mirror of https://github.com/OpenRCT2/OpenRCT2.git
Remove regs use from minigolf vehicle functions (#11937)
* Remove regs use from UpdateTrackMotionMiniGolf * Remove regs from UpdateTrackMotionMiniGolfVehicle
This commit is contained in:
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a8d21610fb
commit
2dc98e6370
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@ -8697,14 +8697,12 @@ loc_6DBE7F:
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*
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*
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*/
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void Vehicle::UpdateTrackMotionMiniGolfVehicle(
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Ride* curRide, rct_ride_entry* rideEntry, rct_ride_entry_vehicle* vehicleEntry, registers& regs)
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void Vehicle::UpdateTrackMotionMiniGolfVehicle(Ride* curRide, rct_ride_entry* rideEntry, rct_ride_entry_vehicle* vehicleEntry)
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{
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uint16_t otherVehicleIndex = SPRITE_INDEX_NULL;
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TileElement* tileElement = nullptr;
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CoordsXYZ trackPos;
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regs.ebx = vehicle_sprite_type;
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_vehicleUnkF64E10 = 1;
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acceleration = dword_9A2970[vehicle_sprite_type];
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remaining_distance = _vehicleVelocityF64E0C + remaining_distance;
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@ -8804,11 +8802,10 @@ loc_6DC476:
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// There are two bytes before the move info list
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{
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uint16_t unk16_v34 = track_progress + 1;
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uint16_t unk16 = vehicle_get_move_info_size(TrackSubposition, track_type);
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if (unk16_v34 < unk16)
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uint16_t trackTotalProgress = vehicle_get_move_info_size(TrackSubposition, track_type);
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if (track_progress + 1 < trackTotalProgress)
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{
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regs.ax = unk16_v34;
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track_progress += 1;
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goto loc_6DC743;
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}
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}
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@ -8855,21 +8852,19 @@ loc_6DC476:
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if (!IsHead())
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{
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Vehicle* prevVehicle = GET_VEHICLE(prev_vehicle_on_ride);
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regs.al = prevVehicle->TrackSubposition;
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if (regs.al != VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_START_9)
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TrackSubposition = prevVehicle->TrackSubposition;
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if (TrackSubposition != VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_START_9)
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{
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regs.al--;
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TrackSubposition--;
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}
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TrackSubposition = regs.al;
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}
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ClearUpdateFlag(VEHICLE_UPDATE_FLAG_ON_LIFT_HILL);
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track_type = (tileElement->AsTrack()->GetTrackType() << 2) | (direction & 3);
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var_CF = tileElement->AsTrack()->GetBrakeBoosterSpeed();
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regs.ax = 0;
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track_progress = 0;
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loc_6DC743:
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track_progress = regs.ax;
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if (!IsHead())
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{
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animation_frame++;
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@ -8896,16 +8891,16 @@ loc_6DC743:
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else
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{
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uint16_t rand16 = scenario_rand() & 0xFFFF;
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regs.bl = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_C_14;
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uint8_t nextTrackSubposition = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_C_14;
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if (rand16 <= 0xA000)
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{
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regs.bl = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_B_12;
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nextTrackSubposition = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_B_12;
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if (rand16 <= 0x900)
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{
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regs.bl = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_A_10;
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nextTrackSubposition = VEHICLE_TRACK_SUBPOSITION_MINI_GOLF_BALL_PATH_A_10;
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}
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}
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TrackSubposition = regs.bl;
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TrackSubposition = nextTrackSubposition;
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}
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track_progress++;
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break;
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@ -8969,22 +8964,7 @@ loc_6DC743:
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trackPos = { TrackLocation.x + moveInfo->x, TrackLocation.y + moveInfo->y,
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TrackLocation.z + moveInfo->z + RideData5[curRide->type].z_offset };
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// Investigate redundant code
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regs.ebx = 0;
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if (regs.ax != unk_F64E20.x)
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{
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regs.ebx |= 1;
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}
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if (regs.cx == unk_F64E20.y)
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{
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regs.ebx |= 2;
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}
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if (regs.dx == unk_F64E20.z)
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{
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regs.ebx |= 4;
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}
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regs.ebx = 0x368A;
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remaining_distance -= regs.ebx;
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remaining_distance -= 0x368A;
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if (remaining_distance < 0)
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{
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remaining_distance = 0;
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@ -9016,7 +8996,6 @@ loc_6DC743:
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goto loc_6DC99A;
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loc_6DC985:
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regs.ebx = 0;
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remaining_distance -= 0x368A;
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if (remaining_distance < 0)
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{
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@ -9039,9 +9018,9 @@ loc_6DC9BC:
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goto loc_6DCD2B;
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loc_6DCA9A:
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regs.ax = track_progress - 1;
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if (static_cast<uint16_t>(regs.ax) != 0xFFFF)
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if (track_progress != 0)
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{
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track_progress -= 1;
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goto loc_6DCC2C;
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}
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@ -9098,31 +9077,14 @@ loc_6DCA9A:
