* 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])
-#define PUT_BE16(x, y) {(&x)[0] = (y) >> 8; (&x)[1] = (y) & 0xff;}
-static const short map_emc[256] =
+static const short map_emc_raw[256] =
+{
+ Cstone, Cstone, Cdiamond, Cdiamond, // 0
+ 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, 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, 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, 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, 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_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
+
+ Ckey_6, Ckey_7, Ckey_8, Cdoor_5, // 192
+ 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
+ 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
+{
+ int bit_nr;
+ int clone_from;
+ int clone_to;
+}
+android_clone_table[] =
{
- Xstone, Xstone, Xdiamond, Xdiamond,
- Xalien, Xalien, Xblank, Xblank,
- Xtank_1_n, Xtank_1_e, Xtank_1_s, Xtank_1_w,
- Xtank_2_n, Xtank_2_e, Xtank_2_s, Xtank_2_w,
-
- Xbomb, Xbomb, Xemerald, Xemerald,
- Xbug_1_n, Xbug_1_e, Xbug_1_s, Xbug_1_w,
- Xbug_2_n, Xbug_2_e, Xbug_2_s, Xbug_2_w,
- Xdrip, Xdrip, Xdrip, Xdrip,
-
- Xstone, Xbomb, Xdiamond, Xemerald,
- Xwonderwall, Xnut, Xnut, Xnut,
- Xwheel, Xeater_n, Xeater_s, Xeater_w,
- Xeater_e, Xsand_stone, Xblank, Xblank,
-
- Xblank, Xsand, Xsand, Xsand,
- Xsand_stone, Xsand_stone, Xsand_stone, Xsand,
- Xstone, Xslide_ew, Xslide_ns, Xdynamite_1,
- Xdynamite_2, Xdynamite_3, Xdynamite_4, Xacid_s,
-
- Xexit_1, Xexit_2, Xexit_3, Xballoon,
- Xplant, Xspring, Xspring_fall, Xspring_w,
- Xspring_e, Xball_1, Xball_2, Xandroid,
- Xblank, Xandroid, Xandroid, Xandroid,
-
- Xandroid, Xandroid, Xandroid, Xandroid,
- Xandroid, Xblank, Xblank, Xblank,
- Xblank, Xblank, Xblank, Xblank,
- Xblank, Xblank, Xblank, Xblank,
-
- Xblank, Xblank, Xblank, Xpush_spring_w,
- Xpush_spring_e, Xacid_1, Xacid_2, Xacid_3,
- Xacid_4, Xacid_5, Xacid_6, Xacid_7,
- Xacid_8, Xblank, Xblank, Xblank,
-
- Xblank, Xblank, Xpush_nut_w, Xpush_nut_e,
- Xsteel_1, Xblank, Xblank, Xpush_bomb_w,
- Xpush_bomb_e, Xpush_stone_w, Xpush_stone_e, Xblank,
- Xblank, Xblank, Xblank, Xblank,
-
- Xblank, Xroundwall_1, Xgrass, Xsteel_1,
- Xwall_1, Xkey_1, Xkey_2, Xkey_3,
- Xkey_4, Xdoor_1, Xdoor_2, Xdoor_3,
- Xdoor_4, Xfake_amoeba, Xfake_door_1, Xfake_door_2,
-
- Xfake_door_3, Xfake_door_4, Xwonderwall, Xwheel,
- Xsand, Xacid_nw, Xacid_ne, Xacid_sw,
- Xacid_se, Xfake_blank, Xamoeba_1, Xamoeba_2,
- Xamoeba_3, Xamoeba_4, Xexit, Xalpha_arrow_w,
-
- Xfake_grass, Xlenses, Xmagnify, Xfake_blank,
- Xfake_grass, Xswitch, Xswitch, Xblank,
- Xdecor_8, Xdecor_9, Xdecor_10, Xdecor_5,
- Xalpha_comma, Xalpha_quote, Xalpha_minus, Xdynamite,
-
- Xsteel_3, Xdecor_6, Xdecor_7, Xsteel_2,
- Xroundwall_2, Xdecor_2, Xdecor_4, Xdecor_3,
- Xwind_any, Xwind_e, Xwind_s, Xwind_w,
- Xwind_n, Xdirt, Xplant, Xkey_5,
-
- Xkey_6, Xkey_7, Xkey_8, Xdoor_5,
- Xdoor_6, Xdoor_7, Xdoor_8, Xbumper,
- Xalpha_a, Xalpha_b, Xalpha_c, Xalpha_d,
- Xalpha_e, Xalpha_f, Xalpha_g, Xalpha_h,
