private void Transition_3_TargetCenter()
{
_state = TutorialState.TargetCenter;
_cannon5.RotateTo(_cannon4);
if (FloatMath.DiffRadiansAbs(_cannon2.Rotation.ActualValue, FloatMath.RAD_POS_090) < FloatMath.RAD_POS_060)
{
_cannon2.Rotation.Set(FloatMath.RAD_POS_180);
}
SetInfoBox(L10N.T(L10NImpl.STR_TUT_INFO3));
AddTouchAnimation(_cannon2, _cannon3);
}
private bool OnCollision(Fixture fixtureA, Fixture fixtureB, Contact contact)
{
if (!Alive || IsDying || RemoteState != RemoteBulletState.Normal || PredictionState != RemoteBulletState.Normal)
{
return(false);
}
#region RemoteBullet
var otherBullet = fixtureB.UserData as RemoteBullet;
if (otherBullet != null)
{
if (otherBullet.Fraction == Fraction)
{
return(true);
}
if (!otherBullet.Alive)
{
return(false);
}
if (otherBullet.Scale / Scale >= 2f && !otherBullet.Fraction.IsNeutral)
{
// split other
otherBullet.PredictKill(RemoteBulletState.Dying_Instant);
PredictKill(RemoteBulletState.Dying_Explosion);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
else if (Scale / otherBullet.Scale >= 2f && Fraction.IsNeutral)
{
// split me
otherBullet.PredictKill(RemoteBulletState.Dying_Explosion);
PredictKill(RemoteBulletState.Dying_Instant);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
else
{
otherBullet.PredictKill(RemoteBulletState.Dying_Explosion);
PredictKill(RemoteBulletState.Dying_Explosion);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
}
#endregion
#region Cannon
var otherCannon = fixtureB.UserData as Cannon;
if (otherCannon != null)
{
if (otherCannon.Fraction == Fraction)
{
// stupid approximation to prevent source cannon coll (lifetime > 0.5s)
if (Lifetime > 0.5f || fixtureB == otherCannon.PhysicsFixtureBase)
{
if (otherCannon.IsLaser && otherCannon.CannonHealth.TargetValue >= 1f)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
else
{
PredictKill(RemoteBulletState.Dying_ShrinkFast);
otherCannon.ApplyBoost();
MainGame.Inst.GDSound.PlayEffectBoost();
}
}
}
else // if (otherCannon.Fraction != this.Fraction)
{
PredictKill(RemoteBulletState.Dying_Fade);
otherCannon.TakeDamage(Fraction, Scale);
MainGame.Inst.GDSound.PlayEffectHit();
}
return(false);
}
#endregion
#region VoidWall
var otherVoidWall = fixtureB.UserData as VoidWall;
if (otherVoidWall != null)
{
PredictKill(RemoteBulletState.Dying_Explosion);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region VoidCircle
var otherVoidCircle = fixtureB.UserData as VoidCircle;
if (otherVoidCircle != null)
{
PredictKill(RemoteBulletState.Dying_Explosion);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region Shield
var otherShield = fixtureB.UserData as ShieldCollisionMarker;
if (otherShield != null)
{
if (!otherShield.Active)
{
return(false);
}
PredictKill(RemoteBulletState.Dying_Explosion);
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region GlassBlock
var otherGlassBlock = fixtureB.UserData as GlassBlock;
if (otherGlassBlock != null)
{
MainGame.Inst.GDSound.PlayEffectGlass();
return(true);
}
#endregion
#region Portal
var otherPortal = fixtureB.UserData as Portal;
if (otherPortal != null)
{
var inPortal = otherPortal;
Vector2 normal;
FixedArray2 <Vector2> t;
contact.GetWorldManifold(out normal, out t);
bool hit = FloatMath.DiffRadiansAbs(normal.ToAngle(), inPortal.Normal) < FloatMath.RAD_POS_001;
if (!hit)
{
// back-side hit
PredictKill(RemoteBulletState.Dying_Explosion);
return(false);
}
if (inPortal.Links.Count == 0)
{
// void portal
PredictKill(RemoteBulletState.Dying_ShrinkFast);
return(false);
}
PredictKill(RemoteBulletState.Dying_ShrinkFast);
return(false);
}
#endregion
#region MirrorBlock
var otherMirrorBlock = fixtureB.UserData as MirrorBlock;
if (otherMirrorBlock != null)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
#endregion
#region MirrorCircle
var otherMirrorCircle = fixtureB.UserData as MirrorCircle;
if (otherMirrorCircle != null)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
#endregion
#region RefractionMarker
var otherRefractionMarker1 = fixtureB.UserData as MarkerRefractionEdge;
if (otherRefractionMarker1 != null)
{
return(false);
}
var otherRefractionMarker2 = fixtureB.UserData as MarkerRefractionCorner;
if (otherRefractionMarker2 != null)
{
return(false);
}
#endregion
#region BorderMarker
var otherBorderMarker = fixtureB.UserData as MarkerCollisionBorder;
if (otherBorderMarker != null)
{
if (GDOwner.WrapMode == GameWrapMode.Reflect)
{
return(true);
}
return(false);
}
#endregion
return(false);
}
protected override void OnUpdate(GDGameScreen screen, SAMTime gameTime, InputState istate)
{
if (_state >= TutorialState.TargetFirstNeutral)
{
_cannon1.CannonHealth.SetForce(1);
}
if (_state >= TutorialState.TargetCenter)
{
_cannon2.CannonHealth.SetForce(1);
}
if (_state >= TutorialState.AttackEnemy)
{
_cannon3.CannonHealth.SetForce(1);
}
_s1_blinkTimer += gameTime.ElapsedSeconds;
switch (_state)
{
case TutorialState.Start:
Transition_1_ShootFirstNeutral();
break;
case TutorialState.TargetFirstNeutral:
if (_cannon2.Fraction != _fracNeutral)
{
_cannon2.CannonHealth.SetForce(0f);
_cannon2.SetFraction(_fracNeutral);
}
_infobox.Background = _infobox.Background.WithColor(ColorMath.Blend(FlatColors.Concrete, FlatColors.Orange, FloatMath.PercSin(_s1_blinkTimer * 4f)));
if (FloatMath.DiffRadiansAbs(_cannon1.Rotation.ActualValue, FloatMath.RAD_POS_270) < FloatMath.RAD_POS_060)
{
Transition_2_ShootingFirstNeutral();
}
break;
