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Merge remote-tracking branch 'svn/trunk' into git_master

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This commit is contained in:
Diederick Niehorster 2014-08-18 10:00:34 +08:00
commit 2204e280c8
1 changed files with 243 additions and 208 deletions
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451
freeglut/freeglut/src/x11/fg_gamemode_x11.c
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@ -29,17 +29,53 @@
#include <GL/freeglut.h> #include <GL/freeglut.h>
#include "../fg_internal.h" #include "../fg_internal.h"
/* we'll try to use XR&R if it's available at compile-time, and at runtime, and the user
* hasn't explicitly disabled it by setting the FREEGLUT_NO_XRANDR env-var.
*/
static int use_xrandr(void)
{
#ifdef HAVE_X11_EXTENSIONS_XRANDR_H
int event_base, error_base;
if(!XRRQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) {
return 0;
}
if(getenv("FREEGLUT_NO_XRANDR")) {
return 0;
}
return 1;
#else
return 0; /* no compile-time support */
#endif
}
/* we'll try to use XF86VidMode if it's available at compile-time, and at runtime, and the
* user hasn't explicitly disabled it by setting the FREEGLUT_NO_XF86VM env-var.
*/
static int use_xf86vm(void)
{
#ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
int event_base, error_base;
if(!XF86VidModeQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) {
return 0;
}
if(getenv("FREEGLUT_NO_XF86VM")) {
return 0;
}
return 1;
#else
return 0; /* no compile-time support */
#endif
}
#ifdef HAVE_X11_EXTENSIONS_XRANDR_H #ifdef HAVE_X11_EXTENSIONS_XRANDR_H
static int xrandr_resize(int xsz, int ysz, int rate, int just_checking) static int xrandr_resize(int xsz, int ysz, int rate, int just_checking)
{ {
int event_base, error_base, ver_major, ver_minor, use_rate; int ver_major, ver_minor, use_rate;
XRRScreenConfiguration *xrr_config = 0; XRRScreenConfiguration *xrr_config = 0;
Status result = -1; Status result = -1;
/* must check at runtime for the availability of the extension */ /* NOTE: we have already determined that XR&R is availble and enabled before calling this */
if(!XRRQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) {
return -1;
}
XRRQueryVersion(fgDisplay.pDisplay.Display, &ver_major, &ver_minor); XRRQueryVersion(fgDisplay.pDisplay.Display, &ver_major, &ver_minor);
@ -147,10 +183,6 @@ static int xrandr_resize(int xsz, int ysz, int rate, int just_checking)
*/ */
void fgPlatformRememberState( void ) void fgPlatformRememberState( void )
{ {
# if defined(HAVE_X11_EXTENSIONS_XRANDR_H) | defined(HAVE_X11_EXTENSIONS_XF86VMODE_H)
int event_base, error_base;
# endif
/* /*
* Remember the current pointer location before going fullscreen * Remember the current pointer location before going fullscreen
* for restoring it later: * for restoring it later:
@ -164,7 +196,7 @@ void fgPlatformRememberState( void )
&fgDisplay.pDisplay.DisplayPointerX, &fgDisplay.pDisplay.DisplayPointerY, &junk_mask); &fgDisplay.pDisplay.DisplayPointerX, &fgDisplay.pDisplay.DisplayPointerY, &junk_mask);
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H # ifdef HAVE_X11_EXTENSIONS_XRANDR_H
if(XRRQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) { if(use_xrandr()) {
XRRScreenConfiguration *xrr_config; XRRScreenConfiguration *xrr_config;
XRRScreenSize *ssizes; XRRScreenSize *ssizes;
Rotation rot; Rotation rot;
@ -189,40 +221,38 @@ void fgPlatformRememberState( void )
XRRFreeScreenConfigInfo(xrr_config); XRRFreeScreenConfigInfo(xrr_config);
} }
} }
# endif # endif /* HAVE_X11_EXTENSIONS_XRANDR_H */
/* /*
* This highly depends on the XFree86 extensions, * This highly depends on the XFree86 extensions,