-
- Xalpha_i, Xalpha_j, Xalpha_k, Xalpha_l,
- Xalpha_m, Xalpha_n, Xalpha_o, Xalpha_p,
- Xalpha_q, Xalpha_r, Xalpha_s, Xalpha_t,
- Xalpha_u, Xalpha_v, Xalpha_w, Xalpha_x,
-
- Xalpha_y, Xalpha_z, Xalpha_0, Xalpha_1,
- Xalpha_2, Xalpha_3, Xalpha_4, Xalpha_5,
- Xalpha_6, Xalpha_7, Xalpha_8, Xalpha_9,
- Xalpha_perio, Xalpha_excla, Xalpha_colon, Xalpha_quest,
-
- Xalpha_arrow_e, Xdecor_1, Xfake_door_5, Xfake_door_6,
- Xfake_door_7, Xfake_door_8, Xblank, Xblank,
- Xblank, Xblank, Xblank, Xblank,
- Xblank, Xblank, Xalpha_copyr, Xfake_acid_1
+ { 0, Xemerald, Cemerald },
+ { 0, Xemerald_pause, Cemerald },
+ { 0, Xemerald_fall, Cemerald },
+ { 0, Yemerald_sB, Cemerald },
+ { 0, Yemerald_eB, Cemerald },
+ { 0, Yemerald_wB, Cemerald },
+
+ { 1, Xdiamond, Cdiamond },
+ { 1, Xdiamond_pause, Cdiamond },
+ { 1, Xdiamond_fall, Cdiamond },
+ { 1, Ydiamond_sB, Cdiamond },
+ { 1, Ydiamond_eB, Cdiamond },
+ { 1, Ydiamond_wB, Cdiamond },
+
+ { 2, Xstone, Cstone },
+ { 2, Xstone_pause, Cstone },
+ { 2, Xstone_fall, Cstone },
+ { 2, Ystone_sB, Cstone },
+ { 2, Ystone_eB, Cstone },
+ { 2, Ystone_wB, Cstone },
+
+ { 3, Xbomb, Cbomb },
+ { 3, Xbomb_pause, Cbomb },
+ { 3, Xbomb_fall, Cbomb },
+ { 3, Ybomb_sB, Cbomb },
+ { 3, Ybomb_eB, Cbomb },
+ { 3, Ybomb_wB, Cbomb },
+
+ { 4, Xnut, Cnut },
+ { 4, Xnut_pause, Cnut },
+ { 4, Xnut_fall, Cnut },
+ { 4, Ynut_sB, Cnut },
+ { 4, Ynut_eB, Cnut },
+ { 4, Ynut_wB, Cnut },
+
+ { 5, Xtank_1_n, Ctank_1_n },
+ { 5, Xtank_2_n, Ctank_1_n },
+ { 5, Ytank_nB, Ctank_1_n },
+ { 5, Ytank_n_e, Ctank_1_n },
+ { 5, Ytank_n_w, Ctank_1_n },
+ { 5, Xtank_1_e, Ctank_1_e },
+ { 5, Xtank_2_e, Ctank_1_e },
+ { 5, Ytank_eB, Ctank_1_e },
+ { 5, Ytank_e_s, Ctank_1_e },
+ { 5, Ytank_e_n, Ctank_1_e },
+ { 5, Xtank_1_s, Ctank_1_s },
+ { 5, Xtank_2_s, Ctank_1_s },
+ { 5, Ytank_sB, Ctank_1_s },
+ { 5, Ytank_s_w, Ctank_1_s },
+ { 5, Ytank_s_e, Ctank_1_s },
+ { 5, Xtank_1_w, Ctank_1_w },
+ { 5, Xtank_2_w, Ctank_1_w },
+ { 5, Ytank_wB, Ctank_1_w },
+ { 5, Ytank_w_n, Ctank_1_w },
+ { 5, Ytank_w_s, Ctank_1_w },
+
+ { 6, Xeater_n, Ceater_n },
+ { 6, Yeater_nB, Ceater_n },
+ { 6, Xeater_e, Ceater_e },
+ { 6, Yeater_eB, Ceater_e },
+ { 6, Xeater_s, Ceater_s },
+ { 6, Yeater_sB, Ceater_s },
+ { 6, Xeater_w, Ceater_w },
+ { 6, Yeater_wB, Ceater_w },
+
+ { 7, Xbug_1_n, Cbug_2_n },
+ { 7, Xbug_2_n, Cbug_2_n },
+ { 7, Ybug_nB, Cbug_2_n },
+ { 7, Ybug_n_e, Cbug_2_n },
+ { 7, Ybug_n_w, Cbug_2_n },
+ { 7, Xbug_1_e, Cbug_2_e },
+ { 7, Xbug_2_e, Cbug_2_e },
+ { 7, Ybug_eB, Cbug_2_e },
+ { 7, Ybug_e_s, Cbug_2_e },
+ { 7, Ybug_e_n, Cbug_2_e },
+ { 7, Xbug_1_s, Cbug_2_s },
+ { 7, Xbug_2_s, Cbug_2_s },
+ { 7, Ybug_sB, Cbug_2_s },
+ { 7, Ybug_s_w, Cbug_2_s },
+ { 7, Ybug_s_e, Cbug_2_s },
+ { 7, Xbug_1_w, Cbug_2_w },
+ { 7, Xbug_2_w, Cbug_2_w },
+ { 7, Ybug_wB, Cbug_2_w },
+ { 7, Ybug_w_n, Cbug_2_w },
+ { 7, Ybug_w_s, Cbug_2_w },
+
+ { 8, Xalien, Calien },
+ { 8, Xalien_pause, Calien },
+ { 8, Yalien_nB, Calien },
+ { 8, Yalien_eB, Calien },
