76 lines
1.8 KiB
Python
76 lines
1.8 KiB
Python
import json
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import bmesh
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import bpy
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from bpy_extras.io_utils import ExportHelper
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from bpy.props import StringProperty
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def dump_mesh_to_json(context, filepath):
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if context.object.mode == 'OBJECT':
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bpy.ops.object.mode_set(mode='EDIT')
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m = context.object.data
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b = bmesh.from_edit_mesh(m)
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print("info:")
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data = {}
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data['vertices'] = [list(vert.co) for vert in b.verts]
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data['edges for vert'] = []
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for vert in b.verts:
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data['edges for vert'].append([e.index for e in vert.link_edges])
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data['faces for vert'] = []
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for vert in b.verts:
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data['faces for vert'].append([e.index for e in vert.link_faces])
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edges = []
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for edge in b.edges:
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edges.append([v.index for v in edge.verts])
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data['edges'] = edges
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data['faces for edge'] = []
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for edge in b.edges:
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data['faces for edge'].append([f.index for f in edge.link_faces])
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faces = []
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for face in b.faces:
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faces.append([v.index for v in face.verts])
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data['faces'] = faces
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data['edges for face'] = []
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for face in b.faces:
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data['edges for face'].append([e.index for e in face.edges])
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json.dump(data, open(filepath, 'w'))
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bpy.ops.object.mode_set(mode='OBJECT')
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class DumpMesh(bpy.types.Operator, ExportHelper):
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'''dump mesh for surfaces'''
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bl_idname = 'object.dump_mesh'
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bl_label = 'Dump Mesh'
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filename_ext = ".json"
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filter_glob = StringProperty(
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default="*.json",
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options={'HIDDEN'},
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)
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@classmethod
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def poll(cls, context):
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return context.active_object is not None
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def execute(self, context):
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dump_mesh_to_json(context, self.filepath)
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return {'FINISHED'}
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def register():
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bpy.utils.register_class(DumpMesh)
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def unregister():
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bpy.utils.unregister_class(DumpMesh)
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