ComponentCreatureModel.cs

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using Engine;
using GameEntitySystem;
using TemplatesDatabase;
 
namespace Game {
    public abstract class ComponentCreatureModel : ComponentModel, IUpdateable {
        public SubsystemTime m_subsystemTime;
 
        public SubsystemGameInfo m_subsystemGameInfo;
 
        public ComponentCreature m_componentCreature;
 
        public Vector3? m_eyePosition;
 
        public Quaternion? m_eyeRotation;
 
        public float m_injuryColorFactor;
 
        public Vector3 m_randomLookPoint;
 
        public Random m_random = new();
        public float Bob { get; set; }
 
        public float MovementAnimationPhase { get; set; }
 
        public float DeathPhase { get; set; }
 
        public Vector3 DeathCauseOffset { get; set; }
 
        public Vector3? LookAtOrder { get; set; }
 
        public bool LookRandomOrder { get; set; }
 
        public float HeadShakeOrder { get; set; }
 
        public bool AttackOrder { get; set; }
 
        public bool FeedOrder { get; set; }
 
        public bool RowLeftOrder { get; set; }
 
        public bool RowRightOrder { get; set; }
 
        public float AimHandAngleOrder { get; set; }
 
        public Vector3 InHandItemOffsetOrder { get; set; }
 
        public Vector3 InHandItemRotationOrder { get; set; }
 
        public bool IsAttackHitMoment { get; set; }
        public virtual float AttackPhase { get; set; }
        public virtual float AttackFactor { get; set; }
 
        public Vector3 EyePosition {
            get {
                if (!m_eyePosition.HasValue) {
                    m_eyePosition = CalculateEyePosition();
                }
                return m_eyePosition.Value;
            }
        }
 
        public Quaternion EyeRotation {
            get {
                if (!m_eyeRotation.HasValue) {
                    m_eyeRotation = CalculateEyeRotation();
                }
                return m_eyeRotation.Value;
            }
        }
 
        public UpdateOrder UpdateOrder {
            get {
                ComponentBody parentBody = m_componentCreature.ComponentBody.ParentBody;
                if (parentBody != null) {
                    ComponentCreatureModel componentCreatureModel = parentBody.Entity.FindComponent<ComponentCreatureModel>();
                    if (componentCreatureModel != null) {
                        return componentCreatureModel.UpdateOrder + 1;
                    }
                }
                return UpdateOrder.CreatureModels;
            }
        }
 
        public override void Animate() {
            base.Animate();
            if (!Animated) {
                bool flag = false;
                ModsManager.HookAction(
                    "OnModelAnimate",
                    loader => {
#pragma warning disable CS0618
                        loader.OnModelAnimate(this, out bool skip);
#pragma warning restore CS0618
                        flag = flag | skip;
                        return false;
                    }
                );
                if (!flag) {
                    AnimateCreature();
                }
            }
            float opacity = m_componentCreature.ComponentSpawn.SpawnDuration > 0f
                ? (float)MathUtils.Saturate(
                    (m_subsystemGameInfo.TotalElapsedGameTime - m_componentCreature.ComponentSpawn.SpawnTime)
                    / m_componentCreature.ComponentSpawn.SpawnDuration
                )
                : 1f;
            Opacity = MathUtils.Min(opacity, Transparent);
            if (m_componentCreature.ComponentSpawn.DespawnTime.HasValue) {
                Opacity = MathUtils.Min(
                    Opacity.Value,
                    (float)MathUtils.Saturate(
                        1.0
                        - (m_subsystemGameInfo.TotalElapsedGameTime - m_componentCreature.ComponentSpawn.DespawnTime.Value)
                        / m_componentCreature.ComponentSpawn.DespawnDuration
                    )
                );
            }
            DiffuseColor = Vector3.Lerp(Vector3.One, new Vector3(1f, 0f, 0f), m_injuryColorFactor);
            if (Opacity.HasValue
                && Opacity.Value < 1f) {
                bool num = m_componentCreature.ComponentBody.ImmersionFactor >= 1f;
                bool flag = m_subsystemSky.ViewUnderWaterDepth > 0f;
                RenderingMode = num == flag ? ModelRenderingMode.TransparentAfterWater : ModelRenderingMode.TransparentBeforeWater;
            }
            else {
                RenderingMode = ModelRenderingMode.Solid;
            }
        }
 
        public abstract void AnimateCreature();
 