+ { 8, Yalien_sB, Calien },
+ { 8, Yalien_wB, Calien },
+
+ { 9, Xspring, Cspring },
+ { 9, Xspring_pause, Cspring },
+ { 9, Xspring_fall, Cspring },
+ { 9, Xspring_e, Cspring },
+ { 9, Xspring_w, Cspring },
+ { 9, Yspring_sB, Cspring },
+ { 9, Yspring_eB, Cspring },
+ { 9, Yspring_wB, Cspring },
+ { 9, Yspring_alien_eB, Cspring },
+ { 9, Yspring_alien_wB, Cspring },
+
+ { 10, Xballoon, Cballoon },
+ { 10, Yballoon_nB, Cballoon },
+ { 10, Yballoon_eB, Cballoon },
+ { 10, Yballoon_sB, Cballoon },
+ { 10, Yballoon_wB, Cballoon },
+
+ { 11, Xfake_amoeba, Cdrip },
+ { 11, Yfake_amoeba, Cdrip },
+ { 11, Xamoeba_1, Cdrip },
+ { 11, Xamoeba_2, Cdrip },
+ { 11, Xamoeba_3, Cdrip },
+ { 11, Xamoeba_4, Cdrip },
+ { 11, Xamoeba_5, Cdrip },
+ { 11, Xamoeba_6, Cdrip },
+ { 11, Xamoeba_7, Cdrip },
+ { 11, Xamoeba_8, Cdrip },
+
+ { 12, Xdynamite, Cdynamite },
+
+ { -1, -1, -1 },
+};
+
+static int eater_offset[8] =
+{
+ 2048, 2057, 2066, 2075,
+ 2112, 2121, 2130, 2139
};
void convert_em_level(unsigned char *src, int file_version)
{
- static int eater_offset[8] =
- {
- 2048, 2057, 2066, 2075,
- 2112, 2121, 2130, 2139
- };
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 */
- lev.time_seconds = GET_BE16(src[2110]);
- if (lev.time_seconds > 9999)
- lev.time_seconds = 9999;
+ cav.width = 64;
+ cav.height = 32;
+
+ cav.time_seconds = MIN(GET_BE16(src[2110]), 9999);
+ cav.gems_needed = src[2095];
- lev.required_initial = src[2095];
+ cav.teamwork = (src[2150] & 128) != 0;
/* scores */
- lev.emerald_score = src[2084];
- lev.diamond_score = src[2085];
- lev.alien_score = src[2086];
- lev.tank_score = src[2087];
- lev.bug_score = src[2088];
- lev.eater_score = src[2089];
- lev.nut_score = src[2090];
- lev.dynamite_score = src[2091];
- lev.key_score = src[2092];
- lev.exit_score = src[2093] * 8 / 5;
-
- lev.lenses_score = src[2151];
- lev.magnify_score = src[2152];
- lev.slurp_score = src[2153];
+ cav.emerald_score = src[2084];
+ cav.diamond_score = src[2085];
+ cav.alien_score = src[2086];
+ cav.tank_score = src[2087];
+ cav.bug_score = src[2088];
+ cav.eater_score = src[2089];
+ cav.nut_score = src[2090];
+ cav.dynamite_score = src[2091];
+ cav.key_score = src[2092];
+ cav.exit_score = src[2093];
+
+ cav.lenses_score = src[2151];
+ cav.magnify_score = src[2152];
+ cav.slurp_score = src[2153];
/* times */
- lev.android_move_time = GET_BE16(src[2164]);
- lev.android_clone_time = GET_BE16(src[2166]);
- lev.ball_time = GET_BE16(src[2160]);
-
- lev.lenses_time = GET_BE16(src[2154]);
- lev.magnify_time = GET_BE16(src[2156]);
- lev.wheel_time = GET_BE16(src[2104]);
+ cav.android_move_time = MIN(GET_BE16(src[2164]), 9999);
+ cav.android_clone_time = MIN(GET_BE16(src[2166]), 9999);
+ cav.ball_time = MIN(GET_BE16(src[2160]), 9999);
- temp = GET_BE16(src[2100]) * 28;
- if (temp > 9999)
- temp = 9999;
- lev.amoeba_time = temp;
+ cav.lenses_time = MIN(GET_BE16(src[2154]), 9999);
+ cav.magnify_time = MIN(GET_BE16(src[2156]), 9999);
