Converts the particle accelerator over to ECS + misc (#17075)

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
2023-06-07 23:25:59 -07:00
parent a3137cc0f0
commit d71b6c84e5
61 changed files with 1293 additions and 1169 deletions
--- a/Content.Server/ParticleAccelerator/EntitySystems/ParticleAcceleratorSystem.Emitter.cs
+++ b/Content.Server/ParticleAccelerator/EntitySystems/ParticleAcceleratorSystem.Emitter.cs
@@ -0,0 +1,62 @@
+using Content.Server.ParticleAccelerator.Components;
+using Content.Server.Singularity.Components;
+using Content.Shared.Projectiles;
+using Content.Shared.Singularity.Components;
+using Robust.Shared.Physics.Components;
+
+namespace Content.Server.ParticleAccelerator.EntitySystems;
+
+public sealed partial class ParticleAcceleratorSystem
+{
+    private void FireEmitter(EntityUid uid, ParticleAcceleratorPowerState strength, ParticleAcceleratorEmitterComponent? emitter = null)
+    {
+        if (!Resolve(uid, ref emitter))
+            return;
+
+        var xformQuery = GetEntityQuery<TransformComponent>();
+        if (!xformQuery.TryGetComponent(uid, out var xform))
+        {
+            Logger.Error("ParticleAccelerator attempted to emit a particle without (having) a transform from which to base its initial position and orientation.");
+            return;
+        }
+
+        var emitted = Spawn(emitter.EmittedPrototype, xform.Coordinates);
+
+        if (xformQuery.TryGetComponent(emitted, out var particleXform))
+            _transformSystem.SetLocalRotation(emitted, xform.LocalRotation, particleXform);
+
+        if (TryComp<PhysicsComponent>(emitted, out var particlePhys))
+        {
+            var angle = _transformSystem.GetWorldRotation(uid, xformQuery);
+            _physicsSystem.SetBodyStatus(particlePhys, BodyStatus.InAir);
+
+            var velocity = angle.ToWorldVec() * 20f;
+            if (TryComp<PhysicsComponent>(uid, out var phys))
+                velocity += phys.LinearVelocity; // Inherit velocity from parent so if the clown has strapped a dozen engines to departures we don't outpace the particles.
+
+            _physicsSystem.SetLinearVelocity(emitted, velocity, body: particlePhys);
+        }
+
+        if (TryComp<ProjectileComponent>(emitted, out var proj))
+            _projectileSystem.SetShooter(proj, uid);
+
+        if (TryComp<SinguloFoodComponent>(emitted, out var food))
+        {
+            // TODO: Unhardcode this.
+            food.Energy = strength switch
+            {
+                ParticleAcceleratorPowerState.Standby => 0,
+                ParticleAcceleratorPowerState.Level0 => 1,
+                ParticleAcceleratorPowerState.Level1 => 3,
+                ParticleAcceleratorPowerState.Level2 => 6,
+                ParticleAcceleratorPowerState.Level3 => 10,
+                _ => 0,
+            } * 10;
+        }
+
+        if (TryComp<ParticleProjectileComponent>(emitted, out var particle))
+            particle.State = strength;
+
+        _appearanceSystem.SetData(emitted, ParticleAcceleratorVisuals.VisualState, strength);
+    }
+}