/*
* Remembers the current visual settings, so that
* we can change them and restore later...
*/
static void fghRememberState( void )
{
#if TARGET_HOST_POSIX_X11
int event_base, error_base;
/*
* Remember the current pointer location before going fullscreen
* for restoring it later:
*/
Window junk_window;
unsigned int junk_mask;
XQueryPointer(fgDisplay.Display, fgDisplay.RootWindow,
&junk_window, &junk_window,
&fgDisplay.DisplayPointerX, &fgDisplay.DisplayPointerY,
&fgDisplay.DisplayPointerX, &fgDisplay.DisplayPointerY, &junk_mask);
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H
if(XRRQueryExtension(fgDisplay.Display, &event_base, &error_base)) {
XRRScreenConfiguration *xrr_config;
XRRScreenSize *ssizes;
Rotation rot;
int ssize_count, curr;
if((xrr_config = XRRGetScreenInfo(fgDisplay.Display, fgDisplay.RootWindow))) {
ssizes = XRRConfigSizes(xrr_config, &ssize_count);
curr = XRRConfigCurrentConfiguration(xrr_config, &rot);
fgDisplay.prev_xsz = ssizes[curr].width;
fgDisplay.prev_ysz = ssizes[curr].height;
fgDisplay.prev_refresh = -1;
# if ( RANDR_MAJOR >= 1 ) || ( ( RANDR_MAJOR == 1 ) && ( RANDR_MINOR >= 1 ) )
if(fgState.GameModeRefresh != -1) {
fgDisplay.prev_refresh = XRRConfigCurrentRate(xrr_config);
}
# endif
fgDisplay.prev_size_valid = 1;
XRRFreeScreenConfigInfo(xrr_config);
}
}
# endif
/*
* This highly depends on the XFree86 extensions,
* not approved as X Consortium standards
*/
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
if(!XF86VidModeQueryExtension(fgDisplay.Display, &event_base, &error_base)) {
return;
}
/*
* Remember the current ViewPort location of the screen to be able to
* restore the ViewPort on LeaveGameMode():
*/
if( !XF86VidModeGetViewPort(
fgDisplay.Display,
fgDisplay.Screen,
&fgDisplay.DisplayViewPortX,
&fgDisplay.DisplayViewPortY ) )
fgWarning( "XF86VidModeGetViewPort failed" );
/* Query the current display settings: */
fgDisplay.DisplayModeValid =
XF86VidModeGetModeLine(
fgDisplay.Display,
fgDisplay.Screen,
&fgDisplay.DisplayModeClock,
&fgDisplay.DisplayMode
);
if( !fgDisplay.DisplayModeValid )
fgWarning( "XF86VidModeGetModeLine failed" );
# endif
#elif TARGET_HOST_MS_WINDOWS
/* DEVMODE devMode; */
/* Grab the current desktop settings... */
/* hack to get around my stupid cross-gcc headers */
#define FREEGLUT_ENUM_CURRENT_SETTINGS -1
EnumDisplaySettings( fgDisplay.DisplayName, FREEGLUT_ENUM_CURRENT_SETTINGS,
&fgDisplay.DisplayMode );
/* Make sure we will be restoring all settings needed */
fgDisplay.DisplayMode.dmFields |=
DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL | DM_DISPLAYFREQUENCY;
#endif
}
int _glfwGetClosestVideoMode(int screen, int* width, int* height, int* rate)
{
int i, match, bestmatch;
if (_glfwLibrary.X11.RandR.available)
{
#if defined(_GLFW_HAS_XRANDR)
int sizecount, bestsize;
int ratecount, bestrate;
short* ratelist;
XRRScreenConfiguration* sc;
XRRScreenSize* sizelist;
sc = XRRGetScreenInfo(_glfwLibrary.X11.display,
RootWindow(_glfwLibrary.X11.display, screen));
sizelist = XRRConfigSizes(sc, &sizecount);
// Find the best matching mode
bestsize = -1;
bestmatch = INT_MAX;
for (i = 0; i < sizecount; i++)
{
match = (*width - sizelist[i].width) *
(*width - sizelist[i].width) +
(*height - sizelist[i].height) *
(*height - sizelist[i].height);
if (match < bestmatch)
{
bestmatch = match;
bestsize = i;
}
}
if (bestsize != -1)
{
// Report width & height of best matching mode
*width = sizelist[bestsize].width;
*height = sizelist[bestsize].height;
if (*rate > 0)
{
ratelist = XRRConfigRates(sc, bestsize, &ratecount);
bestrate = -1;
bestmatch = INT_MAX;
for (i = 0; i < ratecount; i++)
{
match = abs(ratelist[i] - *rate);
if (match < bestmatch)
{
bestmatch = match;
bestrate = ratelist[i];
}
}
if (bestrate != -1)
*rate = bestrate;
}
}
XRRFreeScreenConfigInfo(sc);
if (bestsize != -1)
return bestsize;
#endif /*_GLFW_HAS_XRANDR*/
}
