* behaviour.
*/
+/* changes for game engine integration in Rocks'n'Diamonds:
+ *
+ * added support for rolling spring (not mapped to pushed spring)
+ * - required for Elvis Mine 8, levels 3, 23, 48 and 73
+ */
+
#define GET_BE16(x) ((&x)[0] << 8 | (&x)[1])
-static const short map_emc[256] =
+static const short map_emc_raw[256] =
{
Cstone, Cstone, Cdiamond, Cdiamond, // 0
- Calien, Calien, Cblank, Cblank, // 4
+ Calien, Calien, Cpause, Cpause, // 4
Ctank_1_n, Ctank_1_e, Ctank_1_s, Ctank_1_w, // 8
Ctank_2_n, Ctank_2_e, Ctank_2_s, Ctank_2_w, // 12
-
Cbomb, Cbomb, Cemerald, Cemerald, // 16
Cbug_1_n, Cbug_1_e, Cbug_1_s, Cbug_1_w, // 20
Cbug_2_n, Cbug_2_e, Cbug_2_s, Cbug_2_w, // 24
- Cdrip, Cdrip, Cdrip, Cdrip, // 28
-
+ Cdrip, Cdrip, Cblank, Cdrip, // 28
Cstone, Cbomb, Cdiamond, Cemerald, // 32
Cwonderwall, Cnut, Cnut, Cnut, // 36
Cwheel, Ceater_n, Ceater_s, Ceater_w, // 40
Ceater_e, Csand_stone, Cblank, Cblank, // 44
-
Cblank, Csand, Csand, Csand, // 48
Csand_stone, Csand_stone, Csand_stone, Csand, // 52
Cstone, Cslide_ew, Cslide_ns, Cdynamite_1, // 56
Cdynamite_2, Cdynamite_3, Cdynamite_4, Cacid_s, // 60
Cexit_1, Cexit_2, Cexit_3, Cballoon, // 64
- Cplant, Cspring, Cspring, Cpush_spring_w, // 68
- Cpush_spring_e, Cball_1, Cball_2, Candroid, // 72
- Cblank, Candroid, Candroid, Candroid, // 76
-
+ Cplant, Cspring, Cspring, Cspring_w, // 68
+ Cspring_e, Cball_1, Cball_2, Candroid, // 72
+ Cpause, Candroid, Candroid, Candroid, // 76
Candroid, Candroid, Candroid, Candroid, // 80
Candroid, Cblank, Cblank, Cblank, // 84
Cblank, Cblank, Cblank, Cblank, // 88
Cblank, Cblank, Cblank, Cblank, // 92
-
Cblank, Cblank, Cblank, Cpush_spring_w, // 96
Cpush_spring_e, Cacid_1, Cacid_2, Cacid_3, // 100
Cacid_4, Cacid_5, Cacid_6, Cacid_7, // 104
- Cacid_8, Cblank, Cblank, Cblank, // 108
-
- Cblank, Cblank, Cpush_nut_w, Cpush_nut_e, // 112
- Csteel_1, Cblank, Cblank, Cpush_bomb_w, // 116
- Cpush_bomb_e, Cpush_stone_w, Cpush_stone_e, Cblank, // 120
- Cblank, Cblank, Cblank, Cblank, // 124
-
- Cblank, Croundwall_1, Cgrass, Csteel_1, // 128
- Cwall_1, Ckey_1, Ckey_2, Ckey_3, // 132
+ Cacid_8, Cpause, Cpause, Cpause, // 108
+ Cpause, Cpause, Cpush_nut_w, Cpush_nut_e, // 112
+ Csteel_1, Cdynamite_4, Cblank, Cpush_bomb_w, // 116
+ Cpush_bomb_e, Cpush_stone_w, Cpush_stone_e, Cpause, // 120
+ Cpause, Cpause, Cpause, Cpause, // 124
+
+ Cblank, Croundwall_2, Cgrass, Csteel_2, // 128
+ Cwall_2, Ckey_1, Ckey_2, Ckey_3, // 132
Ckey_4, Cdoor_1, Cdoor_2, Cdoor_3, // 136
Cdoor_4, Cfake_amoeba, Cfake_door_1, Cfake_door_2, // 140
-
Cfake_door_3, Cfake_door_4, Cwonderwall, Cwheel, // 144
Csand, Cacid_nw, Cacid_ne, Cacid_sw, // 148
Cacid_se, Cfake_blank, Camoeba_1, Camoeba_2, // 152
Camoeba_3, Camoeba_4, Cexit, Calpha_arrow_w, // 156
-
Cfake_grass, Clenses, Cmagnify, Cfake_blank, // 160
- Cfake_grass, Cswitch, Cswitch, Cblank, // 164
+ Cfake_grass, Cswitch, Cswitch, Cpause, // 164
Cdecor_8, Cdecor_9, Cdecor_10, Cdecor_5, // 168
Calpha_comma, Calpha_apost, Calpha_minus, Cdynamite, // 172
-
- Csteel_3, Cdecor_6, Cdecor_7, Csteel_2, // 176
- Croundwall_2, Cdecor_2, Cdecor_4, Cdecor_3, // 180
+ Csteel_3, Cdecor_6, Cdecor_7, Csteel_1, // 176
+ Croundwall_1, Cdecor_2, Cdecor_4, Cdecor_3, // 180
Cwind_any, Cwind_e, Cwind_s, Cwind_w, // 184
Cwind_n, Cdirt, Cplant, Ckey_5, // 188
Cdoor_6, Cdoor_7, Cdoor_8, Cbumper, // 196
Calpha_a, Calpha_b, Calpha_c, Calpha_d, // 200
Calpha_e, Calpha_f, Calpha_g, Calpha_h, // 204
-
