From f1540173da442878e132b0bbca1f8f60141e1cd0 Mon Sep 17 00:00:00 2001 From: SafwatHalaby Date: Thu, 28 May 2015 17:45:47 +0300 Subject: AI - Sane Skeleton --- src/Mobs/AggressiveMonster.cpp | 3 ++- src/Mobs/Monster.cpp | 11 +++++++++-- src/Mobs/Monster.h | 9 ++++++--- src/Mobs/Skeleton.cpp | 7 ++++--- 4 files changed, 21 insertions(+), 9 deletions(-) (limited to 'src/Mobs') diff --git a/src/Mobs/AggressiveMonster.cpp b/src/Mobs/AggressiveMonster.cpp index 648599999..93f7cdb72 100644 --- a/src/Mobs/AggressiveMonster.cpp +++ b/src/Mobs/AggressiveMonster.cpp @@ -80,9 +80,10 @@ void cAggressiveMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) Vector3d AttackDirection(m_Target->GetPosition() + Vector3d(0, m_Target->GetHeight(), 0) - MyHeadPosition); - if (ReachedFinalDestination() && !LineOfSight.Trace(MyHeadPosition, AttackDirection, static_cast(AttackDirection.Length()))) + if (TargetIsInRange() && !LineOfSight.Trace(MyHeadPosition, AttackDirection, static_cast(AttackDirection.Length()))) { // Attack if reached destination, target isn't null, and have a clear line of sight to target (so won't attack through walls) + StopMovingToPosition(); Attack(a_Dt); } } diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp index 3fbee9a65..c67850248 100644 --- a/src/Mobs/Monster.cpp +++ b/src/Mobs/Monster.cpp @@ -517,8 +517,15 @@ void cMonster::SetPitchAndYawFromDestination() } - - Vector3d BodyDistance = m_NextWayPointPosition - GetPosition(); + Vector3d BodyDistance; + if (!m_IsFollowingPath && (m_Target != nullptr)) + { + BodyDistance = m_Target->GetPosition() - GetPosition(); + } + else + { + BodyDistance = m_NextWayPointPosition - GetPosition(); + } double BodyRotation, BodyPitch; BodyDistance.Normalize(); VectorToEuler(BodyDistance.x, BodyDistance.y, BodyDistance.z, BodyRotation, BodyPitch); diff --git a/src/Mobs/Monster.h b/src/Mobs/Monster.h index c4043b0e5..fa23df3db 100644 --- a/src/Mobs/Monster.h +++ b/src/Mobs/Monster.h @@ -193,13 +193,16 @@ protected: If no suitable position is found, returns cChunkDef::Height. */ int FindFirstNonAirBlockPosition(double a_PosX, double a_PosZ); - /** Returns if the ultimate, final destination has been reached */ - bool ReachedFinalDestination(void) { return ((m_FinalDestination - GetPosition()).SqrLength() < (m_AttackRange * m_AttackRange)); } + /** Returns if the ultimate, final destination has been reached. */ + bool ReachedFinalDestination(void) { return ((m_FinalDestination - GetPosition()).Length() < GetWidth()/2); } + + /** Returns whether or not the target is close enough for attack. */ + bool TargetIsInRange(void) { return ((m_FinalDestination - GetPosition()).SqrLength() < (m_AttackRange * m_AttackRange)); } /** Returns if the intermediate waypoint of m_NextWayPointPosition has been reached */ bool ReachedNextWaypoint(void) { return ((m_NextWayPointPosition - GetPosition()).SqrLength() < 0.25); } - /** Returns if a monster can reach a given height by jumping */ + /** Returns if a monster can reach a given height by jumping. */ inline bool DoesPosYRequireJump(int a_PosY) { return ((a_PosY > POSY_TOINT) && (a_PosY == POSY_TOINT + 1)); diff --git a/src/Mobs/Skeleton.cpp b/src/Mobs/Skeleton.cpp index f99404669..d1a481960 100644 --- a/src/Mobs/Skeleton.cpp +++ b/src/Mobs/Skeleton.cpp @@ -50,12 +50,13 @@ void cSkeleton::GetDrops(cItems & a_Drops, cEntity * a_Killer) void cSkeleton::Attack(std::chrono::milliseconds a_Dt) { + cFastRandom Random; m_AttackInterval += (static_cast(a_Dt.count()) / 1000) * m_AttackRate; if ((m_Target != nullptr) && (m_AttackInterval > 3.0)) { - // Setting this higher gives us more wiggle room for attackrate - Vector3d Speed = GetLookVector() * 20; - Speed.y = Speed.y + 1; + Vector3d Inaccuracy = Vector3d(Random.NextFloat(0.5) - 0.25, Random.NextFloat(0.5) - 0.25, Random.NextFloat(0.5) - 0.25); + Vector3d Speed = (m_Target->GetPosition() + Inaccuracy - GetPosition()) * 5; + Speed.y = Speed.y - 1 + Random.NextInt(3); cArrowEntity * Arrow = new cArrowEntity(this, GetPosX(), GetPosY() + 1, GetPosZ(), Speed); if (Arrow == nullptr) { -- cgit v1.2.3