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io_scene_3ds: Advanced world bitmap and color keyframe import and export #104804

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Sebastian Sille merged 56 commits from :main into main 2023-07-30 23:04:07 +02:00
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1 changed files with 56 additions and 5 deletions
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io_scene_3ds/import_3ds.py
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@ -676,7 +676,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
if version > 3: if version > 3:
print("\tNon-Fatal Error: Version greater than 3, may not load correctly: ", version) print("\tNon-Fatal Error: Version greater than 3, may not load correctly: ", version)
# is it an ambient light chunk? # If ambient light chunk
elif CreateWorld and new_chunk.ID == AMBIENTLIGHT: elif CreateWorld and new_chunk.ID == AMBIENTLIGHT:
path, filename = os.path.split(file.name) path, filename = os.path.split(file.name)
realname, ext = os.path.splitext(filename) realname, ext = os.path.splitext(filename)
@ -691,6 +691,42 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
skip_to_end(file, temp_chunk) skip_to_end(file, temp_chunk)
new_chunk.bytes_read += temp_chunk.bytes_read new_chunk.bytes_read += temp_chunk.bytes_read
# If background chunk
elif CreateWorld and new_chunk.ID == SOLIDBACKGND:
if context.scene.world 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
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)
elif temp_chunk.ID == RGBF:
world.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:
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')
bitmapnode.label = bitmap_name
bitmapnode.location = (-300, 300)
links.new(bitmapnode.outputs['Color'], nodes['Background'].inputs[0])
new_chunk.bytes_read += read_str_len
# is it an object info chunk? # is it an object info chunk?
elif new_chunk.ID == OBJECTINFO: elif new_chunk.ID == OBJECTINFO:
process_next_chunk(context, file, new_chunk, imported_objects, CONSTRAIN, process_next_chunk(context, file, new_chunk, imported_objects, CONSTRAIN,
@ -1045,10 +1081,23 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
hierarchy = read_short(new_chunk) hierarchy = read_short(new_chunk)
child = object_dictionary.get(object_name) child = object_dictionary.get(object_name)
if child is None: if child is None:
if CreateWorld and object_name == '$AMBIENT$': if CreateWorld and tracking == 'AMBIENT':
child = context.scene.world child = context.scene.world
child.use_nodes = True child.use_nodes = True
elif CreateEmpty and object_name == '$$$DUMMY': nodetree = child.node_tree
links = nodetree.links
nodes = nodetree.nodes
worldout = nodes['World Output']
mixshade = nodes.new(type='ShaderNodeMixShader')
ambinode = nodes.new(type='ShaderNodeEmission')
ambinode.inputs[0].default_value[:3] = child.color
worldout.location = (600, 250)
mixshade.location = (300, 250)
links.new(mixshade.outputs[0], worldout.inputs['Surface'])
links.new(nodes['Background'].outputs[0], mixshade.inputs[1])
links.new(ambinode.outputs[0], mixshade.inputs[2])
ambinode.label = object_name if object_name != '$AMBIENT$' else "Ambient"
elif CreateEmpty and tracking == 'OBJECT' and object_name == '$$$DUMMY':
child = bpy.data.objects.new(object_name, None) # Create an empty object child = bpy.data.objects.new(object_name, None) # Create an empty object
context.view_layer.active_layer_collection.collection.objects.link(child) context.view_layer.active_layer_collection.collection.objects.link(child)
imported_objects.append(child) imported_objects.append(child)
@ -1083,8 +1132,9 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
pivot_list[len(pivot_list) - 1] = mathutils.Vector(pivot) pivot_list[len(pivot_list) - 1] = mathutils.Vector(pivot)
elif new_chunk.ID == MORPH_SMOOTH and tracking == 'OBJECT': # Smooth angle elif new_chunk.ID == MORPH_SMOOTH and tracking == 'OBJECT': # Smooth angle
child.data.use_auto_smooth = True
smooth_angle = read_float(new_chunk) smooth_angle = read_float(new_chunk)
if child.data is not None: # Check if child is a dummy
child.data.use_auto_smooth = True
child.data.auto_smooth_angle = smooth_angle child.data.auto_smooth_angle = smooth_angle
elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and tracking == 'AMBIENT': # Ambient elif KEYFRAME and new_chunk.ID == COL_TRACK_TAG and tracking == 'AMBIENT': # Ambient
@ -1292,6 +1342,7 @@ def process_next_chunk(context, file, previous_chunk, imported_objects, CONSTRAI
#pivot_list[ind] += pivot_list[parent] # Not sure this is correct, should parent space matrix be applied before combining? #pivot_list[ind] += pivot_list[parent] # Not sure this is correct, should parent space matrix be applied before combining?
# if parent name # if parent name
parent_dictionary.pop(None, ...)
for par, objs in parent_dictionary.items(): for par, objs in parent_dictionary.items():
parent = object_dictionary.get(par) parent = object_dictionary.get(par)
for ob in objs: for ob in objs: