//加力
public float3 CastForceForNote(ref float3 position, ref NoteComponent b, ForceMode forceMode)
{
float3 forceDir = (position - b.position);
float d = math.length(forceDir);
d = math.clamp(d, 1, 25);
forceDir = math.normalize(forceDir);
// F = GMm / d^2
float strength = (G * mouseMass * b.Mass) / (d * d);
forceDir *= strength;
return((forceMode == ForceMode.PUSH) ? forceDir * -1 : forceDir);
}
/// <summary>
/// 生成音符
/// </summary>
public void GenerateNote()
{
if (LaneController.HitOrNot)
{
var entityManager = World.Active.GetOrCreateManager <EntityManager>();
for (int i = 0; i < CubeBasis.GetInstance().createNum_Cube; i++)
{
Entity note = entityManager.CreateEntity(NoteArchetype);
float3 randomVel = UnityEngine.Random.onUnitSphere;
//float3 randomVel = UnityEngine.Random.value;
float3 mousePos = Camera.main.ScreenToWorldPoint(new float3(Input.mousePosition.x, Input.mousePosition.y, 248 /*Camera.main.transform.position.z*/));
mousePos.z = 248.0f;
float3 initialPosition = new float3(mousePos.x + randomVel.x, mousePos.y + randomVel.y, mousePos.z + randomVel.z);
entityManager.SetComponentData(note, new Position {
Value = initialPosition
});
//entityManager.SetComponentData(note, new Rotation { Value = Quaternion.Euler(90, 0, 0) });
entityManager.SetComponentData(note, new Scale {
Value = new float3(0.75f, 0.75f, 0.75f)
});
NoteComponent n = new NoteComponent
{
position = initialPosition,
acceration = float3.zero,
lifeTime = CubeBasis.GetInstance().lifeTime_Cube,
Mass = CubeBasis.GetInstance().mass,
Radius = CubeBasis.GetInstance().radius,
MaxLength = CubeBasis.GetInstance().maxLength,
Velocity = new float3(0, 0, randomVel.z * 100f),
};
entityManager.SetComponentData(note, n);
float4 v = new float4(-960f, -540f, 960f, 540f);
ForceComponent f = new ForceComponent {
mouseMass = 50f, bound = v, frictionCoe = 0.1f
};
entityManager.SetComponentData(note, f);
entityManager.SetSharedComponentData(note, noteRenderer);
}
LaneController.HitOrNot = false;
}
}