void CAI_Motor::SetIdealYawToTarget( const Vector &target, float noise, float offset )
{
float base = CalcIdealYaw( target );
base += offset;
if ( noise > 0 )
{
noise *= 0.5;
base += random->RandomFloat( -noise, noise );
if ( base < 0 )
base += 360;
else if ( base >= 360 )
base -= 360;
}
SetIdealYaw( base );
}
//-----------------------------------------------------------------------------
// Purpose: Determines the pose parameters for the bending of the body and tail speed
// Input : moveRel - the dot products for the deviation off of each direction (f,r,u)
// speed - speed of the fish
//-----------------------------------------------------------------------------
void CNPC_Ichthyosaur::SetPoses( Vector moveRel, float speed )
{
float movePerc, moveBase;
//Find out how fast we're moving in our animations boundaries
if ( GetIdealActivity() == ACT_WALK )
{
moveBase = 0.5f;
movePerc = moveBase * ( speed / ICH_SWIM_SPEED_WALK );
}
else
{
moveBase = 1.0f;
movePerc = moveBase * ( speed / ICH_SWIM_SPEED_RUN );
}
Vector tailPosition;
float flSwimSpeed = movePerc;
//Forward deviation
if ( moveRel.x > 0 )
{
flSwimSpeed *= moveBase + (( moveRel.x / m_vecAccelerationMax.x )*moveBase);
}
else if ( moveRel.x < 0 )
{
flSwimSpeed *= moveBase - (( moveRel.x / m_vecAccelerationMin.x )*moveBase);
}
//Vertical deviation
if ( moveRel.z > 0 )
{
tailPosition[PITCH] = -90.0f * ( moveRel.z / m_vecAccelerationMax.z );
}
else if ( moveRel.z < 0 )
{
tailPosition[PITCH] = 90.0f * ( moveRel.z / m_vecAccelerationMin.z );
}
else
{
tailPosition[PITCH] = 0.0f;
}
//Lateral deviation
if ( moveRel.y > 0 )
{
tailPosition[ROLL] = 25 * moveRel.y / m_vecAccelerationMax.y;
tailPosition[YAW] = -1.0f * moveRel.y / m_vecAccelerationMax.y;
}
else if ( moveRel.y < 0 )
{
tailPosition[ROLL] = -25 * moveRel.y / m_vecAccelerationMin.y;
tailPosition[YAW] = moveRel.y / m_vecAccelerationMin.y;
}
else
{
tailPosition[ROLL] = 0.0f;
tailPosition[YAW] = 0.0f;
}
//Clamp
flSwimSpeed = clamp( flSwimSpeed, 0.25f, 1.0f );
tailPosition[YAW] = clamp( tailPosition[YAW], -90.0f, 90.0f );
tailPosition[PITCH] = clamp( tailPosition[PITCH], -90.0f, 90.0f );
//Blend
m_flTailYaw = ( m_flTailYaw * 0.8f ) + ( tailPosition[YAW] * 0.2f );
m_flTailPitch = ( m_flTailPitch * 0.8f ) + ( tailPosition[PITCH] * 0.2f );
m_flSwimSpeed = ( m_flSwimSpeed * 0.8f ) + ( flSwimSpeed * 0.2f );
//Pose the body
SetPoseParameter( 0, m_flSwimSpeed );
SetPoseParameter( 1, m_flTailYaw );
SetPoseParameter( 2, m_flTailPitch );
//FIXME: Until the sequence info is reset properly after SetPoseParameter
if ( ( GetActivity() == ACT_RUN ) || ( GetActivity() == ACT_WALK ) )
{
ResetSequenceInfo();
}
//Face our current velocity
GetMotor()->SetIdealYawAndUpdate( UTIL_AngleMod( CalcIdealYaw( GetAbsOrigin() + GetAbsVelocity() ) ), AI_KEEP_YAW_SPEED );
float pitch = 0.0f;
if ( speed != 0.0f )
{
pitch = -RAD2DEG( asin( GetAbsVelocity().z / speed ) );
}
//FIXME: Framerate dependant
QAngle angles = GetLocalAngles();
angles.x = (angles.x * 0.8f) + (pitch * 0.2f);
angles.z = (angles.z * 0.9f) + (tailPosition[ROLL] * 0.1f);
SetLocalAngles( angles );
}
void CAI_Motor::SetIdealYawToTargetAndUpdate( const Vector &target, float yawSpeed )
{
SetIdealYawAndUpdate( CalcIdealYaw( target ), yawSpeed );
}
void CAI_Motor::SetIdealYawToTarget( const Vector &target )
{
SetIdealYaw( CalcIdealYaw( target ) );
}
