Hello,
If the resolution of the background image isn't same as of the screen size,
currently the image is tiled. Just made it scale.
Patch attached with this mail.
-Srini.
--- src/moblin-netbook.c.old 2009-06-01 21:17:21.000000000 +0530
+++ src/moblin-netbook.c 2009-06-01 23:26:06.000000000 +0530
@@ -1069,6 +1069,49 @@ moblin_netbook_plugin_init (MoblinNetboo
priv->info.description = _("Effects for Moblin Netbooks");
}
+/* Code from penge-magic-tile.c */
+static void
+paint_texture (ClutterActor *actor, int aw, int ah)
+{
+ CoglHandle *tex;
+ gint bw, bh;
+ float v;
+ float tx1, tx2, ty1, ty2;
+ ClutterColor col = { 0xff, 0xff, 0xff, 0xff };
+
+ tex = clutter_texture_get_cogl_texture (CLUTTER_TEXTURE (actor));
+
+ bw = cogl_texture_get_width (tex); /* base texture width */
+ bh = cogl_texture_get_height (tex); /* base texture height */
+
+ /* no comment */
+ if ((float)bw/bh < (float)aw/ah)
+ {
+ /* fit width */
+ v = (((float)ah * bw) / ((float)aw * bh)) / 2;
+ tx1 = 0;
+ tx2 = 1;
+ ty1 = (0.5 - v);
+ ty2 = (0.5 + v);
+ } else {
+ /* fit height */
+ v = (((float)aw * bh) / ((float)ah * bw)) / 2;
+ tx1 = (0.5 - v);
+ tx2 = (0.5 + v);
+ ty1 = 0;
+ ty2 = 1;
+ }
+
+ col.alpha = clutter_actor_get_paint_opacity (actor);
+ cogl_set_source_color4ub (col.red, col.green, col.blue, col.alpha);
+ cogl_rectangle (0, 0, aw, ah);
+ cogl_set_source_texture (tex);
+ cogl_rectangle_with_texture_coords (0, 0,
+ aw, ah,
+ tx1, ty1,
+ tx2, ty2);
+}
+
static void
on_desktop_pre_paint (ClutterActor *actor, gpointer data)
{
@@ -1079,35 +1122,14 @@ on_desktop_pre_paint (ClutterActor *acto
float t_w, t_h;
guint tex_width, tex_height;
guint w, h;
+ gint screen_width, screen_height;
- clutter_actor_get_size (priv->parallax_tex, &w, &h);
-
- cogl_translate (priv->parallax_paint_offset - (gint)w/4, 0 , 0);
-
- cogl_texture
- = clutter_texture_get_cogl_texture
(CLUTTER_TEXTURE(priv->parallax_tex));
+ mutter_plugin_query_screen_size (plugin, &screen_width, &screen_height);
if (cogl_texture == COGL_INVALID_HANDLE)
return;
- col.alpha = clutter_actor_get_paint_opacity (actor);
- cogl_set_source_color4ub (col.red,
- col.green,
- col.blue,
- col.alpha);
-
- tex_width = cogl_texture_get_width (cogl_texture);
- tex_height = cogl_texture_get_height (cogl_texture);
-
- t_w = (float) w / tex_width;
- t_h = (float) h / tex_height;
-
- /* Parent paint translated us into position */
- cogl_set_source_texture (cogl_texture);
- cogl_rectangle_with_texture_coords (0, 0,
- w, h,
- 0, 0,
- t_w, t_h);
+ paint_texture (actor, screen_width, screen_height);
g_signal_stop_emission_by_name (actor, "paint");
}
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