removed functions for correcting playfield buffer position for EM engine

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

diff --git a/src/game_em/init.c b/src/game_em/init.c
index 9549b836d48f8c62d1d06afd3cb61f3030115ab8..b2a396dfcea8ad972ec86170e0736922962a554e 100644 (file)
--- a/src/game_em/init.c
+++ b/src/game_em/init.c
@@ -1,6 +1,6 @@
-/* 2000-08-10T18:03:54Z
+/* 2000-01-06 06:43:39
  *
- * open X11 display and sound
+ * set everything up and close everything down
  */
 
 #include "main_em.h"
@@ -18,12 +18,39 @@ void InitGfxBuffers_EM(void)
   global_em_info.screenbuffer = screenBitmap;
 }
 
-void em_open_all(void)
+void game_init_random(void)
+{
+  game_em.random = 1684108901; /* what a nice seed */
+}
+
+void game_init_cave_buffers(void)
 {
-  /* pre-calculate some data */
-  tab_generate();
+  int x, y;
+
+  for (x = 0; x < CAVE_BUFFER_WIDTH; x++)
+  {
+    for (y = 0; y < CAVE_BUFFER_HEIGHT; y++)
+    {
+      lev.cavebuf[x][y] = Zborder;
+      lev.nextbuf[x][y] = Zborder;
+      lev.drawbuf[x][y] = Zborder;
+      lev.boombuf[x][y] = Xblank;
+    }
+
+    lev.cavecol[x] = lev.cavebuf[x];
+    lev.nextcol[x] = lev.nextbuf[x];
+    lev.drawcol[x] = lev.drawbuf[x];
+    lev.boomcol[x] = lev.boombuf[x];
+  }
 
-  /* initialize graphics */
+  lev.cave = lev.cavecol;
+  lev.next = lev.nextcol;
+  lev.draw = lev.drawcol;
+  lev.boom = lev.boomcol;
+}
+
+void em_open_all(void)
+{
   InitGraphicInfo_EM();
 
   game_init_random();
@@ -34,14 +61,9 @@ void em_close_all(void)
 {
 }
 
-/* ---------------------------------------------------------------------- */
-
-extern int screen_x;
-extern int screen_y;
-
 void play_element_sound(int x, int y, int sample, int element)
 {
-  PlayLevelSound_EM(x, y, element, sample);
+  PlayLevelSound_EM(CAVE_POS_X(x), CAVE_POS_Y(y), element, sample);
 }
 
 void play_sound(int x, int y, int sample)
@@ -56,13 +78,13 @@ unsigned int InitEngineRandom_EM(int seed)
     int simple_rnd = GetSimpleRandom(1000);
     int i;
 
-    for (i = 0; i < simple_rnd || RandomEM == NEW_RANDOMIZE; i++)
-      RandomEM = RandomEM * 129 + 1;
+    for (i = 0; i < simple_rnd || game_em.random == NEW_RANDOMIZE; i++)
+      game_em.random = game_em.random * 129 + 1;
 
-    seed = RandomEM;
+    seed = game_em.random;
   }
 
-  RandomEM = seed;
+  game_em.random = seed;
 
-  return (unsigned int) seed;
+  return (unsigned int)seed;
 }