Example #1
0
        /// <summary>
        /// Handles the FrameMove.
        /// </summary>
        /// <param name="device"></param>
        /// <param name="totalTime"></param>
        /// <param name="elapsedTime"></param>
        public void OnFrameMove(Device device, double totalTime, float elapsedTime)
        {
            if ((crashTime > 0) && (crashTime + 3.0 < totalTime))
            {
                Reset();
            }

            elapsedCumul += elapsedTime;
            if (elapsedCumul > 0.1f)
            {
                elapsedCumul = 0f;
                if (variometer != null)
                {
                    variometer.Frequency = (int)(22100 - Math.Sign(iFlightModel.Velocity.Z) * Math.Sqrt(Math.Abs(iFlightModel.Velocity.Z)) * 1000);
                    variometer.Volume    = Math.Min(100, (int)(Math.Abs(iFlightModel.Velocity.Z - 0.3f) * 100));
                }
            }

            int throttle = 0;
            int rudder   = 0;
            int elevator = 0;
            int aileron  = 0;

            if (owner.InputManager.IsJoyStickAvailable)
            {
                throttle = owner.InputManager.GetAxisValue("throttle");
                rudder   = owner.InputManager.GetAxisValue("rudder");
                elevator = owner.InputManager.GetAxisValue("elevator");
                aileron  = owner.InputManager.GetAxisValue("aileron");
            }
            else
            {
                if (owner.InputManager.KeyBoardState != null)
                {
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad9] ||
                        owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.PageUp])
                    {
                        kbThrottle = Math.Min(100, kbThrottle + 75 * elapsedTime);
                    }
                    else if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad7] ||
                             owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.PageDown])
                    {
                        kbThrottle = Math.Max(-100, kbThrottle - 75 * elapsedTime);
                    }
                    //else throttle = (int)(200 * (iFlightModel.Throttle - 0.5));
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad3] ||
                        owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.End])
                    {
                        kbRudder = Math.Min(100, kbRudder + 200 * elapsedTime);
                    }
                    else if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad1] ||
                             owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.Home])
                    {
                        kbRudder = Math.Max(-100, kbRudder - 200 * elapsedTime);
                    }
                    else if (Math.Abs(kbRudder) < 5)
                    {
                        kbRudder = 0;
                    }
                    else
                    {
                        kbRudder = Math.Max(-100, Math.Min(100, kbRudder + (kbRudder > 0 ? -350 * elapsedTime : 350 * elapsedTime)));
                    }
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad2] ||
                        owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.DownArrow])
                    {
                        kbElevator = Math.Min(100, kbElevator + 300 * elapsedTime);
                    }
                    else if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad8] ||
                             owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.UpArrow])
                    {
                        kbElevator = Math.Max(-100, kbElevator - 300 * elapsedTime);
                    }
                    else if (Math.Abs(kbElevator) < 5)
                    {
                        kbElevator = 0;
                    }
                    else
                    {
                        kbElevator = Math.Max(-100, Math.Min(100, kbElevator + (kbElevator > 0 ? -350 * elapsedTime : 350 * elapsedTime)));
                    }
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad4] ||
                        owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.LeftArrow])
                    {
                        kbAileron = Math.Max(-100, kbAileron - 75 * elapsedCumul);
                    }
                    else if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.NumPad6] ||
                             owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.RightArrow])
                    {
                        kbAileron = Math.Min(100, kbAileron + 75 * elapsedCumul);
                    }
                    else if (Math.Abs(kbAileron) < 5)
                    {
                        kbAileron = 0;
                    }
                    else
                    {
                        kbAileron = Math.Max(-100, Math.Min(100, kbAileron + (kbAileron > 0 ? -450 * elapsedTime : 450 * elapsedTime)));
                    }
                    throttle = (int)kbThrottle;
                    rudder   = (int)kbRudder;
                    elevator = (int)kbElevator;
                    aileron  = (int)kbAileron;
                }
            }

