222 lines
8.4 KiB
Python
Executable file
222 lines
8.4 KiB
Python
Executable file
import bpy
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import os
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from bpy.types import NodeTree, Node, NodeSocket
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from bpy.props import *
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import arm.write_probes as write_probes
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import arm.assets as assets
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import arm.utils
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import arm.node_utils as node_utils
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import arm.log as log
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import arm.make_state as state
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def build():
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worlds = []
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for scene in bpy.data.scenes:
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if scene.arm_export and scene.world != None and scene.world not in worlds:
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worlds.append(scene.world)
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build_node_tree(scene.world)
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def build_node_tree(world):
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wname = arm.utils.safestr(world.name)
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wrd = bpy.data.worlds['Arm']
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wrd.world_defs = ''
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rpdat = arm.utils.get_rp()
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# Traverse world node tree
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parsed = False
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if world.node_tree != None:
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output_node = node_utils.get_node_by_type(world.node_tree, 'OUTPUT_WORLD')
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if output_node != None:
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parse_world_output(world, output_node)
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parsed = True
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if parsed == False:
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solid_mat = rpdat.arm_material_model == 'Solid'
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if rpdat.arm_irradiance and not solid_mat:
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wrd.world_defs += '_Irr'
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c = world.color if bpy.app.version >= (2, 80, 1) else world.horizon_color
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world.arm_envtex_color = [c[0], c[1], c[2], 1.0]
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world.arm_envtex_strength = 1.0
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# Clear to color if no texture or sky is provided
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if '_EnvSky' not in wrd.world_defs and '_EnvTex' not in wrd.world_defs:
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if '_EnvImg' not in wrd.world_defs:
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wrd.world_defs += '_EnvCol'
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# Irradiance json file name
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world.arm_envtex_name = wname
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world.arm_envtex_irr_name = wname
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write_probes.write_color_irradiance(wname, world.arm_envtex_color)
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# film_transparent
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if bpy.context.scene != None and bpy.context.scene.cycles != None and bpy.context.scene.cycles.film_transparent:
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wrd.world_defs += '_EnvTransp'
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wrd.world_defs += '_EnvCol'
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# Clouds enabled
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if rpdat.arm_clouds:
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wrd.world_defs += '_EnvClouds'
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if '_EnvSky' in wrd.world_defs or '_EnvTex' in wrd.world_defs or '_EnvImg' in wrd.world_defs or '_EnvClouds' in wrd.world_defs:
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wrd.world_defs += '_EnvStr'
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def parse_world_output(world, node):
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if node.inputs[0].is_linked:
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surface_node = node_utils.find_node_by_link(world.node_tree, node, node.inputs[0])
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parse_surface(world, surface_node)
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def parse_surface(world, node):
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wrd = bpy.data.worlds['Arm']
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rpdat = arm.utils.get_rp()
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solid_mat = rpdat.arm_material_model == 'Solid'
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# Extract environment strength
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if node.type == 'BACKGROUND':
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# Append irradiance define
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if rpdat.arm_irradiance and not solid_mat:
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wrd.world_defs += '_Irr'
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world.arm_envtex_color = node.inputs[0].default_value
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world.arm_envtex_strength = node.inputs[1].default_value
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# Strength
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if node.inputs[0].is_linked:
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color_node = node_utils.find_node_by_link(world.node_tree, node, node.inputs[0])
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parse_color(world, color_node)
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def parse_color(world, node):
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wrd = bpy.data.worlds['Arm']
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rpdat = arm.utils.get_rp()
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mobile_mat = rpdat.arm_material_model == 'Mobile' or rpdat.arm_material_model == 'Solid'
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# Env map included
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if node.type == 'TEX_ENVIRONMENT' and node.image != None:
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image = node.image
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filepath = image.filepath
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if image.packed_file == None and not os.path.isfile(arm.utils.asset_path(filepath)):
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log.warn(world.name + ' - unable to open ' + image.filepath)
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return
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# Reference image name
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tex_file = arm.utils.extract_filename(image.filepath)
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base = tex_file.rsplit('.', 1)
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ext = base[1].lower()
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if ext == 'hdr':
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target_format = 'HDR'
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else:
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target_format = 'JPEG'
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do_convert = ext != 'hdr' and ext != 'jpg'
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if do_convert:
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if ext == 'exr':
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tex_file = base[0] + '.hdr'
