145 lines
3.8 KiB
Python
145 lines
3.8 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, BoolProperty, FloatVectorProperty
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from bpy_extras import object_utils
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class SMBDumpMesh(bpy.types.Operator, ExportHelper):
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'''dump mesh info into .json file for smbsurf'''
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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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if context.active_object.type == 'MESH':
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return context.active_object
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else:
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return None
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def execute(self, context):
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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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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(self.filepath, 'w'))
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bpy.ops.object.mode_set(mode='OBJECT')
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return {'FINISHED'}
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class SMBLoadMesh(bpy.types.Operator, ExportHelper):
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'''load json mesh from smbsurf'''
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bl_idname = 'object.load_mesh'
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bl_label = 'Load 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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# generic transform props
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view_align = BoolProperty(
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name="Align to View",
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default=False,
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)
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location = FloatVectorProperty(
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name="Location",
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subtype='TRANSLATION',
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)
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rotation = FloatVectorProperty(
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name="Rotation",
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subtype='EULER',
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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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data = json.load(open(self.filepath, 'r'))
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mesh = bpy.data.meshes.new("Imported")
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bm = bmesh.new()
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for v_co in data['vertices']:
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bm.verts.new(v_co)
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for f_idx in data['faces']:
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bm.faces.new([bm.verts[i] for i in f_idx])
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bm.to_mesh(mesh)
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mesh.update()
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# add the mesh as an object into the scene with this utility module
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try:
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object_utils.object_data_add(context, mesh, operator=self)
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except:
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pass
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return {'FINISHED'}
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class SMBPanel(bpy.types.Panel):
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bl_space_type = 'VIEW_3D'
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bl_region_type = 'TOOLS'
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bl_idname = "VIEW3D_PT_TEST_PANEL"
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bl_label = "smbsurf"
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def draw(self, context):
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self.layout.operator('object.dump_mesh', icon='EXPORT')
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self.layout.operator('object.load_mesh', icon='IMPORT')
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@classmethod
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def poll(cls, context):
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return (context.object is not None)
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def register():
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bpy.utils.register_class(SMBDumpMesh)
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bpy.utils.register_class(SMBLoadMesh)
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bpy.utils.register_class(SMBPanel)
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def unregister():
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bpy.utils.unregister_class(SMBDumpMesh)
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bpy.utils.unregister_class(SMBLoadMesh)
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bpy.utils.unregister_class(SMBPanel)
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