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@ -339,6 +339,112 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
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return ret;
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}
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static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
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{
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RoadVehicleInfo *rvi = &_road_vehicle_info[engine];
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byte *buf = *bufp;
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int i;
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bool ret = false;
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switch (prop) {
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case 0x08: { /* Speed */
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FOR_EACH_ENGINE {
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uint8 speed = grf_load_byte(&buf);
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rvi[i].max_speed = speed; // ?? units
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}
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} break;
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case 0x09: { /* Running cost factor */
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FOR_EACH_ENGINE {
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uint8 runcost = grf_load_byte(&buf);
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rvi[i].running_cost = runcost;
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}
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} break;
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case 0x0A: /* Running cost base */
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/* TODO: I have no idea. --pasky */
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FOR_EACH_ENGINE {
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grf_load_byte(&buf);
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}
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ret = true;
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break;
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case 0x0E: { /* Sprite ID */
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FOR_EACH_ENGINE {
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uint8 spriteid = grf_load_byte(&buf);
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if (spriteid == 0xFF)
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spriteid = 0xFD; // cars have different custom id in the GRF file
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// This is currently not used but there's no reason
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// in not having it here for the future.
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if (spriteid == 0xFD && rvi[i].image_index != 0xFD)
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_engine_original_sprites[ROAD_ENGINES_INDEX + engine + i] = rvi[i].image_index;
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rvi[i].image_index = spriteid;
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}
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} break;
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case 0x0F: { /* Cargo capacity */
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FOR_EACH_ENGINE {
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uint16 capacity = grf_load_word(&buf);
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rvi[i].capacity = capacity;
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}
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} break;
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case 0x10: { /* Cargo type */
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FOR_EACH_ENGINE {
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uint8 cargo = grf_load_byte(&buf);
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rvi[i].cargo_type = cargo;
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}
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} break;
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case 0x11: { /* Cost factor */
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FOR_EACH_ENGINE {
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uint8 cost_factor = grf_load_byte(&buf);
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rvi[i].base_cost = cost_factor; // ?? is it base_cost?
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}
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} break;
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case 0x12: { /* SFX */
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FOR_EACH_ENGINE {
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uint8 sfx = grf_load_byte(&buf);
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rvi[i].sfx = sfx;
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}
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} break;
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case 0x13: /* Power in 10hp */
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case 0x14: /* Weight in 1/4 tons */
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case 0x15: /* Speed in mph*0.8 */
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/* TODO: Support for road vehicles realistic power
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* computations (called rvpower in TTDPatch) is just
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* missing in OTTD yet. --pasky */
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FOR_EACH_ENGINE {
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grf_load_byte(&buf);
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}
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ret = true;
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break;
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case 0x16: { /* Cargos available for refitting */
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FOR_EACH_ENGINE {
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uint32 refit_mask = grf_load_dword(&buf);
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_engine_refit_masks[ROAD_ENGINES_INDEX + engine + i] = refit_mask;
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}
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} break;
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case 0x17: /* Callback */
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case 0x18: /* Tractive effort */
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/* TODO */
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FOR_EACH_ENGINE {
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grf_load_byte(&buf);
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}
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ret = true;
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break;
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default:
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ret = true;
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}
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*bufp = buf;
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return ret;
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}
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static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
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{
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ShipVehicleInfo *svi = &_ship_vehicle_info[engine];
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@ -460,7 +566,7 @@ static void VehicleChangeInfo(byte *buf, int len)
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static const VCI_Handler handler[5] = {
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/* GSF_TRAIN */ RailVehicleChangeInfo,
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/* GSF_ROAD */ NULL,
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/* GSF_ROAD */ RoadVehicleChangeInfo,
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/* GSF_SHIP */ ShipVehicleChangeInfo,
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/* GSF_AIRCRAFT */ NULL,
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/* GSF_STATION */ NULL,
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@ -478,7 +584,10 @@ static void VehicleChangeInfo(byte *buf, int len)
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numinfo = buf[3];
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engine = buf[4];
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if (feature != GSF_TRAIN && feature != GSF_SHIP) {
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DEBUG(grf, 6) ("VehicleChangeInfo: Feature %d, %d properties, to apply to %d+%d",
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feature, numprops, engine, numinfo);
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if (feature != GSF_TRAIN && feature != GSF_ROAD && feature != GSF_SHIP) {
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grfmsg(GMS_WARN, "VehicleChangeInfo: Unsupported vehicle type %x, skipping.", feature);
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return;
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}
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@ -528,7 +637,7 @@ static void VehicleChangeInfo(byte *buf, int len)
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ei[i].railtype_climates |= climates;
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}
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} break;
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case 0x07: { /* Loading spee */
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case 0x07: { /* Loading speed */
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/* TODO */
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/* Hyronymus explained me what does
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* this mean and insists on having a
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