init

hy3dpaint/utils/simplify_mesh_utils.py

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+# Hunyuan 3D is licensed under the TENCENT HUNYUAN NON-COMMERCIAL LICENSE AGREEMENT
+# except for the third-party components listed below.
+# Hunyuan 3D does not impose any additional limitations beyond what is outlined
+# in the repsective licenses of these third-party components.
+# Users must comply with all terms and conditions of original licenses of these third-party
+# components and must ensure that the usage of the third party components adheres to
+# all relevant laws and regulations.
+
+# For avoidance of doubts, Hunyuan 3D means the large language models and
+# their software and algorithms, including trained model weights, parameters (including
+# optimizer states), machine-learning model code, inference-enabling code, training-enabling code,
+# fine-tuning enabling code and other elements of the foregoing made publicly available
+# by Tencent in accordance with TENCENT HUNYUAN COMMUNITY LICENSE AGREEMENT.
+
+import trimesh
+import pymeshlab
+
+
+def remesh_mesh(mesh_path, remesh_path):
+    mesh = mesh_simplify_trimesh(mesh_path, remesh_path)
+
+
+def mesh_simplify_trimesh(inputpath, outputpath, target_count=40000):
+    # 先去除离散面
+    ms = pymeshlab.MeshSet()
+    if inputpath.endswith(".glb"):
+        ms.load_new_mesh(inputpath, load_in_a_single_layer=True)
+    else:
+        ms.load_new_mesh(inputpath)
+    ms.save_current_mesh(outputpath.replace(".glb", ".obj"), save_textures=False)
+    # 调用减面函数
+    courent = trimesh.load(outputpath.replace(".glb", ".obj"), force="mesh")
+    face_num = courent.faces.shape[0]
+
+    if face_num > target_count:
+        courent = courent.simplify_quadric_decimation(target_count)
+    courent.export(outputpath)