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bugfixing: merge global dirty rectagnle before synchronizing update

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This commit is contained in:
Vincent Wei
2020-03-26 10:32:33 +08:00
parent 0c5f5115e6
commit 41d8a80c8e
1 changed files with 12 additions and 0 deletions
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src/newgal/pcxvfb/pcxvfb.c
+12
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@@ -269,6 +269,8 @@ static void PCXVFB_UpdateRects (_THIS, int numrects, GAL_Rect *rects)
static BOOL PCXVFB_SyncUpdate (_THIS)
{
RECT dirty_rc;
if (IsRectEmpty (&this->hidden->dirty_rc))
return FALSE;
@@ -278,6 +280,16 @@ static BOOL PCXVFB_SyncUpdate (_THIS)
shm_lock(semid);
#endif
dirty_rc.left = this->hidden->hdr->dirty_rc_l;
dirty_rc.top = this->hidden->hdr->dirty_rc_t;
dirty_rc.right = this->hidden->hdr->dirty_rc_r;
dirty_rc.bottom = this->hidden->hdr->dirty_rc_b;
if (dirty_rc.right == -1) dirty_rc.right = 0;
if (dirty_rc.bottom == -1) dirty_rc.bottom = 0;
GetBoundRect (&this->hidden->dirty_rc, &dirty_rc,
&this->hidden->dirty_rc);
shadowScreen_BlitToReal (this);
this->hidden->hdr->dirty_rc_l = this->hidden->dirty_rc.left;