case TutorialState.ShootingFirstNeutral:
_infobox.Background = _infobox.Background.WithColor(FlatColors.Concrete);
if (FloatMath.IsOne(_cannon2.CannonHealth.ActualValue))
{
Transition_3_TargetCenter();
}
break;
case TutorialState.TargetCenter:
if (FloatMath.DiffRadiansAbs(_cannon2.Rotation.ActualValue, FloatMath.RAD_000) < FloatMath.RAD_POS_060)
{
Transition_4_BoostWhileShootingCenter();
}
break;
case TutorialState.BoostWhileShootingCenter:
_cannon3.ForceResetBarrelCharge(); // no shooting enemy for now
_cannon4.ForceResetBarrelCharge(); // no shooting me for now
_cannon3.Rotation.Set(FloatMath.RAD_POS_090);
var cap3 = _cannon3.Fraction == _fracPlayer && FloatMath.IsOne(_cannon3.CannonHealth.ActualValue);
var cap4 = _cannon4.Fraction == _fracComputer && FloatMath.IsOne(_cannon4.CannonHealth.ActualValue);
if (cap3 && _cannon4.Fraction == _fracComputer)
{
_cannon4.CannonHealth.Set(1);
}
if (cap3 && cap4)
{
Transition_5_AttackEnemy();
}
break;
case TutorialState.AttackEnemy:
_cannon4.CannonHealth.SetForce(1);
if (FloatMath.DiffRadiansAbs(_cannon3.Rotation.ActualValue, FloatMath.RAD_000) < FloatMath.RAD_POS_060)
{
Transition_6_ChangeGameSpeed();
}
break;
case TutorialState.ChangeGameSpeed:
_cannon4.CannonHealth.SetForce(1);
if (_screen.GameSpeedMode > GameSpeedModes.SUPERSLOW)
{
Transition_7_CaptureEnemy();
}
break;
case TutorialState.CaptureEnemy:
_infobox.Background = _infobox.Background.WithColor(ColorMath.Blend(FlatColors.Alizarin, FlatColors.SunFlower, FloatMath.PercSin(_s1_blinkTimer * 6f)));
if (FloatMath.IsOne(_cannon4.CannonHealth.ActualValue) && _cannon4.Fraction == _fracPlayer)
{
Transition_8_WinGame();
}
break;
case TutorialState.WinGame:
_infobox.Background = _infobox.Background.WithColor(ColorMath.Blend(FlatColors.Emerald, FlatColors.Concrete, FloatMath.PercSin(_s1_blinkTimer * 4f)));
break;
default:
throw new ArgumentOutOfRangeException();
}
}
private List <Tuple <BulletPathBlueprint, float> > FindBulletPaths(LevelBlueprint lvl, World wBase, World wCollision, int sourceID, FPoint rcStart, List <Tuple <Vector2, Vector2> > sourcerays, float startRadians, float cannonRadians, int remainingRecasts)
{
var none = new List <Tuple <BulletPathBlueprint, float> >();
if (remainingRecasts <= 0)
{
return(none);
}
var rays = sourcerays.ToList();
var rcEnd = rcStart + new Vector2(2048, 0).Rotate(startRadians);
var traceResult = RayCastBullet(wBase, rcStart, rcEnd);
var traceResult2 = RayCastBullet(wCollision, rcStart, rcEnd);
if (traceResult2 != null && traceResult != null && traceResult2.Item1.UserData != traceResult.Item1.UserData)
{
// Dirty hit
return(none);
}
if (traceResult == null)
{
return(none);
}
var fCannon = traceResult.Item1.UserData as ICannonBlueprint;
if (fCannon != null)
{
if (fCannon.CannonID == sourceID)
{
return(none);
}
var quality = Math2D.LinePointDistance(rcStart, traceResult.Item2, new FPoint(fCannon.X, fCannon.Y));
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var path = new BulletPathBlueprint(fCannon.CannonID, cannonRadians, rays.ToArray());
return(new List <Tuple <BulletPathBlueprint, float> > {
Tuple.Create(path, quality)
});
}
var fGlassBlock = traceResult.Item1.UserData as GlassBlockBlueprint;
if (fGlassBlock != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindBulletPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1));
}
var fMirrorBlock = traceResult.Item1.UserData as MirrorBlockBlueprint;
if (fMirrorBlock != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindBulletPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1));
}
var fMirrorCircle = traceResult.Item1.UserData as MirrorCircleBlueprint;
if (fMirrorCircle != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindBulletPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1));
}
var fVoidWall = traceResult.Item1.UserData as VoidWallBlueprint;
if (fVoidWall != null)
{
return(none);
}
var fVoidCircle = traceResult.Item1.UserData as VoidCircleBlueprint;
if (fVoidCircle != null)
{
return(none);
}
var fBlackhole = traceResult.Item1.UserData as BlackHoleBlueprint;
if (fBlackhole != null)
{
return(none); // Black holes are _not_ correctly calculated in this preprocessor
}
var fPortal = traceResult.Item1.UserData as PortalBlueprint;
if (fPortal != null)
{
bool hit = FloatMath.DiffRadiansAbs(traceResult.Item3.ToAngle(), FloatMath.ToRadians(fPortal.Normal)) < FloatMath.RAD_POS_005;
if (!hit)
{
return(none);
}
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var dat = new List <Tuple <BulletPathBlueprint, float> >();
foreach (var outportal in lvl.BlueprintPortals.Where(p => p.Side != fPortal.Side && p.Group == fPortal.Group))
{
var cIn = new FPoint(fPortal.X, fPortal.Y);
var cOut = new FPoint(outportal.X, outportal.Y);
var rot = FloatMath.ToRadians(outportal.Normal - fPortal.Normal + 180);
var stretch = outportal.Length / fPortal.Length;
var newAngle = FloatMath.NormalizeAngle(startRadians + rot);
var newStart = cOut + (traceResult.Item2 - cIn).Rotate(rot) * stretch;
newStart = newStart.MirrorAtNormal(cOut, Vector2.UnitX.Rotate(FloatMath.ToRadians(outportal.Normal)));
var sub = FindBulletPaths(lvl, wBase, wCollision, sourceID, newStart, rays, newAngle, cannonRadians, remainingRecasts - 1);
dat.AddRange(sub);
}
return(dat);
}
var fBorder = traceResult.Item1.UserData as MarkerCollisionBorder;
if (fBorder != null)
{
