Exemple #1
0
        protected virtual void Collision(GameTime time)
        {
            _model.BSphere = ((DrawableModel)_model).GetBoundingSphere();

            //Check down collision
            Vector3 downPosition = _model.BSphere.Center;

            downPosition.Y += -_model.BSphere.Radius;
            OcTreeNode node = _octree.SearchNode(downPosition);

            Console.WriteLine("SERA ESTO: " + (node == null ? "NULL" : node.ModelList[0].Key.ToString()));
            if (node != null)
            {
                if (node.ModelList[0].Key == NodeType.Staircase1Down || node.ModelList[0].Key == NodeType.Staircase1Up ||
                    node.ModelList[0].Key == NodeType.Staircase2Down || node.ModelList[0].Key == NodeType.Staircase2Up)
                {
                    EventManager.Trigger(new EventData_UnitCollision(this, ref node,
                                                                     EventData_UnitCollision.CollisionDirection.Down, EventData_UnitCollision.CollisionSurface.Plane));

                    _downCollision = true;
                }
                else if (node.ModelList[0].Key != NodeType.Ladder)
                {
                    EventManager.Trigger(new EventData_UnitCollision(this, ref node,
                                                                     EventData_UnitCollision.CollisionDirection.Down, EventData_UnitCollision.CollisionSurface.Box));

                    _downCollision = true;
                }
            }
            else
            {
                _downCollision = false;
            }

            // Check up collision
            Vector3 upPosition = _model.BSphere.Center;

            upPosition.Y += _model.BSphere.Radius;
            node          = _octree.SearchNode(upPosition);
            if (node != null)
            {
                if (node.ModelList[0].Key != NodeType.Ladder)
                {
                    _speed.Y = 0;
                    EventManager.Trigger(new EventData_UnitCollision(this, ref node,
                                                                     EventData_UnitCollision.CollisionDirection.Up, EventData_UnitCollision.CollisionSurface.Box,
                                                                     -_model.BSphere.Radius * 2));

                    _upCollision = true;
                }
                else
                {
                    _upCollision = false;
                }
            }
            else
            {
                _upCollision = false;
            }

            // Check left collision
            Vector3 leftPosition = _model.BSphere.Center;

            leftPosition.X += -_model.BSphere.Radius / 6.0f;
            node            = _octree.SearchNode(leftPosition);
            if (node != null)
            {
                if (node.ModelList[0].Key == NodeType.None)
                {
                    _speed.X = 0;
                    EventManager.Trigger(new EventData_UnitCollision(this, ref node,
                                                                     EventData_UnitCollision.CollisionDirection.Left, EventData_UnitCollision.CollisionSurface.Box,
                                                                     _model.BSphere.Radius / 6.0f));

                    _leftCollision = true;
                }
                else
                {
                    _leftCollision = false;
                }
            }
            else
            {
                _leftCollision = false;
            }

            // Check right collision
            Vector3 rightPosition = _model.BSphere.Center;

            rightPosition.X += _model.BSphere.Radius / 6.0f;
            node             = _octree.SearchNode(rightPosition);
            if (node != null)
            {
                if (node.ModelList[0].Key == NodeType.None)
                {
                    _speed.X = 0;
                    EventManager.Trigger(new EventData_UnitCollision(this, ref node,
                                                                     EventData_UnitCollision.CollisionDirection.Right, EventData_UnitCollision.CollisionSurface.Box,
                                                                     -(_model.BSphere.Radius / 6.0f) - 0.1f));

                    _rightCollision = true;
                }
                else
                {
                    _rightCollision = false;
                }
            }
            else
            {
                _rightCollision = false;
            }

            PreCollision();

            Position = _correctPosition;

            PostCollision();
        }