Files
LuaCsForBarotraumaEP/Barotrauma/BarotraumaShared/Source/Characters/Animation/FishAnimController.cs
2019-07-27 21:06:07 +03:00

789 lines
32 KiB
C#

using Barotrauma.Networking;
using FarseerPhysics;
using FarseerPhysics.Dynamics.Joints;
using Microsoft.Xna.Framework;
using System;
namespace Barotrauma
{
class FishAnimController : AnimController
{
public override RagdollParams RagdollParams
{
get { return FishRagdollParams; }
protected set { FishRagdollParams = value as FishRagdollParams; }
}
private FishRagdollParams _ragdollParams;
public FishRagdollParams FishRagdollParams
{
get
{
if (_ragdollParams == null)
{
_ragdollParams = FishRagdollParams.GetDefaultRagdollParams(character.SpeciesName);
}
return _ragdollParams;
}
protected set
{
_ragdollParams = value;
}
}
private FishWalkParams _fishWalkParams;
public FishWalkParams FishWalkParams
{
get
{
if (_fishWalkParams == null)
{
_fishWalkParams = FishWalkParams.GetDefaultAnimParams(character);
}
return _fishWalkParams;
}
set { _fishWalkParams = value; }
}
private FishRunParams _fishRunParams;
public FishRunParams FishRunParams
{
get
{
if (_fishRunParams == null)
{
_fishRunParams = FishRunParams.GetDefaultAnimParams(character);
}
return _fishRunParams;
}
set { _fishRunParams = value; }
}
private FishSwimSlowParams _fishSwimSlowParams;
public FishSwimSlowParams FishSwimSlowParams
{
get
{
if (_fishSwimSlowParams == null)
{
_fishSwimSlowParams = FishSwimSlowParams.GetDefaultAnimParams(character);
}
return _fishSwimSlowParams;
}
set { _fishSwimSlowParams = value; }
}
private FishSwimFastParams _fishSwimFastParams;
public FishSwimFastParams FishSwimFastParams
{
get
{
if (_fishSwimFastParams == null)
{
_fishSwimFastParams = FishSwimFastParams.GetDefaultAnimParams(character);
}
return _fishSwimFastParams;
}
set { _fishSwimFastParams = value; }
}
public IFishAnimation CurrentFishAnimation => CurrentAnimationParams as IFishAnimation;
public new FishGroundedParams CurrentGroundedParams => base.CurrentGroundedParams as FishGroundedParams;
public new FishSwimParams CurrentSwimParams => base.CurrentSwimParams as FishSwimParams;
public float? TailAngle => GetValidOrNull(CurrentAnimationParams, CurrentFishAnimation?.TailAngleInRadians);
public float FootTorque => CurrentFishAnimation.FootTorque;
public float HeadTorque => CurrentFishAnimation.HeadTorque;
public float TorsoTorque => CurrentFishAnimation.TorsoTorque;
public float TailTorque => CurrentFishAnimation.TailTorque;
public float HeadMoveForce => CurrentGroundedParams.HeadMoveForce;
public float TorsoMoveForce => CurrentGroundedParams.TorsoMoveForce;
public float FootMoveForce => CurrentGroundedParams.FootMoveForce;
public override GroundedMovementParams WalkParams
{
get { return FishWalkParams; }
set { FishWalkParams = value as FishWalkParams; }
}
public override GroundedMovementParams RunParams
{
get { return FishRunParams; }
set { FishRunParams = value as FishRunParams; }
}
public override SwimParams SwimSlowParams
{
get { return FishSwimSlowParams; }
set { FishSwimSlowParams = value as FishSwimSlowParams; }
}
public override SwimParams SwimFastParams
{
get { return FishSwimFastParams; }
