diff --git a/.gitignore b/.gitignore
index 82f9275..158fe5b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -160,3 +160,11 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
+
+
+# model
+*.stl
+*.obj
+*.npz
+*.step
+test_data/
\ No newline at end of file
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diff --git a/scripts/process_furniture.py b/scripts/process_furniture.py
index 0e1ec44..89c6b45 100644
--- a/scripts/process_furniture.py
+++ b/scripts/process_furniture.py
@@ -1,118 +1,307 @@
 import os
+import time
+import glob
 import trimesh
 import numpy as np
-from scipy.spatial import KDTree
 from tqdm import tqdm
 import mesh2sdf
+import skimage.measure
+import matplotlib.pyplot as plt
+from concurrent.futures import ProcessPoolExecutor, as_completed
+import logging
+from typing import Tuple, Optional
 
-# 加载BREP模型并转换为三角网格
-def load_brep_to_mesh(file_path: str) -> trimesh.Trimesh:
-    mesh = trimesh.load_mesh(file_path)
-    return mesh
+from OCC.Core.STEPControl import STEPControl_Reader
+from OCC.Core.BRepMesh import BRepMesh_IncrementalMesh
+from OCC.Core.StlAPI import StlAPI_Writer
+from OCC.Core.IFSelect import IFSelect_RetDone
 
