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Fix wheel resizing with resize increments

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In C, dividing two integers automatically rounds towards zero, so ceil(a
/ b) is useless as the result is truncated before ceil ever sees it. The
correct result for positive integers is obtained by (a + b - 1) / b.
This commit is contained in:
Brad Jorsch
2010-04-26 13:56:38 -04:00
committed by Carlos R. Mafra
parent 4ddc2a5a0a
commit 68bd644b0d
1 changed files with 2 additions and 2 deletions
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4
src/window.c
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@@ -2808,8 +2808,8 @@ static void frameMouseDown(WObjDescriptor *desc, XEvent *event)
unsigned int resize_height_increment = 0;
if (wwin->normal_hints) {
w_scale = ceil(wPreferences.resize_increment / wwin->normal_hints->width_inc);
h_scale = ceil(wPreferences.resize_increment / wwin->normal_hints->height_inc);
w_scale = (wPreferences.resize_increment + wwin->normal_hints->width_inc - 1) / wwin->normal_hints->width_inc;
h_scale = (wPreferences.resize_increment + wwin->normal_hints->height_inc - 1) / wwin->normal_hints->height_inc;
resize_width_increment = wwin->normal_hints->width_inc * w_scale;
resize_height_increment = wwin->normal_hints->height_inc * h_scale;
}