else if (_glfwLibrary.X11.VidMode.available)
{
#if defined(_GLFW_HAS_XF86VIDMODE)
XF86VidModeModeInfo** modelist;
int bestmode, modecount;
// Get a list of all available display modes
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display, screen,
&modecount, &modelist);
// Find the best matching mode
bestmode = -1;
bestmatch = INT_MAX;
for (i = 0; i < modecount; i++)
{
match = (*width - modelist[i]->hdisplay) *
(*width - modelist[i]->hdisplay) +
(*height - modelist[i]->vdisplay) *
(*height - modelist[i]->vdisplay);
if (match < bestmatch)
{
bestmatch = match;
bestmode = i;
}
}
if (bestmode != -1)
{
// Report width & height of best matching mode
*width = modelist[bestmode]->hdisplay;
*height = modelist[bestmode]->vdisplay;
}
XFree(modelist);
if (bestmode != -1)
return bestmode;
#endif /*_GLFW_HAS_XF86VIDMODE*/
}
// Default: Simply use the screen resolution
*width = DisplayWidth(_glfwLibrary.X11.display, screen);
*height = DisplayHeight(_glfwLibrary.X11.display, screen);
return 0;
}
//-------------------------------------------------------------------------------------------------//
GLXGLSupport::GLXGLSupport() : mGLDisplay(0), mXDisplay(0)
{
// A connection that might be shared with the application for GL rendering:
mGLDisplay = getGLDisplay();
// A connection that is NOT shared to enable independent event processing:
mXDisplay = getXDisplay();
int dummy;
if (XQueryExtension(mXDisplay, "RANDR", &dummy, &dummy, &dummy))
{
XRRScreenConfiguration *screenConfig;
screenConfig = XRRGetScreenInfo(mXDisplay, DefaultRootWindow(mXDisplay));
if (screenConfig)
{
XRRScreenSize *screenSizes;
int nSizes = 0;
Rotation currentRotation;
int currentSizeID = XRRConfigCurrentConfiguration(screenConfig, ¤tRotation);
screenSizes = XRRConfigSizes(screenConfig, &nSizes);
mCurrentMode.first.first = screenSizes[currentSizeID].width;
mCurrentMode.first.second = screenSizes[currentSizeID].height;
mCurrentMode.second = XRRConfigCurrentRate(screenConfig);
mOriginalMode = mCurrentMode;
for(int sizeID = 0; sizeID < nSizes; sizeID++)
{
short *rates;
int nRates = 0;
rates = XRRConfigRates(screenConfig, sizeID, &nRates);
for (int rate = 0; rate < nRates; rate++)
{
VideoMode mode;
mode.first.first = screenSizes[sizeID].width;
mode.first.second = screenSizes[sizeID].height;
mode.second = rates[rate];
mVideoModes.push_back(mode);
}
}
XRRFreeScreenConfigInfo(screenConfig);
}
}
else
{
mCurrentMode.first.first = DisplayWidth(mXDisplay, DefaultScreen(mXDisplay));
mCurrentMode.first.second = DisplayHeight(mXDisplay, DefaultScreen(mXDisplay));
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
}
GLXFBConfig *fbConfigs;
int config, nConfigs = 0;
fbConfigs = chooseFBConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getFBConfigAttrib (fbConfigs[config], GLX_CONFIG_CAVEAT, &caveat);
if (caveat != GLX_SLOW_CONFIG)
{
getFBConfigAttrib (fbConfigs[config], GLX_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
XFree (fbConfigs);
remove_duplicates(mSampleLevels);
}
Bool
SelectResolution(uint32 width,
uint32 height)
{
ResolutionInfoX11Type *resInfoX = &resolutionInfoX11;
XRRScreenConfiguration* xrrConfig;
XRRScreenSize *xrrSizes;
Rotation xrrCurRotation;
uint32 xrrNumSizes;
uint32 i;
uint32 bestFitIndex = 0;
uint64 bestFitSize = 0;
uint64 potentialSize;
Bool perfectMatch;
#ifndef NO_MULTIMON
if (resInfoX->canUseRandR12) {
xXineramaScreenInfo display;
display.x_org = 0;
display.y_org = 0;
display.width = width;
display.height = height;
return RandR12_SetTopology(resInfoX->display,
DefaultScreen(resInfoX->display),
resInfoX->rootWindow,
1, &display, width, height);
}
#endif
xrrConfig = XRRGetScreenInfo(resInfoX->display, resInfoX->rootWindow);
xrrSizes = XRRConfigSizes(xrrConfig, &xrrNumSizes);
bestFitIndex = XRRConfigCurrentConfiguration(xrrConfig, &xrrCurRotation);
/*
* Iterate thru the list finding the best fit that is still <= in both width
* and height.