-def process_mesh_to_sdf(
+# 配置日志记录
+def setup_logger():
+    logger = logging.getLogger('furniture_processing')
+    logger.setLevel(logging.INFO)
+    
+    # 文件处理器
+    fh = logging.FileHandler('furniture_processing.log')
+    fh.setLevel(logging.INFO)
+    
+    # 控制台处理器
+    ch = logging.StreamHandler()
+    ch.setLevel(logging.INFO)
+    
+    # 创建格式器
+    formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
+    fh.setFormatter(formatter)
+    ch.setFormatter(formatter)
+    
+    # 添加处理器
+    logger.addHandler(fh)
+    logger.addHandler(ch)
+    
+    return logger
+
+logger = setup_logger()
+
+def brep_to_mesh(
+    brep_file: str,
+    stl_output_file: str,
+    obj_output_file: str
+    ) -> Optional[trimesh.Trimesh]:
+    """将BREP/STEP文件转换为Trimesh对象并保存STL和OBJ文件"""
+    try:
+        step_reader = STEPControl_Reader()
+        status = step_reader.ReadFile(brep_file)
+        
+        if status != IFSelect_RetDone:
+            logger.error(f"无法读取BREP文件: {brep_file}")
+            return None
+            
+        step_reader.TransferRoots()
+        shape = step_reader.OneShape()
+        
+        mesh = BRepMesh_IncrementalMesh(shape, 0.1)
+        mesh.Perform()
+        
+        base_name = os.path.splitext(os.path.basename(brep_file))[0]
+        
+        # 保存STL
+        stl_writer = StlAPI_Writer()
+        stl_writer.Write(shape, stl_output_file)
+        
+        # 保存OBJ
+        mesh = trimesh.load(stl_output_file)
+        mesh.export(obj_output_file)
+        
+        logger.debug(f"成功转换并保存mesh: {base_name}")
+        return mesh
+        
+    except Exception as e:
+        logger.error(f"转换BREP文件失败 {brep_file}: {str(e)}")
+        return None
+
+# 现在加上x,y,z坐标值,并分成pos和neg两个组
+def sdf2xyzsdf(sdf, size=128):
+    # Generate coordinate grids
+    x, y, z = np.meshgrid(range(size), range(size), range(size), indexing='ij')
+
+    # Stack coordinates along a new axis
+    coords = np.stack([x, y, z], axis=-1)
+
+    # Reshape to match the SDF shape
+    coords = coords.reshape(size, size, size, 3)
+
+    # Stack coordinates and SDF values
+    xyzsdf = np.concatenate([coords, sdf[..., np.newaxis]], axis=-1)
+
+    return xyzsdf
+
+def split_sdf(xyzsdf):
+    # Separate positive and negative SDF values
+    pos_mask = xyzsdf[..., 3] >= 0
+    neg_mask = xyzsdf[..., 3] < 0
+
+    pos_xyzsdf = xyzsdf[pos_mask]
+    neg_xyzsdf = xyzsdf[neg_mask]
+
+    return pos_xyzsdf, neg_xyzsdf
+
+
+def mesh_to_sdf(
     mesh: trimesh.Trimesh,
-    filename:str, 
-    save_dir:str,
-    idx: str,
-    mesh_scale:int = 0.8,
-    size:int= 128,
-    level: int = None, 
-) -> str:
-    if not level:
-        level = 2 / size
-
-    # mesh = trimesh.load(filename, force='mesh')
-
-    # normalize mesh
-    vertices = mesh.vertices
-    bbmin = vertices.min(0)
-    bbmax = vertices.max(0)
-    center = (bbmin + bbmax) * 0.5
-    scale = 2.0 * mesh_scale / (bbmax - bbmin).max()
-    vertices = (vertices - center) * scale
-
-    # fix mesh
-    t0 = time.time()
-    sdf, mesh = mesh2sdf.compute(
-        vertices, mesh.faces, size, fix=True, level=level, return_mesh=True)
-    t1 = time.time()
-
-    # sdf to x,y,z,sdf
-    xyzsdf = np.zeros((size, size, size, 4))
-    for x in range(size):
-        for y in range(size):
-            for z in range(size):
-                xyzsdf[x, y, z] = [x, y, z, sdf[x, y, z]]
-    # output
-    mesh.vertices = mesh.vertices / scale + center
-    name = filename.split('/')[-1][:-4]
-    #mesh.export(os.path.join(save_dir, filename[:-4] + '.fixed.obj'))
-    np.save(os.path.join(save_dir, filename[:-4] + '.xyzsdf.npy'), xyzsdf)
-    #mesh.export(filename[:-4] + '.fixed.obj')
-    #np.save(filename[:-4] + '.npy', sdf)
-    #print('It takes %.4f seconds to process %s' % (t1-t0, filename))
-    return idx
-
-
-'''
-# 定义网格
-def create_grid(x_range, y_range, z_range, resolution):
-    x = np.linspace(x_range[0], x_range[1], resolution)
-    y = np.linspace(y_range[0], y_range[1], resolution)
-    z = np.linspace(z_range[0], z_range[1], resolution)
-    grid = np.meshgrid(x, y, z)
-    points = np.vstack(list(map(np.ravel, grid))).T
-    return points
-'''
-
-
-
-def test():
-    # 参数设置
-    input_file = "/mnt/disk2/dataset/furniture/step/furniture_dataset_step/train/bathtub_0004.step"
-    output_file = "tmp_data"
-
-    # 加载BREP模型并转换为三角网格
-    mesh = load_brep_to_mesh(input_file)
-
-    process_mesh_to_sdf(
-        mesh=mesh,
-        filename=input_file,
-        save_dir=output_file,
-        idx="0000000",
-    )
-
-
-
-
-
-
-# 真的执行转换
+    filename: str,
+    sdf_output_file: str,
+    mesh_scale: float = 0.8,
+    size: int = 128,
+    level: float = None,
+) -> bool:
+    """
+    将mesh转换为SDF并保存结果
+    """
+    try:
+        if not level:
+            level = 2 / size
+
+        # 标准化网格
+        vertices = mesh.vertices
+        bbmin = vertices.min(0)
+        bbmax = vertices.max(0)
+        center = (bbmin + bbmax) * 0.5
