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GUAC-891: Ensure updates are clipped within surface bounds.

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This commit is contained in:
Michael Jumper 2014-10-16 18:55:43 -07:00
parent 0af6c7d22a
commit 5f308c9f31
1 changed files with 6 additions and 1 deletions
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7
src/common/guac_surface.c
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@ -986,8 +986,13 @@ void guac_common_surface_flush(guac_common_surface* surface) {
if (!candidate->flushed) { if (!candidate->flushed) {
/* Clip candidate within current bounds */
__guac_common_bound_rect(surface, &candidate->rect, NULL, NULL);
if (candidate->rect.width <= 0 || candidate->rect.height <= 0)
candidate->flushed = 1;
/* Combine if reasonable */ /* Combine if reasonable */
if (__guac_common_should_combine(surface, &candidate->rect, 0) || !surface->dirty) { else if (__guac_common_should_combine(surface, &candidate->rect, 0) || !surface->dirty) {
__guac_common_mark_dirty(surface, &candidate->rect); __guac_common_mark_dirty(surface, &candidate->rect);
candidate->flushed = 1; candidate->flushed = 1;
combined++; combined++;