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jesus christ this is so much shit
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@amylizzle
amylizzle committed Feb 18, 2025
1 parent 3d37193 commit 1334241
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158 changes: 158 additions & 0 deletions OpenDreamRuntime/Objects/Types/DreamObjectParticles.cs
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Original file line number Diff line number Diff line change
@@ -1,15 +1,21 @@
using OpenDreamRuntime.Procs;
using OpenDreamRuntime.Rendering;
using OpenDreamRuntime.Resources;
using OpenDreamShared.Dream;
using OpenDreamShared.Rendering;
using Robust.Shared.Map;
using Vector3 = Robust.Shared.Maths.Vector3;

namespace OpenDreamRuntime.Objects.Types;

public sealed class DreamObjectParticles : DreamObject {
private static readonly DreamResourceManager _resourceManager = IoCManager.Resolve<DreamResourceManager>();
public EntityUid Entity = EntityUid.Invalid;
public DreamParticlesComponent ParticlesComponent;

private List<MutableAppearance> _icons = new();
private List<string> _iconStates = new();

public DreamObjectParticles(DreamObjectDefinition objectDefinition) : base(objectDefinition) {
Entity = EntityManager.SpawnEntity(null, new MapCoordinates(0, 0, MapId.Nullspace)); //spawning an entity in nullspace means it never actually gets sent to any clients until it's placed on the map, or it gets a PVS override
ParticlesComponent = EntityManager.AddComponent<DreamParticlesComponent>(Entity);
Expand All @@ -22,4 +28,156 @@ public DreamObjectParticles(DreamObjectDefinition objectDefinition) : base(objec
//set up a special list type on /atom for /particles