set { FishSwimFastParams = value as FishSwimFastParams; }
}
private float flipTimer, flipCooldown;
public FishAnimController(Character character, string seed, FishRagdollParams ragdollParams = null) : base(character, seed, ragdollParams) { }
public override void UpdateAnim(float deltaTime)
{
if (Frozen) return;
if (MainLimb == null) { return; }
if (!character.AllowInput)
{
levitatingCollider = false;
Collider.FarseerBody.FixedRotation = false;
if (GameMain.NetworkMember == null || !GameMain.NetworkMember.IsClient)
{
Collider.Enabled = false;
Collider.FarseerBody.FixedRotation = false;
Collider.LinearVelocity = MainLimb.LinearVelocity;
Collider.SetTransformIgnoreContacts(MainLimb.SimPosition, MainLimb.Rotation);
}
if (character.IsDead && deathAnimTimer < deathAnimDuration)
{
deathAnimTimer += deltaTime;
UpdateDying(deltaTime);
}
return;
}
else
{
deathAnimTimer = 0.0f;
}
//re-enable collider
if (!Collider.Enabled)
{
var lowestLimb = FindLowestLimb();
Collider.SetTransform(new Vector2(
Collider.SimPosition.X,
Math.Max(lowestLimb.SimPosition.Y + (Collider.radius + Collider.height / 2), Collider.SimPosition.Y)),
0.0f);
Collider.Enabled = true;
}
ResetPullJoints();
if (strongestImpact > 0.0f)
{
character.Stun = MathHelper.Clamp(strongestImpact * 0.5f, character.Stun, 5.0f);
strongestImpact = 0.0f;
}
if (inWater && !forceStanding)
{
Collider.FarseerBody.FixedRotation = false;
UpdateSineAnim(deltaTime);
}
else if (CanEnterSubmarine && (currentHull != null || forceStanding) && CurrentGroundedParams != null)
{
//rotate collider back upright
float standAngle = dir == Direction.Right ? CurrentGroundedParams.ColliderStandAngleInRadians : -CurrentGroundedParams.ColliderStandAngleInRadians;
if (Math.Abs(MathUtils.GetShortestAngle(Collider.Rotation, standAngle)) > 0.001f)
{
Collider.AngularVelocity = MathUtils.GetShortestAngle(Collider.Rotation, standAngle) * 60.0f;
Collider.FarseerBody.FixedRotation = false;
}
else
{
Collider.FarseerBody.FixedRotation = true;
}
UpdateWalkAnim(deltaTime);
}
//don't flip or drag when simply physics is enabled
if (SimplePhysicsEnabled) { return; }
if (!character.IsRemotePlayer && (character.AIController == null || character.AIController.CanFlip))
{
if (!inWater || (CurrentSwimParams != null && CurrentSwimParams.Mirror))
{
if (targetMovement.X > 0.1f && targetMovement.X > Math.Abs(targetMovement.Y) * 0.2f)
{
TargetDir = Direction.Right;
}
else if (targetMovement.X < -0.1f && targetMovement.X < -Math.Abs(targetMovement.Y) * 0.2f)
{
TargetDir = Direction.Left;
}
}
else
{
float refAngle = 0.0f;
Limb refLimb = GetLimb(LimbType.Head);
if (refLimb == null)
{
refAngle = CurrentAnimationParams.TorsoAngleInRadians;
refLimb = GetLimb(LimbType.Torso);
}
else
{
refAngle = CurrentAnimationParams.HeadAngleInRadians;
}
float rotation = refLimb.Rotation;
if (!float.IsNaN(refAngle)) { rotation -= refAngle * Dir; }
rotation = MathHelper.ToDegrees(MathUtils.WrapAngleTwoPi(rotation));
if (rotation < 0.0f) rotation += 360;
if (rotation > 20 && rotation < 160)
{
TargetDir = Direction.Left;
}
else if (rotation > 200 && rotation < 340)
{
TargetDir = Direction.Right;
}
}
}
if (character.SelectedCharacter != null) DragCharacter(character.SelectedCharacter, deltaTime);
