Tweak the tree hiding shader

Sources/CocaTrees/CocaTreesFoliage.shadergraph

@@ -600,7 +600,7 @@
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     "m_ZWriteControl": 0,
     "m_AlphaMode": 0,
-    "m_RenderFace": 2,
+    "m_RenderFace": 0,
     "m_AlphaClip": true,
     "m_CastShadows": true,
     "m_ReceiveShadows": true,

Sources/CocaTrees/CocaTreesTrunk.shadergraph.meta

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Sources/CocaTrees/Scripts/DefaultDitherFade.asset

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Sources/CocaTrees/Scripts/DitherFade.cs

@@ -5,10 +5,14 @@ using UnityEngine;
 namespace Toria.Game
 {
 	[RequireComponent(typeof(CapsuleCollider))]
-	public class LeavesHidingDither : MonoBehaviour
+	public class DitherFade : MonoBehaviour
 	{
+		public DitherFadeSettings settings;
+		public List<Renderer> targetRenderers;
+		public bool makeShadowClones = true;
+
 		[NonSerialized]
-		List<Material> treeMaterials;
+		List<Material> fadeMaterials;
 
 		static RPGController player = null;
 		static new Camera camera = null;
@@ -18,38 +22,44 @@ namespace Toria.Game
 
 		void Start()
 		{
-			treeMaterials = new List<Material>();
+			fadeMaterials = new List<Material>();
 
-			foreach (Renderer renderer in GetComponentsInChildren<Renderer>())
+			foreach (Renderer renderer in targetRenderers)
 			{
+				if (makeShadowClones)
 					MakeShadowClone(renderer);
 
 				Material mat = Instantiate(renderer.sharedMaterial);
-				renderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
 				renderer.sharedMaterial = mat;
-				treeMaterials.Add(mat);
+				fadeMaterials.Add(mat);
 			}
 		}
 
 		void MakeShadowClone(Renderer renderer)
 		{
-			GameObject shadowClone = Instantiate(renderer.gameObject);
+			if (!renderer.TryGetComponent(out MeshFilter filter))
+				return;
 
-			for (int i = shadowClone.transform.childCount - 1; i >= 0; i--)
+			GameObject shadowClone = new GameObject("Shadow clone");
-				Destroy(shadowClone.transform.GetChild(i).gameObject);
 
-			shadowClone.name = "Shadow clone";
 			shadowClone.transform.SetParent(renderer.transform);
 			shadowClone.transform.SetLocalPositionAndRotation(Vector3.zero, Quaternion.identity);
 			shadowClone.transform.localScale = Vector3.one;
 
+			MeshRenderer shadowRenderer = shadowClone.AddComponent<MeshRenderer>();
+			MeshFilter shadowFilter = shadowClone.AddComponent<MeshFilter>();
+
+			shadowRenderer.sharedMaterial = renderer.sharedMaterial;
+			shadowRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.ShadowsOnly;
+
+			shadowFilter.sharedMesh = filter.sharedMesh;
+
 			foreach (Component comp in shadowClone.GetComponents<Component>())
 			{
 				if (comp is not MeshRenderer && comp is not MeshFilter && comp is not Transform)
 					Destroy(comp);
 			}
-
+			renderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
-			shadowClone.GetComponent<Renderer>().shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.ShadowsOnly;
 		}
 
 		void Update()
@@ -59,10 +69,14 @@ namespace Toria.Game
 
 			if (shouldHide)
 			{
-				Vector2 viewPortPoint = camera.WorldToViewportPoint(player.transform.position);
+				Vector2 viewPortPoint = camera.WorldToViewportPoint(player.transform.position + Vector3.up * settings.verticalOffset);
+				float hideRadius = settings.GetHideRadius(player.transform, camera.transform);
 
-				foreach (Material mat in treeMaterials)
+				foreach (Material mat in fadeMaterials)
+				{
 					mat.SetVector("_PlayerPosition", viewPortPoint);
+					mat.SetFloat("_HideRadius", hideRadius);
+				}
 			}
 
 			if (!camera)
@@ -98,7 +112,7 @@ namespace Toria.Game
 
 			shouldHide = enabled;
 
-			foreach (Material mat in treeMaterials)
+			foreach (Material mat in fadeMaterials)
 				mat.SetFloat("_ShouldHide", enabled ? 1 : 0);
 		}
 	}

Sources/CocaTrees/Scripts/DitherFade.cs.meta

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Sources/CocaTrees/Scripts/DitherFadeSettings.cs

@@ -0,0 +1,18 @@
+using UnityEngine;
+
+namespace Toria.Game
+{
+	[CreateAssetMenu(menuName = "Toria/VFX/DitherFadeSettings")]
+	public class DitherFadeSettings : ScriptableObject
+	{
+		public float verticalOffset;
+		public Vector2 cameraDistanceRange;
+		public Vector2 hideRadiusRange;
+
+		public float GetHideRadius(Transform player, Transform camera)
+		{
+			float normalizedDist = Mathf.InverseLerp(cameraDistanceRange.x, cameraDistanceRange.y, Vector3.Distance(player.position, camera.position));
+			return Mathf.Lerp(hideRadiusRange.x, hideRadiusRange.y, normalizedDist);
+		}
+	}
+}

Sources/CocaTrees/Scripts/DitherFadeSettings.cs.meta

@@ -1,5 +1,5 @@
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Sources/CocaTrees/chestnut/Chestnut_05_Cut_TestFade.prefab

@@ -26,7 +26,7 @@ Transform:
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@@ -53,10 +53,10 @@ CapsuleCollider:
   m_ProvidesContacts: 0
   m_Enabled: 1
   serializedVersion: 2
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+  m_Radius: 5.8130083
-  m_Height: 31.86838
+  m_Height: 19.023537
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Sources/CocaTrees/chestnut/Chestnut_trunk_Hideable.mat

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