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io_scene_3ds: Update for Principled BSDF specularity #104917

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Sebastian Sille merged 87 commits from :main into main 2023-09-26 19:41:09 +02:00
Conversation 0 Commits 87 Files Changed 3 +44 -38
2 changed files with 44 additions and 38 deletions
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10
io_scene_3ds/export_3ds.py
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@ -37,6 +37,8 @@ USE_SOLIDBGND = 0x1201 # The background color flag
VGRADIENT = 0x1300 # The background gradient colors
USE_VGRADIENT = 0x1301 # The background gradient flag
AMBIENTLIGHT = 0x2100 # The color of the ambient light
LAYER_FOG = 0x2302 # The fog atmosphere settings
USE_LAYER_FOG = 0x2303 # The fog atmosphere flag
MATERIAL = 45055 # 0xAFFF // This stored the texture info
OBJECT = 16384 # 0x4000 // This stores the faces, vertices, etc...
@ -1567,17 +1569,17 @@ def save(operator, context, filepath="", scale_factor=1.0, apply_unit=False, use
background_color = _3ds_chunk(RGB)
background_chunk = _3ds_chunk(SOLIDBACKGND)
background_flag = _3ds_chunk(USE_SOLIDBGND)
bgcol, bgtex, nworld = 'BACKGROUND', 'TEX_IMAGE', 'OUTPUT_WORLD'
bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.to_node.type == nworld), world.color)
bg_image = next((lk.from_node.image.name for lk in ntree if lk.from_node.type == bgtex and lk.to_node.type in {bgcol, nworld}), False)
amcol, bgcol, bgtex, nworld = 'EMISSION', 'BACKGROUND', 'TEX_ENVIRONMENT', 'OUTPUT_WORLD'
bg_color = next((lk.from_node.inputs[0].default_value[:3] for lk in ntree if lk.to_node.type == bgcol), world.color)
bg_image = next((lk.from_node.image.name for lk in ntree if lk.from_node.type == bgtex and lk.to_node.type in {amcol, bgcol}), False)
background_color.add_variable("color", _3ds_float_color(bg_color))
background_chunk.add_subchunk(background_color)
object_info.add_subchunk(background_chunk)
if bg_image:
background_image = _3ds_chunk(BITMAP)
background_flag = _3ds_chunk(USE_BITMAP)
background_image.add_variable("image", _3ds_string(sane_name(bg_image)))
object_info.add_subchunk(background_image)
object_info.add_subchunk(background_chunk)
object_info.add_subchunk(background_flag)
if write_keyframe and world.animation_data:
kfdata.add_subchunk(make_ambient_node(world))