if (!CurrentFishAnimation.Flip || IsStuck) return;
if (character.AIController != null && !character.AIController.CanFlip) return;
flipCooldown -= deltaTime;
if (TargetDir != Direction.None && TargetDir != dir)
{
flipTimer += deltaTime;
if ((flipTimer > 0.5f && flipCooldown <= 0.0f) || character.IsRemotePlayer)
{
Flip();
if (!inWater || (CurrentSwimParams != null && CurrentSwimParams.Mirror))
{
Mirror();
}
flipTimer = 0.0f;
flipCooldown = 1.0f;
}
}
else
{
flipTimer = 0.0f;
}
}
private bool CanDrag(Character target)
{
return Mass / target.Mass > 0.1f;
}
private float eatTimer = 0.0f;
public override void DragCharacter(Character target, float deltaTime)
{
if (target == null) return;
Limb mouthLimb = Array.Find(Limbs, l => l != null && l.MouthPos.HasValue);
if (mouthLimb == null) mouthLimb = GetLimb(LimbType.Head);
if (mouthLimb == null)
{
DebugConsole.ThrowError("Character \"" + character.SpeciesName + "\" failed to eat a target (a head or a limb with a mouthpos required)");
return;
}
if (GameMain.NetworkMember == null || !GameMain.NetworkMember.IsClient)
{
//stop dragging if there's something between the pull limb and the target
Vector2 sourceSimPos = mouthLimb.SimPosition;
Vector2 targetSimPos = target.SimPosition;
if (character.Submarine != null && character.SelectedCharacter.Submarine == null)
{
targetSimPos -= character.Submarine.SimPosition;
}
else if (character.Submarine == null && character.SelectedCharacter.Submarine != null)
{
sourceSimPos -= character.SelectedCharacter.Submarine.SimPosition;
}
var body = Submarine.CheckVisibility(sourceSimPos, targetSimPos, ignoreSubs: true);
if (body != null)
{
character.DeselectCharacter();
return;
}
}
Character targetCharacter = target;
float eatSpeed = character.Mass / targetCharacter.Mass * 0.1f;
eatTimer += deltaTime * eatSpeed;
Vector2 mouthPos = GetMouthPosition().Value;
Vector2 attackSimPosition = character.Submarine == null ? ConvertUnits.ToSimUnits(target.WorldPosition) : target.SimPosition;
Vector2 limbDiff = attackSimPosition - mouthPos;
float limbDist = limbDiff.Length();
if (limbDist < 1.0f)
{
//pull the target character to the position of the mouth
//(+ make the force fluctuate to waggle the character a bit)
if (CanDrag(target))
{
targetCharacter.AnimController.MainLimb.MoveToPos(mouthPos, (float)(Math.Sin(eatTimer) + 10.0f));
targetCharacter.AnimController.MainLimb.body.SmoothRotate(mouthLimb.Rotation, 20.0f);
targetCharacter.AnimController.Collider.MoveToPos(mouthPos, (float)(Math.Sin(eatTimer) + 10.0f));
}
//pull the character's mouth to the target character (again with a fluctuating force)
float pullStrength = (float)(Math.Sin(eatTimer) * Math.Max(Math.Sin(eatTimer * 0.5f), 0.0f));
mouthLimb.body.ApplyForce(limbDiff * mouthLimb.Mass * 50.0f * pullStrength, maxVelocity: NetConfig.MaxPhysicsBodyVelocity);
character.ApplyStatusEffects(ActionType.OnEating, deltaTime);
if (eatTimer % 1.0f < 0.5f && (eatTimer - deltaTime * eatSpeed) % 1.0f > 0.5f)
{
//apply damage to the target character to get some blood particles flying
targetCharacter.AnimController.MainLimb.AddDamage(targetCharacter.SimPosition, 0.0f, 20.0f, 0.0f, false);