+ cav.wheel_time = MIN(GET_BE16(src[2104]), 9999);
- lev.wonderwall_time_initial = GET_BE16(src[2102]);
+ cav.amoeba_time = MIN(GET_BE16(src[2100]) * 28, 9999);
+ cav.wonderwall_time = MIN(GET_BE16(src[2102]), 9999);
- lev.wind_cnt_initial = src[2149] & 15 ? lev.wind_time : 0;
+ cav.wind_time = 9999;
temp = src[2149];
- lev.wind_direction_initial = (temp & 8 ? 0 :
- temp & 1 ? 1 :
- temp & 2 ? 2 :
- temp & 4 ? 3 : 0);
+ cav.wind_direction = (temp & 8 ? 0 :
+ temp & 1 ? 1 :
+ temp & 2 ? 2 :
+ temp & 4 ? 3 : 4);
+
/* global flags */
- lev.ball_random = src[2162] & 1 ? 1 : 0;
- lev.ball_state_initial = src[2162] & 128 ? 1 : 0;
+ cav.ball_random = (src[2162] & 1) != 0;
+ cav.ball_active = (src[2162] & 128) != 0;
+
+ cav.wonderwall_active = FALSE;
+ cav.wheel_active = FALSE;
+ cav.lenses_active = FALSE;
+ cav.magnify_active = FALSE;
for (temp = 1; temp < 2047; temp++)
{
switch (src[temp])
{
case 36: /* wonderwall */
- lev.wonderwall_state_initial = 1;
- lev.wonderwall_time_initial = 9999;
+ cav.wonderwall_active = TRUE;
+ cav.wonderwall_time = 9999;
break;
case 40: /* wheel */
- lev.wheel_x_initial = temp & 63;
- lev.wheel_y_initial = temp >> 6;
- lev.wheel_cnt_initial = lev.wheel_time;
+ cav.wheel_active = TRUE;
+ cav.wheel_x = temp % 64;
+ cav.wheel_y = temp / 64;
break;
case 163: /* fake blank */
- lev.lenses_cnt_initial = 9999;
+ cav.lenses_active = TRUE;
break;
case 164: /* fake grass */
- lev.magnify_cnt_initial = 9999;
+ cav.magnify_active = TRUE;
break;
}
}
temp = GET_BE16(src[2168]);
- lev.android_emerald = (temp & 1) != 0;
- lev.android_diamond = (temp & 2) != 0;
- lev.android_stone = (temp & 4) != 0;
- lev.android_bomb = (temp & 8) != 0;
- lev.android_nut = (temp & 16) != 0;
- lev.android_tank = (temp & 32) != 0;
- lev.android_eater = (temp & 64) != 0;
- lev.android_bug = (temp & 128) != 0;
- lev.android_alien = (temp & 256) != 0;
- lev.android_spring = (temp & 512) != 0;
- lev.android_balloon = (temp & 1024) != 0;
- lev.android_amoeba = (temp & 2048) != 0;
- lev.android_dynamite = (temp & 4096) != 0;
+ for (i = 0; i < GAME_TILE_MAX; i++)
+ cav.android_array[i] = Cblank;
+
+ for (i = 0; android_clone_table[i].bit_nr != -1; i++)
+ if (temp & (1 << android_clone_table[i].bit_nr))
+ cav.android_array[android_clone_table[i].clone_from] =
+ android_clone_table[i].clone_to;
/* eaters */
for (i = 0; i < 8; i++)
for (x = 0; x < 9; x++)
- lev.eater_array[i][x] = map_emc[src[eater_offset[i] + 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 */
if (src[2162] & 1)
{
for (x = 0; x < 8; x++)
- lev.ball_array[y][x] = temp;
+ cav.ball_array[y][x] = temp;
}
else
{
- lev.ball_array[y][1] = (src[2163] & 1) ? temp : Xblank; /* north */
- lev.ball_array[y][6] = (src[2163] & 2) ? temp : Xblank; /* south */
- lev.ball_array[y][3] = (src[2163] & 4) ? temp : Xblank; /* west */
- lev.ball_array[y][4] = (src[2163] & 8) ? temp : Xblank; /* east */
- lev.ball_array[y][7] = (src[2163] & 16) ? temp : Xblank; /* southeast */
