Exemplo n.º 1
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        /// <summary>
        /// Transforms a vector by the given matrix.
        /// </summary>
        /// <param name="position">The vector to transform.</param>
        /// <param name="matrix">The transform matrix.</param>
        /// <returns>The transformed vector.</returns>
        #region public static JVector Transform(JVector position, JMatrix matrix)
        public static TSVector Transform(TSVector position, TSMatrix matrix)
        {
            TSVector result;

            TSVector.Transform(ref position, ref matrix, out result);
            return(result);
        }
Exemplo n.º 2
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        public void UpdatePosition()
        {
            bool flag = this.body1IsMassPoint;

            if (flag)
            {
                TSVector.Add(ref this.realRelPos1, ref this.body1.position, out this.p1);
            }
            else
            {
                TSVector.Transform(ref this.realRelPos1, ref this.body1.orientation, out this.p1);
                TSVector.Add(ref this.p1, ref this.body1.position, out this.p1);
            }
            bool flag2 = this.body2IsMassPoint;

            if (flag2)
            {
                TSVector.Add(ref this.realRelPos2, ref this.body2.position, out this.p2);
            }
            else
            {
                TSVector.Transform(ref this.realRelPos2, ref this.body2.orientation, out this.p2);
                TSVector.Add(ref this.p2, ref this.body2.position, out this.p2);
            }
            TSVector tSVector;

            TSVector.Subtract(ref this.p1, ref this.p2, out tSVector);
            this.penetration = TSVector.Dot(ref tSVector, ref this.normal);
        }
Exemplo n.º 3
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 private void SupportMapping(RigidBody body, Shape workingShape, ref TSVector direction, out TSVector result)
 {
     TSVector.Transform(ref direction, ref body.invOrientation, out result);
     workingShape.SupportMapping(ref result, out result);
     TSVector.Transform(ref result, ref body.orientation, out result);
     TSVector.Add(ref result, ref body.position, out result);
 }
Exemplo n.º 4
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        public override void PrepareForIteration(FP timestep)
        {
            TSVector.Transform(ref this.localAnchor1, ref this.body1.orientation, out this.r1);
            TSVector.Transform(ref this.localAnchor2, ref this.body2.orientation, out this.r2);
            TSVector value;

            TSVector.Add(ref this.body1.position, ref this.r1, out value);
            TSVector value2;

            TSVector.Add(ref this.body2.position, ref this.r2, out value2);
            TSVector tSVector;

            TSVector.Subtract(ref value2, ref value, out tSVector);
            FP   x    = tSVector.magnitude - this.distance;
            bool flag = this.behavior == PointPointDistance.DistanceBehavior.LimitMaximumDistance && x <= FP.Zero;

            if (flag)
            {
                this.skipConstraint = true;
            }
            else
            {
                bool flag2 = this.behavior == PointPointDistance.DistanceBehavior.LimitMinimumDistance && x >= FP.Zero;
                if (flag2)
                {
                    this.skipConstraint = true;
                }
                else
                {
                    this.skipConstraint = false;
                    TSVector value3 = value2 - value;
                    bool     flag3  = value3.sqrMagnitude != FP.Zero;
                    if (flag3)
                    {
                        value3.Normalize();
                    }
                    this.jacobian[0]    = -FP.One * value3;
                    this.jacobian[1]    = -FP.One * (this.r1 % value3);
                    this.jacobian[2]    = FP.One * value3;
                    this.jacobian[3]    = this.r2 % value3;
                    this.effectiveMass  = this.body1.inverseMass + this.body2.inverseMass + TSVector.Transform(this.jacobian[1], this.body1.invInertiaWorld) * this.jacobian[1] + TSVector.Transform(this.jacobian[3], this.body2.invInertiaWorld) * this.jacobian[3];
                    this.softnessOverDt = this.softness / timestep;
                    this.effectiveMass += this.softnessOverDt;
                    this.effectiveMass  = FP.One / this.effectiveMass;
                    this.bias           = x * this.biasFactor * (FP.One / timestep);
                    bool flag4 = !this.body1.isStatic;
                    if (flag4)
                    {
                        this.body1.linearVelocity  += this.body1.inverseMass * this.accumulatedImpulse * this.jacobian[0];
                        this.body1.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[1], this.body1.invInertiaWorld);
                    }
                    bool flag5 = !this.body2.isStatic;
                    if (flag5)
                    {
                        this.body2.linearVelocity  += this.body2.inverseMass * this.accumulatedImpulse * this.jacobian[2];
                        this.body2.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[3], this.body2.invInertiaWorld);
                    }
                }
            }
        }
Exemplo n.º 5
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 public PointOnPoint(RigidBody body1, RigidBody body2, TSVector anchor) : base(body1, body2)
 {
     TSVector.Subtract(ref anchor, ref body1.position, out this.localAnchor1);
     TSVector.Subtract(ref anchor, ref body2.position, out this.localAnchor2);
     TSVector.Transform(ref this.localAnchor1, ref body1.invOrientation, out this.localAnchor1);
     TSVector.Transform(ref this.localAnchor2, ref body2.invOrientation, out this.localAnchor2);
 }
Exemplo n.º 6
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 public override void SupportMapping(ref TSVector direction, out TSVector result)
 {
     TSVector.Transform(ref direction, ref this.shapes[this.currentShape].invOrientation, out result);
     this.shapes[this.currentShape].Shape.SupportMapping(ref direction, out result);
     TSVector.Transform(ref result, ref this.shapes[this.currentShape].orientation, out result);
     TSVector.Add(ref result, ref this.shapes[this.currentShape].position, out result);
 }
Exemplo n.º 7
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 public void Rotate(TSMatrix orientation, TSVector center)
 {
     for (int i = 0; i < this.points.Count; i++)
     {
         this.points[i].position = TSVector.Transform(this.points[i].position - center, orientation);
     }
 }
Exemplo n.º 8
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        private void IntegrateForces()
        {
            int i     = 0;
            int count = this.rigidBodies.Count;

