private bool _solState; // m_solState
public FlipperMover(FlipperData data, FlipperState state, EventProxy events, Table.Table table)
{
_data = data;
_state = state;
_events = events;
_tableData = table.Data;
if (data.FlipperRadiusMin > 0 && data.FlipperRadiusMax > data.FlipperRadiusMin)
{
data.FlipperRadius = data.FlipperRadiusMax - (data.FlipperRadiusMax - data.FlipperRadiusMin) /* m_ptable->m_globalDifficulty*/;
data.FlipperRadius = MathF.Max(data.FlipperRadius, data.BaseRadius - data.EndRadius + 0.05f);
}
else
{
data.FlipperRadius = data.FlipperRadiusMax;
}
EndRadius = MathF.Max(data.EndRadius, 0.01f); // radius of flipper end
FlipperRadius = MathF.Max(data.FlipperRadius, 0.01f); // radius of flipper arc, center-to-center radius
AngleStart = MathF.DegToRad(data.StartAngle);
AngleEnd = MathF.DegToRad(data.EndAngle);
if (AngleEnd == AngleStart)
{
// otherwise hangs forever in collisions/updates
AngleEnd += 0.0001f;
}
var height = table.GetSurfaceHeight(data.Surface, data.Center.X, data.Center.Y);
var baseRadius = MathF.Max(data.BaseRadius, 0.01f);
HitCircleBase = new HitCircle(data.Center, baseRadius, height, height + data.Height, ItemType.Flipper);
IsInContact = false;
EnableRotateEvent = 0;
AngleSpeed = 0;
_direction = AngleEnd >= AngleStart;
_solState = false;
_curTorque = 0.0f;
_state.Angle = AngleStart;
_angularMomentum = 0;
_angularAcceleration = 0;
var ratio = (baseRadius - EndRadius) / FlipperRadius;
// model inertia of flipper as that of rod of length flipr around its end
var mass = _data.GetFlipperMass(_tableData);
Inertia = (float)(1.0 / 3.0) * mass * (FlipperRadius * FlipperRadius);
LastHitFace = false; // used to optimize hit face search order
// F2 Norm, used in Green's transform, in FPM time search // = sinf(faceNormOffset)
ZeroAngNorm.X = MathF.Sqrt(1.0f - ratio * ratio);
// F1 norm, change sign of x component, i.E -zeroAngNorm.X // = -cosf(faceNormOffset)
ZeroAngNorm.Y = -ratio;
}
private uint _lastHitTime; // m_last_hittime
public FlipperHit(FlipperData data, FlipperState state, EventProxy events, Table.Table table)
{
data.UpdatePhysicsSettings(table);
_events = events;
_mover = new FlipperMover(data, state, events, table);
_data = data;
_state = state;
_tableData = table.Data;
UpdatePhysicsFromFlipper();
}
public Flipper(FlipperData data) : base(data)
{
_meshGenerator = new FlipperMeshGenerator(Data);
State = new FlipperState(Data.Name, data.IsVisible, data.StartAngle, data.Center.Clone(), data.Material, data.Image, data.RubberMaterial);
}