}

protected override void SetVar(string varName, DreamValue value) {
//good news, these only update on assignment, so we don't need to track the generator, list, or matrix objects
switch (varName) {
case "width": //num
ParticlesComponent.Width = value.MustGetValueAsInteger();
break;
case "height": //num
ParticlesComponent.Height = value.MustGetValueAsInteger();
break;
case "count": //num
ParticlesComponent.Count = value.MustGetValueAsInteger();
break;
case "spawning": //num
ParticlesComponent.Spawning = value.MustGetValueAsFloat();
break;
case "bound1": //list or vector
if(value.TryGetValueAsDreamList(out var bound1List) && bound1List.GetLength() >= 3) {
List<DreamValue> dreamValues = bound1List.GetValues();
ParticlesComponent.Bound1 = new Vector3(dreamValues[0].MustGetValueAsFloat(), dreamValues[1].MustGetValueAsFloat(), dreamValues[2].MustGetValueAsFloat());
} //else if vector
break;
case "bound2": //list or vector
if(value.TryGetValueAsDreamList(out var bound2List) && bound2List.GetLength() >= 3) {
List<DreamValue> dreamValues = bound2List.GetValues();
ParticlesComponent.Bound2 = new Vector3(dreamValues[0].MustGetValueAsFloat(), dreamValues[1].MustGetValueAsFloat(), dreamValues[2].MustGetValueAsFloat());
} //else if vector
break;
case "gravity": //list or vector
if(value.TryGetValueAsDreamList(out var gravityList) && gravityList.GetLength() >= 3) {
List<DreamValue> dreamValues = gravityList.GetValues();
ParticlesComponent.Gravity = new Vector3(dreamValues[0].MustGetValueAsFloat(), dreamValues[1].MustGetValueAsFloat(), dreamValues[2].MustGetValueAsFloat());
} //else if vector
break;
case "gradient": //color gradient list
if(value.TryGetValueAsDreamList(out var colorList)){
List<Color> grad = new(colorList.GetLength());
foreach(DreamValue colorValue in colorList.GetValues()){
if (ColorHelpers.TryParseColor(colorValue.MustGetValueAsString(), out var c, defaultAlpha: string.Empty))
grad.Add(c);
}
ParticlesComponent.Gradient = grad.ToArray();
}
break;
case "transform": //matrix
if(value.TryGetValueAsDreamObject<DreamObjectMatrix>(out var matrix)){
float[] m = DreamObjectMatrix.MatrixToTransformFloatArray(matrix);
ParticlesComponent.Transform = new(m[0],m[1],m[2],m[3],m[4],m[5]);
}
break;
case "icon": //list or icon
_icons.Clear();
if(value.TryGetValueAsDreamList(out var iconList)){
foreach(DreamValue iconValue in iconList.GetValues()){
if(iconValue.TryGetValueAsDreamObject<DreamObjectIcon>(out var icon)){
_icons.Add(AtomManager.MustGetAppearance(icon).ToMutable());
}
}
} else if(value.TryGetValueAsDreamObject<DreamObjectIcon>(out var dreamObjectIcon)) {
_icons.Add(AtomManager.MustGetAppearance(dreamObjectIcon).ToMutable());
}
List<ImmutableAppearance> immutableAppearances = new();
foreach(var icon in _icons){
foreach(var iconState in _iconStates){
MutableAppearance iconCombo = MutableAppearance.GetCopy(icon);
iconCombo.IconState = iconState;
immutableAppearances.Add(AppearanceSystem!.AddAppearance(iconCombo));
}
}
ParticlesComponent.TextureList = immutableAppearances.ToArray();
break;
case "icon_state": //list or string
_iconStates.Clear();
if(value.TryGetValueAsDreamList(out var iconStateList)){
foreach(DreamValue iconValue in iconStateList.GetValues()){
if(iconValue.TryGetValueAsString(out var iconState)){
_iconStates.Add(iconState);
}
}
} else if(value.TryGetValueAsString(out var iconState)) {
_iconStates.Add(iconState);
}
immutableAppearances = new();
foreach(var icon in _icons){
foreach(var iconState in _iconStates){
MutableAppearance iconCombo = MutableAppearance.GetCopy(icon);
iconCombo.IconState = iconState;
immutableAppearances.Add(AppearanceSystem!.AddAppearance(iconCombo));
}
}
ParticlesComponent.TextureList = immutableAppearances.ToArray();
break;
case "lifespan": //num or generator
ParticlesComponent.LifespanHigh = value.GetValueAsFloat();
ParticlesComponent.LifespanLow = value.GetValueAsFloat();
ParticlesComponent.LifespanType = value.GetValueAsParticlePropertyType();
break;
case "fadein": //num or generator
ParticlesComponent.FadeInHigh = value.GetValueAsInteger();
ParticlesComponent.FadeInLow = value.GetValueAsInteger();
ParticlesComponent.FadeInType = value.GetValueAsParticlePropertyType();
break;
case "fade": //num or generator
ParticlesComponent.FadeOutHigh = value.GetValueAsInteger();
ParticlesComponent.FadeOutLow = value.GetValueAsInteger();
ParticlesComponent.FadeOutType = value.GetValueAsParticlePropertyType();
break;
case "position": //list, vector, or generator
ParticlesComponent.SpawnPositionHigh = value.GetValueAsVector3();
ParticlesComponent.SpawnPositionLow = value.GetValueAsVector3();
ParticlesComponent.SpawnPositionType = value.GetValueAsParticlePropertyType();
break;
case "velocity": //list, vector, or generator
ParticlesComponent.SpawnPositionHigh = value.GetValueAsVector3();
ParticlesComponent.SpawnPositionLow = value.GetValueAsVector3();
ParticlesComponent.SpawnPositionType = value.GetValueAsParticlePropertyType();
break;
case "scale": //num, list, vector, or generator
ParticlesComponent.ScaleHigh = value.GetValueAsVector2();
ParticlesComponent.ScaleLow = value.GetValueAsVector2();
ParticlesComponent.ScaleType = value.GetValueAsParticlePropertyType();
break;
case "grow": //num, list, vector, or generator
ParticlesComponent.GrowthHigh = value.GetValueAsFloat();
ParticlesComponent.GrowthLow = value.GetValueAsFloat();
ParticlesComponent.GrowthType = value.GetValueAsParticlePropertyType();
break;
case "rotation": //num or generator
ParticlesComponent.RotationHigh = value.GetValueAsFloat();
ParticlesComponent.RotationLow = value.GetValueAsFloat();
ParticlesComponent.RotationType = value.GetValueAsParticlePropertyType();
break;
case "spin": //num or generator
ParticlesComponent.SpinHigh = value.GetValueAsFloat();
ParticlesComponent.SpinLow = value.GetValueAsFloat();
ParticlesComponent.SpinType = value.GetValueAsParticlePropertyType();
break;
case "friction": //num or generator
ParticlesComponent.FrictionHigh = value.GetValueAsFloat();
ParticlesComponent.FrictionLow = value.GetValueAsFloat();
ParticlesComponent.FrictionType = value.GetValueAsParticlePropertyType();
break;
case "drift": //num or generator
ParticlesComponent.DriftHigh = value.GetValueAsVector3();
ParticlesComponent.DriftLow = value.GetValueAsVector3();
ParticlesComponent.DriftType = value.GetValueAsParticlePropertyType();
break;
default:
base.SetVar(varName, value);
break;
}
}
}
3 changes: 3 additions & 0 deletions OpenDreamShared/Rendering/DreamParticlesComponent.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -62,4 +62,7 @@ public abstract partial class SharedDreamParticlesComponent : Component {
[ViewVariables(VVAccess.ReadWrite)] public float SpinHigh = 0;
[ViewVariables(VVAccess.ReadWrite)] public float SpinLow = 0;
[ViewVariables(VVAccess.ReadWrite)] public ParticlePropertyType SpinType;
[ViewVariables(VVAccess.ReadWrite)] public Vector3 DriftHigh;
[ViewVariables(VVAccess.ReadWrite)] public Vector3 DriftLow;
[ViewVariables(VVAccess.ReadWrite)] public ParticlePropertyType DriftType;
}

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