mesh_tissue/config.py

   1 # SPDX-FileCopyrightText: 2022-2023 Blender Foundation
   2 #
   3 # SPDX-License-Identifier: GPL-2.0-or-later
   4
   5 import bpy
   6 from bpy.props import (
   7     IntProperty,
   8     BoolProperty
   9     )
  10
  11 evaluatedDepsgraph = None
  12
  13 class tissuePreferences(bpy.types.AddonPreferences):
  14     bl_idname = __package__
  15
  16     print_stats : IntProperty(
  17         name="Print Stats",
  18         description="Print in the console all details about the computing time.",
  19         default=1,
  20         min=0,
  21         max=4
  22         )
  23
  24     use_numba_tess : BoolProperty(
  25         name="Numba Tessellate",
  26         description="Boost the Tessellation using Numba module. It will be slower during the first execution",
  27         default=True
  28         )
  29
  30     def draw(self, context):
  31
  32         from .utils_pip import Pip
  33         Pip._ensure_user_site_package()
  34         layout = self.layout
  35         layout.prop(self, "print_stats")
  36         import importlib
  37         numba_spec = importlib.util.find_spec('numba')
  38         found = numba_spec is not None
  39         if found:
  40             try:
  41                 import numba
  42                 layout.label(text='Numba module installed correctly!', icon='INFO')
  43                 layout.prop(self, "use_numba_tess")
  44             except:
  45                 found = False
  46         if not found:
  47             layout.label(text='Numba module not installed!', icon='ERROR')
  48             layout.label(text='Installing Numba will make Tissue faster', icon='INFO')
  49             row = layout.row()
  50             row.operator('scene.tissue_install_numba')
  51             layout.label(text='Internet connection required. It may take few minutes', icon='URL')
  52
  53 class tissue_install_numba(bpy.types.Operator):
  54     bl_idname = "scene.tissue_install_numba"
  55     bl_label = "Install Numba"
  56     bl_description = ("Install Numba python module")
  57     bl_options = {'REGISTER'}
  58
  59     def execute(self, context):
  60         try:
  61             from .utils_pip import Pip
  62             #Pip.upgrade_pip()
  63             Pip.uninstall('llvmlite')
  64             Pip.uninstall('numba')
  65             Pip.install('llvmlite')
  66             Pip.install('numba')
  67             from numba import jit, njit, guvectorize, float64, int32, prange
  68             bool_numba = True
  69             print('Tissue: Numba successfully installed!')
  70             self.report({'INFO'}, 'Tissue: Numba successfully installed!')
  71         except:
  72             print('Tissue: Numba not loaded correctly. Try restarting Blender')
  73         return {'FINISHED'}