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# ----------------------------------------------------------------------------
# - Open3D: www.open3d.org -
# ----------------------------------------------------------------------------
# Copyright (c) 2018-2024 www.open3d.org
# SPDX-License-Identifier: MIT
# ----------------------------------------------------------------------------
import open3d as o3d
if __name__ == "__main__":
bunny = o3d.data.BunnyMesh()
mesh_in = o3d.io.read_triangle_mesh(bunny.path)
mesh_in.compute_vertex_normals()
print("Before Simplification: ", mesh_in)
o3d.visualization.draw_geometries([mesh_in])
mesh_smp = mesh_in.simplify_quadric_decimation(
target_number_of_triangles=6500)
print("After Simplification target number of triangles = 6500:\n", mesh_smp)
o3d.visualization.draw_geometries([mesh_smp])
mesh_smp = mesh_in.simplify_quadric_decimation(
target_number_of_triangles=1700)
print("After Simplification target number of triangles = 1700:\n", mesh_smp)
o3d.visualization.draw_geometries([mesh_smp])
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