private void HandleNonCarCollision(Vehicle vehicle, NonCar nonCar, Vector3 pos, Vector3 patchnormal, Vector3 normalforce, ContactPairFlag events)
{
if (nonCar.LastTouchTime + 0.1f > GameEngine.TotalSeconds)
{
nonCar.LastTouchTime = GameEngine.TotalSeconds;
return;
}
nonCar.LastVehicleToHit = vehicle;
if (nonCar.IsAttached)
{
if (normalforce == Vector3.Zero)
{
return;
}
nonCar.Hit = true;
float speed = vehicle.Chassis.LastSpeeds.GetMax();
if (speed < 20)
{
return;
}
normalforce = Vector3.Normalize(normalforce);
Vector3 directedForce = normalforce * speed * vehicle.Config.Mass;
float factor = (1 / (nonCar.Config.TorqueRequiredToMove * nonCar.Config.MassWhenAttached)) * 0.005f;
nonCar.Rotation.X += -directedForce.X * factor;
nonCar.Rotation.Z += directedForce.Z * factor;
nonCar.LastTouchTime = GameEngine.TotalSeconds;
nonCar.LastForcePosition = pos;
nonCar.LastForce = directedForce;
//multiply force to match the force generated by hitting a solid wall/barrier etc
vehicle.OnCollision(directedForce.Length() * 15, pos, normalforce, true);
}
else
{
vehicle.OnCollision(normalforce.Length(), pos, normalforce, false);
}
nonCar.LastTouchTime = GameEngine.TotalSeconds;
}
private void HandleNonCarCollision(Vehicle vehicle, NonCar nonCar, Vector3 pos, Vector3 patchnormal, Vector3 normalforce, ContactPairFlag events)
{
if (nonCar.LastTouchTime + 0.1f > Engine.TotalSeconds)
{
nonCar.LastTouchTime = Engine.TotalSeconds;
return;
}
nonCar.LastVehicleToHit = vehicle;
if (nonCar.IsAttached)
{
if (normalforce == Vector3.Zero) return;
nonCar.Hit = true;
float speed = vehicle.Chassis.LastSpeeds.GetMax();
if (speed < 20) return;
normalforce = Vector3.Normalize(normalforce);
Vector3 directedForce = normalforce * speed * vehicle.Config.Mass;
float factor = (1 / (nonCar.Config.TorqueRequiredToMove * nonCar.Config.MassWhenAttached)) * 0.005f;
nonCar.Rotation.X += -directedForce.X * factor;
nonCar.Rotation.Z += directedForce.Z * factor;
nonCar.LastTouchTime = Engine.TotalSeconds;
nonCar.LastForcePosition = pos;
nonCar.LastForce = directedForce;
//multiply force to match the force generated by hitting a solid wall/barrier etc
vehicle.OnCollision(directedForce.Length() * 15, pos, normalforce, true);
}
else
{
vehicle.OnCollision(normalforce.Length(), pos, normalforce, false);
}
nonCar.LastTouchTime = Engine.TotalSeconds;
}
public override void OnTrigger(Shape triggerShape, Shape otherShape, TriggerFlag status)
{
if (otherShape.Actor.UserData is Vehicle)
{
Vehicle vehicle = (Vehicle)otherShape.Actor.UserData;
if (otherShape.Name != PhysXConsts.VehicleBody)
{
return;
}
if (triggerShape.Actor.UserData is Checkpoint)
{
if (vehicle.Driver is PlayerDriver)
{
Checkpoint checkpoint = (Checkpoint)triggerShape.Actor.UserData;
Race.Current.OnCheckpointHit(checkpoint);
}
}
else if (triggerShape.Actor.UserData is SpecialVolume)
{
if (status == TriggerFlag.OnEnter)
{
Race.Current.OnVehicleEnterSpecVol((SpecialVolume)triggerShape.Actor.UserData, vehicle);
}
else if (status == TriggerFlag.OnLeave)
{
Race.Current.OnVehicleExitSpecVol((SpecialVolume)triggerShape.Actor.UserData, vehicle);
}
}
else if (triggerShape.Actor.UserData is Pedestrian)
{
Race.Current.OnPedestrianHit((Pedestrian)triggerShape.Actor.UserData, vehicle);
}
}
else if (otherShape.Actor.UserData is NonCar)
{
NonCar noncar = otherShape.Actor.UserData as NonCar;
// if the trigger is a noncar that was hit within 7 seconds
