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authorAlexander Harkness <bearbin@gmail.com>2015-05-19 19:43:19 +0200
committerAlexander Harkness <bearbin@gmail.com>2015-05-19 19:43:19 +0200
commitcbb425f027a7b51c4aed5d3399b26cf325c4c8ce (patch)
tree6a35f2c9c44b7d3d5142635178bf1ec9ca5e428c /src/Mobs/Monster.cpp
parentUpdated Core. (diff)
parentMerge pull request #2057 from Seadragon91/master (diff)
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Diffstat (limited to '')
-rw-r--r--src/Mobs/Monster.cpp212
1 files changed, 178 insertions, 34 deletions
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index 37774b08f..2b00f6959 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -89,7 +89,7 @@ cMonster::cMonster(const AString & a_ConfigName, eMonsterType a_MobType, const A
, m_SoundDeath(a_SoundDeath)
, m_AttackRate(3)
, m_AttackDamage(1)
- , m_AttackRange(2)
+ , m_AttackRange(1)
, m_AttackInterval(0)
, m_SightDistance(25)
, m_DropChanceWeapon(0.085f)
@@ -147,21 +147,40 @@ bool cMonster::TickPathFinding(cChunk & a_Chunk)
(Recalculate lots when close, calculate rarely when far) */
if (
((GetPosition() - m_PathFinderDestination).Length() < 0.25) ||
- ((m_TicksSinceLastPathReset > 10) && (m_TicksSinceLastPathReset > (0.15 * (m_FinalDestination - GetPosition()).SqrLength())))
+ ((m_TicksSinceLastPathReset > 10) && (m_TicksSinceLastPathReset > (0.4 * (m_FinalDestination - GetPosition()).SqrLength())))
)
{
- ResetPathFinding();
+ /* Re-calculating is expensive when there's no path to target, and it results in mobs freezing very often as a result of always recalculating.
+ This is a workaround till we get better path recalculation. */
+ if (!m_NoPathToTarget)
+ {
+ ResetPathFinding();
+ }
}
}
if (m_Path == nullptr)
{
+ if (!EnsureProperDestination(a_Chunk))
+ {
+ StopMovingToPosition(); // Invalid chunks, probably world is loading or something, cancel movement.
+ return false;
+ }
+ m_NoPathToTarget = false;
+ m_NoMoreWayPoints = false;
m_PathFinderDestination = m_FinalDestination;
m_Path = new cPath(a_Chunk, GetPosition().Floor(), m_PathFinderDestination.Floor(), 20);
}
switch (m_Path->Step(a_Chunk))
{
+ case ePathFinderStatus::NEARBY_FOUND:
+ {
+ m_NoPathToTarget = true;
+ m_Path->AcceptNearbyPath();
+ break;
+ }
+
case ePathFinderStatus::PATH_NOT_FOUND:
{
StopMovingToPosition(); // Give up pathfinding to that destination.
@@ -174,15 +193,22 @@ bool cMonster::TickPathFinding(cChunk & a_Chunk)
}
case ePathFinderStatus::PATH_FOUND:
{
- if (--m_GiveUpCounter == 0)
+ if (m_NoMoreWayPoints || (--m_GiveUpCounter == 0))
{
ResetPathFinding(); // Try to calculate a path again.
return false;
}
- else if (!m_Path->IsLastPoint() && (m_Path->IsFirstPoint() || ReachedNextWaypoint())) // Have we arrived at the next cell, as denoted by m_NextWayPointPosition?
+ else if (!m_Path->IsLastPoint()) // Have we arrived at the next cell, as denoted by m_NextWayPointPosition?
+ {
+ if ((m_Path->IsFirstPoint() || ReachedNextWaypoint()))
+ {
+ m_NextWayPointPosition = Vector3d(0.5, 0, 0.5) + m_Path->GetNextPoint();
+ m_GiveUpCounter = 40; // Give up after 40 ticks (2 seconds) if failed to reach m_NextWayPointPosition.
+ }
+ }
+ else
{
- m_NextWayPointPosition = Vector3d(0.5, 0, 0.5) + m_Path->GetNextPoint();
- m_GiveUpCounter = 40; // Give up after 40 ticks (2 seconds) if failed to reach m_NextWayPointPosition.
+ m_NoMoreWayPoints = true;
}
return true;
}
@@ -199,10 +225,12 @@ void cMonster::MoveToWayPoint(cChunk & a_Chunk)
{
if (m_JumpCoolDown == 0)
{
- // We're not moving (or barely moving), and waypoint is above us, it means we are hitting something and we should jump.