            while (i < count)
            {
                RigidBody rigidBody = this.rigidBodies[i];
                bool      flag      = !rigidBody.isStatic && rigidBody.IsActive;
                if (flag)
                {
                    TSVector tSVector;
                    TSVector.Multiply(ref rigidBody.force, rigidBody.inverseMass * this.timestep, out tSVector);
                    TSVector.Add(ref tSVector, ref rigidBody.linearVelocity, out rigidBody.linearVelocity);
                    bool flag2 = !rigidBody.isParticle;
                    if (flag2)
                    {
                        TSVector.Multiply(ref rigidBody.torque, this.timestep, out tSVector);
                        TSVector.Transform(ref tSVector, ref rigidBody.invInertiaWorld, out tSVector);
                        TSVector.Add(ref tSVector, ref rigidBody.angularVelocity, out rigidBody.angularVelocity);
                    }
                    bool affectedByGravity = rigidBody.affectedByGravity;
                    if (affectedByGravity)
                    {
                        TSVector.Multiply(ref this.gravity, this.timestep, out tSVector);
                        TSVector.Add(ref rigidBody.linearVelocity, ref tSVector, out rigidBody.linearVelocity);
                    }
                }
                rigidBody.force.MakeZero();
                rigidBody.torque.MakeZero();
                i++;
            }
        }
Exemplo n.º 9
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 public PointPointDistance(RigidBody body1, RigidBody body2, TSVector anchor1, TSVector anchor2) : base(body1, body2)
 {
     TSVector.Subtract(ref anchor1, ref body1.position, out this.localAnchor1);
     TSVector.Subtract(ref anchor2, ref body2.position, out this.localAnchor2);
     TSVector.Transform(ref this.localAnchor1, ref body1.invOrientation, out this.localAnchor1);
     TSVector.Transform(ref this.localAnchor2, ref body2.invOrientation, out this.localAnchor2);
     this.distance = (anchor1 - anchor2).magnitude;
 }
Exemplo n.º 10
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 public PointOnLine(RigidBody body1, RigidBody body2, TSVector lineStartPointBody1, TSVector pointBody2) : base(body1, body2)
 {
     TSVector.Subtract(ref lineStartPointBody1, ref body1.position, out this.localAnchor1);
     TSVector.Subtract(ref pointBody2, ref body2.position, out this.localAnchor2);
     TSVector.Transform(ref this.localAnchor1, ref body1.invOrientation, out this.localAnchor1);
     TSVector.Transform(ref this.localAnchor2, ref body2.invOrientation, out this.localAnchor2);
     this.lineNormal = TSVector.Normalize(lineStartPointBody1 - pointBody2);
 }
Exemplo n.º 11
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        /**
         *  @brief Rotates game object based on provided axis, point and angle of rotation.
         **/
        public void RotateAround(TSVector point, TSVector axis, FP angle)
        {
            TSVector vector  = this.position;
            TSVector vector2 = vector - point;

            vector2       = TSVector.Transform(vector2, TSMatrix.AngleAxis(angle * FP.Deg2Rad, axis));
            vector        = point + vector2;
            this.position = vector;

            Rotate(axis, angle);
        }
Exemplo n.º 12
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        public override void GetBoundingBox(ref TSMatrix orientation, out TSBBox box)
        {
            TSMatrix tSMatrix;

            TSMath.Absolute(ref orientation, out tSMatrix);
            TSVector max;

            TSVector.Transform(ref this.halfSize, ref tSMatrix, out max);
            box.max = max;
            TSVector.Negate(ref max, out box.min);
        }
Exemplo n.º 13
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        private void UpdateChildRotation()
        {
            TSMatrix matrix = TSMatrix.CreateFromQuaternion(_rotation);

            foreach (TSTransform child in tsChildren)
            {
                child.localRotation = TSQuaternion.CreateFromMatrix(TSMatrix.Inverse(matrix)) * _rotation;
                child.localPosition = TSVector.Transform(child.localPosition, TSMatrix.CreateFromQuaternion(child.localRotation));
                child.position      = TransformPoint(child.localPosition);
            }
        }
Exemplo n.º 14
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        public override void PrepareForIteration(FP timestep)
        {
            TSVector.Transform(ref this.localAnchor1, ref this.body1.orientation, out this.r1);
            TSVector.Transform(ref this.localAnchor2, ref this.body2.orientation, out this.r2);
            TSVector tSVector;

