X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ftools.c;h=70441d1c649eb06074c3fe77ef482de307668ac8;hb=1a22e8bdd70708d1ee0bb3f21a456eca4e3de50a;hp=d05d636588618f25027e5db12b70e69b914c780b;hpb=f277b6c7e5926b448fb3ae123b383a540162ef2b;p=rocksndiamonds.git

diff --git a/src/tools.c b/src/tools.c
index d05d6365..70441d1c 100644
--- a/src/tools.c
+++ b/src/tools.c
@@ -193,22 +193,6 @@ static char *print_if_not_empty(int element)
   return s;
 }
 
-int correctLevelPosX_EM(int lx)
-{
-  lx -= 1;
-  lx -= (BorderElement != EL_EMPTY ? 1 : 0);
-
-  return lx;
-}
-
-int correctLevelPosY_EM(int ly)
-{
-  ly -= 1;
-  ly -= (BorderElement != EL_EMPTY ? 1 : 0);
-
-  return ly;
-}
-
 int getFieldbufferOffsetX_RND(int dir, int pos)
 {
   int full_lev_fieldx = lev_fieldx + (BorderElement != EL_EMPTY ? 2 : 0);
@@ -307,8 +291,6 @@ static int getLevelFromScreenX_EM(int sx)
   int px = sx - SX;
   int lx = LEVELX((px + dx) / TILESIZE_VAR);
 
-  lx = correctLevelPosX_EM(lx);
-
   return lx;
 }
 
@@ -324,8 +306,6 @@ static int getLevelFromScreenY_EM(int sy)
   int py = sy - SY;
   int ly = LEVELY((py + dy) / TILESIZE_VAR);
 
-  ly = correctLevelPosY_EM(ly);
-
   return ly;
 }
 
@@ -971,19 +951,13 @@ 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);
@@ -999,8 +973,7 @@ static void SetScreenStates_BeforeFadingIn(void)
   global.anim_status = global.anim_status_next;
 
   // store backbuffer with all animations that will be started after fading in
-  if (fade_type_skip != FADE_MODE_SKIP_FADE_IN)
-    PrepareFadeBitmap(DRAW_TO_FADE_TARGET);
+  PrepareFadeBitmap(DRAW_TO_FADE_TARGET);
 
   // set screen mode for animations back to fading
   global.anim_status = GAME_MODE_PSEUDO_FADING;
@@ -1023,8 +996,7 @@ static void SetScreenStates_BeforeFadingOut(void)
   global.anim_status = GAME_MODE_PSEUDO_FADING;
 
   // store backbuffer with all animations that will be stopped for fading out
-  if (fade_type_skip != FADE_MODE_SKIP_FADE_OUT)
-    PrepareFadeBitmap(DRAW_TO_FADE_SOURCE);
+  PrepareFadeBitmap(DRAW_TO_FADE_SOURCE);
 }
 
 static void SetScreenStates_AfterFadingOut(void)
@@ -1462,8 +1434,8 @@ 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++)
@@ -8267,11 +8239,21 @@ 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)
@@ -9035,7 +9017,7 @@ 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)
     {
@@ -9093,7 +9075,7 @@ 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,