try to preserve original texture

diff --git a/src/renderer-clutter.c b/src/renderer-clutter.c
index 5afb43f..cd468d5 100644 (file)
--- a/src/renderer-clutter.c
+++ b/src/renderer-clutter.c
@@ -244,22 +244,32 @@ static void renderer_update_pixbuf(void *renderer, gboolean lazy)
        
        if (pr->pixbuf)
                {
+               gint width = gdk_pixbuf_get_width(pr->pixbuf);
+               gint height = gdk_pixbuf_get_height(pr->pixbuf);
+               
+               gint prev_width, prev_height;
+               
                printf("renderer_update_pixbuf\n");
+               clutter_texture_get_base_size(CLUTTER_TEXTURE(rc->texture), &prev_width, &prev_height);
+               printf("change from %d %d to %d %d\n", prev_width, prev_height, width, height);
                
-               /* FIXME use CoglMaterial with multiple textures for background, color management, anaglyph, ... */
-               CoglHandle texture = cogl_texture_new_with_size(gdk_pixbuf_get_width(pr->pixbuf),
-                                                               gdk_pixbuf_get_height(pr->pixbuf),
-                                                               COGL_TEXTURE_NONE,
-                                                               gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_RGBA_8888 : COGL_PIXEL_FORMAT_RGB_888);
-
-               if (texture != COGL_INVALID_HANDLE)
+               if (width != prev_width || height != prev_height)
                        {
-                       clutter_texture_set_cogl_texture(CLUTTER_TEXTURE(rc->texture), texture);
-                       cogl_handle_unref(texture);
+                       /* FIXME use CoglMaterial with multiple textures for background, color management, anaglyph, ... */
+                       CoglHandle texture = cogl_texture_new_with_size(width,
+                                                                       height,
+                                                                       COGL_TEXTURE_NONE,
+                                                                       gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_RGBA_8888 : COGL_PIXEL_FORMAT_RGB_888);
+
+                       if (texture != COGL_INVALID_HANDLE)
+                               {
+                               clutter_texture_set_cogl_texture(CLUTTER_TEXTURE(rc->texture), texture);
+                               cogl_handle_unref(texture);
+                               }
                        }
                if (!lazy)
                        {
-                       renderer_area_changed(renderer, 0, 0, gdk_pixbuf_get_width(pr->pixbuf), gdk_pixbuf_get_height(pr->pixbuf));
+                       renderer_area_changed(renderer, 0, 0, width, height);
                        }
                }