- lev.ball_array[y][5] = (src[2163] & 32) ? temp : Xblank; /* southwest */
- lev.ball_array[y][2] = (src[2163] & 64) ? temp : Xblank; /* northeast */
- lev.ball_array[y][0] = (src[2163] & 128)? temp : Xblank; /* northwest */
+ cav.ball_array[y][1] = (src[2163] & 1) ? temp : Cblank; /* north */
+ cav.ball_array[y][6] = (src[2163] & 2) ? temp : Cblank; /* south */
+ cav.ball_array[y][3] = (src[2163] & 4) ? temp : Cblank; /* west */
+ cav.ball_array[y][4] = (src[2163] & 8) ? temp : Cblank; /* east */
+ cav.ball_array[y][7] = (src[2163] & 16) ? temp : Cblank; /* southeast */
+ cav.ball_array[y][5] = (src[2163] & 32) ? temp : Cblank; /* southwest */
+ cav.ball_array[y][2] = (src[2163] & 64) ? temp : Cblank; /* northeast */
+ cav.ball_array[y][0] = (src[2163] & 128)? temp : Cblank; /* northwest */
}
}
{
temp = GET_BE16(src[2096 + i * 2]);
- ply[i].x_initial = (temp & 63);
- ply[i].y_initial = (temp >> 6 & 31);
+ cav.player_x[i] = (temp & 63);
+ cav.player_y[i] = (temp >> 6 & 31);
}
/* cave */
- /* first fill the complete playfield with the default border element */
+ /* first fill the complete playfield with the empty space element */
for (y = 0; y < CAVE_HEIGHT; y++)
for (x = 0; x < CAVE_WIDTH; x++)
- native_em_level.cave[x][y] = Zborder;
+ cav.cave[x][y] = Cblank;
/* then copy the real level contents from level file into the playfield */
temp = 0;
- for (y = 0; y < lev.height; y++)
- for (x = 0; x < lev.width; x++)
- native_em_level.cave[x][y] = map_emc[src[temp++]];
-
- /* at last, set the two players at their positions in the playfield */
- /* (native EM[C] levels always have exactly two players in a level) */
- for (i = 0; i < 2; i++)
- native_em_level.cave[ply[i].x_initial][ply[i].y_initial] = Zplayer;
+ for (y = 0; y < cav.height; y++)
+ for (x = 0; x < cav.width; x++)
+ cav.cave[x][y] = map_emc[src[temp++]];
native_em_level.file_version = file_version;
}
/* 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)
*/
static const unsigned char map_v6[256] =
{
/* filter for v6 */
- 0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15,
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28,
- 0,16,2,18, 36,37,37,37, 40,41,42,43, 44,45,128,128,
- 128,148,148, 148,45,45,45, 148,0,57,58, 59,60,61,62,63,
-
- 64,65,66,67, 68,69,69,71, 72,73,74,75, 118,75,75,75,
- 75,75,75,75, 75,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,153,153,99, 100,68,68,68, 68,68,68,68, 68,118,118,118,
- 118,118,114,115, 131,118,118,119, 120,121,122,118, 118,118,118,118,
-
- 128,129,130,131, 132,133,134,135, 136,137,138,139, 140,141,142,143,
- 144,145,146,147, 148,149,150,151, 152,153,154,155, 156,157,158,159,
- 160,161,162,163, 164,165,165,118, 168,169,170,171, 172,173,174,175,
- 176,177,178,179, 180,181,182,183, 184,185,186,187, 188,189,68,191,
-
- 192,193,194,195, 196,197,198,199, 200,201,202,203, 204,205,206,207,
- 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223,
- 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239,