            TSVector.Add(ref this.body1.position, ref this.r1, out tSVector);
            TSVector tSVector2;

            TSVector.Add(ref this.body2.position, ref this.r2, out tSVector2);
            TSVector tSVector3;

            TSVector.Subtract(ref tSVector2, ref tSVector, out tSVector3);
            TSVector tSVector4 = TSVector.Transform(this.lineNormal, this.body1.orientation);

            tSVector4.Normalize();
            TSVector tSVector5 = (tSVector - tSVector2) % tSVector4;
            bool     flag      = tSVector5.sqrMagnitude != FP.Zero;

            if (flag)
            {
                tSVector5.Normalize();
            }
            tSVector5          %= tSVector4;
            this.jacobian[0]    = tSVector5;
            this.jacobian[1]    = (this.r1 + tSVector2 - tSVector) % tSVector5;
            this.jacobian[2]    = -FP.One * tSVector5;
            this.jacobian[3]    = -FP.One * this.r2 % tSVector5;
            this.effectiveMass  = this.body1.inverseMass + this.body2.inverseMass + TSVector.Transform(this.jacobian[1], this.body1.invInertiaWorld) * this.jacobian[1] + TSVector.Transform(this.jacobian[3], this.body2.invInertiaWorld) * this.jacobian[3];
            this.softnessOverDt = this.softness / timestep;
            this.effectiveMass += this.softnessOverDt;
            bool flag2 = this.effectiveMass != 0;

            if (flag2)
            {
                this.effectiveMass = FP.One / this.effectiveMass;
            }
            this.bias = -(tSVector4 % (tSVector2 - tSVector)).magnitude * this.biasFactor * (FP.One / timestep);
            bool flag3 = !this.body1.isStatic;

            if (flag3)
            {
                this.body1.linearVelocity  += this.body1.inverseMass * this.accumulatedImpulse * this.jacobian[0];
                this.body1.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[1], this.body1.invInertiaWorld);
            }
            bool flag4 = !this.body2.isStatic;

            if (flag4)
            {
                this.body2.linearVelocity  += this.body2.inverseMass * this.accumulatedImpulse * this.jacobian[2];
                this.body2.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[3], this.body2.invInertiaWorld);
            }
        }
Exemplo n.º 15
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        public void Transform(ref TSMatrix orientation)
        {
            TSVector value  = FP.Half * (this.max - this.min);
            TSVector value2 = FP.Half * (this.max + this.min);

            TSVector.Transform(ref value2, ref orientation, out value2);
            TSMatrix tSMatrix;

            TSMath.Absolute(ref orientation, out tSMatrix);
            TSVector.Transform(ref value, ref tSMatrix, out value);
            this.max = value2 + value;
            this.min = value2 - value;
        }
Exemplo n.º 16
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        public void ApplyImpulse(TSVector impulse, TSVector relativePosition)
        {
            bool flag = this.isStatic;

            if (flag)
            {
                throw new InvalidOperationException("Can't apply an impulse to a static body.");
            }
            TSVector tSVector;

            TSVector.Multiply(ref impulse, this.inverseMass, out tSVector);
            TSVector.Add(ref this.linearVelocity, ref tSVector, out this.linearVelocity);
            TSVector.Cross(ref relativePosition, ref impulse, out tSVector);
            TSVector.Transform(ref tSVector, ref this.invInertiaWorld, out tSVector);
            TSVector.Add(ref this.angularVelocity, ref tSVector, out this.angularVelocity);
        }
Exemplo n.º 17
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 public void DebugDraw(IDebugDrawer drawer)
 {
     for (int i = 0; i < this.hullPoints.Count; i += 3)
     {
         TSVector pos  = this.hullPoints[i];
         TSVector pos2 = this.hullPoints[i + 1];
         TSVector pos3 = this.hullPoints[i + 2];
         TSVector.Transform(ref pos, ref this.orientation, out pos);
         TSVector.Add(ref pos, ref this.position, out pos);
         TSVector.Transform(ref pos2, ref this.orientation, out pos2);
         TSVector.Add(ref pos2, ref this.position, out pos2);
         TSVector.Transform(ref pos3, ref this.orientation, out pos3);
         TSVector.Add(ref pos3, ref this.position, out pos3);
         drawer.DrawTriangle(pos, pos2, pos3);
     }
 }
Exemplo n.º 18
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        public void Initialize(RigidBody body1, RigidBody body2, ref TSVector point1, ref TSVector point2, ref TSVector n, FP penetration, bool newContact, ContactSettings settings)
        {
            this.body1  = body1;
            this.body2  = body2;
            this.normal = n;
            this.normal.Normalize();
            this.p1         = point1;
            this.p2         = point2;
            this.newContact = newContact;
            TSVector.Subtract(ref this.p1, ref body1.position, out this.relativePos1);
            TSVector.Subtract(ref this.p2, ref body2.position, out this.relativePos2);
            TSVector.Transform(ref this.relativePos1, ref body1.invOrientation, out this.realRelPos1);
            TSVector.Transform(ref this.relativePos2, ref body2.invOrientation, out this.realRelPos2);
            this.initialPen       = penetration;
            this.penetration      = penetration;
            this.body1IsMassPoint = body1.isParticle;
            this.body2IsMassPoint = body2.isParticle;
            if (newContact)
            {
                this.treatBody1AsStatic        = body1.isStatic;
                this.treatBody2AsStatic        = body2.isStatic;
                this.accumulatedNormalImpulse  = FP.Zero;
                this.accumulatedTangentImpulse = FP.Zero;
                this.lostSpeculativeBounce     = FP.Zero;
                switch (settings.MaterialCoefficientMixing)
                {
                case ContactSettings.MaterialCoefficientMixingType.TakeMaximum:
                    this.staticFriction  = TSMath.Max(body1.material.staticFriction, body2.material.staticFriction);
                    this.dynamicFriction = TSMath.Max(body1.material.kineticFriction, body2.material.kineticFriction);
                    this.restitution     = TSMath.Max(body1.material.restitution, body2.material.restitution);
                    break;