if (lvl.WrapMode == LevelBlueprint.WRAPMODE_DONUT)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStartX = traceResult.Item2.X;
var pNewStartY = traceResult.Item2.Y;
switch (fBorder.Side)
{
case FlatAlign4.NN: pNewStartY += lvl.LevelHeight; break;
case FlatAlign4.EE: pNewStartX -= lvl.LevelWidth; break;
case FlatAlign4.SS: pNewStartY -= lvl.LevelHeight; break;
case FlatAlign4.WW: pNewStartX += lvl.LevelWidth; break;
default:
throw new ArgumentOutOfRangeException();
}
var pVec = rcEnd - rcStart;
var pNewStart = new FPoint(pNewStartX, pNewStartY);
return(FindBulletPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1));
}
else if (lvl.WrapMode == LevelBlueprint.WRAPMODE_SOLID)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindBulletPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1));
}
throw new Exception("Unsupported WrapMode: " + lvl.WrapMode);
}
throw new Exception("Unknown rayTrace resturn ficture: " + traceResult.Item1.UserData);
}
private List <Tuple <BulletPathBlueprint, float> > FindLaserPaths(LevelBlueprint lvl, World wBase, World wCollision, int sourceID, FPoint rcStart, List <Tuple <Vector2, Vector2> > sourcerays, float startRadians, float cannonRadians, int remainingRecasts, bool inGlassBlock, object objIgnore)
{
var none = new List <Tuple <BulletPathBlueprint, float> >();
if (remainingRecasts <= 0)
{
return(none);
}
var rays = sourcerays.ToList();
var rcEnd = rcStart + new Vector2(2048, 0).Rotate(startRadians);
var traceResult = RayCastLaser(wBase, rcStart, rcEnd, objIgnore);
var traceResult2 = RayCastLaser(wCollision, rcStart, rcEnd, objIgnore);
if (traceResult2 != null && traceResult != null && traceResult2.Item1.UserData != traceResult.Item1.UserData)
{
// Dirty hit
return(none);
}
if (traceResult == null)
{
return(none);
}
foreach (var r in rays)
{
if (Math2D.LineIntersectionExt(rcStart, traceResult.Item2, r.Item1.ToFPoint(), r.Item2.ToFPoint(), -0.1f, out _, out _, out _))
{
return(none);
}
}
var fCannon = traceResult.Item1.UserData as ICannonBlueprint;
if (fCannon != null)
{
if (fCannon.CannonID == sourceID)
{
return(none);
}
var quality = Math2D.LinePointDistance(rcStart, traceResult.Item2, new FPoint(fCannon.X, fCannon.Y));
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var path = new BulletPathBlueprint(fCannon.CannonID, cannonRadians, rays.ToArray());
return(new List <Tuple <BulletPathBlueprint, float> > {
Tuple.Create(path, quality)
});
}
var fGlassBlock = traceResult.Item1.UserData as MarkerRefractionEdge;
if (fGlassBlock != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var normal = traceResult.Item3;
var aIn = (rcStart - rcEnd).ToAngle() - normal.ToAngle();
// sin(aIn) / sin(aOut) = currRefractIdx / Glass.RefractIdx
var n = inGlassBlock ? (GlassBlockBlueprint.REFRACTION_INDEX / 1f) : (1f / GlassBlockBlueprint.REFRACTION_INDEX);
var sinaOut = FloatMath.Sin(aIn) * n;
var dat = new List <Tuple <BulletPathBlueprint, float> >();
var isRefracting = sinaOut <1 && sinaOut> -1;
var isReflecting = FloatMath.Abs(aIn) > LaserNetwork.MIN_REFRACT_ANGLE && (!inGlassBlock || (inGlassBlock && !isRefracting));
if (isRefracting) // refraction
{
// refraction
var aOut = FloatMath.Asin(sinaOut);
var pRefractAngle = (-normal).ToAngle() + aOut;
var sub = FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pRefractAngle, cannonRadians, remainingRecasts - 1, !inGlassBlock, fGlassBlock);
dat.AddRange(sub);
}
if (isReflecting)
{
// reflection
var pReflectVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
var sub = FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pReflectVec.ToAngle(), cannonRadians, remainingRecasts - 1, !inGlassBlock, fGlassBlock);
dat.AddRange(sub);
}
return(dat);
}
var fGlassBlockCorner = traceResult.Item1.UserData as MarkerRefractionCorner;
if (fGlassBlockCorner != null)
{
if (NO_LASER_CORNER_HITS)
{
return(none);
}
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var dat = new List <Tuple <BulletPathBlueprint, float> >();
if (!inGlassBlock)
{
// reflection
var pReflectVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
var sub = FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pReflectVec.ToAngle(), cannonRadians, remainingRecasts - 1, !inGlassBlock, fGlassBlockCorner);
dat.AddRange(sub);
}
return(dat);
}
var fMirrorBlock = traceResult.Item1.UserData as MirrorBlockBlueprint;
if (fMirrorBlock != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1, inGlassBlock, fMirrorBlock));
}
var fMirrorCircle = traceResult.Item1.UserData as MirrorCircleBlueprint;
if (fMirrorCircle != null)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1, inGlassBlock, fMirrorCircle));
}
var fVoidWall = traceResult.Item1.UserData as VoidWallBlueprint;
if (fVoidWall != null)
{
return(none);
}
var fVoidCircle = traceResult.Item1.UserData as VoidCircleBlueprint;
if (fVoidCircle != null)
{
return(none);
}
var fPortal = traceResult.Item1.UserData as PortalBlueprint;
if (fPortal != null)
{
bool hit = FloatMath.DiffRadiansAbs(traceResult.Item3.ToAngle(), FloatMath.ToRadians(fPortal.Normal)) < FloatMath.RAD_POS_005;
if (!hit)
{
return(none);
}
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var dat = new List <Tuple <BulletPathBlueprint, float> >();
foreach (var outportal in lvl.BlueprintPortals.Where(p => p.Side != fPortal.Side && p.Group == fPortal.Group))
{
var cIn = new FPoint(fPortal.X, fPortal.Y);
var cOut = new FPoint(outportal.X, outportal.Y);
var rot = FloatMath.ToRadians(outportal.Normal - fPortal.Normal + 180);
