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xf86RandR12: Don't call ConstrainCursorHarder() if panning is enabled

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Panning is at odds with CRTC cursor confinement. This disables CRTC cursor
confinement as long as panning is enabled.

Fixes regression introduced in 56c90e29f0.

Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Rui Matos <tiagomatos@gmail.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Rui Matos 2012-07-30 14:32:12 -04:00 committed by Keith Packard
parent ff56f88616
commit 1bf81af4a6
1 changed files with 34 additions and 4 deletions
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38
hw/xfree86/modes/xf86RandR12.c
View File

@ -60,6 +60,9 @@ typedef struct _xf86RandR12Info {
* See https://bugs.freedesktop.org/show_bug.cgi?id=21554
*/
xf86EnterVTProc *orig_EnterVT;
Bool panning;
ConstrainCursorHarderProcPtr orig_ConstrainCursorHarder;
} XF86RandRInfoRec, *XF86RandRInfoPtr;
#ifdef RANDR_12_INTERFACE
@ -665,6 +668,10 @@ xf86RandR12SetConfig(ScreenPtr pScreen,
return TRUE;
}
#define PANNING_ENABLED(crtc) \
((crtc)->panningTotalArea.x2 > (crtc)->panningTotalArea.x1 || \
(crtc)->panningTotalArea.y2 > (crtc)->panningTotalArea.y1)
static Bool
xf86RandR12ScreenSetSize(ScreenPtr pScreen,
CARD16 width,
@ -676,6 +683,7 @@ xf86RandR12ScreenSetSize(ScreenPtr pScreen,
WindowPtr pRoot = pScreen->root;
PixmapPtr pScrnPix;
Bool ret = FALSE;
Bool panning = FALSE;
int c;
if (xf86RandR12Key) {
@ -696,8 +704,7 @@ xf86RandR12ScreenSetSize(ScreenPtr pScreen,
for (c = 0; c < config->num_crtc; c++) {
xf86CrtcPtr crtc = config->crtc[c];
if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1 ||
crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) {
if (PANNING_ENABLED (crtc)) {
if (crtc->panningTotalArea.x2 > crtc->panningTrackingArea.x1)
crtc->panningTotalArea.x2 += width - pScreen->width;
if (crtc->panningTotalArea.y2 > crtc->panningTrackingArea.y1)
@ -708,6 +715,7 @@ xf86RandR12ScreenSetSize(ScreenPtr pScreen,
crtc->panningTrackingArea.y2 += height - pScreen->height;
xf86RandR13VerifyPanningArea(crtc, width, height);
xf86RandR13Pan(crtc, randrp->pointerX, randrp->pointerY);
panning = TRUE;
}
}
@ -903,6 +911,7 @@ xf86RandR12CloseScreen(ScreenPtr pScreen)
randrp = XF86RANDRINFO(pScreen);
#if RANDR_12_INTERFACE
xf86ScreenToScrn(pScreen)->EnterVT = randrp->orig_EnterVT;
pScreen->ConstrainCursorHarder = randrp->orig_ConstrainCursorHarder;
#endif
free(randrp);
@ -1216,6 +1225,7 @@ xf86RandR12CrtcSet(ScreenPtr pScreen,
}
xf86RandR13VerifyPanningArea(crtc, pScreen->width, pScreen->height);
xf86RandR13Pan(crtc, randrp->pointerX, randrp->pointerY);
randrp->panning = PANNING_ENABLED (crtc);
/*
* Save the last successful setting for EnterVT
*/
@ -1650,6 +1660,7 @@ xf86RandR13SetPanning(ScreenPtr pScreen,
BoxRec oldTotalArea;
BoxRec oldTrackingArea;
INT16 oldBorder[4];
Bool oldPanning = randrp->panning;
if (crtc->version < 2)
return FALSE;
@ -1667,6 +1678,7 @@ xf86RandR13SetPanning(ScreenPtr pScreen,
if (xf86RandR13VerifyPanningArea(crtc, pScreen->width, pScreen->height)) {
xf86RandR13Pan(crtc, randrp->pointerX, randrp->pointerY);
randrp->panning = PANNING_ENABLED (crtc);
return TRUE;
}
else {
@ -1674,6 +1686,7 @@ xf86RandR13SetPanning(ScreenPtr pScreen,
memcpy(&crtc->panningTotalArea, &oldTotalArea, sizeof(BoxRec));
memcpy(&crtc->panningTrackingArea, &oldTrackingArea, sizeof(BoxRec));
memcpy(crtc->panningBorder, oldBorder, 4 * sizeof(INT16));
randrp->panning = oldPanning;
return FALSE;
}
}
@ -1762,8 +1775,6 @@ xf86RandR14ProviderSetOutputSource(ScreenPtr pScreen,
RRProviderPtr provider,
RRProviderPtr source_provider)
{
if (!source_provider) {
if (provider->output_source) {
ScreenPtr cmScreen = pScreen->current_master;
@ -1859,6 +1870,21 @@ xf86CrtcSetScanoutPixmap(RRCrtcPtr randr_crtc, PixmapPtr pixmap)
return crtc->funcs->set_scanout_pixmap(crtc, pixmap);
}
static void
xf86RandR13ConstrainCursorHarder(DeviceIntPtr dev, ScreenPtr screen, int mode, int *x, int *y)
{
XF86RandRInfoPtr randrp = XF86RANDRINFO(screen);
if (randrp->panning)
return;
if (randrp->orig_ConstrainCursorHarder) {
screen->ConstrainCursorHarder = randrp->orig_ConstrainCursorHarder;
screen->ConstrainCursorHarder(dev, screen, mode, x, y);
screen->ConstrainCursorHarder = xf86RandR13ConstrainCursorHarder;
}
}
static Bool
xf86RandR12Init12(ScreenPtr pScreen)
{
@ -1895,6 +1921,10 @@ xf86RandR12Init12(ScreenPtr pScreen)
randrp->orig_EnterVT = pScrn->EnterVT;
pScrn->EnterVT = xf86RandR12EnterVT;
randrp->panning = FALSE;
randrp->orig_ConstrainCursorHarder = pScreen->ConstrainCursorHarder;
pScreen->ConstrainCursorHarder = xf86RandR13ConstrainCursorHarder;
if (!xf86RandR12CreateObjects12(pScreen))
return FALSE;