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stk-code_catmod/lib/irrlicht/source/Irrlicht/CIrrDeviceLinux.cpp
Benau 0253384bf9 Fix valgrind warning
2019-06-30 09:41:32 +08:00

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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// Copyright (C) 2014-2015 Dawid Gan
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
extern bool GLContextDebugBit;
#include "CIrrDeviceLinux.h"
#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/utsname.h>
#include <time.h>
#include <locale.h>
#include "IEventReceiver.h"
#include "ISceneManager.h"
#include "IGUIEnvironment.h"
#include "os.h"
#include "CTimer.h"
#include "irrString.h"
#include "Keycodes.h"
#include "COSOperator.h"
#include "CColorConverter.h"
#include "SIrrCreationParameters.h"
#include "IGUISpriteBank.h"
#ifdef _IRR_COMPILE_WITH_X11_
#include <X11/XKBlib.h>
#include <X11/Xatom.h>
#endif
#ifdef _IRR_COMPILE_WITH_OPENGL_
#include <GL/gl.h>
#ifdef _IRR_OPENGL_USE_EXTPOINTER_
#define GLX_GLXEXT_PROTOTYPES
#include "glxext.h"
#endif
#endif
#ifdef _IRR_LINUX_XCURSOR_
#include <X11/Xcursor/Xcursor.h>
#endif
#if defined _IRR_COMPILE_WITH_JOYSTICK_EVENTS_
#include <fcntl.h>
#include <unistd.h>
#ifdef __FreeBSD__
#include <sys/joystick.h>
#elif defined(__linux__)
// linux/joystick.h includes linux/input.h, which #defines values for various KEY_FOO keys.
// These override the irr::KEY_FOO equivalents, which stops key handling from working.
// As a workaround, defining _INPUT_H stops linux/input.h from being included; it
// doesn't actually seem to be necessary except to pull in sys/ioctl.h.
#define _INPUT_H
#include <sys/ioctl.h> // Would normally be included in linux/input.h
#include <linux/joystick.h>
#undef _INPUT_H
#endif
#endif // _IRR_COMPILE_WITH_JOYSTICK_EVENTS_
#define XRANDR_ROTATION_LEFT (1 << 1)
#define XRANDR_ROTATION_RIGHT (1 << 3)
namespace irr
{
namespace video
{
extern bool useCoreContext;
IVideoDriver* createOpenGLDriver(const SIrrlichtCreationParameters& params,
io::IFileSystem* io, CIrrDeviceLinux* device);
IVideoDriver* createOGLES2Driver(const SIrrlichtCreationParameters& params,
video::SExposedVideoData& data, io::IFileSystem* io, IrrlichtDevice* device);
}
} // end namespace irr
#if defined(_IRR_COMPILE_WITH_X11_)
namespace
{
Atom X_ATOM_CLIPBOARD;
Atom X_ATOM_TARGETS;
Atom X_ATOM_UTF8_STRING;
};
#endif
namespace irr
{
const char* wmDeleteWindow = "WM_DELETE_WINDOW";
//! constructor
CIrrDeviceLinux::CIrrDeviceLinux(const SIrrlichtCreationParameters& param)
: CIrrDeviceStub(param),
#ifdef _IRR_COMPILE_WITH_X11_
display(0), visual(0), screennr(0), window(0), StdHints(0), SoftwareImage(0),
XInputMethod(0), XInputContext(0), m_font_set(0), numlock_mask(0),
m_ime_enabled(false),
#ifdef _IRR_COMPILE_WITH_OPENGL_
glxWin(0),
Context(0),
#endif
#endif
Width(param.WindowSize.Width), Height(param.WindowSize.Height),
WindowHasFocus(false), WindowMinimized(false),
UseXVidMode(false), UseXRandR(false), UseGLXWindow(false),
ExternalWindow(false), AutorepeatSupport(0), SupportsNetWM(false),
NeedsGrabPointer(false)
{
#ifdef _DEBUG
setDebugName("CIrrDeviceLinux");
#endif
// print version, distribution etc.
// thx to LynxLuna for pointing me to the uname function
core::stringc linuxversion;
struct utsname LinuxInfo;
uname(&LinuxInfo);
linuxversion += LinuxInfo.sysname;
linuxversion += " ";
linuxversion += LinuxInfo.release;
linuxversion += " ";
linuxversion += LinuxInfo.version;
linuxversion += " ";
linuxversion += LinuxInfo.machine;
Operator = new COSOperator(linuxversion, this);
os::Printer::log(linuxversion.c_str(), ELL_INFORMATION);
// create keymap
createKeyMap();
// create window
if (CreationParams.DriverType != video::EDT_NULL)
{
// create the window, only if we do not use the null device
if (!createWindow())
return;
}
// create cursor control
CursorControl = new CCursorControl(this, CreationParams.DriverType == video::EDT_NULL);
// create driver
createDriver();
if (!VideoDriver)
return;
#ifdef _IRR_COMPILE_WITH_X11_
m_ime_position.x = 0;
m_ime_position.y = 0;
createInputContext();
numlock_mask = getNumlockMask(display);
// Get maximum 16 characters from input method
m_ime_char_holder.reallocate(16);
#endif
createGUIAndScene();
}
//! destructor
CIrrDeviceLinux::~CIrrDeviceLinux()
{
#ifdef _IRR_COMPILE_WITH_X11_
if (StdHints)
XFree(StdHints);
// Disable cursor (it is drop'ed in stub)
if (CursorControl)
{
CursorControl->setVisible(false);
static_cast<CCursorControl*>(CursorControl)->clearCursors();
}
// Must free OpenGL textures etc before destroying context, so can't wait for stub destructor
if ( GUIEnvironment )
{
GUIEnvironment->drop();
GUIEnvironment = NULL;
}
if ( SceneManager )
{
SceneManager->drop();
SceneManager = NULL;
}
if ( VideoDriver )
{
VideoDriver->drop();
VideoDriver = NULL;
}
destroyInputContext();
if (display)
{
#ifdef _IRR_COMPILE_WITH_OPENGL_
if (Context)
{
if (glxWin)
{
if (!glXMakeContextCurrent(display, None, None, NULL))
os::Printer::log("Could not release glx context.", ELL_WARNING);
}
else
{
if (!glXMakeCurrent(display, None, NULL))
os::Printer::log("Could not release glx context.", ELL_WARNING);
}
glXDestroyContext(display, Context);
if (glxWin)
glXDestroyWindow(display, glxWin);
}
#endif // #ifdef _IRR_COMPILE_WITH_OPENGL_
if (SoftwareImage)
XDestroyImage(SoftwareImage);
if (!ExternalWindow)
{
XDestroyWindow(display,window);
}
// Reset fullscreen resolution change
restoreResolution();
if (!ExternalWindow)
{
XCloseDisplay(display);
}
}
if (visual)
XFree(visual);
#endif // #ifdef _IRR_COMPILE_WITH_X11_
#if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)
for (u32 joystick = 0; joystick < ActiveJoysticks.size(); ++joystick)
{
if (ActiveJoysticks[joystick].fd >= 0)
{
close(ActiveJoysticks[joystick].fd);
}
}
#endif
}
#if defined(_IRR_COMPILE_WITH_X11_)
static bool XErrorSignaled = false;
int IrrPrintXError(Display *display, XErrorEvent *event)
{
char msg[256];
char msg2[256];
XErrorSignaled = true;
snprintf(msg, 256, "%d", event->request_code);
XGetErrorDatabaseText(display, "XRequest", msg, "unknown", msg2, 256);
XGetErrorText(display, event->error_code, msg, 256);
os::Printer::log("X Error", msg, ELL_WARNING);
os::Printer::log("From call ", msg2, ELL_WARNING);
return 0;
}
#endif
bool CIrrDeviceLinux::restoreResolution()
{
if (!CreationParams.Fullscreen)
return true;
#ifdef _IRR_LINUX_X11_VIDMODE_
if (UseXVidMode && CreationParams.Fullscreen)
{
XF86VidModeSwitchToMode(display, screennr, &oldVideoMode);
XF86VidModeSetViewPort(display, screennr, 0, 0);
}
#endif
#ifdef _IRR_LINUX_X11_RANDR_
if (UseXRandR && CreationParams.Fullscreen && old_mode != 0)
{
XRRScreenResources* res = XRRGetScreenResources(display, DefaultRootWindow(display));
if (!res)
return false;
XRROutputInfo* output = XRRGetOutputInfo(display, res, output_id);
if (!output || !output->crtc || output->connection == RR_Disconnected)
{
XRRFreeScreenResources(res);
XRRFreeOutputInfo(output);
return false;
}
XRRCrtcInfo* crtc = XRRGetCrtcInfo(display, res, output->crtc);
if (!crtc)
{
XRRFreeScreenResources(res);
XRRFreeOutputInfo(output);
return false;
}
Status s = XRRSetCrtcConfig(display, res, output->crtc, CurrentTime,
crtc->x, crtc->y, old_mode,
crtc->rotation, &output_id, 1);
XRRFreeOutputInfo(output);
XRRFreeCrtcInfo(crtc);
XRRFreeScreenResources(res);
if (s != Success)
return false;
}
#endif
return true;
}
bool CIrrDeviceLinux::changeResolution()
{
if (!CreationParams.Fullscreen)
return true;
getVideoModeList();
core::dimension2d<u32> desktop_res = VideoModeList.getDesktopResolution();
if (desktop_res.Width == Width && desktop_res.Height == Height)
return true;
#if defined(_IRR_LINUX_X11_VIDMODE_) || defined(_IRR_LINUX_X11_RANDR_)
s32 eventbase, errorbase;
s32 bestMode = -1;
#endif
#ifdef _IRR_LINUX_X11_VIDMODE_
if (XF86VidModeQueryExtension(display, &eventbase, &errorbase))
{
// enumerate video modes
s32 modeCount;
XF86VidModeModeInfo** modes;
float refresh_rate, refresh_rate_old;
XF86VidModeGetAllModeLines(display, screennr, &modeCount, &modes);
// find fitting mode
for (s32 i = 0; i<modeCount; ++i)
{
if (bestMode==-1 && modes[i]->hdisplay >= Width && modes[i]->vdisplay >= Height)
{
bestMode = i;
}
else if (bestMode!=-1 &&
modes[i]->hdisplay == modes[bestMode]->hdisplay &&
modes[i]->vdisplay == modes[bestMode]->vdisplay)
{
refresh_rate_old = (modes[bestMode]->dotclock * 1000.0) / (modes[bestMode]->htotal * modes[bestMode]->vtotal);
refresh_rate = (modes[i]->dotclock * 1000.0) / (modes[i]->htotal * modes[i]->vtotal);
if (refresh_rate > refresh_rate_old)
{
bestMode = i;
}
}
else if (bestMode!=-1 &&
modes[i]->hdisplay >= Width &&
modes[i]->vdisplay >= Height &&
modes[i]->hdisplay <= modes[bestMode]->hdisplay &&
modes[i]->vdisplay <= modes[bestMode]->vdisplay)
{
bestMode = i;
}
}
if (bestMode != -1)
{
os::Printer::log("Starting vidmode fullscreen mode...", ELL_INFORMATION);
os::Printer::log("hdisplay: ", core::stringc(modes[bestMode]->hdisplay).c_str(), ELL_INFORMATION);
os::Printer::log("vdisplay: ", core::stringc(modes[bestMode]->vdisplay).c_str(), ELL_INFORMATION);
XF86VidModeSwitchToMode(display, screennr, modes[bestMode]);
XF86VidModeSetViewPort(display, screennr, 0, 0);
UseXVidMode=true;
}
else
{
os::Printer::log("Could not find specified video mode, running windowed.", ELL_WARNING);
CreationParams.Fullscreen = false;
}
XFree(modes);
}
#endif
#ifdef _IRR_LINUX_X11_RANDR_
while (XRRQueryExtension(display, &eventbase, &errorbase))
{
if (output_id == 0)
break;
XRRScreenResources* res = XRRGetScreenResources(display, DefaultRootWindow(display));
if (!res)
break;
XRROutputInfo* output = XRRGetOutputInfo(display, res, output_id);
if (!output || !output->crtc || output->connection == RR_Disconnected)
{
XRRFreeOutputInfo(output);
XRRFreeScreenResources(res);
break;
}
XRRCrtcInfo* crtc = XRRGetCrtcInfo(display, res, output->crtc);
if (!crtc)
{
XRRFreeOutputInfo(output);
XRRFreeScreenResources(res);
break;
}
float refresh_rate, refresh_rate_new;
core::dimension2d<u32> mode0_size = core::dimension2d<u32>(0, 0);
for (int i = 0; i < res->nmode; i++)
{
const XRRModeInfo* mode = &res->modes[i];
core::dimension2d<u32> size;
if (crtc->rotation & (XRANDR_ROTATION_LEFT|XRANDR_ROTATION_RIGHT))
{
size = core::dimension2d<u32>(mode->height, mode->width);
}
else
{
size = core::dimension2d<u32>(mode->width, mode->height);
}
if (bestMode == -1 && mode->id == output->modes[0])
{
mode0_size = size;
}
if (bestMode == -1 && size.Width == Width && size.Height == Height)
{
for (int j = 0; j < output->nmode; j++)
{
if (mode->id == output->modes[j])
{
bestMode = j;
refresh_rate = (mode->dotClock * 1000.0) / (mode->hTotal * mode->vTotal);
break;
}
}
}
else if (bestMode != -1 && size.Width == Width && size.Height == Height)
{
refresh_rate_new = (mode->dotClock * 1000.0) / (mode->hTotal * mode->vTotal);
if (refresh_rate_new <= refresh_rate)
continue;
for (int j = 0; j < output->nmode; j++)
{
if (mode->id == output->modes[j])
{
bestMode = j;
refresh_rate = refresh_rate_new;
break;
}
}
}
}
// If video mode not found, try to use first available
if (bestMode == -1)
{
bestMode = 0;
Width = mode0_size.Width;
Height = mode0_size.Height;
}
Status s = XRRSetCrtcConfig(display, res, output->crtc, CurrentTime,
crtc->x, crtc->y, output->modes[bestMode],
crtc->rotation, &output_id, 1);
if (s == Success)
{
UseXRandR = true;
XSync(display, false);
sleep(1000, false);
}
if (UseXRandR && SupportsNetWM)
{
XRRPanning* panning = XRRGetPanning(display, res, output->crtc);
if ((panning->width != Width && panning->width != 0) ||
(panning->height != Height && panning->height != 0))
{
NeedsGrabPointer = true;
}
XRRFreePanning(panning);
}
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(output);
XRRFreeScreenResources(res);
break;
}
if (UseXRandR == false)
{
os::Printer::log("Could not get video output. Try to run in windowed mode.", ELL_WARNING);
CreationParams.Fullscreen = false;
}
#endif
return CreationParams.Fullscreen;
}
#if defined(_IRR_COMPILE_WITH_X11_)
void IrrPrintXGrabError(int grabResult, const c8 * grabCommand )
{
if ( grabResult == GrabSuccess )
{
// os::Printer::log(grabCommand, ": GrabSuccess", ELL_INFORMATION);
return;
}
switch ( grabResult )
{
case AlreadyGrabbed:
os::Printer::log(grabCommand, ": AlreadyGrabbed", ELL_WARNING);
break;
case GrabNotViewable:
os::Printer::log(grabCommand, ": GrabNotViewable", ELL_WARNING);
break;
case GrabFrozen:
os::Printer::log(grabCommand, ": GrabFrozen", ELL_WARNING);
break;
case GrabInvalidTime:
os::Printer::log(grabCommand, ": GrabInvalidTime", ELL_WARNING);
break;
default:
os::Printer::log(grabCommand, ": grab failed with unknown problem", ELL_WARNING);
break;
}
}
#endif
#ifdef _IRR_COMPILE_WITH_OPENGL_
#ifdef _IRR_COMPILE_WITH_X11_
static GLXContext getMeAGLContext(Display *display, GLXFBConfig glxFBConfig, bool force_legacy_context)
{
GLXContext Context;
irr::video::useCoreContext = true;
int core43ctxdebug[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 4,
GLX_CONTEXT_MINOR_VERSION_ARB, 3,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
GLX_CONTEXT_FLAGS_ARB, GLX_CONTEXT_DEBUG_BIT_ARB,
None
};
int core43ctx[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 4,