* not approved as X Consortium standards * not approved as X Consortium standards
*/ */
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H # ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
if(!XF86VidModeQueryExtension(fgDisplay.pDisplay.Display, &event_base, &error_base)) { if(use_xf86vm()) {
return; /*
} * Remember the current ViewPort location of the screen to be able to
* restore the ViewPort on LeaveGameMode():
/* */
* Remember the current ViewPort location of the screen to be able to if( !XF86VidModeGetViewPort(
* restore the ViewPort on LeaveGameMode(): fgDisplay.pDisplay.Display,
*/ fgDisplay.pDisplay.Screen,
if( !XF86VidModeGetViewPort( &fgDisplay.pDisplay.DisplayViewPortX,
fgDisplay.pDisplay.Display, &fgDisplay.pDisplay.DisplayViewPortY ) )
fgDisplay.pDisplay.Screen, fgWarning( "XF86VidModeGetViewPort failed" );
&fgDisplay.pDisplay.DisplayViewPortX,
&fgDisplay.pDisplay.DisplayViewPortY ) )
fgWarning( "XF86VidModeGetViewPort failed" );
/* Query the current display settings: */ /* Query the current display settings: */
fgDisplay.pDisplay.DisplayModeValid = fgDisplay.pDisplay.DisplayModeValid =
XF86VidModeGetModeLine( XF86VidModeGetModeLine(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen, fgDisplay.pDisplay.Screen,
&fgDisplay.pDisplay.DisplayModeClock, &fgDisplay.pDisplay.DisplayModeClock,
&fgDisplay.pDisplay.DisplayMode &fgDisplay.pDisplay.DisplayMode
); );
if( !fgDisplay.pDisplay.DisplayModeValid ) if( !fgDisplay.pDisplay.DisplayModeValid )
fgWarning( "XF86VidModeGetModeLine failed" ); fgWarning( "XF86VidModeGetModeLine failed" );
}
# endif # endif
} }
@ -238,90 +268,90 @@ void fgPlatformRestoreState( void )
fgDisplay.pDisplay.DisplayPointerX, fgDisplay.pDisplay.DisplayPointerY fgDisplay.pDisplay.DisplayPointerX, fgDisplay.pDisplay.DisplayPointerY
); );
#ifdef HAVE_X11_EXTENSIONS_XRANDR_H
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H if(use_xrandr()) {
if(fgDisplay.pDisplay.prev_size_valid) { if(fgDisplay.pDisplay.prev_size_valid) {
if(xrandr_resize(fgDisplay.pDisplay.prev_xsz, fgDisplay.pDisplay.prev_ysz, fgDisplay.pDisplay.prev_refresh, 0) != -1) { if(xrandr_resize(fgDisplay.pDisplay.prev_xsz, fgDisplay.pDisplay.prev_ysz, fgDisplay.pDisplay.prev_refresh, 0) != -1) {
fgDisplay.pDisplay.prev_size_valid = 0; fgDisplay.pDisplay.prev_size_valid = 0;
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
fgDisplay.pDisplay.DisplayModeValid = 0; fgDisplay.pDisplay.DisplayModeValid = 0;
# endif #endif
return; }
} }
return; /* don't fall back to XF86VidMode if we have XR&R */
} }
# endif #endif /* HAVE_X11_EXTENSIONS_XRANDR_H */
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
/* /*
* This highly depends on the XFree86 extensions, * This highly depends on the XFree86 extensions,
* not approved as X Consortium standards * not approved as X Consortium standards
*/ */
if(use_xf86vm()) {
if( fgDisplay.pDisplay.DisplayModeValid ) if( fgDisplay.pDisplay.DisplayModeValid )
{ {
XF86VidModeModeInfo** displayModes; XF86VidModeModeInfo** displayModes;
int i, displayModesCount; int i, displayModesCount;
if( !XF86VidModeGetAllModeLines( if( !XF86VidModeGetAllModeLines(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen, fgDisplay.pDisplay.Screen,
&displayModesCount, &displayModesCount,
&displayModes ) ) &displayModes ) )
{ {
fgWarning( "XF86VidModeGetAllModeLines failed" ); fgWarning( "XF86VidModeGetAllModeLines failed" );
return; return;
} }
/* /*
* Check every of the modes looking for one that matches our demands. * Check every of the modes looking for one that matches our demands.
