C# Body.MoveTo方法代码示例

    public TriangleMeshActor(Game game, Vector3 position, float scale,
        Texture2D heightMap,
        float[,] heightData)
        : base(game)
    {
        this.position = position;
        this.scale = new Vector3(1,1,1);

        _body = new Body();

        _body.MoveTo(position, Matrix.Identity);

        Array2D field = new Array2D(heightData.GetUpperBound(0), heightData.GetUpperBound(1));

        int upperZ = heightData.GetUpperBound(1);
        for (int x = 0; x < heightData.GetUpperBound(0); x++)
        {
            for (int z = 0; z < upperZ; z++)
            {
                field.SetAt(x, z, heightData[x, upperZ - 1 - z]);
            }
        }

        _skin = new CollisionSkin(null);

        float X = heightMap.Width / 2 * scale;
        float Z = heightMap.Height / 2 * scale;
        _skin.AddPrimitive(new Heightmap(field, X, -Z, scale, scale), new MaterialProperties(0.7f, 0.7f, 0.6f));

        _skin.ExternalData = this;

        PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(_skin);
    }

        public BowlingPin(Game game, Model model, Matrix orientation, Vector3 position)
            : base(game, model)
        {
            body = new Body();
            collision = new CollisionSkin(body);

            // add a capsule for the main corpus
            Primitive capsule = new Capsule(Vector3.Zero, Matrix.Identity, 0.1f, 1.3f);
            // add a small box at the buttom
            Primitive box = new Box(new Vector3(-0.1f,-0.1f,-0.1f), Matrix.Identity, Vector3.One * 0.2f);
            // add a sphere in the middle
            Primitive sphere = new Sphere(new Vector3(0.0f, 0.0f, 0.3f), 0.3f);

            collision.AddPrimitive(capsule, new MaterialProperties(0.1f, 0.5f, 0.5f));
            collision.AddPrimitive(box, new MaterialProperties(0.1f, 0.5f, 0.5f));
            collision.AddPrimitive(sphere, new MaterialProperties(0.1f, 0.5f, 0.5f));

            body.CollisionSkin = this.collision;
            Vector3 com = SetMass(0.5f);

            body.MoveTo(position, orientation);
            collision.ApplyLocalTransform(new Transform(-com, Matrix.Identity));

            body.EnableBody();
            this.scale = Vector3.One * 10.0f;
        }

        public HeightmapObject(Game game, Model model,Vector2 shift)
            : base(game, model)
        {
            body = new Body(); // just a dummy. The PhysicObject uses its position to get the draw pos
            collision = new CollisionSkin(null);

            HeightMapInfo heightMapInfo = model.Tag as HeightMapInfo;
            Array2D field = new Array2D(heightMapInfo.heights.GetUpperBound(0), heightMapInfo.heights.GetUpperBound(1));

            for (int x = 0; x < heightMapInfo.heights.GetUpperBound(0); x++)
            {
                for (int z = 0; z < heightMapInfo.heights.GetUpperBound(1); z++)
                {
                    field.SetAt(x,z,heightMapInfo.heights[x,z]);
                }
            }

            // move the body. The body (because its not connected to the collision
            // skin) is just a dummy. But the base class shoudl know where to
            // draw the model.
            body.MoveTo(new Vector3(shift.X,0,shift.Y), Matrix.Identity);

            collision.AddPrimitive(new Heightmap(field, shift.X, shift.Y, 1, 1), new MaterialProperties(0.7f,0.7f,0.6f));

            PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(collision);
        }

        public override void Initialise()
        {
            base.Initialise();

            // Create new bodey and collision skin
            m_Body = new Body();
            m_Skin = new CollisionSkin(m_Body);

            if (m_Body != null)
            {
                // Set skin to the body
                m_Body.CollisionSkin = m_Skin;

                // Check the skin was successfully created and add this 
                // custom dice as a primitive to the collision skin
                if (m_Skin != null)
                {
                    Box box = new Box(Vector3.Zero, Matrix.Identity, transform.Scale);
                    m_Skin.AddPrimitive(box, (int)MaterialTable.MaterialID.BouncyNormal);

                    // Set mass
                    m_Mass = SetMass(1.0f);

                    // Move the body to correct position initially
                    m_Body.MoveTo(transform.Position, Matrix.Identity);

                    // Apply transform to skin
                    m_Skin.ApplyLocalTransform(new JigLibX.Math.Transform(-m_Mass, Matrix.Identity));

                    // Enable body
                    EnableBody();
                }
            }
        }

        void Setup(HeightMapInfo heightMapInfo, Vector2 shift)
        {
            // A dummy. The physics object uses its position to get draw pos
            Body = new Body();

