public Vector3 GetPosition(PlayingField pf)
{
var d = Direction.DirectionAsPoint();
return new Vector3(
Location.X + d.X * Fraction,
pf.GetElevation(this),
Location.Y + d.Y * Fraction);
}
public void Restart(PlayingField playingField, int length, Whereabouts? whereabouts = null)
{
Speed = InitialSpeed;
Restart(playingField, whereabouts.GetValueOrDefault(PlayingField.PlayerWhereaboutsStart));
DirectionTaker = null;
SerpentStatus = SerpentStatus.Alive;
while (length-- > 0)
AddTail();
}
public PlayerSerpent(
LarvContent lcontent,
PlayingField playingField)
: base(lcontent,
playingField,
lcontent.Load<Texture2D>(@"Textures\snakeskin"),
lcontent.Load<Texture2D>(@"Textures\snakeskinhead"),
lcontent.Load<Texture2D>(@"Textures\snakeskinmap"),
lcontent.Load<Texture2D>(@"Textures\eggshell"))
{
Restart(playingField, 1);
}
public EnemySerpent(
LarvContent lcontent,
PlayingField playingField,
float delayBeforeStart,
int length)
: base(lcontent,
playingField,
lcontent.Load<Texture2D>(@"Textures\snakeskin"),
lcontent.Load<Texture2D>(@"Textures\snakeskinhead"),
lcontent.Load<Texture2D>(@"Textures\snakeskinmap"),
lcontent.Load<Texture2D>(@"Textures\eggshell"))
{
_delayBeforeStart = delayBeforeStart;
for (var i = 0; i < length; i++)
AddTail();
}
protected BaseSerpent(
LarvContent lcontent,
PlayingField playingField,
Texture2D serpentSkin,
Texture2D serpentHeadSkin,
Texture2D serpentBump,
Texture2D eggSkin)
: base(lcontent.BumpEffect)
{
Restart(playingField, playingField.EnemyWhereaboutsStart);
_sphere = lcontent.Sphere;
_serpentSkin = serpentSkin;
_serpentHeadSkin = serpentHeadSkin;
_serpentBump = serpentBump;
_eggSkin = eggSkin;
_textureEffect = lcontent.TextureEffect;
_headRotation.Add(Direction.East, Matrix.RotationY(MathUtil.Pi));
_headRotation.Add(Direction.West, Matrix.Identity);
_headRotation.Add(Direction.North, Matrix.RotationY(MathUtil.PiOverTwo));
_headRotation.Add(Direction.South, Matrix.RotationY(-MathUtil.PiOverTwo));
}
public SerpentTailSegment(PlayingField pf, Whereabouts w)
{
_pf = pf;
PathToWalk = new List<Whereabouts> { w };
}
public void Restart(int scene)
{
if (PlayingField != null)
PlayingField.Dispose();
PlayingField = new PlayingField(
LContent,
LContent.Content.Load<Texture2D>(@"Textures\woodfloor"),
scene);
PlayerCave.SetPosition(PlayingField.PlayerWhereaboutsStart, PlayingField);
EnemyCave.SetPosition(PlayingField.EnemyWhereaboutsStart, PlayingField);
if (Scene != scene)
LContent.Ground.GeneratePlayingField(PlayingField);
Scene = scene;
PlayerSerpent = new PlayerSerpent(
LContent,
PlayingField);
Enemies.Clear();
EnemyEggs.Clear();
Frogs.Clear();
PlayerEgg = null;
var enemies = (7 + scene)/2;
for (var i = 0; i < enemies; i++)
Enemies.Add(new EnemySerpent(
LContent,
PlayingField,
i*1.5f,
2));
for (var i = 0; i < 3; i++)
Frogs.Add(new Frog(
LContent,
LContent.LoadEffect(@"Effects\SimpleTextureEffect"),
this));
}
public static Vector3 GetPlayerInitialLookAt(PlayingField pf)
{
return pf.PlayerWhereaboutsStart.GetPosition(pf);
;
}
public void Restart(PlayingField playingField, Whereabouts whereabouts)
{
PlayingField = playingField;
_whereabouts = whereabouts;
HeadDirection = _whereabouts.Direction;
_tail = new SerpentTailSegment(PlayingField, _whereabouts);
_serpentLength = 1;
_ascendToHeaven = 0;
_layingEgg = -1;
_pendingEatenSegments = 6;
}
public void SetPosition(Whereabouts whereabouts, PlayingField playingField)
{
SetPosition(whereabouts.GetPosition(playingField), whereabouts.Direction);
}
public PathFinder(PlayingField pf, Whereabouts home)
{
PlayingField = pf;
Distance = new int[pf.TheField.GetUpperBound(0)+1, pf.TheField.GetUpperBound(1)+1, pf.TheField.GetUpperBound(2)+1];
Explore(home.Floor, home.Location, 1, Direction.None);
}