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tune operations

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This commit is contained in:
Vincent Wei
2020-01-20 16:51:30 +08:00
parent 5b169494be
commit ed904a3e92
1 changed files with 44 additions and 10 deletions
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src/kernel/compsor-fallback.c
+44 -10
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@@ -68,12 +68,12 @@
#define SIZE_CLIPRC_HEAP 64
struct _CompositorCtxt {
RECT rc_screen; // screen rect - avoid duplicated GetScreenRect calls
BLOCKHEAP cliprc_heap; // heap for clipping rects
CLIPRGN wins_rgn; // visible region for all windows (subtract popupmenus)
CLIPRGN dirty_rgn; // the dirty region
CLIPRGN comps_rgn; // the region needed to re-composite
CLIPRGN left_rgn; // the left region
RECT rc_screen; // screen rect - avoid duplicated GetScreenRect calls
BLOCKHEAP cliprc_heap;// heap for clipping rects
CLIPRGN wins_rgn; // visible region for all windows (subtract popupmenus)
CLIPRGN dirty_rgn; // the dirty region
CLIPRGN comps_rgn; // the region needed to re-composite
CLIPRGN left_rgn; // the left region
};
static CompositorCtxt* initialize (const char* name)
@@ -231,7 +231,7 @@ static void composite_win_znode (CompositorCtxt* ctxt,
static void on_dirty_win (CompositorCtxt* ctxt,
int zidx, const RECT* dirty_rcs, int nr_rcs)
{
int i, next;
int i, next, prev;
const ZNODEHEADER* znode_hdr = NULL;
CLIPRECT *crc;
@@ -257,15 +257,44 @@ static void on_dirty_win (CompositorCtxt* ctxt,
AddClipRect (&ctxt->dirty_rgn, &rc);
}
// subtract opaque znodes above current znode.
prev = ServerGetPrevZNode (NULL, zidx, NULL);
while (prev > 0) {
znode_hdr = ServerGetZNodeHeader (NULL, prev);
if (znode_hdr->ct == CT_OPAQUE) {
SubtractClipRect (&ctxt->dirty_rgn, &znode_hdr->rc);
}
prev = ServerGetPrevZNode (NULL, prev, NULL);
}
}
else if (dirty_rcs) {
// dirty rects are in screen coordinates
EmptyClipRgn (&ctxt->dirty_rgn);
for (i = 0; i < nr_rcs; i++) {
AddClipRect (&ctxt->dirty_rgn, dirty_rcs + i);
}
}
else {
SetClipRgn (&ctxt->dirty_rgn, &ctxt->rc_screen);
}
if (IsEmptyClipRgn (&ctxt->dirty_rgn)) {
_DBG_PRINTF ("The dirty region is empty\n");
return;
}
//SelectClipRect (HDC_SCREEN_SYS, &ctxt->rc_screen);
IntersectRegion (&ctxt->comps_rgn, &ctxt->dirty_rgn, &ctxt->wins_rgn);
EmptyClipRgn (&ctxt->dirty_rgn);
if (IsEmptyClipRgn (&ctxt->comps_rgn)) {
_DBG_PRINTF ("The compositing region is empty\n");
return;
}
CopyRegion (&ctxt->left_rgn, &ctxt->comps_rgn);
next = ServerGetNextZNode (NULL, 0, NULL);
@@ -281,6 +310,11 @@ static void on_dirty_win (CompositorCtxt* ctxt,
}
EmptyClipRgn (&ctxt->comps_rgn);
if (IsEmptyClipRgn (&ctxt->left_rgn)) {
_DBG_PRINTF ("The left compositing region is empty\n");
return;
}
// fill left region with wallpaper
crc = ctxt->left_rgn.head;
while (crc) {
@@ -315,14 +349,14 @@ static void refresh (CompositorCtxt* ctxt)
on_dirty_win (ctxt, 0, NULL, 0);
}
void on_show_ppp (CompositorCtxt* ctxt, int zidx)
static void on_show_ppp (CompositorCtxt* ctxt, int zidx)
{
const ZNODEHEADER* znode_hdr = ServerGetPopupMenuZNodeHeader (zidx);
if (znode_hdr)
SubtractClipRect (&ctxt->wins_rgn, &znode_hdr->rc);
}
void on_hide_ppp (CompositorCtxt* ctxt, int zidx)
static void on_hide_ppp (CompositorCtxt* ctxt, int zidx)
{
const ZNODEHEADER* znode_hdr;
@@ -334,7 +368,7 @@ void on_hide_ppp (CompositorCtxt* ctxt, int zidx)
}
}
void on_close_menu (CompositorCtxt* ctxt)
static void on_close_menu (CompositorCtxt* ctxt)
{
SetClipRgn (&ctxt->wins_rgn, &ctxt->rc_screen);
}