rnd-20131217-1-src

[rocksndiamonds.git] / src / game_em / cave.c

diff --git a/src/game_em/cave.c b/src/game_em/cave.c
index a811d03ee3d8baf23f3ce4a5867f9f5afd47c1bb..09cc59554811e8821f33fb576c43b7105382e438 100644 (file)
--- a/src/game_em/cave.c
+++ b/src/game_em/cave.c
@@ -3,9 +3,7 @@
  * cave data structures
  */
 
-#include "global.h"
-#include "tile.h"
-#include "level.h"
+#include "main_em.h"
 
 
 struct LevelInfo_EM native_em_level;
@@ -17,17 +15,17 @@ void setLevelInfoToDefaults_EM(void)
   native_em_level.file_version = FILE_VERSION_EM_ACTUAL;
 
   native_em_level.lev = &lev;
-  native_em_level.ply1 = &ply1;
-  native_em_level.ply2 = &ply2;
+  for (i = 0; i < MAX_PLAYERS; i++)
+    native_em_level.ply[i] = &ply[i];
 
   lev.width = 64;
   lev.height = 32;
 
-  ply1.x_initial = 0;
-  ply1.y_initial = 0;
-
-  ply2.x_initial = 0;
-  ply2.y_initial = 0;
+  for (i = 0; i < MAX_PLAYERS; i++)
+  {
+    ply[i].x_initial = 0;
+    ply[i].y_initial = 0;
+  }
 
   lev.lenses_cnt_initial = 0;
   lev.magnify_cnt_initial = 0;
@@ -47,10 +45,25 @@ void setLevelInfoToDefaults_EM(void)
   for (i = 0; i < TILE_MAX; i++)
     lev.android_array[i] = Xblank;
 
-  lev.home_initial = 1;                /* initial number of players in this level */
+#if 1
+  /* initial number of players in this level */
+  lev.home_initial = 0;
+
+  for (i = 0; i < MAX_PLAYERS; i++)
+  {
+    ply[i].exists = 0;
+    ply[i].alive_initial = FALSE;
+  }
+#else
+  /* initial number of players in this level */
+  lev.home_initial = (setup.team_mode ? 2 : 1);
 
-  ply1.alive_initial = (lev.home_initial >= 1);
-  ply2.alive_initial = (lev.home_initial >= 2);
+  for (i = 0; i < MAX_PLAYERS; i++)
+  {
+    ply[i].exists = 0;
+    ply[i].alive_initial = (lev.home_initial > i ? TRUE : FALSE);
+  }
+#endif
 }
 
 
@@ -61,7 +74,55 @@ void setLevelInfoToDefaults_EM(void)
 
 #define MAX_EM_LEVEL_SIZE              16384
 
-boolean LoadNativeLevel_EM(char *filename)
+#if 1
+
+boolean LoadNativeLevel_EM(char *filename, boolean level_info_only)
+{
+  unsigned char raw_leveldata[MAX_EM_LEVEL_SIZE];
+  int raw_leveldata_length;
+  int file_version;
+  File *file;
+
+  /* always start with reliable default values */
+  setLevelInfoToDefaults_EM();
+
+  if (!(file = openFile(filename, MODE_READ)))
+  {
+    if (!level_info_only)
+      Error(ERR_WARN, "cannot open level '%s' -- using empty level", filename);
+
+    return FALSE;
+  }
+
+  raw_leveldata_length = readFile(file, raw_leveldata, 1, MAX_EM_LEVEL_SIZE);
+
+  closeFile(file);
+
+  if (raw_leveldata_length <= 0)
+  {
+    Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename);
+
+    return FALSE;
+  }
+
+  file_version = cleanup_em_level(raw_leveldata, raw_leveldata_length,filename);
+
+  if (file_version == FILE_VERSION_EM_UNKNOWN)
+  {
+    Error(ERR_WARN, "unknown EM level '%s' -- using empty level", filename);
+
+    return FALSE;
+  }
+
+  convert_em_level(raw_leveldata, file_version);
+  prepare_em_level();
+
+  return TRUE;
+}
+
+#else
+
+boolean LoadNativeLevel_EM(char *filename, boolean level_info_only)
 {
   unsigned char raw_leveldata[MAX_EM_LEVEL_SIZE];
   int raw_leveldata_length;
@@ -73,7 +134,8 @@ boolean LoadNativeLevel_EM(char *filename)
 
   if (!(file = fopen(filename, MODE_READ)))
   {
-    Error(ERR_WARN, "cannot open level '%s' -- using empty level", filename);
+    if (!level_info_only)
+      Error(ERR_WARN, "cannot open level '%s' -- using empty level", filename);
 
     return FALSE;
   }
@@ -89,7 +151,9 @@ boolean LoadNativeLevel_EM(char *filename)
     return FALSE;
   }
 
-  if (!(file_version = cleanup_em_level(raw_leveldata, raw_leveldata_length)))
+  file_version = cleanup_em_level(raw_leveldata, raw_leveldata_length,filename);
+
+  if (file_version == FILE_VERSION_EM_UNKNOWN)
   {
     Error(ERR_WARN, "unknown EM level '%s' -- using empty level", filename);
 
@@ -101,3 +165,5 @@ boolean LoadNativeLevel_EM(char *filename)
 
   return TRUE;
 }
+
+#endif