* If we find one, switch to it and restore the remembered viewport. * If we find one, switch to it and restore the remembered viewport.
*/ */
for( i = 0; i < displayModesCount; i++ ) for( i = 0; i < displayModesCount; i++ )
{ {
if(displayModes[ i ]->hdisplay == fgDisplay.pDisplay.DisplayMode.hdisplay && if(displayModes[ i ]->hdisplay == fgDisplay.pDisplay.DisplayMode.hdisplay &&
displayModes[ i ]->vdisplay == fgDisplay.pDisplay.DisplayMode.vdisplay && displayModes[ i ]->vdisplay == fgDisplay.pDisplay.DisplayMode.vdisplay &&
displayModes[ i ]->dotclock == fgDisplay.pDisplay.DisplayModeClock ) displayModes[ i ]->dotclock == fgDisplay.pDisplay.DisplayModeClock )
{ {
if( !XF86VidModeSwitchToMode( if( !XF86VidModeSwitchToMode(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen, fgDisplay.pDisplay.Screen,
displayModes[ i ] ) ) displayModes[ i ] ) )
{ {
fgWarning( "XF86VidModeSwitchToMode failed" ); fgWarning( "XF86VidModeSwitchToMode failed" );
break; break;
} }
if( !XF86VidModeSetViewPort( if( !XF86VidModeSetViewPort(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen, fgDisplay.pDisplay.Screen,
fgDisplay.pDisplay.DisplayViewPortX, fgDisplay.pDisplay.DisplayViewPortX,
fgDisplay.pDisplay.DisplayViewPortY ) ) fgDisplay.pDisplay.DisplayViewPortY ) )
fgWarning( "XF86VidModeSetViewPort failed" ); fgWarning( "XF86VidModeSetViewPort failed" );
/* /*
* For the case this would be the last X11 call the application * For the case this would be the last X11 call the application
* calls exit() we've to flush the X11 output queue to have the * calls exit() we've to flush the X11 output queue to have the
* commands sent to the X server before the application exits. * commands sent to the X server before the application exits.
*/ */
XFlush( fgDisplay.pDisplay.Display ); XFlush( fgDisplay.pDisplay.Display );
fgDisplay.pDisplay.DisplayModeValid = 0; fgDisplay.pDisplay.DisplayModeValid = 0;
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H #ifdef HAVE_X11_EXTENSIONS_XRANDR_H
fgDisplay.pDisplay.prev_size_valid = 0; fgDisplay.pDisplay.prev_size_valid = 0;
# endif #endif
break;
break; }
} }
} XFree( displayModes );
XFree( displayModes ); }
} }
#endif /* HAVE_X11_EXTENSIONS_XF86VMODE_H */
# endif
} }
#ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
@ -378,105 +408,108 @@ static int fghCheckDisplayModes( GLboolean exactMatch, int displayModesCount, XF
GLboolean fgPlatformChangeDisplayMode( GLboolean haveToTest ) GLboolean fgPlatformChangeDisplayMode( GLboolean haveToTest )
{ {
GLboolean success = GL_FALSE; GLboolean success = GL_FALSE;
/* first try to use XRandR, then fallback to XF86VidMode */ #ifdef HAVE_X11_EXTENSIONS_XRANDR_H
# ifdef HAVE_X11_EXTENSIONS_XRANDR_H if(use_xrandr()) {
if(xrandr_resize(fgState.GameModeSize.X, fgState.GameModeSize.Y, if(xrandr_resize(fgState.GameModeSize.X, fgState.GameModeSize.Y,
fgState.GameModeRefresh, haveToTest) != -1) { fgState.GameModeRefresh, haveToTest) != -1) {
return GL_TRUE; return GL_TRUE;
} }
# endif return GL_FALSE; /* don't fall back to XF86VidMode */
}
#endif /* HAVE_X11_EXTENSIONS_XRANDR_H */
/* /*
* This highly depends on the XFree86 extensions, * This highly depends on the XFree86 extensions,
* not approved as X Consortium standards * not approved as X Consortium standards
*/ */
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
if(use_xf86vm()) {
/*
* This is also used by applications which check modes by calling
* glutGameModeGet(GLUT_GAME_MODE_POSSIBLE), so allow the check:
*/
if( haveToTest || fgDisplay.pDisplay.DisplayModeValid )
{
XF86VidModeModeInfo** displayModes;
int i, displayModesCount;
/* /* If we don't have a valid modeline in the display structure, which
* This is also used by applications which check modes by calling * can happen if this is called from glutGameModeGet instead of
* glutGameModeGet(GLUT_GAME_MODE_POSSIBLE), so allow the check: * glutEnterGameMode, then we need to query the current mode, to make
*/ * unspecified settings to default to their current values.
