Assume XrandR version >=1.3

As far as I can tell XrandR 1.3 was released in ~2009. It's safe to
assume anyone using SFML 3 or newer will have this version installed.
This commit is contained in:
Chris Thrasher 2024-05-28 06:51:28 +00:00
parent ac620900ac
commit 7987d3cedc
2 changed files with 18 additions and 57 deletions

View File

@ -1274,9 +1274,7 @@ void WindowImplX11::setVideoMode(const VideoMode& mode)
return; return;
// Check if the XRandR extension is present // Check if the XRandR extension is present
int xRandRMajor = 0; if (!checkXRandR())
int xRandRMinor = 0;
if (!checkXRandR(xRandRMajor, xRandRMinor))
{ {
// XRandR extension is not supported: we cannot use fullscreen mode // XRandR extension is not supported: we cannot use fullscreen mode
err() << "Fullscreen is not supported, switching to window mode" << std::endl; err() << "Fullscreen is not supported, switching to window mode" << std::endl;
@ -1294,7 +1292,7 @@ void WindowImplX11::setVideoMode(const VideoMode& mode)
return; return;
} }
RROutput output = getOutputPrimary(rootWindow, res.get(), xRandRMajor, xRandRMinor); RROutput output = getOutputPrimary(rootWindow, res.get());
// Get output info from output // Get output info from output
const auto outputInfo = X11Ptr<XRROutputInfo>(XRRGetOutputInfo(m_display.get(), res.get(), output)); const auto outputInfo = X11Ptr<XRROutputInfo>(XRRGetOutputInfo(m_display.get(), res.get(), output));
@ -1365,9 +1363,7 @@ void WindowImplX11::resetVideoMode()
{ {
// Try to set old configuration // Try to set old configuration
// Check if the XRandR extension // Check if the XRandR extension
int xRandRMajor = 0; if (checkXRandR())
int xRandRMinor = 0;
if (checkXRandR(xRandRMajor, xRandRMinor))
{ {
const auto res = X11Ptr<XRRScreenResources>( const auto res = X11Ptr<XRRScreenResources>(
XRRGetScreenResources(m_display.get(), DefaultRootWindow(m_display.get()))); XRRGetScreenResources(m_display.get(), DefaultRootWindow(m_display.get())));
@ -1385,21 +1381,12 @@ void WindowImplX11::resetVideoMode()
return; return;
} }
RROutput output = 0; // Get the primary screen
RROutput output = XRRGetOutputPrimary(m_display.get(), DefaultRootWindow(m_display.get()));
// if version >= 1.3 get the primary screen else take the first screen // Check if returned output is valid, otherwise use the first screen
if ((xRandRMajor == 1 && xRandRMinor >= 3) || xRandRMajor > 1) if (output == None)
{
output = XRRGetOutputPrimary(m_display.get(), DefaultRootWindow(m_display.get()));
// Check if returned output is valid, otherwise use the first screen
if (output == None)
output = res->outputs[0];
}
else
{
output = res->outputs[0]; output = res->outputs[0];
}
XRRSetCrtcConfig(m_display.get(), XRRSetCrtcConfig(m_display.get(),
res.get(), res.get(),
@ -2045,7 +2032,7 @@ bool WindowImplX11::processEvent(XEvent& windowEvent)
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
bool WindowImplX11::checkXRandR(int& xRandRMajor, int& xRandRMinor) bool WindowImplX11::checkXRandR()
{ {
// Check if the XRandR extension is present // Check if the XRandR extension is present
int version = 0; int version = 0;
@ -2055,35 +2042,20 @@ bool WindowImplX11::checkXRandR(int& xRandRMajor, int& xRandRMinor)
return false; return false;
} }
// Check XRandR version, 1.2 required
if (!XRRQueryVersion(m_display.get(), &xRandRMajor, &xRandRMinor) || xRandRMajor < 1 ||
(xRandRMajor == 1 && xRandRMinor < 2))
{
err() << "XRandR is too old" << std::endl;
return false;
}
return true; return true;
} }
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
RROutput WindowImplX11::getOutputPrimary(::Window& rootWindow, XRRScreenResources* res, int xRandRMajor, int xRandRMinor) RROutput WindowImplX11::getOutputPrimary(::Window& rootWindow, XRRScreenResources* res)
{ {
// if xRandR version >= 1.3 get the primary screen else take the first screen const RROutput output = XRRGetOutputPrimary(m_display.get(), rootWindow);
if ((xRandRMajor == 1 && xRandRMinor >= 3) || xRandRMajor > 1)
{
const RROutput output = XRRGetOutputPrimary(m_display.get(), rootWindow);
// Check if returned output is valid, otherwise use the first screen // Check if returned output is valid, otherwise use the first screen
if (output == None) if (output == None)
return res->outputs[0]; return res->outputs[0];
else else
return output; return output;
}
// xRandr version can't get the primary screen, use the first screen
return res->outputs[0];
} }
@ -2103,13 +2075,7 @@ Vector2i WindowImplX11::getPrimaryMonitorPosition()
return monitorPosition; return monitorPosition;
} }
// Get xRandr version const RROutput output = getOutputPrimary(rootWindow, res.get());
int xRandRMajor = 0;
int xRandRMinor = 0;
if (!checkXRandR(xRandRMajor, xRandRMinor))
xRandRMajor = xRandRMinor = 0;
const RROutput output = getOutputPrimary(rootWindow, res.get(), xRandRMajor, xRandRMinor);
// Get output info from output // Get output info from output
const auto outputInfo = X11Ptr<XRROutputInfo>(XRRGetOutputInfo(m_display.get(), res.get(), output)); const auto outputInfo = X11Ptr<XRROutputInfo>(XRRGetOutputInfo(m_display.get(), res.get(), output));

View File

@ -284,26 +284,21 @@ private:
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
/// \brief Check if a valid version of XRandR extension is present /// \brief Check if a valid version of XRandR extension is present
/// ///
/// \param xRandRMajor XRandR major version
/// \param xRandRMinor XRandR minor version
///
/// \return True if a valid XRandR version found, false otherwise /// \return True if a valid XRandR version found, false otherwise
/// ///
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
bool checkXRandR(int& xRandRMajor, int& xRandRMinor); bool checkXRandR();
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
/// \brief Get the RROutput of the primary monitor /// \brief Get the RROutput of the primary monitor
/// ///
/// \param rootWindow the root window /// \param rootWindow the root window
/// \param res screen resources /// \param res screen resources
/// \param xRandRMajor XRandR major version
/// \param xRandRMinor XRandR minor version
/// ///
/// \return RROutput of the primary monitor /// \return RROutput of the primary monitor
/// ///
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
RROutput getOutputPrimary(::Window& rootWindow, XRRScreenResources* res, int xRandRMajor, int xRandRMinor); RROutput getOutputPrimary(::Window& rootWindow, XRRScreenResources* res);
//////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////
/// \brief Get coordinates of the primary monitor /// \brief Get coordinates of the primary monitor