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Add proper fullscreen and resolution changing support using XRandR. This makes XRandR mandatory, but I don't see any reason why we can't do that, and providing alternatives would be difficult at best for little payoff.

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This commit is contained in:
Ben Anderson
2005-12-02 21:17:36 +00:00
parent 60bdd7ae04
commit 7da3272486
5 changed files with 127 additions and 15 deletions
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stepmania/src/arch/LowLevelWindow/LowLevelWindow_X11.cpp
+87 -9
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@@ -5,12 +5,15 @@
#include "archutils/Unix/X11Helper.h"
#include "PrefsManager.h" // XXX
#include "RageDisplay.h" // VideoModeParams
#include "DisplayResolutions.h"
#include <stack>
#include <math.h> // ceil()
#define GLX_GLXEXT_PROTOTYPES
#include <GL/glx.h> // All sorts of stuff...
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xrandr.h>
#if defined(HAVE_LIBXTST)
#include <X11/extensions/XTest.h>
@@ -36,10 +39,21 @@ LowLevelWindow_X11::LowLevelWindow_X11()
LOG->Info( "X server vendor: %s [%i.%i.%i.%i]", XServerVendor( X11Helper::Dpy ), iMajor, iMinor, iRevision, iPatch );
LOG->Info( "Server GLX vendor: %s [%s]", glXQueryServerString( X11Helper::Dpy, iScreen, GLX_VENDOR ), glXQueryServerString( X11Helper::Dpy, iScreen, GLX_VERSION ) );
LOG->Info( "Client GLX vendor: %s [%s]", glXGetClientString( X11Helper::Dpy, GLX_VENDOR ), glXGetClientString( X11Helper::Dpy, GLX_VERSION ) );
m_bWasWindowed = true;
}
LowLevelWindow_X11::~LowLevelWindow_X11()
{
// Reset the display
if( !m_bWasWindowed )
{
XRRScreenConfiguration *screenConfig = XRRGetScreenInfo( X11Helper::Dpy, RootWindow( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ) ) );
XRRSetScreenConfig( X11Helper::Dpy, screenConfig, RootWindow( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ) ), 0, 1, CurrentTime );
XRRFreeScreenConfigInfo( screenConfig );
XUngrabKeyboard( X11Helper::Dpy, CurrentTime );
}
X11Helper::Stop(); // Xlib cleans up the window for us
}
@@ -74,7 +88,7 @@ CString LowLevelWindow_X11::TryVideoMode( const VideoModeParams &p, bool &bNewDe
hints.min_width = hints.max_width = hints.base_width = p.width;
hints.min_height = hints.max_height = hints.base_height = p.height;
if( !m_bWindowIsOpen || p.bpp != CurrentParams.bpp )
if( !m_bWindowIsOpen || p.bpp != CurrentParams.bpp || ( m_bWasWindowed != p.windowed ) )
{
// Different depth, or we didn't make a window before. New context.
bNewDeviceOut = true;
@@ -111,7 +125,9 @@ CString LowLevelWindow_X11::TryVideoMode( const VideoModeParams &p, bool &bNewDe
/* Enable StructureNotifyMask, so we receive a MapNotify for the following XMapWindow. */
X11Helper::OpenMask( StructureNotifyMask );
if( !X11Helper::MakeWindow(xvi->screen, xvi->depth, xvi->visual, p.width, p.height) )
// I get strange behavior if I add override redirect after creating the window.
// So, let's recreate the window when changing that state.
if( !X11Helper::MakeWindow(xvi->screen, xvi->depth, xvi->visual, p.width, p.height, !p.windowed) )
{
return "Failed to create the window.";
}
@@ -157,6 +173,58 @@ CString LowLevelWindow_X11::TryVideoMode( const VideoModeParams &p, bool &bNewDe
bNewDeviceOut = false;
}
XRRScreenConfiguration *screenConfig = XRRGetScreenInfo( X11Helper::Dpy, RootWindow( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ) ) );
if( !p.windowed )
{
// Find a matching mode.
int sizesXct;
XRRScreenSize *sizesX = XRRSizes( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ), &sizesXct );
ASSERT_M( sizesXct != 0, "Couldn't get resolution list from X server" );
int sizeMatch = -1;
int i = 0;
while(i < sizesXct)
{
if(sizesX[i].width == p.width && sizesX[i].height == p.height)
{
sizeMatch = i;
break;
}
i++;
}
// Set this mode.
// XXX: This doesn't handle if the config has changed since we queried it (see man Xrandr)
XRRSetScreenConfig( X11Helper::Dpy, screenConfig, RootWindow( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ) ), sizeMatch, 1, CurrentTime );
// Move the window to the corner that the screen focuses in on.
XMoveWindow( X11Helper::Dpy, X11Helper::Win, 0, 0 );
XRaiseWindow( X11Helper::Dpy, X11Helper::Win );
if( m_bWasWindowed )
{
// We want to prevent the WM from catching anything that comes from the keyboard.
XGrabKeyboard( X11Helper::Dpy, X11Helper::Win, True,
GrabModeAsync, GrabModeAsync, CurrentTime );
m_bWasWindowed = false;
}
}
else
{
if( !m_bWasWindowed )
{
XRRSetScreenConfig( X11Helper::Dpy, screenConfig, RootWindow( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ) ), 0, 1, CurrentTime );
// In windowed mode, we actually want the WM to function normally.
// Release any previous grab.
XUngrabKeyboard( X11Helper::Dpy, CurrentTime );
m_bWasWindowed = true;
}
}
XRRFreeScreenConfigInfo( screenConfig );
// Do this before resizing the window so that pane-style WMs (Ion,
// ratpoison) don't resize us back inappropriately.
@@ -166,13 +234,6 @@ CString LowLevelWindow_X11::TryVideoMode( const VideoModeParams &p, bool &bNewDe
// catching WM normal hints changes in mapped windows.
XResizeWindow( X11Helper::Dpy, X11Helper::Win, p.width, p.height );
// Center the window in the display.
int w = DisplayWidth( X11Helper::Dpy, DefaultScreen(X11Helper::Dpy) );
int h = DisplayHeight( X11Helper::Dpy, DefaultScreen(X11Helper::Dpy) );
int x = (w - p.width)/2;
int y = (h - p.height)/2;
XMoveWindow( X11Helper::Dpy, X11Helper::Win, x, y );
CurrentParams = p;
return ""; // Success
@@ -224,6 +285,23 @@ void LowLevelWindow_X11::SwapBuffers()
}
}
void LowLevelWindow_X11::GetDisplayResolutions( DisplayResolutions &out ) const
{
// This _NEEDS_ Xrandr to be present, but feck, who doesn't have it?
int sizesXct;
XRRScreenSize *sizesX = XRRSizes( X11Helper::Dpy, DefaultScreen( X11Helper::Dpy ), &sizesXct );
ASSERT_M( sizesXct != 0, "Couldn't get resolution list from X server" );
int i = 0;
while(i < sizesXct)
{
DisplayResolution res = { sizesX[i].width, sizesX[i].height };
out.s.insert( res );
i++;
}
}
/*
* (c) 2005 Ben Anderson
* All rights reserved.