*/
for (i = 0; i < xrrNumSizes; i++) {
potentialSize = xrrSizes[i].width * xrrSizes[i].height;
if (xrrSizes[i].width <= width && xrrSizes[i].height <= height &&
potentialSize > bestFitSize ) {
bestFitSize = potentialSize;
bestFitIndex = i;
}
}
if (bestFitSize > 0) {
Status rc;
g_debug("Setting guest resolution to: %dx%d (requested: %d, %d)\n",
xrrSizes[bestFitIndex].width, xrrSizes[bestFitIndex].height, width, height);
rc = XRRSetScreenConfig(resInfoX->display, xrrConfig, resInfoX->rootWindow,
bestFitIndex, xrrCurRotation, GDK_CURRENT_TIME);
g_debug("XRRSetScreenConfig returned %d (result: %dx%d)\n", rc,
xrrSizes[bestFitIndex].width, xrrSizes[bestFitIndex].height);
} else {
g_debug("Can't find a suitable guest resolution, ignoring request for %dx%d\n",
width, height);
}
perfectMatch = xrrSizes[bestFitIndex].width == width &&
xrrSizes[bestFitIndex].height == height;
XRRFreeScreenConfigInfo(xrrConfig);
return perfectMatch;
}
void _glfwSetVideoModeMODE(int screen, int mode, int rate)
{
if (_glfwLibrary.X11.RandR.available)
{
#if defined(_GLFW_HAS_XRANDR)
XRRScreenConfiguration* sc;
Window root;
root = RootWindow(_glfwLibrary.X11.display, screen);
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, root);
// Remember old size and flag that we have changed the mode
if (!_glfwLibrary.X11.FS.modeChanged)
{
_glfwLibrary.X11.FS.oldSizeID = XRRConfigCurrentConfiguration(sc, &_glfwLibrary.X11.FS.oldRotation);
_glfwLibrary.X11.FS.oldWidth = DisplayWidth(_glfwLibrary.X11.display, screen);
_glfwLibrary.X11.FS.oldHeight = DisplayHeight(_glfwLibrary.X11.display, screen);
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
}
if (rate > 0)
{
// Set desired configuration
XRRSetScreenConfigAndRate(_glfwLibrary.X11.display,
sc,
root,
mode,
RR_Rotate_0,
(short) rate,
CurrentTime);
}
else
{
// Set desired configuration
XRRSetScreenConfig(_glfwLibrary.X11.display,
sc,
root,
mode,
RR_Rotate_0,
CurrentTime);
}
XRRFreeScreenConfigInfo(sc);
#endif /*_GLFW_HAS_XRANDR*/
}
else if (_glfwLibrary.X11.VidMode.available)
{
#if defined(_GLFW_HAS_XF86VIDMODE)
XF86VidModeModeInfo **modelist;
int modecount;
// Get a list of all available display modes
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display, screen,
&modecount, &modelist);
// Unlock mode switch if necessary
if (_glfwLibrary.X11.FS.modeChanged)
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display, screen, 0);
// Change the video mode to the desired mode
XF86VidModeSwitchToMode(_glfwLibrary.X11.display, screen, modelist[mode]);
// Set viewport to upper left corner (where our window will be)
XF86VidModeSetViewPort(_glfwLibrary.X11.display, screen, 0, 0);
// Lock mode switch
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display, screen, 1);
// Remember old mode and flag that we have changed the mode
if (!_glfwLibrary.X11.FS.modeChanged)
{
_glfwLibrary.X11.FS.oldMode = *modelist[0];
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
}
XFree(modelist);
#endif /*_GLFW_HAS_XF86VIDMODE*/
}
}
int
apply_transform (Display *display,
Window root,
RRCrtc crtcnum,
const char *input_name)
{
int ret;
ret = EXIT_SUCCESS;
if (ret != EXIT_FAILURE) {
XRRScreenConfiguration *sconf;
XRRScreenResources *res;
XRRCrtcInfo *crtc;
XRRCrtcTransformAttributes *transform;
Status status;
double amx[3][3];
double sina, cosa;
double hscale, vscale, hoffs, voffs;
XRRScreenSize *ssize;
int nsizes;
Rotation srot;
res = XRRGetScreenResourcesCurrent (display, root);
sconf = XRRGetScreenInfo (display, root);
ssize = XRRConfigSizes(sconf, &nsizes) + XRRConfigCurrentConfiguration (sconf, &srot);
crtc = XRRGetCrtcInfo (display, res, crtcnum);
if (verbose) {
fprintf (stderr, "Screen: (%u, %u) 0x%02x\n", ssize->width, ssize->height, srot);
fprintf (stderr, "CRTC: (%i, %i) (%u, %u) 0x%02x\n", crtc->x, crtc->y, crtc->width, crtc->height, crtc->rotation);
