forked from LeenkxTeam/LNXSDK
		
	
		
			
				
	
	
		
			217 lines
		
	
	
		
			9.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			217 lines
		
	
	
		
			9.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""
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This module contains a list of all material nodes that Leenkx supports
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(excluding output nodes), as well as Leenkx-related metadata.
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"""
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from enum import IntEnum, unique
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from dataclasses import dataclass
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from typing import Any, Callable, Optional
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import bpy
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import lnx.material.lnx_nodes.shader_data_node as shader_data_node
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import lnx.material.cycles_nodes.nodes_color as nodes_color
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import lnx.material.cycles_nodes.nodes_converter as nodes_converter
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import lnx.material.cycles_nodes.nodes_input as nodes_input
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import lnx.material.cycles_nodes.nodes_shader as nodes_shader
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import lnx.material.cycles_nodes.nodes_texture as nodes_texture
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import lnx.material.cycles_nodes.nodes_vector as nodes_vector
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import lnx.material.parser_state
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if lnx.is_reload(__name__):
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    shader_data_node = lnx.reload_module(shader_data_node)
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    nodes_color = lnx.reload_module(nodes_color)
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    nodes_converter = lnx.reload_module(nodes_converter)
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    nodes_input = lnx.reload_module(nodes_input)
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    nodes_shader = lnx.reload_module(nodes_shader)
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    nodes_texture = lnx.reload_module(nodes_texture)
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    nodes_vector = lnx.reload_module(nodes_vector)
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    lnx.material.parser_state = lnx.reload_module(lnx.material.parser_state)
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else:
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    lnx.enable_reload(__name__)
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@unique
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class ComputeDXDYVariant(IntEnum):
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    ALWAYS = 0
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    """Always compute dx/dy variants of the corresponding node.
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    Use this for input nodes that represent leafs of the node graph
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    if some of their output values vary between fragments.
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    """
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    NEVER = 1
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    """Never compute dx/dy variants of the corresponding node.
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    Use this for nodes whose output values do not change with respect
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    to fragment positions.
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    """
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    DYNAMIC = 2
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    """Compute dx/dy variants if any input socket of the corresponding node
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    is connected to a node that requires dx/dy variants.
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    """
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@dataclass
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class MaterialNodeMeta:
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    # Use Any here due to contravariance
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    parse_func: Callable[[Any, bpy.types.NodeSocket, lnx.material.parser_state.ParserState], Optional[str]]
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    """The function used to parse this node and to translate it to GLSL output code."""
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    compute_dxdy_variants: ComputeDXDYVariant = ComputeDXDYVariant.DYNAMIC
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    """Specifies when this node should compute dx/dy variants
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    if the ParserState is in the dx/dy offset pass.
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    """
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ALL_NODES: dict[str, MaterialNodeMeta] = {
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    # --- nodes_color
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    'BRIGHTCONTRAST': MaterialNodeMeta(parse_func=nodes_color.parse_brightcontrast),
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    'CURVE_RGB': MaterialNodeMeta(parse_func=nodes_color.parse_curvergb),
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    'GAMMA': MaterialNodeMeta(parse_func=nodes_color.parse_gamma),
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    'HUE_SAT': MaterialNodeMeta(parse_func=nodes_color.parse_huesat),
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    'INVERT': MaterialNodeMeta(parse_func=nodes_color.parse_invert),
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    'LIGHT_FALLOFF': MaterialNodeMeta(parse_func=nodes_color.parse_lightfalloff),
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    'MIX': MaterialNodeMeta(parse_func=nodes_color.parse_mix),
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    # --- nodes_converter
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    'BLACKBODY': MaterialNodeMeta(parse_func=nodes_converter.parse_blackbody),
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    'CLAMP': MaterialNodeMeta(parse_func=nodes_converter.parse_clamp),
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    'COMBHSV': MaterialNodeMeta(parse_func=nodes_converter.parse_combhsv),
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    'COMBRGB': MaterialNodeMeta(parse_func=nodes_converter.parse_combrgb),
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    'COMBXYZ': MaterialNodeMeta(parse_func=nodes_converter.parse_combxyz),
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    'MAP_RANGE': MaterialNodeMeta(parse_func=nodes_converter.parse_maprange),
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    'MATH': MaterialNodeMeta(parse_func=nodes_converter.parse_math),
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    'RGBTOBW': MaterialNodeMeta(parse_func=nodes_converter.parse_rgbtobw),
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    'SEPHSV': MaterialNodeMeta(parse_func=nodes_converter.parse_sephsv),
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    'SEPRGB': MaterialNodeMeta(parse_func=nodes_converter.parse_seprgb),
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    'SEPXYZ': MaterialNodeMeta(parse_func=nodes_converter.parse_sepxyz),
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    'VALTORGB': MaterialNodeMeta(parse_func=nodes_converter.parse_valtorgb),  # ColorRamp
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    'VECT_MATH': MaterialNodeMeta(parse_func=nodes_converter.parse_vectormath),
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    'WAVELENGTH': MaterialNodeMeta(parse_func=nodes_converter.parse_wavelength),
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    # --- nodes_input
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    'ATTRIBUTE': MaterialNodeMeta(
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        parse_func=nodes_input.parse_attribute,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'CAMERA': MaterialNodeMeta(
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        parse_func=nodes_input.parse_camera,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'FRESNEL': MaterialNodeMeta(
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        parse_func=nodes_input.parse_fresnel,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'HAIR_INFO': MaterialNodeMeta(parse_func=nodes_input.parse_hairinfo),
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    'LAYER_WEIGHT': MaterialNodeMeta(