- if ((GetSpeedX() < 0.1) && (GetSpeedZ() < 0.1) && DoesPosYRequireJump(FloorC(m_NextWayPointPosition.y)))
+ if (DoesPosYRequireJump(FloorC(m_NextWayPointPosition.y)))
{
- if (IsOnGround() || IsSwimming())
+ if (
+ (IsOnGround() && (GetSpeedX() == 0) && (GetSpeedY() == 0)) ||
+ (IsSwimming() && (m_GiveUpCounter < 15))
+ )
{
m_bOnGround = false;
m_JumpCoolDown = 20;
@@ -252,6 +280,103 @@ void cMonster::MoveToWayPoint(cChunk & a_Chunk)
+bool cMonster::EnsureProperDestination(cChunk & a_Chunk)
+{
+ cChunk * Chunk = a_Chunk.GetNeighborChunk(FloorC(m_FinalDestination.x), FloorC(m_FinalDestination.z));
+ BLOCKTYPE BlockType;
+ NIBBLETYPE BlockMeta;
+
+ if ((Chunk == nullptr) || !Chunk->IsValid())
+ {
+ return false;
+ }
+
+ int RelX = FloorC(m_FinalDestination.x) - Chunk->GetPosX() * cChunkDef::Width;
+ int RelZ = FloorC(m_FinalDestination.z) - Chunk->GetPosZ() * cChunkDef::Width;
+
+ // If destination in the air, first try to go 1 block north, or east, or west.
+ // This fixes the player leaning issue.
+ // If that failed, we instead go down to the lowest air block.
+ Chunk->GetBlockTypeMeta(RelX, FloorC(m_FinalDestination.y) - 1, RelZ, BlockType, BlockMeta);
+ if (!cBlockInfo::IsSolid(BlockType))
+ {
+ bool InTheAir = true;
+ int x, z;
+ for (z = -1; z <= 1; ++z)
+ {
+ for (x = -1; x <= 1; ++x)
+ {
+ if ((x==0) && (z==0))
+ {
+ continue;
+ }
+ Chunk = a_Chunk.GetNeighborChunk(FloorC(m_FinalDestination.x+x), FloorC(m_FinalDestination.z+z));
+ if ((Chunk == nullptr) || !Chunk->IsValid())
+ {
+ return false;
+ }
+ RelX = FloorC(m_FinalDestination.x+x) - Chunk->GetPosX() * cChunkDef::Width;
+ RelZ = FloorC(m_FinalDestination.z+z) - Chunk->GetPosZ() * cChunkDef::Width;
+ Chunk->GetBlockTypeMeta(RelX, FloorC(m_FinalDestination.y) - 1, RelZ, BlockType, BlockMeta);
+ if (cBlockInfo::IsSolid(BlockType))
+ {
+ m_FinalDestination.x += x;
+ m_FinalDestination.z += z;
+ InTheAir = false;
+ goto breakBothLoops;
+ }
+ }
+ }
+ breakBothLoops:
+
+ // Go down to the lowest air block.
+ if (InTheAir)
+ {
+ while (m_FinalDestination.y > 0)
+ {
+ Chunk->GetBlockTypeMeta(RelX, FloorC(m_FinalDestination.y) - 1, RelZ, BlockType, BlockMeta);
+ if (cBlockInfo::IsSolid(BlockType))
+ {
+ break;
+ }
+ m_FinalDestination.y -= 1;
+ }
+ }
+ }
+
+ // If destination in water, go up to the highest water block.
+ // If destination in solid, go up to first air block.
+ bool InWater = false;
+ while (m_FinalDestination.y < cChunkDef::Height)
+ {
+ Chunk->GetBlockTypeMeta(RelX, FloorC(m_FinalDestination.y), RelZ, BlockType, BlockMeta);
+ if (BlockType == E_BLOCK_STATIONARY_WATER)
+ {
+ InWater = true;
+ }
+ else if (cBlockInfo::IsSolid(BlockType))
+ {
+ InWater = false;
+ }
+ else
+ {
+ break;
+ }
+ m_FinalDestination.y += 1;
+ }
+ if (InWater)
+ {
+ m_FinalDestination.y -= 1;
+ }
+
+
+ return true;
+}
+
+
+
+
+
void cMonster::MoveToPosition(const Vector3d & a_Position)
{
m_FinalDestination = a_Position;
@@ -292,7 +417,7 @@ void cMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
if (m_Health <= 0)
{
- // The mob is dead, but we're still animating the "puff" they leave when they die
+ // The mob is dead, but we're still animating the "puff" they leave when they die.
m_DestroyTimer += a_Dt;
if (m_DestroyTimer > std::chrono::seconds(1))
{
@@ -310,11 +435,19 @@ void cMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
m_Target = nullptr;
}
- // Process the undead burning in daylight
+ // Process the undead burning in daylight.