}
switch (srot) {
case RR_Rotate_0:
case RR_Rotate_180:
hscale = (double)crtc->width/(double)ssize->width;
vscale = (double)crtc->height/(double)ssize->height;
break;
case RR_Rotate_90:
case RR_Rotate_270:
hscale = (double)crtc->width/(double)ssize->height;
vscale = (double)crtc->height/(double)ssize->width;
break;
default:
ret = EXIT_FAILURE;
fprintf (stderr, "The screen rotation/reflection 0x%02x is not supported yet. Sorry.\n", srot);
}
switch (crtc->rotation) {
case RR_Rotate_0:
sina = 0;
cosa = 1;
hoffs = 0;
voffs = 0;
break;
case RR_Rotate_90:
sina = 1;
cosa = 0;
hoffs = 1;
voffs = 0;
break;
case RR_Rotate_180:
sina = 0;
cosa = -1;
hoffs = 1;
voffs = 1;
break;
case RR_Rotate_270:
sina = -1;
cosa = 0;
hoffs = 0;
voffs = 1;
break;
default:
ret = EXIT_FAILURE;
fprintf (stderr, "The rotation/reflection 0x%02x is not supported yet. Sorry.\n", crtc->rotation);
}
if (ret != EXIT_FAILURE) {
amx[0][0] = cosa*hscale;
amx[0][1] = -sina*hscale;
amx[0][2] = hoffs*hscale + crtc->x/ssize->width;
amx[1][0] = sina*vscale;
amx[1][1] = cosa*vscale;
amx[1][2] = voffs*vscale + crtc->y/ssize->height;
amx[2][0] = 0;
amx[2][1] = 0;
amx[2][2] = 1;
status = XRRGetCrtcTransform (display, crtcnum, &transform);
if (!status) {
fprintf (stderr, "Unable to get the current transformation\n");
ret = EXIT_FAILURE;
}
}
if (ret != EXIT_FAILURE) {
static char strmx[3][3][8];
static const char *args[11];
double mx[3][3];
int i, j;
for (j = 0; j < 3; j++) {
for (i = 0; i < 3; i++) {
XFixed fv = transform->currentTransform.matrix[j][i];
mx[j][i] = XFixedToDouble (fv);
}
}
args[0] = input_name;
args[1] = "Coordinate Transformation Matrix";
for (j = 0; j < 3; j++) {
for (i = 0; i < 3; i++) {
double v = mx[0][i]*amx[j][0] + mx[1][i]*amx[j][1] + mx[2][i]*amx[j][2];
snprintf (strmx[j][i], 8, "%8.6f", v);
args[2 + i + j*3] = strmx[j][i];
}
}
if (verbose) {
fprintf (stderr, "Debug: set-float-prop");
for (i = 0; i < 11; i++) {
fprintf (stderr, " %s", args[i]);
}
fprintf (stderr, "\n");
}
ret = set_float_prop(display, 11, args, "set-float-prop", ": error calling function, please report a bug.");
XFree (transform);
}
XRRFreeCrtcInfo (crtc);
XRRFreeScreenResources (res);
XRRFreeScreenConfigInfo (sconf);
}
return ret;
}
bool CIrrDeviceLinux::createWindow()
{
#ifdef _IRR_COMPILE_WITH_X11_
#ifdef _DEBUG
os::Printer::log("Creating X window...", ELL_INFORMATION);
XSetErrorHandler(IrrPrintXError);
#endif
display = XOpenDisplay(0);
if (!display)
{
os::Printer::log("Error: Need running XServer to start Irrlicht Engine.", ELL_ERROR);
os::Printer::log("Could not open display", XDisplayName(0), ELL_ERROR);
return false;
}
screennr = DefaultScreen(display);
// query extension
if (CreationParams.Fullscreen)
{
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;
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 >= 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 fullscreen mode...", 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);
}
else
#endif
#ifdef _IRR_LINUX_X11_RANDR_
if (XRRQueryExtension(display, &eventbase, &errorbase))
{
s32 modeCount;
XRRScreenConfiguration *config=XRRGetScreenInfo(display,DefaultRootWindow(display));
XRRScreenSize *modes=XRRConfigSizes(config,&modeCount);
for (s32 i = 0; i<modeCount; ++i)
{
if (bestMode==-1 && (u32)modes[i].width >= Width && (u32)modes[i].height >= Height)
bestMode = i;
else if (bestMode!=-1 &&
(u32)modes[i].width >= Width &&
(u32)modes[i].height >= Height &&
modes[i].width < modes[bestMode].width &&
modes[i].height < modes[bestMode].height)
bestMode = i;
}
if (bestMode != -1)
{
XRRSetScreenConfig(display,config,DefaultRootWindow(display),bestMode,oldRandrRotation,CurrentTime);
UseXRandR=true;
}
XRRFreeScreenConfigInfo(config);
}
else
#endif
{
