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Fix Water Ride spinning on slope bug. Name flags. Refactor 

There was a bug in the spinning water ride code that would mean that it would never trigger the stopping of spinning when going up a lift. This mistake was made during implementation of the function.
This commit is contained in:
duncanspumpkin 2018-01-09 18:40:52 +00:00 committed by Duncan
parent f9d6203200
commit 96f664abb9
4 changed files with 52 additions and 56 deletions
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2
src/openrct2-ui/windows/Ride.cpp
View File

@ -3825,7 +3825,7 @@ static void window_ride_maintenance_dropdown(rct_window *w, rct_widgetindex widg
vehicle = GET_VEHICLE(spriteId);
vehicle->update_flags &= ~(
VEHICLE_UPDATE_FLAG_BROKEN_CAR |
VEHICLE_UPDATE_FLAG_7 |
VEHICLE_UPDATE_FLAG_ZERO_VELOCITY |
VEHICLE_UPDATE_FLAG_BROKEN_TRAIN
);
spriteId = vehicle->next_vehicle_on_train;

2
src/openrct2/ride/Ride.cpp
View File

@ -6854,7 +6854,7 @@ void ride_fix_breakdown(sint32 rideIndex, sint32 reliabilityIncreaseFactor)
uint16 spriteIndex = ride->vehicles[i];
while (spriteIndex != SPRITE_INDEX_NULL) {
rct_vehicle *vehicle = GET_VEHICLE(spriteIndex);
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_BROKEN_CAR;
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_BROKEN_TRAIN;
spriteIndex = vehicle->next_vehicle_on_train;