Calpha_i, Calpha_j, Calpha_k, Calpha_l, // 208
Calpha_m, Calpha_n, Calpha_o, Calpha_p, // 212
Calpha_q, Calpha_r, Calpha_s, Calpha_t, // 216
Calpha_u, Calpha_v, Calpha_w, Calpha_x, // 220
-
Calpha_y, Calpha_z, Calpha_0, Calpha_1, // 224
Calpha_2, Calpha_3, Calpha_4, Calpha_5, // 228
Calpha_6, Calpha_7, Calpha_8, Calpha_9, // 232
Calpha_perio, Calpha_excla, Calpha_colon, Calpha_quest, // 236
-
Calpha_arrow_e, Cdecor_1, Cfake_door_5, Cfake_door_6, // 240
Cfake_door_7, Cfake_door_8, Cblank, Cblank, // 244
- Cblank, Cblank, Cblank, Cblank, // 248
- Cblank, Cblank, Calpha_copyr, Cfake_acid_1 // 252
+ Camoeba_5, Camoeba_6, Camoeba_7, Camoeba_8, // 248
+ Cwall_1, Cblank, Calpha_copyr, Cfake_acid_1 // 252
+};
+
+static const short swap_emc[CAVE_TILE_MAX] =
+{
+ [Cdirt] = Cgrass,
+ [Cgrass] = Cdirt,
+
+ [Csteel_1] = Csteel_2,
+ [Csteel_2] = Csteel_1,
+
+ [Cwall_1] = Cwall_2,
+ [Cwall_2] = Cwall_1,
+
+ [Croundwall_1] = Croundwall_2,
+ [Croundwall_2] = Croundwall_1
};
static struct
void convert_em_level(unsigned char *src, int file_version)
{
int i, x, y, temp;
+ short map_emc[256];
+
+ /* initialize element mapping */
+
+ for (i = 0; i < 256; i++)
+ map_emc[i] = map_emc_raw[i];
+
+ /* swap tiles for pre-EMC caves (older than V5/V6), if needed */
+
+ if (swapTiles_EM(file_version < FILE_VERSION_EM_V5))
+ for (i = 0; i < 256; i++)
+ if (swap_emc[map_emc[i]] != 0)
+ map_emc[i] = swap_emc[map_emc[i]];
/* common to all emc caves */
cav.time_seconds = MIN(GET_BE16(src[2110]), 9999);
cav.gems_needed = src[2095];
- cav.infinite = TRUE;
- cav.testmode = FALSE;
cav.teamwork = (src[2150] & 128) != 0;
/* scores */
cav.nut_score = src[2090];
cav.dynamite_score = src[2091];
cav.key_score = src[2092];
- cav.exit_score = src[2093] * 8 / 5;
+ cav.exit_score = src[2093];
cav.lenses_score = src[2151];
cav.magnify_score = src[2152];
for (x = 0; x < 9; x++)
cav.eater_array[i][x] = map_emc[src[eater_offset[i] + x]];
+ if (file_version < FILE_VERSION_EM_V6)
+ cav.num_eater_arrays = 4;
+
/* ball */
temp = map_emc[src[2159]];
/* changes for game engine integration in Rocks'n'Diamonds:
*
- * cave versions below V5 had no grass, but only sand/dirt
+ * cave versions below V5 used different objects than later versions
+ * - steel/wall/roundwall of type 1 was used instead of type 2
+ * - dirt was used instead of grass
+ * - wall codes 129, 131 and 132 are changed to 180, 179 and 252
* - object code 130 (V6 grass) is changed to 189 (V6 dirt)
* - object codes are changed in both cave and eater arrays
- * - only graphical change, as both objects behave the same
+ * - only graphical change, as changed objects behave the same
*
* acid with no base beneath it is converted to fake acid
* - required for downunder mine 16, level 0 (and others)
/* filter for v6 */
0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15, // 0
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28, // 16
+ 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,128,28, // 16
0,16,2,18, 36,37,37,37, 40,41,42,43, 44,45,128,128, // 32
- 128,148,148, 148,45,45,45, 148,0,57,58, 59,60,61,62,63, // 48
+ 128,148,148,148, 45,45,45,148, 0,57,58,59, 60,61,62,63, // 48
64,65,66,67, 68,69,69,71, 72,73,74,75, 118,75,75,75, // 64
75,75,75,75, 75,153,153,153, 153,153,153,153, 153,153,153,153, // 80
/* filter for v5 */
0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15, // 0
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28, // 16
+ 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,128,28, // 16