            CollisionSkin = new CollisionSkin(null);

            info = heightMapInfo;
            Array2D field = new Array2D(heightMapInfo.Heights.GetUpperBound(0), heightMapInfo.Heights.GetUpperBound(1));

            for (int x = 0; x < heightMapInfo.Heights.GetUpperBound(0); ++x)
            {
                for (int z = 0; z < heightMapInfo.Heights.GetUpperBound(1); ++z)
                {
                    field.SetAt(x, z, heightMapInfo.Heights[x, z]);
                }
            }

            // Move dummy body. The body isn't connected to the collision skin.
            // But the base class should know where to draw the model.
            Body.MoveTo(new Vector3(shift.X, 0, shift.Y), Matrix.Identity);

            CollisionSkin.AddPrimitive(new Heightmap(field, shift.X, shift.Y, 1, 1), new MaterialProperties(0.7f, 0.7f, 0.6f));

            PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(CollisionSkin);
        }

        public HeightmapObject(Model model,Vector2 shift, Vector3 position)
            : base()
        {
            Body = new Body(); // just a dummy. The PhysicObject uses its position to get the draw pos
            Skin = new CollisionSkin(null);

            HeightMapInfo heightMapInfo = model.Tag as HeightMapInfo;
            Array2D field = new Array2D(heightMapInfo.heights.GetLength(0), heightMapInfo.heights.GetLength(1));

            for (int x = 0; x < heightMapInfo.heights.GetLength(0); x++)
            {
                for (int z = 0; z < heightMapInfo.heights.GetLength(1); z++)
                {
                    field.SetAt(x,z,heightMapInfo.heights[x,z]);
                }
            }

            // move the body. The body (because its not connected to the collision
            // skin) is just a dummy. But the base class shoudl know where to
            // draw the model.
            Body.MoveTo(new Vector3(shift.X,0,shift.Y), Matrix.Identity);

            Skin.AddPrimitive(new Heightmap(field, shift.X, shift.Y, heightMapInfo.terrainScale, heightMapInfo.terrainScale), new MaterialProperties(0.7f, 0.7f, 0.6f));

            PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(Skin);
            CommonInit(position, new Vector3(1,1,1), model, false, 0);
        }

        // TODO: Need to add png parameter
        public HeightMapModel(Game game, Model m, Boolean t, Vector3 pos, float scale)
            : base(game, m, t, pos, scale, true)
        {
            Body = new Body(); // just a dummy. The PhysicObject uses its position to get the draw pos
            Skin = new CollisionSkin(null);

            HeightMapInfo heightMapInfo = this.model.Tag as HeightMapInfo;
            Array2D field = new Array2D(heightMapInfo.heights.GetUpperBound(0), heightMapInfo.heights.GetUpperBound(1));

            for (int x = 0; x < heightMapInfo.heights.GetUpperBound(0); x++)
            {
                for (int z = 0; z < heightMapInfo.heights.GetUpperBound(1); z++)
                {
                    field.SetAt(x, z, heightMapInfo.heights[x, z]);
                }
            }

            // move the body. The body (because its not connected to the collision
            // skin) is just a dummy. But the base class shoudl know where to
            // draw the model.
            Body.MoveTo(this.Position, Matrix.Identity);

            Skin.AddPrimitive(new Heightmap(field, 0f, 0f, 1, 1), new MaterialProperties(0.7f, 0.7f, 0.6f));

            PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(this.Skin);
        }

        public HeightMapModel2(Game game, HeightMap info, Boolean t, Vector3 pos, float scale)
            : base(game , null, t, pos, scale)
        {
            // Game game, Model m, Boolean t, Vector3 pos, float scale, Boolean solid
            //Game game, HeightMap m, Boolean t, Vector3 pos, float scale

            this.Visible = false;
            Body = new Body();
            Skin = new CollisionSkin(null);
            //Skin.CollisionType = (int)CollisionTypes.Terrain;

            Array2D field = new Array2D(info.heights.GetUpperBound(0), info.heights.GetUpperBound(1));

            for (int x = 0; x < info.heights.GetUpperBound(0); x++)
            {
                for (int z = 0; z < info.heights.GetUpperBound(1); z++)
                {
                    field.SetAt(x, z, info.heights[x, z]);
                }
            }

            Body.MoveTo(new Vector3(info.heightmapPosition.X, info.heightmapPosition.Y, info.heightmapPosition.Y), Matrix.Identity);

            Skin.AddPrimitive(new Heightmap(field, info.heightmapPosition.X, info.heightmapPosition.Y, scale, scale), (int)MaterialTable.MaterialID.NotBouncyRough);

            Body.Immovable = true;

