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authorDevToaster <blazetoaster@gmail.com>2015-03-31 17:03:35 +0200
committerDevToaster <blazetoaster@gmail.com>2015-03-31 17:03:35 +0200
commit45c84ea93318a4ab8921a20d7d2c086cfc313999 (patch)
tree2e802814ec3da8fa341e9ad73a588f01fd4b5e2d /src/Entities
parentAdjusted projectile physics (diff)
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Diffstat (limited to 'src/Entities')
-rw-r--r--src/Entities/ArrowEntity.cpp2
-rw-r--r--src/Entities/Boat.cpp2
-rw-r--r--src/Entities/Entity.cpp4
-rw-r--r--src/Entities/Entity.h6
-rw-r--r--src/Entities/FallingBlock.cpp2
-rw-r--r--src/Entities/Minecart.cpp2
-rw-r--r--src/Entities/Pawn.cpp2
-rw-r--r--src/Entities/ProjectileEntity.cpp6
-rw-r--r--src/Entities/TNTEntity.cpp2
9 files changed, 15 insertions, 13 deletions
diff --git a/src/Entities/ArrowEntity.cpp b/src/Entities/ArrowEntity.cpp
index 3516b7540..32952100c 100644
--- a/src/Entities/ArrowEntity.cpp
+++ b/src/Entities/ArrowEntity.cpp
@@ -51,7 +51,7 @@ cArrowEntity::cArrowEntity(cPlayer & a_Player, double a_Force) :
m_PickupState = psInCreative;
}
SetGravity(-20.0f);
- SetAirDrag(0.2f);
+ SetAirDrag(0.01f);
}
diff --git a/src/Entities/Boat.cpp b/src/Entities/Boat.cpp
index 8899921ab..4ad418be4 100644
--- a/src/Entities/Boat.cpp
+++ b/src/Entities/Boat.cpp
@@ -18,7 +18,7 @@ cBoat::cBoat(double a_X, double a_Y, double a_Z) :
{
SetMass(20.0f);
SetGravity(-16.0f);
- SetAirDrag(1.0f);
+ SetAirDrag(0.05f);
SetMaxHealth(6);
SetHealth(6);
}
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index 67dae44b2..51cee248e 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -36,7 +36,7 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
m_bHasSentNoSpeed(true),
m_bOnGround(false),
m_Gravity(-9.81f),
- m_AirDrag(0.4f),
+ m_AirDrag(0.02f),
m_LastPos(a_X, a_Y, a_Z),
m_IsInitialized(false),
m_WorldTravellingFrom(nullptr),
@@ -944,7 +944,7 @@ void cEntity::HandlePhysics(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
{
// Normal gravity
fallspeed = m_Gravity * DtSec.count();
- NextSpeed -= NextSpeed * m_AirDrag * DtSec.count();
+ NextSpeed -= NextSpeed * (m_AirDrag * 20.0f) * DtSec.count();
}
NextSpeed.y += static_cast<float>(fallspeed);
}
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index 2c994c550..dd6190ced 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -508,8 +508,10 @@ protected:
For realistic effects, this should be negative. For spaaaaaaace, this can be zero or even positive */
float m_Gravity;
- /** Stores the air drag that is applied to the entity every tick, measured in speed ratio per second
- Acts as air friction and slows down flight */
+ /** Stores the air drag that is applied to the entity every tick, measured in speed ratio per tick
+ Acts as air friction and slows down flight
+ Will be interpolated if the server tick rate varies
+ Data: http://minecraft.gamepedia.com/Entity#Motion_of_entities */
float m_AirDrag;
/** Last position sent to client via the Relative Move or Teleport packets (not Velocity)
diff --git a/src/Entities/FallingBlock.cpp b/src/Entities/FallingBlock.cpp
index 82daeb4bf..4a165909a 100644
--- a/src/Entities/FallingBlock.cpp
+++ b/src/Entities/FallingBlock.cpp
@@ -17,7 +17,7 @@ cFallingBlock::cFallingBlock(const Vector3i & a_BlockPosition, BLOCKTYPE a_Block
m_OriginalPosition(a_BlockPosition)
{
SetGravity(-16.0f);
- SetAirDrag(0.4f);
+ SetAirDrag(0.02f);
}
diff --git a/src/Entities/Minecart.cpp b/src/Entities/Minecart.cpp
index 7fdb39ea7..3d56570ba 100644
--- a/src/Entities/Minecart.cpp
+++ b/src/Entities/Minecart.cpp
@@ -94,7 +94,7 @@ cMinecart::cMinecart(ePayload a_Payload, double a_X, double a_Y, double a_Z) :
{
SetMass(20.0f);
SetGravity(-16.0f);
- SetAirDrag(1.0f);
+ SetAirDrag(0.05f);
SetMaxHealth(6);
SetHealth(6);
SetWidth(1);
diff --git a/src/Entities/Pawn.cpp b/src/Entities/Pawn.cpp
index a4a9c6f21..fcb686e28 100644
--- a/src/Entities/Pawn.cpp
+++ b/src/Entities/Pawn.cpp
@@ -14,7 +14,7 @@ cPawn::cPawn(eEntityType a_EntityType, double a_Width, double a_Height) :
, m_EntityEffects(tEffectMap())
{
SetGravity(-32.0f);
- SetAirDrag(0.4f);
+ SetAirDrag(0.02f);
}
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
index 28f7d0dea..05b7669cd 100644
--- a/src/Entities/ProjectileEntity.cpp
+++ b/src/Entities/ProjectileEntity.cpp
@@ -228,7 +228,7 @@ cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, double a
m_IsInGround(false)
{
SetGravity(-12.0f);
- SetAirDrag(0.2f);
+ SetAirDrag(0.01f);
}
@@ -245,7 +245,7 @@ cProjectileEntity::cProjectileEntity(eKind a_Kind, cEntity * a_Creator, const Ve
SetYawFromSpeed();
SetPitchFromSpeed();
SetGravity(-12.0f);
- SetAirDrag(0.2f);
+ SetAirDrag(0.01f);
}
@@ -395,7 +395,7 @@ void cProjectileEntity::HandlePhysics(std::chrono::milliseconds a_Dt, cChunk & a
// Add slowdown and gravity effect to the speed:
Vector3d NewSpeed(GetSpeed());
NewSpeed.y += m_Gravity * DtSec.count();
- NewSpeed -= NewSpeed * m_AirDrag * DtSec.count();
+ NewSpeed -= NewSpeed * (m_AirDrag * 20.0f) * DtSec.count();
SetSpeed(NewSpeed);
SetYawFromSpeed();
SetPitchFromSpeed();
diff --git a/src/Entities/TNTEntity.cpp b/src/Entities/TNTEntity.cpp
index b5b98f833..d849bd4c9 100644
--- a/src/Entities/TNTEntity.cpp
+++ b/src/Entities/TNTEntity.cpp
@@ -13,7 +13,7 @@ cTNTEntity::cTNTEntity(double a_X, double a_Y, double a_Z, int a_FuseTicks) :
m_FuseTicks(a_FuseTicks)
{
SetGravity(-16.0f);
- SetAirDrag(0.4f);
+ SetAirDrag(0.02f);
}