//keep severing joints until there is only one limb left
LimbJoint[] nonSeveredJoints = Array.FindAll(targetCharacter.AnimController.LimbJoints,
l => !l.IsSevered && l.CanBeSevered && l.LimbA != null && !l.LimbA.IsSevered && l.LimbB != null && !l.LimbB.IsSevered);
if (nonSeveredJoints.Length == 0)
{
//only one limb left, the character is now full eaten
Entity.Spawner?.AddToRemoveQueue(targetCharacter);
character.SelectedCharacter = null;
}
else //sever a random joint
{
targetCharacter.AnimController.SeverLimbJoint(nonSeveredJoints[Rand.Int(nonSeveredJoints.Length)]);
}
}
}
else
{
character.SelectedCharacter = null;
}
}
public bool reverse;
void UpdateSineAnim(float deltaTime)
{
if (CurrentSwimParams == null) { return; }
movement = TargetMovement;
if (movement.LengthSquared() > 0.00001f)
{
Collider.LinearVelocity = Vector2.Lerp(Collider.LinearVelocity, movement, 0.5f);
}
//limbs are disabled when simple physics is enabled, no need to move them
if (SimplePhysicsEnabled) { return; }
MainLimb.PullJointEnabled = true;
//MainLimb.PullJointWorldAnchorB = Collider.SimPosition;
if (movement.LengthSquared() < 0.00001f)
{
WalkPos = MathHelper.SmoothStep(WalkPos, MathHelper.PiOver2, deltaTime * 5);
MainLimb.PullJointWorldAnchorB = Collider.SimPosition;
return;
}
Vector2 transformedMovement = reverse ? -movement : movement;
float movementAngle = MathUtils.VectorToAngle(transformedMovement) - MathHelper.PiOver2;
float mainLimbAngle = 0;
if (MainLimb.type == LimbType.Torso && TorsoAngle.HasValue)
{
mainLimbAngle = TorsoAngle.Value;
}
else if (MainLimb.type == LimbType.Head && HeadAngle.HasValue)
{
mainLimbAngle = HeadAngle.Value;
}
mainLimbAngle *= Dir;
while (MainLimb.Rotation - (movementAngle + mainLimbAngle) > MathHelper.Pi)
{
movementAngle += MathHelper.TwoPi;
}
while (MainLimb.Rotation - (movementAngle + mainLimbAngle) < -MathHelper.Pi)
{
movementAngle -= MathHelper.TwoPi;
}
if (CurrentSwimParams.RotateTowardsMovement)
{
Collider.SmoothRotate(movementAngle, CurrentSwimParams.SteerTorque);
if (TorsoAngle.HasValue)
{
Limb torso = GetLimb(LimbType.Torso);
if (torso != null)
{
SmoothRotateWithoutWrapping(torso, movementAngle + TorsoAngle.Value * Dir, MainLimb, TorsoTorque);
}
}
if (HeadAngle.HasValue)
{
Limb head = GetLimb(LimbType.Head);
if (head != null)
{
SmoothRotateWithoutWrapping(head, movementAngle + HeadAngle.Value * Dir, MainLimb, HeadTorque);
}
}
if (TailAngle.HasValue)
{
Limb tail = GetLimb(LimbType.Tail);
if (tail != null)
{
SmoothRotateWithoutWrapping(tail, movementAngle + TailAngle.Value * Dir, MainLimb, TailTorque);
}
}
}
else
{
movementAngle = Dir > 0 ? -MathHelper.PiOver2 : MathHelper.PiOver2;
if (reverse)
{
movementAngle = MathUtils.WrapAngleTwoPi(movementAngle - MathHelper.Pi);
}
if (MainLimb.type == LimbType.Head && HeadAngle.HasValue)
{
Collider.SmoothRotate(HeadAngle.Value * Dir, CurrentSwimParams.SteerTorque);
}
else if (MainLimb.type == LimbType.Torso && TorsoAngle.HasValue)
{
Collider.SmoothRotate(TorsoAngle.Value * Dir, CurrentSwimParams.SteerTorque);
}
if (TorsoAngle.HasValue)
{
Limb torso = GetLimb(LimbType.Torso);
torso?.body.SmoothRotate(TorsoAngle.Value * Dir, TorsoTorque);
}
if (HeadAngle.HasValue)
{
