Create set scale command

extracommands/ExtraCommands.csproj

@@ -40,6 +40,9 @@
     <Reference Include="RobocraftX.Input">
       <HintPath>..\ref\RobocraftX.Input.dll</HintPath>
     </Reference>
+    <Reference Include="RobocraftX.MachineEditor, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null">
+      <HintPath>..\ref\RobocraftX.MachineEditor.dll</HintPath>
+    </Reference>
     <Reference Include="RobocraftX.MainGame">
       <HintPath>..\ref\RobocraftX.MainGame.dll</HintPath>
     </Reference>

extracommands/SetScaleCommandEngine.cs

@@ -0,0 +1,85 @@
+using System;
+using RobocraftX.GUI.CommandLine;
+using RobocraftX.Multiplayer;
+using RobocraftX.StateSync;
+using RobocraftX.Character;
+using Svelto.ECS;
+using Unity.Entities;
+using UnityEngine;
+using uREPL;
+using Svelto.Context;
+using RobocraftX;
+using RobocraftX.Blocks.Ghost;
+using RobocraftX.Blocks.Scaling;
+using RobocraftX.Common;
+using RobocraftX.CR.MachineEditing;
+using Svelto.ECS.EntityStructs;
+using Unity.Mathematics;
+
+namespace ExtraCommands.Basics
+{
+    [CustomCommand("SetScale")]
+    class SetScaleCommandEngine : CustomCommandEngine
+    {
+        public SetScaleCommandEngine(UnityContext<FullGameCompositionRoot> ctxHolder, EnginesRoot enginesRoot, World physW, Action reloadGame, MultiplayerInitParameters mpParams) : base(ctxHolder, enginesRoot, physW, reloadGame, mpParams)
+        {
+        }
+
+        public override void Ready()
+        {
+            CustomCommandUtility.Register<float, float, float>("SetScale", SetScaleCommand, "Set the scale for the next block. Use 0 0 0 to reset. The displayed cube is uniformly scaled until placed.");
+        }
+
+        private float3 _scale;
+
+        private void SetScaleCommand(float x, float y, float z)
+        {
+            _scale = new float3(x, y, z);
+            GhostScalingEntityStruct[] scalings =
+                entitiesDB.QueryEntities<GhostScalingEntityStruct>(
+                    (ExclusiveGroup.ExclusiveGroupStruct) NamedExclusiveGroup<GHOST_BLOCKS>.Group, out uint count);
+            Console.WriteLine("Found " + count + "/" + scalings.Length + " scalings.");
+            for (int index = 0; index < count; index++)
+            {
+                Console.WriteLine("G scaling " + index + ": " + scalings[index].ghostScale);
+                ref var scaling = ref entitiesDB.QueryEntities<ScalingEntityStruct>(
+                    (ExclusiveGroup.ExclusiveGroupStruct) NamedExclusiveGroup<GHOST_BLOCKS>.Group, out _)[index];
+                Console.WriteLine("Scaling " + index + ": " + scaling);
+                ref var scale = ref entitiesDB.QueryEntities<BlockPlacementScaleEntityStruct>(
+                    (ExclusiveGroup.ExclusiveGroupStruct) NamedExclusiveGroup<GHOST_BLOCKS>.Group, out _)[index];
+                Console.WriteLine("Scale " + index + ": " + scale.snapGridScale);
+                UpdateScale(ref scale, ref scaling, ref scalings[index]);
+            }
+        }
+
+        private void UpdateScale(ref BlockPlacementScaleEntityStruct scale, ref ScalingEntityStruct scaling,
+            ref GhostScalingEntityStruct gscaling)
+        {
+            if (_scale.x < 4e5 || _scale.y < 4e5 || _scale.z < 4e5) return;
+            scale.snapGridScale = (int) _scale.x;
+            scale.blockPlacementHeight = (int) _scale.y;
+            scaling.scale = _scale;
+            gscaling.ghostScale = _scale;
+        }
+
+        public override void Dispose()
+        {
+            CustomCommandUtility.Unregister("SetScale");
+        }
+
+        /*public void Add(ref GhostScalingEntityStruct entityView, EGID egid)
+        { //If the cursor is near a block, it recreates the entity - nope
+            Console.WriteLine("Entity " + egid + " added: " + entityView.ghostScale);
+            ref var scale = ref entitiesDB.QueryEntity<BlockPlacementScaleEntityStruct>(egid);
+            ref var scaling = ref entitiesDB.QueryEntity<ScalingEntityStruct>(egid);
+            UpdateScale(ref scale, ref scaling, ref entityView);
+            entitiesDB.PublishEntityChange<ScalingEntityStruct>(egid);
+            entitiesDB.PublishEntityChange<BlockPlacementScaleEntityStruct>(egid);
+            entitiesDB.PublishEntityChange<GhostScalingEntityStruct>(egid);
+        }
+
+        public void Remove(ref GhostScalingEntityStruct entityView, EGID egid)
+        {
+        }*/
+    }
+}