118 lines
3.7 KiB
Python
118 lines
3.7 KiB
Python
""" Gathers the Blender materials and returns them as a dictionary of
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strings and Material objects. """
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import bpy
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from typing import Dict
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from .msh_material import *
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from .msh_material_utilities import _RENDERTYPES_MAPPING
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def gather_materials() -> Dict[str, Material]:
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""" Gathers the Blender materials and returns them as
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a dictionary of strings and Material objects. """
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materials: Dict[str, Material] = {}
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for blender_material in bpy.data.materials:
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materials[blender_material.name] = read_material(blender_material)
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return materials
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def read_material(blender_material: bpy.types.Material) -> Material:
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""" Reads a the swbf_msh properties from a Blender material and
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returns a Material object. """
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result = Material()
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if blender_material.swbf_msh is None:
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return result
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props = blender_material.swbf_msh
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result.specular_color = props.specular_color.copy()
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result.rendertype = _read_material_props_rendertype(props)
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result.flags = _read_material_props_flags(props)
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result.data = _read_material_props_data(props)
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if "UNSUPPORTED" not in props.rendertype:
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result.texture0 = props.diffuse_map
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result.texture1 = _read_normal_map_or_distortion_map_texture(props)
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result.texture2 = _read_detail_texture(props)
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result.texture3 = _read_envmap_texture(props)
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else:
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result.texture0 = props.texture_0
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result.texture1 = props.texture_1
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result.texture2 = props.texture_2
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result.texture3 = props.texture_3
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return result
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def _read_material_props_rendertype(props) -> Rendertype:
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if "UNSUPPORTED" in props.rendertype:
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return Rendertype(props.rendertype_value)
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else:
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return _RENDERTYPES_MAPPING[props.rendertype]
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def _read_material_props_flags(props) -> MaterialFlags:
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if "REFRACTION" in props.rendertype:
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return MaterialFlags.BLENDED_TRANSPARENCY
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flags = MaterialFlags.NONE
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if props.blended_transparency:
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flags |= MaterialFlags.BLENDED_TRANSPARENCY
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if props.additive_transparency:
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flags |= MaterialFlags.ADDITIVE_TRANSPARENCY
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if props.hardedged_transparency:
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flags |= MaterialFlags.HARDEDGED_TRANSPARENCY
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if props.unlit:
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flags |= MaterialFlags.UNLIT
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if props.glow:
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flags |= MaterialFlags.GLOW
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if props.perpixel:
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flags |= MaterialFlags.PERPIXEL
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if props.specular:
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flags |= MaterialFlags.SPECULAR
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if props.doublesided:
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flags |= MaterialFlags.DOUBLESIDED
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return flags
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def _read_material_props_data(props) -> Tuple[int, int]:
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if "UNSUPPORTED" in props.rendertype:
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return (props.data_value_0, props.data_value_1)
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if "SCROLLING" in props.rendertype:
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return (props.scroll_speed_u, props.scroll_speed_v)
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if "BLINK" in props.rendertype:
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return (props.blink_min_brightness, props.blink_speed)
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if "NORMALMAPPED_TILED" in props.rendertype:
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return (props.normal_map_tiling_u, props.normal_map_tiling_v)
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if "REFRACTION" in props.rendertype:
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return (0, 0)
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if "ANIMATED" in props.rendertype:
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return (int(str(props.animation_length).split("_")[1]), props.animation_speed)
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return (props.detail_map_tiling_u, props.detail_map_tiling_v)
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def _read_normal_map_or_distortion_map_texture(props) -> str:
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if "REFRACTION" in props.rendertype:
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return props.distortion_map
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if "NORMALMAPPED" in props.rendertype:
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return props.normal_map
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return ""
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def _read_detail_texture(props) -> str:
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if "REFRACTION" in props.rendertype:
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return ""
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return props.detail_map
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def _read_envmap_texture(props) -> str:
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if "ENVMAPPED" not in props.rendertype:
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return ""
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return props.environment_map
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