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stk-code_catmod/lib/irrlicht/source/Irrlicht/CIrrDeviceLinux.cpp

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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 "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"
#include <X11/XKBlib.h>
#include <X11/Xatom.h>
#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>
#else
// 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);
}
} // end namespace irr
namespace
{
Atom X_ATOM_CLIPBOARD;
Atom X_ATOM_TARGETS;
Atom X_ATOM_UTF8_STRING;
Atom X_ATOM_TEXT;
};
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),
#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)
{
#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;
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;
}
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 != BadRRMode)
{
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)
{
XRRFreeOutputInfo(output);
return false;
}
XRRCrtcInfo* crtc = XRRGetCrtcInfo(display, res, output->crtc);
if (!crtc)
{
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();
#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 == BadRROutput)
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)
break;
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;
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
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
};
int legacyctx[] =
{
GLX_CONTEXT_MAJOR_VERSION_ARB, 2,
GLX_CONTEXT_MINOR_VERSION_ARB, 1,
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;
}
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);
changeResolution();
#ifdef _IRR_COMPILE_WITH_OPENGL_
GLXFBConfig glxFBConfig;
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
#endif
//#ifdef GL_ARB_framebuffer_sRGB
// GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB, CreationParams.HandleSRGB,
//#elif defined(GL_EXT_framebuffer_sRGB)
// GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT, CreationParams.HandleSRGB,
//#endif
GLX_STEREO, CreationParams.Stereobuffer?True:False,
None
};
GLXFBConfig *configList=0;
int nitems=0;
if (CreationParams.AntiAlias<2)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
}
// 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;
}
}
}
}
// 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 GL_ARB_framebuffer_sRGB
// CreationParams.HandleSRGB?GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB:GLX_USE_GL,
//#elif defined(GL_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)
{
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)
{
Atom *list;
Atom type;
int form;
unsigned long remain, len;
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);
bool netWM = (s == Success) && len;
attributes.override_redirect = !netWM && 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)
{
if (netWM)
{
// 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_
XResizeWindow(display, window, Width, Height);
XMoveWindow(display, window, crtc_x, crtc_y);
XRaiseWindow(display, window);
XFlush(display);
#endif
// Workaround for Gnome which sometimes creates window smaller than display
XSizeHints *hints = XAllocSizeHints();
hints->flags=PMinSize;
hints->min_width=Width;
hints->min_height=Height;
XSetWMNormalHints(display, window, hints);
XFree(hints);
// Set the fullscreen mode via the window manager. This allows alt-tabing, volume hot keys & others.
// Get the needed atom from there freedesktop names
Atom WMStateAtom = XInternAtom(display, "_NET_WM_STATE", true);
Atom WMFullscreenAtom = XInternAtom(display, "_NET_WM_STATE_FULLSCREEN", true);
// Set the fullscreen property
XChangeProperty(display, window, WMStateAtom, XA_ATOM, 32, PropModeReplace,
reinterpret_cast<unsigned char*>(&WMFullscreenAtom), 1);
// Notify the root window
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] = WMFullscreenAtom;
XSendEvent(display, RootWindow(display, visual->screen), false,
SubstructureRedirectMask | SubstructureNotifyMask, &xev);
XFlush(display);
}
else
{
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)
{
Context = getMeAGLContext(display, glxFBConfig, CreationParams.ForceLegacyDevice);
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;
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_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
}
}
//! 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)
{
XEvent event;
XNextEvent(display, &event);
switch (event.type)
{
case ConfigureNotify:
// 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:
WindowHasFocus=true;
break;
case FocusOut:
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;
}
}
// fall-through in case the release should be handled
case KeyPress:
{
SKeyMap mp;
char buf[8]={0};
XLookupString(&event.xkey, buf, sizeof(buf), &mp.X11Key, NULL);
irrevent.EventType = irr::EET_KEY_INPUT_EVENT;
irrevent.KeyInput.PressedDown = (event.type == KeyPress);
// mbtowc(&irrevent.KeyInput.Char, buf, sizeof(buf));
irrevent.KeyInput.Char = ((wchar_t*)(buf))[0];
irrevent.KeyInput.Control = (event.xkey.state & ControlMask) != 0;
irrevent.KeyInput.Shift = (event.xkey.state & ShiftMask) != 0;
event.xkey.state &= ~(ControlMask|ShiftMask); // ignore shift-ctrl states for figuring out the key
XLookupString(&event.xkey, buf, sizeof(buf), &mp.X11Key, NULL);
const s32 idx = KeyMap.binary_search(mp);
if (idx != -1)
{
irrevent.KeyInput.Key = (EKEY_CODE)KeyMap[idx].Win32Key;
}
else
{
irrevent.KeyInput.Key = (EKEY_CODE)0;
}
if (irrevent.KeyInput.Key == 0)
{
// 1:1 mapping to windows-keys would require testing for keyboard type (us, ger, ...)
