SuperTuxKart 1.5 upstream source (from official release tarball)
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Benjamin
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//
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// SuperTuxKart - a fun racing game with go-kart
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// Copyright (C) 2016-2017 Dawid Gan
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 3
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef CIRRDEVICEWAYLAND_H
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#define CIRRDEVICEWAYLAND_H
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#include "IrrCompileConfig.h"
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#ifdef _IRR_COMPILE_WITH_WAYLAND_DEVICE_
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#include "CIrrDeviceStub.h"
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#include "IImagePresenter.h"
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#include "ICursorControl.h"
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#include "xdg_decoration_unstable_v1_client_protocol.h"
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#include "xdg_shell_client_protocol.h"
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#include <wayland-client.h>
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#include <wayland-cursor.h>
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#include <wayland-egl.h>
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#include <xkbcommon/xkbcommon.h>
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#include <xkbcommon/xkbcommon-compose.h>
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#include <map>
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#include <vector>
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class ContextManagerEGL;
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namespace irr
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{
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class CIrrDeviceWayland : public CIrrDeviceStub,
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public video::IImagePresenter
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{
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public:
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friend class WaylandCallbacks;
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//! constructor
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CIrrDeviceWayland(const SIrrlichtCreationParameters& param);
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//! destructor
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virtual ~CIrrDeviceWayland();
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//! runs the device. Returns false if device wants to be deleted
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virtual bool run();
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//! Cause the device to temporarily pause execution and let other
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//! processes to run. This should bring down processor usage without
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//! major performance loss for Irrlicht
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virtual void yield();
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//! Pause execution and let other processes to run for a specified
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//! amount of time.
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virtual void sleep(u32 timeMs, bool pauseTimer);
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//! sets the caption of the window
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virtual void setWindowCaption(const wchar_t* text);
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//! sets the class of the window
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virtual void setWindowClass(const char* text);
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//! returns if window is active. if not, nothing need to be drawn
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virtual bool isWindowActive() const;
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//! returns if window has focus.
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virtual bool isWindowFocused() const;
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//! returns if window is minimized.
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virtual bool isWindowMinimized() const;
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//! returns color format of the window.
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virtual video::ECOLOR_FORMAT getColorFormat() const;
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//! presents a surface in the client area
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virtual bool present(video::IImage* surface, void* windowId=0,
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core::rect<s32>* src=0);
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//! notifies the device that it should close itself
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virtual void closeDevice();
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//! \return Returns a pointer to a list with all video modes
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//! supported by the gfx adapter.
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video::IVideoModeList* getVideoModeList();
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//! Sets if the window should be resizable in windowed mode.
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virtual void setResizable(bool resize=false);
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//! Minimizes the window.
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virtual void minimizeWindow();
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//! Maximizes the window.
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virtual void maximizeWindow();
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//! Restores the window size.
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virtual void restoreWindow();
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//! Move window to requested position
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virtual bool moveWindow(int x, int y);
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//! Get current window position.
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virtual bool getWindowPosition(int* x, int* y);
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//! Activate any joysticks, and generate events for them.
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virtual bool activateJoysticks(core::array<SJoystickInfo>& joystickInfo);
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//! Returns true if system has touch device
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virtual bool supportsTouchDevice() const { return m_has_touch_device; }
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//! Returns true if system has hardware keyboard
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virtual bool hasHardwareKeyboard() const { return m_has_hardware_keyboard; }
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//! Set the current Gamma Value for the Display
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virtual bool setGammaRamp(f32 red, f32 green, f32 blue,
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f32 brightness, f32 contrast);
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//! Get the current Gamma Value for the Display
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virtual bool getGammaRamp(f32 &red, f32 &green, f32 &blue,
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f32 &brightness, f32 &contrast);
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//! gets text from the clipboard
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//! \return Returns 0 if no string is in there.
