core: opacity_old should be double

Using opacity_t for opacity_old resulting in opacity being rounded to 0.
This is fine until the opacity reaches 0, where the opacity != opacity_old
check fails and the damage is not added.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui 2019-03-27 18:50:46 +00:00
parent a93754009c
commit 49e85f6161
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GPG Key ID: 37C999F617EA1A47
1 changed files with 1 additions and 1 deletions

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@ -440,7 +440,7 @@ static win *paint_preprocess(session_t *ps, bool *fade_running) {
next = w->next;
const winmode_t mode_old = w->mode;
const bool was_painted = w->to_paint;
const opacity_t opacity_old = w->opacity;
const double opacity_old = w->opacity;
if (win_should_dim(ps, w) != w->dim) {
w->dim = win_should_dim(ps, w);