mirror of
https://github.com/minetest/minetest.git
synced 2024-09-12 00:26:50 +02:00
470 lines
12 KiB
C++
470 lines
12 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#pragma once
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
|
|
|
|
#include "CIrrDeviceStub.h"
|
|
#include "IrrlichtDevice.h"
|
|
#include "ICursorControl.h"
|
|
#include "os.h"
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xutil.h>
|
|
#include <X11/cursorfont.h>
|
|
#include <X11/keysym.h>
|
|
|
|
#ifdef _IRR_LINUX_X11_XINPUT2_
|
|
#include <X11/extensions/XInput2.h>
|
|
#endif
|
|
|
|
#else
|
|
#define KeySym s32
|
|
#endif
|
|
|
|
namespace irr
|
|
{
|
|
|
|
class CIrrDeviceLinux : public CIrrDeviceStub
|
|
{
|
|
public:
|
|
//! constructor
|
|
CIrrDeviceLinux(const SIrrlichtCreationParameters ¶m);
|
|
|
|
//! destructor
|
|
virtual ~CIrrDeviceLinux();
|
|
|
|
//! runs the device. Returns false if device wants to be deleted
|
|
bool run() override;
|
|
|
|
//! Cause the device to temporarily pause execution and let other processes to run
|
|
// This should bring down processor usage without major performance loss for Irrlicht
|
|
void yield() override;
|
|
|
|
//! Pause execution and let other processes to run for a specified amount of time.
|
|
void sleep(u32 timeMs, bool pauseTimer) override;
|
|
|
|
//! sets the caption of the window
|
|
void setWindowCaption(const wchar_t *text) override;
|
|
|
|
//! Sets the window icon.
|
|
bool setWindowIcon(const video::IImage *img) override;
|
|
|
|
//! returns if window is active. if not, nothing need to be drawn
|
|
bool isWindowActive() const override;
|
|
|
|
//! returns if window has focus.
|
|
bool isWindowFocused() const override;
|
|
|
|
//! returns if window is minimized.
|
|
bool isWindowMinimized() const override;
|
|
|
|
//! returns last state from maximizeWindow() and restoreWindow()
|
|
bool isWindowMaximized() const override;
|
|
|
|
//! returns color format of the window.
|
|
video::ECOLOR_FORMAT getColorFormat() const override;
|
|
|
|
//! notifies the device that it should close itself
|
|
void closeDevice() override;
|
|
|
|
//! Sets if the window should be resizable in windowed mode.
|
|
void setResizable(bool resize = false) override;
|
|
|
|
//! Resize the render window.
|
|
void setWindowSize(const irr::core::dimension2d<u32> &size) override;
|
|
|
|
//! Minimizes the window.
|
|
void minimizeWindow() override;
|
|
|
|
//! Maximizes the window.
|
|
void maximizeWindow() override;
|
|
|
|
//! Restores the window size.
|
|
void restoreWindow() override;
|
|
|
|
//! Get the position of this window on screen
|
|
core::position2di getWindowPosition() override;
|
|
|
|
//! Activate any joysticks, and generate events for them.
|
|
bool activateJoysticks(core::array<SJoystickInfo> &joystickInfo) override;
|
|
|
|
//! gets text from the clipboard
|
|
//! \return Returns 0 if no string is in there, otherwise utf-8 text.
|
|
virtual const c8 *getTextFromClipboard() const;
|
|
|
|
//! gets text from the primary selection
|
|
//! \return Returns 0 if no string is in there, otherwise utf-8 text.
|
|
virtual const c8 *getTextFromPrimarySelection() const;
|
|
|
|
//! copies text to the clipboard
|
|
//! This sets the clipboard selection and _not_ the primary selection.
|
|
//! @param text The text in utf-8
|
|
virtual void copyToClipboard(const c8 *text) const;
|
|
|
|
//! copies text to the primary selection
|
|
//! This sets the primary selection which you have on X on the middle mouse button.
|
|
//! @param text The text in utf-8
|
|
virtual void copyToPrimarySelection(const c8 *text) const;
|
|
|
|
//! Remove all messages pending in the system message loop
|
|
void clearSystemMessages() override;
|
|
|
|
//! Get the device type
|
|
E_DEVICE_TYPE getType() const override
|
|
{
|
|
return EIDT_X11;
|
|
}
|
|
|
|
//! Get the display density in dots per inch.
