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always regenerate window region for visible window znode

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This commit is contained in:
Vincent Wei
2021-03-26 11:11:44 +08:00
parent 31a2d3c185
commit f3c1ea0bc4
1 changed files with 14 additions and 14 deletions
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src/kernel/compsor-fallback.c
+14 -14
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@@ -810,11 +810,6 @@ static void on_moved_win (CompositorCtxt* ctxt, MG_Layer* layer, int zidx,
const ZNODEHEADER* znode_hdr;
CLIPRGN* rgn = NULL;
_DBG_PRINTF("called: %d\n", zidx);
// the fallback compositor only manages znodes on the topmost layer.
if (layer != mgTopmostLayer)
return;
znode_hdr = ServerGetWinZNodeHeader (layer, zidx, (void**)&rgn, FALSE);
assert (znode_hdr);
@@ -824,10 +819,15 @@ static void on_moved_win (CompositorCtxt* ctxt, MG_Layer* layer, int zidx,
assert (rgn);
CopyRegion (&ctxt->dirty_rgn, rgn);
// re-generate the region
ServerGetWinZNodeRegion (layer, zidx,
RGN_OP_SET | RGN_OP_FLAG_ABS, rgn);
ServerGetWinZNodeRegion (layer, zidx, RGN_OP_SET | RGN_OP_FLAG_ABS, rgn);
ServerSetWinZNodePrivateData (layer, zidx, rgn);
// the fallback compositor only manages znodes on the topmost layer.
if (layer != mgTopmostLayer)
goto done;
UnionRegion (&ctxt->dirty_rgn, &ctxt->dirty_rgn, rgn);
/* calculate the dirty region */
@@ -836,6 +836,7 @@ static void on_moved_win (CompositorCtxt* ctxt, MG_Layer* layer, int zidx,
SyncUpdateDC (HDC_SCREEN_SYS);
}
done:
EmptyClipRgn (&ctxt->dirty_rgn);
}
@@ -845,11 +846,6 @@ static void on_changed_rgn (CompositorCtxt* ctxt, MG_Layer* layer,
const ZNODEHEADER* znode_hdr;
CLIPRGN* rgn = NULL;
_DBG_PRINTF("called: %d\n", zidx);
/* the fallback compositor only manages znodes on the topmost layer. */
if (layer != mgTopmostLayer)
return;
/* update the region of the current window znode. */
znode_hdr = ServerGetWinZNodeHeader (layer, zidx, (void**)&rgn, FALSE);
assert (znode_hdr);
@@ -863,10 +859,13 @@ static void on_changed_rgn (CompositorCtxt* ctxt, MG_Layer* layer,
CopyRegion (&ctxt->dirty_rgn, rgn);
// re-generate the region
ServerGetWinZNodeRegion (layer, zidx,
RGN_OP_SET | RGN_OP_FLAG_ABS, rgn);
ServerGetWinZNodeRegion (layer, zidx, RGN_OP_SET | RGN_OP_FLAG_ABS, rgn);
ServerSetWinZNodePrivateData (layer, zidx, rgn);
/* the fallback compositor only manages znodes on the topmost layer. */
if (layer != mgTopmostLayer)
goto done;
/* calculate the dirty region */
UnionRegion (&ctxt->dirty_rgn, &ctxt->dirty_rgn, rgn);
if (IntersectClipRect (&ctxt->dirty_rgn, &ctxt->rc_screen)) {
@@ -874,6 +873,7 @@ static void on_changed_rgn (CompositorCtxt* ctxt, MG_Layer* layer,
SyncUpdateDC (HDC_SCREEN_SYS);
}
done:
EmptyClipRgn (&ctxt->dirty_rgn);
}