if (triggerShape.Actor.UserData is Pedestrian && noncar.LastTouchTime + 7f > GameEngine.TotalSeconds)
{
Pedestrian ped = (Pedestrian)triggerShape.Actor.UserData;
if (!ped.IsHit)
{
if (noncar.LastVehicleToHit != null)
{
Race.Current.OnPedestrianHit(ped, noncar.LastVehicleToHit);
if (noncar.LastVehicleToHit.Driver is PlayerDriver)
{
if (GameVars.Emulation == EmulationMode.Demo) // billiard.pix doesn't exist in c1 demo
{
MessageRenderer.Instance.PostHeaderMessage("Nice shot, sir!", 3);
}
else
{
MessageRenderer.Instance.PostMainMessage("billiard.pix", 3, 0.7f, 0.003f, 1.4f);
}
}
}
}
}
}
}
public static NonCar GenerateNonCar(CActor actor, List <NoncarFile> nonCars)
{
if (actor.Model == null)
{
return(null);
}
if (actor.Name.StartsWith("&"))
{
int index = int.Parse(actor.Name.Substring(1, 2));
NoncarFile nonCarFile = nonCars.Find(a => a.IndexNumber == index);
if (nonCarFile == null)
{
Debug.WriteLine("No noncar matching " + actor.Name);
return(null);
}
ActorDescription actorDesc = new ActorDescription();
actorDesc.BodyDescription = new BodyDescription()
{
Mass = nonCarFile.Mass
};
BoxShapeDescription boxDesc = new BoxShapeDescription();
boxDesc.Size = nonCarFile.BoundingBox.GetSize();
boxDesc.LocalPosition = nonCarFile.BoundingBox.GetCenter();
actorDesc.Shapes.Add(boxDesc);
foreach (Vector3 extraPoint in nonCarFile.ExtraBoundingBoxPoints)
{
SphereShapeDescription extra = new SphereShapeDescription(0.2f);
extra.LocalPosition = extraPoint;
extra.Mass = 0;
actorDesc.Shapes.Add(extra);
}
Vector3 scaleout, transout;
Quaternion b;
bool success = actor.Matrix.Decompose(out scaleout, out b, out transout);
//if (!success) throw new Exception();
Matrix m =
Matrix.CreateFromQuaternion(b) *
Matrix.CreateTranslation(transout);
StillDesign.PhysX.Actor instance = PhysX.Instance.Scene.CreateActor(actorDesc);
instance.GlobalPose = m;
instance.SetCenterOfMassOffsetLocalPosition(nonCarFile.CenterOfMass);
instance.Group = PhysXConsts.NonCarId;
//foreach (Shape s in instance.Shapes)
// s.SetFlag(ShapeFlag.Visualization, false);
NonCar noncar = new NonCar {
Config = nonCarFile, CActor = actor
};
instance.UserData = noncar;
actor.AttachToPhysX(instance);
if (nonCarFile.BendAngleBeforeSnapping > 0)
{
noncar.AttachToGround();
}
instance.Sleep();
return(noncar);
}
else
{
return(null);
}
}
public static Actor GenerateTrackActor(RaceFile file, CActorHierarchy actors, out List <NonCar> nonCarInstances)
{
List <Vector3> verts = new List <Vector3>();
List <ushort> indices = new List <ushort>();
List <ushort> materialIndices = new List <ushort>();
List <OpenC1.CActor> actorsList = actors.All();
nonCarInstances = new List <NonCar>();
for (int i = 0; i < actorsList.Count; i++)
{
CActor actor = actorsList[i];
if (actor.Model == null)
{
continue;
}
if (actor.Name.StartsWith("&"))
{
if (Char.IsDigit(actor.Name[1]) && Char.IsDigit(actor.Name[2]))
{
NonCar nc = GenerateNonCar(actor, file.NonCars);
if (nc != null)
{
nonCarInstances.Add(nc);
continue; //dont-merge with track
}
}
}
int baseIndex = verts.Count;
for (int j = 0; j < actor.Model.VertexCount; j++)
{
verts.Add(Vector3.Zero);
}
foreach (Polygon poly in actor.Model.Polygons)
{
if (poly.MaterialIndex < 0)
{
continue;
}
string materialName = actor.Model.MaterialNames == null ? "none" : actor.Model.MaterialNames[poly.MaterialIndex];
//this is a non-solid material
if (materialName.StartsWith("!"))