            // Flaps & Gear
            if (owner.InputManager.KeyBoardState != null)
            {
                if (AircraftParameters.HasFlaps)
                {
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.F])
                    {
                        if (!flapsKeyDown)
                        {
                            flapsKeyDown = true;
                            iFlightModel.FlapsExtended = !iFlightModel.FlapsExtended;
                        }
                    }
                    else if (flapsKeyDown)
                    {
                        flapsKeyDown = false;
                    }
                }
                if (AircraftParameters.HasRetracts)
                {
                    if (owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.G])
                    {
                        if (!gearKeyDown)
                        {
                            gearKeyDown = true;
                            iFlightModel.GearExtended = !iFlightModel.GearExtended;
                        }
                    }
                    else if (gearKeyDown)
                    {
                        gearKeyDown = false;
                    }
                }
            }
            if (AircraftParameters.HasFlaps)
            {
                int flapsChannel = owner.InputManager.GetAxisValue("flaps");
                if (Math.Abs(flapsChannel - prevFlapsChannel) > 50)
                {
                    prevFlapsChannel           = flapsChannel;
                    iFlightModel.FlapsExtended = !iFlightModel.FlapsExtended;
                }
            }
            if (AircraftParameters.HasRetracts)
            {
                int gearChannel = owner.InputManager.GetAxisValue("gear");
                if (Math.Abs(gearChannel - prevGearChannel) > 50)
                {
                    prevGearChannel           = gearChannel;
                    iFlightModel.GearExtended = !iFlightModel.GearExtended;
                }
            }

            // Towing
            if (AircraftParameters.AllowsTowing && owner.InputManager.KeyBoardState[Microsoft.DirectX.DirectInput.Key.T])
            {
                if (!towKeyDown)
                {
                    if (!iFlightModel.CableEnabled)
                    {
                        if (towing == null)
                        {
                            towing = new Towing();
                        }
                        owner.CenterHud.ShowGameText("", 1f);
                        iFlightModel.Reset();
                        crashTime = 0;
                        towing.Start();
                        iFlightModel.CableEnabled = true;
                        iFlightModel.CableLength  = 10f;
                    }
                    else
                    {
                        iFlightModel.CableEnabled = false;
                    }
                }
                towKeyDown = true;
            }
            else
            {
                towKeyDown = false;
            }
            if (iFlightModel.CableEnabled)
            {
                if (towing.Time > 70f)
                {
                    iFlightModel.CableEnabled = false;
                }
            }

            if ((iFlightModel.AircraftParameters.Channels < 4) && (useAileronForRudder))
            {
                rudder = aileron;
            }
            iFlightModel.Throttle = throttle / 100.0;
            iFlightModel.Rudder   = rudder / 100.0;
            iFlightModel.Elevator = elevator / 100.0;
            iFlightModel.Ailerons = aileron / 100.0;
            if (expoRoll)
            {
                iFlightModel.Ailerons *= iFlightModel.Ailerons * Math.Sign(aileron);
            }
            if (expoPitch)
            {
                iFlightModel.Elevator *= iFlightModel.Elevator * Math.Sign(elevator);
            }
            if (expoYaw)
            {
                iFlightModel.Rudder *= iFlightModel.Rudder * Math.Sign(rudder);
            }

            float height = heightmap.GetHeightAt(-iFlightModel.Y, -iFlightModel.X);

            iFlightModel.UpdateControls(elapsedTime);
            airplane.Position = new Vector3(-iFlightModel.Y, -iFlightModel.Z, -iFlightModel.X);
            Vector3 angles = iFlightModel.Angles;

            airplane.YawPitchRoll = new Vector3(angles.Z, angles.Y, angles.X);

            airplane.OnFrameMove(device, totalTime, elapsedTime);

            iFlightModel.Wind = wind.GetWindAt(airplane.Position);

