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Add upward force to flight when close to the ground. Prevents current belly flop to the floor when flying with bullet physics and acts more like ODE and SL flight. 

Signed-off-by: Michael Cerquoni <nebadon2025@gmail.com>
bullet-2.82
AliciaRaven 2014-06-17 16:55:33 +01:00 committed by Michael Cerquoni
parent 5450b1b024
commit ff892b5bcf
1 changed files with 26 additions and 0 deletions
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26
OpenSim/Region/Physics/BulletSPlugin/BSActorAvatarMove.cs
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@ -139,6 +139,21 @@ public class BSActorAvatarMove : BSActor
} }
} }
private float ComputeMinFlightHeight()
{
float waterHeight = m_physicsScene.TerrainManager.GetWaterLevelAtXYZ(m_controllingPrim.RawPosition);
float groundHeight = m_physicsScene.TerrainManager.GetTerrainHeightAtXYZ(m_controllingPrim.RawPosition);
if (groundHeight > waterHeight)
{
return groundHeight + 8f;
}
else
{
return waterHeight + 8f;
}
}
private void DeactivateAvatarMove() private void DeactivateAvatarMove()
{ {
if (m_velocityMotor != null) if (m_velocityMotor != null)
@ -265,6 +280,17 @@ public class BSActorAvatarMove : BSActor
// Add special movement force to allow avatars to walk up stepped surfaces. // Add special movement force to allow avatars to walk up stepped surfaces.
moveForce += WalkUpStairs(); moveForce += WalkUpStairs();
//Alicia: Maintain minimum height when flying
if (m_controllingPrim.Flying)
{
float hover_height = ComputeMinFlightHeight();
if( m_controllingPrim.Position.Z < hover_height)
{
moveForce.Z = moveForce.Z + 50f;
}
}
m_physicsScene.DetailLog("{0},BSCharacter.MoveMotor,move,stepVel={1},vel={2},mass={3},moveForce={4}", m_physicsScene.DetailLog("{0},BSCharacter.MoveMotor,move,stepVel={1},vel={2},mass={3},moveForce={4}",
m_controllingPrim.LocalID, stepVelocity, m_controllingPrim.RawVelocity, m_controllingPrim.Mass, moveForce); m_controllingPrim.LocalID, stepVelocity, m_controllingPrim.RawVelocity, m_controllingPrim.Mass, moveForce);
m_physicsScene.PE.ApplyCentralImpulse(m_controllingPrim.PhysBody, moveForce); m_physicsScene.PE.ApplyCentralImpulse(m_controllingPrim.PhysBody, moveForce);