            PhysicsSystem.CurrentPhysicsSystem.CollisionSystem.AddCollisionSkin(Skin);
        }

        public Missile(ParentGame game, Model modelObj, Texture2D[] modelTextures, DrawingClass drawClass, GameplayScreen Screen)
            : base(game, modelObj, modelTextures)
        {
            this.drawClass = drawClass;
            this.Screen = Screen;

            _body = new Body();
            _skin = new CollisionSkin(_body);
            _body.CollisionSkin = _skin;

            Box box = new Box(Vector3.Zero, Matrix.Identity, new Vector3(1f,1f,4f));
            _skin.AddPrimitive(box, new MaterialProperties(0.8f, 0.8f, 0.7f));

            Vector3 com = SetMass(2.0f);

            _body.MoveTo(position, Matrix.Identity);
            _skin.ApplyLocalTransform(new Transform(-com, Matrix.Identity));
            _body.EnableBody();

            Body.ExternalData = this;

            Vector3 pos = position;
            Vector3 forwardVec = Body.Orientation.Forward;
            forwardVec.Normalize();

            pos -= forwardVec * 10;
            // Use the particle emitter helper to output our trail particles.
            trailEmitter = new ParticleEmitter(drawClass.projectileTrailParticles,
                                               trailParticlesPerSecond, position);

            rgob = new RagdollObject(parentGame, null, null, null, RagdollObject.RagdollType.Simple, 1.0f, 3);
            rgob.Position = position;
            //rgob.PutToSleep();

            //rgob.limbs[0].PhysicsBody.AngularVelocity = (new Vector3(1, 1, 0) * 2000);

            RagdollTransforms = new List<Matrix>();

            RagdollTransforms = rgob.GetWorldMatrix();

            foreach (JigLibX.Objects.PhysicObject lim in rgob.limbs)
                DisableCollisions(lim.PhysicsBody, Body);

            foreach (JigLibX.Objects.PhysicObject lim in rgob.limbs)
                foreach (BuildingPiece pic in Screen.PieceList)
                    DisableCollisions(lim.PhysicsBody, pic.Body);

            foreach (JigLibX.Objects.PhysicObject lim in rgob.limbs)
                foreach (Building bld in Screen.Buildings)
                    DisableCollisions(lim.PhysicsBody, bld.Body);

            foreach (JigLibX.Objects.PhysicObject lim in rgob.limbs)
                DisableCollisions(lim.PhysicsBody, Screen.terrainActor.Body);

            foreach (JigLibX.Objects.PhysicObject limb0 in rgob.limbs)
                foreach (Missile mis in Screen.BulletList)
                    foreach (JigLibX.Objects.PhysicObject limb1 in mis.rgob.limbs)
                        DisableCollisions(limb1.PhysicsBody, limb0.PhysicsBody);
        }

 public SphereObject(Game game, Model model,float radius, Matrix orientation, Vector3 position)
     : base(game, model)
 {
     body = new Body();
     collision = new CollisionSkin(body);
     collision.AddPrimitive(new Sphere(Vector3.Zero * 5.0f,radius), new MaterialProperties(0.5f,0.7f,0.6f));
     body.CollisionSkin = this.collision;
     Vector3 com = SetMass(10.0f);
     body.MoveTo(position + com, orientation);
        // collision.ApplyLocalTransform(new Transform(-com, Matrix.Identity));
     body.EnableBody();
     this.scale = Vector3.One * radius;
 }

        public BoxObject(Game game,Model model,Vector3 sideLengths, Matrix orientation, Vector3 position)
            : base(game,model)
        {
            body = new Body();
            collision = new CollisionSkin(body);

            collision.AddPrimitive(new Box(- 0.5f * sideLengths, orientation, sideLengths), new MaterialProperties(0.8f, 0.8f, 0.7f));
            body.CollisionSkin = this.collision;
            Vector3 com = SetMass(1.0f);
            body.MoveTo(position, Matrix.Identity);
            collision.ApplyLocalTransform(new Transform(-com, Matrix.Identity));
            body.EnableBody();
            this.scale = sideLengths;
        }

        public CapsuleObject(Game game, Model model,float radius,float length, Matrix orientation, Vector3 position)
            : base(game, model)
        {
            body = new Body();
            collision = new CollisionSkin(body);
            collision.AddPrimitive(new Capsule(Vector3.Transform(new Vector3(-0.5f,0,0), orientation),orientation,radius,length),(int)MaterialTable.MaterialID.BouncyNormal);
            body.CollisionSkin = this.collision;
            Vector3 com = SetMass(10.0f);
            body.MoveTo(position + com, Matrix.Identity);

            collision.ApplyLocalTransform(new Transform(-com,Matrix.Identity));

            body.EnableBody();
            this.scale = new Vector3(radius, radius, length / 2);
        }

        public CylinderObject(Game game, float radius, float length, Vector3 position, Model model)
            : base(game, model)
        {
            body = new Body();
            collision = new CollisionSkin(body);

            if (length - 2.0f * radius < 0.0f)
                throw new ArgumentException("Radius must be at least half length");

