CodeGen - wip

Author: friflo

src/CodeGen/Gen.cs

@@ -5,15 +5,6 @@ namespace CodeGen;
 
 public static class Gen
 {
-    public static string Join(int count, Func<int, string> part)
-    {
-        var sb = new StringBuilder();
-        for (int i = 1; i <= count; i++) {
-            sb.Append(part(i));
-        }
-        return sb.ToString();
-    }
-    
     public static string Join(int count, Func<int, string> part, string separator)
     {
         var sb = new StringBuilder();

src/CodeGen/Program.cs

@@ -11,7 +11,7 @@ public static void Main(string[] args)
     {
         var dir = Path.GetFullPath("../../../../../src/ECS/", Directory.GetCurrentDirectory());
         Console.WriteLine($"Generate at: {dir}");
-        for (int n = 2; n <= 3; n++)
+        for (int n = 2; n <= 5; n++)
         {
             var iEach = QueryGen.IEach_generator(n);
             Write(dir, $"Query/Arg.{n}/IEach.txt", iEach);

src/CodeGen/Query/Query.Chunks.cs

@@ -99,7 +99,7 @@ public struct ChunkEnumerator<{{args}}> : IEnumerator<Chunks<{{args}}>>
     private readonly    Archetypes              archetypes;     // 16
     //
     private             int                     archetypePos;   //  4
-    private             Chunks<{{args}}>          chunks;         // 46
+    private             Chunks<{{args}}>          chunks;
     
     
     internal  ChunkEnumerator(ArchetypeQuery<{{args}}> query)

src/CodeGen/Query/QueryJob.cs

@@ -110,9 +110,8 @@ public override void RunParallel()
     
     private static int GetMultiple()
     {
-        int lcm1 = StructPadding<T1>.ComponentMultiple;
-        int lcm2 = StructPadding<T2>.ComponentMultiple;
-        return LeastComponentMultiple(lcm1, lcm2);
+{{JoinLn(count, n => $"        int lcm{n} = StructPadding<T{n}>.ComponentMultiple;")}}
+        return LeastComponentMultipleOfSpan(stackalloc int[{{count}}] { {{Join(count, n => $"lcm{n}", ", ")}} });
     }
 }