SWBF-msh-Blender-IO/addons/io_scene_swbf_msh/msh_material_utilities.py

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2019-11-15 03:28:09 +00:00
""" Utilities for operating on Material objects. """
from typing import Dict, List
from .msh_material import *
from .msh_model import *
_RENDERTYPES_MAPPING = {
"NORMAL_BF2": Rendertype.NORMAL,
"SCROLLING_BF2": Rendertype.SCROLLING,
"ENVMAPPED_BF2": Rendertype.ENVMAPPED,
"ANIMATED_BF2": Rendertype.ANIMATED,
"REFRACTION_BF2": Rendertype.REFRACTION,
"BLINK_BF2": Rendertype.BLINK,
"NORMALMAPPED_TILED_BF2": Rendertype.NORMALMAPPED_TILED,
"NORMALMAPPED_ENVMAPPED_BF2": Rendertype.NORMALMAPPED_ENVMAPPED,
"NORMALMAPPED_BF2": Rendertype.NORMALMAPPED,
"NORMALMAPPED_TILED_ENVMAPPED_BF2": Rendertype.NORMALMAPPED_TILED_ENVMAP}
_REVERSE_RENDERTYPES_MAPPING = {val: key for (key, val) in _RENDERTYPES_MAPPING.items()}
2019-11-15 03:28:09 +00:00
def remove_unused_materials(materials: Dict[str, Material],
models: List[Model]) -> Dict[str, Material]:
""" Given a dictionary of materials and a list of models
returns a dictionary containing only the materials that are used. """
filtered_materials: Dict[str, Material] = {}
for model in models:
if model.geometry is None:
continue
for segment in model.geometry:
if not segment.material_name:
continue
filtered_materials[segment.material_name] = materials[segment.material_name]
return filtered_materials