                case ContactSettings.MaterialCoefficientMixingType.TakeMinimum:
                    this.staticFriction  = TSMath.Min(body1.material.staticFriction, body2.material.staticFriction);
                    this.dynamicFriction = TSMath.Min(body1.material.kineticFriction, body2.material.kineticFriction);
                    this.restitution     = TSMath.Min(body1.material.restitution, body2.material.restitution);
                    break;

                case ContactSettings.MaterialCoefficientMixingType.UseAverage:
                    this.staticFriction  = (body1.material.staticFriction + body2.material.staticFriction) / (2 * FP.One);
                    this.dynamicFriction = (body1.material.kineticFriction + body2.material.kineticFriction) / (2 * FP.One);
                    this.restitution     = (body1.material.restitution + body2.material.restitution) / (2 * FP.One);
                    break;
                }
            }
            this.settings = settings;
        }
Exemplo n.º 19
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        public override void MakeHull(ref List <TSVector> triangleList, int generationThreshold)
        {
            List <TSVector> list = new List <TSVector>();

            for (int i = 0; i < this.shapes.Length; i++)
            {
                this.shapes[i].Shape.MakeHull(ref list, 4);
                for (int j = 0; j < list.Count; j++)
                {
                    TSVector item = list[j];
                    TSVector.Transform(ref item, ref this.shapes[i].orientation, out item);
                    TSVector.Add(ref item, ref this.shapes[i].position, out item);
                    triangleList.Add(item);
                }
                list.Clear();
            }
        }
Exemplo n.º 20
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        public override void PrepareForIteration(FP timestep)
        {
            TSVector.Transform(ref this.localAnchor1, ref this.body1.orientation, out this.r1);
            TSVector.Transform(ref this.localAnchor2, ref this.body2.orientation, out this.r2);
            TSVector value;

            TSVector.Add(ref this.body1.position, ref this.r1, out value);
            TSVector value2;

            TSVector.Add(ref this.body2.position, ref this.r2, out value2);
            TSVector tSVector;

            TSVector.Subtract(ref value2, ref value, out tSVector);
            FP       magnitude = tSVector.magnitude;
            TSVector value3    = value2 - value;
            bool     flag      = value3.sqrMagnitude != FP.Zero;

            if (flag)
            {
                value3.Normalize();
            }
            this.jacobian[0]    = -FP.One * value3;
            this.jacobian[1]    = -FP.One * (this.r1 % value3);
            this.jacobian[2]    = FP.One * value3;
            this.jacobian[3]    = this.r2 % value3;
            this.effectiveMass  = this.body1.inverseMass + this.body2.inverseMass + TSVector.Transform(this.jacobian[1], this.body1.invInertiaWorld) * this.jacobian[1] + TSVector.Transform(this.jacobian[3], this.body2.invInertiaWorld) * this.jacobian[3];
            this.softnessOverDt = this.softness / timestep;
            this.effectiveMass += this.softnessOverDt;
            this.effectiveMass  = FP.One / this.effectiveMass;
            this.bias           = magnitude * this.biasFactor * (FP.One / timestep);
            bool flag2 = !this.body1.isStatic;

            if (flag2)
            {
                this.body1.linearVelocity  += this.body1.inverseMass * this.accumulatedImpulse * this.jacobian[0];
                this.body1.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[1], this.body1.invInertiaWorld);
            }
            bool flag3 = !this.body2.isStatic;

            if (flag3)
            {
                this.body2.linearVelocity  += this.body2.inverseMass * this.accumulatedImpulse * this.jacobian[2];
                this.body2.angularVelocity += TSVector.Transform(this.accumulatedImpulse * this.jacobian[3], this.body2.invInertiaWorld);
            }
        }
Exemplo n.º 21
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        public override void GetBoundingBox(ref TSMatrix orientation, out TSBBox box)
        {
            box.min = this.mInternalBBox.min;
            box.max = this.mInternalBBox.max;
            TSVector tSVector  = FP.Half * (box.max - box.min);
            TSVector tSVector2 = FP.Half * (box.max + box.min);
            TSVector value;