            //windVector.Vertex1 = airplane.Position;
            //windVector.Vertex2 = airplane.Position + iFlightModel.Wind;
            //windVector.OnFrameMove(device, totalTime, elapsedTime);
            //debugObject.Position = model.DebugPosition;
            //debugObject.OnFrameMove(device, totalTime, elapsedTime);

            if (towing != null)
            {
                if (iFlightModel.CableEnabled)
                {
                    towLine.Vertex1 = airplane.Position;
                    towLine.Vertex2 = towing.Position;
                    towLine.OnFrameMove(device, totalTime, elapsedTime);
                }

                iFlightModel.CableOrigin   = FlightModelWind.ToModel(towing.Position);
                iFlightModel.CableVelocity = FlightModelWind.ToModel(towing.Velocity);
                towing.OnFrameMove(device, totalTime, elapsedTime);
            }

            smoke.Position = this.Position - (float)iFlightModel.Throttle * this.Airplane.Front;
            smoke.OnFrameMove(device, totalTime, elapsedTime);
            if (iFlightModel.OnWater)
            {
                ripples.AddRipple((float)iFlightModel.Speed, Position, totalTime);
            }
            ripples.OnFrameMove(device, totalTime, elapsedTime);

            //Program.Instance.CenterHud.ShowGameText(model.RelativeRotorForce.ToString(), totalTime, 1.0);
            if ((iFlightModel.Crashed) && (crashTime == 0))
            {
                owner.HandleCrash();
                this.HandleCrash();
                crashTime = totalTime;
                Framework.Instance.CurrentCamera.Shake(totalTime, 1.0, 0.05f, 50);
            }
            //normalObject.Position = new Vector3(airplane.Position.X, height, airplane.Position.Z);
            //terrainNormal.Vertex2 = heightmap.GetNormalAt(airplane.Position.X, airplane.Position.Z);

            // Collisions
            if (!iFlightModel.Crashed)
            {
                // Collisions
                List <Vector3> newColPoints = iFlightModel.CollisionPoints;
                for (int i = 0; i < Math.Min(newColPoints.Count, prevColPoints.Count); i++)
                {
                    Vector3 rayPos = prevColPoints[i];
                    Vector3 rayDir = newColPoints[i] - prevColPoints[i];
                    foreach (CollisionMesh collisionMesh in CollisionManager.MeshList)
                    {
                        if (collisionMesh.Intersects(rayPos, rayDir))
                        {
                            iFlightModel.Crashed  = true;
                            iFlightModel.Velocity = new Vector3(0, 0, 0);
                            newColPoints          = new List <Vector3>();
                            break;
                        }
                    }
                }
                prevColPoints = newColPoints;
            }
            prevPos = this.Position;
        }
Example #2
0
        public void OnFrameMove(Device device, double totalTime, float elapsedTime)
        {
            if (playing)
            {
                if (startTime == -1)
                {
                    startTime = totalTime;
                }

                relativeTime = totalTime - startTime;
                if (relativeTime >= nextTime)
                {
                    previousTime              = nextTime;
                    previousState.Position    = nextState.Position;
                    previousState.Orientation = nextState.Orientation;
                    previousState.Rudder      = nextState.Rudder;
                    previousState.Throttle    = nextState.Throttle;
                    previousState.Elevator    = nextState.Elevator;
                    previousState.Ailerons    = nextState.Ailerons;
                    previousState.Smoke       = nextState.Smoke;
                    previousState.Gear        = nextState.Gear;
                    previousState.Flaps       = nextState.Flaps;
                    previousState.OnWater     = nextState.OnWater;
                    try
                    {
                        nextTime = binaryReader.ReadDouble();
                        nextState.Read(binaryReader);
                    }
                    catch (Exception)
                    {
                        StopPlaying();
                        return;
                    }
                }

