//-----------------------------------------------------------------------------
// Purpose:
// Input  : pData -
//			vehicleEyeAngles -
//-----------------------------------------------------------------------------
void RemapViewAngles( ViewSmoothingData_t *pData, QAngle &vehicleEyeAngles )
{
    QAngle vecEyeAnglesRemapped;

    // Clamp pitch.
    RemapAngleRange_CurvePart_t ePitchCurvePart;
    vecEyeAnglesRemapped.x = RemapAngleRange( pData->flPitchCurveZero, pData->flPitchCurveLinear, vehicleEyeAngles.x, &ePitchCurvePart );

    vehicleEyeAngles.z = vecEyeAnglesRemapped.z = AngleNormalize( vehicleEyeAngles.z );

    // Blend out the roll dampening as our pitch approaches 90 degrees, to avoid gimbal lock problems.
    float flBlendRoll = 1.0;
    if ( fabs( vehicleEyeAngles.x ) > 60 )
    {
        flBlendRoll = RemapValClamped( fabs( vecEyeAnglesRemapped.x ), 60, 80, 1, 0);
    }

    RemapAngleRange_CurvePart_t eRollCurvePart;
    float flRollDamped = RemapAngleRange( pData->flRollCurveZero, pData->flRollCurveLinear, vecEyeAnglesRemapped.z, &eRollCurvePart );
    vecEyeAnglesRemapped.z = Lerp( flBlendRoll, vecEyeAnglesRemapped.z, flRollDamped );

    //Msg("PITCH ");
    vehicleEyeAngles.x = ApplyViewLocking( vehicleEyeAngles.x, vecEyeAnglesRemapped.x, pData->pitchLockData, ePitchCurvePart );

    //Msg("ROLL ");
    vehicleEyeAngles.z = ApplyViewLocking( vehicleEyeAngles.z, vecEyeAnglesRemapped.z, pData->rollLockData, eRollCurvePart );
}
void CAPC2FourWheelServerVehicle::GetVehicleViewPosition( int nRole, Vector *pAbsOrigin, QAngle *pAbsAngles )
{
	//FixMe, wtf?
	#ifndef DEBUG
	Assert( nRole == VEHICLE_DRIVER );
	#endif
	CBaseCombatCharacter *pPlayer = GetPassenger( VEHICLE_ROLE_DRIVER );
	Assert( pPlayer );

	float flPitchFactor=1.0;
	*pAbsAngles = pPlayer->EyeAngles();
	matrix3x4_t vehicleEyePosToWorld;
	Vector vehicleEyeOrigin;
	QAngle vehicleEyeAngles;
	GetAPC()->GetAttachment( "cannon_muzzle", vehicleEyeOrigin, vehicleEyeAngles );
	Vector up,forward;
	GetAPC()->GetVectors(NULL,&forward,&up);
	vehicleEyeOrigin+=(forward*37)+(up*35);
	AngleMatrix( vehicleEyeAngles, vehicleEyePosToWorld );

//#ifdef HL2_DLL
//	// View dampening.
//	if ( r_VehicleViewDampen.GetInt() )
//	{
//		GetAPC()->DampenEyePosition( vehicleEyeOrigin, vehicleEyeAngles );
//	}
//#endif

	// Compute the relative rotation between the unperterbed eye attachment + the eye angles
	matrix3x4_t cameraToWorld;
	AngleMatrix( *pAbsAngles, cameraToWorld );

	matrix3x4_t worldToEyePos;
	MatrixInvert( vehicleEyePosToWorld, worldToEyePos );

	matrix3x4_t vehicleCameraToEyePos;
	ConcatTransforms( worldToEyePos, cameraToWorld, vehicleCameraToEyePos );

	// Now perterb the attachment point
	vehicleEyeAngles.x = RemapAngleRange( PITCH_CURVE_ZERO * flPitchFactor, PITCH_CURVE_LINEAR, vehicleEyeAngles.x );
	vehicleEyeAngles.z = RemapAngleRange( ROLL_CURVE_ZERO * flPitchFactor, ROLL_CURVE_LINEAR, vehicleEyeAngles.z );
	AngleMatrix( vehicleEyeAngles, vehicleEyeOrigin, vehicleEyePosToWorld );

	// Now treat the relative eye angles as being relative to this new, perterbed view position...
	matrix3x4_t newCameraToWorld;
	ConcatTransforms( vehicleEyePosToWorld, vehicleCameraToEyePos, newCameraToWorld );

	// output new view abs angles
	MatrixAngles( newCameraToWorld, *pAbsAngles );

	// UNDONE: *pOrigin would already be correct in single player if the HandleView() on the server ran after vphysics
	MatrixGetColumn( newCameraToWorld, 3, *pAbsOrigin );
}
//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CChoreoGenericServerVehicle::GetVehicleViewPosition( int nRole, Vector *pAbsOrigin, QAngle *pAbsAngles, float *pFOV /*= NULL*/ )
{
	// FIXME: This needs to be reconciled with the other versions of this function!
	Assert( nRole == VEHICLE_ROLE_DRIVER );
	CBasePlayer *pPlayer = ToBasePlayer( GetDrivableVehicle()->GetDriver() );
	Assert( pPlayer );