{
continue;
}
int index = baseIndex + poly.Vertex1;
indices.Add((ushort)index);
if (verts[index] == Vector3.Zero)
{
Vector3 transformedVec = Vector3.Transform(actors.Models._vertexPositions[actor.Model.VertexBaseIndex + poly.Vertex1], actor.Matrix);
verts[index] = transformedVec;
}
index = baseIndex + poly.Vertex2;
indices.Add((ushort)index);
if (verts[index] == Vector3.Zero)
{
Vector3 transformedVec = Vector3.Transform(actors.Models._vertexPositions[actor.Model.VertexBaseIndex + poly.Vertex2], actor.Matrix);
verts[index] = transformedVec;
}
index = baseIndex + poly.Vertex3;
indices.Add((ushort)index);
if (verts[index] == Vector3.Zero)
{
Vector3 transformedVec = Vector3.Transform(actors.Models._vertexPositions[actor.Model.VertexBaseIndex + poly.Vertex3], actor.Matrix);
verts[index] = transformedVec;
}
if (Char.IsDigit(materialName[0]))
{
ushort matModiferId = (ushort)(ushort.Parse(materialName.Substring(0, 1)) + 1);
if (matModiferId >= file.MaterialModifiers.Count)
{
matModiferId = 0;
}
materialIndices.Add(matModiferId);
}
else
{
materialIndices.Add(0);
}
}
}
TriangleMeshDescription meshDesc = new TriangleMeshDescription();
meshDesc.TriangleCount = indices.Count / 3;
meshDesc.VertexCount = verts.Count;
meshDesc.AllocateVertices <Vector3>(meshDesc.VertexCount);
meshDesc.AllocateTriangles <ushort>(meshDesc.TriangleCount);
meshDesc.AllocateMaterialIndices <ushort>(materialIndices.Count);
meshDesc.TriangleStream.SetData(indices.ToArray());
meshDesc.VerticesStream.SetData(verts.ToArray());
meshDesc.MaterialIndicesStream.SetData(materialIndices.ToArray());
meshDesc.Flags = MeshFlag.Indices16Bit;
MemoryStream s = new MemoryStream();
Cooking.InitializeCooking();
Cooking.CookTriangleMesh(meshDesc, s);
Cooking.CloseCooking();
s.Position = 0;
TriangleMesh triangleMesh = PhysX.Instance.Core.CreateTriangleMesh(s);
TriangleMeshShapeDescription shape = new TriangleMeshShapeDescription()
{
TriangleMesh = triangleMesh,
};
ActorDescription actorDescription = new ActorDescription()
{
GlobalPose = Matrix.CreateTranslation(0, 0, 0),
Shapes = { shape }
};
foreach (Checkpoint checkpoint in file.Checkpoints)
{
ActorDescription actorDesc = new ActorDescription();
BoxShapeDescription box = new BoxShapeDescription(checkpoint.BBox.GetSize());
box.Flags = ShapeFlag.TriggerOnEnter | ShapeFlag.Visualization;
actorDesc.Shapes.Add(box);
Actor actor = PhysX.Instance.Scene.CreateActor(actorDesc);
actor.GlobalPosition = checkpoint.BBox.GetCenter();
actor.UserData = checkpoint;
}
StillDesign.PhysX.Actor environment = PhysX.Instance.Scene.CreateActor(actorDescription);
environment.Group = PhysXConsts.TrackId;
environment.Shapes[0].SetFlag(ShapeFlag.Visualization, false);
CreateDefaultWaterSpecVols(file, actorsList, actors.Models);
for (int i = 1; i < file.SpecialVolumes.Count; i++)
{
SpecialVolume vol = file.SpecialVolumes[i];
Vector3 scale = new Vector3();
Vector3 trans = new Vector3();
Quaternion q = new Quaternion();
Matrix matrix = vol.Matrix;
bool success = matrix.Decompose(out scale, out q, out trans);
if (scale.Z == 0)
{
scale.Z = 0.1f;
}
ActorDescription actorDesc = new ActorDescription();
BoxShapeDescription box = new BoxShapeDescription(scale);
if (success)
{
if (float.IsNaN(q.X))
{
continue;
}
box.LocalRotation = Matrix.CreateFromQuaternion(q);
}
else
{
//if the matrix cannot be decomposed, like part of the long tunnel in coasta...
