public void Execute(TriggerEvent triggerEvent)
{
if (animalTag.HasComponent(triggerEvent.Entities.EntityA) && animalTag.HasComponent(triggerEvent.Entities.EntityB))
{
AnimalMovementData mvmtDataA = mvmtData[triggerEvent.Entities.EntityA];
AnimalMovementData mvmtDataB = mvmtData[triggerEvent.Entities.EntityB];
float3 positionA = translation[triggerEvent.Entities.EntityA].Value;
float speedA = mvmtDataA.movementSpeed;
float speedB = mvmtDataB.movementSpeed;
float maxSpeed = math.max(speedA, speedB);
float dotProduct = math.dot(math.normalize(mvmtDataA.targetDirection - positionA), math.normalize(mvmtDataB.targetDirection - positionA));
float angle = 0.262f;
angle += 1f - math.abs(dotProduct);
angle += (1f - (maxSpeed * 0.1f));
angle = math.clamp(angle, 0f, StaticValues.AVOIDANCE_MIN_ANGLE);
quaternion newRotation = quaternion.RotateY(angle);
float3 newDirection = math.rotate(newRotation, mvmtDataA.direction);
newDirection = math.normalizesafe(newDirection);
// Set EntityA's target direction
mvmtDataA.targetDirection = newDirection;
mvmtData[triggerEvent.Entities.EntityA] = mvmtDataA;
}
}
protected void SpawnRandomAnimals(uint amount)
{
if (animalPrefab != null)
{
UnityEngine.Random.InitState(System.Convert.ToInt32(Time.deltaTime * 10000f));
float circularAngle = 0f;
for (int i = 0; i < amount; i++)
{
Entity animal = entityManager.Instantiate(animalPrefab);
float3 pos = float3.zero;
float3 dir = float3.zero;
if (spawnCircular)
{
pos = getCircularSpawnPosition(circularAngle, spread_scale);
circularAngle += (2 * math.PI) / amount;
dir = float3.zero - pos;
}
else if (specificAngle)
{
pos = new float3(i * 5f, 0f, 0f);
dir = spawnAtAngle(i, pos);
}
else
{
dir = new float3(UnityEngine.Random.Range(-0.25f, 0.25f),
UnityEngine.Random.Range(-0.05f, 0.05f),
UnityEngine.Random.Range(-0.25f, 0.25f));
pos = new float3(UnityEngine.Random.Range(-3f * spread_scale, 3f * spread_scale),
UnityEngine.Random.Range(0.2f * spread_scale, 5.8f * spread_scale),
UnityEngine.Random.Range(-3f * spread_scale, 3f * spread_scale));
}
dir = math.normalize(dir);
Translation t = new Translation {
Value = pos
};
entityManager.AddComponentData(animal, t);
Rotation r = new Rotation {
Value = quaternion.LookRotationSafe(dir, math.up())
};
entityManager.AddComponentData(animal, r);
float animalSpeed = 0.5f; // 0.15f;
AnimalMovementData mvmtData = new AnimalMovementData
{
direction = dir,
movementSpeed = animalSpeed,
amplitude = 0.1f,
updateInterval = UnityEngine.Random.Range(2, 10),
};
entityManager.AddComponentData(animal, mvmtData);
}
entityManager.DestroyEntity(animalPrefab);
}
}
