diff options
Diffstat (limited to 'src/entities')
| -rw-r--r-- | src/entities/Physical.cpp | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/src/entities/Physical.cpp b/src/entities/Physical.cpp index 0bd87dbc..24017e19 100644 --- a/src/entities/Physical.cpp +++ b/src/entities/Physical.cpp @@ -783,9 +783,13 @@ CPhysical::ApplyCollision(CPhysical *B, CColPoint &colpoint, float &impulseA, fl if(B->GetStatus() == STATUS_PLAYER) pointposB *= 0.8f; if(CWorld::bNoMoreCollisionTorque){ - // BUG: the game actually uses A here, but this can't be right +#ifdef FIX_BUGS B->ApplyFrictionMoveForce(fB*-0.3f); B->ApplyFrictionTurnForce(fB*-0.3f, pointposB); +#else + A->ApplyFrictionMoveForce(fB*-0.3f); + A->ApplyFrictionTurnForce(fB*-0.3f, pointposB); +#endif } } if(!A->bInfiniteMass){ @@ -881,7 +885,13 @@ CPhysical::ApplyFriction(CPhysical *B, float adhesiveLimit, CColPoint &colpoint) fOtherSpeedA = vOtherSpeedA.Magnitude(); fOtherSpeedB = vOtherSpeedB.Magnitude(); +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeedA; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeedA * (1.0f/fOtherSpeedA); +#endif + speedSum = (B->m_fMass*fOtherSpeedB + A->m_fMass*fOtherSpeedA)/(B->m_fMass + A->m_fMass); if(fOtherSpeedA > speedSum){ impulseA = (speedSum - fOtherSpeedA) * A->m_fMass; @@ -911,7 +921,12 @@ CPhysical::ApplyFriction(CPhysical *B, float adhesiveLimit, CColPoint &colpoint) fOtherSpeedA = vOtherSpeedA.Magnitude(); fOtherSpeedB = vOtherSpeedB.Magnitude(); +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeedA; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeedA * (1.0f/fOtherSpeedA); +#endif float massB = B->GetMass(pointposB, frictionDir); speedSum = (massB*fOtherSpeedB + A->m_fMass*fOtherSpeedA)/(massB + A->m_fMass); if(fOtherSpeedA > speedSum){ @@ -939,7 +954,12 @@ CPhysical::ApplyFriction(CPhysical *B, float adhesiveLimit, CColPoint &colpoint) fOtherSpeedA = vOtherSpeedA.Magnitude(); fOtherSpeedB = vOtherSpeedB.Magnitude(); +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeedA; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeedA * (1.0f/fOtherSpeedA); +#endif float massA = A->GetMass(pointposA, frictionDir); speedSum = (B->m_fMass*fOtherSpeedB + massA*fOtherSpeedA)/(B->m_fMass + massA); if(fOtherSpeedA > speedSum){ @@ -967,7 +987,12 @@ CPhysical::ApplyFriction(CPhysical *B, float adhesiveLimit, CColPoint &colpoint) fOtherSpeedA = vOtherSpeedA.Magnitude(); fOtherSpeedB = vOtherSpeedB.Magnitude(); +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeedA; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeedA * (1.0f/fOtherSpeedA); +#endif float massA = A->GetMass(pointposA, frictionDir); float massB = B->GetMass(pointposB, frictionDir); speedSum = (massB*fOtherSpeedB + massA*fOtherSpeedA)/(massB + massA); @@ -1004,7 +1029,12 @@ CPhysical::ApplyFriction(float adhesiveLimit, CColPoint &colpoint) fOtherSpeed = vOtherSpeed.Magnitude(); if(fOtherSpeed > 0.0f){ +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeed; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeed * (1.0f/fOtherSpeed); +#endif // not really impulse but speed // maybe use ApplyFrictionMoveForce instead? fImpulse = -fOtherSpeed; @@ -1022,7 +1052,12 @@ CPhysical::ApplyFriction(float adhesiveLimit, CColPoint &colpoint) fOtherSpeed = vOtherSpeed.Magnitude(); if(fOtherSpeed > 0.0f){ +#ifdef FIX_BUGS // division by 0 + frictionDir = vOtherSpeed; + frictionDir.Normalise(); +#else frictionDir = vOtherSpeed * (1.0f/fOtherSpeed); +#endif fImpulse = -fOtherSpeed * m_fMass; impulseLimit = adhesiveLimit*CTimer::GetTimeStep() * 1.5; if(fImpulse < -impulseLimit) fImpulse = -impulseLimit; |