X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ftools.c;h=52fbded05846a88125e503994a8f6439555851a4;hb=b844b9ff4b1c79c5789cdae0a90deacb88d0887a;hp=a5638485e4b365b529d8f697d37fe8e56f6c73ae;hpb=58ea80c54f5a1e6605e2c33b554dff1fcc0c26b5;p=rocksndiamonds.git

diff --git a/src/tools.c b/src/tools.c
index a5638485..52fbded0 100644
--- a/src/tools.c
+++ b/src/tools.c
@@ -971,19 +971,13 @@ static void FadeExt(int fade_mask, int fade_mode, int fade_type)
     height = WIN_YSIZE;
   }
 
-  if (!setup.fade_screens ||
-      fade_delay == 0 ||
-      fading.fade_mode == FADE_MODE_NONE)
-  {
-    if (fade_mode == FADE_MODE_FADE_OUT)
-      return;
-
-    BlitBitmap(backbuffer, window, x, y, width, height, x, y);
-
-    redraw_mask &= ~fade_mask;
+  // when switching screens without fading, set fade delay to zero
+  if (!setup.fade_screens || fading.fade_mode == FADE_MODE_NONE)
+    fade_delay = 0;
 
+  // do not display black frame when fading out without fade delay
+  if (fade_mode == FADE_MODE_FADE_OUT && fade_delay == 0)
     return;
-  }
 
   FadeRectangle(x, y, width, height, fade_mode, fade_delay, post_delay,
 		draw_border_function);
@@ -1462,8 +1456,8 @@ void SetBorderElement(void)
 
   BorderElement = EL_EMPTY;
 
-  // the MM game engine does not use a visible border element
-  if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
+  // only the R'n'D game engine may use an additional steelwall border
+  if (level.game_engine_type != GAME_ENGINE_TYPE_RND)
     return;
 
   for (y = 0; y < lev_fieldy && BorderElement == EL_EMPTY; y++)
@@ -5736,7 +5730,7 @@ static struct Mapping_EM_to_RND_object
   int action;
   int direction;
 }
-em_object_mapping_list[TILE_MAX + 1] =
+em_object_mapping_list[GAME_TILE_MAX + 1] =
 {
   {
     Zborder,				FALSE,	FALSE,
@@ -7730,17 +7724,19 @@ int map_element_RND_to_EM_cave(int element_rnd)
     mapping_initialized = TRUE;
   }
 
-  if (element_rnd >= 0 && element_rnd < NUM_FILE_ELEMENTS)
-    return map_em_element_X_to_C(mapping_RND_to_EM[element_rnd]);
+  if (element_rnd < 0 || element_rnd >= NUM_FILE_ELEMENTS)
+  {
+    Error(ERR_WARN, "invalid RND level element %d", element_rnd);
 
-  Error(ERR_WARN, "invalid RND level element %d", element_rnd);
+    return EL_UNKNOWN;
+  }
 
-  return EL_UNKNOWN;
+  return map_em_element_X_to_C(mapping_RND_to_EM[element_rnd]);
 }
 
 int map_element_EM_to_RND_cave(int element_em_cave)
 {
-  static unsigned short mapping_EM_to_RND[TILE_MAX];
+  static unsigned short mapping_EM_to_RND[GAME_TILE_MAX];
   static boolean mapping_initialized = FALSE;
 
   if (!mapping_initialized)
@@ -7748,7 +7744,7 @@ int map_element_EM_to_RND_cave(int element_em_cave)
     int i;
 
     // return "EL_UNKNOWN" for all undefined elements in mapping array
-    for (i = 0; i < TILE_MAX; i++)
+    for (i = 0; i < GAME_TILE_MAX; i++)
       mapping_EM_to_RND[i] = EL_UNKNOWN;
 
     for (i = 0; em_object_mapping_list[i].element_em != -1; i++)
@@ -7758,17 +7754,19 @@ int map_element_EM_to_RND_cave(int element_em_cave)
     mapping_initialized = TRUE;
   }
 
-  if (element_em_cave >= 0 && element_em_cave < CAVE_TILE_MAX)
-    return mapping_EM_to_RND[map_em_element_C_to_X(element_em_cave)];
+  if (element_em_cave < 0 || element_em_cave >= CAVE_TILE_MAX)
+  {
+    Error(ERR_WARN, "invalid EM cave element %d", element_em_cave);
 
-  Error(ERR_WARN, "invalid EM cave element %d", element_em_cave);
+    return EL_UNKNOWN;
+  }
 
-  return EL_UNKNOWN;
+  return mapping_EM_to_RND[map_em_element_C_to_X(element_em_cave)];
 }
 
 int map_element_EM_to_RND_game(int element_em_game)
 {
-  static unsigned short mapping_EM_to_RND[TILE_MAX];
+  static unsigned short mapping_EM_to_RND[GAME_TILE_MAX];
   static boolean mapping_initialized = FALSE;
 
   if (!mapping_initialized)
@@ -7776,7 +7774,7 @@ int map_element_EM_to_RND_game(int element_em_game)
     int i;
 
     // return "EL_UNKNOWN" for all undefined elements in mapping array
-    for (i = 0; i < TILE_MAX; i++)
+    for (i = 0; i < GAME_TILE_MAX; i++)
       mapping_EM_to_RND[i] = EL_UNKNOWN;
 
     for (i = 0; em_object_mapping_list[i].element_em != -1; i++)
@@ -7786,12 +7784,14 @@ int map_element_EM_to_RND_game(int element_em_game)
     mapping_initialized = TRUE;
   }
 
-  if (element_em_game >= 0 && element_em_game < TILE_MAX)
-    return mapping_EM_to_RND[element_em_game];
+  if (element_em_game < 0 || element_em_game >= GAME_TILE_MAX)
+  {
+    Error(ERR_WARN, "invalid EM game element %d", element_em_game);
 
-  Error(ERR_WARN, "invalid EM game element %d", element_em_game);
+    return EL_UNKNOWN;
+  }
 
-  return EL_UNKNOWN;
+  return mapping_EM_to_RND[element_em_game];
 }
 
 void map_android_clone_elements_RND_to_EM(struct LevelInfo *level)
@@ -7800,7 +7800,7 @@ void map_android_clone_elements_RND_to_EM(struct LevelInfo *level)
   struct CAVE *cav = level_em->cav;
   int i, j;
 
-  for (i = 0; i < TILE_MAX; i++)
+  for (i = 0; i < GAME_TILE_MAX; i++)
     cav->android_array[i] = Cblank;
 
   for (i = 0; i < level->num_android_clone_elements; i++)
@@ -7823,7 +7823,7 @@ void map_android_clone_elements_EM_to_RND(struct LevelInfo *level)
 
   level->num_android_clone_elements = 0;
 
-  for (i = 0; i < TILE_MAX; i++)
+  for (i = 0; i < GAME_TILE_MAX; i++)
   {
     int element_em_cave = cav->android_array[i];
     int element_rnd;
@@ -8261,11 +8261,21 @@ int getBeltSwitchElementFromBeltNrAndBeltDir(int belt_nr, int belt_dir)
   return getBeltSwitchElementFromBeltNrAndBeltDirNr(belt_nr, belt_dir_nr);
 }
 
+boolean swapTiles_EM(boolean is_pre_emc_cave)
+{
+  return is_pre_emc_cave && leveldir_current->use_emc_tiles;
+}
+
 boolean getTeamMode_EM(void)
 {
   return game.team_mode || network_playing;
 }
 
+boolean isActivePlayer_EM(int player_nr)
+{
+  return stored_player[player_nr].active;
+}
+
 unsigned int InitRND(int seed)
 {
   if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
@@ -8278,7 +8288,7 @@ unsigned int InitRND(int seed)
     return InitEngineRandom_RND(seed);
 }
 
-static struct Mapping_EM_to_RND_object object_mapping[TILE_MAX];
+static struct Mapping_EM_to_RND_object object_mapping[GAME_TILE_MAX];
 static struct Mapping_EM_to_RND_player player_mapping[MAX_PLAYERS][PLY_MAX];
 
 static int get_effective_element_EM(int tile, int frame_em)
@@ -8624,7 +8634,7 @@ void InitGraphicInfo_EM(void)
   int i, j, p;
 
   // always start with reliable default values
-  for (i = 0; i < TILE_MAX; i++)
+  for (i = 0; i < GAME_TILE_MAX; i++)
   {
     object_mapping[i].element_rnd = EL_UNKNOWN;
     object_mapping[i].is_backside = FALSE;
@@ -8673,7 +8683,7 @@ void InitGraphicInfo_EM(void)
 	MV_DIR_FROM_BIT(em_player_mapping_list[i].direction);
   }
 
-  for (i = 0; i < TILE_MAX; i++)
+  for (i = 0; i < GAME_TILE_MAX; i++)
   {
     int element = object_mapping[i].element_rnd;
     int action = object_mapping[i].action;
@@ -8938,7 +8948,7 @@ void InitGraphicInfo_EM(void)
     }
   }
 
-  for (i = 0; i < TILE_MAX; i++)
+  for (i = 0; i < GAME_TILE_MAX; i++)
   {
     for (j = 0; j < 8; j++)
     {
@@ -9029,7 +9039,7 @@ static void CheckSaveEngineSnapshot_EM(byte action[MAX_PLAYERS], int frame,
 				       boolean any_player_snapping,
 				       boolean any_player_dropping)
 {
-  if (frame == 0 && !any_player_dropping)
+  if (frame == 7 && !any_player_dropping)
   {
     if (!local_player->was_waiting)
     {
@@ -9087,7 +9097,7 @@ void CheckSingleStepMode_EM(byte action[MAX_PLAYERS], int frame,
 			    boolean any_player_dropping)
 {
   if (tape.single_step && tape.recording && !tape.pausing)
-    if (frame == 0 && !any_player_dropping)
+    if (frame == 7 && !any_player_dropping)
       TapeTogglePause(TAPE_TOGGLE_AUTOMATIC);
 
   CheckSaveEngineSnapshot_EM(action, frame, any_player_moving,