+ int2str(TimeLeft, 3), FONT_TEXT_2);
+}
+
+
+/*
+ =============================================================================
+ InitGameEngine()
+ -----------------------------------------------------------------------------
+ initialize game engine due to level / tape version number
+ =============================================================================
+*/
+
+static void InitGameEngine()
+{
+ int i, j, k;
+
+ /* set game engine from tape file when re-playing, else from level file */
+ game.engine_version = (tape.playing ? tape.engine_version :
+ level.game_version);
+
+ /* dynamically adjust element properties according to game engine version */
+ InitElementPropertiesEngine(game.engine_version);
+
+#if 0
+ printf("level %d: level version == %06d\n", level_nr, level.game_version);
+ printf(" tape version == %06d [%s] [file: %06d]\n",
+ tape.engine_version, (tape.playing ? "PLAYING" : "RECORDING"),
+ tape.file_version);
+ printf(" => game.engine_version == %06d\n", game.engine_version);
+#endif
+
+ /* ---------- initialize player's initial move delay --------------------- */
+
+ /* dynamically adjust player properties according to game engine version */
+ game.initial_move_delay =
+ (game.engine_version <= VERSION_IDENT(2,0,1) ? INITIAL_MOVE_DELAY_ON :
+ INITIAL_MOVE_DELAY_OFF);
+
+ /* dynamically adjust player properties according to level information */
+ game.initial_move_delay_value =
+ (level.double_speed ? MOVE_DELAY_HIGH_SPEED : MOVE_DELAY_NORMAL_SPEED);
+
+ /* ---------- initialize changing elements ------------------------------- */
+
+ /* initialize changing elements information */
+ for (i=0; i < MAX_NUM_ELEMENTS; i++)
+ {
+ struct ElementInfo *ei = &element_info[i];
+
+ /* this pointer might have been changed in the level editor */
+ ei->change = &ei->change_page[0];
+
+ if (!IS_CUSTOM_ELEMENT(i))
+ {
+ ei->change->target_element = EL_EMPTY_SPACE;
+ ei->change->delay_fixed = 0;
+ ei->change->delay_random = 0;
+ ei->change->delay_frames = 1;
+ }
+
+ ei->change_events = CE_BITMASK_DEFAULT;
+ for (j=0; j < NUM_CHANGE_EVENTS; j++)
+ {
+ ei->event_page_num[j] = 0;
+ ei->event_page[j] = &ei->change_page[0];
+ }
+ }
+
+ /* add changing elements from pre-defined list */
+ for (i=0; change_delay_list[i].element != EL_UNDEFINED; i++)
+ {
+ struct ChangingElementInfo *ch_delay = &change_delay_list[i];
+ struct ElementInfo *ei = &element_info[ch_delay->element];
+
+ ei->change->target_element = ch_delay->target_element;
+ ei->change->delay_fixed = ch_delay->change_delay;
+
+ ei->change->pre_change_function = ch_delay->pre_change_function;
+ ei->change->change_function = ch_delay->change_function;
+ ei->change->post_change_function = ch_delay->post_change_function;
+
+ ei->change_events |= CH_EVENT_BIT(CE_DELAY);
+ }
+
+#if 1
+ /* add change events from custom element configuration */
+ for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ struct ElementInfo *ei = &element_info[EL_CUSTOM_START + i];
+
+ for (j=0; j < ei->num_change_pages; j++)
+ {
+ if (!ei->change_page[j].can_change)
+ continue;
+
+ for (k=0; k < NUM_CHANGE_EVENTS; k++)
+ {
+ /* only add event page for the first page found with this event */
+ if (ei->change_page[j].events & CH_EVENT_BIT(k) &&
+ !(ei->change_events & CH_EVENT_BIT(k)))
+ {
+ ei->change_events |= CH_EVENT_BIT(k);
+ ei->event_page_num[k] = j;
+ ei->event_page[k] = &ei->change_page[j];
+ }
+ }
+ }
+ }
+
+#else
+
+ /* add change events from custom element configuration */
+ for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
+ {
+ int element = EL_CUSTOM_START + i;
+
+ /* only add custom elements that change after fixed/random frame delay */
+ if (CAN_CHANGE(element) && HAS_CHANGE_EVENT(element, CE_DELAY))
+ element_info[element].change_events |= CH_EVENT_BIT(CE_DELAY);
+ }
+#endif
+
+ /* ---------- initialize trigger events ---------------------------------- */
+
+ /* initialize trigger events information */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ trigger_events[i] = EP_BITMASK_DEFAULT;
+
+#if 1
+ /* add trigger events from element change event properties */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ {
+ struct ElementInfo *ei = &element_info[i];
+
+ for (j=0; j < ei->num_change_pages; j++)
+ {
+ if (!ei->change_page->can_change)
+ continue;
+
+ if (ei->change_page[j].events & CH_EVENT_BIT(CE_BY_OTHER_ACTION))
+ {
+ int trigger_element = ei->change_page[j].trigger_element;
+
+ trigger_events[trigger_element] |= ei->change_page[j].events;
+ }
+ }
+ }
+#else
+ /* add trigger events from element change event properties */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ if (HAS_CHANGE_EVENT(i, CE_BY_OTHER_ACTION))
+ trigger_events[element_info[i].change->trigger_element] |=
+ element_info[i].change->events;
+#endif
+
+ /* ---------- initialize push delay -------------------------------------- */
+
+ /* initialize push delay values to default */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ {
+ if (!IS_CUSTOM_ELEMENT(i))
+ {
+ element_info[i].push_delay_fixed = 2;
+ element_info[i].push_delay_random = 8;
+ }
+ }
+
+ /* set push delay value for certain elements from pre-defined list */
+ for (i=0; push_delay_list[i].element != EL_UNDEFINED; i++)
+ {
+ int e = push_delay_list[i].element;
+
+ element_info[e].push_delay_fixed = push_delay_list[i].push_delay_fixed;
+ element_info[e].push_delay_random = push_delay_list[i].push_delay_random;
+ }
+
+ /* ---------- initialize move stepsize ----------------------------------- */
+
+ /* initialize move stepsize values to default */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ if (!IS_CUSTOM_ELEMENT(i))
+ element_info[i].move_stepsize = MOVE_STEPSIZE_NORMAL;
+
+ /* set move stepsize value for certain elements from pre-defined list */
+ for (i=0; move_stepsize_list[i].element != EL_UNDEFINED; i++)
+ {
+ int e = move_stepsize_list[i].element;
+
+ element_info[e].move_stepsize = move_stepsize_list[i].move_stepsize;
+ }
+
+ /* ---------- initialize gem count --------------------------------------- */
+
+ /* initialize gem count values for each element */
+ for (i=0; i<MAX_NUM_ELEMENTS; i++)
+ if (!IS_CUSTOM_ELEMENT(i))
+ element_info[i].collect_count = 0;
+
+ /* add gem count values for all elements from pre-defined list */
+ for (i=0; collect_count_list[i].element != EL_UNDEFINED; i++)
+ element_info[collect_count_list[i].element].collect_count =
+ collect_count_list[i].count;