|
|
float getDisplayDensity() const override;
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
// convert an Irrlicht texture to a X11 cursor
|
|
Cursor TextureToCursor(irr::video::ITexture *tex, const core::rect<s32> &sourceRect, const core::position2d<s32> &hotspot);
|
|
Cursor TextureToMonochromeCursor(irr::video::ITexture *tex, const core::rect<s32> &sourceRect, const core::position2d<s32> &hotspot);
|
|
#ifdef _IRR_LINUX_XCURSOR_
|
|
Cursor TextureToARGBCursor(irr::video::ITexture *tex, const core::rect<s32> &sourceRect, const core::position2d<s32> &hotspot);
|
|
#endif
|
|
#endif
|
|
|
|
private:
|
|
//! create the driver
|
|
void createDriver();
|
|
|
|
bool createWindow();
|
|
|
|
void createKeyMap();
|
|
|
|
void pollJoysticks();
|
|
|
|
void initXAtoms();
|
|
|
|
void initXInput2();
|
|
|
|
bool switchToFullscreen();
|
|
|
|
void setupTopLevelXorgWindow();
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
bool createInputContext();
|
|
void destroyInputContext();
|
|
EKEY_CODE getKeyCode(XEvent &event);
|
|
|
|
const c8 *getTextFromSelection(Atom selection, core::stringc &text_buffer) const;
|
|
bool becomeSelectionOwner(Atom selection) const;
|
|
#endif
|
|
|
|
//! Implementation of the linux cursor control
|
|
class CCursorControl : public gui::ICursorControl
|
|
{
|
|
public:
|
|
CCursorControl(CIrrDeviceLinux *dev, bool null);
|
|
|
|
~CCursorControl();
|
|
|
|
//! Changes the visible state of the mouse cursor.
|
|
void setVisible(bool visible) override
|
|
{
|
|
if (visible == IsVisible)
|
|
return;
|
|
IsVisible = visible;
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
if (!Null) {
|
|
if (!IsVisible)
|
|
XDefineCursor(Device->XDisplay, Device->XWindow, InvisCursor);
|
|
else
|
|
XUndefineCursor(Device->XDisplay, Device->XWindow);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
//! Returns if the cursor is currently visible.
|
|
bool isVisible() const override
|
|
{
|
|
return IsVisible;
|
|
}
|
|
|
|
//! Sets the new position of the cursor.
|
|
void setPosition(const core::position2d<f32> &pos) override
|
|
{
|
|
setPosition(pos.X, pos.Y);
|
|
}
|
|
|
|
//! Sets the new position of the cursor.
|
|
void setPosition(f32 x, f32 y) override
|
|
{
|
|
setPosition((s32)(x * Device->Width), (s32)(y * Device->Height));
|
|
}
|
|
|
|
//! Sets the new position of the cursor.
|
|
void setPosition(const core::position2d<s32> &pos) override
|
|
{
|
|
setPosition(pos.X, pos.Y);
|
|
}
|
|
|
|
//! Sets the new position of the cursor.