        public override void Load(ValuesDictionary valuesDictionary, IdToEntityMap idToEntityMap) {
            base.Load(valuesDictionary, idToEntityMap);
            m_subsystemTime = Project.FindSubsystem<SubsystemTime>(true);
            m_subsystemSky = Project.FindSubsystem<SubsystemSky>(true);
            m_subsystemGameInfo = Project.FindSubsystem<SubsystemGameInfo>(true);
            m_componentCreature = Entity.FindComponent<ComponentCreature>(true);
            m_componentCreature.ComponentHealth.Injured += delegate(Injury injury) {
                ComponentCreature attacker = injury.Attacker;
                if (attacker == null) {
                    return;
                }
                if (DeathPhase == 0f
                    && m_componentCreature.ComponentHealth.Health == 0f) {
                    DeathCauseOffset = attacker.ComponentBody.BoundingBox.Center() - m_componentCreature.ComponentBody.BoundingBox.Center();
                }
            };
        }
 
        public override void OnEntityAdded() {
            m_componentCreature.ComponentBody.PositionChanged += delegate { m_eyePosition = null; };
            m_componentCreature.ComponentBody.RotationChanged += delegate { m_eyeRotation = null; };
        }
 
        public virtual void Update(float dt) {
            if (LookRandomOrder) {
                Matrix matrix = m_componentCreature.ComponentBody.Matrix;
                Vector3 v = Vector3.Normalize(m_randomLookPoint - m_componentCreature.ComponentCreatureModel.EyePosition);
                if (m_random.Float(0f, 1f) < 0.25f * dt
                    || Vector3.Dot(matrix.Forward, v) < 0.2f) {
                    float s = m_random.Float(-5f, 5f);
                    float s2 = m_random.Float(-1f, 1f);
                    float s3 = m_random.Float(3f, 8f);
                    m_randomLookPoint = m_componentCreature.ComponentCreatureModel.EyePosition
                        + s3 * matrix.Forward
                        + s2 * matrix.Up
                        + s * matrix.Right;
                }
                LookAtOrder = m_randomLookPoint;
            }
            if (LookAtOrder.HasValue) {
                Vector3 forward = m_componentCreature.ComponentBody.Matrix.Forward;
                Vector3 v2 = LookAtOrder.Value - m_componentCreature.ComponentCreatureModel.EyePosition;
                float x = Vector2.Angle(new Vector2(forward.X, forward.Z), new Vector2(v2.X, v2.Z));
                float y = MathF.Asin(0.99f * Vector3.Normalize(v2).Y);
                m_componentCreature.ComponentLocomotion.LookOrder = new Vector2(x, y) - m_componentCreature.ComponentLocomotion.LookAngles;
            }
            if (HeadShakeOrder > 0f) {
                HeadShakeOrder = MathUtils.Max(HeadShakeOrder - dt, 0f);
                float num = 1f * MathUtils.Saturate(4f * HeadShakeOrder);
                m_componentCreature.ComponentLocomotion.LookOrder = new Vector2(
                        num * (float)Math.Sin(16.0 * m_subsystemTime.GameTime + 0.01f * GetHashCode()),
                        0f
                    )
                    - m_componentCreature.ComponentLocomotion.LookAngles;
            }
            if (m_componentCreature.ComponentHealth.Health == 0f) {
                DeathPhase = MathUtils.Min(DeathPhase + 3f * dt, 1f);
            }
            m_eyePosition = null;
            m_eyeRotation = null;
            LookRandomOrder = false;
            LookAtOrder = null;
        }
 
        public virtual Vector3 CalculateEyePosition() {
            Matrix matrix = m_componentCreature.ComponentBody.Matrix;
            Vector3 result = m_componentCreature.ComponentBody.Position
                + matrix.Up * 0.95f * m_componentCreature.ComponentBody.BoxSize.Y
                + matrix.Forward * 0.45f * m_componentCreature.ComponentBody.BoxSize.Z;
            ModsManager.HookAction(
                "RecalculateModelEyePosition",
                loader => {
                    loader.RecalculateModelEyePosition(this, ref result);
                    return false;
                }
            );
            return result;
        }
 
        public virtual Quaternion CalculateEyeRotation() {
            Quaternion result = m_componentCreature.ComponentBody.Rotation
                * Quaternion.CreateFromYawPitchRoll(
                    0f - m_componentCreature.ComponentLocomotion.LookAngles.X,
                    m_componentCreature.ComponentLocomotion.LookAngles.Y,
                    0f
                );
            ModsManager.HookAction(
                "RecalculateModelEyeRotation",
                loader => {
                    loader.RecalculateModelEyeRotation(this, ref result);
                    return false;
                }
            );
            return result;
        }
    }
}