var stretch = outportal.Length / fPortal.Length;
var newAngle = FloatMath.NormalizeAngle(startRadians + rot);
var newStart = cOut + stretch * (traceResult.Item2 - cIn).Rotate(rot);
newStart = newStart.MirrorAtNormal(cOut, Vector2.UnitX.Rotate(FloatMath.ToRadians(outportal.Normal)));
var sub = FindLaserPaths(lvl, wBase, wCollision, sourceID, newStart, rays, newAngle, cannonRadians, remainingRecasts - 1, inGlassBlock, outportal);
dat.AddRange(sub);
}
return(dat);
}
var fBorder = traceResult.Item1.UserData as MarkerCollisionBorder;
if (fBorder != null)
{
if (lvl.WrapMode == LevelBlueprint.WRAPMODE_DONUT)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStartX = traceResult.Item2.X;
var pNewStartY = traceResult.Item2.Y;
switch (fBorder.Side)
{
case FlatAlign4.NN: pNewStartY += lvl.LevelHeight; break;
case FlatAlign4.EE: pNewStartX -= lvl.LevelWidth; break;
case FlatAlign4.SS: pNewStartY -= lvl.LevelHeight; break;
case FlatAlign4.WW: pNewStartX += lvl.LevelWidth; break;
default:
throw new ArgumentOutOfRangeException();
}
var pVec = rcEnd - rcStart;
var pNewStart = new FPoint(pNewStartX, pNewStartY);
return(FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1, inGlassBlock, fBorder));
}
else if (lvl.WrapMode == LevelBlueprint.WRAPMODE_SOLID)
{
rays.Add(Tuple.Create(rcStart.ToVec2D(), traceResult.Item2.ToVec2D()));
var pNewStart = traceResult.Item2;
var pVec = Vector2.Reflect(rcEnd - rcStart, traceResult.Item3);
return(FindLaserPaths(lvl, wBase, wCollision, sourceID, pNewStart, rays, pVec.ToAngle(), cannonRadians, remainingRecasts - 1, inGlassBlock, fBorder));
}
throw new Exception("Unsupported WrapMode: " + lvl.WrapMode);
}
throw new Exception("Unknown rayTrace resturn ficture: " + traceResult.Item1.UserData);
}
// test of rays hit each other
private bool RayParallality(FPoint v1s, FPoint v1e, float v1d, FPoint v2s, FPoint v2e, float v2d, bool reflTolerant, out FPoint intersect, out float u)
{
var a1 = (v1e - v1s).ToAngle();
var a2 = (v2e - v2s).ToAngle();
var maxAngle = reflTolerant ? FloatMath.RAD_POS_004 : FloatMath.RAD_POS_090;
if (FloatMath.DiffRadiansAbs(a1, a2) < maxAngle)
{
// same direction
var u1 = v2s.ProjectOntoLine(v1s, v1e);
var u2 = v1s.ProjectOntoLine(v2s, v2e);
if (u1 > 0 && u1 < 1)
{
intersect = Math2D.PointOnLine(u1, v1s, v1e);
u = u1;
return(true);
}
if (u2 > 0 && u2 < 1)
{
intersect = v1s;
u = 0;
return(true);
}
}
else if (FloatMath.DiffRadiansAbs(a1 + FloatMath.RAD_POS_180, a2) < maxAngle)
{
var u1s = FloatMath.Clamp(v2e.ProjectOntoLine(v1s, v1e), 0f, 1f);
var u1e = FloatMath.Clamp(v2s.ProjectOntoLine(v1s, v1e), 0f, 1f);
var u2s = FloatMath.Clamp(v1e.ProjectOntoLine(v2s, v2e), 0f, 1f);
var u2e = FloatMath.Clamp(v1s.ProjectOntoLine(v2s, v2e), 0f, 1f);
var v1rs = (u1s == 0) ? v1s : Math2D.PointOnLine(u1s, v1s, v1e);
var v1re = (u1e == 1) ? v1e : Math2D.PointOnLine(u1e, v1s, v1e);
var v2rs = (u2s == 0) ? v2s : Math2D.PointOnLine(u2s, v2s, v2e);
var v2re = (u1e == 1) ? v2e : Math2D.PointOnLine(u2e, v2s, v2e);
var distStart = (v1rs - v2re).LengthSquared();
var distEnd = (v1re - v2rs).LengthSquared();
if (distStart < RAY_WIDTH * RAY_WIDTH && distEnd < RAY_WIDTH * RAY_WIDTH)
{
var pc = FPoint.MiddlePoint(v1s, v2s);
pc = pc + (v1s - v2s).WithLength((v1d - v2d) / 2f);
var pcu1 = pc.ProjectOntoLine(v1s, v1e);
if (pcu1 < 0)
{
pc = v1s;
}
if (pcu1 > 1)
{
pc = v1e;
}
var pcu2 = pc.ProjectOntoLine(v2s, v2e);
if (pcu2 < 0)
{
pc = v2s;
}
if (pcu2 > 1)
{
pc = v2e;
}
intersect = pc;
u = pc.ProjectOntoLine(v1s, v1e);
return(true);
}
else if (distStart < RAY_WIDTH * RAY_WIDTH)
{
var drStart = FloatMath.Sqrt(distStart);
var drEnd = FloatMath.Sqrt(distEnd);
var perc = (RAY_WIDTH - drStart) / (drEnd - drStart);
u1e = u1s + (u1e - u1s) * perc;
u2s = u2e + (u2s - u2e) * perc;
v1re = Math2D.PointOnLine(u1e, v1s, v1e);
v2rs = Math2D.PointOnLine(u2s, v2s, v2e);
var v1rd = v1d + u1s * (v1e - v1s).Length();
var v2rd = v2d + u2s * (v2e - v2s).Length();
var pc = FPoint.MiddlePoint(v1rs, v2rs);
pc = pc + (v1rs - v2rs).WithLength((v1rd - v2rd) / 2f);
var pcu1 = pc.ProjectOntoLine(v1rs, v1re);
if (pcu1 < u1s)
{
pc = v1rs;
}
if (pcu1 > u1e)
{
pc = v1re;
}
var pcu2 = pc.ProjectOntoLine(v2rs, v2re);
if (pcu2 < u2s)
{
pc = v2rs;
}
if (pcu2 > u2e)
{
pc = v2re;
}
intersect = pc;
u = pc.ProjectOntoLine(v1s, v1e);
return(true);
}
else if (distEnd < RAY_WIDTH * RAY_WIDTH)
{
var drStart = FloatMath.Sqrt(distStart);
var drEnd = FloatMath.Sqrt(distEnd);
var perc = (RAY_WIDTH - drEnd) / (drStart - drEnd);
u1s = u1e + (u1s - u1e) * perc;
u2e = u2s + (u2e - u2s) * perc;
v1rs = Math2D.PointOnLine(u1s, v1s, v1e);
v2re = Math2D.PointOnLine(u2e, v2s, v2e);
var v1rd = v1d + u1s * (v1e - v1s).Length();
var v2rd = v2d + u2s * (v2e - v2s).Length();
var pc = FPoint.MiddlePoint(v1rs, v2rs);
pc = pc + (v1rs - v2rs).WithLength((v1rd - v2rd) / 2f);
var pcu1 = pc.ProjectOntoLine(v1rs, v1re);
if (pcu1 < u1s)
{
pc = v1rs;
}
if (pcu1 > u1e)
{
pc = v1re;
}
var pcu2 = pc.ProjectOntoLine(v2rs, v2re);
if (pcu2 < u2s)
{
pc = v2rs;
}
if (pcu2 > u2e)
{
pc = v2re;
}
intersect = pc;
u = pc.ProjectOntoLine(v1s, v1e);
return(true);
}
}
intersect = FPoint.Zero;
u = float.NaN;
return(false);
}
private void RecalcFromRay(LaserSource src, FPoint istart, FPoint iend, int idepth, bool iinglass, object iignore, LaserRay isrc, float idist, bool nofault)
{