os::Printer::log("VidMode or RandR extension must be installed to allow Irrlicht "
"to switch to fullscreen mode. Running in windowed mode instead.", ELL_WARNING);
CreationParams.Fullscreen = false;
}
}
#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))
{
if (major==1 && minor>2)
{
const int MAX_SAMPLES = 16;
// 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,
GLX_DOUBLEBUFFER, GL_TRUE,
GLX_STENCIL_SIZE, 1,
GLX_SAMPLE_BUFFERS_ARB, 1,
GLX_SAMPLES_ARB, MAX_SAMPLES,
None
};
GLXFBConfig *configList=0;
int nitems=0;
if (!CreationParams.AntiAlias)
{
visualAttrBuffer[17] = 0;
visualAttrBuffer[19] = 0;
}
if (CreationParams.Stencilbuffer)
{
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=false;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = MAX_SAMPLES;
}
}
}
}
// Next try without stencil buffer
if (!configList)
{
if (CreationParams.Stencilbuffer)
os::Printer::log("No stencilbuffer available, disabling stencil shadows.", ELL_WARNING);
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=false;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = MAX_SAMPLES;
}
}
}
}
// Next try without double buffer
if (!configList)
{
os::Printer::log("No doublebuffering available.", ELL_WARNING);
visualAttrBuffer[13] = GL_FALSE;
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=false;
}
else
{
//reenable multisampling
visualAttrBuffer[17] = 1;
visualAttrBuffer[19] = MAX_SAMPLES;
}
}
}
}
if (configList)
{
glxFBConfig=configList[0];
XFree(configList);
UseGLXWindow=true;
visual = glXGetVisualFromFBConfig(display,glxFBConfig);
}
}
bool DisplayResX::SwitchToVideoMode(int width, int height, double desired_rate)
{
double rate;
DisplayResScreen desired_screen(width, height, 0, 0, -1.0, desired_rate);
int idx = DisplayResScreen::FindBestMatch(m_videoModesUnsorted,
desired_screen, rate);
if (idx >= 0)
{
short finalrate;
MythXDisplay *display = nullptr;
XRRScreenConfiguration *cfg = GetScreenConfig(display);
if (!cfg)
return false;
Rotation rot;
XRRConfigCurrentConfiguration(cfg, &rot);
// Search real xrandr rate for desired_rate
finalrate = (short) rate;
for (uint i = 0; i < m_videoModes.size(); i++)
{
if ((m_videoModes[i].Width() == width) &&
(m_videoModes[i].Height() == height))
{
if (m_videoModes[i].Custom())
{
finalrate = m_videoModes[i].realRates[rate];
LOG(VB_PLAYBACK, LOG_INFO,
QString("Dynamic TwinView rate found, set %1Hz as "
"XRandR %2") .arg(rate) .arg(finalrate));
}
break;
}
}
Window root = display->GetRoot();
Status status = XRRSetScreenConfigAndRate(display->GetDisplay(), cfg,
root, idx, rot, finalrate,
CurrentTime);
XRRFreeScreenConfigInfo(cfg);
// Force refresh of xf86VidMode current modeline
cfg = XRRGetScreenInfo(display->GetDisplay(), root);
if (cfg)
{
XRRFreeScreenConfigInfo(cfg);
}
delete display;
if (RRSetConfigSuccess != status)
LOG(VB_GENERAL, LOG_ERR,
"XRRSetScreenConfigAndRate() call failed.");
return RRSetConfigSuccess == status;
}
LOG(VB_GENERAL, LOG_ERR, "Desired Resolution and FrameRate not found.");
return false;
}
static int xrandr_resize(int xsz, int ysz, int rate, int just_checking)
{
#ifdef HAVE_X11_EXTENSIONS_XRANDR_H
int event_base, error_base, ver_major, ver_minor, use_rate;
XRRScreenConfiguration *xrr_config = 0;
Status result = -1;
/* must check at runtime for the availability of the extension */
if(!XRRQueryExtension(fgDisplay.Display, &event_base, &error_base)) {
return -1;
}
XRRQueryVersion(fgDisplay.Display, &ver_major, &ver_minor);
/* we only heed the rate if we CAN actually use it (Xrandr >= 1.1) and
* the user actually cares about it (rate > 0)
*/
use_rate = ( rate > 0 ) && ( ( ver_major >= 1 ) ||
( ver_major == 1 ) && ( ver_minor >= 1 ) );
/* this loop is only so that the whole thing will be repeated if someone
* else changes video mode between our query the current information and
* the attempt to change it.
