public override UCLI_Path GetRandomPath(int seed)
{
if (m_RecordSeeds == null || m_RecordSeeds.Count == 0)
{
return(GenRandomPath(seed));
}
var rnd = new UCL_Random(seed);
return(GenRandomPath(m_RecordSeeds[rnd.Next(m_RecordSeeds.Count)]));
}
protected UCLI_Path GenRandomPath(int seed)
{
if (m_StartPosMin == null || m_StartPosMax == null)
{
return(null);
}
List <Vector3> points = new List <Vector3>();
points.Clear();
float path_len = 0;
var rnd = new UCL_Random(seed);
var size = m_Size;
bool inv_x = false;
bool inv_y = false;
if (size.x < 0)
{
inv_x = true;
size.x = -size.x;
}
if (size.y < 0)
{
inv_y = true;
size.y = -size.y;
}
float hx = 0.5f * size.x;
float hy = 0.5f * size.y;
var sp = rnd.OnRect(size.x, size.y);
Vector2 vel = Vector2.zero;
if (sp.x == 0)
{
if (sp.y > hy)
{
vel = rnd.OnUnitCircle(-0.2f * Mathf.PI, 0);
}
else
{
vel = rnd.OnUnitCircle(0, 0.2f * Mathf.PI);
}
}
else if (sp.x == size.x)
{
if (sp.y > hy)
{
vel = rnd.OnUnitCircle(1f * Mathf.PI, 1.2f * Mathf.PI);
}
else
{
vel = rnd.OnUnitCircle(0.8f * Mathf.PI, 1f * Mathf.PI);
}
}
else if (sp.y == 0)
{
if (sp.x > hx)
{
vel = rnd.OnUnitCircle(0.5f * Mathf.PI, 0.7f * Mathf.PI);
}
else
{
vel = rnd.OnUnitCircle(0.3f * Mathf.PI, 0.5f * Mathf.PI);
}
}
else
{
if (sp.x > hx)
{
vel = rnd.OnUnitCircle(1.3f * Mathf.PI, 1.5f * Mathf.PI);
}
else
{
vel = rnd.OnUnitCircle(1.5f * Mathf.PI, 1.7f * Mathf.PI);
}
}
Vector2 pos = sp;
System.Func <Vector2, Vector3> ToWorldSpace = null;
if (inv_x && inv_y)
{
ToWorldSpace =
(o) => {
o.x = -o.x;
o.y = -o.y;
return(m_StartPosMin.TransformPoint(o));
};
}
else if (inv_x)
{
ToWorldSpace =
(o) => {
o.x = -o.x;
return(m_StartPosMin.TransformPoint(o));
};
}
else if (inv_y)
{
ToWorldSpace =
(o) => {
o.y = -o.y;
return(m_StartPosMin.TransformPoint(o));
};
}
else
{
ToWorldSpace =
(o) => {
return(m_StartPosMin.TransformPoint(o));
};
}
float angle = m_StartPosMin.rotation.eulerAngles.z;
Vector3 PrevPos = ToWorldSpace(pos);
float acc = m_MoveData.m_Acc;// * (1f/m_StartPosMin.lossyScale.x);
vel *= acc;
#if PathDebug
Debug.LogWarning("m_Size:" + this.m_Size + ",sp:" + sp + ",vel:" + vel);
#endif
points.Add(PrevPos);
int swing_loop = m_MoveData.m_SwingLoop;
int loop = swing_loop * 2 + 1;
float rr = ((m_MoveData.m_SwingAngle * Mathf.Deg2Rad) / swing_loop);
float start_r = vel.Radius();
int start_random_at = m_MoveData.m_StartRandomAt;
int record_interval = m_MoveData.m_RecordInterval;
var vel_dec = m_MoveData.m_VelDec;
for (int i = 0; i < m_MaxMoveTimes; i++)
{
if (i > start_random_at)
{
vel *= vel_dec;
float r = vel.Radius();
float dr = r - start_r;
r += (i % loop - swing_loop) * rr;
Vector2 acc_vec = Vector2.zero;
if (dr > 0 && dr < Mathf.PI)
{
acc_vec = rnd.OnUnitCircle(r - m_MoveData.m_AngelDel * Mathf.Deg2Rad,
r + m_MoveData.m_Inertia * m_MoveData.m_AngelDel * Mathf.Deg2Rad);
}
else
{
acc_vec = rnd.OnUnitCircle(r - m_MoveData.m_Inertia * m_MoveData.m_AngelDel * Mathf.Deg2Rad,
r + m_MoveData.m_AngelDel * Mathf.Deg2Rad);
}
vel += acc_vec * acc;
}
pos += vel;
if (pos.x < 0 || pos.x > size.x ||
pos.y < 0 || pos.y > size.y)
{
break;
}
if (i % record_interval == 0)
{
var cur_pos = ToWorldSpace(pos);
float len = (cur_pos - PrevPos).magnitude;
path_len += len;
points.Add(cur_pos);
PrevPos = cur_pos;
}
}
{
var cur_pos = ToWorldSpace(pos);
path_len += (cur_pos - PrevPos).magnitude;
points.Add(cur_pos);
}
#if PathDebug
for (int i = 0; i < points.Count; i++)
{
Debug.LogWarning("" + i + ":" + points[i]);
}
#endif
var path = new CurvePath(points, path_len);
return(path);
}