HandleDaylightBurning(*Chunk, WouldBurnAt(GetPosition(), *Chunk));
if (TickPathFinding(*Chunk))
{
- if (m_BurnsInDaylight && WouldBurnAt(m_NextWayPointPosition, *Chunk->GetNeighborChunk(FloorC(m_NextWayPointPosition.x), FloorC(m_NextWayPointPosition.z))) && !IsOnFire() && (m_TicksSinceLastDamaged == 100))
+ /* If I burn in daylight, and I won't burn where I'm standing, and I'll burn in my next position, and at least one of those is true:
+ 1. I am idle
+ 2. I was not hurt by a player recently.
+ Then STOP. */
+ if (
+ m_BurnsInDaylight && ((m_TicksSinceLastDamaged >= 100) || (m_EMState == IDLE)) &&
+ WouldBurnAt(m_NextWayPointPosition, *Chunk) &&
+ !WouldBurnAt(GetPosition(), *Chunk)
+ )
{
// If we burn in daylight, and we would burn at the next step, and we won't burn where we are right now, and we weren't provoked recently:
StopMovingToPosition();
@@ -373,21 +506,29 @@ void cMonster::SetPitchAndYawFromDestination()
}
}
+
+
+ Vector3d BodyDistance = m_NextWayPointPosition - GetPosition();
+ double BodyRotation, BodyPitch;
+ BodyDistance.Normalize();
+ VectorToEuler(BodyDistance.x, BodyDistance.y, BodyDistance.z, BodyRotation, BodyPitch);
+ SetYaw(BodyRotation);
+
Vector3d Distance = FinalDestination - GetPosition();
{
- double Rotation, Pitch;
+ double HeadRotation, HeadPitch;
Distance.Normalize();
- VectorToEuler(Distance.x, Distance.y, Distance.z, Rotation, Pitch);
- SetHeadYaw(Rotation);
- SetPitch(-Pitch);
- }
-
- {
- Vector3d BodyDistance = m_NextWayPointPosition - GetPosition();
- double Rotation, Pitch;
- BodyDistance.Normalize();
- VectorToEuler(BodyDistance.x, BodyDistance.y, BodyDistance.z, Rotation, Pitch);
- SetYaw(Rotation);
+ VectorToEuler(Distance.x, Distance.y, Distance.z, HeadRotation, HeadPitch);
+ if (std::abs(BodyRotation - HeadRotation) < 120)
+ {
+ SetHeadYaw(HeadRotation);
+ SetPitch(-HeadPitch);
+ }
+ else // We're not an owl. If it's more than 120, don't look behind and instead look at where you're walking.
+ {
+ SetHeadYaw(BodyRotation);
+ SetPitch(-BodyPitch);
+ }
}
}
@@ -886,7 +1027,7 @@ cMonster * cMonster::NewMonsterFromType(eMonsterType a_MobType)
{
case mtMagmaCube:
{
- toReturn = new cMagmaCube(Random.NextInt(2) + 1);
+ toReturn = new cMagmaCube(1 << Random.NextInt(3)); // Size 1, 2 or 4
break;
}
case mtSlime:
@@ -1098,12 +1239,19 @@ void cMonster::HandleDaylightBurning(cChunk & a_Chunk, bool WouldBurn)
bool cMonster::WouldBurnAt(Vector3d a_Location, cChunk & a_Chunk)
{
- int RelX = FloorC(a_Location.x) - a_Chunk.GetPosX() * cChunkDef::Width;
+ cChunk * Chunk = a_Chunk.GetNeighborChunk(FloorC(a_Location.x), FloorC(a_Location.z));
+ if ((Chunk == nullptr) || (!Chunk->IsValid()))
+ {
+ return false;
+ }
+
+ int RelX = FloorC(a_Location.x) - Chunk->GetPosX() * cChunkDef::Width;
int RelY = FloorC(a_Location.y);
- int RelZ = FloorC(a_Location.z) - a_Chunk.GetPosZ() * cChunkDef::Width;
+ int RelZ = FloorC(a_Location.z) - Chunk->GetPosZ() * cChunkDef::Width;
+
if (
- (a_Chunk.GetSkyLight(RelX, RelY, RelZ) == 15) && // In the daylight
- (a_Chunk.GetBlock(RelX, RelY, RelZ) != E_BLOCK_SOULSAND) && // Not on soulsand
+ (Chunk->GetSkyLight(RelX, RelY, RelZ) == 15) && // In the daylight
+ (Chunk->GetBlock(RelX, RelY, RelZ) != E_BLOCK_SOULSAND) && // Not on soulsand
(GetWorld()->GetTimeOfDay() < (12000 + 1000)) && // It is nighttime
GetWorld()->IsWeatherSunnyAt(POSX_TOINT, POSZ_TOINT) // Not raining
)
@@ -1121,7 +1269,3 @@ cMonster::eFamily cMonster::GetMobFamily(void) const
{
return FamilyFromType(m_MobType);
}
-
-
-
-