Add DepthMask module

Source/Restock/ModuleRestockDepthMask.cs

@@ -0,0 +1,73 @@
+using UnityEngine;
+using UnityEngine.Serialization;
+
+namespace Restock
+{
+    public class ModuleRestockDepthMask: PartModule
+    {
+        // The name of the transform that has your mask mesh. The only strictly required property
+        [KSPField] 
+        public string maskTransform= "";
+
+        // The name of the depth mask shader
+        [KSPField] 
+        public string shaderName = "DepthMask";
+
+        // The render queue value for the mesh, should be less than maskRenderQueue
+        [KSPField] 
+        public int meshRenderQueue = 1800;
+        
+        // the render queue value for the mask, should be less than 2000
+        [KSPField] 
+        public int maskRenderQueue = 1900;
+
+        // depth mask object transform
+        public Transform depthMask;
+        
+        // depth mask shader object
+        public Shader depthShader;
+
+        public override void OnLoad(ConfigNode node)
+        {
+            
+            base.OnLoad(node);
+            
+            //if (HighLogic.LoadedSceneIsEditor || HighLogic.LoadedSceneIsFlight) return;
+
+            if (!(base.part.FindModelTransform(maskTransform) is Transform depthMask))
+            {
+                this.LogError($"Can't find transform {maskTransform}");
+                return;
+            }
+            else
+            {
+                this.Log($"found mask transform {maskTransform}");
+            }
+
+            if (!(Shader.Find(shaderName) is Shader depthShader))
+            {
+                this.LogError($"Can't find shader {shaderName}");
+                return;
+            }
+
+            var windowRenderer = depthMask.GetComponent<MeshRenderer>();
+
+
+            windowRenderer.material.shader = depthShader;
+            windowRenderer.material.renderQueue = maskRenderQueue;
+
+            this.Log(depthShader.name);
+            this.Log(windowRenderer.material.shader.name);
+            
+            var meshRenderers = part.partTransform.GetComponentsInChildren<MeshRenderer>(true);
+            var skinnedMeshRenderers = part.partTransform.GetComponentsInChildren<SkinnedMeshRenderer>(true);
+
+            foreach (var renderer in meshRenderers)
+            {
+                if (renderer == windowRenderer) continue;
+                renderer.material.renderQueue = meshRenderQueue;
+
+            }
+        }
+    }
+}