// So unless we do that we will have some unknown keys here.
if (idx == -1)
{
os::Printer::log("Could not find EKEY_CODE, using orig. X11 keycode instead", core::stringc(event.xkey.keycode).c_str(), ELL_INFORMATION);
}
else
{
os::Printer::log("EKEY_CODE is 0, using orig. X11 keycode instead", core::stringc(event.xkey.keycode).c_str(), ELL_INFORMATION);
}
// 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.
irrevent.KeyInput.Key = (EKEY_CODE)event.xkey.keycode;
}
postEventFromUser(irrevent);
}
break;
case ClientMessage:
{
char *atom = XGetAtomName(display, event.xclient.message_type);
if (*atom == *wmDeleteWindow)
{
os::Printer::log("Quit message received.", ELL_INFORMATION);
Close = true;
}
else
{
// 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);
}
XFree(atom);
}
break;
case SelectionRequest:
{
XEvent respond;
XSelectionRequestEvent *req = &(event.xselectionrequest);
if ( req->target == XA_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[2];
data[0] = X_ATOM_TEXT;
data[1] = XA_STRING;
XChangeProperty (display, req->requestor,
req->property, req->target,
8, 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
}
//! 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 = BadRROutput;
old_mode = BadRRMode;
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;
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;
}
if (res->outputs[i] == primary_id ||
output_id == BadRROutput || 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 (res->outputs[i] == primary_id)
break;
}
if (output_id == BadRROutput)
{
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
}
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, KEY_BACK));
KeyMap.push_back(SKeyMap(XK_Tab, KEY_TAB));
KeyMap.push_back(SKeyMap(XK_ISO_Left_Tab, KEY_TAB));
KeyMap.push_back(SKeyMap(XK_Linefeed, 0)); // ???
KeyMap.push_back(SKeyMap(XK_Clear, KEY_CLEAR));
KeyMap.push_back(SKeyMap(XK_Return, KEY_RETURN));
KeyMap.push_back(SKeyMap(XK_Pause, KEY_PAUSE));
KeyMap.push_back(SKeyMap(XK_Scroll_Lock, KEY_SCROLL));
KeyMap.push_back(SKeyMap(XK_Sys_Req, 0)); // ???
KeyMap.push_back(SKeyMap(XK_Escape, KEY_ESCAPE));
KeyMap.push_back(SKeyMap(XK_Insert, KEY_INSERT));
KeyMap.push_back(SKeyMap(XK_Delete, KEY_DELETE));
KeyMap.push_back(SKeyMap(XK_Home, KEY_HOME));
KeyMap.push_back(SKeyMap(XK_Left, KEY_LEFT));
KeyMap.push_back(SKeyMap(XK_Up, KEY_UP));
KeyMap.push_back(SKeyMap(XK_Right, KEY_RIGHT));
KeyMap.push_back(SKeyMap(XK_Down, KEY_DOWN));
KeyMap.push_back(SKeyMap(XK_Prior, KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_Page_Up, KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_Next, KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_Page_Down, KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_End, KEY_END));
KeyMap.push_back(SKeyMap(XK_Begin, KEY_HOME));
KeyMap.push_back(SKeyMap(XK_Num_Lock, KEY_NUMLOCK));
KeyMap.push_back(SKeyMap(XK_KP_Space, KEY_SPACE));
KeyMap.push_back(SKeyMap(XK_KP_Tab, KEY_TAB));
KeyMap.push_back(SKeyMap(XK_KP_Enter, KEY_RETURN));
KeyMap.push_back(SKeyMap(XK_KP_F1, KEY_F1));
KeyMap.push_back(SKeyMap(XK_KP_F2, KEY_F2));
KeyMap.push_back(SKeyMap(XK_KP_F3, KEY_F3));
KeyMap.push_back(SKeyMap(XK_KP_F4, KEY_F4));
KeyMap.push_back(SKeyMap(XK_KP_Home, KEY_HOME));
KeyMap.push_back(SKeyMap(XK_KP_Left, KEY_LEFT));
KeyMap.push_back(SKeyMap(XK_KP_Up, KEY_UP));
KeyMap.push_back(SKeyMap(XK_KP_Right, KEY_RIGHT));
KeyMap.push_back(SKeyMap(XK_KP_Down, KEY_DOWN));
KeyMap.push_back(SKeyMap(XK_Print, KEY_PRINT));
KeyMap.push_back(SKeyMap(XK_KP_Prior, KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_KP_Page_Up, KEY_PRIOR));
KeyMap.push_back(SKeyMap(XK_KP_Next, KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_KP_Page_Down, KEY_NEXT));
KeyMap.push_back(SKeyMap(XK_KP_End, KEY_END));
KeyMap.push_back(SKeyMap(XK_KP_Begin, KEY_HOME));
KeyMap.push_back(SKeyMap(XK_KP_Insert, KEY_INSERT));
KeyMap.push_back(SKeyMap(XK_KP_Delete, KEY_DELETE));
KeyMap.push_back(SKeyMap(XK_KP_Equal, 0)); // ???