*/
do {
XRRScreenSize *ssizes;
short *rates;
Rotation rot;
int i, ssizes_count, rates_count, curr, res_idx = -1;
Time timestamp, cfg_timestamp;
if(xrr_config) {
XRRFreeScreenConfigInfo(xrr_config);
}
if(!(xrr_config = XRRGetScreenInfo(fgDisplay.Display, fgDisplay.RootWindow))) {
fgWarning("XRRGetScreenInfo failed");
break;
}
ssizes = XRRConfigSizes(xrr_config, &ssizes_count);
curr = XRRConfigCurrentConfiguration(xrr_config, &rot);
timestamp = XRRConfigTimes(xrr_config, &cfg_timestamp);
/* if either of xsz or ysz are unspecified, use the current values */
if(xsz <= 0)
xsz = fgState.GameModeSize.X = ssizes[curr].width;
if(ysz <= 0)
ysz = fgState.GameModeSize.Y = ssizes[curr].height;
if(xsz == ssizes[curr].width && ysz == ssizes[curr].height) {
/* no need to switch, we're already in the requested resolution */
res_idx = curr;
} else {
for(i=0; i<ssizes_count; i++) {
if(ssizes[i].width == xsz && ssizes[i].height == ysz) {
res_idx = i;
break; /* found it */
}
}
}
if(res_idx == -1)
break; /* no matching resolution */
#if ( RANDR_MAJOR >= 1 ) || ( ( RANDR_MAJOR == 1 ) && ( RANDR_MINOR >= 1 ) )
if(rate <= 0) {
fgState.GameModeRefresh = XRRConfigCurrentRate(xrr_config);
}
if(use_rate) {
rate = fgState.GameModeRefresh;
/* for the selected resolution, let's find out if there is
* a matching refresh rate available.
*/
rates = XRRConfigRates(xrr_config, res_idx, &rates_count);
for(i=0; i<rates_count; i++) {
if(rates[i] == rate) {
break;
}
}
if(i == rates_count) {
break; /* no matching rate */
}
}
#endif
if(just_checking) {
result = 0;
break;
}
#if ( RANDR_MAJOR >= 1 ) || ( ( RANDR_MAJOR == 1 ) && ( RANDR_MINOR >= 1 ) )
if(use_rate)
result = XRRSetScreenConfigAndRate(fgDisplay.Display, xrr_config,
fgDisplay.RootWindow, res_idx, rot, rate, timestamp);
else
#endif
result = XRRSetScreenConfig(fgDisplay.Display, xrr_config,
fgDisplay.RootWindow, res_idx, rot, timestamp);
} while(result == RRSetConfigInvalidTime);
if(xrr_config) {
XRRFreeScreenConfigInfo(xrr_config);
}
if(result == 0) {
return 0;
}
#endif /* HAVE_X11_EXTENSIONS_XRANDR_H */
return -1;
}
/*
* Remembers the current visual settings, so that
* we can change them and restore later...