|
|
void setPosition(s32 x, s32 y) override
|
|
{
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
|
|
if (!Null) {
|
|
if (UseReferenceRect) {
|
|
// NOTE: XIWarpPointer works when X11 has set a coordinate transformation matrix for the mouse unlike XWarpPointer
|
|
// which runs into a bug mentioned here: https://gitlab.freedesktop.org/xorg/xserver/-/issues/600
|
|
// So also workaround for Irrlicht bug #450
|
|
#ifdef _IRR_LINUX_X11_XINPUT2_
|
|
if (DeviceId != 0) {
|
|
XIWarpPointer(Device->XDisplay,
|
|
DeviceId,
|
|
None,
|
|
Device->XWindow, 0, 0,
|
|
Device->Width,
|
|
Device->Height,
|
|
ReferenceRect.UpperLeftCorner.X + x,
|
|
ReferenceRect.UpperLeftCorner.Y + y);
|
|
} else
|
|
#endif
|
|
{
|
|
XWarpPointer(Device->XDisplay,
|
|
None,
|
|
Device->XWindow, 0, 0,
|
|
Device->Width,
|
|
Device->Height,
|
|
ReferenceRect.UpperLeftCorner.X + x,
|
|
ReferenceRect.UpperLeftCorner.Y + y);
|
|
}
|
|
} else {
|
|
#ifdef _IRR_LINUX_X11_XINPUT2_
|
|
if (DeviceId != 0) {
|
|
XIWarpPointer(Device->XDisplay,
|
|
DeviceId,
|
|
None,
|
|
Device->XWindow, 0, 0,
|
|
Device->Width,
|
|
Device->Height, x, y);
|
|
} else
|
|
#endif
|
|
{
|
|
XWarpPointer(Device->XDisplay,
|
|
None,
|
|
Device->XWindow, 0, 0,
|
|
Device->Width,
|
|
Device->Height, x, y);
|
|
}
|
|
}
|
|
XFlush(Device->XDisplay);
|
|
}
|
|
#endif
|
|
CursorPos.X = x;
|
|
CursorPos.Y = y;
|
|
}
|
|
|
|
//! Returns the current position of the mouse cursor.
|
|
const core::position2d<s32> &getPosition(bool updateCursor) override
|
|
{
|
|
if (updateCursor)
|
|
updateCursorPos();
|
|
return CursorPos;
|
|
}
|
|
|
|
//! Returns the current position of the mouse cursor.
|
|
core::position2d<f32> getRelativePosition(bool updateCursor) override
|
|
{
|
|
if (updateCursor)
|
|
updateCursorPos();
|
|
|
|
if (!UseReferenceRect) {
|
|
return core::position2d<f32>(CursorPos.X / (f32)Device->Width,
|
|
CursorPos.Y / (f32)Device->Height);
|
|
}
|
|
|
|
return core::position2d<f32>(CursorPos.X / (f32)ReferenceRect.getWidth(),
|
|
CursorPos.Y / (f32)ReferenceRect.getHeight());
|
|
}
|
|
|
|
void setReferenceRect(core::rect<s32> *rect = 0) override
|
|
{
|
|
if (rect) {
|
|
ReferenceRect = *rect;
|
|
UseReferenceRect = true;
|
|
|
|
// prevent division through zero and uneven sizes
|
|
|
|
if (!ReferenceRect.getHeight() || ReferenceRect.getHeight() % 2)
|
|
ReferenceRect.LowerRightCorner.Y += 1;
|
|
|
|
if (!ReferenceRect.getWidth() || ReferenceRect.getWidth() % 2)
|
|
ReferenceRect.LowerRightCorner.X += 1;
|
|
} else
|
|
UseReferenceRect = false;
|
|
}
|
|
|
|
//! Sets the active cursor icon
|
|
void setActiveIcon(gui::ECURSOR_ICON iconId) override;
|
|
|
|
//! Gets the currently active icon
|
|
gui::ECURSOR_ICON getActiveIcon() const override
|
|
{
|
|
return ActiveIcon;
|
|
}
|
|
|
|
//! Add a custom sprite as cursor icon.
|
|
gui::ECURSOR_ICON addIcon(const gui::SCursorSprite &icon) override;
|
|
|
|
//! replace the given cursor icon.
|
|
void changeIcon(gui::ECURSOR_ICON iconId, const gui::SCursorSprite &icon) override;
|
|
|
|
//! Return a system-specific size which is supported for cursors. Larger icons will fail, smaller icons might work.
|
|
core::dimension2di getSupportedIconSize() const override;
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
//! Set platform specific behavior flags.
|
|
void setPlatformBehavior(gui::ECURSOR_PLATFORM_BEHAVIOR behavior) override { PlatformBehavior = behavior; }
|
|
|
|
//! Return platform specific behavior.