GLX_CONTEXT_MINOR_VERSION_ARB, 3,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
None
};
int core33ctxdebug[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 3,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
GLX_CONTEXT_FLAGS_ARB, GLX_CONTEXT_DEBUG_BIT_ARB,
None
};
int core33ctx[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 3,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
None
};
int core31ctxdebug[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 1,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
GLX_CONTEXT_FLAGS_ARB, GLX_CONTEXT_DEBUG_BIT_ARB,
None
};
int core31ctx[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 1,
GLX_CONTEXT_PROFILE_MASK_ARB, GLX_CONTEXT_CORE_PROFILE_BIT_ARB,
None
};
PFNGLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribsARB = 0;
glXCreateContextAttribsARB = (PFNGLXCREATECONTEXTATTRIBSARBPROC)
glXGetProcAddressARB( (const GLubyte *) "glXCreateContextAttribsARB" );
if(!force_legacy_context)
{
// create core 4.3 context
os::Printer::log("Creating OpenGL 4.3 context...", ELL_INFORMATION);
Context = glXCreateContextAttribsARB(display, glxFBConfig, 0, True, GLContextDebugBit ? core43ctxdebug : core43ctx);
if (!XErrorSignaled)
return Context;
XErrorSignaled = false;
// create core 3.3 context
os::Printer::log("Creating OpenGL 3.3 context...", ELL_INFORMATION);
Context = glXCreateContextAttribsARB(display, glxFBConfig, 0, True, GLContextDebugBit ? core33ctxdebug : core33ctx);
if (!XErrorSignaled)
return Context;
XErrorSignaled = false;
// create core 3.1 context (for older mesa)
os::Printer::log("Creating OpenGL 3.1 context...", ELL_INFORMATION);
Context = glXCreateContextAttribsARB(display, glxFBConfig, 0, True, GLContextDebugBit ? core31ctxdebug : core31ctx);
if (!XErrorSignaled)
return Context;
} // if(force_legacy_context)
XErrorSignaled = false;
irr::video::useCoreContext = false;
// fall back to legacy context
os::Printer::log("Creating legacy OpenGL 2.1 context...", ELL_INFORMATION);
Context = glXCreateNewContext(display, glxFBConfig, GLX_RGBA_TYPE, NULL, True);
return Context;
}
#endif
#endif
void CIrrDeviceLinux::grabPointer(bool grab)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (grab)
{
int result = 0;
for (int i = 0; i < 500; i++)
{
const unsigned int mask = ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | FocusChangeMask;
int result = XGrabPointer(display, window, True, mask,
GrabModeAsync, GrabModeAsync,
window, None, CurrentTime);
if (result == GrabSuccess)
break;
usleep(1000);
}
if (result != GrabSuccess)
{
os::Printer::log("Couldn't grab pointer.", ELL_WARNING);
}
}
else
{
XUngrabPointer(display, CurrentTime);
}
#endif
}
bool CIrrDeviceLinux::createWindow()
{
#ifdef _IRR_COMPILE_WITH_X11_
os::Printer::log("Creating X window...", ELL_INFORMATION);
XSetErrorHandler(IrrPrintXError);
display = XOpenDisplay(0);
if (!display)
{
os::Printer::log("Error: Need running XServer to start Irrlicht Engine.", ELL_ERROR);
if (XDisplayName(0)[0])
os::Printer::log("Could not open display", XDisplayName(0), ELL_ERROR);
else
os::Printer::log("Could not open display, set DISPLAY variable", ELL_ERROR);
return false;
}
screennr = DefaultScreen(display);
Atom *list;
Atom type;
int form;
unsigned long remain, len;
const char* disable_netwm = getenv("IRR_DISABLE_NETWM");
if (!disable_netwm || strcmp(disable_netwm, "0") == 0)
{
Atom WMCheck = XInternAtom(display, "_NET_SUPPORTING_WM_CHECK", false);
Status s = XGetWindowProperty(display, DefaultRootWindow(display),
WMCheck, 0L, 1L, False, XA_WINDOW,
&type, &form, &len, &remain,
(unsigned char **)&list);
if (s == Success)
{
XFree(list);
SupportsNetWM = (len > 0);
}
}
changeResolution();
#ifdef _IRR_COMPILE_WITH_OPENGL_
GLXFBConfig glxFBConfig = NULL;
int major, minor;
bool isAvailableGLX=false;
if (CreationParams.DriverType==video::EDT_OPENGL)
{
isAvailableGLX=glXQueryExtension(display,&major,&minor);
if (isAvailableGLX && glXQueryVersion(display, &major, &minor))
{
#ifdef GLX_VERSION_1_3
typedef GLXFBConfig * ( * PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
#ifdef _IRR_OPENGL_USE_EXTPOINTER_
PFNGLXCHOOSEFBCONFIGPROC glxChooseFBConfig = (PFNGLXCHOOSEFBCONFIGPROC)glXGetProcAddress(reinterpret_cast<const GLubyte*>("glXChooseFBConfig"));
#else
PFNGLXCHOOSEFBCONFIGPROC glxChooseFBConfig=glXChooseFBConfig;
#endif
if (major==1 && minor>2 && glxChooseFBConfig)
{
// attribute array for the draw buffer
int visualAttrBuffer[] =
{
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_RED_SIZE, 4,
GLX_GREEN_SIZE, 4,
GLX_BLUE_SIZE, 4,
GLX_ALPHA_SIZE, CreationParams.WithAlphaChannel?1:0,
GLX_DEPTH_SIZE, CreationParams.ZBufferBits, //10,11
GLX_DOUBLEBUFFER, CreationParams.Doublebuffer?True:False,
GLX_STENCIL_SIZE, CreationParams.Stencilbuffer?1:0,
#if defined(GLX_VERSION_1_4) && defined(GLX_SAMPLE_BUFFERS) // we need to check the extension string!
GLX_SAMPLE_BUFFERS, 1,
GLX_SAMPLES, CreationParams.AntiAlias, // 18,19
#elif defined(GLX_ARB_multisample)
GLX_SAMPLE_BUFFERS_ARB, 1,
GLX_SAMPLES_ARB, CreationParams.AntiAlias, // 18,19
#elif defined(GLX_SGIS_multisample)
GLX_SAMPLE_BUFFERS_SGIS, 1,
GLX_SAMPLES_SGIS, CreationParams.AntiAlias, // 18,19
#else
#error
#endif
#ifdef GLX_ARB_framebuffer_sRGB
GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB, CreationParams.HandleSRGB,
#elif defined(GLX_EXT_framebuffer_sRGB)
GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT, CreationParams.HandleSRGB,
#else
#error
#endif
GLX_STEREO, CreationParams.Stereobuffer?True:False,
None
};
GLXFBConfig *configList=0;
int nitems=0;
if (CreationParams.AntiAlias<2)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
}
if (CreationParams.HandleSRGB == false)
{
visualAttrBuffer[21] = GLX_DONT_CARE;
}
// first round with unchanged values
{
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (!configList && CreationParams.AntiAlias)
{
while (!configList && (visualAttrBuffer[19]>1))
{
visualAttrBuffer[19] -= 1;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
}
if (!configList)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (configList)
{
os::Printer::log("No FSAA available.", ELL_WARNING);
CreationParams.AntiAlias=0;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = CreationParams.AntiAlias;
}
}
}
}
// Try to disable sRGB framebuffer
if (!configList && CreationParams.HandleSRGB)
{
os::Printer::log("No sRGB framebuffer available.", ELL_WARNING);
CreationParams.HandleSRGB=false;
visualAttrBuffer[21] = GLX_DONT_CARE;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (!configList && CreationParams.AntiAlias)
{
while (!configList && (visualAttrBuffer[19]>1))
{
visualAttrBuffer[19] -= 1;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
}
if (!configList)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (configList)
{
os::Printer::log("No FSAA available.", ELL_WARNING);
CreationParams.AntiAlias=0;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = CreationParams.AntiAlias;
}
}
}
}
// Next try with flipped stencil buffer value
// If the first round was with stencil flag it's now without
// Other way round also makes sense because some configs
// only have depth buffer combined with stencil buffer
if (!configList)
{
if (CreationParams.Stencilbuffer)
os::Printer::log("No stencilbuffer available, disabling stencil shadows.", ELL_WARNING);
CreationParams.Stencilbuffer = !CreationParams.Stencilbuffer;
visualAttrBuffer[15]=CreationParams.Stencilbuffer?1:0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (!configList && CreationParams.AntiAlias)
{
while (!configList && (visualAttrBuffer[19]>1))
{
visualAttrBuffer[19] -= 1;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
}
if (!configList)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (configList)
{
os::Printer::log("No FSAA available.", ELL_WARNING);
CreationParams.AntiAlias=0;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = CreationParams.AntiAlias;
}
}
}
}
// Next try without double buffer
if (!configList && CreationParams.Doublebuffer)
{
os::Printer::log("No doublebuffering available.", ELL_WARNING);
CreationParams.Doublebuffer=false;
visualAttrBuffer[13] = GLX_DONT_CARE;
CreationParams.Stencilbuffer = false;
visualAttrBuffer[15]=0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (!configList && CreationParams.AntiAlias)
{
while (!configList && (visualAttrBuffer[19]>1))
{
visualAttrBuffer[19] -= 1;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
}
if (!configList)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
configList=glxChooseFBConfig(display, screennr, visualAttrBuffer,&nitems);
if (configList)
{
os::Printer::log("No FSAA available.", ELL_WARNING);
CreationParams.AntiAlias=0;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = CreationParams.AntiAlias;
}
}
}
}
if (configList)
{
glxFBConfig=configList[0];
XFree(configList);
UseGLXWindow=true;
#ifdef _IRR_OPENGL_USE_EXTPOINTER_
typedef XVisualInfo * ( * PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
PFNGLXGETVISUALFROMFBCONFIGPROC glxGetVisualFromFBConfig= (PFNGLXGETVISUALFROMFBCONFIGPROC)glXGetProcAddress(reinterpret_cast<const GLubyte*>("glXGetVisualFromFBConfig"));
if (glxGetVisualFromFBConfig)
visual = glxGetVisualFromFBConfig(display,glxFBConfig);
#else
visual = glXGetVisualFromFBConfig(display,glxFBConfig);
#endif
}
}
else
#endif
{
// attribute array for the draw buffer
int visualAttrBuffer[] =
{
GLX_RGBA, GLX_USE_GL,
GLX_RED_SIZE, 4,
GLX_GREEN_SIZE, 4,
GLX_BLUE_SIZE, 4,
GLX_ALPHA_SIZE, CreationParams.WithAlphaChannel?1:0,
GLX_DEPTH_SIZE, CreationParams.ZBufferBits,
GLX_STENCIL_SIZE, CreationParams.Stencilbuffer?1:0, // 12,13
// The following attributes have no flags, but are
// either present or not. As a no-op we use
// GLX_USE_GL, which is silently ignored by glXChooseVisual
CreationParams.Doublebuffer?GLX_DOUBLEBUFFER:GLX_USE_GL, // 14
CreationParams.Stereobuffer?GLX_STEREO:GLX_USE_GL, // 15
#ifdef GLX_ARB_framebuffer_sRGB
CreationParams.HandleSRGB?GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB:GLX_USE_GL,
#elif defined(GLX_EXT_framebuffer_sRGB)
CreationParams.HandleSRGB?GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT:GLX_USE_GL,
#endif
None
};
visual=glXChooseVisual(display, screennr, visualAttrBuffer);
if (!visual)
{
if (CreationParams.Stencilbuffer)
os::Printer::log("No stencilbuffer available, disabling.", ELL_WARNING);
CreationParams.Stencilbuffer = !CreationParams.Stencilbuffer;
visualAttrBuffer[13]=CreationParams.Stencilbuffer?1:0;
visual=glXChooseVisual(display, screennr, visualAttrBuffer);
if (!visual && CreationParams.Doublebuffer)
{
os::Printer::log("No doublebuffering available.", ELL_WARNING);
CreationParams.Doublebuffer=false;
visualAttrBuffer[14] = GLX_USE_GL;
visual=glXChooseVisual(display, screennr, visualAttrBuffer);
}
}
}
}
else
os::Printer::log("No GLX support available. OpenGL driver will not work.", ELL_WARNING);
}
// don't use the XVisual with OpenGL, because it ignores all requested
// properties of the CreationParams
else if (!visual)
#endif // _IRR_COMPILE_WITH_OPENGL_
// create visual with standard X methods
{
os::Printer::log("Using plain X visual");
XVisualInfo visTempl; //Template to hold requested values
int visNumber; // Return value of available visuals
visTempl.screen = screennr;
// ARGB visuals should be avoided for usual applications
visTempl.depth = CreationParams.WithAlphaChannel?32:24;
while ((!visual) && (visTempl.depth>=16))
{
visual = XGetVisualInfo(display, VisualScreenMask|VisualDepthMask,
&visTempl, &visNumber);
visTempl.depth -= 8;
}
if (!visual && !CreationParams.WithAlphaChannel)
{
visTempl.depth = 32;
visual = XGetVisualInfo(display, VisualScreenMask|VisualDepthMask,
&visTempl, &visNumber);
}
}
if (!visual)
{
os::Printer::log("Fatal error, could not get visual.", ELL_ERROR);
XCloseDisplay(display);
display=0;
return false;
}
#ifdef _DEBUG
else
os::Printer::log("Visual chosen: ", core::stringc(static_cast<u32>(visual->visualid)).c_str(), ELL_DEBUG);
#endif
// create color map
Colormap colormap;
colormap = XCreateColormap(display,
RootWindow(display, visual->screen),
visual->visual, AllocNone);
attributes.colormap = colormap;
attributes.border_pixel = 0;
attributes.event_mask = StructureNotifyMask | FocusChangeMask | ExposureMask;
if (!CreationParams.IgnoreInput)
attributes.event_mask |= PointerMotionMask |
ButtonPressMask | KeyPressMask |
ButtonReleaseMask | KeyReleaseMask;
if (!CreationParams.WindowId)
{
attributes.override_redirect = !SupportsNetWM && CreationParams.Fullscreen;
// create new Window
window = XCreateWindow(display,
RootWindow(display, visual->screen),
0, 0, Width, Height, 0, visual->depth,
InputOutput, visual->visual,
CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect,
&attributes);
XMapRaised(display, window);
CreationParams.WindowId = (void*)window;
Atom wmDelete;
wmDelete = XInternAtom(display, wmDeleteWindow, True);
XSetWMProtocols(display, window, &wmDelete, 1);
if (CreationParams.Fullscreen)
{
// Some window managers don't respect values from XCreateWindow and
// place window in random position. This may cause that fullscreen
// window is showed in wrong screen. It doesn't matter for vidmode
// which displays cloned image in all devices.