+        scale = 2.0 * mesh_scale / (bbmax - bbmin).max()
+        vertices = (vertices - center) * scale
+
+        # 计算SDF
+        sdf, mesh = mesh2sdf.compute(
+            vertices, 
+            mesh.faces, 
+            size, 
+            fix=True, 
+            level=level, 
+            return_mesh=True
+        )
+
+        # Get the dimensions of the SDF grid
+        size = sdf.shape[0]
+
+        # Convert SDF to XYZ+SDF format
+        xyzsdf = sdf2xyzsdf(sdf, size)
+
+        # Split into positive and negative SDF values
+        pos_xyzsdf, neg_xyzsdf = split_sdf(xyzsdf)
+
+        # Save the results as a .npz file
+        np.savez_compressed(sdf_output_file, pos=pos_xyzsdf, neg=neg_xyzsdf)
+        
+        logger.debug(f"成功生成并保存SDF: {os.path.basename(sdf_output_file)}")
+        return True
+
+    except Exception as e:
+        logger.error(f"处理文件失败 {filename}: {str(e)}")
+        return False
+
+def check_conversion(
+    step_file: str,
+    obj_path: str,
+    sdf_path: str
+) -> bool:
+    """检查转换结果的质量"""
+    try:
+        base_name = os.path.splitext(os.path.basename(step_file))[0]
+        
+        # 检查文件是否存在
+        if not (os.path.exists(obj_path) and os.path.exists(sdf_path)):
+            logger.warning(f"文件不完整: {base_name}")
+            return False
+            
+        # 加载并检查OBJ
+        obj_mesh = trimesh.load(obj_path)
+        if not (obj_mesh.is_watertight ):
+            logger.warning(f"网格质量不合格: {base_name}")
+            return False
+        
+        # 检查SDF
+        sdf_data = np.load(sdf_path)
+        # 检查pos和neg数组是否存在
+        if 'pos' not in sdf_data or 'neg' not in sdf_data:
+            logger.warning(f"SDF数据格式不正确: {base_name}")
+            return False
+        # 检查数据维度和内容
+        if np.isnan(sdf_data['pos']).any() or np.isnan(sdf_data['neg']).any():
+            logger.warning(f"SDF数据包含NaN值: {base_name}")
+            return False
+            
+        logger.debug(f"质量检查通过: {base_name}")
+        return True
+        
+    except Exception as e:
+        logger.error(f"检查失败 {step_file}: {str(e)}")
+        return False
+
+def process(step_file: str, set_name:str) -> bool:
+    """处理单个STEP文件的完整流程"""
+    try:
+        base_name = os.path.splitext(os.path.basename(step_file))[0]
+        logger.info(f"开始处理: {base_name}")
+        
+        # 准备输出路径
+        stl_output_file = os.path.join('test_data/stl', f"{set_name}/{base_name}.stl")
+        obj_output_file = os.path.join('test_data/obj', f"{set_name}/{base_name}.obj")
+        sdf_output_file = os.path.join('test_data/sdf', f"{set_name}/{base_name}.npz")
+     
+        
+        # 使用tqdm创建处理步骤的进度条
+        steps = ['STEP->Mesh', 'Mesh->SDF', '质量检查']
+        pbar = tqdm(steps, desc=f"处理 {base_name}", leave=False, position=1)
+        
+        # 1. STEP到Mesh的转换
+        pbar.set_description(f"处理 {base_name} [STEP->Mesh]")
+        mesh = brep_to_mesh(step_file, stl_output_file, obj_output_file)
+        if mesh is None:
+            pbar.close()
+            return False
+        pbar.update(1)
+            
+        # 2. Mesh到SDF的转换
+        pbar.set_description(f"处理 {base_name} [Mesh->SDF]")
+        if not mesh_to_sdf(mesh, step_file, sdf_output_file, mesh_scale=0.8, size=128):
+            pbar.close()
+            return False
+        pbar.update(1)
+            
+        # 3. 检查转换结果
+        pbar.set_description(f"处理 {base_name} [质量检查]")
+        if not check_conversion(step_file, obj_output_file, sdf_output_file):
+            pbar.close()
+            return False
+        pbar.update(1)
+            
+        pbar.close()
+        logger.info(f"成功处理: {base_name}")
+        return True
+        
+    except Exception as e:
+        logger.error(f"处理失败 {step_file}: {str(e)}")
+        return False
+
 def main():
+    """主函数：并行处理所有STEP文件"""
+    INPUT = '/mnt/disk2/dataset/furniture/step/furniture_dataset_step'
+    if not os.path.exists(INPUT):
+        logger.error(f"输入目录不存在: {INPUT}")
+        return
+    
+    # 创建基础输出目录
+    os.makedirs('test_data/stl', exist_ok=True)
+    os.makedirs('test_data/obj', exist_ok=True)
+    os.makedirs('test_data/sdf', exist_ok=True)
+    
+
+    
+    logger.info("开始数据处理...")
+    
+    # 创建总体进度条
+    #for set_name in ['train', 'val', 'test']:
+    for set_name in ['val', 'test']:
+        
+        input_dir = os.path.join(INPUT, set_name)
+        if not os.path.exists(input_dir):
+            logger.warning(f"目录不存在: {input_dir}")
+            continue
+        
+        os.makedirs(f'test_data/stl/{set_name}', exist_ok=True)
+        os.makedirs(f'test_data/obj/{set_name}', exist_ok=True)
+        os.makedirs(f'test_data/sdf/{set_name}', exist_ok=True)
+
+        step_files = glob.glob(os.path.join(input_dir, '*.step'))
+        total_files = len(step_files)
+        if total_files == 0:
+            logger.error("没有找到任何STEP文件")
+        logger.info(f"找到 {set_name} 集合文件: {total_files}个")
 
