+ if (game_speeds == NULL)
+ {
+ int i;
+
+ for (i = 0; game_speeds_list[i].value != -1; i++)
+ {
+ TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
+ char identifier[32], name[32];
+ int value = game_speeds_list[i].value;
+ char *text = game_speeds_list[i].text;
+
+ ti->node_top = &game_speeds;
+ ti->sort_priority = 10000 - value;
+
+ sprintf(identifier, "%d", value);
+ sprintf(name, "%s", text);
+
+ setString(&ti->identifier, identifier);
+ setString(&ti->name, name);
+ setString(&ti->name_sorting, name);
+ setString(&ti->infotext, "Game Speed");
+
+ pushTreeInfo(&game_speeds, ti);
+ }
+
+ /* sort game speed values to start with slowest game speed */
+ sortTreeInfo(&game_speeds);
+
+ /* set current game speed to configured game speed value */
+ game_speed_current =
+ getTreeInfoFromIdentifier(game_speeds, i_to_a(setup.game_frame_delay));
+
+ /* if that fails, set current game speed to reliable default value */
+ if (game_speed_current == NULL)
+ game_speed_current =
+ getTreeInfoFromIdentifier(game_speeds, i_to_a(GAME_FRAME_DELAY));
+
+ /* if that also fails, set current game speed to first available speed */
+ if (game_speed_current == NULL)
+ game_speed_current = game_speeds;
+ }
+
+ setup.game_frame_delay = atoi(game_speed_current->identifier);
+
+ /* needed for displaying game speed text instead of identifier */
+ game_speed_text = game_speed_current->name;
+