85 lines
3.6 KiB
C#
85 lines
3.6 KiB
C#
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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using Unity.Mathematics;
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using static Unity.Mathematics.math;
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public class Thruster : Behavior, IAnalogBehavior
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{
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public float Thrust { get; private set; }
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public float Torque { get; }
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public string ParticlesPrefab { get; }
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public float Axis
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{
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get => _input;
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set => _input = saturate(value);
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}
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private readonly PerformanceStat _thrust;
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private readonly PerformanceStat _visibility;
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private readonly PerformanceStat _heat;
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private readonly PerformanceStat _energyUsage;
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private float _input;
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public Thruster(RuntimeBehaviorDefinition definition, EquippedItem item) : base(definition, item)
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{
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_thrust = definition.PerformanceStat(1, new PerformanceStat());
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_visibility = definition.PerformanceStat(2, new PerformanceStat());
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_heat = definition.PerformanceStat(3, new PerformanceStat());
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_energyUsage = definition.PerformanceStat(4, new PerformanceStat());
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ParticlesPrefab = definition.String(5);
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RegisterPerformanceStat(nameof(Thrust), _thrust);
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RegisterPerformanceStat(nameof(Visibility), _visibility);
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RegisterPerformanceStat(nameof(Heat), _heat);
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RegisterPerformanceStat("EnergyUsage", _energyUsage);
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var hullShape = ItemManager.GetRuntimeShape(Entity.Hull);
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var itemShape = ItemManager.GetRuntimeShape(item.EquippableItem);
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var hullCenter = hullShape.CenterOfMass;
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var itemCenter = hullShape.Inset(itemShape, item.Position, item.EquippableItem.Rotation).CenterOfMass;
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var toCenter = hullCenter - itemCenter;
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Torque = -dot(normalize(toCenter), float2(1, 0).Rotate(item.EquippableItem.Rotation));
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Thrust = Evaluate(_thrust);
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}
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public Thruster(RuntimeBehaviorDefinition definition, ConsumableItemEffect item) : base(definition, item)
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{
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_thrust = definition.PerformanceStat(1, new PerformanceStat());
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_visibility = definition.PerformanceStat(2, new PerformanceStat());
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_heat = definition.PerformanceStat(3, new PerformanceStat());
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_energyUsage = definition.PerformanceStat(4, new PerformanceStat());
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ParticlesPrefab = definition.String(5);
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RegisterPerformanceStat(nameof(Thrust), _thrust);
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RegisterPerformanceStat(nameof(Visibility), _visibility);
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RegisterPerformanceStat(nameof(Heat), _heat);
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RegisterPerformanceStat("EnergyUsage", _energyUsage);
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Torque = 0;
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Thrust = Evaluate(_thrust);
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}
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public override bool Execute(float dt)
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{
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Item.SetAudioParameter(SpecialAudioParameter.Intensity, _input);
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if(_input > .01f && Entity.TryConsumeEnergy(_input * Evaluate(_energyUsage)))
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{
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Thrust = Evaluate(_thrust);
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Entity.Velocity -= Direction.xz * _input * Thrust / Entity.Mass * dt;
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Entity.Direction = mul(Entity.Direction,
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Unity.Mathematics.float2x2.Rotate(_input * Torque * Thrust * ItemManager.GameplaySettings.TorqueMultiplier / Entity.Mass * dt));
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AddHeat(_input * Evaluate(_heat) * dt);
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var vis = _input * Evaluate(_visibility);
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if (!Entity.VisibilitySources.TryGetValue(this, out var existingVisibility) || vis > existingVisibility)
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Entity.VisibilitySources[this] = vis;
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return true;
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}
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return false;
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}
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public void RestoreRuntimeState(float axis, float thrust)
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{
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Axis = axis;
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Thrust = thrust;
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}
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}
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