100
src/openrct2/ride/Vehicle.cpp
View File

@ -91,6 +91,7 @@ static bool vehicle_can_depart_synchronised(rct_vehicle * vehicle);
#define VEHICLE_MAX_SPIN_SPEED 1536
#define VEHICLE_MAX_SPIN_SPEED_FOR_STOPPING 700
#define VEHICLE_MAX_SPIN_SPEED_WATER_RIDE 512
#define VEHICLE_STOPPING_SPIN_SPEED 600
rct_vehicle * gCurrentVehicle;
@ -1944,10 +1945,10 @@ static void vehicle_update(rct_vehicle * vehicle)
_vehicleBreakdown = ride->breakdown_reason_pending;
if ((vehicleEntry->flags & VEHICLE_ENTRY_FLAG_POWERED) && ride->breakdown_reason_pending == BREAKDOWN_SAFETY_CUT_OUT)
{
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_29) ||
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_WATER_RIDE) ||
(vehicle->vehicle_sprite_type == 2 && vehicle->velocity <= 0x20000))
{
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
}
}
}
@ -3356,7 +3357,7 @@ static void vehicle_update_departing(rct_vehicle * vehicle)
{
if (_vehicleBreakdown == BREAKDOWN_SAFETY_CUT_OUT)
{
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_1;
}
}
@ -3374,7 +3375,7 @@ static void vehicle_update_departing(rct_vehicle * vehicle)
{
if (_vehicleBreakdown == BREAKDOWN_SAFETY_CUT_OUT)
{
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
vehicle->update_flags &= ~VEHICLE_UPDATE_FLAG_1;
}
}
@ -3794,7 +3795,7 @@ static void vehicle_update_travelling(rct_vehicle * vehicle)
if (_vehicleBreakdown == 0)
{
vehicle->var_B8 &= ~(1 << 1);
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
}
}
}
@ -3810,7 +3811,7 @@ static void vehicle_update_travelling(rct_vehicle * vehicle)
{
if (_vehicleBreakdown == 0)
{
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_7;
vehicle->update_flags |= VEHICLE_UPDATE_FLAG_ZERO_VELOCITY;
vehicle->var_B8 &= ~(1 << 1);
}
}
@ -6719,7 +6720,7 @@ static void check_and_apply_block_section_stop_site(rct_vehicle * vehicle)
static void update_velocity(rct_vehicle * vehicle)
{
sint32 nextVelocity = vehicle->acceleration + vehicle->velocity;
if (vehicle->update_flags & VEHICLE_UPDATE_FLAG_7)
if (vehicle->update_flags & VEHICLE_UPDATE_FLAG_ZERO_VELOCITY)
{
nextVelocity = 0;
}
@ -9425,7 +9426,7 @@ loc_6DCEFF:
regs.eax *= regs.edx;
regs.eax = regs.eax / regs.ebx;
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_29))
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_WATER_RIDE))
{
goto loc_6DD054;
}
@ -9437,7 +9438,7 @@ loc_6DCEFF:
if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
{
vehicle->spin_speed = Math::Clamp(static_cast<sint16>(-0x200), (sint16)vehicle->spin_speed, static_cast<sint16>(0x200));
vehicle->spin_speed = Math::Clamp(static_cast<sint16>(-VEHICLE_MAX_SPIN_SPEED_WATER_RIDE), (sint16)vehicle->spin_speed, static_cast<sint16>(VEHICLE_MAX_SPIN_SPEED_WATER_RIDE));
}
if (vehicle->vehicle_sprite_type != 0)
@ -9480,8 +9481,8 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
{
registers regs = { 0 };
Ride * ride = get_ride(vehicle->ride);
rct_ride_entry * rideEntry = get_ride_entry(vehicle->ride_subtype);
Ride * ride = get_ride(vehicle->ride);
rct_ride_entry * rideEntry = get_ride_entry(vehicle->ride_subtype);
rct_ride_entry_vehicle * vehicleEntry = vehicle_get_vehicle_entry(vehicle);
if (vehicleEntry == nullptr)
@ -9494,10 +9495,10 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
return vehicle_update_track_motion_mini_golf(vehicle, outStation);
}
_vehicleF64E2C = 0;
gCurrentVehicle = vehicle;
_vehicleF64E2C = 0;
gCurrentVehicle = vehicle;
_vehicleMotionTrackFlags = 0;
_vehicleStationIndex = 0xFF;
_vehicleStationIndex = 0xFF;
vehicle_update_track_motion_up_stop_check(vehicle);
check_and_apply_block_section_stop_site(vehicle);
@ -9515,7 +9516,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
while (spriteId != SPRITE_INDEX_NULL)
{
rct_vehicle * car = GET_VEHICLE(spriteId);
vehicleEntry = vehicle_get_vehicle_entry(car);
vehicleEntry = vehicle_get_vehicle_entry(car);
if (vehicleEntry == nullptr)
{
goto loc_6DBF3E;
@ -9539,7 +9540,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
car->acceleration = dword_9A2970[car->vehicle_sprite_type];
_vehicleUnkF64E10 = 1;
regs.eax = _vehicleVelocityF64E0C + car->remaining_distance;
regs.eax = _vehicleVelocityF64E0C + car->remaining_distance;
car->remaining_distance = regs.eax;
car->var_B8 &= ~(1 << 1);
@ -9584,7 +9585,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
{
break;
}
regs.ebx = dword_9A2970[car->vehicle_sprite_type];
regs.ebx = dword_9A2970[car->vehicle_sprite_type];
car->acceleration = regs.ebx;
_vehicleUnkF64E10++;
continue;
@ -9622,7 +9623,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
// eax
sint32 totalAcceleration = 0;
// ebp
sint32 totalFriction = 0;
sint32 totalMass = 0;
// Not used
regs.dx = 0;
// ebx
@ -9633,7 +9634,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
numVehicles++;
// Not used?
regs.dx |= vehicle->update_flags;
totalFriction += vehicle->mass;
totalMass += vehicle->mass;
totalAcceleration += vehicle->acceleration;
uint16 spriteIndex = vehicle->next_vehicle_on_train;
@ -9644,7 +9645,7 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
vehicle = GET_VEHICLE(spriteIndex);
}
vehicle = gCurrentVehicle;
vehicle = gCurrentVehicle;
regs.eax = (totalAcceleration / numVehicles) * 21;
if (regs.eax < 0)
{
@ -9676,9 +9677,9 @@ sint32 vehicle_update_track_motion(rct_vehicle * vehicle, sint32 * outStation)
regs.edx >>= 4;
regs.eax = regs.edx;
// OpenRCT2: vehicles from different track types can have 0 mass.
if (totalFriction != 0)
if (totalMass != 0)
{
regs.eax = regs.eax / totalFriction;
regs.eax = regs.eax / totalMass;
}
regs.ecx -= regs.eax;
@ -9728,7 +9729,7 @@ loc_6DC238:
loc_6DC23A:
regs.ebx = regs.eax;
regs.eax <<= 14;
regs.ebx *= totalFriction;
regs.ebx *= totalMass;
regs.ebx >>= 2;
if (vehicle->update_flags & VEHICLE_UPDATE_FLAG_3)
{
@ -9748,44 +9749,39 @@ loc_6DC23A:
regs.eax *= 4;
}
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_29))
{
goto loc_6DC2E3;
}
if (regs.eax < 0)
{
regs.eax >>= 4;
}
if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
{
vehicle->spin_speed = Math::Clamp(static_cast<sint16>(-0x200), (sint16)vehicle->spin_speed, static_cast<sint16>(0x200));
}
if (vehicle->vehicle_sprite_type != 0)
if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_WATER_RIDE)
{
if (regs.eax < 0)
{
regs.eax = 0;
regs.eax >>= 4;
}
if (!(vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING))
if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
{
if (vehicle->vehicle_sprite_type == 2)
{
vehicle->spin_speed = 0;
}
vehicle->spin_speed = Math::Clamp(static_cast<sint16>(-VEHICLE_MAX_SPIN_SPEED_WATER_RIDE), (sint16)vehicle->spin_speed, static_cast<sint16>(VEHICLE_MAX_SPIN_SPEED_WATER_RIDE));
}
if (vehicle->vehicle_sprite_type != 0)
{
if (regs.eax < 0)
{
regs.eax = 0;
}
if (vehicleEntry->flags & VEHICLE_ENTRY_FLAG_SPINNING)
{
// If the vehicle is on the up slope kill the spin speed
if (vehicle->vehicle_sprite_type == 2)
{
vehicle->spin_speed = 0;
}
}
goto loc_6DC2F6;
}
goto loc_6DC2F6;
}
loc_6DC2E3:
regs.ebx = vehicle->velocity;
if (regs.ebx < 0)
{
regs.ebx = -regs.ebx;
}
regs.ebx = std::abs(vehicle->velocity);
if (regs.ebx <= 0x10000)
{
regs.ecx = 0;

