Attachment 582481 Details for Bug 819247 – Patch to fix problem

[patch] Patch to fix problem

xorg-x11-server_panning-and-scalling-fix.patch (text/plain), 5.82 KB, created by Egor Zakharov on 2012-05-06 18:07:35 UTC

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Creator: Egor Zakharov

Created: 2012-05-06 18:07:35 UTC

Size: 5.82 KB

patch

obsolete

>diff -ru xorg-server-1.11.4.orig/randr/randr.c xorg-server-1.11.4/randr/randr.c
>--- xorg-server-1.11.4.orig/randr/randr.c	2011-04-03 23:19:50.000000000 -0400
>+++ xorg-server-1.11.4/randr/randr.c	2012-01-31 14:51:35.000000000 -0500
>@@ -270,8 +270,6 @@
>     
>     wrap (pScrPriv, pScreen, CloseScreen, RRCloseScreen);
> 
>-    pScreen->ConstrainCursorHarder = RRConstrainCursorHarder;
>-
>     pScrPriv->numOutputs = 0;
>     pScrPriv->outputs = NULL;
>     pScrPriv->numCrtcs = 0;
>diff -ru xorg-server-1.11.4.orig/randr/randrstr.h xorg-server-1.11.4/randr/randrstr.h
>--- xorg-server-1.11.4.orig/randr/randrstr.h	2011-04-03 23:19:50.000000000 -0400
>+++ xorg-server-1.11.4/randr/randrstr.h	2012-01-31 14:51:35.000000000 -0500
>@@ -297,7 +297,6 @@
>     int			    rate;
>     int			    size;
> #endif
>-    Bool                   discontiguous;
> } rrScrPrivRec, *rrScrPrivPtr;
> 
> extern _X_EXPORT DevPrivateKeyRec rrPrivKeyRec;
>@@ -701,9 +700,6 @@
> int
> ProcRRSetPanning (ClientPtr client);
> 
>-void
>-RRConstrainCursorHarder (DeviceIntPtr, ScreenPtr, int, int *, int *);
>-
> /* rrdispatch.c */
> extern _X_EXPORT Bool
> RRClientKnowsRates (ClientPtr	pClient);
>diff -ru xorg-server-1.11.4.orig/randr/rrcrtc.c xorg-server-1.11.4/randr/rrcrtc.c
>--- xorg-server-1.11.4.orig/randr/rrcrtc.c	2011-12-17 23:44:54.000000000 -0500
>+++ xorg-server-1.11.4/randr/rrcrtc.c	2012-01-31 14:51:46.000000000 -0500
>@@ -1,6 +1,5 @@
> /*
>  * Copyright Â© 2006 Keith Packard
>- * Copyright 2010 Red Hat, Inc
>  *
>  * Permission to use, copy, modify, distribute, and sell this software and its
>  * documentation for any purpose is hereby granted without fee, provided that
>@@ -23,7 +22,6 @@
> 
> #include "randrstr.h"
> #include "swaprep.h"
>-#include "mipointer.h"
> 
> RESTYPE	RRCrtcType;
> 
>@@ -294,92 +292,6 @@
>     return FALSE;
> }
> 
>-static void
>-crtc_bounds(RRCrtcPtr crtc, int *left, int *right, int *top, int *bottom)
>-{
>-    *left = crtc->x;
>-    *top = crtc->y;
>-
>-    switch (crtc->rotation) {
>-    case RR_Rotate_0:
>-    case RR_Rotate_180:
>-    default:
>-       *right = crtc->x + crtc->mode->mode.width;
>-       *bottom = crtc->y + crtc->mode->mode.height;
>-       return;
>-    case RR_Rotate_90:
>-    case RR_Rotate_270:
>-       *right = crtc->x + crtc->mode->mode.height;
>-       *bottom = crtc->y + crtc->mode->mode.width;
>-       return;
>-    }
>-}
>-
>-/* overlapping counts as adjacent */
>-static Bool
>-crtcs_adjacent(const RRCrtcPtr a, const RRCrtcPtr b)
>-{
>-    /* left, right, top, bottom... */
>-    int al, ar, at, ab;
>-    int bl, br, bt, bb;
>-    int cl, cr, ct, cb; /* the overlap, if any */
>-
>-    crtc_bounds(a, &al, &ar, &at, &ab);
>-    crtc_bounds(b, &bl, &br, &bt, &bb);
>-
>-    cl = max(al, bl);
>-    cr = min(ar, br);
>-    ct = max(at, bt);
>-    cb = min(ab, bb);
>-
>-    return (cl <= cr) && (ct <= cb);
>-}
>-
>-/* Depth-first search and mark all CRTCs reachable from cur */
>-static void
