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(badly) ported dsp's pathfind code

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- added distance for vectors
- todo: why does it go retard
This commit is contained in:
Tahir Akhlaq 2017-08-16 17:25:32 +01:00
parent 68657e1edc
commit 1856cc0634
9 changed files with 98 additions and 29 deletions
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62
FFXIVClassic Map Server/actors/chara/ai/PathFind.cs
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@ -10,6 +10,8 @@ using FFXIVClassic.Common;
using FFXIVClassic_Map_Server.actors.area;
using FFXIVClassic_Map_Server.packets.send.actor;
// port of https://github.com/DarkstarProject/darkstar/blob/master/src/map/ai/helpers/pathfind.h
namespace FFXIVClassic_Map_Server.actors.chara.ai
{
// todo: path flags, check for obstacles etc
@ -24,6 +26,7 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
private Character owner;
private List<Vector3> path;
private bool canFollowPath;
float distanceFromPoint;
private PathFindFlags pathFlags;
@ -87,6 +90,8 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
public void PathInRange(float x, float y, float z, float minRange, float maxRange = 5.0f)
{
var dest = owner.FindRandomPoint(x, y, z, minRange, maxRange);
// todo: this is dumb..
distanceFromPoint = owner.meleeRange;
PreparePath(dest.X, dest.Y, dest.Z);
}
@ -98,7 +103,7 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
public bool IsFollowingPath()
{
return path.Count > 0;
return path?.Count > 0;
}
public bool IsFollowingScriptedPath()
@ -112,12 +117,53 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
{
var point = path[0];
owner.OnPath(point);
owner.QueuePositionUpdate(point);
path.Remove(point);
StepTo(point);
if (path.Count == 0)
owner.LookAt(point.X, point.Y);
if (AtPoint(point))
{
path.Remove(point);
owner.OnPath(point);
}
}
}
public bool AtPoint(Vector3 point)
{
if (distanceFromPoint == 0)
return owner.positionX == point.X && owner.positionZ == point.Z;
else
return Utils.Distance(owner.positionX, owner.positionY, owner.positionZ, point.X, point.Y, point.Z) <= (distanceFromPoint + 1.5f);
}
public void StepTo(Vector3 point, bool run = false)
{
float speed = GetSpeed();
float stepDistance = (speed / 10) / 2;
float distanceTo = Utils.Distance(owner.positionX, owner.positionY, owner.positionZ, point.X, point.Y, point.Z);
owner.LookAt(point.X, point.Y);
if (distanceTo <= distanceFromPoint + stepDistance + 1.5f)
{
if (distanceFromPoint == 0)
{
owner.QueuePositionUpdate(point);
}
else
{
float x = owner.positionX - (float)Math.Cos(owner.rotation + (float)(Math.PI / 2)) * (distanceTo - distanceFromPoint);
float z = owner.positionZ + (float)Math.Sin(owner.rotation + (float)(Math.PI / 2)) * (distanceTo - distanceFromPoint);
owner.QueuePositionUpdate(x, owner.positionY, z);
}
}
else
{
float x = owner.positionX - (float)Math.Cos(owner.rotation + (float)(Math.PI / 2)) * (distanceTo - distanceFromPoint);
float z = owner.positionZ + (float)Math.Sin(owner.rotation + (float)(Math.PI / 2)) * (distanceTo - distanceFromPoint);
owner.QueuePositionUpdate(x, owner.positionY, z);
}
}
@ -126,6 +172,8 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
// todo:
path?.Clear();
pathFlags = PathFindFlags.None;
distanceFromPoint = 0.0f;
}
private float GetSpeed()
@ -137,7 +185,7 @@ namespace FFXIVClassic_Map_Server.actors.chara.ai
{
if (owner.currentSubState == SetActorStatePacket.SUB_STATE_MONSTER)
{
owner.ChangeSpeed(0.0f, SetActorSpeedPacket.DEFAULT_WALK - 2.0f, SetActorSpeedPacket.DEFAULT_RUN - 2.0f, SetActorSpeedPacket.DEFAULT_ACTIVE - 2.0f);
//owner.ChangeSpeed(0.0f, SetActorSpeedPacket.DEFAULT_WALK - 2.0f, SetActorSpeedPacket.DEFAULT_RUN - 2.0f, SetActorSpeedPacket.DEFAULT_ACTIVE - 2.0f);
}
// baseSpeed += ConfigConstants.SPEED_MOD;
}