#ifdef _IRR_LINUX_X11_RANDR_
XMoveResizeWindow(display, window, crtc_x, crtc_y, Width, Height);
XRaiseWindow(display, window);
XFlush(display);
#endif
}
unsigned int display_width = XDisplayWidth(display, screennr);
unsigned int display_height = XDisplayHeight(display, screennr);
bool has_display_size = (Width == display_width && Height == display_height);
if (SupportsNetWM && (CreationParams.Fullscreen || has_display_size))
{
Atom WMStateAtom = XInternAtom(display, "_NET_WM_STATE", true);
Atom WMStateAtom1 = None;
Atom WMStateAtom2 = None;
if (CreationParams.Fullscreen)
{
WMStateAtom1 = XInternAtom(display, "_NET_WM_STATE_FULLSCREEN", true);
}
else
{
WMStateAtom1 = XInternAtom(display, "_NET_WM_STATE_MAXIMIZED_HORZ", true);
WMStateAtom2 = XInternAtom(display, "_NET_WM_STATE_MAXIMIZED_VERT", true);
}
XEvent xev = {0}; // The event should be filled with zeros before setting its attributes
xev.type = ClientMessage;
xev.xclient.window = window;
xev.xclient.message_type = WMStateAtom;
xev.xclient.format = 32;
xev.xclient.data.l[0] = 1;
xev.xclient.data.l[1] = WMStateAtom1;
xev.xclient.data.l[2] = WMStateAtom2;
XSendEvent(display, RootWindow(display, visual->screen), false,
SubstructureRedirectMask | SubstructureNotifyMask, &xev);
XFlush(display);
// Wait until window state is already changed
bool changed = false;
for (int i = 0; i < 500; i++)
{
Atom type;
int format;
unsigned long numItems, bytesAfter;
Atom* atoms = NULL;
int s = XGetWindowProperty(display, window, WMStateAtom,
0l, 1024, False, XA_ATOM, &type,
&format, &numItems, &bytesAfter,
(unsigned char**)&atoms);
if (s == Success)
{
for (unsigned int i = 0; i < numItems; ++i)
{
if (atoms[i] == WMStateAtom1)
{
changed = true;
break;
}
}
XFree(atoms);
}
if (changed == true)
break;
usleep(1000);
}
if (!changed)
{
os::Printer::log("Warning! Got timeout when changing window state", ELL_WARNING);
}
if (NeedsGrabPointer)
{
grabPointer(true);
}
XSync(display, false);
sleep(100, false);
}
if (!SupportsNetWM && CreationParams.Fullscreen)
{
XSetInputFocus(display, window, RevertToParent, CurrentTime);
int grabKb = XGrabKeyboard(display, window, True, GrabModeAsync,
GrabModeAsync, CurrentTime);
IrrPrintXGrabError(grabKb, "XGrabKeyboard");
int grabPointer = XGrabPointer(display, window, True, ButtonPressMask,
GrabModeAsync, GrabModeAsync, window, None, CurrentTime);
IrrPrintXGrabError(grabPointer, "XGrabPointer");
XWarpPointer(display, None, window, 0, 0, 0, 0, 0, 0);
}
}
else
{
// attach external window
window = (Window)CreationParams.WindowId;
if (!CreationParams.IgnoreInput)
{
XCreateWindow(display,
window,
0, 0, Width, Height, 0, visual->depth,
InputOutput, visual->visual,
CWBorderPixel | CWColormap | CWEventMask,
&attributes);
}
XWindowAttributes wa;
XGetWindowAttributes(display, window, &wa);
CreationParams.WindowSize.Width = wa.width;
CreationParams.WindowSize.Height = wa.height;
CreationParams.Fullscreen = false;
ExternalWindow = true;
}
WindowMinimized=false;
// Currently broken in X, see Bug ID 2795321
// XkbSetDetectableAutoRepeat(display, True, &AutorepeatSupport);
#ifdef _IRR_COMPILE_WITH_OPENGL_
// connect glx context to window
Context=0;
if (isAvailableGLX && CreationParams.DriverType==video::EDT_OPENGL)
{
if (UseGLXWindow)
{
glxWin=glXCreateWindow(display,glxFBConfig,window,NULL);
if (glxWin)
{
getLogger()->setLogLevel(ELL_NONE);
Context = getMeAGLContext(display, glxFBConfig, CreationParams.ForceLegacyDevice);
getLogger()->setLogLevel(CreationParams.LoggingLevel);
if (Context)
{
if (!glXMakeContextCurrent(display, glxWin, glxWin, Context))
{
os::Printer::log("Could not make context current.", ELL_WARNING);
glXDestroyContext(display, Context);
}
}
else
{
os::Printer::log("Could not create GLX rendering context.", ELL_WARNING);
}
}
else
{
os::Printer::log("Could not create GLX window.", ELL_WARNING);
}
}
else
{
Context = glXCreateContext(display, visual, NULL, True);
if (Context)
{
if (!glXMakeCurrent(display, window, Context))
{
os::Printer::log("Could not make context current.", ELL_WARNING);
glXDestroyContext(display, Context);
}
}
else
{
os::Printer::log("Could not create GLX rendering context.", ELL_WARNING);
}
}
}
#endif // _IRR_COMPILE_WITH_OPENGL_
Window tmp;
u32 borderWidth;
int x,y;
unsigned int bits;
XGetGeometry(display, window, &tmp, &x, &y, &Width, &Height, &borderWidth, &bits);
CreationParams.Bits = bits;
CreationParams.WindowSize.Width = Width;
CreationParams.WindowSize.Height = Height;
if (SupportsNetWM == true)
{
Atom opaque_region = XInternAtom(display, "_NET_WM_OPAQUE_REGION", true);
if (opaque_region != None)
{
unsigned long window_rect[4] = {0, 0, Width, Height};
XChangeProperty(display, window, opaque_region, XA_CARDINAL, 32,
PropModeReplace, (unsigned char*)window_rect, 4);
}
}
StdHints = XAllocSizeHints();
long num;
XGetWMNormalHints(display, window, StdHints, &num);
// create an XImage for the software renderer
//(thx to Nadav for some clues on how to do that!)
if (CreationParams.DriverType == video::EDT_SOFTWARE || CreationParams.DriverType == video::EDT_BURNINGSVIDEO)
{
SoftwareImage = XCreateImage(display,
visual->visual, visual->depth,
ZPixmap, 0, 0, Width, Height,
BitmapPad(display), 0);
// use malloc because X will free it later on
if (SoftwareImage)
SoftwareImage->data = (char*) malloc(SoftwareImage->bytes_per_line * SoftwareImage->height * sizeof(char));
}
initXAtoms();
#endif // #ifdef _IRR_COMPILE_WITH_X11_
return true;
}
//! create the driver
void CIrrDeviceLinux::createDriver()
{
switch(CreationParams.DriverType)
{
#ifdef _IRR_COMPILE_WITH_X11_
case video::EDT_SOFTWARE:
#ifdef _IRR_COMPILE_WITH_SOFTWARE_
VideoDriver = video::createSoftwareDriver(CreationParams.WindowSize, CreationParams.Fullscreen, FileSystem, this);
#else
os::Printer::log("No Software driver support compiled in.", ELL_ERROR);
#endif
break;
case video::EDT_BURNINGSVIDEO:
#ifdef _IRR_COMPILE_WITH_BURNINGSVIDEO_
VideoDriver = video::createBurningVideoDriver(CreationParams, FileSystem, this);
#else
os::Printer::log("Burning's video driver was not compiled in.", ELL_ERROR);
#endif
break;
case video::EDT_OPENGL:
#ifdef _IRR_COMPILE_WITH_OPENGL_
if (Context)
VideoDriver = video::createOpenGLDriver(CreationParams, FileSystem, this);
#else
os::Printer::log("No OpenGL support compiled in.", ELL_ERROR);
#endif
break;
case video::EDT_OGLES2:
{
#ifdef _IRR_COMPILE_WITH_OGLES2_
video::SExposedVideoData data;
data.OpenGLLinux.X11Window = window;
data.OpenGLLinux.X11Display = display;
VideoDriver = video::createOGLES2Driver(CreationParams, data, FileSystem, this);
#else
os::Printer::log("No OpenGL ES 2.0 support compiled in.", ELL_ERROR);
#endif
break;
}
case video::EDT_DIRECT3D8:
case video::EDT_DIRECT3D9:
os::Printer::log("This driver is not available in Linux. Try OpenGL or Software renderer.",
ELL_ERROR);
break;
case video::EDT_NULL:
VideoDriver = video::createNullDriver(FileSystem, CreationParams.WindowSize);
break;
default:
os::Printer::log("Unable to create video driver of unknown type.", ELL_ERROR);
break;
#else
case video::EDT_NULL:
VideoDriver = video::createNullDriver(FileSystem, CreationParams.WindowSize);
break;
default:
os::Printer::log("No X11 support compiled in. Only Null driver available.", ELL_ERROR);
break;
#endif
}
}
#ifdef _IRR_COMPILE_WITH_X11_
bool CIrrDeviceLinux::createInputContext()
{
if (!display)
return false;
// One one side it would be nicer to let users do that - on the other hand
// not setting the environment locale will not work when using i18n X11 functions.
// So users would have to call it always or their input is broken badly.