>-mark_crtcs (rrScrPrivPtr pScrPriv, int *reachable, int cur)
>-{
>-    int i;
>-    reachable[cur] = TRUE;
>-    for (i = 0; i < pScrPriv->numCrtcs; ++i) {
>-        if (reachable[i] || !pScrPriv->crtcs[i]->mode)
>-            continue;
>-        if (crtcs_adjacent(pScrPriv->crtcs[cur], pScrPriv->crtcs[i]))
>-            mark_crtcs(pScrPriv, reachable, i);
>-    }
>-}
>-
>-static void
>-RRComputeContiguity (ScreenPtr pScreen)
>-{
>-    rrScrPriv(pScreen);
>-    Bool discontiguous = TRUE;
>-    int i, n = pScrPriv->numCrtcs;
>-
>-    int *reachable = calloc(n, sizeof(int));
>-    if (!reachable)
>-        goto out;
>-
>-    /* Find first enabled CRTC and start search for reachable CRTCs from it */
>-    for (i = 0; i < n; ++i) {
>-        if (pScrPriv->crtcs[i]->mode) {
>-            mark_crtcs(pScrPriv, reachable, i);
>-            break;
>-        }
>-    }
>-
>-    /* Check that all enabled CRTCs were marked as reachable */
>-    for (i = 0; i < n; ++i)
>-        if (pScrPriv->crtcs[i]->mode && !reachable[i])
>-            goto out;
>-
>-    discontiguous = FALSE;
>-
>-out:
>-    free(reachable);
>-    pScrPriv->discontiguous = discontiguous;
>-}
>-
> /*
>  * Request that the Crtc be reconfigured
>  */
>@@ -394,7 +306,6 @@
> {
>     ScreenPtr	pScreen = crtc->pScreen;
>     Bool	ret = FALSE;
>-    Bool	recompute = TRUE;
>     rrScrPriv(pScreen);
> 
>     /* See if nothing changed */
>@@ -407,7 +318,6 @@
> 	!RRCrtcPendingProperties (crtc) &&
> 	!RRCrtcPendingTransform (crtc))
>     {
>-	recompute = FALSE;
> 	ret = TRUE;
>     }
>     else
>@@ -471,10 +381,6 @@
> 		RRPostPendingProperties (outputs[o]);
> 	}
>     }
>-
>-    if (recompute)
>-       RRComputeContiguity(pScreen);
>-
>     return ret;
> }
> 
>@@ -1443,55 +1349,3 @@
>     free(reply);
>     return Success;
> }
>-
>-void
>-RRConstrainCursorHarder(DeviceIntPtr pDev, ScreenPtr pScreen, int mode, int *x, int *y)
>-{
>-    rrScrPriv (pScreen);
>-    int i;
>-
>-    /* intentional dead space -> let it float */
>-    if (pScrPriv->discontiguous)
>-       return;
>-
>-    /* if we're moving inside a crtc, we're fine */
>-    for (i = 0; i < pScrPriv->numCrtcs; i++) {
>-       RRCrtcPtr crtc = pScrPriv->crtcs[i];
>-
>-       int left, right, top, bottom;
>-
>-       if (!crtc->mode)
>-           continue;
>-
>-       crtc_bounds(crtc, &left, &right, &top, &bottom);
>-
>-       if ((*x >= left) && (*x < right) && (*y >= top) && (*y < bottom))
>-           return;
>-    }
>-
>-    /* if we're trying to escape, clamp to the CRTC we're coming from */
>-    for (i = 0; i < pScrPriv->numCrtcs; i++) {
>-       RRCrtcPtr crtc = pScrPriv->crtcs[i];
>-       int nx, ny;
>-       int left, right, top, bottom;
>-
>-       if (!crtc->mode)
>-           continue;
>-
>-       crtc_bounds(crtc, &left, &right, &top, &bottom);
>-       miPointerGetPosition(pDev, &nx, &ny);
>-
>-       if ((nx >= left) && (nx < right) && (ny >= top) && (ny < bottom)) {
>-           if (*x < left)
>-               *x = left;
>-           if (*x >= right)
>-               *x = right - 1;
>-           if (*y < top)
>-               *y = top;
>-           if (*y >= bottom)
>-               *y = bottom - 1;
>-
>-           return;
>-       }
>-    }
>-}

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Attachments on bug 819247: 582335 | 582336 | 582339 | 582340 | 582341 | 582342 | 582343 | 582344 | 582481