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When checking for mouse movement, use ceiling, not floor, if the coordinates are negative.

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OBattler
2023-08-13 17:59:19 +02:00
parent 6e0783c5e3
commit 38e1904b71
1 changed files with 8 additions and 2 deletions
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10
src/device/mouse.c
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@@ -348,9 +348,15 @@ mouse_subtract_coords(int *delta_x, int *delta_y, int *o_x, int *o_y,
int
mouse_moved(void)
{
double scaled_x = mouse_scale_coord_x(atomic_load(&mouse_x), 1);
double scaled_y = mouse_scale_coord_y(atomic_load(&mouse_y), 1);
scaled_x = (scaled_x >= 0.0) ? floor(scaled_x) : ceil(scaled_x);
scaled_y = (scaled_y >= 0.0) ? floor(scaled_y) : ceil(scaled_y);
/* Convert them to integer so we treat < 1.0 and > -1.0 as 0. */
int ret = (((int) floor(mouse_scale_coord_x(atomic_load(&mouse_x), 1)) != 0) ||
((int) floor(mouse_scale_coord_x(atomic_load(&mouse_y), 1)) != 0));
int ret = ((((int) scaled_x) != 0) ||
(((int) scaled_y) != 0));
return ret;
}