4
src/openrct2/ride/Vehicle.h
View File

@ -248,7 +248,7 @@ enum {
VEHICLE_ENTRY_FLAG_26 = 1 << 26,
VEHICLE_ENTRY_FLAG_27 = 1 << 27,
VEHICLE_ENTRY_FLAG_28 = 1 << 28,
VEHICLE_ENTRY_FLAG_29 = 1 << 29,
VEHICLE_ENTRY_FLAG_WATER_RIDE = 1 << 29, // Set on rides where water would provide continuous propulsion
VEHICLE_ENTRY_FLAG_30 = 1 << 30,
VEHICLE_ENTRY_FLAG_31 = 1u << 31,
};
@ -295,7 +295,7 @@ enum{
VEHICLE_UPDATE_FLAG_TRAIN_READY_DEPART = (1 << 4),
VEHICLE_UPDATE_FLAG_TESTING = (1 << 5),
VEHICLE_UPDATE_FLAG_6 = (1 << 6),
VEHICLE_UPDATE_FLAG_7 = (1 << 7),
VEHICLE_UPDATE_FLAG_ZERO_VELOCITY = (1 << 7), // Used on rides when safety cutout stops them on a lift
VEHICLE_UPDATE_FLAG_BROKEN_CAR = (1 << 8),
VEHICLE_UPDATE_FLAG_BROKEN_TRAIN = (1 << 9),
VEHICLE_UPDATE_FLAG_ON_BREAK_FOR_DROP = (1 << 10),