            TSVector.Transform(ref tSVector2, ref orientation, out value);
            TSMatrix tSMatrix;

            TSMath.Absolute(ref orientation, out tSMatrix);
            TSVector value2;

            TSVector.Transform(ref tSVector, ref tSMatrix, out value2);
            box.max = value + value2;
            box.min = value - value2;
        }
Exemplo n.º 22
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        public override void Iterate()
        {
            bool flag = this.skipConstraint;

            if (!flag)
            {
                FP   x     = this.body1.linearVelocity * this.jacobian[0] + this.body1.angularVelocity * this.jacobian[1] + this.body2.linearVelocity * this.jacobian[2] + this.body2.angularVelocity * this.jacobian[3];
                FP   y     = this.accumulatedImpulse * this.softnessOverDt;
                FP   fP    = -this.effectiveMass * (x + this.bias + y);
                bool flag2 = this.behavior == PointPointDistance.DistanceBehavior.LimitMinimumDistance;
                if (flag2)
                {
                    FP y2 = this.accumulatedImpulse;
                    this.accumulatedImpulse = TSMath.Max(this.accumulatedImpulse + fP, 0);
                    fP = this.accumulatedImpulse - y2;
                }
                else
                {
                    bool flag3 = this.behavior == PointPointDistance.DistanceBehavior.LimitMaximumDistance;
                    if (flag3)
                    {
                        FP y3 = this.accumulatedImpulse;
                        this.accumulatedImpulse = TSMath.Min(this.accumulatedImpulse + fP, 0);
                        fP = this.accumulatedImpulse - y3;
                    }
                    else
                    {
                        this.accumulatedImpulse += fP;
                    }
                }
                bool flag4 = !this.body1.isStatic;
                if (flag4)
                {
                    this.body1.linearVelocity  += this.body1.inverseMass * fP * this.jacobian[0];
                    this.body1.angularVelocity += TSVector.Transform(fP * this.jacobian[1], this.body1.invInertiaWorld);
                }
                bool flag5 = !this.body2.isStatic;
                if (flag5)
                {
                    this.body2.linearVelocity  += this.body2.inverseMass * fP * this.jacobian[2];
                    this.body2.angularVelocity += TSVector.Transform(fP * this.jacobian[3], this.body2.invInertiaWorld);
                }
            }
        }
Exemplo n.º 23
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        public override void Iterate()
        {
            TSVector value    = this.body1.angularVelocity - this.body2.angularVelocity;
            TSVector value2   = this.accumulatedImpulse * this.softnessOverDt;
            TSVector tSVector = -FP.One * TSVector.Transform(value + this.bias + value2, this.effectiveMass);

            this.accumulatedImpulse += tSVector;
            bool flag = !this.body1.IsStatic;

            if (flag)
            {
                this.body1.angularVelocity += TSVector.Transform(tSVector, this.body1.invInertiaWorld);
            }
            bool flag2 = !this.body2.IsStatic;

            if (flag2)
            {
                this.body2.angularVelocity += TSVector.Transform(-FP.One * tSVector, this.body2.invInertiaWorld);
            }
        }
Exemplo n.º 24
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        public override void PrepareForIteration(FP timestep)
        {
            this.effectiveMass     = this.body1.invInertiaWorld + this.body2.invInertiaWorld;
            this.softnessOverDt    = this.softness / timestep;
            this.effectiveMass.M11 = this.effectiveMass.M11 + this.softnessOverDt;
            this.effectiveMass.M22 = this.effectiveMass.M22 + this.softnessOverDt;
            this.effectiveMass.M33 = this.effectiveMass.M33 + this.softnessOverDt;
            TSMatrix.Inverse(ref this.effectiveMass, out this.effectiveMass);
            TSMatrix value;

            TSMatrix.Multiply(ref this.initialOrientation1, ref this.initialOrientation2, out value);
            TSMatrix.Transpose(ref value, out value);
            TSMatrix tSMatrix = value * this.body2.invOrientation * this.body1.orientation;
            FP       fP       = tSMatrix.M32 - tSMatrix.M23;
            FP       fP2      = tSMatrix.M13 - tSMatrix.M31;
            FP       fP3      = tSMatrix.M21 - tSMatrix.M12;
            FP       fP4      = TSMath.Sqrt(fP * fP + fP2 * fP2 + fP3 * fP3);
            FP       x        = tSMatrix.M11 + tSMatrix.M22 + tSMatrix.M33;
            FP       value2   = FP.Atan2(fP4, x - 1);
            TSVector value3   = new TSVector(fP, fP2, fP3) * value2;
            bool     flag     = fP4 != FP.Zero;

