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BulletSim: pass collision subscription information to the C++ code so collisions on objects that don't care are not reported up.

0.7.4.1
Robert Adams 2012-08-03 14:44:07 -07:00
parent ea36d4a4cf
commit e7ad6ed3a3
3 changed files with 45 additions and 16 deletions
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18
OpenSim/Region/Physics/BulletSPlugin/BSCharacter.cs
View File

@ -125,6 +125,8 @@ public class BSCharacter : PhysicsActor
BulletSimAPI.CreateObject(parent_scene.WorldID, shapeData);
m_body = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID));
// avatars get all collisions no matter what
BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
});
return;
@ -384,11 +386,25 @@ public class BSCharacter : PhysicsActor
// Turn on collision events at a rate no faster than one every the given milliseconds
public override void SubscribeEvents(int ms) {
_subscribedEventsMs = ms;
_nextCollisionOkTime = Util.EnvironmentTickCount() - _subscribedEventsMs; // make first collision happen
if (ms > 0)
{
// make sure first collision happens
_nextCollisionOkTime = Util.EnvironmentTickCount() - _subscribedEventsMs;
Scene.TaintedObject(delegate()
{
BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
});
}
}
// Stop collision events
public override void UnSubscribeEvents() {
_subscribedEventsMs = 0;
// Avatars get all their collision events
// Scene.TaintedObject(delegate()
// {
// BulletSimAPI.RemoveFromCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
// });
}
// Return 'true' if someone has subscribed to events
public override bool SubscribedEvents() {

12
OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
View File

@ -642,11 +642,23 @@ public sealed class BSPrim : PhysicsActor
}
public override void SubscribeEvents(int ms) {
_subscribedEventsMs = ms;
if (ms > 0)
{
// make sure first collision happens
_nextCollisionOkTime = Util.EnvironmentTickCount() - _subscribedEventsMs;
Scene.TaintedObject(delegate()
{
BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
});
}
}
public override void UnSubscribeEvents() {
_subscribedEventsMs = 0;
Scene.TaintedObject(delegate()
{
BulletSimAPI.RemoveFromCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
});
}
public override bool SubscribedEvents() {
return (_subscribedEventsMs > 0);

27
OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs
View File

@ -179,17 +179,18 @@ public struct ConfigurationParameters
// Values used by Bullet and BulletSim to control collisions
public enum CollisionFlags : uint
{
STATIC_OBJECT = 1 << 0,
KINEMATIC_OBJECT = 1 << 1,
NO_CONTACT_RESPONSE = 1 << 2,
CUSTOM_MATERIAL_CALLBACK = 1 << 3,
CHARACTER_OBJECT = 1 << 4,
DISABLE_VISUALIZE_OBJECT = 1 << 5,
DISABLE_SPU_COLLISION_PROCESS = 1 << 6,
CF_STATIC_OBJECT = 1 << 0,
CF_KINEMATIC_OBJECT = 1 << 1,
CF_NO_CONTACT_RESPONSE = 1 << 2,
CF_CUSTOM_MATERIAL_CALLBACK = 1 << 3,
CF_CHARACTER_OBJECT = 1 << 4,
CF_DISABLE_VISUALIZE_OBJECT = 1 << 5,
CF_DISABLE_SPU_COLLISION_PROCESS = 1 << 6,
// Following used by BulletSim to control collisions
VOLUME_DETECT_OBJECT = 1 << 10,
PHANTOM_OBJECT = 1 << 11,
PHYSICAL_OBJECT = 1 << 12,
BS_SUBSCRIBE_COLLISION_EVENTS = 1 << 10,
BS_VOLUME_DETECT_OBJECT = 1 << 11,
BS_PHANTOM_OBJECT = 1 << 12,
BS_PHYSICAL_OBJECT = 1 << 13,
};
// CFM controls the 'hardness' of the constraint. 0=fixed, 0..1=violatable. Default=0
@ -481,13 +482,13 @@ public static extern bool SetLinearVelocity2(IntPtr obj, Vector3 val);
public static extern bool SetInterpolation2(IntPtr obj, Vector3 lin, Vector3 ang);
[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
public static extern IntPtr SetCollisionFlags2(IntPtr obj, uint flags);
public static extern IntPtr SetCollisionFlags2(IntPtr obj, CollisionFlags flags);
[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
public static extern IntPtr AddToCollisionFlags2(IntPtr obj, uint flags);
public static extern IntPtr AddToCollisionFlags2(IntPtr obj, CollisionFlags flags);
[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
public static extern IntPtr RemoveFromCollisionFlags2(IntPtr obj, uint flags);
public static extern IntPtr RemoveFromCollisionFlags2(IntPtr obj, CollisionFlags flags);
[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
public static extern bool SetMassProps2(IntPtr obj, float mass, Vector3 inertia);