if( haveToTest || fgDisplay.pDisplay.DisplayModeValid ) */
{ if(!fgDisplay.pDisplay.DisplayModeValid) {
XF86VidModeModeInfo** displayModes; if(!XF86VidModeGetModeLine(fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Screen,
int i, displayModesCount; &fgDisplay.pDisplay.DisplayModeClock, &fgDisplay.pDisplay.DisplayMode)) {
return success;
}
}
/* If we don't have a valid modeline in the display structure, which if (fgState.GameModeSize.X == -1)
* can happen if this is called from glutGameModeGet instead of {
* glutEnterGameMode, then we need to query the current mode, to make fgState.GameModeSize.X = fgDisplay.pDisplay.DisplayMode.hdisplay;
* unspecified settings to default to their current values. }
*/ if (fgState.GameModeSize.Y == -1)
if(!fgDisplay.pDisplay.DisplayModeValid) { {
if(!XF86VidModeGetModeLine(fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Screen, fgState.GameModeSize.Y = fgDisplay.pDisplay.DisplayMode.vdisplay;
&fgDisplay.pDisplay.DisplayModeClock, &fgDisplay.pDisplay.DisplayMode)) { }
return success; if (fgState.GameModeDepth == -1)
} {
} /* can't get color depth from this, nor can we change it, do nothing
* TODO: get with XGetVisualInfo()? but then how to set?
*/
}
if (fgState.GameModeRefresh == -1)
{
/* Compute the displays refresh rate, dotclock comes in kHz. */
int refresh = ( fgDisplay.pDisplay.DisplayModeClock * 1000 ) /
( fgDisplay.pDisplay.DisplayMode.htotal * fgDisplay.pDisplay.DisplayMode.vtotal );
if (fgState.GameModeSize.X == -1) fgState.GameModeRefresh = refresh;
{ }
fgState.GameModeSize.X = fgDisplay.pDisplay.DisplayMode.hdisplay;
}
if (fgState.GameModeSize.Y == -1)
{
fgState.GameModeSize.Y = fgDisplay.pDisplay.DisplayMode.vdisplay;
}
if (fgState.GameModeDepth == -1)
{
/* can't get color depth from this, nor can we change it, do nothing
* TODO: get with XGetVisualInfo()? but then how to set?
*/
}
if (fgState.GameModeRefresh == -1)
{
/* Compute the displays refresh rate, dotclock comes in kHz. */
int refresh = ( fgDisplay.pDisplay.DisplayModeClock * 1000 ) /
( fgDisplay.pDisplay.DisplayMode.htotal * fgDisplay.pDisplay.DisplayMode.vtotal );
fgState.GameModeRefresh = refresh; /* query all possible display modes */
} if( !XF86VidModeGetAllModeLines(
fgDisplay.pDisplay.Display,
/* query all possible display modes */ fgDisplay.pDisplay.Screen,
if( !XF86VidModeGetAllModeLines( &displayModesCount,
fgDisplay.pDisplay.Display, &displayModes ) )
fgDisplay.pDisplay.Screen, {
&displayModesCount, fgWarning( "XF86VidModeGetAllModeLines failed" );
&displayModes ) ) return success;
{ }
fgWarning( "XF86VidModeGetAllModeLines failed" );
return success;
}
/* /*
* Check every of the modes looking for one that matches our demands, * Check every of the modes looking for one that matches our demands,
* ignoring the refresh rate if no exact match could be found. * ignoring the refresh rate if no exact match could be found.