            if (flag)
            {
                value3 *= FP.One / fP4;
            }
            this.bias = value3 * this.biasFactor * (-FP.One / timestep);
            bool flag2 = !this.body1.IsStatic;

            if (flag2)
            {
                this.body1.angularVelocity += TSVector.Transform(this.accumulatedImpulse, this.body1.invInertiaWorld);
            }
            bool flag3 = !this.body2.IsStatic;

            if (flag3)
            {
                this.body2.angularVelocity += TSVector.Transform(-FP.One * this.accumulatedImpulse, this.body2.invInertiaWorld);
            }
        }
Exemplo n.º 25
0
        public override void Iterate()
        {
            FP x  = this.body1.linearVelocity * this.jacobian[0] + this.body1.angularVelocity * this.jacobian[1] + this.body2.linearVelocity * this.jacobian[2] + this.body2.angularVelocity * this.jacobian[3];
            FP y  = this.accumulatedImpulse * this.softnessOverDt;
            FP fP = -this.effectiveMass * (x + this.bias + y);

            this.accumulatedImpulse += fP;
            bool flag = !this.body1.isStatic;

            if (flag)
            {
                this.body1.linearVelocity  += this.body1.inverseMass * fP * this.jacobian[0];
                this.body1.angularVelocity += TSVector.Transform(fP * this.jacobian[1], this.body1.invInertiaWorld);
            }
            bool flag2 = !this.body2.isStatic;

            if (flag2)
            {
                this.body2.linearVelocity  += this.body2.inverseMass * fP * this.jacobian[2];
                this.body2.angularVelocity += TSVector.Transform(fP * this.jacobian[3], this.body2.invInertiaWorld);
            }
        }
Exemplo n.º 26
0
        public override bool Raycast(RigidBody body, TSVector rayOrigin, TSVector rayDirection, out TSVector normal, out FP fraction)
        {
            fraction = FP.MaxValue;
            normal   = TSVector.zero;
            bool flag = !body.BoundingBox.RayIntersect(ref rayOrigin, ref rayDirection);
            bool result;

            if (flag)
            {
                result = false;
            }
            else
            {
                bool flag2 = body.Shape is Multishape;
                if (flag2)
                {
                    Multishape multishape = (body.Shape as Multishape).RequestWorkingClone();
                    bool       flag3      = false;
                    TSVector   tSVector;
                    TSVector.Subtract(ref rayOrigin, ref body.position, out tSVector);
                    TSVector.Transform(ref tSVector, ref body.invOrientation, out tSVector);
                    TSVector tSVector2;
                    TSVector.Transform(ref rayDirection, ref body.invOrientation, out tSVector2);
                    int num = multishape.Prepare(ref tSVector, ref tSVector2);
                    for (int i = 0; i < num; i++)
                    {
                        multishape.SetCurrentShape(i);
                        FP       fP;
                        TSVector tSVector3;
                        bool     flag4 = GJKCollide.Raycast(multishape, ref body.orientation, ref body.invOrientation, ref body.position, ref rayOrigin, ref rayDirection, out fP, out tSVector3);
                        if (flag4)
                        {
                            bool flag5 = fP < fraction;
                            if (flag5)
                            {
                                bool flag6 = this.useTerrainNormal && multishape is TerrainShape;
                                if (flag6)
                                {
                                    (multishape as TerrainShape).CollisionNormal(out tSVector3);
                                    TSVector.Transform(ref tSVector3, ref body.orientation, out tSVector3);
                                    tSVector3.Negate();
                                }
                                else
                                {
                                    bool flag7 = this.useTriangleMeshNormal && multishape is TriangleMeshShape;
                                    if (flag7)
                                    {
                                        (multishape as TriangleMeshShape).CollisionNormal(out tSVector3);
                                        TSVector.Transform(ref tSVector3, ref body.orientation, out tSVector3);
                                        tSVector3.Negate();
                                    }
                                }
                                normal   = tSVector3;
                                fraction = fP;
                                flag3    = true;
                            }
                        }
                    }
                    multishape.ReturnWorkingClone();
                    result = flag3;
                }
                else
                {
                    result = GJKCollide.Raycast(body.Shape, ref body.orientation, ref body.invOrientation, ref body.position, ref rayOrigin, ref rayDirection, out fraction, out normal);
                }
            }
            return(result);
        }
Exemplo n.º 27
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 public override void DebugDraw(IDebugDrawer drawer)
 {
     drawer.DrawLine(this.body1.position + this.r1, this.body1.position + this.r1 + TSVector.Transform(this.lineNormal, this.body1.orientation) * 100);
 }
Exemplo n.º 28
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 /**
  *  @brief Moves game object based on provided translation vector and a relative {@link TSTransform}.
  *
  *  The game object will move based on TSTransform's forward vector.
  **/
 public void Translate(TSVector translation, TSTransform relativeTo)
 {
     this.position += TSVector.Transform(translation, TSMatrix.CreateFromQuaternion(relativeTo.rotation));
 }
Exemplo n.º 29
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        public static bool Pointcast(ISupportMappable support, ref TSMatrix orientation, ref TSVector position, ref TSVector point)
        {
            TSVector tSVector;