- 240,241,242,243, 244,245,153,153, 153,153,153,153, 153,153,153,153
+ 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, 28,28,128,28, // 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
+
+ 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
+ 153,153,153,99, 100,68,68,68, 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
+
+ 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
+ 160,161,162,163, 164,165,165,118, 168,169,170,171, 172,173,174,175, // 160
+ 176,177,178,179, 180,181,182,183, 184,185,186,187, 188,189,68,191, // 176
+
+ 192,193,194,195, 196,197,198,199, 200,201,202,203, 204,205,206,207, // 192
+ 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223, // 208
+ 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239, // 224
+ 240,241,242,243, 244,245,153,153, 153,153,153,153, 153,153,153,153 // 240
};
static const unsigned char map_v5[256] =
{
/* filter for v5 */
- 0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15,
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28,
- 0,16,2,18, 36,37,37,37, 147,41,42,43, 44,45,128,128,
- 128,148,148,148, 45,45,45,148, 0,57,58,59, 60,61,62,63,
-
- 64,65,66,67, 68,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,153,153,153, 153,68,68,68, 68,68,68,68, 68,118,118,118,
- 118,118,114,115, 131,118,118,119, 120,121,122,118, 118,118,118,118,
-
- 128,129,130,131, 132,133,134,135, 136,137,138,139, 140,141,142,143,
- 144,145,146,147, 148,149,150,151, 152,153,154,155, 156,157,158,159,
- 160,153,153,153, 153,153,153,118, 168,169,170,171, 172,173,174,175,
- 176,177,178,179, 180,181,182,183, 184,185,186,187, 188,189,68,153,
-
- 153,153,153,153, 153,153,153,153, 200,201,202,203, 204,205,206,207,
- 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223,
- 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239,
- 240,241,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153
+ 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, 28,28,128,28, // 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, 131,62,118,119, 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
+ 160,153,153,153, 153,153,153,118, 168,169,170,171, 172,173,174,175, // 160
+ 176,177,178,179, 180,181,182,183, 184,185,186,187, 188,189,68,153, // 176
+
+ 153,153,153,153, 153,153,153,153, 200,201,202,203, 204,205,206,207, // 192
+ 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223, // 208
+ 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239, // 224
+ 240,241,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153 // 240
};
static const unsigned char map_v4[256] =
{
/* filter for v4 */
- 0,0,2,2, 4,4,118,118, 8,9,10,11, 12,13,14,15,
- 16,16,18,18, 20,21,22,23, 24,25,26,27, 28,28,118,28,
- 0,16,2,18, 36,37,37,37, 147,41,42,43, 44,45,128,128,
- 128,148,148,148, 45,45,45,148, 0,153,153,59, 60,61,62,63,
-
- 64,65,66,153, 153,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153,
- 153,118,114,115, 131,118,118,119, 120,121,122,118, 118,118,118,118,
-
