public override void Update(SkillObjMoveController ctrl, SkillBulletMove move, float deltaTime, float timeMS)
{
base.Update(ctrl, move, deltaTime, timeMS);
var tarPos = ctrl.GetVecParam();
if (move.SpeedDirection.x == 0 && move.SpeedDirection.y == 0)
{
SkillVector3 lastPos = move.GetMoveStruct().position;
var disX = tarPos.x - lastPos.x;
var disZ = tarPos.y - lastPos.y;
if (disX * disX + disZ * disZ <= 0.3 * 0.3)
{
move.SpeedValue = 0;
var action = ctrl.GetMoveCallBackAction();
if (action != null)
{
action(ctrl);
}
}
}
else
{
// P(tarPos)
// /|
// / |
// / |
// (lastPos)A————*————————————B(p)
// C(AP在AB上的投影点)
SkillVector3? lastPos = null;
foreach (var p in move.GetMovingTrajectory())
{
if(lastPos != null)
{
SkillVector3 AP = tarPos - lastPos.Value;
SkillVector3 AB = p - lastPos.Value; ;
var dot_AB_AP = AB.Dot2D(AP);
var disAB_Pow_2 = AB.DisPow2();
double min_P2AB = 0;
if(dot_AB_AP <= 0)
{
//AP
min_P2AB = AP.DisPow2();
}
else if(dot_AB_AP >= disAB_Pow_2)
{
//BP
min_P2AB = (p - tarPos).DisPow2();
}
else
{
//PC = -AP + AC
min_P2AB = (-AP + (dot_AB_AP/ disAB_Pow_2)*AB).DisPow2();
}
if (min_P2AB <= 0.3 * 0.3)
{
move.SpeedValue = 0;
var action = ctrl.GetMoveCallBackAction();
if (action != null)
{
action(ctrl);
}
break;
}
}
lastPos = p;
}
}
return;
}
public override void Update(SkillObjMoveController ctrl, SkillBulletMove move, float deltaTime, float timeMS)
{
base.Update(ctrl, move, deltaTime, timeMS);
var tarPos = ctrl.GetVecParam();
if (move.SpeedDirection.x == 0 && move.SpeedDirection.y == 0)
{
SkillVector3 lastPos = move.GetMoveStruct().position;
var disX = tarPos.x - lastPos.x;
var disZ = tarPos.y - lastPos.y;
if (disX * disX + disZ * disZ <= 0.3 * 0.3)
{
move.SpeedValue = 0;
var action = ctrl.GetMoveCallBackAction();
if (action != null)
{
action(ctrl);
}
}
}
else
{
// P(tarPos)
// /|
// / |
// / |
// (lastPos)A————*————————————B(p)
// C(AP在AB上的投影点)
SkillVector3?lastPos = null;
foreach (var p in move.GetMovingTrajectory())
{
if (lastPos != null)
{
SkillVector3 AP = tarPos - lastPos.Value;
SkillVector3 AB = p - lastPos.Value;;
var dot_AB_AP = AB.Dot2D(AP);
var disAB_Pow_2 = AB.DisPow2();
double min_P2AB = 0;
if (dot_AB_AP <= 0)
{
//AP
min_P2AB = AP.DisPow2();
}
else if (dot_AB_AP >= disAB_Pow_2)
{
//BP
min_P2AB = (p - tarPos).DisPow2();
}
else
{
//PC = -AP + AC
min_P2AB = (-AP + (dot_AB_AP / disAB_Pow_2) * AB).DisPow2();
}
if (min_P2AB <= 0.3 * 0.3)
{
move.SpeedValue = 0;
var action = ctrl.GetMoveCallBackAction();
if (action != null)
{
action(ctrl);
}
break;
}
}
lastPos = p;
}
}
return;
}