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target_format = 'HDR'
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else:
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tex_file = base[0] + '.jpg'
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target_format = 'JPEG'
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if image.packed_file != None:
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# Extract packed data
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unpack_path = arm.utils.get_fp_build() + '/compiled/Assets/unpacked'
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if not os.path.exists(unpack_path):
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os.makedirs(unpack_path)
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unpack_filepath = unpack_path + '/' + tex_file
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filepath = unpack_filepath
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if do_convert:
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if not os.path.isfile(unpack_filepath):
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arm.utils.unpack_image(image, unpack_filepath, file_format=target_format)
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elif os.path.isfile(unpack_filepath) == False or os.path.getsize(unpack_filepath) != image.packed_file.size:
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with open(unpack_filepath, 'wb') as f:
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f.write(image.packed_file.data)
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assets.add(unpack_filepath)
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else:
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if do_convert:
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unpack_path = arm.utils.get_fp_build() + '/compiled/Assets/unpacked'
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if not os.path.exists(unpack_path):
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os.makedirs(unpack_path)
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converted_path = unpack_path + '/' + tex_file
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filepath = converted_path
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# TODO: delete cache when file changes
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if not os.path.isfile(converted_path):
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arm.utils.convert_image(image, converted_path, file_format=target_format)
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assets.add(converted_path)
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else:
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# Link image path to assets
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assets.add(arm.utils.asset_path(image.filepath))
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# Generate prefiltered envmaps
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world.arm_envtex_name = tex_file
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world.arm_envtex_irr_name = tex_file.rsplit('.', 1)[0]
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disable_hdr = target_format == 'JPEG'
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mip_count = world.arm_envtex_num_mips
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mip_count = write_probes.write_probes(filepath, disable_hdr, mip_count, arm_radiance=rpdat.arm_radiance)
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world.arm_envtex_num_mips = mip_count
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# Append envtex define
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wrd.world_defs += '_EnvTex'
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# Append LDR define
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if disable_hdr:
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wrd.world_defs += '_EnvLDR'
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# Append radiance define
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if rpdat.arm_irradiance and rpdat.arm_radiance and not mobile_mat:
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wrd.world_defs += '_Rad'
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# Static image background
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elif node.type == 'TEX_IMAGE':
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image = node.image
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filepath = image.filepath
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if image.packed_file != None:
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# Extract packed data
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filepath = arm.utils.build_dir() + '/compiled/Assets/unpacked'
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unpack_path = arm.utils.get_fp() + filepath
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if not os.path.exists(unpack_path):
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os.makedirs(unpack_path)
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unpack_filepath = unpack_path + '/' + image.name
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if os.path.isfile(unpack_filepath) == False or os.path.getsize(unpack_filepath) != image.packed_file.size:
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with open(unpack_filepath, 'wb') as f:
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f.write(image.packed_file.data)
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assets.add(unpack_filepath)
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else:
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# Link image path to assets
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assets.add(arm.utils.asset_path(image.filepath))
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# Reference image name
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tex_file = arm.utils.extract_filename(image.filepath)
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world.arm_envtex_name = tex_file
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# Append sky define
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elif node.type == 'TEX_SKY':
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# Match to cycles
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world.arm_envtex_strength *= 0.1
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wrd.world_defs += '_EnvSky'
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assets.add_khafile_def('arm_hosek')
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world.arm_envtex_sun_direction = [node.sun_direction[0], node.sun_direction[1], node.sun_direction[2]]
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world.arm_envtex_turbidity = node.turbidity
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world.arm_envtex_ground_albedo = node.ground_albedo
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# Irradiance json file name
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wname = arm.utils.safestr(world.name)
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world.arm_envtex_irr_name = wname
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write_probes.write_sky_irradiance(wname)
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# Radiance
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if rpdat.arm_radiance_sky and rpdat.arm_radiance and rpdat.arm_irradiance and not mobile_mat:
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wrd.world_defs += '_Rad'
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hosek_path = 'armory/Assets/hosek/'
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sdk_path = arm.utils.get_sdk_path()
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# Use fake maps for now
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assets.add(sdk_path + '/' + hosek_path + 'hosek_radiance.hdr')
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for i in range(0, 8):
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assets.add(sdk_path + '/' + hosek_path + 'hosek_radiance_' + str(i) + '.hdr')
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world.arm_envtex_name = 'hosek'
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world.arm_envtex_num_mips = 8
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