            Capsule middle = new Capsule(Vector3.Zero, Matrix.Identity, radius, length - 2.0f * radius);

            float sideLength = 2.0f * radius / (float) Math.Sqrt(2.0d);

            Vector3 sides = new Vector3(-0.5f * sideLength, -0.5f * sideLength, -radius);

            Box supply0 = new Box(sides, Matrix.Identity,
                new Vector3(sideLength, sideLength, length));

            Box supply1 = new Box(Vector3.Transform(sides,Matrix.CreateRotationZ(MathHelper.PiOver4)),
                Matrix.CreateRotationZ(MathHelper.PiOver4), new Vector3(sideLength, sideLength, length));

            collision.AddPrimitive(middle, new MaterialProperties(0.8f, 0.8f, 0.7f));
            collision.AddPrimitive(supply0, new MaterialProperties(0.8f, 0.8f, 0.7f));
            collision.AddPrimitive(supply1, new MaterialProperties(0.8f, 0.8f, 0.7f));

            body.CollisionSkin = this.collision;

            Vector3 com = SetMass(1.0f);
            collision.ApplyLocalTransform(new Transform(-com, Matrix.Identity));

            #region Manually set body inertia
            float cylinderMass = body.Mass;

            float comOffs = (length - 2.0f * radius) * 0.5f; ;

            float Ixx = 0.5f * cylinderMass * radius * radius + cylinderMass * comOffs * comOffs;
            float Iyy = 0.25f * cylinderMass * radius * radius + (1.0f / 12.0f) * cylinderMass * length * length + cylinderMass * comOffs * comOffs;
            float Izz = Iyy;

            body.SetBodyInertia(Ixx, Iyy, Izz);
            #endregion

            body.MoveTo(position, Matrix.CreateRotationX(MathHelper.PiOver2));

            body.EnableBody();

            this.scale = new Vector3(radius, radius, length * 0.5f);
        }

        public BuildingPiece(ParentGame game, Model modelObj, Texture2D[] modelTextures,
            DrawingClass drawClass, GameplayScreen Screen, float Length, float Width, float Height)
            : base(game, modelObj, modelTextures)
        {
            // Use the particle emitter helper to output our trail particles.
            trailEmitter = new ParticleEmitter(drawClass.smokePlumeParticles,
                                               3, position);

            fireEmitter = new ParticleEmitter(drawClass.fireParticles,
                                               30, position);

            this.Screen = Screen;
            this.drawClass = drawClass;

            _body = new Body();
            _skin = new CollisionSkin(_body);
            _body.CollisionSkin = _skin;

            //Box box = new Box(Vector3.Zero, Matrix.Identity, new Vector3(10f, 7f, 7f));
            Box box = new Box(Vector3.Zero, Matrix.Identity, new Vector3(Length, Width, Height));
            if (Length > Width && Length > Height)
                boundSphere.Radius = Length;
            else if (Width > Length && Width > Height)
                boundSphere.Radius = Width;
            else
                boundSphere.Radius = Height;
            _skin.AddPrimitive(box, new MaterialProperties(0.8f, 0.8f, 0.7f));

            Vector3 com = SetMass(3.0f);

            _body.MoveTo(position, Matrix.Identity);
            _skin.ApplyLocalTransform(new Transform(-com, Matrix.Identity));
            _body.EnableBody();

            Body.ExternalData = this;

            SetBody(rotation);

            Body.AllowFreezing = true;
            Body.SetDeactivationTime(1);

            foreach (BuildingPiece pic in Screen.PieceList)
                DisableCollisions(this.Body, pic.Body);

            foreach (Building bld in Screen.Buildings)
                DisableCollisions(this.Body, bld.Body);
        }

        public BoxActor(Game game, Vector3 position, Vector3 scale)
            : base(game)
        {
            this.position = position;
            this.scale = scale;
            _body = new Body();
            _skin = new CollisionSkin(_body);
            _body.CollisionSkin = _skin;

            Box box = new Box(Vector3.Zero, Matrix.Identity, scale);
            _skin.AddPrimitive(box, new MaterialProperties(0.8f, 0.8f, 0.7f));

            Vector3 com = SetMass(1.0f);

            _body.MoveTo(position, Matrix.Identity);
            _skin.ApplyLocalTransform(new JigLibX.Math.Transform(-com, Matrix.Identity));
            _body.EnableBody();
        }