Renamed update to query.

Author: genaray

Arch.System.Sample/Systems.cs

@@ -16,14 +16,14 @@ public partial class MovementSystem : BaseSystem<World, GameTime>
     private readonly Rectangle _viewport;
     public MovementSystem(World world, Rectangle viewport) : base(world) { _viewport = viewport;}
 
-    [Update]
+    [Query]
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void Move([Data] GameTime time, ref Position pos, ref Velocity vel)
     {
         pos.Vector2 += time.ElapsedGameTime.Milliseconds * vel.Vector2;
     }
 
-    [Update]
+    [Query]
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void Bounce(ref Position pos, ref Velocity vel)
     {
@@ -48,7 +48,7 @@ public partial class ColorSystem : BaseSystem<World, GameTime>
 {
     public ColorSystem(World world) : base(world) {}
 
-    [Update]
+    [Query]
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void ChangeColor([Data] GameTime time, ref Sprite sprite)
     {
@@ -72,7 +72,7 @@ public override void BeforeUpdate(in GameTime t)
         _batch.Begin();
     }
 
-    [Update]
+    [Query]
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void Draw(ref Position position, ref Sprite sprite)
     {
@@ -100,7 +100,7 @@ public override void Update(in GameTime t)
         PrintEntitiesWithoutVelocityQuery(World);  // Call source generated query, which calls the PrintEntitiesWithoutVelocity method
     }
 
-    [Update]
+    [Query]
     [All<Position, Sprite>, None<Velocity>]
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void PrintEntitiesWithoutVelocity(in Entity entity)

Arch.System.SourceGenerator/SourceGenerator.cs

@@ -33,7 +33,7 @@ namespace Arch.System.SourceGenerator
         // Do a simple filter for methods marked with update
         IncrementalValuesProvider<MethodDeclarationSyntax> methodDeclarations = context.SyntaxProvider.CreateSyntaxProvider(
                  static (s, _) => s is MethodDeclarationSyntax { AttributeLists.Count: > 0 },
-                 static (ctx, _) => GetMethodSymbolIfAttributeof(ctx, "Arch.System.SourceGenerator.UpdateAttribute")
+                 static (ctx, _) => GetMethodSymbolIfAttributeof(ctx, "Arch.System.SourceGenerator.QueryAttribute")
         ).Where(static m => m is not null)!; // filter out attributed methods that we don't care about
 
         // Combine the selected enums with the `Compilation`

Arch.System/Attributes.cs

@@ -4,7 +4,7 @@
 ///     Marks a method to generate a high performance query for it. 
 /// </summary>
 [global::System.AttributeUsage(global::System.AttributeTargets.Method)]
-public class UpdateAttribute : global::System.Attribute
+public class QueryAttribute : global::System.Attribute
 {
 }