/// <summary>
/// 毒圈收缩到安全区大小重新生成安全区
/// </summary>
private void refreshNewSafeCircle()
{
if (m_CurrentLevel < m_PoisonConfig.ListPoisonData.Count - 1)
{
upLevel();
ResetConfigData(true);
mRadius_inner = getCurrentLevelRadius();
mPoint_inner = CircleMathfHelper.PointOfRandom(mPoint_outer, mRadius_outer, mRadius_inner);
m_InCircleChangeAction?.Invoke(mRadius_inner, mPoint_inner);
m_OutCircleChangeAction?.Invoke(mRadius_outer, mPoint_outer);
}
else
{
mRadius_inner = 0;
mPoint_inner = mPoint_outer;
ResetConfigData(false);
m_NoSafeAreaCallBack?.Invoke();
}
}
//缩毒圈
private void shrinkPoisonCirCleRadius()
{
float changeradius = configReduceRadiusSpeed / 60;
mRadius_outer -= changeradius;
if (!CircleMathfHelper.isIntersect(mPoint_outer, mRadius_outer, mPoint_inner, mRadius_inner))
{
m_OutCircleChangeAction?.Invoke(mRadius_outer, mPoint_outer);
}
else
{
if (mRadius_outer > mRadius_inner) //外圈和内圈圆心重合,半径相同
{
// k = y/x
// y = kx
// x^2+y^2 = changeradius^2
// x^2 = 1/(k^2+1)
float k = (mPoint_outer.y - mPoint_inner.y) / (mPoint_outer.x - mPoint_inner.x);
float x_off = 1 * (float)Mathf.Sqrt((changeradius * changeradius) / (k * k + 1));
// k<0 x+x_off
mPoint_outer.x += 1 * (mPoint_outer.x < mPoint_inner.x ? 1 : -1) * x_off;
mPoint_outer.y = k * (mPoint_outer.x - mPoint_inner.x) + mPoint_inner.y;
m_OutCircleChangeAction?.Invoke(mRadius_outer, mPoint_outer);
}
else
{
m_OutCircleChangeAction?.Invoke(mRadius_outer, mPoint_outer);
refreshNewSafeCircle();
m_poisonstate = PoisonState.preShrink;
}
}
if (mRadius_outer < 1)
{
m_poisonstate = PoisonState.End;
}
}