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http://bugzilla.gnome.org/show_bug.cgi?id=85224 clamp to avoid underflow

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2002-06-18  Jody Goldberg <jody@gnome.org>

	http://bugzilla.gnome.org/show_bug.cgi?id=85224
	* applier.c (render_wallpaper) : clamp to avoid underflow
This commit is contained in:
Jody Goldberg 2002-06-26 03:29:17 +00:00 • committed by Jody Goldberg
parent 5654a0eb75
commit e15d737a93
5 changed files with 20 additions and 12 deletions
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11
libbackground/applier.c
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@ -695,10 +695,15 @@ render_wallpaper (BGApplier *bg_applier, const BGPreferences *prefs)
if (prefs->wallpaper_type == WPTYPE_TILED) {
if (dest_geom.width != pwidth || dest_geom.height != pheight) {
int hscale = pwidth * bg_applier->p->render_geom.width / virtual_geom.width;
int vscale = pheight * bg_applier->p->render_geom.height / virtual_geom.height;
if (hscale < 1) hscale = 1;
if (vscale < 1) vscale = 1;
pheight * bg_applier->p->render_geom.height / virtual_geom.height,
prescaled_pixbuf = gdk_pixbuf_scale_simple
(bg_applier->p->wallpaper_pixbuf,
pwidth * bg_applier->p->render_geom.width / virtual_geom.width,
pheight * bg_applier->p->render_geom.height / virtual_geom.height,
(bg_applier->p->wallpaper_pixbuf, hscale, vscale,
GDK_INTERP_BILINEAR);
} else {
prescaled_pixbuf = bg_applier->p->wallpaper_pixbuf;