Limb head = GetLimb(LimbType.Head);
head?.body.SmoothRotate(HeadAngle.Value * Dir, HeadTorque);
}
if (TailAngle.HasValue)
{
Limb tail = GetLimb(LimbType.Tail);
tail?.body.SmoothRotate(TailAngle.Value * Dir, TailTorque);
}
}
var waveLength = Math.Abs(CurrentSwimParams.WaveLength * RagdollParams.JointScale);
var waveAmplitude = Math.Abs(CurrentSwimParams.WaveAmplitude);
if (waveLength > 0 && waveAmplitude > 0)
{
WalkPos -= transformedMovement.Length() / Math.Abs(waveLength);
WalkPos = MathUtils.WrapAngleTwoPi(WalkPos);
}
foreach (var limb in Limbs)
{
switch (limb.type)
{
case LimbType.LeftFoot:
case LimbType.RightFoot:
if (CurrentSwimParams.FootAnglesInRadians.ContainsKey(limb.limbParams.ID))
{
SmoothRotateWithoutWrapping(limb, movementAngle + CurrentSwimParams.FootAnglesInRadians[limb.limbParams.ID] * Dir, MainLimb, FootTorque);
}
break;
case LimbType.Tail:
if (waveLength > 0 && waveAmplitude > 0)
{
float waveRotation = (float)Math.Sin(WalkPos);
limb.body.ApplyTorque(waveRotation * limb.Mass * CurrentSwimParams.TailTorque * waveAmplitude);
}
break;
}
}
for (int i = 0; i < Limbs.Length; i++)
{
if (Limbs[i].SteerForce <= 0.0f) continue;
Vector2 pullPos = Limbs[i].PullJointWorldAnchorA;
Limbs[i].body.ApplyForce(movement * Limbs[i].SteerForce * Limbs[i].Mass, pullPos);
}
Vector2 mainLimbDiff = MainLimb.PullJointWorldAnchorB - MainLimb.SimPosition;
if (CurrentSwimParams.UseSineMovement)
{
MainLimb.PullJointWorldAnchorB = Vector2.SmoothStep(
MainLimb.PullJointWorldAnchorB,
Collider.SimPosition,
mainLimbDiff.LengthSquared() > 10.0f ? 1.0f : (float)Math.Abs(Math.Sin(WalkPos)));
}
else
{
//MainLimb.PullJointWorldAnchorB = Collider.SimPosition;
MainLimb.PullJointWorldAnchorB = Vector2.Lerp(
MainLimb.PullJointWorldAnchorB,
Collider.SimPosition,
mainLimbDiff.LengthSquared() > 10.0f ? 1.0f : 0.5f);
}
floorY = Limbs[0].SimPosition.Y;
}
void UpdateWalkAnim(float deltaTime)
{
if (CurrentGroundedParams == null) { return; }
movement = MathUtils.SmoothStep(movement, TargetMovement, 0.2f);
Collider.LinearVelocity = new Vector2(
movement.X,
Collider.LinearVelocity.Y > 0.0f ? Collider.LinearVelocity.Y * 0.5f : Collider.LinearVelocity.Y);
//limbs are disabled when simple physics is enabled, no need to move them
if (SimplePhysicsEnabled) { return; }
float mainLimbHeight = ColliderHeightFromFloor;
Vector2 colliderBottom = GetColliderBottom();
float movementAngle = 0.0f;
float mainLimbAngle = (MainLimb.type == LimbType.Torso ? TorsoAngle ?? 0 : HeadAngle ?? 0) * Dir;
while (MainLimb.Rotation - (movementAngle + mainLimbAngle) > MathHelper.Pi)
{
movementAngle += MathHelper.TwoPi;
}
while (MainLimb.Rotation - (movementAngle + mainLimbAngle) < -MathHelper.Pi)
{
movementAngle -= MathHelper.TwoPi;
}
Limb torso = GetLimb(LimbType.Torso);
if (torso != null)
{
if (TorsoAngle.HasValue)
{
SmoothRotateWithoutWrapping(torso, movementAngle + TorsoAngle.Value * Dir, MainLimb, TorsoTorque);
}
if (TorsoPosition.HasValue)
{
Vector2 pos = colliderBottom + Vector2.UnitY * TorsoPosition.Value;
if (torso != MainLimb)
pos.X = torso.SimPosition.X;
else
mainLimbHeight = TorsoPosition.Value;
torso.MoveToPos(pos, TorsoMoveForce);
torso.PullJointEnabled = true;
torso.PullJointWorldAnchorB = pos;