            GJKCollide.SupportMapTransformed(support, ref orientation, ref position, ref point, out tSVector);
            TSVector.Subtract(ref point, ref tSVector, out tSVector);
            TSVector tSVector2;

            support.SupportCenter(out tSVector2);
            TSVector.Transform(ref tSVector2, ref orientation, out tSVector2);
            TSVector.Add(ref position, ref tSVector2, out tSVector2);
            TSVector.Subtract(ref point, ref tSVector2, out tSVector2);
            TSVector p = point;
            TSVector tSVector3;

            TSVector.Subtract(ref p, ref tSVector, out tSVector3);
            FP  x   = tSVector3.sqrMagnitude;
            FP  eN  = FP.EN4;
            int num = 15;
            VoronoiSimplexSolver @new = GJKCollide.simplexSolverPool.GetNew();

            @new.Reset();
            bool result;

            while (x > eN && num-- != 0)
            {
                TSVector q;
                GJKCollide.SupportMapTransformed(support, ref orientation, ref position, ref tSVector3, out q);
                TSVector w;
                TSVector.Subtract(ref p, ref q, out w);
                FP   x2   = TSVector.Dot(ref tSVector3, ref w);
                bool flag = x2 > FP.Zero;
                if (flag)
                {
                    FP   x3    = TSVector.Dot(ref tSVector3, ref tSVector2);
                    bool flag2 = x3 >= -(TSMath.Epsilon * TSMath.Epsilon);
                    if (flag2)
                    {
                        GJKCollide.simplexSolverPool.GiveBack(@new);
                        result = false;
                        return(result);
                    }
                    @new.Reset();
                }
                bool flag3 = [email protected](w);
                if (flag3)
                {
                    @new.AddVertex(w, p, q);
                }
                bool flag4 = @new.Closest(out tSVector3);
                if (flag4)
                {
                    x = tSVector3.sqrMagnitude;
                }
                else
                {
                    x = FP.Zero;
                }
            }
            GJKCollide.simplexSolverPool.GiveBack(@new);
            result = true;
            return(result);
        }
Exemplo n.º 30
0
        private void DetectRigidRigid(RigidBody body1, RigidBody body2)
        {
            bool flag  = body1.Shape is Multishape;
            bool flag2 = body2.Shape is Multishape;
            bool flag3 = this.speculativeContacts || body1.EnableSpeculativeContacts || body2.EnableSpeculativeContacts;
            bool flag4 = !flag && !flag2;