*/
void fgPlatformRememberState( void )
{
int event_base, error_base;
/*
* Remember the current pointer location before going fullscreen
* for restoring it later:
*/
Window junk_window;
unsigned int junk_mask;
XQueryPointer(fgDisplay.pDisplay.Display, fgDisplay.pDisplay.RootWindow,
&junk_window, &junk_window,
&fgDisplay.pDisplay.DisplayPointerX, &fgDisplay.pDisplay.DisplayPointerY,
&fgDisplay.pDisplay.DisplayPointerX, &fgDisplay.pDisplay.DisplayPointerY, &junk_mask);
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H
if(XRRQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) {
XRRScreenConfiguration *xrr_config;
XRRScreenSize *ssizes;
Rotation rot;
int ssize_count, curr;
if((xrr_config = XRRGetScreenInfo(fgDisplay.pDisplay.Display, fgDisplay.pDisplay.RootWindow))) {
ssizes = XRRConfigSizes(xrr_config, &ssize_count);
curr = XRRConfigCurrentConfiguration(xrr_config, &rot);
fgDisplay.pDisplay.prev_xsz = ssizes[curr].width;
fgDisplay.pDisplay.prev_ysz = ssizes[curr].height;
fgDisplay.pDisplay.prev_refresh = -1;
# if ( RANDR_MAJOR > 1 ) || ( ( RANDR_MAJOR == 1 ) && ( RANDR_MINOR >= 1 ) )
if(fgState.GameModeRefresh != -1) {
fgDisplay.pDisplay.prev_refresh = XRRConfigCurrentRate(xrr_config);
}
# endif
fgDisplay.pDisplay.prev_size_valid = 1;
XRRFreeScreenConfigInfo(xrr_config);
}
}
# endif
/*
* This highly depends on the XFree86 extensions,
* not approved as X Consortium standards
*/
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
if(!XF86VidModeQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) {
return;
}
/*
* Remember the current ViewPort location of the screen to be able to
* restore the ViewPort on LeaveGameMode():
*/
if( !XF86VidModeGetViewPort(
fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen,
&fgDisplay.pDisplay.DisplayViewPortX,
&fgDisplay.pDisplay.DisplayViewPortY ) )
fgWarning( "XF86VidModeGetViewPort failed" );
/* Query the current display settings: */
fgDisplay.pDisplay.DisplayModeValid =
XF86VidModeGetModeLine(
fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen,
&fgDisplay.pDisplay.DisplayModeClock,
&fgDisplay.pDisplay.DisplayMode
);
if( !fgDisplay.pDisplay.DisplayModeValid )
fgWarning( "XF86VidModeGetModeLine failed" );
# endif
}
std::vector<VideoMode> VideoModeImpl::getFullscreenModes()
{
std::vector<VideoMode> modes;
// Open a connection with the X server
Display* display = OpenDisplay();
if (display)
{
// Retrieve the default screen number
int screen = DefaultScreen(display);
// Check if the XRandR extension is present
int version;
if (XQueryExtension(display, "RANDR", &version, &version, &version))
{
// Get the current configuration
XRRScreenConfiguration* config = XRRGetScreenInfo(display, RootWindow(display, screen));
if (config)
{
// Get the available screen sizes
int nbSizes;
XRRScreenSize* sizes = XRRConfigSizes(config, &nbSizes);
if (sizes && (nbSizes > 0))
{
// Get the list of supported depths
int nbDepths = 0;
int* depths = XListDepths(display, screen, &nbDepths);
if (depths && (nbDepths > 0))
{
// Combine depths and sizes to fill the array of supported modes
for (int i = 0; i < nbDepths; ++i)
{
for (int j = 0; j < nbSizes; ++j)
{
// Convert to VideoMode
VideoMode mode(sizes[j].width, sizes[j].height, depths[i]);
// Add it only if it is not already in the array
if (std::find(modes.begin(), modes.end(), mode) == modes.end())
modes.push_back(mode);
}
}
// Free the array of depths
XFree(depths);
}
}
// Free the configuration instance
XRRFreeScreenConfigInfo(config);
}
else
{
// Failed to get the screen configuration
err() << "Failed to retrieve the screen configuration while trying to get the supported video modes" << std::endl;
}
}
else
{
// XRandr extension is not supported : we cannot get the video modes
err() << "Failed to use the XRandR extension while trying to get the supported video modes" << std::endl;
}
// Close the connection with the X server
CloseDisplay(display);
}
else
{
// We couldn't connect to the X server
err() << "Failed to connect to the X server while trying to get the supported video modes" << std::endl;
}
return modes;
}
XRRScreenConfiguration *
uaw::ConcreteX11Connection::GetConfig (Display *display) const
{
return XRRGetScreenInfo (display, DefaultRootWindow (display));
}
int32_t run(Filesystem* fs, ConfigSettings* cs)
{
// http://tronche.com/gui/x/xlib/display/XInitThreads.html
Status xs = XInitThreads();
CE_ASSERT(xs != 0, "XInitThreads: error");
CE_UNUSED(xs);
_x11_display = XOpenDisplay(NULL);
CE_ASSERT(_x11_display != NULL, "XOpenDisplay: error");
int screen = DefaultScreen(_x11_display);
int depth = DefaultDepth(_x11_display, screen);
Visual* visual = DefaultVisual(_x11_display, screen);
_x11_parent_window = (cs->parent_window == 0) ? RootWindow(_x11_display, screen) :
(Window) cs->parent_window;
// Create main window
XSetWindowAttributes win_attribs;
win_attribs.background_pixmap = 0;
win_attribs.border_pixel = 0;
win_attribs.event_mask = FocusChangeMask
| StructureNotifyMask
| KeyPressMask
| KeyReleaseMask
| ButtonPressMask
| ButtonReleaseMask
| PointerMotionMask;
_x11_window = XCreateWindow(_x11_display
, _x11_parent_window
, 0
, 0
, cs->window_width
, cs->window_height
, 0
, depth
, InputOutput
, visual
, CWBorderPixel | CWEventMask
, &win_attribs);
CE_ASSERT(_x11_window != None, "XCreateWindow: error");
// Do we have detectable autorepeat?
