Fix SparkPlug 3D preview, remove global loader overlay during generation, and fix empty scene hierarchy bug when transferring to Editor

2026-09-02 15:52:07 +05:30
parent 276da43d28
commit 28989d0630
2 changed files with 112 additions and 41 deletions
@@ -1026,6 +1026,51 @@ export default function Editor() {
              child.frustumCulled = false; // Prevent flickering on large models
            }
          });
+
+          setSceneObjects(prev => {
+            // If the scene already has objects, don't overwrite them
+            if (prev.length > 0) return prev;
+            
+            // Build default hierarchy for fresh imported models (like from SparkPlug)
+            const mainModelId = `model-${Date.now()}`;
+            const builtObjects: SceneObject[] = [
+              { 
+                id: mainModelId, 
+                name: modelInfo.name || 'Imported Model', 
+                type: 'model', 
+                parentId: null, 
+                visible: true,
+                transformProps: { position: [0, 0, 0], rotation: [0, 0, 0], scale: [1, 1, 1] }
+              }
+            ];
+            
+            let mIdx = 0;
+            object!.traverse((child) => {
+              if (child instanceof THREE.Mesh) {
+                const meshId = `mesh-${mIdx++}`;
+                const material = Array.isArray(child.material) ? child.material[0] : child.material;
+                const mProps = { ...globalMaterialProps };
+                
+                if (material) {
+                  if (material.color) mProps.color = `#${material.color.getHexString()}`;
+                  if (material.roughness !== undefined) mProps.roughness = material.roughness;
+                  if (material.metalness !== undefined) mProps.metalness = material.metalness;
+                  if (material.opacity !== undefined) mProps.opacity = material.opacity;
+                }
+                
+                builtObjects.push({
+                  id: meshId,
+                  name: child.name || `Mesh ${meshId.slice(0, 4)}`,
+                  type: 'mesh',
+                  parentId: mainModelId,
+                  visible: true,
+                  materialProps: mProps
+                });
+              }
+            });
+            return builtObjects;
+          });
+
          setLoadedModel(object);
          setBlobURLs(prev => [...prev, url]);
        }