edit_mesh.py 文件源码

def reproject(self,context):
        ### unwrap
        obj = context.active_object
        hide_base_sprite = obj.data.coa_hide_base_sprite
        obj.data.coa_hide_base_sprite = False
        bm = bmesh.from_edit_mesh(obj.data)
        selected_edges = []
        for edge in bm.edges:
            if edge.select:
                selected_edges.append(edge)

        unselected_verts = []
        for vert in bm.verts:
            if not vert.select:
                unselected_verts.append(vert)
                vert.select = True
        unselected_faces = []
        for face in bm.faces:
            if not face.select:
                unselected_faces.append(face)
                face.select = True        
        bpy.ops.uv.project_from_view(camera_bounds=False, correct_aspect=True, scale_to_bounds=True)        

        for edge in selected_edges:
            edge.select = True
        for vert in unselected_verts:
            vert.select = False
        for face in unselected_faces:
            face.select = False
        bmesh.update_edit_mesh(obj.data)    
        obj.data.coa_hide_base_sprite = hide_base_sprite