// We can restore immediately - so won't mess with anything in users apps.
core::stringc oldLocale(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, ""); // use environment locale
if ( !XSupportsLocale() )
{
os::Printer::log("Locale not supported. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
// It's showed as memory leak, but we shouldn't delete it. From the xlib
// documentation: "The returned modifiers string is owned by Xlib and
// should not be modified or freed by the client."
char* p = XSetLocaleModifiers("");
if (p == NULL)
{
os::Printer::log("Could not set locale modifiers. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
XInputMethod = XOpenIM(display, NULL, NULL, NULL);
if ( !XInputMethod )
{
os::Printer::log("XOpenIM failed to create an input method. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
XIMStyles *im_supported_styles = NULL;
XGetIMValues(XInputMethod, XNQueryInputStyle, &im_supported_styles, (void*)NULL);
if (!im_supported_styles)
{
os::Printer::log("XGetIMValues failed to get supported styles. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
// Only OverTheSpot and Root pre-edit type are implemented for now
core::array<unsigned long> supported_style;
//supported_style.push_back(XIMPreeditPosition | XIMStatusNothing);
supported_style.push_back(XIMPreeditNothing | XIMStatusNothing);
XIMStyle best_style = 0;
bool found = false;
int supported_style_start = -1;
while (!found && supported_style_start < (int)supported_style.size())
{
supported_style_start++;
for (int i = 0; i < im_supported_styles->count_styles; i++)
{
XIMStyle cur_style = im_supported_styles->supported_styles[i];
if (cur_style == supported_style[supported_style_start])
{
best_style = cur_style;
found = true;
break;
}
}
}
XFree(im_supported_styles);
if (!found)
{
XDestroyIC(XInputContext);
XInputContext = 0;
os::Printer::log("XInputMethod has no input style we can use. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
// Only use root preedit type for now
/*if (best_style != (XIMPreeditNothing | XIMStatusNothing))
{
char **list = NULL;
int count = 0;
m_font_set = XCreateFontSet(display, "fixed", &list, &count, NULL);
if (!m_font_set)
{
os::Printer::log("XInputContext failed to create font set. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
if (count > 0)
{
XFreeStringList(list);
}
XPoint spot = {0, 0};
XVaNestedList p_list = XVaCreateNestedList(0, XNSpotLocation, &spot,
XNFontSet, m_font_set, (void*)NULL);
XInputContext = XCreateIC(XInputMethod,
XNInputStyle, best_style,
XNClientWindow, window,
XNFocusWindow, window,
XNPreeditAttributes, p_list,
(void*)NULL);
XFree(p_list);
}
else*/
{
XInputContext = XCreateIC(XInputMethod,
XNInputStyle, best_style,
XNClientWindow, window,
XNFocusWindow, window,
(void*)NULL);
}
if (!XInputContext )
{
os::Printer::log("XInputContext failed to create an input context. Falling back to non-i18n input.", ELL_WARNING);
setlocale(LC_CTYPE, oldLocale.c_str());
return false;
}
XSetICFocus(XInputContext);
setlocale(LC_CTYPE, oldLocale.c_str());
return true;
}
void CIrrDeviceLinux::destroyInputContext()
{
if ( XInputContext )
{
XUnsetICFocus(XInputContext);
XDestroyIC(XInputContext);
XInputContext = 0;
}
if ( XInputMethod )
{
XCloseIM(XInputMethod);
XInputMethod = 0;
}
if (display && m_font_set)
{
XFreeFontSet(display, m_font_set);
m_font_set = 0;
}
}
void CIrrDeviceLinux::setIMELocation(const irr::core::position2di& pos)
{
if (!XInputContext || !m_ime_enabled) return;
m_ime_position.x = pos.X;
m_ime_position.y = pos.Y;
updateIMELocation();
}
void CIrrDeviceLinux::updateIMELocation()
{
if (!XInputContext || !m_ime_enabled) return;
XVaNestedList list;
list = XVaCreateNestedList(0, XNSpotLocation, &m_ime_position, (void*)NULL);
XSetICValues(XInputContext, XNPreeditAttributes, list, (void*)NULL);
XFree(list);
}
void CIrrDeviceLinux::setIMEEnable(bool enable)
{
if (!XInputContext) return;
m_ime_enabled = enable;
}
int CIrrDeviceLinux::getNumlockMask(Display* display)
{
int mask_table[8] = {ShiftMask, LockMask, ControlMask, Mod1Mask,
Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask};
if (!display)
return 0;
KeyCode numlock_keycode = XKeysymToKeycode(display, XK_Num_Lock);
if (numlock_keycode == NoSymbol)
return 0;
XModifierKeymap* map = XGetModifierMapping(display);
if (!map)
return 0;
int mask = 0;
for (int i = 0; i < 8 * map->max_keypermod; i++)
{
if (map->modifiermap[i] != numlock_keycode)
continue;
mask = mask_table[i/map->max_keypermod];
break;
}
XFreeModifiermap(map);
return mask;
}
EKEY_CODE CIrrDeviceLinux::getKeyCode(XEvent &event)
{
int keyCode = 0;
#ifdef _IRR_COMPILE_WITH_X11_
SKeyMap mp;
// First check for numpad keys
bool is_numpad_key = false;
if (event.xkey.state & numlock_mask)
{
mp.X11Key = XkbKeycodeToKeysym(display, event.xkey.keycode, 0, 1);
if ((mp.X11Key >=XK_KP_0 && mp.X11Key <= XK_KP_9 ) || mp.X11Key == XK_KP_Decimal)
is_numpad_key = true;
}
// If it's not numpad key, then get keycode in typical way
if (!is_numpad_key)
{
mp.X11Key = XkbKeycodeToKeysym(display, event.xkey.keycode, 0, 0);
}
const s32 idx = KeyMap.binary_search(mp);
if (idx != -1)
{
keyCode = KeyMap[idx].Win32Key;
}
if (keyCode == 0)
{
// Any value is better than none, that allows at least using the keys.
// Worst case is that some keys will be identical, still better than _all_
// unknown keys being identical.
if (mp.X11Key)
{
keyCode = (int)IRR_KEY_CODES_COUNT + mp.X11Key;
}
else
{
keyCode = (int)IRR_KEY_CODES_COUNT + event.xkey.keycode;
}
os::Printer::log("EKEY_CODE is 0, fallback keycode", core::stringc(keyCode).c_str(), ELL_INFORMATION);
}
#endif
return (EKEY_CODE)keyCode;
}
#endif
//! runs the device. Returns false if device wants to be deleted
bool CIrrDeviceLinux::run()
{
os::Timer::tick();
#ifdef _IRR_COMPILE_WITH_X11_
if ( CursorControl )
static_cast<CCursorControl*>(CursorControl)->update();
if ((CreationParams.DriverType != video::EDT_NULL) && display)
{
SEvent irrevent;
irrevent.MouseInput.ButtonStates = 0xffffffff;
while (XPending(display) > 0 && !Close)
{
if (!m_ime_char_holder.empty())
{
irrevent.KeyInput.Char = m_ime_char_holder[0];
irrevent.EventType = irr::EET_KEY_INPUT_EVENT;
irrevent.KeyInput.PressedDown = true;
irrevent.KeyInput.Control = false;
irrevent.KeyInput.Shift = false;
irrevent.KeyInput.Key = (irr::EKEY_CODE)0;
postEventFromUser(irrevent);
m_ime_char_holder.erase(0);
continue;
}
XEvent event;
XNextEvent(display, &event);
if (m_ime_enabled && XFilterEvent(&event, None))
{
updateIMELocation();
continue;
}
switch (event.type)
{
case ConfigureNotify:
updateIMELocation();
// check for changed window size
if ((event.xconfigure.width != (int) Width) ||
(event.xconfigure.height != (int) Height))
{
Width = event.xconfigure.width;
Height = event.xconfigure.height;
// resize image data
if (SoftwareImage)
{
XDestroyImage(SoftwareImage);
SoftwareImage = XCreateImage(display,
visual->visual, visual->depth,
ZPixmap, 0, 0, Width, Height,
BitmapPad(display), 0);
// use malloc because X will free it later on
if (SoftwareImage)
SoftwareImage->data = (char*) malloc(SoftwareImage->bytes_per_line * SoftwareImage->height * sizeof(char));
}
if (VideoDriver)
VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));
}
break;
case MapNotify:
WindowMinimized=false;
break;
case UnmapNotify:
WindowMinimized=true;
break;
case FocusIn:
if (NeedsGrabPointer)
{
grabPointer(true);
}
WindowHasFocus=true;
break;
case FocusOut:
if (NeedsGrabPointer)
{
grabPointer(false);
}
WindowHasFocus=false;
break;
case MotionNotify:
irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;
irrevent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;
irrevent.MouseInput.X = event.xbutton.x;
irrevent.MouseInput.Y = event.xbutton.y;
irrevent.MouseInput.Control = (event.xkey.state & ControlMask) != 0;
irrevent.MouseInput.Shift = (event.xkey.state & ShiftMask) != 0;
// mouse button states
irrevent.MouseInput.ButtonStates = (event.xbutton.state & Button1Mask) ? irr::EMBSM_LEFT : 0;
irrevent.MouseInput.ButtonStates |= (event.xbutton.state & Button3Mask) ? irr::EMBSM_RIGHT : 0;
irrevent.MouseInput.ButtonStates |= (event.xbutton.state & Button2Mask) ? irr::EMBSM_MIDDLE : 0;
postEventFromUser(irrevent);
break;
case ButtonPress:
case ButtonRelease:
irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;
irrevent.MouseInput.X = event.xbutton.x;
irrevent.MouseInput.Y = event.xbutton.y;
irrevent.MouseInput.Control = (event.xkey.state & ControlMask) != 0;
irrevent.MouseInput.Shift = (event.xkey.state & ShiftMask) != 0;
// mouse button states
// This sets the state which the buttons had _prior_ to the event.
// So unlike on Windows the button which just got changed has still the old state here.
// We handle that below by flipping the corresponding bit later.
irrevent.MouseInput.ButtonStates = (event.xbutton.state & Button1Mask) ? irr::EMBSM_LEFT : 0;
irrevent.MouseInput.ButtonStates |= (event.xbutton.state & Button3Mask) ? irr::EMBSM_RIGHT : 0;
irrevent.MouseInput.ButtonStates |= (event.xbutton.state & Button2Mask) ? irr::EMBSM_MIDDLE : 0;
irrevent.MouseInput.Event = irr::EMIE_COUNT;
switch(event.xbutton.button)
{
case Button1:
irrevent.MouseInput.Event =
(event.type == ButtonPress) ? irr::EMIE_LMOUSE_PRESSED_DOWN : irr::EMIE_LMOUSE_LEFT_UP;
irrevent.MouseInput.ButtonStates ^= irr::EMBSM_LEFT;
break;
case Button3:
irrevent.MouseInput.Event =
(event.type == ButtonPress) ? irr::EMIE_RMOUSE_PRESSED_DOWN : irr::EMIE_RMOUSE_LEFT_UP;
irrevent.MouseInput.ButtonStates ^= irr::EMBSM_RIGHT;
break;
case Button2:
irrevent.MouseInput.Event =
(event.type == ButtonPress) ? irr::EMIE_MMOUSE_PRESSED_DOWN : irr::EMIE_MMOUSE_LEFT_UP;
irrevent.MouseInput.ButtonStates ^= irr::EMBSM_MIDDLE;
break;
case Button4:
if (event.type == ButtonPress)
{
irrevent.MouseInput.Event = EMIE_MOUSE_WHEEL;
irrevent.MouseInput.Wheel = 1.0f;
}
break;
case Button5:
if (event.type == ButtonPress)
{
irrevent.MouseInput.Event = EMIE_MOUSE_WHEEL;
irrevent.MouseInput.Wheel = -1.0f;
}
break;
}
if (irrevent.MouseInput.Event != irr::EMIE_COUNT)
{
postEventFromUser(irrevent);
if ( irrevent.MouseInput.Event >= EMIE_LMOUSE_PRESSED_DOWN && irrevent.MouseInput.Event <= EMIE_MMOUSE_PRESSED_DOWN )
{
u32 clicks = checkSuccessiveClicks(irrevent.MouseInput.X, irrevent.MouseInput.Y, irrevent.MouseInput.Event);
if ( clicks == 2 )
{
irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_DOUBLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);
postEventFromUser(irrevent);
}
else if ( clicks == 3 )
{
irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_TRIPLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);
postEventFromUser(irrevent);
}
}
}
break;
case MappingNotify:
XRefreshKeyboardMapping (&event.xmapping) ;
break;
case KeyRelease:
if (0 == AutorepeatSupport && (XPending( display ) > 0) )
{
// check for Autorepeat manually
// We'll do the same as Windows does: Only send KeyPressed
// So every KeyRelease is a real release
XEvent next_event;
XPeekEvent (event.xkey.display, &next_event);
if ((next_event.type == KeyPress) &&
(next_event.xkey.keycode == event.xkey.keycode) &&
(next_event.xkey.time - event.xkey.time) < 2) // usually same time, but on some systems a difference of 1 is possible
{
// Ignore the key release event
break;
}
}
irrevent.EventType = irr::EET_KEY_INPUT_EVENT;
irrevent.KeyInput.PressedDown = false;
irrevent.KeyInput.Char = 0; // on release that's undefined
irrevent.KeyInput.Control = (event.xkey.state & ControlMask) != 0;
irrevent.KeyInput.Shift = (event.xkey.state & ShiftMask) != 0;
irrevent.KeyInput.Key = getKeyCode(event);
postEventFromUser(irrevent);
break;
case KeyPress:
{
SKeyMap mp;
if ( XInputContext )
{
Status status;
int strLen = XwcLookupString(XInputContext, &event.xkey, m_ime_char_holder.pointer(), 16 * sizeof(wchar_t), &mp.X11Key, &status);
if ( status == XBufferOverflow )
{
os::Printer::log("XwcLookupString needs a larger buffer", ELL_INFORMATION);
}
if ( strLen > 0 && (status == XLookupChars || status == XLookupBoth) )
{
if ( strLen > 1 )
{
m_ime_char_holder.set_used(strLen > 16 ? 16 : strLen);
continue;
}
else
{
irrevent.KeyInput.Char = m_ime_char_holder[0];
}
}
else
{
irrevent.KeyInput.Char = 0;
}
}
else // Old version without InputContext. Does not support i18n, but good to have as fallback.
