
||
x11_glc = glXCreateContextAttribsARB(x11Display, bestFbc, 0, True, context_attribs);
|
||
if (!x11_glc)
|
||
{
|
||
die("Open GL 3.0 not supported\n");
|
||
}
|
||
}
|
||
XSetErrorHandler(old_handler);
|
||
XSync(x11Display, False);
|
||
|
||
#endif
|
||
|
||
XFlush(x11Display);
|
||
|
||
//(EGLNativeDisplayType)x11Display;
|
||
x11_disp = (void*)x11Display;
|
||
x11_win = (void*)x11Window;
|
||
x11_vis = (void*)x11Visual->visual;
|
||
|
||
x11_window_set_text("Flycast");
|
||
}
|
||
else
|
||
{
|
||
INFO_LOG(RENDERER, "Not creating X11 window ..");
|
||
}
|
||
}
|
||
|
||
void x11_window_set_text(const char* text)
|
||
{
|
||
if (x11_win)
|
||
{
|
||
XStoreName((Display*)x11_disp, (Window)x11_win, text);
|
||
XSetIconName((Display*)x11_disp, (Window)x11_win, text);
|
||
|
||
XClassHint hint = { (char *)"WM_CLASS", (char *)text };
|
||
XSetClassHint((Display*)x11_disp, (Window)x11_win, &hint);
|
||
}
|
||
}
|
||
|
||
void x11_window_destroy()
|
||
{
|
||
destroy_empty_cursor();
|
||
|
||
// close XWindow
|
||
if (x11_win)
|
||
{
|
||
if (!x11_fullscreen)
|
||
{
|
||
cfgSaveInt("x11", "width", x11_width);
|
||
cfgSaveInt("x11", "height", x11_height);
|
||
}
|
||
cfgSaveBool("x11", "fullscreen", x11_fullscreen);
|
||
XDestroyWindow((Display*)x11_disp, (Window)x11_win);
|
||
x11_win = NULL;
|
||
}
|
||
if (x11_disp)
|
||
{
|
||
#if !defined(GLES)
|
||
if (x11_glc)
|
||
{
|
||
glXMakeCurrent((Display*)x11_disp, None, NULL);
|
||
glXDestroyContext((Display*)x11_disp, (GLXContext)x11_glc);
|
||
x11_glc = NULL;
|
||
}
|
||
#endif
|
||
XCloseDisplay((Display*)x11_disp);
|
||
x11_disp = NULL;
|
||
}
|
||
}
|
||
#endif
|