// get the rotation by calculating some points and working out rotation from them
Vector3 v1 = Vector3.Transform(new Vector3(-1, -1, 1), matrix);
Vector3 v2 = Vector3.Transform(new Vector3(-1, 1, -1), matrix);
Vector3 forwards = v2 - v1;
forwards.Normalize();
box.LocalRotation = Matrix.CreateWorld(Vector3.Zero, forwards, Vector3.Up);
}
box.Flags = ShapeFlag.TriggerOnEnter | ShapeFlag.TriggerOnLeave | ShapeFlag.Visualization;
actorDesc.Shapes.Add(box);
Actor actor = PhysX.Instance.Scene.CreateActor(actorDesc);
actor.GlobalPosition = vol.Matrix.Translation;
actor.UserData = vol;
}
return(environment);
}
public static NonCar GenerateNonCar(CActor actor, List<NoncarFile> nonCars)
{
if (actor.Model == null) return null;
if (actor.Name.StartsWith("&"))
{
int index = int.Parse(actor.Name.Substring(1, 2));
NoncarFile nonCarFile = nonCars.Find(a => a.IndexNumber == index);
if (nonCarFile == null)
{
Debug.WriteLine("No noncar matching " + actor.Name);
return null;
}
ActorDescription actorDesc = new ActorDescription();
actorDesc.BodyDescription = new BodyDescription() { Mass = nonCarFile.Mass };
BoxShapeDescription boxDesc = new BoxShapeDescription();
boxDesc.Size = nonCarFile.BoundingBox.GetSize();
boxDesc.LocalPosition = nonCarFile.BoundingBox.GetCenter();
actorDesc.Shapes.Add(boxDesc);
foreach (Vector3 extraPoint in nonCarFile.ExtraBoundingBoxPoints)
{
SphereShapeDescription extra = new SphereShapeDescription(0.2f);
extra.LocalPosition = extraPoint;
extra.Mass = 0;
actorDesc.Shapes.Add(extra);
}
Vector3 scaleout, transout;
Quaternion b;
bool success = actor.Matrix.Decompose(out scaleout, out b, out transout);
//if (!success) throw new Exception();
Matrix m =
Matrix.CreateFromQuaternion(b) *
Matrix.CreateTranslation(transout);
StillDesign.PhysX.Actor instance = PhysX.Instance.Scene.CreateActor(actorDesc);
instance.GlobalPose = m;
instance.SetCenterOfMassOffsetLocalPosition(nonCarFile.CenterOfMass);
instance.Group = PhysXConsts.NonCarId;
//foreach (Shape s in instance.Shapes)
// s.SetFlag(ShapeFlag.Visualization, false);
NonCar noncar = new NonCar { Config = nonCarFile, CActor = actor };
instance.UserData = noncar;
actor.AttachToPhysX(instance);
if (nonCarFile.BendAngleBeforeSnapping > 0)
{
noncar.AttachToGround();
}
instance.Sleep();
return noncar;
}
else
{
return null;
}
}