Bool detectable;
_x11_detectable_autorepeat = (bool) XkbSetDetectableAutoRepeat(_x11_display, true, &detectable);
// Build hidden cursor
Pixmap bm_no;
XColor black, dummy;
Colormap colormap;
static char no_data[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
colormap = XDefaultColormap(_x11_display, screen);
XAllocNamedColor(_x11_display, colormap, "black", &black, &dummy);
bm_no = XCreateBitmapFromData(_x11_display, _x11_window, no_data, 8, 8);
_x11_hidden_cursor = XCreatePixmapCursor(_x11_display, bm_no, bm_no, &black, &black, 0, 0);
_wm_delete_message = XInternAtom(_x11_display, "WM_DELETE_WINDOW", False);
XSetWMProtocols(_x11_display, _x11_window, &_wm_delete_message, 1);
oswindow_set_window(_x11_display, _x11_window);
bgfx::x11SetDisplayWindow(_x11_display, _x11_window);
XMapRaised(_x11_display, _x11_window);
// Save screen configuration
_screen_config = XRRGetScreenInfo(_x11_display, RootWindow(_x11_display, screen));
Rotation rr_old_rot;
const SizeID rr_old_sizeid = XRRConfigCurrentConfiguration(_screen_config, &rr_old_rot);
// Start main thread
MainThreadArgs mta;
mta.fs = fs;
mta.cs = cs;
Thread main_thread;
main_thread.start(func, &mta);
while (!s_exit)
{
pump_events();
}
main_thread.stop();
// Restore previous screen configuration
Rotation rr_rot;
const SizeID rr_sizeid = XRRConfigCurrentConfiguration(_screen_config, &rr_rot);
if (rr_rot != rr_old_rot || rr_sizeid != rr_old_sizeid)
{
XRRSetScreenConfig(_x11_display
, _screen_config
, RootWindow(_x11_display, screen)
, rr_old_sizeid
, rr_old_rot
, CurrentTime);
}
XRRFreeScreenConfigInfo(_screen_config);
XDestroyWindow(_x11_display, _x11_window);
XCloseDisplay(_x11_display);
return EXIT_SUCCESS;
}
GtkEGLSupport::GtkEGLSupport()
{
mNativeDisplay = getNativeDisplay();
mGLDisplay = getGLDisplay();
int dummy;
if (XQueryExtension((Display*)mNativeDisplay, "RANDR", &dummy, &dummy, &dummy))
{
XRRScreenConfiguration *screenConfig;
mRandr = true;
screenConfig = XRRGetScreenInfo((Display*)mNativeDisplay, DefaultRootWindow((Display*)mNativeDisplay));
if (screenConfig)
{
XRRScreenSize *screenSizes;
int nSizes = 0;
Rotation currentRotation;
int currentSizeID = XRRConfigCurrentConfiguration(screenConfig, ¤tRotation);
screenSizes = XRRConfigSizes(screenConfig, &nSizes);
mCurrentMode.first.first = screenSizes[currentSizeID].width;
mCurrentMode.first.second = screenSizes[currentSizeID].height;
mCurrentMode.second = XRRConfigCurrentRate(screenConfig);
mOriginalMode = mCurrentMode;
for (int sizeID = 0; sizeID < nSizes; sizeID++)
{
short *rates;
int nRates = 0;
rates = XRRConfigRates(screenConfig, sizeID, &nRates);
for (int rate = 0; rate < nRates; rate++)
{
VideoMode mode;
mode.first.first = screenSizes[sizeID].width;
mode.first.second = screenSizes[sizeID].height;
mode.second = rates[rate];
mVideoModes.push_back(mode);
}
}
XRRFreeScreenConfigInfo(screenConfig);
}
}
else
{
mCurrentMode.first.first = DisplayWidth((Display*)mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.first.second = DisplayHeight((Display*)mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
}
EGLConfig *glConfigs;
int config, nConfigs = 0;
glConfigs = chooseGLConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getGLConfigAttrib(glConfigs[config], EGL_CONFIG_CAVEAT, &caveat);
if (caveat != EGL_SLOW_CONFIG)
{
getGLConfigAttrib(glConfigs[config], EGL_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
free(glConfigs);
removeDuplicates(mSampleLevels);
}