*/ */
i = fghCheckDisplayModes( GL_TRUE, displayModesCount, displayModes ); i = fghCheckDisplayModes( GL_TRUE, displayModesCount, displayModes );
if( i < 0 ) { if( i < 0 ) {
i = fghCheckDisplayModes( GL_FALSE, displayModesCount, displayModes ); i = fghCheckDisplayModes( GL_FALSE, displayModesCount, displayModes );
} }
success = ( i < 0 ) ? GL_FALSE : GL_TRUE; success = ( i < 0 ) ? GL_FALSE : GL_TRUE;
if( !haveToTest && success ) { if( !haveToTest && success ) {
if( !XF86VidModeSwitchToMode( if( !XF86VidModeSwitchToMode(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgDisplay.pDisplay.Screen, fgDisplay.pDisplay.Screen,
displayModes[ i ] ) ) displayModes[ i ] ) )
fgWarning( "XF86VidModeSwitchToMode failed" ); fgWarning( "XF86VidModeSwitchToMode failed" );
} }
XFree( displayModes ); XFree( displayModes );
} }
}
# endif #endif /* HAVE_X11_EXTENSIONS_XF86VMODE_H */
return success; return success;
} }
void fgPlatformEnterGameMode( void ) void fgPlatformEnterGameMode( void )
{ {
/* /*
@ -521,38 +554,40 @@ void fgPlatformEnterGameMode( void )
fgState.GameModeSize.X/2, fgState.GameModeSize.Y/2 fgState.GameModeSize.X/2, fgState.GameModeSize.Y/2
); );
# ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
if(use_xf86vm()) {
if( fgDisplay.pDisplay.DisplayModeValid ) if( fgDisplay.pDisplay.DisplayModeValid )
{ {
int x, y; int x, y;
Window child; Window child;
/* Change to viewport to the window topleft edge: */ /* Change to viewport to the window topleft edge: */
if( !XF86VidModeSetViewPort( fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Screen, 0, 0 ) ) if( !XF86VidModeSetViewPort( fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Screen, 0, 0 ) )
fgWarning( "XF86VidModeSetViewPort failed" ); fgWarning( "XF86VidModeSetViewPort failed" );
/* /*
* Final window repositioning: It could be avoided using an undecorated * Final window repositioning: It could be avoided using an undecorated
* window using override_redirect, but this * would possily require * window using override_redirect, but this * would possily require
* more changes and investigation. * more changes and investigation.
*/ */
/* Get the current postion of the drawable area on screen */ /* Get the current postion of the drawable area on screen */
XTranslateCoordinates( XTranslateCoordinates(
fgDisplay.pDisplay.Display, fgDisplay.pDisplay.Display,
fgStructure.CurrentWindow->Window.Handle, fgStructure.CurrentWindow->Window.Handle,
fgDisplay.pDisplay.RootWindow, fgDisplay.pDisplay.RootWindow,
0, 0, &x, &y, 0, 0, &x, &y,
&child &child
); );
/* Move the decorataions out of the topleft corner of the display */ /* Move the decorataions out of the topleft corner of the display */
XMoveWindow( fgDisplay.pDisplay.Display, fgStructure.CurrentWindow->Window.Handle, XMoveWindow( fgDisplay.pDisplay.Display, fgStructure.CurrentWindow->Window.Handle,
-x, -y); -x, -y);
} }
}
#endif #endif /* HAVE_X11_EXTENSIONS_XF86VMODE_H */
/* Grab the keyboard, too */ /* Grab the keyboard, too */
XGrabKeyboard( XGrabKeyboard(
@ -565,7 +600,7 @@ void fgPlatformEnterGameMode( void )
} }
void fgPlatformLeaveGameMode( void ) void fgPlatformLeaveGameMode( void )
{ {
XUngrabPointer( fgDisplay.pDisplay.Display, CurrentTime ); XUngrabPointer( fgDisplay.pDisplay.Display, CurrentTime );
XUngrabKeyboard( fgDisplay.pDisplay.Display, CurrentTime ); XUngrabKeyboard( fgDisplay.pDisplay.Display, CurrentTime );