Fix #892: stereo side-by-side mode broken by commit 89c559

https://github.com/BestImageViewer/geeqie/issues/892

Stereo modes side-by-side and top-bottom use two pixbuf-renderers. This
was not taken into account.

diff --git a/src/renderer-tiles.c b/src/renderer-tiles.c
index 9b67175..cced081 100644 (file)
--- a/src/renderer-tiles.c
+++ b/src/renderer-tiles.c
@@ -2273,8 +2273,35 @@ static gboolean rt_draw_cb(GtkWidget *widget, cairo_t *cr, gpointer data)
        GList *work;
        OverlayData *od;
 
-       cairo_set_source_surface (cr, rt->surface, 0, 0);
-       cairo_paint(cr);
+       if (rt->stereo_mode && (PR_STEREO_HORIZ | PR_STEREO_VERT))
+               {
+               cairo_push_group(cr);
+               cairo_set_source_rgb(cr, (double)rt->pr->color.red / 65535, (double)rt->pr->color.green / 65535, (double)rt->pr->color.blue / 65535);
+
+               if (rt->stereo_mode & PR_STEREO_HORIZ)
+                       {
+                       cairo_rectangle(cr, rt->stereo_off_x, 0, rt->pr->viewport_width, rt->pr->viewport_height);
+                       }
+               else
+                       {
+                       cairo_rectangle(cr, 0, rt->stereo_off_y, rt->pr->viewport_width, rt->pr->viewport_height);
+                       }
+               cairo_clip(cr);
+               cairo_paint(cr);
+
+               cairo_rectangle(cr, rt->pr->x_offset + rt->stereo_off_x, rt->pr->y_offset + rt->stereo_off_y, rt->pr->vis_width, rt->pr->vis_height);
+               cairo_clip(cr);
+               cairo_set_source_surface(cr, rt->surface, 0, 0);
+               cairo_paint(cr);
+
+               cairo_pop_group_to_source(cr);
+               cairo_paint(cr);
+               }
+       else
+               {
+               cairo_set_source_surface(cr, rt->surface, 0, 0);
+               cairo_paint(cr);
+               }
 
        work = rt->overlay_list;
        while (work)