{
union
{
char buf[8];
wchar_t wbuf[2];
} tmp = {{0}};
XLookupString(&event.xkey, tmp.buf, sizeof(tmp.buf), &mp.X11Key, NULL);
irrevent.KeyInput.Char = tmp.wbuf[0];
}
irrevent.EventType = irr::EET_KEY_INPUT_EVENT;
irrevent.KeyInput.PressedDown = true;
irrevent.KeyInput.Control = (event.xkey.state & ControlMask) != 0;
irrevent.KeyInput.Shift = (event.xkey.state & ShiftMask) != 0;
irrevent.KeyInput.Key = getKeyCode(event);
postEventFromUser(irrevent);
}
break;
case ClientMessage:
{
char* atom = XGetAtomName(display, event.xclient.message_type);
if (atom != NULL)
{
if (strcmp(atom, "WM_PROTOCOLS") == 0)
{
os::Printer::log("Quit message received.", ELL_INFORMATION);
Close = true;
}
XFree(atom);
}
if (!Close)
{
// we assume it's a user message
irrevent.EventType = irr::EET_USER_EVENT;
irrevent.UserEvent.UserData1 = (s32)event.xclient.data.l[0];
irrevent.UserEvent.UserData2 = (s32)event.xclient.data.l[1];
postEventFromUser(irrevent);
}
}
break;
case SelectionRequest:
{
XEvent respond;
XSelectionRequestEvent *req = &(event.xselectionrequest);
if ( req->target == X_ATOM_UTF8_STRING)
{
XChangeProperty (display,
req->requestor,
req->property, req->target,
8, // format
PropModeReplace,
(unsigned char*) Clipboard.c_str(),
Clipboard.size());
respond.xselection.property = req->property;
}
else if ( req->target == X_ATOM_TARGETS )
{
long data[1];
data[0] = X_ATOM_UTF8_STRING;
XChangeProperty (display, req->requestor,
req->property, XA_ATOM,
32, PropModeReplace,
(unsigned char *) &data,
sizeof (data));
respond.xselection.property = req->property;
}
else
{
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 (display, req->requestor,0,0,&respond);
XFlush (display);
}
break;
default:
break;
} // end switch
} // end while
}
#endif //_IRR_COMPILE_WITH_X11_
if (!Close)
pollJoysticks();
return !Close;
}
//! Pause the current process for the minimum time allowed only to allow other processes to execute
void CIrrDeviceLinux::yield()
{
struct timespec ts = {0,1};
nanosleep(&ts, NULL);
}
//! Pause execution and let other processes to run for a specified amount of time.
void CIrrDeviceLinux::sleep(u32 timeMs, bool pauseTimer=false)
{
const bool wasStopped = Timer ? Timer->isStopped() : true;
struct timespec ts;
ts.tv_sec = (time_t) (timeMs / 1000);
ts.tv_nsec = (long) (timeMs % 1000) * 1000000;
if (pauseTimer && !wasStopped)
Timer->stop();
nanosleep(&ts, NULL);
if (pauseTimer && !wasStopped)
Timer->start();
}
//! sets the caption of the window
void CIrrDeviceLinux::setWindowCaption(const wchar_t* text)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType == video::EDT_NULL)
return;
XTextProperty txt;
if (Success==XwcTextListToTextProperty(display, const_cast<wchar_t**>(&text),
1, XStdICCTextStyle, &txt))
{
XSetWMName(display, window, &txt);
XSetWMIconName(display, window, &txt);
XFree(txt.value);
}
#endif
}
//! sets the class of the window
void CIrrDeviceLinux::setWindowClass(const char* text)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType == video::EDT_NULL)
return;
// Set class hints on Linux, used by Window Managers.
XClassHint* classhint = XAllocClassHint();
classhint->res_name = (char*)text;
classhint->res_class = (char*)text;
XSetClassHint(display, window, classhint);
XFree(classhint);
#endif
}
//! presents a surface in the client area
bool CIrrDeviceLinux::present(video::IImage* image, void* windowId, core::rect<s32>* srcRect)
{
#ifdef _IRR_COMPILE_WITH_X11_
// this is only necessary for software drivers.
if (!SoftwareImage)
return true;
// thx to Nadav, who send me some clues of how to display the image
// to the X Server.
const u32 destwidth = SoftwareImage->width;
const u32 minWidth = core::min_(image->getDimension().Width, destwidth);
const u32 destPitch = SoftwareImage->bytes_per_line;
video::ECOLOR_FORMAT destColor;
switch (SoftwareImage->bits_per_pixel)
{
case 16:
if (SoftwareImage->depth==16)
destColor = video::ECF_R5G6B5;
else
destColor = video::ECF_A1R5G5B5;
break;
case 24: destColor = video::ECF_R8G8B8; break;
case 32: destColor = video::ECF_A8R8G8B8; break;
default:
os::Printer::log("Unsupported screen depth.");
return false;
}
u8* srcdata = reinterpret_cast<u8*>(image->lock());
u8* destData = reinterpret_cast<u8*>(SoftwareImage->data);
const u32 destheight = SoftwareImage->height;
const u32 srcheight = core::min_(image->getDimension().Height, destheight);
const u32 srcPitch = image->getPitch();
for (u32 y=0; y!=srcheight; ++y)
{
video::CColorConverter::convert_viaFormat(srcdata,image->getColorFormat(), minWidth, destData, destColor);
srcdata+=srcPitch;
destData+=destPitch;
}
image->unlock();
GC gc = DefaultGC(display, DefaultScreen(display));
Window myWindow=window;
if (windowId)
myWindow = reinterpret_cast<Window>(windowId);
XPutImage(display, myWindow, gc, SoftwareImage, 0, 0, 0, 0, destwidth, destheight);
#endif
return true;
}
//! notifies the device that it should close itself
void CIrrDeviceLinux::closeDevice()
{
Close = true;
}
//! returns if window is active. if not, nothing need to be drawn
bool CIrrDeviceLinux::isWindowActive() const
{
return (WindowHasFocus && !WindowMinimized);
}
//! returns if window has focus.
bool CIrrDeviceLinux::isWindowFocused() const
{
return WindowHasFocus;
}
//! returns if window is minimized.
bool CIrrDeviceLinux::isWindowMinimized() const
{
return WindowMinimized;
}
//! returns color format of the window.
video::ECOLOR_FORMAT CIrrDeviceLinux::getColorFormat() const
{
#ifdef _IRR_COMPILE_WITH_X11_
if (visual && (visual->depth != 16))
return video::ECF_R8G8B8;
else
#endif
return video::ECF_R5G6B5;
}
//! Sets if the window should be resizable in windowed mode.
void CIrrDeviceLinux::setResizable(bool resize)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType == video::EDT_NULL || CreationParams.Fullscreen )
return;
XUnmapWindow(display, window);
if ( !resize )
{
// Must be heap memory because data size depends on X Server
XSizeHints *hints = XAllocSizeHints();
hints->flags=PSize|PMinSize|PMaxSize;
hints->min_width=hints->max_width=hints->base_width=Width;
hints->min_height=hints->max_height=hints->base_height=Height;
XSetWMNormalHints(display, window, hints);
XFree(hints);
}
else
{
XSetWMNormalHints(display, window, StdHints);
}
XMapWindow(display, window);
XFlush(display);
#endif // #ifdef _IRR_COMPILE_WITH_X11_
}
//! Return pointer to a list with all video modes supported by the gfx adapter.
video::IVideoModeList* CIrrDeviceLinux::getVideoModeList()
{
#ifdef _IRR_COMPILE_WITH_X11_
if (!VideoModeList.getVideoModeCount())
{
bool temporaryDisplay = false;
if (!display)
{
display = XOpenDisplay(0);
temporaryDisplay=true;
}
if (display)
{
#if defined(_IRR_LINUX_X11_VIDMODE_) || defined(_IRR_LINUX_X11_RANDR_)
s32 eventbase, errorbase;
s32 defaultDepth=DefaultDepth(display,screennr);
#endif
#ifdef _IRR_LINUX_X11_VIDMODE_
if (XF86VidModeQueryExtension(display, &eventbase, &errorbase))
{
// enumerate video modes
int modeCount;
XF86VidModeModeInfo** modes;
XF86VidModeGetAllModeLines(display, screennr, &modeCount, &modes);
// save current video mode
oldVideoMode = *modes[0];
// find fitting mode
VideoModeList.setDesktop(defaultDepth, core::dimension2d<u32>(
modes[0]->hdisplay, modes[0]->vdisplay));
for (int i = 0; i<modeCount; ++i)
{
VideoModeList.addMode(core::dimension2d<u32>(
modes[i]->hdisplay, modes[i]->vdisplay), defaultDepth);
}
XFree(modes);
}
#endif
#ifdef _IRR_LINUX_X11_RANDR_
output_id = 0;
old_mode = 0;
while (XRRQueryExtension(display, &eventbase, &errorbase))
{
XRROutputInfo* output = NULL;
XRRCrtcInfo* crtc = NULL;
crtc_x = crtc_y = -1;
XRRScreenResources* res = XRRGetScreenResources(display, DefaultRootWindow(display));
if (!res)
break;
const char* output_name = getenv("IRR_VIDEO_OUTPUT");
RROutput primary_id = XRRGetOutputPrimary(display, DefaultRootWindow(display));
for (int i = 0; i < res->noutput; i++)
{
XRROutputInfo* output_tmp = XRRGetOutputInfo(display, res, res->outputs[i]);
if (!output_tmp || !output_tmp->crtc || output_tmp->connection == RR_Disconnected)
{
XRRFreeOutputInfo(output_tmp);
continue;
}
XRRCrtcInfo* crtc_tmp = XRRGetCrtcInfo(display, res, output_tmp->crtc);
if (!crtc_tmp)
{
XRRFreeOutputInfo(output_tmp);
continue;
}
bool is_primary = false;
if (output_name != NULL)
{
is_primary = (strcmp(output_name, output_tmp->name) == 0);
}
else
{
is_primary = (res->outputs[i] == primary_id);
}
if (is_primary || output_id == 0 || crtc_tmp->x < crtc->x ||
(crtc_tmp->x == crtc->x && crtc_tmp->y < crtc->y))
{
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(output);
output = output_tmp;
crtc = crtc_tmp;
output_id = res->outputs[i];
}
else
{
XRRFreeCrtcInfo(crtc_tmp);
XRRFreeOutputInfo(output_tmp);
}
if (is_primary)
break;
}
if (output_id == 0)
{
os::Printer::log("Could not get video output.", ELL_WARNING);
break;
}
crtc_x = crtc->x;
crtc_y = crtc->y;
for (int i = 0; i < res->nmode; i++)
{
const XRRModeInfo* mode = &res->modes[i];
core::dimension2d<u32> size;
if (crtc->rotation & (XRANDR_ROTATION_LEFT|XRANDR_ROTATION_RIGHT))
{
size = core::dimension2d<u32>(mode->height, mode->width);
}
else
{
size = core::dimension2d<u32>(mode->width, mode->height);
}
for (int j = 0; j < output->nmode; j++)
{
if (mode->id == output->modes[j])
{
VideoModeList.addMode(size, defaultDepth);
break;
}
}
if (mode->id == crtc->mode)
{
old_mode = crtc->mode;
VideoModeList.setDesktop(defaultDepth, size);
}
}
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(output);
XRRFreeScreenResources(res);
break;
}
#endif
}
if (display && temporaryDisplay)
{
XCloseDisplay(display);
display=0;
}
}
#endif
return &VideoModeList;
}
//! Minimize window
void CIrrDeviceLinux::minimizeWindow()
{
#ifdef _IRR_COMPILE_WITH_X11_
XIconifyWindow(display, window, screennr);
#endif
}
//! Maximize window
void CIrrDeviceLinux::maximizeWindow()
{
#ifdef _IRR_COMPILE_WITH_X11_
XMapWindow(display, window);
#endif
}
//! Restore original window size
void CIrrDeviceLinux::restoreWindow()
{
#ifdef _IRR_COMPILE_WITH_X11_
XMapWindow(display, window);
#endif
}
/*
Returns the parent window of "window" (i.e. the ancestor of window
that is a direct child of the root, or window itself if it is a direct child).
If window is the root window, returns window.
*/
#ifdef _IRR_COMPILE_WITH_X11_
bool get_toplevel_parent(Display* display, Window window, Window* tp_window)
{
Window current_window = window;
Window parent;
Window root;
Window* children;
unsigned int num_children;
while (true)
{
bool success = XQueryTree(display, current_window, &root,
&parent, &children, &num_children);
if (!success)
{
os::Printer::log("XQueryTree error", ELL_ERROR);
return false;
}
if (children)
{
XFree(children);
}
if (current_window == root || parent == root)
{
*tp_window = current_window;
return true;
}
else
{
current_window = parent;
}
}
return false;
}
#endif
//! Move window to requested position
bool CIrrDeviceLinux::moveWindow(int x, int y)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType == video::EDT_NULL || CreationParams.Fullscreen)
return false;
int display_width = XDisplayWidth(display, screennr);
int display_height = XDisplayHeight(display, screennr);
core::min_(x, display_width - (int)Width);
core::min_(y, display_height - (int)Height);
XMoveWindow(display, window, x, y);
return true;
#endif
return false;
}
//! Get current window position.
bool CIrrDeviceLinux::getWindowPosition(int* x, int* y)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType == video::EDT_NULL || CreationParams.Fullscreen)
return false;
Window tp_window;
bool success = get_toplevel_parent(display, window, &tp_window);
if (!success)
return false;
XWindowAttributes xwa;
success = XGetWindowAttributes(display, tp_window, &xwa);
if (!success)
return false;
*x = xwa.x;
*y = xwa.y;
return true;
#endif
return false;
}
void CIrrDeviceLinux::createKeyMap()
{
// I don't know if this is the best method to create
// the lookuptable, but I'll leave it like that until
// I find a better version.
#ifdef _IRR_COMPILE_WITH_X11_
KeyMap.reallocate(190);
KeyMap.push_back(SKeyMap(XK_BackSpace, IRR_KEY_BACK));
KeyMap.push_back(SKeyMap(XK_Tab, IRR_KEY_TAB));
KeyMap.push_back(SKeyMap(XK_ISO_Left_Tab, IRR_KEY_TAB));
KeyMap.push_back(SKeyMap(XK_Linefeed, 0)); // ???
