Commit a06eae17 authored by ulteq's avatar ulteq
Browse files

Only calculate needed zoom when necessary 

This will prevent unnecessary calls to 'feh_calc_needed_zoom'
parent 51ed4f02

src/winwidget.c

+4 −6
Original line number Diff line number Diff line
@@ -498,12 +498,6 @@ void winwidget_render_image(winwidget winwid, int resize, int force_alias) 
			   && (winwid->im_h < max_h));



		if (!smaller || opt.zoom_mode) {

			double ratio = 0.0;



			/* Image is larger than the screen (so wants shrinking), or it's

			   smaller but wants expanding to fill it */

			ratio = feh_calc_needed_zoom(&(winwid->zoom), winwid->im_w, winwid->im_h, max_w, max_h);



			/* contributed by Jens Laas <jens.laas@data.slu.se>

			 * What it does:

			 * zooms images by a fixed amount but never larger than the screen.
@@ -535,6 +529,10 @@ void winwidget_render_image(winwidget winwid, int resize, int force_alias) 
				winwid->im_y = ((int)

						(max_h - (winwid->im_h * winwid->zoom))) >> 1;

			} else {

				/* Image is larger than the screen (so wants shrinking), or it's

				   smaller but wants expanding to fill it */

				double ratio = feh_calc_needed_zoom(&(winwid->zoom), winwid->im_w, winwid->im_h, max_w, max_h);



				if (ratio > 1.0) {

					/* height is the factor */

					winwid->im_x = 0;