0,16,2,18, 36,37,37,37, 147,41,42,43, 44,45,128,128, // 32
128,148,148,148, 45,45,45,148, 0,57,58,59, 60,61,62,63, // 48
64,65,66,67, 68,153,153,153, 153,153,153,153, 153,153,153,153, // 64
153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153, // 80
153,153,153,153, 153,68,68,68, 68,68,68,68, 68,118,118,118, // 96
- 118,118,114,115, 131,118,118,119, 120,121,122,118, 118,118,118,118, // 112
+ 118,118,114,115, 131,62,118,119, 120,121,122,118, 118,118,118,118, // 112
128,129,130,131, 132,133,134,135, 136,137,138,139, 140,141,142,143, // 128
144,145,146,147, 148,149,150,151, 152,153,154,155, 156,157,158,159, // 144
/* filter for v4 */
0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15, // 0
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28, // 16
+ 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,128,28, // 16
0,16,2,18, 36,37,37,37, 147,41,42,43, 44,45,128,128, // 32
128,148,148,148, 45,45,45,148, 0,153,153,59, 60,61,62,63, // 48
64,65,66,153, 153,153,153,153, 153,153,153,153, 153,153,153,153, // 64
153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153, // 80
153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153, // 96
- 153,118,114,115, 131,118,118,119, 120,121,122,118, 118,118,118,118, // 112
+ 153,118,114,115, 179,62,118,119, 120,121,122,118, 118,118,118,118, // 112
- 128,129,189,131, 132,133,134,135, 136,137,138,139, 140,141,142,143, // 128
- 144,145,146,147, 148,149,150,151, 152,68,154,155, 156,157,158,160, // 144
+ 128,180,189,179, 252,133,134,135, 136,137,138,139, 140,141,142,143, // 128
+ 144,145,146,147, 148,149,150,151, 152,68,248,249, 250,251,158,160, // 144
160,160,160,160, 160,160,160,160, 160,160,160,160, 160,160,160,175, // 160
153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,68,153, // 176
240,241,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153 // 240
};
-static const unsigned char map_v4_eater[32] =
+static const unsigned char map_v4_eater[28] =
{
/* filter for v4 eater */
- 128,18,2,0, 4,8,16,20, 28,37,41,45, 189,129,131,132, // 0
- 133,134,135,136, 146,147,175,65, 66,64,2,18, 128,128,128,128 // 16
+ 128,18,2,0, 4,8,16,20, 28,37,41,45, 189,180,179,252, // 0
+ 133,134,135,136, 146,147,175,65, 66,64,2,18 // 16
};
static boolean filename_has_v1_format(char *filename)
for (i = 0; i < 2048; i++) /* cave */
src[i] = map_v4[src[i]];
for (i = 2048; i < 2084; i++) /* eaters */
- src[i] = map_v4_eater[src[i] % 32];
+ src[i] = map_v4_eater[src[i] < 28 ? src[i] : 0];
for (i = 2112; i < 2148; i++) /* eaters */
src[i] = src[i - 64];
/* if file has length of old-style level file, print (wrong) magic byte */
if (length < 2110)
- Error(ERR_WARN, "unknown magic byte 0x%02x at position 0x%04x",
- src[1983], 1983);
+ Warn("unknown magic byte 0x%02x at position 0x%04x", src[1983], 1983);
return FILE_VERSION_EM_UNKNOWN;
}
/* size of v6 cave */
length = 2172;
- if (options.debug)
- Error(ERR_DEBUG, "EM level file version: %d", file_version);
+ Debug("level:native:EM", "EM level file version: %d", file_version);
return file_version;
}
if(len >= 2106 && (buf[1983] == 116 || buf[2047] == 116)) // v4
if(len >= 2106 && (buf[1983] == 27 || buf[2047] == 219)) // v3
-buf[0]=241;buf[1]=248;for(i=0,j=101;i<2106;i++,j+=7)buf[i]=(buf[i]^j)-17; // decrypt
+buf[0] = 241; buf[1] = 248; for(i = 0, j = 101; i < 2106; i++, j += 7) buf[i] = (buf[i] ^ j) - 17; // decrypt
number of movements (calls to logic) = time * 50 / 8