-    INPUT = '/mnt/disk2/dataset/furniture/step/furniture_dataset_step' # 下面train，val和test
-    OUTPUT = '/app/data/furniture_sdf' 
-    valid = 0
-    for set_ in ['train', 'val', 'test']:   
-        with ProcessPoolExecutor(max_workers=os.cpu_count() // 2) as executor:
-            futures = {}
-            for step_folder in glob.glob(os.path.join(input_folder, set_, '*.step')):
-                future = executor.submit(process, step_folder, timeout=300)
-                futures[future] = step_folder
 
-            for future in tqdm(as_completed(futures), total=len(step_dirs)):
-                try:
-                    status = future.result(timeout=300)
-                    valid += status
-                except TimeoutError:
-                    print(f"Timeout occurred while processing {futures[future]}")
-                except Exception as e:
-                    print(f"An error occurred while processing {futures[future]}: {e}")
+        valid_conversions = 0
+        # 创建进度条
+        with tqdm(total=total_files, desc=f"{set_name}进度", position=0) as main_pbar:
+            with ProcessPoolExecutor(max_workers=min(max(1, os.cpu_count() // 2), 8)) as executor:
+                futures = {executor.submit(process, f, set_name): f for f in step_files}
+                
+                for future in as_completed(futures):
+                    try:
+                        if future.result(timeout=300):
+                            valid_conversions += 1
+                        main_pbar.update(1)
+                        main_pbar.set_postfix({
+                            'success_rate': f"{(valid_conversions/total_files)*100:.1f}%"
+                        })
+                    except Exception as e:
+                        logger.error(f"处理失败 {futures[future]}: {str(e)}")
+                        main_pbar.update(1)
+        success_rate = (valid_conversions / total_files) * 100  # 这个变量在日志中被使用但未定义
+        logger.info(f"处理完成: {set_name} 集合, 成功率: {success_rate:.2f}% = {valid_conversions}/{total_files}个")
 
-    print(f'Done... Data Converted Ratio {100.0*valid/len(step_dirs)}%')
 
 
 
+    
+    
 if __name__ == "__main__":
-    test()
+    main()