- 128,129,189,131, 132,133,134,135, 136,137,138,139, 140,141,142,143,
- 144,145,146,147, 148,149,150,151, 152,68,154,155, 156,157,158,160,
- 160,160,160,160, 160,160,160,160, 160,160,160,160, 160,160,160,175,
- 153,153,153,153, 153,153,153,153, 153,153,153,153, 153,153,68,153,
-
- 153,153,153,153, 153,153,153,153, 200,201,202,203, 204,205,206,207,
- 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223,
- 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239,
- 240,241,153,153, 153,153,153,153, 153,153,153,153, 153,153,153,153
+ 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, 28,28,128,28, // 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, 179,62,118,119, 120,121,122,118, 118,118,118,118, // 112
+
+ 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
+
+ 153,153,153,153, 153,153,153,153, 200,201,202,203, 204,205,206,207, // 192
+ 208,209,210,211, 212,213,214,215, 216,217,218,219, 220,221,222,223, // 208
+ 224,225,226,227, 228,229,230,231, 232,233,234,235, 236,237,238,239, // 224
+ 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,
- 133,134,135,136, 146,147,175,65, 66,64,2,18, 128,128,128,128
+ 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)
int cleanup_em_level(unsigned char *src, int length, char *filename)
{
int file_version = FILE_VERSION_EM_UNKNOWN;
- int i;
+ int i, j;
if (length >= 2172 &&
src[2106] == 255 && /* version id: */
file_version = FILE_VERSION_EM_V6;
/* remap elements to internal EMC level format */
- for (i = 0; i < 2048; i++)
+ for (i = 0; i < 2048; i++) /* cave */
src[i] = map_v6[src[i]];
- for (i = 2048; i < 2084; i++)
+ for (i = 2048; i < 2084; i++) /* eaters */
src[i] = map_v6[src[i]];
- for (i = 2112; i < 2148; i++)
+ for (i = 2112; i < 2148; i++) /* eaters */
src[i] = map_v6[src[i]];
}
else if (length >= 2110 &&
file_version = FILE_VERSION_EM_V5;
/* remap elements to internal EMC level format */
- for (i = 0; i < 2048; i++)
+ for (i = 0; i < 2048; i++) /* cave */
src[i] = map_v5[src[i]];
- for (i = 2048; i < 2084; i++)
+ for (i = 2048; i < 2084; i++) /* eaters */
src[i] = map_v5[src[i]];
- for (i = 2112; i < 2148; i++)
+ for (i = 2112; i < 2148; i++) /* eaters */
src[i] = src[i - 64];
}
else if (length >= 2106 &&
}
/* remap elements to internal EMC level format */
- for (i = 0; i < 2048; i++)
+ for (i = 0; i < 2048; i++) /* cave */
src[i] = map_v4[src[i]];
- for (i = 2048; i < 2084; i++)
- src[i] = map_v4_eater[src[i] >= 28 ? 0 : src[i]];
- for (i = 2112; i < 2148; i++)
+ for (i = 2048; i < 2084; i++) /* eaters */
+ src[i] = map_v4_eater[src[i] < 28 ? src[i] : 0];
+ for (i = 2112; i < 2148; i++) /* eaters */
src[i] = src[i - 64];
if (fix_copyright) /* fix "(c)" sign in Emerald Mine II levels */
{
for (i = 0; i < 2048; i++)
if (src[i] == 241)
- src[i] = 254; /* replace 'Xdecor_1' with 'Xalpha_copyr' */
+ src[i] = 254; /* replace 'Cdecor_1' with 'Calpha_copyr' */
}
}
else
/* 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;
}
/* fix acid */