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var_CF = tileElement->AsTrack()->GetSeatRotation() << 1;
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// There are two bytes before the move info list
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regs.ax = vehicle_get_move_info_size(TrackSubposition, track_type);
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track_progress = vehicle_get_move_info_size(TrackSubposition, track_type);
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loc_6DCC2C:
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track_progress = regs.ax;
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moveInfo = vehicle_get_move_info(TrackSubposition, track_type, track_progress);
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trackPos = { TrackLocation.x + moveInfo->x, TrackLocation.y + moveInfo->y,
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TrackLocation.z + moveInfo->z + RideData5[curRide->type].z_offset };
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// Investigate redundant code
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regs.ebx = 0;
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if (regs.ax != unk_F64E20.x)
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{
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regs.ebx |= 1;
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}
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if (regs.cx == unk_F64E20.y)
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{
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regs.ebx |= 2;
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}
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if (regs.dx == unk_F64E20.z)
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{
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regs.ebx |= 4;
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}
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regs.ebx = 0x368A;
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remaining_distance -= regs.ebx;
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remaining_distance -= 0x368A;
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if (remaining_distance < 0)
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{
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remaining_distance = 0;
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@ -9168,7 +9130,6 @@ loc_6DCD4A:
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_vehicleMotionTrackFlags |= VEHICLE_UPDATE_MOTION_TRACK_FLAG_5;
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_vehicleVelocityF64E0C -= remaining_distance - 0x368A;
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remaining_distance = 0x368A;
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regs.ebx = vehicle_sprite_type;
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goto loc_6DC99A;
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loc_6DCD6B:
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@ -9177,8 +9138,7 @@ loc_6DCD6B:
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{
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Vehicle* vEBP = GET_VEHICLE(otherVehicleIndex);
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Vehicle* vEDI = gCurrentVehicle;
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regs.eax = abs(vEDI->velocity - vEBP->velocity);
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if (regs.eax > 0xE0000)
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if (abs(vEDI->velocity - vEBP->velocity) > 0xE0000)
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{
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if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_BOAT_HIRE_COLLISION_DETECTION))
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{
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@ -9217,7 +9177,6 @@ loc_6DCE02:
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{
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return;
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}
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regs.ax = track_progress;
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if (_vehicleVelocityF64E08 < 0)
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{
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if (track_progress > 11)
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@ -9225,7 +9184,6 @@ loc_6DCE02:
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return;
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}
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}
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regs.cx = 8;
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if (track_progress <= 8)
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{
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return;
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@ -9249,7 +9207,6 @@ loc_6DCE02:
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int32_t Vehicle::UpdateTrackMotionMiniGolf(int32_t* outStation)
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{
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registers regs = {};
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auto curRide = get_ride(ride);
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if (curRide == nullptr)
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return 0;
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@ -9266,7 +9223,7 @@ int32_t Vehicle::UpdateTrackMotionMiniGolf(int32_t* outStation)
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for (Vehicle* vehicle = _vehicleFrontVehicle;;)
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{
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vehicle->UpdateTrackMotionMiniGolfVehicle(curRide, rideEntry, vehicleEntry, regs);
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vehicle->UpdateTrackMotionMiniGolfVehicle(curRide, rideEntry, vehicleEntry);
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if (vehicle->UpdateFlag(VEHICLE_UPDATE_FLAG_ON_LIFT_HILL))
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{
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_vehicleMotionTrackFlags |= VEHICLE_UPDATE_MOTION_TRACK_FLAG_VEHICLE_ON_LIFT_HILL;
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@ -9289,17 +9246,15 @@ int32_t Vehicle::UpdateTrackMotionMiniGolf(int32_t* outStation)
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}
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}
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regs.eax = 0;
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regs.dx = 0;
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regs.ebx = 0;
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int32_t sumAcceleration = 0;
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int32_t numVehicles = 0;
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uint16_t totalMass = 0;
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for (Vehicle* vehicle = this;;)
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{
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regs.ebx++;
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regs.dx |= vehicle->update_flags;
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numVehicles++;
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totalMass += vehicle->mass;
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regs.eax += vehicle->acceleration;
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sumAcceleration += vehicle->acceleration;
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auto nextVehicleIndex = vehicle->next_vehicle_on_train;
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if (nextVehicleIndex == SPRITE_INDEX_NULL)
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{
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@ -9308,20 +9263,16 @@ int32_t Vehicle::UpdateTrackMotionMiniGolf(int32_t* outStation)
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vehicle = GET_VEHICLE(nextVehicleIndex);
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}
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regs.eax /= regs.ebx;
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regs.ecx = (regs.eax * 21) >> 9;
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regs.eax = velocity >> 12;
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regs.ecx -= regs.eax;
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regs.ebx = velocity;
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regs.edx = velocity >> 8;
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regs.edx *= regs.edx;
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if (regs.ebx < 0)
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int32_t newAcceleration = ((sumAcceleration / numVehicles) * 21) >> 9;
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newAcceleration -= velocity >> 12;
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int32_t accelerationDecrease2 = velocity >> 8;
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accelerationDecrease2 *= accelerationDecrease2;
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if (velocity < 0)
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{
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regs.edx = -regs.edx;
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accelerationDecrease2 = -accelerationDecrease2;
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}
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regs.edx >>= 4;
