working texture export

Author: micahpearlman

Editor/ZOExportOBJ.cs

@@ -92,7 +92,7 @@ public static string MaterialToString(Material material) {
     }
 
     public class ZOExportOBJ : EditorWindow {
-        public bool _exportSubMeshes = false;
+        public bool _exportSubMeshes = true;
         public bool _zeroPosition = true;
         private string _selectedNames;
 
@@ -142,7 +142,6 @@ public static void DoExport(bool makeSubmeshes, string fileDirectory, bool zeroP
             }
 
             string meshName = gameObject.name;
-            // string fileName = EditorUtility.SaveFilePanel("Export .obj file", "", meshName, "obj");
 
             ZOObjExporter.Start();
 
@@ -187,6 +186,15 @@ public static void DoExport(bool makeSubmeshes, string fileDirectory, bool zeroP
                         string materialString = ZOObjExporter.MaterialToString(material);
                         mtlFileString.Append(materialString);
                         materialNames.Add(material.name);
+
+                        // handle texture
+                        if (material.HasProperty("_MainTex")) {
+                            string assetPath = AssetDatabase.GetAssetPath(material.GetTexture("_MainTex"));
+                            if (string.IsNullOrEmpty(assetPath) == false) {
+                                string texName = Path.GetFileName(assetPath);
+                                File.Copy(assetPath, Path.Combine(fileDirectory, texName));
+                            }
+                        }
                     }
                 }
             }
@@ -205,6 +213,14 @@ public static void DoExport(bool makeSubmeshes, string fileDirectory, bool zeroP
                             string materialString = ZOObjExporter.MaterialToString(material);
                             mtlFileString.Append(materialString);
                             materialNames.Add(material.name);
+                            // handle texture
+                            if (material.HasProperty("_MainTex")) {
+                                string assetPath = AssetDatabase.GetAssetPath(material.GetTexture("_MainTex"));
+                                if (string.IsNullOrEmpty(assetPath) == false) {
+                                    string texName = Path.GetFileName(assetPath);
+                                    File.Copy(assetPath, Path.Combine(fileDirectory, texName));
+                                }
+                            }
                         }
                     }
                 }

Samples~/ZeroSimSamples/Scenes/URDF_test.unity

@@ -3532,6 +3532,16 @@ PrefabInstance:
       propertyPath: m_Name
       value: teapot
       objectReference: {fileID: 0}
+    - target: {fileID: -890894850248633325, guid: 17be92f99b8fb14eaa65adc226ac3fd4,
+        type: 3}
+      propertyPath: m_Materials.Array.data[0]
+      value: 
+      objectReference: {fileID: 2100000, guid: ee87d3c7aff907920a745c6fd0164cf6, type: 2}
+    - target: {fileID: 7069507564420078126, guid: 17be92f99b8fb14eaa65adc226ac3fd4,
+        type: 3}
+      propertyPath: m_Materials.Array.data[0]
+      value: 
+      objectReference: {fileID: 2100000, guid: e115d419d8845cbbfb2488170128cdbd, type: 2}
     m_RemovedComponents: []
   m_SourcePrefab: {fileID: 100100000, guid: 17be92f99b8fb14eaa65adc226ac3fd4, type: 3}
 --- !u!4 &1753407360 stripped