for (i = 64; i < 2048; i++)
- if (src[i] == 63) /* replace element above 'Xacid_s' ... */
- src[i - 64] = 101; /* ... with 'Xacid_1' */
+ if (src[i] == 63) /* replace element above 'Cacid_s' ... */
+ src[i - 64] = 101; /* ... with 'Cacid_1' */
- /* fix acid with no base beneath it (see below for details (*)) */
+ /* fix acid with no base beneath it (see comment above for details) */
for (i = 64; i < 2048 - 1; i++)
{
if (file_version <= FILE_VERSION_EM_V2 &&
{
if (src[i - 1] == 101 || /* remove acid over acid row */
src[i + 1] == 101)
- src[i - 64] = 6; /* replace element above with 'Xblank' */
+ src[i - 64] = 6; /* replace element above with 'Cblank' */
else
- src[i - 64] = 255; /* replace element above with 'Xfake_acid_1' */
+ src[i - 64] = 255; /* replace element above with 'Cfake_acid_1' */
}
}
- /* fix acid in eater 1 */
- for (i = 2051; i < 2057; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 2 */
- for (i = 2060; i < 2066; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 3 */
- for (i = 2069; i < 2075; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 4 */
- for (i = 2078; i < 2084; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 5 */
- for (i = 2115; i < 2121; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 6 */
- for (i = 2124; i < 2130; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 7 */
- for (i = 2133; i < 2139; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
-
- /* fix acid in eater 8 */
- for (i = 2142; i < 2148; i++)
- if (src[i] == 63)
- src[i - 3] = 101;
+ /* fix acid in eaters */
+ for (i = 0; i < 8; i++)
+ for (j = 0; j < 6; j++)
+ if (src[eater_offset[i] + j + 3] == 63)
+ src[eater_offset[i] + j] = 101;
/* old style time */
src[2094] = 0;
- /* player 1 pos */
- src[2096] &= 7;
- src[GET_BE16(src[2096])] = 128;
-
- /* player 2 pos */
- src[2098] &= 7;
- src[GET_BE16(src[2098])] = 128;
-
- /* amoeba speed */
- if (GET_BE16(src[2100]) > 9999)
- PUT_BE16(src[2100], 9999);
-
- /* time wonderwall */
- if (GET_BE16(src[2102]) > 9999)
- PUT_BE16(src[2102], 9999);
-
- /* time */
- if (GET_BE16(src[2110]) > 9999)
- PUT_BE16(src[2110], 9999);
+ /* set cave tile at player position to blank */
+ for (i = 0; i < 2; i++)
+ src[GET_BE16(src[2096 + i * 2]) % 2048] = 128;
/* wind direction */
i = src[2149];
i &= -i;
src[2149] = i;
- /* time lenses */
- if (GET_BE16(src[2154]) > 9999)
- PUT_BE16(src[2154], 9999);
-
- /* time magnify */
- if (GET_BE16(src[2156]) > 9999)
- PUT_BE16(src[2156], 9999);
-
/* ball object */
src[2158] = 0;
src[2159] = map_v6[src[2159]];
- /* ball pause */
- if (GET_BE16(src[2160]) > 9999)
- PUT_BE16(src[2160], 9999);
-
/* ball data */
src[2162] &= 129;
if (src[2162] & 1)
src[2163] = 0;
- /* android move pause */
- if (GET_BE16(src[2164]) > 9999)
- PUT_BE16(src[2164], 9999);
-
- /* android clone pause */
- if (GET_BE16(src[2166]) > 9999)
- PUT_BE16(src[2166], 9999);
-
/* android data */
src[2168] &= 31;
/* 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