public Vector3 getSteering(ICollection <MovementAIRigidbody> targets)
{
Vector3 centerOfMass = Vector3.zero;
int count = 0;
/* Sums up everyone's position who is close enough and in front of the character */
foreach (MovementAIRigidbody r in targets)
{
if (steeringBasics.isFacing(r.position, facingCosineVal))
{
centerOfMass += r.position;
count++;
}
}
if (count == 0)
{
return(Vector3.zero);
}
else
{
centerOfMass = centerOfMass / count;
return(steeringBasics.arrive(centerOfMass));
}
}
public Vector3 GetSteering(ICollection <Rigidbody> targets)
{
Vector3 centerOfMass = Vector3.zero;
int count = 0;
/* 得到我前方视野内所有角色的 中心 */
foreach (Rigidbody r in targets)
{
// 在视野内 （视野是 无限扇形）
if (steeringBasics.isFacing(r.position, facingCosineVal))
{
centerOfMass += r.position;
count++;
}
}
if (count == 0) // 我前面没有人。 漫游好了
{
return(Vector3.zero);
}
else
{
// 目标目标位置
centerOfMass = centerOfMass / count;
return(steeringBasics.Arrive(centerOfMass));
}
}
public Vector3 GetSteering(ICollection <Rigidbody> targets)
{
Vector3 accel = Vector3.zero;
int count = 0;
// 得到我视野内 所有人的 加速度平均值
foreach (Rigidbody r in targets)
{
if (steeringBasics.isFacing(r.position, facingCosineVal))
{
/* 计算我们想要匹配这个目标的加速度 */
Vector3 a = r.velocity - rb.velocity;
/*
* Rather than accelerate the character to the correct speed in 1 second,
* accelerate so we reach the desired speed in timeToTarget seconds
* (if we were to actually accelerate for the full timeToTarget seconds).
*/
// 而不是在1秒内加速字符的正确速度，这样我们就能在目标秒内达到所期望的速度(如果我们要在目标秒内加速的话)。
a = a / timeToTarget;
accel += a;
count++;
}
}
if (count > 0)
{
accel = accel / count;
/* 不要超值 */
if (accel.magnitude > maxAcceleration)
{
accel = accel.normalized * maxAcceleration;
}
}
return(accel);
}
public Vector2 getSteering(ICollection <Rigidbody2D> targets)
{
Vector2 accel = Vector2.zero;
int count = 0;
foreach (Rigidbody2D r in targets)
{
if (steeringBasics.isFacing(r.position, facingCosineVal))
{
/* Calculate the acceleration we want to match this target */
Vector2 a = r.velocity - rb.velocity;
/*
* Rather than accelerate the character to the correct speed in 1 second,
* accelerate so we reach the desired speed in timeToTarget seconds
* (if we were to actually accelerate for the full timeToTarget seconds).
*/
a = a / timeToTarget;
accel += a;
count++;
}
}
if (count > 0)
{
accel = accel / count;
/* Make sure we are accelerating at max acceleration */
if (accel.magnitude > maxAcceleration)
{
accel = accel.normalized * maxAcceleration;
}
}
return(accel);
}
