mesh_tissue/config.py

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 import bpy
   4 from bpy.props import (
   5     IntProperty,
   6     BoolProperty
   7     )
   8
   9 evaluatedDepsgraph = None
  10
  11 class tissuePreferences(bpy.types.AddonPreferences):
  12     bl_idname = __package__
  13
  14     print_stats : IntProperty(
  15         name="Print Stats",
  16         description="Print in the console all details about the computing time",
  17         default=1,
  18         min=0,
  19         max=4
  20         )
  21
  22     use_numba_tess : BoolProperty(
  23         name="Numba Tessellate",
  24         description="Boost the Tessellation using Numba module. It will be slower during the first execution",
  25         default=True
  26         )
  27
  28     def draw(self, context):
  29
  30         from .utils_pip import Pip
  31         Pip._ensure_user_site_package()
  32         layout = self.layout
  33         layout.prop(self, "print_stats")
  34         import importlib
  35         numba_spec = importlib.util.find_spec('numba')
  36         found = numba_spec is not None
  37         if found:
  38             layout.label(text='Numba module installed correctly!', icon='INFO')
  39             layout.prop(self, "use_numba_tess")
  40         else:
  41             layout.label(text='Numba module not installed!', icon='ERROR')
  42             layout.label(text='Installing Numba will make Tissue faster', icon='INFO')
  43             row = layout.row()
  44             row.operator('scene.tissue_install_numba')
  45             layout.label(text='Internet connection required. It may take few minutes', icon='URL')
  46
  47 class tissue_install_numba(bpy.types.Operator):
  48     bl_idname = "scene.tissue_install_numba"
  49     bl_label = "Install Numba"
  50     bl_description = ("Install Numba python module")
  51     bl_options = {'REGISTER'}
  52
  53     def execute(self, context):
  54         try:
  55             from .utils_pip import Pip
  56             #Pip.upgrade_pip()
  57             Pip.install('llvmlite')
  58             Pip.install('numba')
  59             from numba import jit, njit, guvectorize, float64, int32, prange
  60             bool_numba = True
  61             print('Tissue: Numba successfully installed!')
  62             self.report({'INFO'}, 'Tissue: Numba successfully installed!')
  63         except:
  64             print('Tissue: Numba not loaded correctly. Try restarting Blender')
  65         return {'FINISHED'}