Exemple #1
0
        /// <summary>
        /// This creates the Avatar's physical Surrogate at the position supplied
        /// </summary>
        /// <param name="npositionX"></param>
        /// <param name="npositionY"></param>
        /// <param name="npositionZ"></param>

        // WARNING: This MUST NOT be called outside of ProcessTaints, else we can have unsynchronized access
        // to ODE internals. ProcessTaints is called from within thread-locked Simulate(), so it is the only
        // place that is safe to call this routine AvatarGeomAndBodyCreation.
        private void AvatarGeomAndBodyCreation(float npositionX, float npositionY, float npositionZ, float tensor)
        {
            //CAPSULE_LENGTH = -5;
            //CAPSULE_RADIUS = -5;
            int dAMotorEuler = 1;

            _parent_scene.waitForSpaceUnlock(_parent_scene.space);
            if (CAPSULE_LENGTH <= 0)
            {
                m_log.Warn("[PHYSICS]: The capsule size you specified in opensim.ini is invalid!  Setting it to the smallest possible size!");
                CAPSULE_LENGTH = 0.01f;
            }

            if (CAPSULE_RADIUS <= 0)
            {
                m_log.Warn("[PHYSICS]: The capsule size you specified in opensim.ini is invalid!  Setting it to the smallest possible size!");
                CAPSULE_RADIUS = 0.01f;
            }
            Shell = d.CreateCapsule(_parent_scene.space, CAPSULE_RADIUS, CAPSULE_LENGTH);

            d.GeomSetCategoryBits(Shell, (int)m_collisionCategories);
            d.GeomSetCollideBits(Shell, (int)m_collisionFlags);

            d.MassSetCapsuleTotal(out ShellMass, m_mass, 2, CAPSULE_RADIUS, CAPSULE_LENGTH);
            Body = d.BodyCreate(_parent_scene.world);
            d.BodySetPosition(Body, npositionX, npositionY, npositionZ);

            _position.X = npositionX;
            _position.Y = npositionY;
            _position.Z = npositionZ;


            m_taintPosition.X = npositionX;
            m_taintPosition.Y = npositionY;
            m_taintPosition.Z = npositionZ;

            d.BodySetMass(Body, ref ShellMass);
            d.Matrix3 m_caprot;
            // 90 Stand up on the cap of the capped cyllinder
            d.RFromAxisAndAngle(out m_caprot, 1, 0, 1, (float)(Math.PI / 2));


            d.GeomSetRotation(Shell, ref m_caprot);
            d.BodySetRotation(Body, ref m_caprot);

            d.GeomSetBody(Shell, Body);


            // The purpose of the AMotor here is to keep the avatar's physical
            // surrogate from rotating while moving
            Amotor = d.JointCreateAMotor(_parent_scene.world, IntPtr.Zero);
            d.JointAttach(Amotor, Body, IntPtr.Zero);
            d.JointSetAMotorMode(Amotor, dAMotorEuler);
            d.JointSetAMotorNumAxes(Amotor, 3);
            d.JointSetAMotorAxis(Amotor, 0, 0, 1, 0, 0);
            d.JointSetAMotorAxis(Amotor, 1, 0, 0, 1, 0);
            d.JointSetAMotorAxis(Amotor, 2, 0, 0, 0, 1);
            d.JointSetAMotorAngle(Amotor, 0, 0);
            d.JointSetAMotorAngle(Amotor, 1, 0);
            d.JointSetAMotorAngle(Amotor, 2, 0);

            // These lowstops and high stops are effectively (no wiggle room)
            d.JointSetAMotorParam(Amotor, (int)dParam.LowStop, -0.000000000001f);
            d.JointSetAMotorParam(Amotor, (int)dParam.LoStop3, -0.000000000001f);
            d.JointSetAMotorParam(Amotor, (int)dParam.LoStop2, -0.000000000001f);
            d.JointSetAMotorParam(Amotor, (int)dParam.HiStop, 0.000000000001f);
            d.JointSetAMotorParam(Amotor, (int)dParam.HiStop3, 0.000000000001f);
            d.JointSetAMotorParam(Amotor, (int)dParam.HiStop2, 0.000000000001f);

            // Fudge factor is 1f by default, we're setting it to 0.  We don't want it to Fudge or the
            // capped cyllinder will fall over
            d.JointSetAMotorParam(Amotor, (int)dParam.FudgeFactor, 0f);
            d.JointSetAMotorParam(Amotor, (int)dParam.FMax, tensor);

            //d.Matrix3 bodyrotation = d.BodyGetRotation(Body);
            //d.QfromR(
            //d.Matrix3 checkrotation = new d.Matrix3(0.7071068,0.5, -0.7071068,
            //
            //m_log.Info("[PHYSICSAV]: Rotation: " + bodyrotation.M00 + " : " + bodyrotation.M01 + " : " + bodyrotation.M02 + " : " + bodyrotation.M10 + " : " + bodyrotation.M11 + " : " + bodyrotation.M12 + " : " + bodyrotation.M20 + " : " + bodyrotation.M21 + " : " + bodyrotation.M22);
            //standupStraight();
        }