diff --git a/tools/downxmps.py b/tools/downxmps.py
index 24cda78..5686ec4 100644
--- a/tools/downxmps.py
+++ b/tools/downxmps.py
@@ -65,17 +65,29 @@ if __name__ == '__main__':
         exit(1)
 
     for pid in pids.split(','):
-        input_path = os.path.join('d:\\', pid)
+        input_path = os.path.join(config.workdir, pid)
         ImagesGeometry = os.path.join(input_path, "photo1")
         ImagesTexture = os.path.join(input_path, "photo2")
         
         psid = libs.getPSid(pid)
-        config_path = f'D:\\apps\\config\\'
-        xmps_mesh_path = config_path + f'xmps\\{psid}\\mesh\\'
-        xmps_texture_path = config_path + f'xmps\\{psid}\\texture\\'
+        config_path = os.path.join(config.sharedir, 'libs')
+        xmps_mesh_path = os.path.join(config_path, 'xmps', psid, 'mesh')
+        xmps_texture_path = os.path.join(config_path, 'xmps', psid, 'texture')
 
         down_xmps_from_oss(psid)
 
+        # 根据坐标文件时间戳判断是否需要更新
+        remotefile = os.path.join(xmps_mesh_path, '11_1.xmp')
+        localfile = os.path.join(ImagesGeometry, '11_1.xmp')
+        print(f'remotefile: {remotefile}, localfile: {localfile}')
+        if os.path.exists(localfile):
+            remotefile_last_modified = os.path.getmtime(remotefile)
+            localfile_last_modified = os.path.getmtime(localfile)
+            if remotefile_last_modified <= localfile_last_modified:
+                print(f'本地{localfile}文件已是最新, 不需要更新')
+                continue
+
+        print(f'正在更新{pid}号影棚坐标文件')
         os.system('xcopy /y /q ' + xmps_mesh_path + '*.* ' + ImagesGeometry)
         os.system('xcopy /y /q ' + xmps_texture_path + '*.* ' + ImagesTexture)