GetSelf UpdateRock(GetSelf self)
{
var lastBullet = self();
var lastPosition = lastBullet.Item1;
var velocity = lastBullet.Item2;
var rotation = lastBullet.Item3;
var type = lastBullet.Item4;
var lifetime = (float)lastBullet.Item6;
lifetime = lifetime - Time.deltaTime;
if (lifetime < 0)
{
return(null);
}
if (TestCollision(self, ObjectType.MyBullet).Any())
{
CreateParticles(lastPosition, RockParticleSpeed, RockParticleLife, 30, Color.red);
return(null);
}
var position = lastPosition + Time.deltaTime * velocity;
var result = Tuple.Create(position, velocity, rotation, type, lastBullet.Item5, (object)lifetime);
return(() => result);
}
GetSelf UpdateParticle(GetSelf self)
{
var lastBullet = self();
var lastPosition = lastBullet.Item1;
var velocity = lastBullet.Item2;
velocity += Vector3.down * Gravity * Time.deltaTime;
var type = lastBullet.Item4;
var item6 = (Tuple <Vector3, Color>)lastBullet.Item6;
var lifetime = item6.Item1.x - Time.deltaTime;
if (lifetime < 0)
{
return(null);
}
var rotation = lastBullet.Item3 * Quaternion.Euler(0, 0, Time.deltaTime * item6.Item1.z);
var position = lastPosition + Time.deltaTime * velocity;
var result = Tuple.Create(
position,
velocity,
rotation,
type,
lastBullet.Item5,
(object)Tuple.Create(new Vector3(lifetime, item6.Item1.y, item6.Item1.z), item6.Item2));
return(() => result);
}
GetDraw DrawMyBullet(GetSelf getSelf)
{
var position = getSelf().Item1;
var rotation = getSelf().Item3;
var scale = (1f / 80) * Vector3.one;
var color = Color.yellow;
var verts = new[]
{ new Vector3(-0.2f, -0.7f), new Vector3(-0.2f, 0.7f), new Vector3(0.2f, 0.7f), new Vector3(0.2f, -0.7f) };
var tuple = Tuple.Create(position, scale, rotation, color, verts);
return(() => tuple);
}
static GetDraw DrawPlayer(GetSelf getSelf)
{
var position = getSelf().Item1;
var rotation = getSelf().Item3;
var scale = (1f / 40) * Vector3.one;
var color = Color.cyan;
var verts = new[]
{ new Vector3(0, 0.6f), new Vector3(0.4f, -0.3f), new Vector3(0, -0.6f), new Vector3(-0.4f, -0.3f) };
var tuple = Tuple.Create(position, scale, rotation, color, verts);
return(() => tuple);
}
// Item1 : Position
// Item2 : Velocity
// Item3 : Rotation
// Item4 : Object Type
// Item5 : Collision Radius
// Item6 : Lifetime
Tuple <GetSelf, OnUpdate, DrawSelf> CreateEnemyBullet(Vector3 position, Quaternion rotation, Vector3 velocity)
{
GetSelf getSelf = () =>
Tuple.Create(
position,
velocity,
rotation,
ObjectType.EnemyBullet,
1f / 160,
(object)(RockRadius * 2 / velocity.magnitude));
return(Tuple.Create <GetSelf, OnUpdate, DrawSelf>(getSelf, UpdateEnemyBullet, DrawEnemyBullet));
}
Tuple <GetSelf, OnUpdate, DrawSelf> CreatePlayer()
{
GetSelf getSelf = () =>
Tuple.Create(
Vector3.zero,
Vector3.zero,
Quaternion.identity,
ObjectType.Player,
1f / 80,
(object)0f);
return(Tuple.Create <GetSelf, OnUpdate, DrawSelf>(getSelf, UpdatePlayer, DrawPlayer));
}
// Item1 : Position
// Item2 : Velocity
// Item3 : Rotation
// Item4 : Object Type
// Item5 : Collision Radius
// Item6 : Lifetime
Tuple <GetSelf, OnUpdate, DrawSelf> CreateMyBullet(Vector3 position, Quaternion rotation, Vector3 velocity)
{
var bulletDirection = rotation * Quaternion.Euler(0, 0, Random.Range(-ShotSpread, ShotSpread));
GetSelf getSelf = () =>
Tuple.Create(
position,
bulletDirection * Vector3.up * BulletSpeed + velocity,
bulletDirection,
ObjectType.MyBullet,
1f / 160,
(object)1f);
return(Tuple.Create <GetSelf, OnUpdate, DrawSelf>(getSelf, UpdateMyBullet, DrawMyBullet));
}
// Item1 : Position
// Item2 : Velocity
// Item3 : Rotation
// Item4 : Object Type
// Item5 : Collision Radius
// Item6 : {[Time, Lifetime, Angular velocity], Color}