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        parse_func=nodes_input.parse_layerweight,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'LIGHT_PATH': MaterialNodeMeta(
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        parse_func=nodes_input.parse_lightpath,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'NEW_GEOMETRY': MaterialNodeMeta(
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        parse_func=nodes_input.parse_geometry,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'OBJECT_INFO': MaterialNodeMeta(
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        parse_func=nodes_input.parse_objectinfo,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'PARTICLE_INFO': MaterialNodeMeta(
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        parse_func=nodes_input.parse_particleinfo,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'RGB': MaterialNodeMeta(
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        parse_func=nodes_input.parse_rgb,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'TANGENT': MaterialNodeMeta(
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        parse_func=nodes_input.parse_tangent,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'TEX_COORD': MaterialNodeMeta(
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        parse_func=nodes_input.parse_texcoord,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'UVMAP': MaterialNodeMeta(
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        parse_func=nodes_input.parse_uvmap,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    ),
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    'VALUE': MaterialNodeMeta(
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        parse_func=nodes_input.parse_value,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'VERTEX_COLOR': MaterialNodeMeta(parse_func=nodes_input.parse_vertex_color),
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    'WIREFRAME': MaterialNodeMeta(
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        parse_func=nodes_input.parse_wireframe,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    # --- nodes_shader
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    'ADD_SHADER': MaterialNodeMeta(parse_func=nodes_shader.parse_addshader),
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    'AMBIENT_OCCLUSION': MaterialNodeMeta(parse_func=nodes_shader.parse_ambientocclusion),
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    'BSDF_ANISOTROPIC': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfanisotropic),
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    'BSDF_DIFFUSE': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfdiffuse),
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    'DIFFUSE_BSDF': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfdiffuse),
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    'BSDF_GLASS': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfglass),
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    'BSDF_PRINCIPLED': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfprincipled),
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    'BSDF_TRANSLUCENT': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdftranslucent),
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    'BSDF_TRANSPARENT': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdftransparent),
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    'BSDF_REFRACTION': MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfrefraction),
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    'EMISSION': MaterialNodeMeta(parse_func=nodes_shader.parse_emission),
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    'HOLDOUT': MaterialNodeMeta(
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        parse_func=nodes_shader.parse_holdout,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'MIX_SHADER': MaterialNodeMeta(parse_func=nodes_shader.parse_mixshader),
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    'SUBSURFACE_SCATTERING': MaterialNodeMeta(parse_func=nodes_shader.parse_subsurfacescattering),
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    # --- nodes_texture
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    'TEX_BRICK': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_brick),
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    'TEX_CHECKER': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_checker),
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    'TEX_ENVIRONMENT': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_environment),
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    'TEX_GRADIENT': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_gradient),
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    'TEX_IMAGE': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_image),
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    'TEX_MAGIC': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_magic),
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    'TEX_NOISE': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_noise),
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    'TEX_POINTDENSITY': MaterialNodeMeta(
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        parse_func=nodes_texture.parse_tex_pointdensity,
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        compute_dxdy_variants=ComputeDXDYVariant.NEVER
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    ),
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    'TEX_SKY': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_sky),
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    'TEX_VORONOI': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_voronoi),
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    'TEX_WAVE': MaterialNodeMeta(parse_func=nodes_texture.parse_tex_wave),
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    # --- nodes_vector
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    'BUMP': MaterialNodeMeta(parse_func=nodes_vector.parse_bump),
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    'CURVE_VEC': MaterialNodeMeta(parse_func=nodes_vector.parse_curvevec),
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    'DISPLACEMENT': MaterialNodeMeta(parse_func=nodes_vector.parse_displacement),
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    'MAPPING': MaterialNodeMeta(parse_func=nodes_vector.parse_mapping),
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    'NORMAL': MaterialNodeMeta(parse_func=nodes_vector.parse_normal),
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    'NORMAL_MAP': MaterialNodeMeta(parse_func=nodes_vector.parse_normalmap),
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    'VECTOR_ROTATE': MaterialNodeMeta(parse_func=nodes_vector.parse_vectorrotate),
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    'VECT_TRANSFORM': MaterialNodeMeta(parse_func=nodes_vector.parse_vectortransform),
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    # --- lnx_nodes
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    'LnxShaderDataNode': MaterialNodeMeta(
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        parse_func=shader_data_node.ShaderDataNode.parse,
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        compute_dxdy_variants=ComputeDXDYVariant.ALWAYS
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    )
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}
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if bpy.app.version > (3, 2, 0):
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    ALL_NODES['SEPARATE_COLOR'] = MaterialNodeMeta(parse_func=nodes_converter.parse_separate_color)
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    ALL_NODES['COMBINE_COLOR'] = MaterialNodeMeta(parse_func=nodes_converter.parse_combine_color)
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if bpy.app.version < (4, 1, 0):
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    ALL_NODES['BSDF_VELVET'] = MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfvelvet)
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    ALL_NODES['TEX_MUSGRAVE'] = MaterialNodeMeta(parse_func=nodes_texture.parse_tex_musgrave)
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if bpy.app.version >= (4, 0, 0):
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    ALL_NODES['BSDF_SHEEN'] = MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfsheen)
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ALL_NODES['BSDF_GLOSSY'] = MaterialNodeMeta(parse_func=nodes_shader.parse_bsdfglossy)
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def get_node_meta(node: bpy.types.Node) -> MaterialNodeMeta:
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    type_identifier = node.type if node.type != 'CUSTOM' else node.bl_idname
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    return ALL_NODES[type_identifier]
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