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virtual const c8* getTextFromClipboard() const;
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//! copies text to the clipboard
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virtual void copyToClipboard(const c8* text) const;
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//! Remove all messages pending in the system message loop
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virtual void clearSystemMessages();
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//! Get the device type
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virtual E_DEVICE_TYPE getType() const
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{
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return EIDT_WAYLAND;
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}
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static bool isWaylandDeviceWorking();
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ContextManagerEGL* getEGLContext() {return m_egl_context;}
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void updateCursor();
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unsigned int getWidth() {return m_width;}
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unsigned int getHeight() {return m_height;}
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private:
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#if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)
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struct JoystickInfo
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{
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int fd;
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int axes;
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int buttons;
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SEvent persistentData;
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JoystickInfo() : fd(-1), axes(0), buttons(0) { }
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};
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core::array<JoystickInfo> m_active_joysticks;
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#endif
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wl_compositor* m_compositor;
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wl_cursor* m_cursor;
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wl_cursor_theme* m_cursor_theme;
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wl_display* m_display;
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wl_egl_window* m_egl_window;
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wl_keyboard* m_keyboard;
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wl_touch* m_touch;
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wl_output* m_output;
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wl_pointer* m_pointer;
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wl_registry* m_registry;
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wl_seat* m_seat;
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wl_shm* m_shm;
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wl_surface* m_cursor_surface;
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wl_surface* m_surface;
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uint32_t m_enter_serial;
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wl_shell* m_shell;
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wl_shell_surface* m_shell_surface;
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bool m_has_wl_shell;
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uint32_t m_wl_shell_name;
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xdg_wm_base* m_xdg_wm_base;
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xdg_surface* m_xdg_surface;
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xdg_toplevel* m_xdg_toplevel;
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bool m_has_xdg_wm_base;
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bool m_surface_configured;
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uint32_t m_xdg_wm_base_name;
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zxdg_decoration_manager_v1* m_decoration_manager;
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zxdg_toplevel_decoration_v1* m_decoration;
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xkb_context* m_xkb_context;
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xkb_compose_table* m_xkb_compose_table;
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xkb_compose_state* m_xkb_compose_state;
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xkb_keymap* m_xkb_keymap;
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xkb_state* m_xkb_state;
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xkb_mod_mask_t m_xkb_alt_mask;
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xkb_mod_mask_t m_xkb_ctrl_mask;
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xkb_mod_mask_t m_xkb_shift_mask;
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bool m_xkb_alt_pressed;
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bool m_xkb_ctrl_pressed;
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bool m_xkb_shift_pressed;
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bool m_repeat_enabled;
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SEvent m_repeat_event;
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uint32_t m_repeat_time;
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uint32_t m_repeat_rate;
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uint32_t m_repeat_delay;
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uint32_t m_mouse_button_states;
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unsigned int m_width;
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unsigned int m_height;
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unsigned int m_touches_count;
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bool m_has_touch_device;
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bool m_has_hardware_keyboard;
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bool m_window_has_focus;
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bool m_window_minimized;
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mutable core::stringc m_clipboard;
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std::map<int, EKEY_CODE> m_key_map;
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std::vector<SEvent> m_events;
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std::vector<core::dimension2du> m_modes;
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ContextManagerEGL* m_egl_context;
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bool initWayland();
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void createDriver();
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void createKeyMap();
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bool createWindow();
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bool initEGL();
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void signalEvent(const SEvent&);
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void pollJoysticks();
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void closeJoysticks();
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};
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//! Implementation of the linux cursor control
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class CCursorControl : public gui::ICursorControl
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{
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public:
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CCursorControl(CIrrDeviceWayland* device) : m_device(device),
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m_is_visible(true), m_use_reference_rect(false) {};
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~CCursorControl() {};
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//! Changes the visible state of the mouse cursor.
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virtual void setVisible(bool visible)
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{
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if (visible == m_is_visible)
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return;
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m_is_visible = visible;
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m_device->updateCursor();
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}
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//! Returns if the cursor is currently visible.
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virtual bool isVisible() const
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{
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return m_is_visible;
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(const core::position2d<f32> &pos)
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{
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setPosition(pos.X, pos.Y);
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(f32 x, f32 y)
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{
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setPosition((s32)(x * m_device->getWidth()),
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(s32)(y * m_device->getHeight()));
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(const core::position2d<s32> &pos)
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{
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setPosition(pos.X, pos.Y);
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(s32 x, s32 y)
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{
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m_cursor_pos.X = x;
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m_cursor_pos.Y = y;
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}
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//! Returns the current position of the mouse cursor.
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virtual const core::position2d<s32>& getPosition()
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{
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return m_cursor_pos;
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}
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virtual core::position2d<f32> getRelativePosition()
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{
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if (!m_use_reference_rect)
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{
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return core::position2d<f32>(
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m_cursor_pos.X / (f32)m_device->getWidth(),
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m_cursor_pos.Y / (f32)m_device->getHeight());
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}
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return core::position2d<f32>(
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m_cursor_pos.X / (f32)m_reference_rect.getWidth(),
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m_cursor_pos.Y / (f32)m_reference_rect.getHeight());
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}
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virtual void setReferenceRect(core::rect<s32>* rect=0)
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{
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m_use_reference_rect = false;
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if (rect)
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{
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m_reference_rect = *rect;
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m_use_reference_rect = true;
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// prevent division through zero and uneven sizes
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if (m_reference_rect.getHeight() == 0 ||
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m_reference_rect.getHeight() % 2)
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m_reference_rect.LowerRightCorner.Y += 1;
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if (m_reference_rect.getWidth() == 0 ||
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m_reference_rect.getWidth() % 2)
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m_reference_rect.LowerRightCorner.X += 1;
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}
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}
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//! Sets the active cursor icon
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virtual void setActiveIcon(gui::ECURSOR_ICON iconId) {};
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//! Gets the currently active icon
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virtual gui::ECURSOR_ICON getActiveIcon() const
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{
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return gui::ECI_NORMAL;
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}
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//! Add a custom sprite as cursor icon.
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virtual gui::ECURSOR_ICON addIcon(const gui::SCursorSprite& icon)
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{
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return gui::ECI_NORMAL;
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}
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//! replace the given cursor icon.
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virtual void changeIcon(gui::ECURSOR_ICON iconId,
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const gui::SCursorSprite& icon) {}
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/** Return a system-specific size which is supported for cursors.
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Larger icons will fail, smaller icons might work. */
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virtual core::dimension2di getSupportedIconSize() const
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{
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return core::dimension2di(0, 0);
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}
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private:
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CIrrDeviceWayland* m_device;
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core::position2d<s32> m_cursor_pos;
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core::rect<s32> m_reference_rect;
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bool m_is_visible;
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bool m_use_reference_rect;
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};
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} // end namespace irr
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#endif
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#endif // CIRRDEVICEWAYLAND_H
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