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| author | Jan Ekström <jeebjp@gmail.com> | 2020-03-18 20:14:50 +0200 |
|---|---|---|
| committer | Dudemanguy <random342@airmail.cc> | 2020-03-19 20:27:55 +0000 |
| commit | 33519d61aa67fca41cdae79935f6e2d2ab3c32be (patch) | |
| tree | 9230c4760d4920d1a35feec3f839024e7d129120 /video/out/wayland_common.c | |
| parent | 3aad89829f832091d483589fd578f6ab5b8ba685 (diff) | |
| download | mpv-33519d61aa67fca41cdae79935f6e2d2ab3c32be.tar.bz2 mpv-33519d61aa67fca41cdae79935f6e2d2ab3c32be.tar.xz | |
wayland: simplify mouse wheel direction calculation
Based on an idea by sfan5. Remove abs usage, and instead just
check for negative value, and set variable to either +/-1.
Diffstat (limited to 'video/out/wayland_common.c')
| -rw-r--r-- | video/out/wayland_common.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/video/out/wayland_common.c b/video/out/wayland_common.c index ebb22e23c0..55a4c36f1e 100644 --- a/video/out/wayland_common.c +++ b/video/out/wayland_common.c @@ -251,9 +251,8 @@ static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis, wl_fixed_t value) { struct vo_wayland_state *wl = data; - if (wl_fixed_to_double(value) == 0) - return; - double val = wl_fixed_to_double(value)/abs(wl_fixed_to_double(value)); + + double val = wl_fixed_to_double(value) < 0 ? -1 : 1; switch (axis) { case WL_POINTER_AXIS_VERTICAL_SCROLL: if (value > 0) |