Stack <Tuple <FPoint, FPoint, int, bool, object, LaserRay, float> > remaining = new Stack <Tuple <FPoint, FPoint, int, bool, object, LaserRay, float> >();
remaining.Push(Tuple.Create(istart, iend, idepth, iinglass, iignore, isrc, idist));
while (remaining.Any())
{
var pop = remaining.Pop();
var start = pop.Item1;
var end = pop.Item2;
var depth = pop.Item3;
var inglass = pop.Item4;
var ignore = pop.Item5;
var source = pop.Item6;
var startdist = pop.Item7;
if (src.Lasers.Count + 1 >= MAX_LASER_PER_SOURCE)
{
continue;
}
if (depth >= MAX_LASER_RAYCOUNT)
{
continue;
}
if (!start.IsValid)
{
continue;
}
if (!end.IsValid)
{
continue;
}
if (start.EpsilonEquals(end, FloatMath.EPSILON6))
{
continue;
}
var result = RayCast(start, end, ignore);
#region OOB
if (result == null)
{
var ray = new LaserRay(start, end, source, LaserRayTerminator.OOB, depth, inglass, ignore, null, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
#region Cannon
var resultCannon = result.Item1.UserData as Cannon;
if (resultCannon != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Target, depth, inglass, ignore, resultCannon, startdist, resultCannon, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
#region GlassBlockRefraction
var resultGlassBlockRefrac = result.Item1.UserData as MarkerRefractionEdge;
if (resultGlassBlockRefrac != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Glass, depth, inglass, ignore, resultGlassBlockRefrac, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
// sin(aIn) / sin(aOut) = currRefractIdx / Glass.RefractIdx
var aIn = (start - end).ToAngle() - result.Item3.ToAngle();
var n = inglass ? (GlassBlock.REFRACTION_INDEX / 1f) : (1f / GlassBlock.REFRACTION_INDEX);
var sinaOut = FloatMath.Sin(aIn) * n;
var isRefracting = sinaOut <1 && sinaOut> -1;
var isReflecting = FloatMath.Abs(aIn) > MIN_REFRACT_ANGLE && (!inglass || (inglass && !isRefracting));
if (isRefracting) // refraction
{
var aOut = FloatMath.Asin(sinaOut);
var pRefractAngle = (-result.Item3).ToAngle() + aOut;
remaining.Push(Tuple.Create(result.Item2, result.Item2 + new Vector2(_rayLength, 0).Rotate(pRefractAngle), depth + 1, !inglass, (object)resultGlassBlockRefrac, ray, startdist + ray.Length));
}
if (isReflecting)
{
var reflect_end = result.Item2 + Vector2.Reflect(end - start, result.Item3).WithLength(_rayLength);
remaining.Push(Tuple.Create(result.Item2, reflect_end, depth + 1, inglass, (object)resultGlassBlockRefrac, ray, startdist + ray.Length));
}
continue;
}
#endregion
#region GlassBlockRefraction (Corner)
var resultGlassCornerRefrac = result.Item1.UserData as MarkerRefractionCorner;
if (resultGlassCornerRefrac != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.VoidObject, depth, inglass, ignore, resultGlassCornerRefrac, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
// sin(aIn) / sin(aOut) = currRefractIdx / Glass.RefractIdx
var aIn = (start - end).ToAngle() - result.Item3.ToAngle();
var n = inglass ? (GlassBlock.REFRACTION_INDEX / 1f) : (1f / GlassBlock.REFRACTION_INDEX);
var sinaOut = FloatMath.Sin(aIn) * n;
var isRefracting = sinaOut <1 && sinaOut> -1;
if (isRefracting) // refraction
{
// No refrac in corner
}
if (!inglass)
{
var reflect_end = result.Item2 + Vector2.Reflect(end - start, result.Item3).WithLength(_rayLength);
remaining.Push(Tuple.Create(result.Item2, reflect_end, depth + 1, inglass, (object)resultGlassCornerRefrac, ray, startdist + ray.Length));
continue;
}
else
{
// No funtime in corner
continue;
}
}
#endregion
#region MirrorBlock
var resultMirrorBlock = result.Item1.UserData as MirrorBlock;
if (resultMirrorBlock != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Mirror, depth, inglass, ignore, resultMirrorBlock, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
var reflect_end = result.Item2 + Vector2.Reflect(end - start, result.Item3).WithLength(_rayLength);
remaining.Push(Tuple.Create(result.Item2, reflect_end, depth + 1, inglass, (object)resultMirrorBlock, ray, startdist + ray.Length));
continue;
}
#endregion
#region MirrorCircle
var resultMirrorCircle = result.Item1.UserData as MirrorCircle;
if (resultMirrorCircle != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Mirror, depth, inglass, ignore, resultMirrorCircle, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
var reflect_end = result.Item2 + Vector2.Reflect(end - start, result.Item3).WithLength(_rayLength);
remaining.Push(Tuple.Create(result.Item2, reflect_end, depth + 1, inglass, (object)resultMirrorCircle, ray, startdist + ray.Length));
continue;
}
#endregion
#region VoidWall
var resultVoidWall = result.Item1.UserData as VoidWall;
if (resultVoidWall != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.VoidObject, depth, inglass, ignore, resultVoidWall, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
#region VoidCircle
var resultVoidCircle = result.Item1.UserData as VoidCircle;
if (resultVoidCircle != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.VoidObject, depth, inglass, ignore, resultVoidCircle, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
#region Shield
var resultShield = result.Item1.UserData as ShieldCollisionMarker;
if (resultShield != null)
{
if (resultShield.Active)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Target, depth, inglass, ignore, resultShield, startdist, resultShield.Source, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