|
|
gui::ECURSOR_PLATFORM_BEHAVIOR getPlatformBehavior() const override { return PlatformBehavior; }
|
|
|
|
void update();
|
|
void clearCursors();
|
|
#endif
|
|
private:
|
|
void updateCursorPos()
|
|
{
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
if (Null)
|
|
return;
|
|
|
|
if (PlatformBehavior & gui::ECPB_X11_CACHE_UPDATES && !os::Timer::isStopped()) {
|
|
u32 now = os::Timer::getTime();
|
|
if (now <= LastQuery)
|
|
return;
|
|
LastQuery = now;
|
|
}
|
|
|
|
Window tmp;
|
|
int itmp1, itmp2;
|
|
unsigned int maskreturn;
|
|
XQueryPointer(Device->XDisplay, Device->XWindow,
|
|
&tmp, &tmp,
|
|
&itmp1, &itmp2,
|
|
&CursorPos.X, &CursorPos.Y, &maskreturn);
|
|
#endif
|
|
}
|
|
|
|
CIrrDeviceLinux *Device;
|
|
core::position2d<s32> CursorPos;
|
|
core::rect<s32> ReferenceRect;
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
gui::ECURSOR_PLATFORM_BEHAVIOR PlatformBehavior;
|
|
u32 LastQuery;
|
|
Cursor InvisCursor;
|
|
|
|
#ifdef _IRR_LINUX_X11_XINPUT2_
|
|
int DeviceId;
|
|
#endif
|
|
|
|
struct CursorFrameX11
|
|
{
|
|
CursorFrameX11() :
|
|
IconHW(0) {}
|
|
CursorFrameX11(Cursor icon) :
|
|
IconHW(icon) {}
|
|
|
|
Cursor IconHW; // hardware cursor
|
|
};
|
|
|
|
struct CursorX11
|
|
{
|
|
CursorX11() {}
|
|
explicit CursorX11(Cursor iconHw, u32 frameTime = 0) :
|
|
FrameTime(frameTime)
|
|
{
|
|
Frames.push_back(CursorFrameX11(iconHw));
|
|
}
|
|
core::array<CursorFrameX11> Frames;
|
|
u32 FrameTime;
|
|
};
|
|
|
|
core::array<CursorX11> Cursors;
|
|
|
|
void initCursors();
|
|
#endif
|
|
bool IsVisible;
|
|
bool Null;
|
|
bool UseReferenceRect;
|
|
gui::ECURSOR_ICON ActiveIcon;
|
|
u32 ActiveIconStartTime;
|
|
};
|
|
|
|
friend class CCursorControl;
|
|
|
|
#ifdef _IRR_COMPILE_WITH_X11_
|
|
friend class COpenGLDriver;
|
|
|
|
Display *XDisplay;
|
|
XVisualInfo *VisualInfo;
|
|
int Screennr;
|
|
Window XWindow;
|
|
XSetWindowAttributes WndAttributes;
|
|
XSizeHints *StdHints;
|
|
XIM XInputMethod;
|
|
XIC XInputContext;
|
|
bool HasNetWM;
|
|
// text is utf-8
|
|
mutable core::stringc Clipboard;
|
|
mutable core::stringc PrimarySelection;
|
|
#endif
|
|
#if defined(_IRR_LINUX_X11_XINPUT2_)
|
|
int currentTouchedCount;
|
|
#endif
|
|
u32 Width, Height;
|
|
bool WindowHasFocus;
|
|
bool WindowMinimized;
|
|
bool WindowMaximized;
|
|
bool ExternalWindow;
|
|
int AutorepeatSupport;
|
|
|
|
struct SKeyMap
|
|
{
|
|
SKeyMap() {}
|
|
SKeyMap(s32 x11, s32 win32) :
|
|
X11Key(x11), Win32Key(win32)
|
|
{
|
|
}
|
|
|
|
KeySym X11Key;
|
|
s32 Win32Key;
|
|
|
|
bool operator<(const SKeyMap &o) const
|
|
{
|
|
return X11Key < o.X11Key;
|
|
}
|
|
};
|
|
|
|
core::array<SKeyMap> KeyMap;
|
|
|
|
#if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)
|
|
struct JoystickInfo
|
|
{
|
|
int fd;
|
|
int axes;
|
|
int buttons;
|
|
|
|
SEvent persistentData;
|
|
|
|
JoystickInfo() :
|
|
fd(-1), axes(0), buttons(0) {}
|
|
};
|
|
core::array<JoystickInfo> ActiveJoysticks;
|
|
#endif
|
|
};
|
|
|
|
} // end namespace irr
|
|
|
|
#endif // _IRR_COMPILE_WITH_X11_DEVICE_
|