KeyMap.push_back(SKeyMap(XK_Clear, IRR_KEY_CLEAR));
KeyMap.push_back(SKeyMap(XK_Return, IRR_KEY_RETURN));
KeyMap.push_back(SKeyMap(XK_Pause, IRR_KEY_PAUSE));
KeyMap.push_back(SKeyMap(XK_Scroll_Lock, IRR_KEY_SCROLL));
KeyMap.push_back(SKeyMap(XK_Sys_Req, 0)); // ???
KeyMap.push_back(SKeyMap(XK_Escape, IRR_KEY_ESCAPE));
KeyMap.push_back(SKeyMap(XK_Insert, IRR_KEY_INSERT));
KeyMap.push_back(SKeyMap(XK_Delete, IRR_KEY_DELETE));
KeyMap.push_back(SKeyMap(XK_Home, IRR_KEY_HOME));
KeyMap.push_back(SKeyMap(XK_Left, IRR_KEY_LEFT));
KeyMap.push_back(SKeyMap(XK_Up, IRR_KEY_UP));
KeyMap.push_back(SKeyMap(XK_Right, IRR_KEY_RIGHT));
KeyMap.push_back(SKeyMap(XK_Down, IRR_KEY_DOWN));
KeyMap.push_back(SKeyMap(XK_Prior, IRR_KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_Page_Up, IRR_KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_Next, IRR_KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_Page_Down, IRR_KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_End, IRR_KEY_END));
KeyMap.push_back(SKeyMap(XK_Begin, IRR_KEY_HOME));
KeyMap.push_back(SKeyMap(XK_Num_Lock, IRR_KEY_NUMLOCK));
KeyMap.push_back(SKeyMap(XK_KP_Space, IRR_KEY_SPACE));
KeyMap.push_back(SKeyMap(XK_KP_Tab, IRR_KEY_TAB));
KeyMap.push_back(SKeyMap(XK_KP_Enter, IRR_KEY_RETURN));
KeyMap.push_back(SKeyMap(XK_KP_F1, IRR_KEY_F1));
KeyMap.push_back(SKeyMap(XK_KP_F2, IRR_KEY_F2));
KeyMap.push_back(SKeyMap(XK_KP_F3, IRR_KEY_F3));
KeyMap.push_back(SKeyMap(XK_KP_F4, IRR_KEY_F4));
KeyMap.push_back(SKeyMap(XK_KP_Home, IRR_KEY_HOME));
KeyMap.push_back(SKeyMap(XK_KP_Left, IRR_KEY_LEFT));
KeyMap.push_back(SKeyMap(XK_KP_Up, IRR_KEY_UP));
KeyMap.push_back(SKeyMap(XK_KP_Right, IRR_KEY_RIGHT));
KeyMap.push_back(SKeyMap(XK_KP_Down, IRR_KEY_DOWN));
KeyMap.push_back(SKeyMap(XK_Print, IRR_KEY_PRINT));
KeyMap.push_back(SKeyMap(XK_KP_Prior, IRR_KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_KP_Page_Up, IRR_KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_KP_Next, IRR_KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_KP_Page_Down, IRR_KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_KP_End, IRR_KEY_END));
KeyMap.push_back(SKeyMap(XK_KP_Begin, IRR_KEY_HOME));
KeyMap.push_back(SKeyMap(XK_KP_Insert, IRR_KEY_INSERT));
KeyMap.push_back(SKeyMap(XK_KP_Delete, IRR_KEY_DELETE));
KeyMap.push_back(SKeyMap(XK_KP_Equal, 0)); // ???
KeyMap.push_back(SKeyMap(XK_KP_Multiply, IRR_KEY_MULTIPLY));
KeyMap.push_back(SKeyMap(XK_KP_Add, IRR_KEY_ADD));
KeyMap.push_back(SKeyMap(XK_KP_Separator, IRR_KEY_SEPARATOR));
KeyMap.push_back(SKeyMap(XK_KP_Subtract, IRR_KEY_SUBTRACT));
KeyMap.push_back(SKeyMap(XK_KP_Decimal, IRR_KEY_DECIMAL));
KeyMap.push_back(SKeyMap(XK_KP_Divide, IRR_KEY_DIVIDE));
KeyMap.push_back(SKeyMap(XK_KP_0, IRR_KEY_NUMPAD0));
KeyMap.push_back(SKeyMap(XK_KP_1, IRR_KEY_NUMPAD1));
KeyMap.push_back(SKeyMap(XK_KP_2, IRR_KEY_NUMPAD2));
KeyMap.push_back(SKeyMap(XK_KP_3, IRR_KEY_NUMPAD3));
KeyMap.push_back(SKeyMap(XK_KP_4, IRR_KEY_NUMPAD4));
KeyMap.push_back(SKeyMap(XK_KP_5, IRR_KEY_NUMPAD5));
KeyMap.push_back(SKeyMap(XK_KP_6, IRR_KEY_NUMPAD6));
KeyMap.push_back(SKeyMap(XK_KP_7, IRR_KEY_NUMPAD7));
KeyMap.push_back(SKeyMap(XK_KP_8, IRR_KEY_NUMPAD8));
KeyMap.push_back(SKeyMap(XK_KP_9, IRR_KEY_NUMPAD9));
KeyMap.push_back(SKeyMap(XK_F1, IRR_KEY_F1));
KeyMap.push_back(SKeyMap(XK_F2, IRR_KEY_F2));
KeyMap.push_back(SKeyMap(XK_F3, IRR_KEY_F3));
KeyMap.push_back(SKeyMap(XK_F4, IRR_KEY_F4));
KeyMap.push_back(SKeyMap(XK_F5, IRR_KEY_F5));
KeyMap.push_back(SKeyMap(XK_F6, IRR_KEY_F6));
KeyMap.push_back(SKeyMap(XK_F7, IRR_KEY_F7));
KeyMap.push_back(SKeyMap(XK_F8, IRR_KEY_F8));
KeyMap.push_back(SKeyMap(XK_F9, IRR_KEY_F9));
KeyMap.push_back(SKeyMap(XK_F10, IRR_KEY_F10));
KeyMap.push_back(SKeyMap(XK_F11, IRR_KEY_F11));
KeyMap.push_back(SKeyMap(XK_F12, IRR_KEY_F12));
KeyMap.push_back(SKeyMap(XK_Shift_L, IRR_KEY_LSHIFT));
KeyMap.push_back(SKeyMap(XK_Shift_R, IRR_KEY_RSHIFT));
KeyMap.push_back(SKeyMap(XK_Control_L, IRR_KEY_LCONTROL));
KeyMap.push_back(SKeyMap(XK_Control_R, IRR_KEY_RCONTROL));
KeyMap.push_back(SKeyMap(XK_Caps_Lock, IRR_KEY_CAPITAL));
KeyMap.push_back(SKeyMap(XK_Shift_Lock, IRR_KEY_CAPITAL));
KeyMap.push_back(SKeyMap(XK_Meta_L, IRR_KEY_LWIN));
KeyMap.push_back(SKeyMap(XK_Meta_R, IRR_KEY_RWIN));
KeyMap.push_back(SKeyMap(XK_Alt_L, IRR_KEY_LMENU));
KeyMap.push_back(SKeyMap(XK_Alt_R, IRR_KEY_RMENU));
KeyMap.push_back(SKeyMap(XK_ISO_Level3_Shift, IRR_KEY_RMENU));
KeyMap.push_back(SKeyMap(XK_Menu, IRR_KEY_MENU));
KeyMap.push_back(SKeyMap(XK_space, IRR_KEY_SPACE));
KeyMap.push_back(SKeyMap(XK_exclam, IRR_KEY_EXCLAM));
KeyMap.push_back(SKeyMap(XK_quotedbl, IRR_KEY_QUOTEDBL));
KeyMap.push_back(SKeyMap(XK_section, IRR_KEY_SECTION)); //?
KeyMap.push_back(SKeyMap(XK_numbersign, IRR_KEY_OEM_2));
KeyMap.push_back(SKeyMap(XK_dollar, IRR_KEY_DOLLAR));
KeyMap.push_back(SKeyMap(XK_percent, 0)); //?
KeyMap.push_back(SKeyMap(XK_ampersand, IRR_KEY_AMPERSAND));
KeyMap.push_back(SKeyMap(XK_apostrophe, IRR_KEY_OEM_7));
KeyMap.push_back(SKeyMap(XK_parenleft, IRR_KEY_PARENLEFT));
KeyMap.push_back(SKeyMap(XK_parenright, IRR_KEY_PARENRIGHT));
KeyMap.push_back(SKeyMap(XK_asterisk, 0)); //?
KeyMap.push_back(SKeyMap(XK_plus, IRR_KEY_PLUS)); //?
KeyMap.push_back(SKeyMap(XK_comma, IRR_KEY_COMMA)); //?
KeyMap.push_back(SKeyMap(XK_minus, IRR_KEY_MINUS)); //?
KeyMap.push_back(SKeyMap(XK_period, IRR_KEY_PERIOD)); //?
KeyMap.push_back(SKeyMap(XK_slash, IRR_KEY_OEM_2)); //?
KeyMap.push_back(SKeyMap(XK_0, IRR_KEY_0));
KeyMap.push_back(SKeyMap(XK_1, IRR_KEY_1));
KeyMap.push_back(SKeyMap(XK_2, IRR_KEY_2));
KeyMap.push_back(SKeyMap(XK_3, IRR_KEY_3));
KeyMap.push_back(SKeyMap(XK_4, IRR_KEY_4));
KeyMap.push_back(SKeyMap(XK_5, IRR_KEY_5));
KeyMap.push_back(SKeyMap(XK_6, IRR_KEY_6));
KeyMap.push_back(SKeyMap(XK_7, IRR_KEY_7));
KeyMap.push_back(SKeyMap(XK_8, IRR_KEY_8));
KeyMap.push_back(SKeyMap(XK_9, IRR_KEY_9));
KeyMap.push_back(SKeyMap(XK_colon, IRR_KEY_COLON));
KeyMap.push_back(SKeyMap(XK_semicolon, IRR_KEY_OEM_1));
KeyMap.push_back(SKeyMap(XK_less, IRR_KEY_OEM_102));
KeyMap.push_back(SKeyMap(XK_equal, IRR_KEY_PLUS));
KeyMap.push_back(SKeyMap(XK_greater, 0)); //?
KeyMap.push_back(SKeyMap(XK_question, 0)); //?
KeyMap.push_back(SKeyMap(XK_at, IRR_KEY_2)); //?
KeyMap.push_back(SKeyMap(XK_mu, IRR_KEY_MU)); //?
KeyMap.push_back(SKeyMap(XK_EuroSign, 0)); //?
KeyMap.push_back(SKeyMap(XK_A, IRR_KEY_A));
KeyMap.push_back(SKeyMap(XK_B, IRR_KEY_B));
KeyMap.push_back(SKeyMap(XK_C, IRR_KEY_C));
KeyMap.push_back(SKeyMap(XK_D, IRR_KEY_D));
KeyMap.push_back(SKeyMap(XK_E, IRR_KEY_E));
KeyMap.push_back(SKeyMap(XK_F, IRR_KEY_F));
KeyMap.push_back(SKeyMap(XK_G, IRR_KEY_G));
KeyMap.push_back(SKeyMap(XK_H, IRR_KEY_H));
KeyMap.push_back(SKeyMap(XK_I, IRR_KEY_I));
KeyMap.push_back(SKeyMap(XK_J, IRR_KEY_J));
KeyMap.push_back(SKeyMap(XK_K, IRR_KEY_K));
KeyMap.push_back(SKeyMap(XK_L, IRR_KEY_L));
KeyMap.push_back(SKeyMap(XK_M, IRR_KEY_M));
KeyMap.push_back(SKeyMap(XK_N, IRR_KEY_N));
KeyMap.push_back(SKeyMap(XK_O, IRR_KEY_O));
KeyMap.push_back(SKeyMap(XK_P, IRR_KEY_P));
KeyMap.push_back(SKeyMap(XK_Q, IRR_KEY_Q));
KeyMap.push_back(SKeyMap(XK_R, IRR_KEY_R));
KeyMap.push_back(SKeyMap(XK_S, IRR_KEY_S));
KeyMap.push_back(SKeyMap(XK_T, IRR_KEY_T));
KeyMap.push_back(SKeyMap(XK_U, IRR_KEY_U));
KeyMap.push_back(SKeyMap(XK_V, IRR_KEY_V));
KeyMap.push_back(SKeyMap(XK_W, IRR_KEY_W));
KeyMap.push_back(SKeyMap(XK_X, IRR_KEY_X));
KeyMap.push_back(SKeyMap(XK_Y, IRR_KEY_Y));
KeyMap.push_back(SKeyMap(XK_Z, IRR_KEY_Z));
KeyMap.push_back(SKeyMap(XK_bracketleft, IRR_KEY_OEM_4));
KeyMap.push_back(SKeyMap(XK_backslash, IRR_KEY_OEM_5));
KeyMap.push_back(SKeyMap(XK_bracketright, IRR_KEY_OEM_6));
KeyMap.push_back(SKeyMap(XK_asciicircum, IRR_KEY_OEM_5));
KeyMap.push_back(SKeyMap(XK_degree, 0)); //?
KeyMap.push_back(SKeyMap(XK_underscore, IRR_KEY_MINUS)); //?