                double factor = (relativeTime - previousTime) / (nextTime - previousTime);
                float  newYaw;
                float  newPitch;
                float  newRoll;
                if (Math.Abs(previousState.Orientation.X - nextState.Orientation.X) > Math.PI)
                {
                    newYaw = (float)(1 - factor) * ((previousState.Orientation.X + 2 * (float)Math.PI) % (2 * (float)Math.PI)) + (float)factor * ((nextState.Orientation.X + 2 * (float)Math.PI) % (2 * (float)Math.PI));
                }
                else
                {
                    newYaw = (float)(1 - factor) * previousState.Orientation.X + (float)factor * nextState.Orientation.X;
                }
                if (Math.Abs(previousState.Orientation.Y - nextState.Orientation.Y) > Math.PI)
                {
                    newPitch = (float)(1 - factor) * ((previousState.Orientation.Y + 2 * (float)Math.PI) % (2 * (float)Math.PI)) + (float)factor * ((nextState.Orientation.Y + 2 * (float)Math.PI) % (2 * (float)Math.PI));
                }
                else
                {
                    newPitch = (float)(1 - factor) * previousState.Orientation.Y + (float)factor * nextState.Orientation.Y;
                }
                if (Math.Abs(previousState.Orientation.Z - nextState.Orientation.Z) > Math.PI)
                {
                    newRoll = (float)(1 - factor) * ((previousState.Orientation.Z + 2 * (float)Math.PI) % (2 * (float)Math.PI)) + (float)factor * ((nextState.Orientation.Z + 2 * (float)Math.PI) % (2 * (float)Math.PI));
                }
                else
                {
                    newRoll = (float)(1 - factor) * previousState.Orientation.Z + (float)factor * nextState.Orientation.Z;
                }

                if ((currentState.Flaps) && (Flaps < 0.9999))
                {
                    Flaps = Math.Min(1.0, Flaps + elapsedTime / AircraftParameters.FlapsDelay);
                }
                else if ((Flaps > 0.0001) && (!currentState.Flaps))
                {
                    Flaps = Math.Max(0, Flaps - elapsedTime / AircraftParameters.FlapsDelay);
                }
                if ((currentState.Gear) && (Gear < 0.9999))
                {
                    Gear = Math.Min(1.0, Gear + elapsedTime / AircraftParameters.GearDelay);
                }
                else if ((Gear > 0.0001) && (!currentState.Gear))
                {
                    Gear = Math.Max(0, Gear - elapsedTime / AircraftParameters.GearDelay);
                }

                currentState.Position    = (float)(1 - factor) * previousState.Position + (float)factor * nextState.Position;
                currentState.Orientation = new Microsoft.DirectX.Vector3(newYaw, newPitch, newRoll);
                currentState.Rudder      = (1 - factor) * previousState.Rudder + factor * nextState.Rudder;
                currentState.Throttle    = (1 - factor) * previousState.Throttle + factor * nextState.Throttle;
                currentState.Elevator    = (1 - factor) * previousState.Elevator + factor * nextState.Elevator;
                currentState.Ailerons    = (1 - factor) * previousState.Ailerons + factor * nextState.Ailerons;
                currentState.Smoke       = previousState.Smoke;
                currentState.Gear        = previousState.Gear;
                currentState.Flaps       = previousState.Flaps;
                currentState.OnWater     = previousState.OnWater;

                float speed = (float)((currentState.Position - nextState.Position).Length() / (nextTime - previousTime));

                airplaneModel.Position     = currentState.Position;
                airplaneModel.YawPitchRoll = currentState.Orientation;
                airplaneModel.OnFrameMove(device, totalTime, elapsedTime);

                smoke.Position = airplaneModel.Position - (float)Throttle * this.airplaneModel.Front;
                smoke.Emitting = currentState.Smoke;
                smoke.OnFrameMove(device, totalTime, elapsedTime);

                if (currentState.OnWater)
                {
                    ripples.AddRipple(speed, airplaneModel.Position, totalTime);
                }
                ripples.OnFrameMove(device, totalTime, elapsedTime);
            }
        }