KeyMap.push_back(SKeyMap(XK_KP_Multiply, KEY_MULTIPLY));
KeyMap.push_back(SKeyMap(XK_KP_Add, KEY_ADD));
KeyMap.push_back(SKeyMap(XK_KP_Separator, KEY_SEPARATOR));
KeyMap.push_back(SKeyMap(XK_KP_Subtract, KEY_SUBTRACT));
KeyMap.push_back(SKeyMap(XK_KP_Decimal, KEY_DECIMAL));
KeyMap.push_back(SKeyMap(XK_KP_Divide, KEY_DIVIDE));
KeyMap.push_back(SKeyMap(XK_KP_0, KEY_NUMPAD0));
KeyMap.push_back(SKeyMap(XK_KP_1, KEY_NUMPAD1));
KeyMap.push_back(SKeyMap(XK_KP_2, KEY_NUMPAD2));
KeyMap.push_back(SKeyMap(XK_KP_3, KEY_NUMPAD3));
KeyMap.push_back(SKeyMap(XK_KP_4, KEY_NUMPAD4));
KeyMap.push_back(SKeyMap(XK_KP_5, KEY_NUMPAD5));
KeyMap.push_back(SKeyMap(XK_KP_6, KEY_NUMPAD6));
KeyMap.push_back(SKeyMap(XK_KP_7, KEY_NUMPAD7));
KeyMap.push_back(SKeyMap(XK_KP_8, KEY_NUMPAD8));
KeyMap.push_back(SKeyMap(XK_KP_9, KEY_NUMPAD9));
KeyMap.push_back(SKeyMap(XK_F1, KEY_F1));
KeyMap.push_back(SKeyMap(XK_F2, KEY_F2));
KeyMap.push_back(SKeyMap(XK_F3, KEY_F3));
KeyMap.push_back(SKeyMap(XK_F4, KEY_F4));
KeyMap.push_back(SKeyMap(XK_F5, KEY_F5));
KeyMap.push_back(SKeyMap(XK_F6, KEY_F6));
KeyMap.push_back(SKeyMap(XK_F7, KEY_F7));
KeyMap.push_back(SKeyMap(XK_F8, KEY_F8));
KeyMap.push_back(SKeyMap(XK_F9, KEY_F9));
KeyMap.push_back(SKeyMap(XK_F10, KEY_F10));
KeyMap.push_back(SKeyMap(XK_F11, KEY_F11));
KeyMap.push_back(SKeyMap(XK_F12, KEY_F12));
KeyMap.push_back(SKeyMap(XK_Shift_L, KEY_LSHIFT));
KeyMap.push_back(SKeyMap(XK_Shift_R, KEY_RSHIFT));
KeyMap.push_back(SKeyMap(XK_Control_L, KEY_LCONTROL));
KeyMap.push_back(SKeyMap(XK_Control_R, KEY_RCONTROL));
KeyMap.push_back(SKeyMap(XK_Caps_Lock, KEY_CAPITAL));
KeyMap.push_back(SKeyMap(XK_Shift_Lock, KEY_CAPITAL));
KeyMap.push_back(SKeyMap(XK_Meta_L, KEY_LWIN));
KeyMap.push_back(SKeyMap(XK_Meta_R, KEY_RWIN));
KeyMap.push_back(SKeyMap(XK_Alt_L, KEY_LMENU));
KeyMap.push_back(SKeyMap(XK_Alt_R, KEY_RMENU));
KeyMap.push_back(SKeyMap(XK_ISO_Level3_Shift, KEY_RMENU));
KeyMap.push_back(SKeyMap(XK_Menu, KEY_MENU));
KeyMap.push_back(SKeyMap(XK_space, KEY_SPACE));
KeyMap.push_back(SKeyMap(XK_exclam, 0)); //?