KeyMap.push_back(SKeyMap(XK_grave, IRR_KEY_OEM_3));
KeyMap.push_back(SKeyMap(XK_acute, IRR_KEY_OEM_6));
KeyMap.push_back(SKeyMap(XK_a, IRR_KEY_A));
KeyMap.push_back(SKeyMap(XK_b, IRR_KEY_B));
KeyMap.push_back(SKeyMap(XK_c, IRR_KEY_C));
KeyMap.push_back(SKeyMap(XK_d, IRR_KEY_D));
KeyMap.push_back(SKeyMap(XK_e, IRR_KEY_E));
KeyMap.push_back(SKeyMap(XK_f, IRR_KEY_F));
KeyMap.push_back(SKeyMap(XK_g, IRR_KEY_G));
KeyMap.push_back(SKeyMap(XK_h, IRR_KEY_H));
KeyMap.push_back(SKeyMap(XK_i, IRR_KEY_I));
KeyMap.push_back(SKeyMap(XK_j, IRR_KEY_J));
KeyMap.push_back(SKeyMap(XK_k, IRR_KEY_K));
KeyMap.push_back(SKeyMap(XK_l, IRR_KEY_L));
KeyMap.push_back(SKeyMap(XK_m, IRR_KEY_M));
KeyMap.push_back(SKeyMap(XK_n, IRR_KEY_N));
KeyMap.push_back(SKeyMap(XK_o, IRR_KEY_O));
KeyMap.push_back(SKeyMap(XK_p, IRR_KEY_P));
KeyMap.push_back(SKeyMap(XK_q, IRR_KEY_Q));
KeyMap.push_back(SKeyMap(XK_r, IRR_KEY_R));
KeyMap.push_back(SKeyMap(XK_s, IRR_KEY_S));
KeyMap.push_back(SKeyMap(XK_t, IRR_KEY_T));
KeyMap.push_back(SKeyMap(XK_u, IRR_KEY_U));
KeyMap.push_back(SKeyMap(XK_v, IRR_KEY_V));
KeyMap.push_back(SKeyMap(XK_w, IRR_KEY_W));
KeyMap.push_back(SKeyMap(XK_x, IRR_KEY_X));
KeyMap.push_back(SKeyMap(XK_y, IRR_KEY_Y));
KeyMap.push_back(SKeyMap(XK_z, IRR_KEY_Z));
KeyMap.push_back(SKeyMap(XK_ssharp, IRR_KEY_OEM_4));
KeyMap.push_back(SKeyMap(XK_adiaeresis, IRR_KEY_OEM_7));
KeyMap.push_back(SKeyMap(XK_odiaeresis, IRR_KEY_OEM_3));
KeyMap.push_back(SKeyMap(XK_udiaeresis, IRR_KEY_OEM_1));
KeyMap.push_back(SKeyMap(XK_Super_L, IRR_KEY_LWIN));
KeyMap.push_back(SKeyMap(XK_Super_R, IRR_KEY_RWIN));
KeyMap.push_back(SKeyMap(XK_agrave, IRR_KEY_AGRAVE));
KeyMap.push_back(SKeyMap(XK_ccedilla, IRR_KEY_CCEDILLA ));
KeyMap.push_back(SKeyMap(XK_eacute, IRR_KEY_EACUTE));
KeyMap.push_back(SKeyMap(XK_egrave, IRR_KEY_EGRAVE));
KeyMap.push_back(SKeyMap(XK_ugrave, IRR_KEY_UGRAVE));
KeyMap.push_back(SKeyMap(XK_twosuperior, IRR_KEY_TWOSUPERIOR));
KeyMap.sort();
#endif
}
bool CIrrDeviceLinux::activateJoysticks(core::array<SJoystickInfo> & joystickInfo)
{
#if defined (_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)
joystickInfo.clear();
u32 joystick;
for (joystick = 0; joystick < 32; ++joystick)
{
// The joystick device could be here...
core::stringc devName = "/dev/js";
devName += joystick;
SJoystickInfo returnInfo;
JoystickInfo info;
info.fd = open(devName.c_str(), O_RDONLY);
if (-1 == info.fd)
{
// ...but Ubuntu and possibly other distros
// create the devices in /dev/input
devName = "/dev/input/js";
devName += joystick;
info.fd = open(devName.c_str(), O_RDONLY);
if (-1 == info.fd)
{
// and BSD here
devName = "/dev/joy";
devName += joystick;
info.fd = open(devName.c_str(), O_RDONLY);
}
}
if (-1 == info.fd)
continue;
#ifdef __FreeBSD__
info.axes=2;
info.buttons=2;
#elif defined(__linux__)
ioctl( info.fd, JSIOCGAXES, &(info.axes) );
ioctl( info.fd, JSIOCGBUTTONS, &(info.buttons) );
fcntl( info.fd, F_SETFL, O_NONBLOCK );
#endif
(void)memset(&info.persistentData, 0, sizeof(info.persistentData));
info.persistentData.EventType = irr::EET_JOYSTICK_INPUT_EVENT;
info.persistentData.JoystickEvent.Joystick = ActiveJoysticks.size();
// There's no obvious way to determine which (if any) axes represent a POV
// hat, so we'll just set it to "not used" and forget about it.
info.persistentData.JoystickEvent.POV = 65535;
ActiveJoysticks.push_back(info);
returnInfo.HasGenericName = false;
returnInfo.Joystick = joystick;
returnInfo.PovHat = SJoystickInfo::POV_HAT_UNKNOWN;
returnInfo.Axes = info.axes;
returnInfo.Buttons = info.buttons;
#if !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__NetBSD__)
char name[80] = {0};
ioctl( info.fd, JSIOCGNAME(80), name);
returnInfo.Name = name;
#endif
joystickInfo.push_back(returnInfo);
}
for (joystick = 0; joystick < joystickInfo.size(); ++joystick)
{
char logString[256];
(void)sprintf(logString, "Found joystick %u, %u axes, %u buttons '%s'",
joystick, joystickInfo[joystick].Axes,
joystickInfo[joystick].Buttons, joystickInfo[joystick].Name.c_str());
os::Printer::log(logString, ELL_INFORMATION);
}
return true;
#else
return false;
#endif // _IRR_COMPILE_WITH_JOYSTICK_EVENTS_
}
void CIrrDeviceLinux::pollJoysticks()
{
#if defined (_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)
if (0 == ActiveJoysticks.size())
return;
for (u32 j= 0; j< ActiveJoysticks.size(); ++j)
{
JoystickInfo & info = ActiveJoysticks[j];
bool event_received = false;
#ifdef __FreeBSD__
struct joystick js;
if (read(info.fd, &js, sizeof(js)) == sizeof(js))
{
event_received = true;
info.persistentData.JoystickEvent.ButtonStates = js.b1 | (js.b2 << 1); /* should be a two-bit field */
info.persistentData.JoystickEvent.Axis[0] = js.x; /* X axis */
info.persistentData.JoystickEvent.Axis[1] = js.y; /* Y axis */
}
#elif defined(__linux__)
struct js_event event;
while (sizeof(event) == read(info.fd, &event, sizeof(event)))
{
switch(event.type & ~JS_EVENT_INIT)
{
case JS_EVENT_BUTTON:
if (event.value)
{
event_received = true;
info.persistentData.JoystickEvent.ButtonStates |= (1 << event.number);
}
else
{
event_received = true;
info.persistentData.JoystickEvent.ButtonStates &= ~(1 << event.number);
}
break;
case JS_EVENT_AXIS:
if (event.number < SEvent::SJoystickEvent::NUMBER_OF_AXES)
{
event_received = true;
info.persistentData.JoystickEvent.Axis[event.number] = event.value;
}
break;
default:
break;
}
}
#endif
// Send an irrlicht joystick event once per ::run() even if no new data were received.
(void)postEventFromUser(info.persistentData);
#ifdef _IRR_COMPILE_WITH_X11_
if (event_received)
{
XResetScreenSaver(display);
}
#endif
}
#endif // _IRR_COMPILE_WITH_JOYSTICK_EVENTS_
}
//! Set the current Gamma Value for the Display
bool CIrrDeviceLinux::setGammaRamp( f32 red, f32 green, f32 blue, f32 brightness, f32 contrast )
{
#if defined(_IRR_LINUX_X11_VIDMODE_) || defined(_IRR_LINUX_X11_RANDR_)
s32 eventbase, errorbase;
#ifdef _IRR_LINUX_X11_VIDMODE_
if (XF86VidModeQueryExtension(display, &eventbase, &errorbase))
{
XF86VidModeGamma gamma;
gamma.red=red;
gamma.green=green;
gamma.blue=blue;
XF86VidModeSetGamma(display, screennr, &gamma);
return true;
}
#endif
#if defined(_IRR_LINUX_X11_VIDMODE_) && defined(_IRR_LINUX_X11_RANDR_)
else
#endif
#ifdef _IRR_LINUX_X11_RANDR_
if (XRRQueryExtension(display, &eventbase, &errorbase))
{
XRRQueryVersion(display, &eventbase, &errorbase); // major, minor
if (eventbase>=1 && errorbase>1)
{
#if (RANDR_MAJOR>1 || RANDR_MINOR>1)
XRRCrtcGamma *gamma = XRRGetCrtcGamma(display, screennr);
if (gamma)
{
*gamma->red=(u16)red;
*gamma->green=(u16)green;
*gamma->blue=(u16)blue;
XRRSetCrtcGamma(display, screennr, gamma);
XRRFreeGamma(gamma);
return true;
}
#endif
}
}
#endif
#endif
return false;
}
//! Get the current Gamma Value for the Display
bool CIrrDeviceLinux::getGammaRamp( f32 &red, f32 &green, f32 &blue, f32 &brightness, f32 &contrast )
{
brightness = 0.f;
contrast = 0.f;
#if defined(_IRR_LINUX_X11_VIDMODE_) || defined(_IRR_LINUX_X11_RANDR_)
s32 eventbase, errorbase;
#ifdef _IRR_LINUX_X11_VIDMODE_
if (XF86VidModeQueryExtension(display, &eventbase, &errorbase))
{
XF86VidModeGamma gamma;
XF86VidModeGetGamma(display, screennr, &gamma);
red = gamma.red;
green = gamma.green;
blue = gamma.blue;
return true;
}
#endif
#if defined(_IRR_LINUX_X11_VIDMODE_) && defined(_IRR_LINUX_X11_RANDR_)
else
#endif
#ifdef _IRR_LINUX_X11_RANDR_
if (XRRQueryExtension(display, &eventbase, &errorbase))
{
XRRQueryVersion(display, &eventbase, &errorbase); // major, minor
if (eventbase>=1 && errorbase>1)
{
#if (RANDR_MAJOR>1 || RANDR_MINOR>1)
XRRCrtcGamma *gamma = XRRGetCrtcGamma(display, screennr);
if (gamma)
{
red = *gamma->red;
green = *gamma->green;
blue= *gamma->blue;
XRRFreeGamma(gamma);
return true;
}
#endif
}
}
#endif
#endif
return false;
}
//! gets text from the clipboard
//! \return Returns 0 if no string is in there.
const c8* CIrrDeviceLinux::getTextFromClipboard() const
{
#if defined(_IRR_COMPILE_WITH_X11_)
if (X_ATOM_CLIPBOARD == None)
{
os::Printer::log("Couldn't access X clipboard", ELL_WARNING);
return 0;
}
Window ownerWindow = XGetSelectionOwner(display, X_ATOM_CLIPBOARD);
if (ownerWindow == window)
{
return Clipboard.c_str();
}
Clipboard = "";
if (ownerWindow == None)
return 0;
Atom selection = XInternAtom(display, "IRR_SELECTION", False);
XConvertSelection(display, X_ATOM_CLIPBOARD, X_ATOM_UTF8_STRING, selection, window, CurrentTime);
const int SELECTION_RETRIES = 500;
int i = 0;
for (i = 0; i < SELECTION_RETRIES; i++)
{
XEvent xevent;
bool res = XCheckTypedWindowEvent(display, window, SelectionNotify, &xevent);
if (res && xevent.xselection.selection == X_ATOM_CLIPBOARD)
break;
usleep(1000);
}
if (i == SELECTION_RETRIES)
{
os::Printer::log("Timed out waiting for SelectionNotify event", ELL_WARNING);
return 0;
}
Atom type;
int format;
unsigned long numItems, dummy;
unsigned char *data;
int result = XGetWindowProperty(display, window, selection, 0, INT_MAX/4,
False, AnyPropertyType, &type, &format,
&numItems, &dummy, &data);
if (result == Success)
{
Clipboard = (irr::c8*)data;
XFree(data);
}
return Clipboard.c_str();
#else
return 0;
#endif
}
//! copies text to the clipboard
void CIrrDeviceLinux::copyToClipboard(const c8* text) const
{
#if defined(_IRR_COMPILE_WITH_X11_)
// Actually there is no clipboard on X but applications just say they own the clipboard and return text when asked.
// Which btw. also means that on X you lose clipboard content when closing applications.