else if (src.Type == RayType.Shield && src.LaserFraction == resultShield.Source.Fraction)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Target, depth, inglass, ignore, resultShield, startdist, resultShield.Source, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
else
{
continue;
}
}
#endregion
#region Portal
var resultPortal = result.Item1.UserData as Portal;
if (resultPortal != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Portal, depth, inglass, ignore, resultPortal, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
var inPortal = resultPortal;
var normal = result.Item3;
bool hit = FloatMath.DiffRadiansAbs(normal.ToAngle(), inPortal.Normal) < FloatMath.RAD_POS_001;
if (!hit)
{
continue; // back-side hit
}
if (inPortal.Links.Count == 0)
{
continue; // void portal
}
foreach (var outportal in inPortal.Links)
{
var rot = outportal.Normal - inPortal.Normal + FloatMath.RAD_POS_180;
var projec = result.Item2.ProjectOntoLine(inPortal.Position, inPortal.VecDirection);
var newVelocity = (end - start).Rotate(rot);
var newStart = outportal.Position + outportal.VecDirection * (-projec) + outportal.VecNormal * (Portal.WIDTH / 2f);
var newEnd = newStart + newVelocity.WithLength(_rayLength);
remaining.Push(Tuple.Create(newStart, newEnd, depth + 1, false, (object)outportal, ray, startdist + ray.Length));
}
continue;
}
#endregion
#region Border
var resultBorderMarker = result.Item1.UserData as MarkerCollisionBorder;
if (resultBorderMarker != null)
{
if (_wrapMode == GameWrapMode.Reflect)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Mirror, depth, inglass, ignore, resultBorderMarker, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
var reflect_end = result.Item2 + Vector2.Reflect(end - start, result.Item3).WithLength(_rayLength);
remaining.Push(Tuple.Create(result.Item2, reflect_end, depth + 1, inglass, (object)resultBorderMarker, ray, startdist + ray.Length));
continue;
}
else if (_wrapMode == GameWrapMode.Donut)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.Portal, depth, inglass, ignore, resultBorderMarker, startdist, null, src.Type);
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
var pNewStartX = result.Item2.X;
var pNewStartY = result.Item2.Y;
switch (resultBorderMarker.Side)
{
case FlatAlign4.NN: pNewStartY += _screen.Blueprint.LevelHeight; break;
case FlatAlign4.EE: pNewStartX -= _screen.Blueprint.LevelWidth; break;
case FlatAlign4.SS: pNewStartY -= _screen.Blueprint.LevelHeight; break;
case FlatAlign4.WW: pNewStartX += _screen.Blueprint.LevelWidth; break;
default:
SAMLog.Error("LASER::EnumSwitch_RFR", "value: " + resultBorderMarker.Side);
break;
}
var newStart = new FPoint(pNewStartX, pNewStartY);
var newEnd = newStart + (end - start);
remaining.Push(Tuple.Create(newStart, newEnd, depth + 1, inglass, (object)null, ray, startdist + ray.Length));
continue;
}
else
{
SAMLog.Error("LASER::UnknownWrap", "Unknown wrapmode: " + _wrapMode);
}
continue;
}
#endregion
#region Bullet
var resultBullet = result.Item1.UserData as Bullet;
if (resultBullet != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.BulletTerm, depth, inglass, ignore, resultBullet, startdist, null, src.Type);
ray.TerminatorBullet = resultBullet;
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
#region RemoteBullet
var resultRemoteBullet = result.Item1.UserData as RemoteBullet;
if (resultRemoteBullet != null)
{
var ray = new LaserRay(start, result.Item2, source, LaserRayTerminator.BulletTerm, depth, inglass, ignore, resultRemoteBullet, startdist, null, src.Type);
ray.TerminatorBullet = resultRemoteBullet;
src.Lasers.Add(ray);
if (TestForLaserCollision(src, ray, nofault))
{
continue;
}
continue;
}
#endregion
// wud ???
SAMLog.Error("LASER::UnknownFixture", string.Format("Ray collided with unkown fixture: {0}", result?.Item1?.UserData ?? "<NULL>"));
}
}
private bool OnCollision(Fixture fixtureA, Fixture fixtureB, Contact contact)
{
if (!Alive || IsDying)
{
return(false);
}
#region Bullet
var otherBullet = fixtureB.UserData as Bullet;
if (otherBullet != null)
{
if (otherBullet.Fraction == Fraction)
{
return(true);
}
if (!otherBullet.Alive)
{
return(false);
}
if (otherBullet.Scale / Scale >= 2f && !otherBullet.Fraction.IsNeutral)
{
// split other
otherBullet.SplitDestruct();
MutualDestruct();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
else if (Scale / otherBullet.Scale >= 2f && Fraction.IsNeutral)
{
// split me
otherBullet.MutualDestruct();
SplitDestruct();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
else
{
otherBullet.MutualDestruct();
MutualDestruct();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
}
#endregion
#region Cannon
var otherCannon = fixtureB.UserData as Cannon;
if (otherCannon != null)
{
if (otherCannon.Fraction == Fraction)
{
// if Source barrel then ignore collision
if (otherCannon != Source || fixtureB == otherCannon.PhysicsFixtureBase)
{
if (otherCannon.IsLaser && otherCannon.CannonHealth.ActualValue >= 1f)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
else
{
DisintegrateIntoFriend();
otherCannon.ApplyBoost();
MainGame.Inst.GDSound.PlayEffectBoost();
}
}
}
else // if (otherCannon.Fraction != this.Fraction)
{
if (otherCannon != Source || fixtureB == otherCannon.PhysicsFixtureBase)
{
DisintegrateIntoEnemy();
otherCannon.TakeDamage(Fraction, Scale);
MainGame.Inst.GDSound.PlayEffectHit();
}
}
return(false);
}
#endregion
#region VoidWall
var otherVoidWall = fixtureB.UserData as VoidWall;