KeyMap.push_back(SKeyMap(XK_quotedbl, 0)); //?
KeyMap.push_back(SKeyMap(XK_section, 0)); //?
KeyMap.push_back(SKeyMap(XK_numbersign, KEY_OEM_2));
KeyMap.push_back(SKeyMap(XK_dollar, 0)); //?
KeyMap.push_back(SKeyMap(XK_percent, 0)); //?
KeyMap.push_back(SKeyMap(XK_ampersand, 0)); //?
KeyMap.push_back(SKeyMap(XK_apostrophe, KEY_OEM_7));
KeyMap.push_back(SKeyMap(XK_parenleft, 0)); //?
KeyMap.push_back(SKeyMap(XK_parenright, 0)); //?
KeyMap.push_back(SKeyMap(XK_asterisk, 0)); //?
KeyMap.push_back(SKeyMap(XK_plus, KEY_PLUS)); //?
KeyMap.push_back(SKeyMap(XK_comma, KEY_COMMA)); //?
KeyMap.push_back(SKeyMap(XK_minus, KEY_MINUS)); //?
KeyMap.push_back(SKeyMap(XK_period, KEY_PERIOD)); //?
KeyMap.push_back(SKeyMap(XK_slash, KEY_OEM_2)); //?
KeyMap.push_back(SKeyMap(XK_0, KEY_KEY_0));
KeyMap.push_back(SKeyMap(XK_1, KEY_KEY_1));
KeyMap.push_back(SKeyMap(XK_2, KEY_KEY_2));
KeyMap.push_back(SKeyMap(XK_3, KEY_KEY_3));
KeyMap.push_back(SKeyMap(XK_4, KEY_KEY_4));
KeyMap.push_back(SKeyMap(XK_5, KEY_KEY_5));
KeyMap.push_back(SKeyMap(XK_6, KEY_KEY_6));
KeyMap.push_back(SKeyMap(XK_7, KEY_KEY_7));
KeyMap.push_back(SKeyMap(XK_8, KEY_KEY_8));
KeyMap.push_back(SKeyMap(XK_9, KEY_KEY_9));
KeyMap.push_back(SKeyMap(XK_colon, 0)); //?
KeyMap.push_back(SKeyMap(XK_semicolon, KEY_OEM_1));
KeyMap.push_back(SKeyMap(XK_less, KEY_OEM_102));
KeyMap.push_back(SKeyMap(XK_equal, KEY_PLUS));
KeyMap.push_back(SKeyMap(XK_greater, 0)); //?
KeyMap.push_back(SKeyMap(XK_question, 0)); //?
KeyMap.push_back(SKeyMap(XK_at, KEY_KEY_2)); //?
KeyMap.push_back(SKeyMap(XK_mu, 0)); //?
KeyMap.push_back(SKeyMap(XK_EuroSign, 0)); //?
KeyMap.push_back(SKeyMap(XK_A, KEY_KEY_A));
KeyMap.push_back(SKeyMap(XK_B, KEY_KEY_B));
KeyMap.push_back(SKeyMap(XK_C, KEY_KEY_C));
KeyMap.push_back(SKeyMap(XK_D, KEY_KEY_D));
KeyMap.push_back(SKeyMap(XK_E, KEY_KEY_E));
KeyMap.push_back(SKeyMap(XK_F, KEY_KEY_F));
KeyMap.push_back(SKeyMap(XK_G, KEY_KEY_G));
KeyMap.push_back(SKeyMap(XK_H, KEY_KEY_H));
KeyMap.push_back(SKeyMap(XK_I, KEY_KEY_I));
KeyMap.push_back(SKeyMap(XK_J, KEY_KEY_J));
KeyMap.push_back(SKeyMap(XK_K, KEY_KEY_K));
KeyMap.push_back(SKeyMap(XK_L, KEY_KEY_L));
KeyMap.push_back(SKeyMap(XK_M, KEY_KEY_M));
KeyMap.push_back(SKeyMap(XK_N, KEY_KEY_N));
KeyMap.push_back(SKeyMap(XK_O, KEY_KEY_O));
KeyMap.push_back(SKeyMap(XK_P, KEY_KEY_P));
KeyMap.push_back(SKeyMap(XK_Q, KEY_KEY_Q));
KeyMap.push_back(SKeyMap(XK_R, KEY_KEY_R));
KeyMap.push_back(SKeyMap(XK_S, KEY_KEY_S));
KeyMap.push_back(SKeyMap(XK_T, KEY_KEY_T));
KeyMap.push_back(SKeyMap(XK_U, KEY_KEY_U));
KeyMap.push_back(SKeyMap(XK_V, KEY_KEY_V));
KeyMap.push_back(SKeyMap(XK_W, KEY_KEY_W));
KeyMap.push_back(SKeyMap(XK_X, KEY_KEY_X));
KeyMap.push_back(SKeyMap(XK_Y, KEY_KEY_Y));
KeyMap.push_back(SKeyMap(XK_Z, KEY_KEY_Z));
KeyMap.push_back(SKeyMap(XK_bracketleft, KEY_OEM_4));
KeyMap.push_back(SKeyMap(XK_backslash, KEY_OEM_5));
KeyMap.push_back(SKeyMap(XK_bracketright, KEY_OEM_6));
KeyMap.push_back(SKeyMap(XK_asciicircum, KEY_OEM_5));
KeyMap.push_back(SKeyMap(XK_degree, 0)); //?