}
}
Limb head = GetLimb(LimbType.Head);
if (head != null)
{
if (HeadAngle.HasValue)
{
SmoothRotateWithoutWrapping(head, movementAngle + HeadAngle.Value * Dir, MainLimb, HeadTorque);
}
if (HeadPosition.HasValue)
{
Vector2 pos = colliderBottom + Vector2.UnitY * HeadPosition.Value;
if (head != MainLimb)
pos.X = head.SimPosition.X;
else
mainLimbHeight = HeadPosition.Value;
head.MoveToPos(pos, HeadMoveForce);
head.PullJointEnabled = true;
head.PullJointWorldAnchorB = pos;
}
}
if (TailAngle.HasValue)
{
var tail = GetLimb(LimbType.Tail);
if (tail != null)
{
SmoothRotateWithoutWrapping(tail, movementAngle + TailAngle.Value * Dir, MainLimb, TailTorque);
}
}
float prevWalkPos = WalkPos;
WalkPos -= MainLimb.LinearVelocity.X * (CurrentAnimationParams.CycleSpeed / RagdollParams.JointScale / 100.0f);
Vector2 transformedStepSize = Vector2.Zero;
if (Math.Abs(TargetMovement.X) > 0.01f)
{
transformedStepSize = new Vector2(
(float)Math.Cos(WalkPos) * StepSize.Value.X * 3.0f,
(float)Math.Sin(WalkPos) * StepSize.Value.Y * 2.0f);
}
foreach (Limb limb in Limbs)
{
switch (limb.type)
{
case LimbType.LeftFoot:
case LimbType.RightFoot:
Vector2 footPos = new Vector2(limb.SimPosition.X, colliderBottom.Y);
if (limb.RefJointIndex > -1)
{
if (LimbJoints.Length <= limb.RefJointIndex)
{
DebugConsole.ThrowError($"Reference joint index {limb.RefJointIndex} is out of array. This is probably due to a missing joint. If you just deleted a joint, don't do that without first removing the reference joint indices from the limbs. If this is not the case, please ensure that you have defined the index to the right joint.");
}
else
{
footPos.X = LimbJoints[limb.RefJointIndex].WorldAnchorA.X;
}
}
footPos.X += limb.StepOffset.X * Dir;
footPos.Y += limb.StepOffset.Y;
bool playFootstepSound = false;
if (limb.type == LimbType.LeftFoot)
{
if (Math.Sign(Math.Sin(prevWalkPos)) > 0 && Math.Sign(transformedStepSize.Y) < 0)
{
playFootstepSound = true;
}
limb.DebugRefPos = footPos + Vector2.UnitX * movement.X * 0.1f;
limb.DebugTargetPos = footPos + new Vector2(
transformedStepSize.X + movement.X * 0.1f,
(transformedStepSize.Y > 0.0f) ? transformedStepSize.Y : 0.0f);
limb.MoveToPos(limb.DebugTargetPos, FootMoveForce);
}
else if (limb.type == LimbType.RightFoot)
{
if (Math.Sign(Math.Sin(prevWalkPos)) < 0 && Math.Sign(transformedStepSize.Y) > 0)
{
playFootstepSound = true;
}
limb.DebugRefPos = footPos + Vector2.UnitX * movement.X * 0.1f;
limb.DebugTargetPos = footPos + new Vector2(
-transformedStepSize.X + movement.X * 0.1f,
(-transformedStepSize.Y > 0.0f) ? -transformedStepSize.Y : 0.0f);
limb.MoveToPos(limb.DebugTargetPos, FootMoveForce);
}
#if CLIENT
if (playFootstepSound) { PlayImpactSound(limb); }
#endif
if (CurrentGroundedParams.FootAnglesInRadians.ContainsKey(limb.limbParams.ID))
{
SmoothRotateWithoutWrapping(limb,
movementAngle + CurrentGroundedParams.FootAnglesInRadians[limb.limbParams.ID] * Dir,
MainLimb, FootTorque);
}
break;
case LimbType.LeftLeg:
case LimbType.RightLeg:
if (Math.Abs(CurrentGroundedParams.LegTorque) > 0.001f) limb.body.ApplyTorque(limb.Mass * CurrentGroundedParams.LegTorque * Dir);
break;
}
}
}
void UpdateDying(float deltaTime)
{
