优化:实体半透明时穿透阳光

src/DatabaseServices/Entity/EntityRef.ts

@@ -222,7 +222,15 @@ export class EntityRef extends Entity
                     if (Array.isArray(o.material))
                         o.material = await Promise.all(o.material.map(GenMaterial));
                     else
+                    {
                         o.material = await GenMaterial(o.material);
+                        let mtl = o.material as MeshPhysicalMaterial;
+                        if (mtl.transparent)
+                        {
+                            o.castShadow = false;
+                            o.receiveShadow = false;
+                        }
+                    }
 
                     gen.GenUV(o);
 

src/DatabaseServices/Entity/Extrude.ts

@@ -1627,7 +1627,7 @@ export class ExtrudeSolid extends Entity
             let mesh = new Mesh(this.MeshGeometry, this.MeshMaterial);
 
             mesh.castShadow = this.MeshMaterial.opacity === 1;
-            mesh.receiveShadow = true;
+            mesh.receiveShadow = mesh.castShadow;
 
             return mesh;
         }
@@ -1642,8 +1642,9 @@ export class ExtrudeSolid extends Entity
         else if (renderType === RenderType.Physical2)
         {
             let mesh = new Mesh(this.MeshGeometry, this.MeshMaterial);
-            mesh.castShadow = true;
-            mesh.receiveShadow = true;
+
+            mesh.castShadow = this.MeshMaterial.opacity === 1;
+            mesh.receiveShadow = mesh.castShadow;
 
             return new Object3D().add(
                 mesh,
@@ -2023,8 +2024,9 @@ export class ExtrudeSolid extends Entity
         else if (renderType === RenderType.Physical2)
         {
             let mesh = new Mesh(this.MeshGeometry, this.MeshMaterial);
-            mesh.castShadow = true;
-            mesh.receiveShadow = true;
+
+            mesh.castShadow = this.MeshMaterial.opacity === 1;
+            mesh.receiveShadow = mesh.castShadow;
 
             return obj.add(
                 mesh,
@@ -2053,6 +2055,9 @@ export class ExtrudeSolid extends Entity
         {
             let mesh = obj as Mesh;
             mesh.material = this.MeshMaterial;
+
+            mesh.castShadow = this.MeshMaterial.opacity === 1;
+            mesh.receiveShadow = mesh.castShadow;
         }
     }