Tuple <GetSelf, OnUpdate, DrawSelf> CreateParticle(Vector3 position, Quaternion rotation, Vector3 velocity,
float lifetime, Color color)
{
var angularVelocity = Random.Range(-ParticleAngularSpeed, ParticleAngularSpeed);
GetSelf getSelf = () =>
Tuple.Create(
position,
velocity,
rotation,
ObjectType.Particle,
1f / 160,
(object)Tuple.Create(new Vector3(lifetime, lifetime, angularVelocity), color));
return(Tuple.Create <GetSelf, OnUpdate, DrawSelf>(getSelf, UpdateParticle, DrawParticle));
}
GetDraw DrawRock(GetSelf getSelf)
{
var position = getSelf().Item1;
var rotation = getSelf().Item3;
var scale = (1f / 30) * Vector3.one;
var color = Color.red;
var verts = new[]
{
new Vector3(0, -0.7f), new Vector3(-0.5f, -0.2f), new Vector3(-0.5f, 0.2f), new Vector3(0f, 0.7f),
new Vector3(0, -0.7f), new Vector3(0.5f, -0.2f), new Vector3(0.5f, 0.2f), new Vector3(0f, 0.7f)
};
var tuple = Tuple.Create(position, scale, rotation, color, verts);
return(() => tuple);
}
GetSelf UpdatePlayer(GetSelf player)
{
var lastPlayer = player();
var lastPosition = lastPlayer.Item1;
var lastVelocity = lastPlayer.Item2;
var lastRotation = lastPlayer.Item3;
var type = lastPlayer.Item4;
var cooldown = (float)lastPlayer.Item6;
var velocity = lastVelocity * (1 - Time.deltaTime * Damp) + (Vector3)(Acceleration * input);
var position = lastPosition + Time.deltaTime * velocity;
if (position.x > 0.5f / widthScale)
{
position.x -= 1 / widthScale;
}
if (position.x < -0.5f / widthScale)
{
position.x += 1 / widthScale;
}
if (position.y > 0.5f)
{
position.y -= 1;
}
if (position.y < -0.5f)
{
position.y += 1;
}
var rotation = Quaternion.Lerp(lastRotation,
Quaternion.Euler(0, 0, Mathf.Rad2Deg * Mathf.Atan2(-velocity.x, velocity.y)), 0.5f);
if (TestCollision(player, ObjectType.Rock | ObjectType.EnemyBullet).Any())
{
CreateParticles(position, PlayerParticleSpeed, PlayerParticleLife, 50, Color.cyan);
return(null);
}
cooldown = Mathf.Max(0f, cooldown - Time.deltaTime);
if (Input.GetButton("Jump") && cooldown <= 0)
{
objectList.Add(CreateMyBullet(position, rotation, velocity));
cooldown += 1 / ShotRate;
}
var result = Tuple.Create(position, velocity, rotation, type, lastPlayer.Item5, (object)cooldown);
return(() => result);
}
GetDraw DrawParticle(GetSelf getSelf)
{
var position = getSelf().Item1;
var rotation = getSelf().Item3;
var item6 = (Tuple <Vector3, Color>)getSelf().Item6;
var lifeRate = item6.Item1.x / item6.Item1.y;
var color = item6.Item2;
color.a *= lifeRate;
var scale = (1f / 80) * Vector3.one;
var verts = new[]
{ new Vector3(-0.3f, -0.6f), new Vector3(-0.3f, 0.6f), new Vector3(0.3f, 0.6f), new Vector3(0.3f, -0.6f) };
var tuple = Tuple.Create(position, scale, rotation, color, verts);
return(() => tuple);
}
IEnumerable <GetSelf> TestCollision(GetSelf toTest, ObjectType filter)
{
foreach (var obj in objectList.Where(o => o != null && (o.Item1().Item4 & filter) != 0))
{
if (obj.Item1 == null)
{
continue;
}
var one = toTest();
var other = obj.Item1();
var dist = Vector3.Distance(one.Item1, other.Item1);
if (dist < one.Item5 + other.Item5)
{
yield return(obj.Item1);
}
}
}
GetSelf UpdateEnemyBullet(GetSelf self)
{
var lastBullet = self();
var lastPosition = lastBullet.Item1;
var velocity = lastBullet.Item2;
var rotation = lastBullet.Item3;
var type = lastBullet.Item4;
var lifetime = (float)lastBullet.Item6;
lifetime = lifetime - Time.deltaTime;
if (lifetime < 0)
{
return(null);
}
var position = lastPosition + Time.deltaTime * velocity;
var result = Tuple.Create(position, velocity, rotation, type, lastBullet.Item5, (object)lifetime);
return(() => result);
}
ActorRef On(GetSelf _) => Self;