            if (flag4)
            {
                TSVector tSVector;
                TSVector value;
                FP       fP;
                bool     flag5 = XenoCollide.Detect(body1.Shape, body2.Shape, ref body1.orientation, ref body2.orientation, ref body1.position, ref body2.position, out tSVector, out value, out fP);
                if (flag5)
                {
                    TSVector tSVector2;
                    TSVector tSVector3;
                    this.FindSupportPoints(body1, body2, body1.Shape, body2.Shape, ref tSVector, ref value, out tSVector2, out tSVector3);
                    this.RaiseCollisionDetected(body1, body2, ref tSVector2, ref tSVector3, ref value, fP);
                }
                else
                {
                    bool flag6 = flag3;
                    if (flag6)
                    {
                        TSVector value2;
                        TSVector value3;
                        bool     flag7 = GJKCollide.ClosestPoints(body1.Shape, body2.Shape, ref body1.orientation, ref body2.orientation, ref body1.position, ref body2.position, out value2, out value3, out value);
                        if (flag7)
                        {
                            TSVector value4 = value3 - value2;
                            bool     flag8  = value4.sqrMagnitude < (body1.sweptDirection - body2.sweptDirection).sqrMagnitude;
                            if (flag8)
                            {
                                fP = value4 * value;
                                bool flag9 = fP < FP.Zero;
                                if (flag9)
                                {
                                    this.RaiseCollisionDetected(body1, body2, ref value2, ref value3, ref value, fP);
                                }
                            }
                        }
                    }
                }
            }
            else
            {
                bool flag10 = flag & flag2;
                if (flag10)
                {
                    Multishape multishape  = body1.Shape as Multishape;
                    Multishape multishape2 = body2.Shape as Multishape;
                    multishape  = multishape.RequestWorkingClone();
                    multishape2 = multishape2.RequestWorkingClone();
                    TSBBox boundingBox = body2.boundingBox;
                    boundingBox.InverseTransform(ref body1.position, ref body1.orientation);
                    int num = multishape.Prepare(ref boundingBox);
                    boundingBox = body1.boundingBox;
                    boundingBox.InverseTransform(ref body2.position, ref body2.orientation);
                    int  num2   = multishape2.Prepare(ref boundingBox);
                    bool flag11 = num == 0 || num2 == 0;
                    if (flag11)
                    {
                        multishape.ReturnWorkingClone();
                        multishape2.ReturnWorkingClone();
                    }
                    else
                    {
                        for (int i = 0; i < num; i++)
                        {
                            multishape.SetCurrentShape(i);
                            for (int j = 0; j < num2; j++)
                            {
                                multishape2.SetCurrentShape(j);
                                TSVector tSVector;
                                TSVector value;
                                FP       fP;
                                bool     flag12 = XenoCollide.Detect(multishape, multishape2, ref body1.orientation, ref body2.orientation, ref body1.position, ref body2.position, out tSVector, out value, out fP);
                                if (flag12)
                                {
                                    TSVector tSVector4;
                                    TSVector tSVector5;
                                    this.FindSupportPoints(body1, body2, multishape, multishape2, ref tSVector, ref value, out tSVector4, out tSVector5);
                                    this.RaiseCollisionDetected(body1, body2, ref tSVector4, ref tSVector5, ref value, fP);
                                }
                                else
                                {
                                    bool flag13 = flag3;
                                    if (flag13)
                                    {
                                        TSVector value5;
                                        TSVector value6;
                                        bool     flag14 = GJKCollide.ClosestPoints(multishape, multishape2, ref body1.orientation, ref body2.orientation, ref body1.position, ref body2.position, out value5, out value6, out value);
                                        if (flag14)
                                        {
                                            TSVector value7 = value6 - value5;
                                            bool     flag15 = value7.sqrMagnitude < (body1.sweptDirection - body2.sweptDirection).sqrMagnitude;
                                            if (flag15)
                                            {
                                                fP = value7 * value;
                                                bool flag16 = fP < FP.Zero;
                                                if (flag16)
                                                {
                                                    this.RaiseCollisionDetected(body1, body2, ref value5, ref value6, ref value, fP);
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                        multishape.ReturnWorkingClone();
                        multishape2.ReturnWorkingClone();
                    }
                }
                else
                {
                    bool      flag17 = body2.Shape is Multishape;
                    RigidBody rigidBody;
                    RigidBody rigidBody2;
                    if (flag17)
                    {
                        rigidBody  = body2;
                        rigidBody2 = body1;
                    }
                    else
                    {
                        rigidBody2 = body2;
                        rigidBody  = body1;
                    }
                    Multishape multishape3 = rigidBody.Shape as Multishape;
                    multishape3 = multishape3.RequestWorkingClone();
                    TSBBox boundingBox2 = rigidBody2.boundingBox;
                    boundingBox2.InverseTransform(ref rigidBody.position, ref rigidBody.orientation);
                    int  num3   = multishape3.Prepare(ref boundingBox2);
                    bool flag18 = num3 == 0;
                    if (flag18)
                    {
                        multishape3.ReturnWorkingClone();
                    }
                    else
                    {
                        for (int k = 0; k < num3; k++)
                        {
                            multishape3.SetCurrentShape(k);
                            TSVector tSVector;
                            TSVector value;
                            FP       fP;
                            bool     flag19 = XenoCollide.Detect(multishape3, rigidBody2.Shape, ref rigidBody.orientation, ref rigidBody2.orientation, ref rigidBody.position, ref rigidBody2.position, out tSVector, out value, out fP);
                            if (flag19)
                            {
                                TSVector tSVector6;
                                TSVector tSVector7;
                                this.FindSupportPoints(rigidBody, rigidBody2, multishape3, rigidBody2.Shape, ref tSVector, ref value, out tSVector6, out tSVector7);
                                bool flag20 = this.useTerrainNormal && multishape3 is TerrainShape;
                                if (flag20)
                                {
                                    (multishape3 as TerrainShape).CollisionNormal(out value);
                                    TSVector.Transform(ref value, ref rigidBody.orientation, out value);
                                }
                                else
                                {
                                    bool flag21 = this.useTriangleMeshNormal && multishape3 is TriangleMeshShape;
                                    if (flag21)
                                    {
                                        (multishape3 as TriangleMeshShape).CollisionNormal(out value);
                                        TSVector.Transform(ref value, ref rigidBody.orientation, out value);
                                    }
                                }
                                this.RaiseCollisionDetected(rigidBody, rigidBody2, ref tSVector6, ref tSVector7, ref value, fP);
                            }
                            else
                            {
                                bool flag22 = flag3;
                                if (flag22)
                                {
                                    TSVector value8;
                                    TSVector value9;
                                    bool     flag23 = GJKCollide.ClosestPoints(multishape3, rigidBody2.Shape, ref rigidBody.orientation, ref rigidBody2.orientation, ref rigidBody.position, ref rigidBody2.position, out value8, out value9, out value);
                                    if (flag23)
                                    {
                                        TSVector value10 = value9 - value8;
                                        bool     flag24  = value10.sqrMagnitude < (body1.sweptDirection - body2.sweptDirection).sqrMagnitude;
                                        if (flag24)
                                        {
                                            fP = value10 * value;
                                            bool flag25 = fP < FP.Zero;
                                            if (flag25)
                                            {
                                                this.RaiseCollisionDetected(rigidBody, rigidBody2, ref value8, ref value9, ref value, fP);
                                            }
                                        }
                                    }
                                }
                            }
                        }
                        multishape3.ReturnWorkingClone();
                    }
                }
            }
        }