54
io_scene_3ds/import_3ds.py
View File

@ -44,6 +44,8 @@ USE_SOLIDBGND = 0x1201 # The background color flag
VGRADIENT = 0x1300 # The background gradient colors
USE_VGRADIENT = 0x1301 # The background gradient flag
AMBIENTLIGHT = 0x2100 # The color of the ambient light
LAYER_FOG = 0x2302 # The fog atmosphere settings
USE_LAYER_FOG = 0x2303 # The fog atmosphere flag
MATERIAL = 0xAFFF # This stored the texture info
OBJECT = 0x4000 # This stores the faces, vertices, etc...
@ -335,6 +337,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
FILTER, IMAGE_SEARCH, WORLD_MATRIX, KEYFRAME, CONVERSE, MEASURE):
contextObName = None
contextWorld = None
contextLamp = None
contextCamera = None
contextMaterial = None
@ -680,50 +683,50 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
elif CreateWorld and new_chunk.ID == AMBIENTLIGHT:
path, filename = os.path.split(file.name)
realname, ext = os.path.splitext(filename)
world = bpy.data.worlds.new("Ambient: " + realname)
context.scene.world = world
contextWorld = bpy.data.worlds.new("Ambient: " + realname)
context.scene.world = contextWorld
read_chunk(file, temp_chunk)
if temp_chunk.ID == COLOR_F:
context.scene.world.color[:] = read_float_array(temp_chunk)
contextWorld.color[:] = read_float_array(temp_chunk)
elif temp_chunk.ID == LIN_COLOR_F:
context.scene.world.color[:] = read_float_array(temp_chunk)
contextWorld.color[:] = read_float_array(temp_chunk)
else:
skip_to_end(file, temp_chunk)
new_chunk.bytes_read += temp_chunk.bytes_read
# If background chunk
elif CreateWorld and new_chunk.ID == SOLIDBACKGND:
if context.scene.world is None:
if contextWorld is None:
path, filename = os.path.split(file.name)
realname, ext = os.path.splitext(filename)
world = bpy.data.worlds.new("Background: " + realname)
context.scene.world = world
world = context.scene.world
world.use_nodes = True
contextWorld = bpy.data.worlds.new("Background: " + realname)
context.scene.world = contextWorld
else:
contextWorld.use_nodes = True
read_chunk(file, temp_chunk)
if temp_chunk.ID == RGB:
world.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
elif temp_chunk.ID == RGBF:
world.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
contextWorld.node_tree.nodes['Background'].inputs[0].default_value[:3] = read_float_array(temp_chunk)
else: skip_to_end(file, temp_chunk)
new_chunk.bytes_read += temp_chunk.bytes_read
# If bitmap chunk
elif CreateWorld and new_chunk.ID == BITMAP:
bitmap_name, read_str_len = read_string(file)
bitmap = load_image(bitmap_name, dirname, place_holder=False, recursive=image_search, check_existing=True)
if context.scene.world is None:
if contextWorld is None:
path, filename = os.path.split(file.name)
realname, ext = os.path.splitext(filename)
world = bpy.data.worlds.new("Bitmap: " + realname)
context.scene.world = world
world = context.scene.world
world.use_nodes = True
links = world.node_tree.links
nodes = world.node_tree.nodes
bitmapnode = nodes.new(type='ShaderNodeTexImage')
contextWorld = bpy.data.worlds.new("Bitmap: " + realname)
context.scene.world = contextWorld
else:
contextWorld.use_nodes = True
links = contextWorld.node_tree.links
nodes = contextWorld.node_tree.nodes
bitmapnode = nodes.new(type='ShaderNodeTexEnvironment')
bitmapnode.label = bitmap_name
bitmapnode.location = (-300, 300)
bitmapnode.image = load_image(bitmap_name, dirname, place_holder=False, recursive=image_search, check_existing=True)
links.new(bitmapnode.outputs['Color'], nodes['Background'].inputs[0])
new_chunk.bytes_read += read_str_len
@ -1091,8 +1094,9 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
mixshade = nodes.new(type='ShaderNodeMixShader')
ambinode = nodes.new(type='ShaderNodeEmission')
ambinode.inputs[0].default_value[:3] = child.color
worldout.location = (600, 250)
mixshade.location = (300, 250)
ambinode.location = (10, 150)
worldout.location = (600, 200)
mixshade.location = (300, 300)
links.new(mixshade.outputs[0], worldout.inputs['Surface'])
links.new(nodes['Background'].outputs[0], mixshade.inputs[1])
links.new(ambinode.outputs[0], mixshade.inputs[2])
@ -1141,12 +1145,12 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
keyframe_data = {}
default_data = child.color[:]
child.color = read_track_data(new_chunk)[0]
child.node_tree.nodes['Background'].inputs[0].default_value[:3] = child.color
ambinode.inputs[0].default_value[:3] = child.color
for keydata in keyframe_data.items():
child.color = keydata[1]
child.keyframe_insert(data_path="color", frame=keydata[0])
child.node_tree.nodes['Background'].inputs[0].default_value[:3] = keydata[1]
child.node_tree.keyframe_insert(data_path="nodes[\"Background\"].inputs[0].default_value", frame=keydata[0])
ambinode.inputs[0].default_value[:3] = keydata[1]
nodetree.keyframe_insert(data_path="nodes[\"Emission\"].inputs[0].default_value", frame=keydata[0])
contextTrack_flag = False
elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and tracking == 'LIGHT': # Color