Clipboard = text;
XSetSelectionOwner (display, X_ATOM_CLIPBOARD, window, CurrentTime);
XFlush (display);
#endif
}
#ifdef _IRR_COMPILE_WITH_X11_
// return true if the passed event has the type passed in parameter arg
Bool PredicateIsEventType(Display *display, XEvent *event, XPointer arg)
{
if ( event && event->type == *(int*)arg )
{
// os::Printer::log("remove event:", core::stringc((int)arg).c_str(), ELL_INFORMATION);
return True;
}
return False;
}
#endif //_IRR_COMPILE_WITH_X11_
//! Remove all messages pending in the system message loop
void CIrrDeviceLinux::clearSystemMessages()
{
#ifdef _IRR_COMPILE_WITH_X11_
if (CreationParams.DriverType != video::EDT_NULL)
{
XEvent event;
int usrArg = ButtonPress;
while ( XCheckIfEvent(display, &event, PredicateIsEventType, XPointer(&usrArg)) == True ) {}
usrArg = ButtonRelease;
while ( XCheckIfEvent(display, &event, PredicateIsEventType, XPointer(&usrArg)) == True ) {}
usrArg = MotionNotify;
while ( XCheckIfEvent(display, &event, PredicateIsEventType, XPointer(&usrArg)) == True ) {}
usrArg = KeyRelease;
while ( XCheckIfEvent(display, &event, PredicateIsEventType, XPointer(&usrArg)) == True ) {}
usrArg = KeyPress;
while ( XCheckIfEvent(display, &event, PredicateIsEventType, XPointer(&usrArg)) == True ) {}
}
#endif //_IRR_COMPILE_WITH_X11_
}
void CIrrDeviceLinux::initXAtoms()
{
#ifdef _IRR_COMPILE_WITH_X11_
X_ATOM_CLIPBOARD = XInternAtom(display, "CLIPBOARD", False);
X_ATOM_TARGETS = XInternAtom(display, "TARGETS", False);
X_ATOM_UTF8_STRING = XInternAtom (display, "UTF8_STRING", False);
#endif
}
#ifdef _IRR_COMPILE_WITH_X11_
Cursor CIrrDeviceLinux::TextureToMonochromeCursor(irr::video::ITexture * tex, const core::rect<s32>& sourceRect, const core::position2d<s32> &hotspot)
{
XImage * sourceImage = XCreateImage(display, visual->visual,
1, // depth,
ZPixmap, // XYBitmap (depth=1), ZPixmap(depth=x)
0, 0, sourceRect.getWidth(), sourceRect.getHeight(),
32, // bitmap_pad,
0// bytes_per_line (0 means continuos in memory)
);
sourceImage->data = new char[sourceImage->height * sourceImage->bytes_per_line];
XImage * maskImage = XCreateImage(display, visual->visual,
1, // depth,
ZPixmap,
0, 0, sourceRect.getWidth(), sourceRect.getHeight(),
32, // bitmap_pad,
0 // bytes_per_line
);
maskImage->data = new char[maskImage->height * maskImage->bytes_per_line];
// write texture into XImage
video::ECOLOR_FORMAT format = tex->getColorFormat();
u32 bytesPerPixel = video::IImage::getBitsPerPixelFromFormat(format) / 8;
u32 bytesLeftGap = sourceRect.UpperLeftCorner.X * bytesPerPixel;
u32 bytesRightGap = tex->getPitch() - sourceRect.LowerRightCorner.X * bytesPerPixel;
const u8* data = (const u8*)tex->lock(video::ETLM_READ_ONLY, 0);
data += sourceRect.UpperLeftCorner.Y*tex->getPitch();
for ( s32 y = 0; y < sourceRect.getHeight(); ++y )
{
data += bytesLeftGap;
for ( s32 x = 0; x < sourceRect.getWidth(); ++x )
{
video::SColor pixelCol;
pixelCol.setData((const void*)data, format);
data += bytesPerPixel;
if ( pixelCol.getAlpha() == 0 ) // transparent
{
XPutPixel(maskImage, x, y, 0);
XPutPixel(sourceImage, x, y, 0);
}
else // color
{
if ( pixelCol.getAverage() >= 127 )
XPutPixel(sourceImage, x, y, 1);
else
XPutPixel(sourceImage, x, y, 0);
XPutPixel(maskImage, x, y, 1);
}
}
data += bytesRightGap;
}
tex->unlock();
Pixmap sourcePixmap = XCreatePixmap(display, window, sourceImage->width, sourceImage->height, sourceImage->depth);
Pixmap maskPixmap = XCreatePixmap(display, window, maskImage->width, maskImage->height, maskImage->depth);
XGCValues values;
values.foreground = 1;
values.background = 1;
GC gc = XCreateGC( display, sourcePixmap, GCForeground | GCBackground, &values );
XPutImage(display, sourcePixmap, gc, sourceImage, 0, 0, 0, 0, sourceImage->width, sourceImage->height);
XPutImage(display, maskPixmap, gc, maskImage, 0, 0, 0, 0, maskImage->width, maskImage->height);
XFreeGC(display, gc);
XDestroyImage(sourceImage);
XDestroyImage(maskImage);
Cursor cursorResult = 0;
XColor foreground, background;
foreground.red = 65535;
foreground.green = 65535;
foreground.blue = 65535;
foreground.flags = DoRed | DoGreen | DoBlue;
background.red = 0;
background.green = 0;
background.blue = 0;
background.flags = DoRed | DoGreen | DoBlue;
cursorResult = XCreatePixmapCursor(display, sourcePixmap, maskPixmap, &foreground, &background, hotspot.X, hotspot.Y);
XFreePixmap(display, sourcePixmap);
XFreePixmap(display, maskPixmap);
return cursorResult;
}
#ifdef _IRR_LINUX_XCURSOR_
Cursor CIrrDeviceLinux::TextureToARGBCursor(irr::video::ITexture * tex, const core::rect<s32>& sourceRect, const core::position2d<s32> &hotspot)
{
XcursorImage * image = XcursorImageCreate (sourceRect.getWidth(), sourceRect.getHeight());
image->xhot = hotspot.X;
image->yhot = hotspot.Y;
// write texture into XcursorImage
video::ECOLOR_FORMAT format = tex->getColorFormat();
u32 bytesPerPixel = video::IImage::getBitsPerPixelFromFormat(format) / 8;
u32 bytesLeftGap = sourceRect.UpperLeftCorner.X * bytesPerPixel;
u32 bytesRightGap = tex->getPitch() - sourceRect.LowerRightCorner.X * bytesPerPixel;
XcursorPixel* target = image->pixels;
const u8* data = (const u8*)tex->lock(ETLM_READ_ONLY, 0);
data += sourceRect.UpperLeftCorner.Y*tex->getPitch();
for ( s32 y = 0; y < sourceRect.getHeight(); ++y )
{
data += bytesLeftGap;
for ( s32 x = 0; x < sourceRect.getWidth(); ++x )
{
video::SColor pixelCol;
pixelCol.setData((const void*)data, format);
data += bytesPerPixel;
*target = (XcursorPixel)pixelCol.color;
++target;
}
data += bytesRightGap;
}
tex->unlock();
Cursor cursorResult=XcursorImageLoadCursor(display, image);
XcursorImageDestroy(image);
return cursorResult;
}
#endif // #ifdef _IRR_LINUX_XCURSOR_
Cursor CIrrDeviceLinux::TextureToCursor(irr::video::ITexture * tex, const core::rect<s32>& sourceRect, const core::position2d<s32> &hotspot)
{
#ifdef _IRR_LINUX_XCURSOR_
return TextureToARGBCursor( tex, sourceRect, hotspot );
#else
return TextureToMonochromeCursor( tex, sourceRect, hotspot );
#endif
}
#endif // _IRR_COMPILE_WITH_X11_
CIrrDeviceLinux::CCursorControl::CCursorControl(CIrrDeviceLinux* dev, bool null)
: Device(dev)
#ifdef _IRR_COMPILE_WITH_X11_
, PlatformBehavior(gui::ECPB_NONE), lastQuery(0)
#endif
, IsVisible(true), Null(null), UseReferenceRect(false)
, ActiveIcon(gui::ECI_NORMAL), ActiveIconStartTime(0)
{
#ifdef _IRR_COMPILE_WITH_X11_
if (!Null)
{
XGCValues values;
unsigned long valuemask = 0;
XColor fg, bg;
// this code, for making the cursor invisible was sent in by
// Sirshane, thank your very much!
Pixmap invisBitmap = XCreatePixmap(Device->display, Device->window, 32, 32, 1);
Pixmap maskBitmap = XCreatePixmap(Device->display, Device->window, 32, 32, 1);
Colormap screen_colormap = DefaultColormap( Device->display, DefaultScreen( Device->display ) );
XAllocNamedColor( Device->display, screen_colormap, "black", &fg, &fg );
XAllocNamedColor( Device->display, screen_colormap, "white", &bg, &bg );
GC gc = XCreateGC( Device->display, invisBitmap, valuemask, &values );
XSetForeground( Device->display, gc, BlackPixel( Device->display, DefaultScreen( Device->display ) ) );
XFillRectangle( Device->display, invisBitmap, gc, 0, 0, 32, 32 );
XFillRectangle( Device->display, maskBitmap, gc, 0, 0, 32, 32 );
invisCursor = XCreatePixmapCursor( Device->display, invisBitmap, maskBitmap, &fg, &bg, 1, 1 );
XFreeGC(Device->display, gc);
XFreePixmap(Device->display, invisBitmap);
XFreePixmap(Device->display, maskBitmap);
initCursors();
}
#endif
}
CIrrDeviceLinux::CCursorControl::~CCursorControl()
{
// Do not clearCursors here as the display is already closed
// TODO (cutealien): droping cursorcontrol earlier might work, not sure about reason why that's done in stub currently.
}
#ifdef _IRR_COMPILE_WITH_X11_
void CIrrDeviceLinux::CCursorControl::clearCursors()
{
if (!Null)
XFreeCursor(Device->display, invisCursor);
for ( u32 i=0; i < Cursors.size(); ++i )
{
for ( u32 f=0; f < Cursors[i].Frames.size(); ++f )
{
XFreeCursor(Device->display, Cursors[i].Frames[f].IconHW);
}
}
}
void CIrrDeviceLinux::CCursorControl::initCursors()
{
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_top_left_arrow)) ); // (or XC_arrow?)
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_crosshair)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_hand2)) ); // (or XC_hand1? )
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_question_arrow)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_xterm)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_X_cursor)) ); // (or XC_pirate?)
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_watch)) ); // (or XC_clock?)
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_fleur)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_top_right_corner)) ); // NESW not available in X11
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_top_left_corner)) ); // NWSE not available in X11
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_sb_v_double_arrow)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_sb_h_double_arrow)) );
Cursors.push_back( CursorX11(XCreateFontCursor(Device->display, XC_sb_up_arrow)) ); // (or XC_center_ptr?)
}
void CIrrDeviceLinux::CCursorControl::update()
{
if ( (u32)ActiveIcon < Cursors.size() && !Cursors[ActiveIcon].Frames.empty() && Cursors[ActiveIcon].FrameTime )
{
// update animated cursors. This could also be done by X11 in case someone wants to figure that out (this way was just easier to implement)
u32 now = Device->getTimer()->getRealTime();
u32 frame = ((now - ActiveIconStartTime) / Cursors[ActiveIcon].FrameTime) % Cursors[ActiveIcon].Frames.size();
XDefineCursor(Device->display, Device->window, Cursors[ActiveIcon].Frames[frame].IconHW);
}
}
#endif
//! Sets the active cursor icon
void CIrrDeviceLinux::CCursorControl::setActiveIcon(gui::ECURSOR_ICON iconId)
{
#ifdef _IRR_COMPILE_WITH_X11_
if ( iconId >= (s32)Cursors.size() )
return;
if ( Cursors[iconId].Frames.size() )
XDefineCursor(Device->display, Device->window, Cursors[iconId].Frames[0].IconHW);
ActiveIconStartTime = Device->getTimer()->getRealTime();
ActiveIcon = iconId;
#endif
}
//! Add a custom sprite as cursor icon.
gui::ECURSOR_ICON CIrrDeviceLinux::CCursorControl::addIcon(const gui::SCursorSprite& icon)
{
#ifdef _IRR_COMPILE_WITH_X11_
if ( icon.SpriteId >= 0 )
{
CursorX11 cX11;
cX11.FrameTime = icon.SpriteBank->getSprites()[icon.SpriteId].frameTime;
for ( u32 i=0; i < icon.SpriteBank->getSprites()[icon.SpriteId].Frames.size(); ++i )
{
irr::u32 texId = icon.SpriteBank->getSprites()[icon.SpriteId].Frames[i].textureNumber;
irr::u32 rectId = icon.SpriteBank->getSprites()[icon.SpriteId].Frames[i].rectNumber;
irr::core::rect<s32> rectIcon = icon.SpriteBank->getPositions()[rectId];
Cursor cursor = Device->TextureToCursor(icon.SpriteBank->getTexture(texId), rectIcon, icon.HotSpot);
cX11.Frames.push_back( CursorFrameX11(cursor) );
}
Cursors.push_back( cX11 );
return (gui::ECURSOR_ICON)(Cursors.size() - 1);
}
#endif
return gui::ECI_NORMAL;
}
//! replace the given cursor icon.
void CIrrDeviceLinux::CCursorControl::changeIcon(gui::ECURSOR_ICON iconId, const gui::SCursorSprite& icon)
{
#ifdef _IRR_COMPILE_WITH_X11_
if ( iconId >= (s32)Cursors.size() )
return;
for ( u32 i=0; i < Cursors[iconId].Frames.size(); ++i )
XFreeCursor(Device->display, Cursors[iconId].Frames[i].IconHW);
if ( icon.SpriteId >= 0 )
{
CursorX11 cX11;
cX11.FrameTime = icon.SpriteBank->getSprites()[icon.SpriteId].frameTime;
for ( u32 i=0; i < icon.SpriteBank->getSprites()[icon.SpriteId].Frames.size(); ++i )
{
irr::u32 texId = icon.SpriteBank->getSprites()[icon.SpriteId].Frames[i].textureNumber;
irr::u32 rectId = icon.SpriteBank->getSprites()[icon.SpriteId].Frames[i].rectNumber;
irr::core::rect<s32> rectIcon = icon.SpriteBank->getPositions()[rectId];
Cursor cursor = Device->TextureToCursor(icon.SpriteBank->getTexture(texId), rectIcon, icon.HotSpot);
cX11.Frames.push_back( CursorFrameX11(cursor) );
}
Cursors[iconId] = cX11;
}
#endif
}
irr::core::dimension2di CIrrDeviceLinux::CCursorControl::getSupportedIconSize() const
{
// this returns the closest match that is smaller or same size, so we just pass a value which should be large enough for cursors
unsigned int width=0, height=0;
#ifdef _IRR_COMPILE_WITH_X11_
XQueryBestCursor(Device->display, Device->window, 64, 64, &width, &height);
#endif
return core::dimension2di(width, height);
}
} // end namespace
#endif // _IRR_COMPILE_WITH_X11_DEVICE_
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