if (otherVoidWall != null)
{
DisintegrateIntoVoidObject();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region VoidCircle
var otherVoidCircle = fixtureB.UserData as VoidCircle;
if (otherVoidCircle != null)
{
DisintegrateIntoVoidObject();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region Shield
var otherShield = fixtureB.UserData as ShieldCollisionMarker;
if (otherShield != null)
{
if (otherShield.Source == Source)
{
return(false);
}
if (!otherShield.Active)
{
return(false);
}
DisintegrateIntoVoidObject();
MainGame.Inst.GDSound.PlayEffectCollision();
return(false);
}
#endregion
#region GlassBlock
var otherGlassBlock = fixtureB.UserData as GlassBlock;
if (otherGlassBlock != null)
{
MainGame.Inst.GDSound.PlayEffectGlass();
return(true);
}
#endregion
#region Portal
var otherPortal = fixtureB.UserData as Portal;
if (otherPortal != null)
{
var inPortal = otherPortal;
Vector2 normal;
FixedArray2 <Vector2> t;
contact.GetWorldManifold(out normal, out t);
bool hit = FloatMath.DiffRadiansAbs(normal.ToAngle(), inPortal.Normal) < FloatMath.RAD_POS_001;
if (!hit)
{
// back-side hit
DisintegrateIntoVoidObject();
return(false);
}
if (inPortal.Links.Count == 0)
{
// void portal
DisintegrateIntoPortal();
return(false);
}
var velocity = ConvertUnits.ToDisplayUnits(PhysicsBody.LinearVelocity);
for (int i = 0; i < _ignoredPortals.Count; i++)
{
if (_ignoredPortals[i].Entity == inPortal)
{
_ignoredPortals[i].LastCollidedCycle = MonoSAMGame.GameCycleCounter;
if (FloatMath.DiffRadiansAbs(velocity.ToAngle(), inPortal.Normal) > FloatMath.RAD_POS_090)
{
// prevent tunneling
Alive = false;
return(false);
}
return(false);
}
}
foreach (var outportal in inPortal.Links)
{
var stretch = outportal.Length / inPortal.Length;
var rot = outportal.Normal - inPortal.Normal + FloatMath.RAD_POS_180;
var projec = ConvertUnits.ToDisplayUnits(PhysicsBody.Position).ProjectOntoLine(inPortal.Position, inPortal.VecDirection);
var newVelocity = velocity.Rotate(rot);
var newStart = outportal.Position + outportal.VecDirection * (-projec) + outportal.VecNormal * (Portal.WIDTH / 2f);
var b = new Bullet(GDOwner, Source, newStart, newVelocity, Scale * stretch, Fraction)
{
Lifetime = Lifetime
};
b._ignoredPortals.Add(new CollisionIgnorePortal()
{
Entity = outportal, LastCollidedCycle = MonoSAMGame.GameCycleCounter
});
b.AddOperation(new BulletGrowOperation(0.15f));
Owner.Entities.AddEntity(b);
}
DisintegrateIntoPortal();
return(false);
}
#endregion
#region MirrorBlock
var otherMirrorBlock = fixtureB.UserData as MirrorBlock;
if (otherMirrorBlock != null)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
#endregion
#region MirrorCircle
var otherMirrorCircle = fixtureB.UserData as MirrorCircle;
if (otherMirrorCircle != null)
{
MainGame.Inst.GDSound.PlayEffectReflect();
return(true);
}
#endregion
#region RefractionMarker
var otherRefractionMarker1 = fixtureB.UserData as MarkerRefractionEdge;
if (otherRefractionMarker1 != null)
{
return(false);
}
var otherRefractionMarker2 = fixtureB.UserData as MarkerRefractionCorner;
if (otherRefractionMarker2 != null)
{
return(false);
}
#endregion
#region BorderMarker
var otherBorderMarker = fixtureB.UserData as MarkerCollisionBorder;
if (otherBorderMarker != null)
{
if (GDOwner.WrapMode == GameWrapMode.Reflect)
{
return(true);
}
return(false);
}
#endregion
// wud ???
SAMLog.Error("Collision", string.Format("Bullet collided with unkown fixture: {0}", fixtureB.UserData ?? "<NULL>"));
return(false);
}
public bool Run(KIController ki)
{
if (_runDirect != null)
{
var target = _runDirect();
if (target != null)
{
var rot = FloatMath.PositiveAtan2(target.Position.Y - ki.Cannon.Position.Y, target.Position.X - ki.Cannon.Position.X);
ki.Cannon.KITarget = target;
if (ki.MinimumRotationalDelta > 0 && FloatMath.DiffRadiansAbs(rot, ki.Cannon.Rotation.TargetValue) < ki.MinimumRotationalDelta)
{
ki.LastKIFunction = "Ign[" + Name + "]";
return(true);
}
ki.Cannon.Rotation.Set(rot);
ki.LastKIFunction = Name;
return(true);
}
}
else if (_runPrecalc != null)
{
var target = _runPrecalc();
if (target != null)
{
ki.Cannon.KITarget = target.TargetCannon;
if (ki.MinimumRotationalDelta > 0 && FloatMath.DiffRadiansAbs(target.CannonRotation, ki.Cannon.Rotation.TargetValue) < ki.MinimumRotationalDelta)
{
ki.LastKIFunction = "Ign[" + Name + "]";
return(true);
}
ki.Cannon.Rotation.Set(target.CannonRotation);
ki.LastKIFunction = Name;
return(true);
}
}
else if (_runAntiLaser != null)
{
var ray = _runAntiLaser();
if (ray != null)
{
var target = ki.Cannon.Position.MirrorAt(FPoint.MiddlePoint(ray.Start, ray.End));
var rot = target.ToAngle(ki.Cannon.Position);
ki.Cannon.KITarget = null;
if (ki.MinimumRotationalDelta > 0 && FloatMath.DiffRadiansAbs(rot, ki.Cannon.Rotation.TargetValue) < ki.MinimumRotationalDelta / 4f)
{
ki.LastKIFunction = "Ign[" + Name + "]";
return(true);
}
ki.Cannon.Rotation.Set(rot);
ki.LastKIFunction = Name;
return(true);
}
return(false);
}
else if (_runGeneric != null)
{
_runGeneric();
return(true);
}
else if (_runCustom != null)
{
var f = _runCustom();
if (f != null)
{
var rot = f.Value;
if (ki.MinimumRotationalDelta > 0 && FloatMath.DiffRadiansAbs(rot, ki.Cannon.Rotation.TargetValue) < ki.MinimumRotationalDelta / 4f)
{
ki.LastKIFunction = "Ign[" + Name + "]";
return(true);
}
ki.Cannon.Rotation.Set(rot);
ki.LastKIFunction = Name;
return(true);
}
return(false);
}
ki.Cannon.KITarget = null;