KeyMap.push_back(SKeyMap(XK_underscore, KEY_MINUS)); //?
KeyMap.push_back(SKeyMap(XK_grave, KEY_OEM_3));
KeyMap.push_back(SKeyMap(XK_acute, KEY_OEM_6));
KeyMap.push_back(SKeyMap(XK_a, KEY_KEY_A));
KeyMap.push_back(SKeyMap(XK_b, KEY_KEY_B));
KeyMap.push_back(SKeyMap(XK_c, KEY_KEY_C));
KeyMap.push_back(SKeyMap(XK_d, KEY_KEY_D));
KeyMap.push_back(SKeyMap(XK_e, KEY_KEY_E));
KeyMap.push_back(SKeyMap(XK_f, KEY_KEY_F));
KeyMap.push_back(SKeyMap(XK_g, KEY_KEY_G));
KeyMap.push_back(SKeyMap(XK_h, KEY_KEY_H));
KeyMap.push_back(SKeyMap(XK_i, KEY_KEY_I));
KeyMap.push_back(SKeyMap(XK_j, KEY_KEY_J));
KeyMap.push_back(SKeyMap(XK_k, KEY_KEY_K));
KeyMap.push_back(SKeyMap(XK_l, KEY_KEY_L));
KeyMap.push_back(SKeyMap(XK_m, KEY_KEY_M));
KeyMap.push_back(SKeyMap(XK_n, KEY_KEY_N));
KeyMap.push_back(SKeyMap(XK_o, KEY_KEY_O));
KeyMap.push_back(SKeyMap(XK_p, KEY_KEY_P));
KeyMap.push_back(SKeyMap(XK_q, KEY_KEY_Q));
KeyMap.push_back(SKeyMap(XK_r, KEY_KEY_R));
KeyMap.push_back(SKeyMap(XK_s, KEY_KEY_S));
KeyMap.push_back(SKeyMap(XK_t, KEY_KEY_T));
KeyMap.push_back(SKeyMap(XK_u, KEY_KEY_U));
KeyMap.push_back(SKeyMap(XK_v, KEY_KEY_V));
KeyMap.push_back(SKeyMap(XK_w, KEY_KEY_W));
KeyMap.push_back(SKeyMap(XK_x, KEY_KEY_X));
KeyMap.push_back(SKeyMap(XK_y, KEY_KEY_Y));
KeyMap.push_back(SKeyMap(XK_z, KEY_KEY_Z));
KeyMap.push_back(SKeyMap(XK_ssharp, KEY_OEM_4));
KeyMap.push_back(SKeyMap(XK_adiaeresis, KEY_OEM_7));
KeyMap.push_back(SKeyMap(XK_odiaeresis, KEY_OEM_3));
KeyMap.push_back(SKeyMap(XK_udiaeresis, KEY_OEM_1));
KeyMap.push_back(SKeyMap(XK_Super_L, KEY_LWIN));
KeyMap.push_back(SKeyMap(XK_Super_R, KEY_RWIN));
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;
#else
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;
#ifndef __FreeBSD__
char name[80];
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];
#ifdef __FreeBSD__
struct joystick js;
if (read(info.fd, &js, sizeof(js)) == sizeof(js))
{
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 */
}
#else
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)
info.persistentData.JoystickEvent.ButtonStates |= (1 << event.number);
else
info.persistentData.JoystickEvent.ButtonStates &= ~(1 << event.number);
break;
case JS_EVENT_AXIS:
if (event.number < SEvent::SJoystickEvent::NUMBER_OF_AXES)
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);
}
#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, XA_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);
X_ATOM_TEXT = XInternAtom (display, "TEXT", 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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