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authorpeter1138 <peter1138@openttd.org>2006-05-14 15:11:12 +0000
committerpeter1138 <peter1138@openttd.org>2006-05-14 15:11:12 +0000
commit3f28a8cd42dfaeaac1f0531fc3e6e8f7491237ed (patch)
treeac9f3de3abb264f507dc02346bd2f270715fa9de
parent1d0fcc7326b2db49fc7c6c278b6523a9c4f625c4 (diff)
downloadopenttd-3f28a8cd42dfaeaac1f0531fc3e6e8f7491237ed.tar.xz
(svn r4867) - NewGRF: implement partial support for engine variable 0x42
-rw-r--r--newgrf_engine.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/newgrf_engine.c b/newgrf_engine.c
index 0b30b3fcd..8e8a5c802 100644
--- a/newgrf_engine.c
+++ b/newgrf_engine.c
@@ -15,6 +15,57 @@
#include "newgrf_station.h"
#include "newgrf_spritegroup.h"
+
+/* XXX These tables should be moved / ripped out when newcargos is implemented. */
+
+/* Cargo classes */
+enum {
+ CC_NONE = 0,
+ CC_PASSENGERS = 1 << 0,
+ CC_MAIL = 1 << 1,
+ CC_EXPRESS = 1 << 2,
+ CC_ARMOURED = 1 << 3,
+ CC_BULK = 1 << 4,
+ CC_PIECE_GOODS = 1 << 5,
+ CC_LIQUID = 1 << 6,
+ CC_REFRIGERATED = 1 << 7,
+};
+
+/* Default cargo classes */
+static const uint16 _cargo_classes[NUM_GLOBAL_CID] = {
+ CC_PASSENGERS,
+ CC_BULK,
+ CC_MAIL,
+ CC_LIQUID,
+ CC_PIECE_GOODS,
+ CC_EXPRESS,
+ CC_BULK,
+ CC_PIECE_GOODS,
+ CC_BULK,
+ CC_PIECE_GOODS,
+ CC_ARMOURED,
+ CC_PIECE_GOODS,
+ CC_REFRIGERATED | CC_EXPRESS,
+ CC_REFRIGERATED | CC_EXPRESS,
+ CC_BULK,
+ CC_LIQUID,
+ CC_LIQUID,
+ CC_BULK,
+ CC_PIECE_GOODS,
+ CC_PIECE_GOODS,
+ CC_EXPRESS,
+ CC_BULK,
+ CC_LIQUID,
+ CC_BULK,
+ CC_PIECE_GOODS,
+ CC_LIQUID,
+ CC_PIECE_GOODS,
+ CC_PIECE_GOODS,
+ CC_NONE,
+ CC_NONE,
+ CC_NONE,
+};
+
int _traininfo_vehicle_pitch = 0;
// TODO: We don't support cargo-specific wagon overrides. Pretty exotic... ;-) --pasky
@@ -476,6 +527,38 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
return chain_before | chain_after << 8 | (chain_before + chain_after) << 16;
}
+ case 0x42: { /* Consist cargo information */
+ /* XXX Missing support for common refit cycle and property 25 */
+ const Vehicle *u;
+ byte cargo_classes = 0;
+ uint common_cargo_best = 0;
+ uint common_cargos[NUM_GLOBAL_CID];
+ CargoID cargo;
+ CargoID common_cargo_type = GC_PASSENGERS;
+
+ /* Reset our arrays */
+ memset(common_cargos, 0, sizeof(common_cargos));
+
+ for (u = v; u != NULL; u = u->next) {
+ /* Skip empty engines */
+ if (u->cargo_cap == 0) continue;
+ /* Map from climate to global cargo ID */
+ cargo = _global_cargo_id[_opt.landscape][u->cargo_type];
+ cargo_classes |= _cargo_classes[cargo];
+ common_cargos[cargo]++;
+ }
+
+ /* Pick the most common cargo type */
+ for (cargo = 0; cargo < NUM_GLOBAL_CID; cargo++) {
+ if (common_cargos[cargo] > common_cargo_best) {
+ common_cargo_best = common_cargos[cargo];
+ common_cargo_type = cargo;
+ }
+ }
+
+ return cargo_classes | (common_cargo_type << 8);
+ }
+
case 0x43: /* Player information */
return v->owner;