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regs.eax = regs.edx / totalMass;
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regs.ecx -= regs.eax;
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accelerationDecrease2 >>= 4;
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newAcceleration -= accelerationDecrease2 / totalMass;
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if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_POWERED))
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{
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@ -9329,73 +9280,64 @@ int32_t Vehicle::UpdateTrackMotionMiniGolf(int32_t* outStation)
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}
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if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_POWERED_RIDE_UNRESTRICTED_GRAVITY)
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{
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regs.eax = speed * 0x4000;
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if (regs.eax < velocity)
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if (speed * 0x4000 < velocity)
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{
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goto loc_6DD069;
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}
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}
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regs.eax = speed;
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regs.bx = GetTrackType();
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regs.ebx = regs.eax;
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regs.eax <<= 14;
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regs.ebx *= totalMass;
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regs.ebx >>= 2;
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if (UpdateFlag(VEHICLE_UPDATE_FLAG_REVERSING_SHUTTLE))
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{
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regs.eax = -regs.eax;
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}
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regs.eax -= velocity;
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regs.edx = powered_acceleration;
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regs.edx <<= 1;
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regs.eax *= regs.edx;
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regs.eax = regs.eax / regs.ebx;
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int32_t poweredAcceleration = speed << 14;
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int32_t quarterForce = (speed * totalMass) >> 2;
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if (UpdateFlag(VEHICLE_UPDATE_FLAG_REVERSING_SHUTTLE))
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{
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poweredAcceleration = -poweredAcceleration;
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}
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poweredAcceleration -= velocity;
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poweredAcceleration *= powered_acceleration << 1;
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poweredAcceleration = poweredAcceleration / quarterForce;
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if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_WATER_RIDE))
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{
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goto loc_6DD054;
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}
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if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_WATER_RIDE))
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{
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goto loc_6DD054;
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}
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if (regs.eax < 0)
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{
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regs.eax >>= 4;
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}
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if (poweredAcceleration < 0)
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{
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poweredAcceleration >>= 4;
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}
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if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
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{
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spin_speed = std::clamp(spin_speed, VEHICLE_MIN_SPIN_SPEED_WATER_RIDE, VEHICLE_MAX_SPIN_SPEED_WATER_RIDE);
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}
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if (vehicle_sprite_type != 0)
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{
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regs.eax = std::max(0, regs.eax);
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if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
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{
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if (vehicle_sprite_type == 2)
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spin_speed = std::clamp(spin_speed, VEHICLE_MIN_SPIN_SPEED_WATER_RIDE, VEHICLE_MAX_SPIN_SPEED_WATER_RIDE);
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}
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if (vehicle_sprite_type != 0)
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{
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poweredAcceleration = std::max(0, poweredAcceleration);
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if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
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{
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spin_speed = 0;
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if (vehicle_sprite_type == 2)
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{
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spin_speed = 0;
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}
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}
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}
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}
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else
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{
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loc_6DD054:
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regs.ebx = abs(velocity);
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if (regs.ebx > 0x10000)
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else
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{
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regs.ecx = 0;
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loc_6DD054:
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if (abs(velocity) > 0x10000)
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{
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newAcceleration = 0;
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}
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}
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newAcceleration += poweredAcceleration;
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}
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regs.ecx += regs.eax;
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loc_6DD069:
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acceleration = regs.ecx;
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regs.eax = _vehicleMotionTrackFlags;
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regs.ebx = _vehicleStationIndex;
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acceleration = newAcceleration;
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if (outStation != nullptr)
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*outStation = regs.ebx;
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return regs.eax;
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*outStation = _vehicleStationIndex;
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return _vehicleMotionTrackFlags;
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}
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/**
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@ -420,8 +420,7 @@ private:
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void KillPassengers(Ride* curRide);
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void TrainReadyToDepart(uint8_t num_peeps_on_train, uint8_t num_used_seats);
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int32_t UpdateTrackMotionMiniGolf(int32_t* outStation);
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void UpdateTrackMotionMiniGolfVehicle(
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Ride* curRide, rct_ride_entry* rideEntry, rct_ride_entry_vehicle* vehicleEntry, registers& regs);
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void UpdateTrackMotionMiniGolfVehicle(Ride* curRide, rct_ride_entry* rideEntry, rct_ride_entry_vehicle* vehicleEntry);
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bool UpdateTrackMotionForwardsGetNewTrack(uint16_t trackType, Ride* curRide, rct_ride_entry* rideEntry);
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bool UpdateTrackMotionBackwardsGetNewTrack(uint16_t trackType, Ride* curRide, uint16_t* progress);
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};
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