public override void Update(Engine engine)
{
if (AnimationStep == 0)
{
if (Cube.IsMoveSafe(engine, GridPosition - Vector3.UnitZ))
{
if (Move(engine, GridPosition - Vector3.UnitZ))
{
Falling();
}
}
}
base.Update(engine);
}
public override void NewStep(Engine engine)
{
base.NewStep(engine);
if (AnimationStep == 0)
{
// Checks to see if the player needs to grab onto a ladder.
if (Cube.IsMoveSafe(engine, GridPosition - Vector3.UnitZ))
{
if (LadderVector != Vector3.Zero)
{
if (Block.VectorToSide[LadderVector] < 4)
{
animation.SetAnimation(Block.VectorToSide[LadderVector] + 4);
}
else
{
Vector3 _dir = Vector3.Normalize(Direction);
if (Block.VectorToSide[-_dir] < 4)
{
animation.SetAnimation(Block.VectorToSide[-_dir] + 13);
}
}
}
}
// The player must be falling.
else
{
Vector3 _dir = Vector3.Normalize(Direction);
if (Block.VectorToSide[-_dir] < 4)
{
animation.SetAnimation(Block.VectorToSide[-_dir]);
}
else if (Block.VectorToSide[-_dir] == 4)
{
animation.SetAnimation(0);
}
}
}
}
/// <summary>
/// The script this class runs every new step that is taken.
/// </summary>
public virtual void NewStep(Engine engine)
{
// Checks to see if any moves are enquened.
if (MovementChain.Count > 0)
{
if (AnimationChain.Count > 0)
{
SetAnimation(AnimationChain.Dequeue());
}
if (!Move(engine, GridPosition + MovementChain.Dequeue()))
{
// If the move fails, it moves right on to the next move.
NewStep(engine);
}
}
// Otherwise, checks if the player needs to fall.
else
{
LadderVector = Vector3.Zero;
// Allows the block to use ladders or fall if it uses gravity.
if (UsesGravity)
{
// Only bothers to check if the fall will be sucessful.
if (Cube.IsMoveSafe(engine, GridPosition - Vector3.UnitZ))
{
// Checks to see if the cube can grab a ladder.
if (UsesLadders)
{
Block _b = engine.room.GetGridBlockSafe(GridPosition + Vector3.UnitZ);
if (_b != null)
{
if (_b.SideProperty[4] == 1)
{
LadderVector = -Vector3.UnitZ;
}
}
_b = engine.room.GetGridBlockSafe(GridPosition + Vector3.UnitY);
if (_b != null)
{
if (_b.SideProperty[0] == 1)
{
LadderVector = -Vector3.UnitY;
}
}
_b = engine.room.GetGridBlockSafe(GridPosition - Vector3.UnitY);
if (_b != null)
{
if (_b.SideProperty[2] == 1)
{
LadderVector = Vector3.UnitY;
}
}
_b = engine.room.GetGridBlockSafe(GridPosition + Vector3.UnitX);
if (_b != null)
{
if (_b.SideProperty[3] == 1)
{
LadderVector = -Vector3.UnitX;
}
}
_b = engine.room.GetGridBlockSafe(GridPosition - Vector3.UnitX);
if (_b != null)
{
if (_b.SideProperty[1] == 1)
{
LadderVector = Vector3.UnitX;
}
}
}
// Lets the cube fall.
if (LadderVector == Vector3.Zero)
{
Move(engine, GridPosition - Vector3.UnitZ);
// We know this will be successful, so we use the falling animation.
Falling();
}
}
}
// Checks to see if the cube will slip on ice.
if (UsesIce && LadderVector == Vector3.Zero && AnimationStep == 0)
{
Block _bl = engine.room.GetGridBlockSafe(GridPosition - Vector3.UnitZ);
if (_bl != null)
{
if (_bl.SideProperty[5] == 2)
{
Vector3 _dir = Vector3.Normalize(Direction);
if (Move(engine, GridPosition + _dir))
{
// If the move is successful, use the falling animation.
Sliding();
}
}
}
}
}
}