public override void OnCollision(Sprite other)
{
if (other.objectName == "Player")
{
//give health to player
((Player)other).health++;
//create pickup pop effect
Sprite pPop = new TimedObject(textures["Square"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "AsteroidPopParticles")
{
color = Fade(RED, 0.7f), lifeTime = 1, scale = new Vector2(5, 5), minVelocity = new Vector2(-100, -100), maxVelocity = new Vector2(100, 100), particlePerEmit = 50, emitTime = 0, maxParticleCount = 50
}
}, "LifePickup")
{
waitTime = 1
};
NewObject(pPop);
Destroy(this);
}
}
public override void OnCollision(Sprite other)
{
if (other.objectName == "Missile")
{
player.score += 10 + 5 * (size - 1);
Destroy(other);
if (size != 1)
{
for (int i = 0; i < 2; i++)
{
//random rotation
int randomRot = random.Next(0, 360);
//random asteroid texture name
string asteroidTextureName = "Asteroid" + random.Next(1, 5);
//create asteroid
Asteroid a = new Asteroid(textures[asteroidTextureName], new Vector3(transform.m7, transform.m8, randomRot), "Asteroid")
{
Scale = (size - 1) * spawner.asteroidSizeModifier
};
a.size = size - 1;
float speed = random.Next(spawner.minAsteroidSpeed, spawner.maxAsteroidSpeed); //random speed
float angleRad = (float)random.NextDouble() * 2; //random angle
//apply speed and angle to velocity of new asteroid
a.collider.velocity.x = MathF.Cos(angleRad) * speed;
a.collider.velocity.y = MathF.Sin(angleRad) * speed;
a.spawner = spawner;
a.player = player;
NewObject(a);
}
}
if (random.Next(0, 15) == 0)
{
//create life pickup
Sprite lifePickup = new LifePickup(textures["Heart"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "LifeParticles")
{
color = Fade(RED, 0.7f), lifeTime = 2, scale = new Vector2(5, 5), minVelocity = new Vector2(-10, -10), maxVelocity = new Vector2(10, -5)
}
}, "LifePickup")
{
Rotation = 0
};
lifePickup.collider.velocity = collider.velocity * 0.1f;
NewObject(lifePickup);
}
//create asteroid pop effect
Sprite aPop = new TimedObject(textures["Square"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "AsteroidPopParticles")
{
color = Fade(BROWN, 0.7f), lifeTime = 1, scale = new Vector2(5, 5), minVelocity = new Vector2(-100, -100), maxVelocity = new Vector2(100, 100), particlePerEmit = 50, emitTime = 0
}
}, "AsteroidPop")
{
waitTime = 1
};
NewObject(aPop);
Destroy(this);
}
//damage player
if (other.objectName == "Player")
{
//create asteroid pop effect
((Player)other).health--;
Sprite aPop = new TimedObject(textures["Square"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "AsteroidPopParticles")
{
color = Fade(BROWN, 0.7f), lifeTime = 1, scale = new Vector2(5, 5), minVelocity = new Vector2(-100, -100), maxVelocity = new Vector2(100, 100), particlePerEmit = 50, emitTime = 0
}
}, "AsteroidPop")
{
waitTime = 1
};
NewObject(aPop);
//smaller RED and WHITE particle explosions for visualising the ship taking damage
Sprite playerDamagePop1 = new TimedObject(textures["Square"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "PlayerDamagePopParticles")
{
color = Fade(RED, 0.4f), lifeTime = 1, scale = new Vector2(5, 5), minVelocity = new Vector2(-100, -100), maxVelocity = new Vector2(100, 100), particlePerEmit = 25, emitTime = 0, maxParticleCount = 25
}
}, "PlayerDamagePop")
{
waitTime = 1
};
NewObject(playerDamagePop1);
Sprite playerDamagePop2 = new TimedObject(textures["Square"], new Vector2(transform.m7, transform.m8), new List <Sprite> {
new ParticleSystem(textures["Square"], new Vector2(0, 0), "PlayerDamagePopParticles")
{
color = Fade(WHITE, 0.4f), lifeTime = 1, scale = new Vector2(5, 5), minVelocity = new Vector2(-100, -100), maxVelocity = new Vector2(100, 100), particlePerEmit = 25, emitTime = 0, maxParticleCount = 25
}
}, "PlayerDamagePop")
{
waitTime = 1
};
NewObject(playerDamagePop2);
Destroy(this);
}
}