return(false);
}
private List <Tuple <List <Vector2>, ICannonBlueprint, float> > FindBulletPaths(LevelBlueprint lvl, World world, int sourceID, FPoint spawnPoint, Vector2 spawnVeloc, List <Vector2> fullpath, float scale, float lifetime)
{
var none = new List <Tuple <List <Vector2>, ICannonBlueprint, float> >(); // path, cannon, quality
fullpath = fullpath.ToList();
object collisionUserObject = null;
Contact collisionContact = null;
var farseerBullet = BodyFactory.CreateCircle(world, ConvertUnits.ToSimUnits(scale * Bullet.BULLET_DIAMETER / 2), 1, ConvertUnits2.ToSimUnits(spawnPoint), BodyType.Dynamic, null);
farseerBullet.LinearVelocity = ConvertUnits.ToSimUnits(spawnVeloc);
farseerBullet.CollidesWith = Category.All;
farseerBullet.Restitution = 1f; // Bouncability, 1=bounce always elastic
farseerBullet.AngularDamping = 1f; // Practically no angular rotation
farseerBullet.Friction = 0f;
farseerBullet.LinearDamping = 0f; // no slowing down
farseerBullet.OnCollision += (fa, fb, cobj) =>
{
collisionUserObject = fb.UserData;
collisionContact = cobj;
if (fb.UserData is GlassBlockBlueprint)
{
return(true);
}
if (fb.UserData is MirrorBlockBlueprint)
{
return(true);
}
if (fb.UserData is MirrorCircleBlueprint)
{
return(true);
}
if (fb.UserData is MarkerCollisionBorder)
{
return(true);
}
return(false);
};
farseerBullet.AngularVelocity = 0;
fullpath.Add(spawnPoint.ToVec2D());
for (;;)
{
collisionUserObject = null;
foreach (var bh in lvl.BlueprintBlackHoles)
{
var pp = ConvertUnits.ToDisplayUnits(farseerBullet.Position) - new Vector2(bh.X, bh.Y);
var force = bh.Power / pp.LengthSquared();
var vecForce = pp.WithLength(force);
farseerBullet.ApplyForce(ConvertUnits.ToSimUnits(vecForce));
}
world.Step(1 / SIMULATION_UPS); // x UPS
lifetime += 1 / SIMULATION_UPS;
fullpath.Add(ConvertUnits2.ToDisplayUnitsPoint(farseerBullet.Position).ToVec2D());
if (collisionUserObject is PortalBlueprint)
{
var veloc = ConvertUnits.ToDisplayUnits(farseerBullet.LinearVelocity);
world.RemoveBody(farseerBullet);
var fPortal = (PortalBlueprint)collisionUserObject;
Vector2 normal;
FixedArray2 <Vector2> t;
collisionContact.GetWorldManifold(out normal, out t);
bool hit = FloatMath.DiffRadiansAbs(normal.ToAngle(), FloatMath.ToRadians(fPortal.Normal)) < FloatMath.RAD_POS_001;
if (!hit)
{
return(none);
}
var dat = new List <Tuple <List <Vector2>, ICannonBlueprint, float> >();
foreach (var outportal in lvl.BlueprintPortals.Where(p => p.Side != fPortal.Side && p.Group == fPortal.Group))
{
var stretch = outportal.Length / fPortal.Length;
var cIn = new FPoint(fPortal.X, fPortal.Y);
var cOut = new FPoint(outportal.X, outportal.Y);
var cInVecNormal = Vector2.UnitX.RotateDeg(fPortal.Normal);
var cInVecDirection = cInVecNormal.RotateWithLength(FloatMath.RAD_POS_090, fPortal.Length / 2f);
var cOutVecNormal = Vector2.UnitX.RotateDeg(outportal.Normal);
var cOutVecDirection = cOutVecNormal.RotateWithLength(FloatMath.RAD_POS_090, outportal.Length / 2f);
var rot = FloatMath.ToRadians(outportal.Normal - fPortal.Normal) + FloatMath.RAD_POS_180;
var projec = ConvertUnits.ToDisplayUnits(farseerBullet.Position).ProjectOntoLine(cIn, cInVecDirection);
var newVelocity = ConvertUnits.ToDisplayUnits(farseerBullet.LinearVelocity).Rotate(rot);
var newStart = cOut + cOutVecDirection * (-projec) + cOutVecNormal * (Portal.WIDTH / 2f) + newVelocity.WithLength(scale * Bullet.BULLET_DIAMETER / 2 + 4);
var sub = FindBulletPaths(lvl, world, sourceID, newStart, newVelocity, fullpath, scale * stretch, lifetime);
dat.AddRange(sub);
}
return(dat);
}
if (collisionUserObject is ICannonBlueprint)
{
world.RemoveBody(farseerBullet);
var tgcannon = (ICannonBlueprint)collisionUserObject;
if (tgcannon.CannonID == sourceID)
{
return(none);
}
var quality = Math2D.LinePointDistance(ConvertUnits2.ToDisplayUnitsPoint(farseerBullet.Position), ConvertUnits2.ToDisplayUnitsPoint(farseerBullet.Position) + ConvertUnits.ToDisplayUnits(farseerBullet.LinearVelocity), new FPoint(tgcannon.X, tgcannon.Y));
return(new List <Tuple <List <Vector2>, ICannonBlueprint, float> > {
Tuple.Create(fullpath, tgcannon, quality)
});
}
bool oow = (farseerBullet.Position.X < 0 - 64) || (farseerBullet.Position.Y < 0 - 64) || (farseerBullet.Position.X > ConvertUnits.ToSimUnits(lvl.LevelWidth) + 64) || (farseerBullet.Position.Y > ConvertUnits.ToSimUnits(lvl.LevelHeight) + 64);
bool ool = (lifetime >= Bullet.MAXIMUM_LIFETIME * LIFETIME_FAC);
//if (collisionUserObject != null || oow || ool)
//{
// world.RemoveBody(farseerBullet);
// return new List<Tuple<List<Vector2>, CannonBlueprint, float>> { Tuple.Create(fullpath, new CannonBlueprint(farseerBullet.Position.X, farseerBullet.Position.Y, 64, 1, 0, FloatMath.GetRangedIntRandom(0, 9999999)), 1f) };
//}
if (collisionUserObject is VoidWallBlueprint)
{
world.RemoveBody(farseerBullet); return(none);
}
if (collisionUserObject is VoidCircleBlueprint)
{
world.RemoveBody(farseerBullet); return(none);
}
if (collisionUserObject is BlackHoleBlueprint)
{
world.RemoveBody(farseerBullet); return(none);
}
if (oow || ool)
{
world.RemoveBody(farseerBullet); return(none);
}
if (lvl.WrapMode == LevelBlueprint.WRAPMODE_DONUT)
{
var pbullet = ConvertUnits.ToDisplayUnits(farseerBullet.Position);
pbullet.X = (pbullet.X + lvl.LevelWidth) % lvl.LevelWidth;
pbullet.Y = (pbullet.Y + lvl.LevelHeight) % lvl.LevelHeight;
farseerBullet.Position = ConvertUnits.ToSimUnits(pbullet);
}
}
}