	// Use the player's eyes instead of the attachment point
	if ( GetVehicle()->m_bForcePlayerEyePoint )
	{
		// Call to BaseClass because CBasePlayer::EyePosition calls this function.
	  *pAbsOrigin = pPlayer->CBaseCombatCharacter::EyePosition();
	  *pAbsAngles = pPlayer->CBaseCombatCharacter::EyeAngles();
		return;
	}

	*pAbsAngles = pPlayer->EyeAngles(); // yuck. this is an in/out parameter.

	float flPitchFactor = 1.0;
	matrix3x4_t vehicleEyePosToWorld;
	Vector vehicleEyeOrigin;
	QAngle vehicleEyeAngles;
	GetVehicle()->GetAttachment( "vehicle_driver_eyes", vehicleEyeOrigin, vehicleEyeAngles );
	AngleMatrix( vehicleEyeAngles, vehicleEyePosToWorld );

	// Compute the relative rotation between the unperterbed eye attachment + the eye angles
	matrix3x4_t cameraToWorld;
	AngleMatrix( *pAbsAngles, cameraToWorld );

	matrix3x4_t worldToEyePos;
	MatrixInvert( vehicleEyePosToWorld, worldToEyePos );

	matrix3x4_t vehicleCameraToEyePos;
	ConcatTransforms( worldToEyePos, cameraToWorld, vehicleCameraToEyePos );

	// Now perterb the attachment point
	vehicleEyeAngles.x = RemapAngleRange( PITCH_CURVE_ZERO * flPitchFactor, PITCH_CURVE_LINEAR, vehicleEyeAngles.x );
	vehicleEyeAngles.z = RemapAngleRange( ROLL_CURVE_ZERO * flPitchFactor, ROLL_CURVE_LINEAR, vehicleEyeAngles.z );

	AngleMatrix( vehicleEyeAngles, vehicleEyeOrigin, vehicleEyePosToWorld );

	// Now treat the relative eye angles as being relative to this new, perterbed view position...
	matrix3x4_t newCameraToWorld;
	ConcatTransforms( vehicleEyePosToWorld, vehicleCameraToEyePos, newCameraToWorld );

	// output new view abs angles
	MatrixAngles( newCameraToWorld, *pAbsAngles );

	// UNDONE: *pOrigin would already be correct in single player if the HandleView() on the server ran after vphysics
	MatrixGetColumn( newCameraToWorld, 3, *pAbsOrigin );
}
Ejemplo n.º 4
0
//-----------------------------------------------------------------------------
// Shared code to compute the vehicle view position
//-----------------------------------------------------------------------------
void CFourWheelVehiclePhysics::GetVehicleViewPosition( const char *pViewAttachment, float flPitchFactor, Vector *pAbsOrigin, QAngle *pAbsAngles )
{
	matrix3x4_t vehicleEyePosToWorld;
	Vector vehicleEyeOrigin;
	QAngle vehicleEyeAngles;
	GetAttachment( pViewAttachment, vehicleEyeOrigin, vehicleEyeAngles );
	AngleMatrix( vehicleEyeAngles, vehicleEyePosToWorld );

#ifdef HL2_DLL
	// View dampening.
	if ( r_VehicleViewDampen.GetInt() )
	{
		m_pOuterServerVehicle->GetFourWheelVehicle()->DampenEyePosition( vehicleEyeOrigin, vehicleEyeAngles );
	}
#endif

	// Compute the relative rotation between the unperterbed eye attachment + the eye angles
	matrix3x4_t cameraToWorld;
	AngleMatrix( *pAbsAngles, cameraToWorld );

	matrix3x4_t worldToEyePos;
	MatrixInvert( vehicleEyePosToWorld, worldToEyePos );

	matrix3x4_t vehicleCameraToEyePos;
	ConcatTransforms( worldToEyePos, cameraToWorld, vehicleCameraToEyePos );

	// Now perterb the attachment point
	vehicleEyeAngles.x = RemapAngleRange( PITCH_CURVE_ZERO * flPitchFactor, PITCH_CURVE_LINEAR, vehicleEyeAngles.x );
	vehicleEyeAngles.z = RemapAngleRange( ROLL_CURVE_ZERO * flPitchFactor, ROLL_CURVE_LINEAR, vehicleEyeAngles.z );
	AngleMatrix( vehicleEyeAngles, vehicleEyeOrigin, vehicleEyePosToWorld );

	// Now treat the relative eye angles as being relative to this new, perterbed view position...
	matrix3x4_t newCameraToWorld;
	ConcatTransforms( vehicleEyePosToWorld, vehicleCameraToEyePos, newCameraToWorld );

	// output new view abs angles
	MatrixAngles( newCameraToWorld, *pAbsAngles );

	// UNDONE: *pOrigin would already be correct in single player if the HandleView() on the server ran after vphysics
	MatrixGetColumn( newCameraToWorld, 3, *pAbsOrigin );
}