if (deathAnimDuration <= 0.0f) return;
float animStrength = (1.0f - deathAnimTimer / deathAnimDuration);
Limb head = GetLimb(LimbType.Head);
Limb tail = GetLimb(LimbType.Tail);
if (head != null && !head.IsSevered) head.body.ApplyTorque((float)(Math.Sqrt(head.Mass) * Dir * Math.Sin(WalkPos)) * 30.0f * animStrength);
if (tail != null && !tail.IsSevered) tail.body.ApplyTorque((float)(Math.Sqrt(tail.Mass) * -Dir * Math.Sin(WalkPos)) * 30.0f * animStrength);
WalkPos += deltaTime * 10.0f * animStrength;
Vector2 centerOfMass = GetCenterOfMass();
foreach (Limb limb in Limbs)
{
#if CLIENT
if (limb.LightSource != null)
{
limb.LightSource.Color = Color.Lerp(limb.InitialLightSourceColor, Color.TransparentBlack, deathAnimTimer / deathAnimDuration);
}
#endif
if (limb.type == LimbType.Head || limb.type == LimbType.Tail || limb.IsSevered || !limb.body.Enabled) continue;
if (limb.Mass <= 0.0f)
{
string errorMsg = "Creature death animation error: invalid limb mass on character \"" + character.SpeciesName + "\" (type: " + limb.type + ", mass: " + limb.Mass + ")";
DebugConsole.ThrowError(errorMsg);
GameAnalyticsManager.AddErrorEventOnce("FishAnimController.UpdateDying:InvalidMass" + character.ID, GameAnalyticsSDK.Net.EGAErrorSeverity.Error, errorMsg);
deathAnimTimer = deathAnimDuration;
return;
}
Vector2 diff = (centerOfMass - limb.SimPosition);
if (!MathUtils.IsValid(diff))
{
string errorMsg = "Creature death animation error: invalid diff (center of mass: " + centerOfMass + ", limb position: " + limb.SimPosition + ")";
DebugConsole.ThrowError(errorMsg);
GameAnalyticsManager.AddErrorEventOnce("FishAnimController.UpdateDying:InvalidDiff" + character.ID, GameAnalyticsSDK.Net.EGAErrorSeverity.Error, errorMsg);
deathAnimTimer = deathAnimDuration;
return;
}
limb.body.ApplyForce(diff * (float)(Math.Sin(WalkPos) * Math.Sqrt(limb.Mass)) * 30.0f * animStrength, maxVelocity: 10.0f);
}
}
private void SmoothRotateWithoutWrapping(Limb limb, float angle, Limb referenceLimb, float torque)
{
//make sure the angle "has the same number of revolutions" as the reference limb
//(e.g. we don't want to rotate the legs to 0 if the torso is at 360, because that'd blow up the hip joints)
while (referenceLimb.Rotation - angle > MathHelper.TwoPi)
{
angle += MathHelper.TwoPi;
}
while (referenceLimb.Rotation - angle < -MathHelper.TwoPi)
{
angle -= MathHelper.TwoPi;
}
limb?.body.SmoothRotate(angle, torque, wrapAngle: false);
}
public override void Flip()
{
base.Flip();
foreach (Limb l in Limbs)
{
if (!l.DoesFlip) continue;
l.body.SetTransform(l.SimPosition, -l.body.Rotation);
}
}
private void Mirror()
{
Vector2 centerOfMass = GetCenterOfMass();
foreach (Limb l in Limbs)
{
TrySetLimbPosition(l,
centerOfMass,
new Vector2(centerOfMass.X - (l.SimPosition.X - centerOfMass.X), l.SimPosition.Y),
true);
l.body.PositionSmoothingFactor = 0.8f;
}
if (character.SelectedCharacter != null && CanDrag(character.SelectedCharacter))
{
float diff = character.SelectedCharacter.SimPosition.X - centerOfMass.X;
if (diff < 100.0f)
{
character.SelectedCharacter.AnimController.SetPosition(
new Vector2(centerOfMass.X - diff, character.SelectedCharacter.SimPosition.Y), lerp: true);
}
}
}
}
}