Files
Bioxel/bioxelnodes/bioxelutils/common.py

245 lines
6.9 KiB
Python

from ast import literal_eval
from pathlib import Path
import bpy
from ..constants import NODE_LIB_FILEPATH, VERSION
from ..utils import get_cache_dir
def move_node_to_node(node, target_node, offset=(0, 0)):
node.location.x = target_node.location.x + offset[0]
node.location.y = target_node.location.y + offset[1]
def move_node_between_nodes(node, target_nodes, offset=(0, 0)):
xs = []
ys = []
for target_node in target_nodes:
xs.append(target_node.location.x)
ys.append(target_node.location.y)
node.location.x = sum(xs) / len(xs) + offset[0]
node.location.y = sum(ys) / len(ys) + offset[1]
def get_node_type(node):
node_type = type(node).__name__
if node_type == "GeometryNodeGroup":
node_type = node.node_tree.name
return node_type
def get_nodes_by_type(node_group, type_name: str):
return [node for node in node_group.nodes if get_node_type(node) == type_name]
def get_container_objs_from_selection():
container_objs = []
for obj in bpy.context.selected_objects:
if get_container_obj(obj):
container_objs.append(obj)
return list(set(container_objs))
def get_container_obj(current_obj):
if current_obj:
if current_obj.get('bioxel_container'):
return current_obj
elif current_obj.get('bioxel_layer'):
parent = current_obj.parent
return parent if parent.get('bioxel_container') else None
return None
def get_layer_prop_value(layer_obj: bpy.types.Object, prop_name: str):
node_group = layer_obj.modifiers[0].node_group
layer_node = get_nodes_by_type(node_group, "BioxelNodes__Layer")[0]
prop = layer_node.inputs.get(prop_name)
if prop is None:
return None
value = prop.default_value
if type(value).__name__ == "bpy_prop_array":
value = tuple(value)
return tuple([int(v) for v in value]) \
if prop in ["shape"] else value
elif type(value).__name__ == "str":
return str(value)
elif type(value).__name__ == "float":
value = float(value)
return round(value, 2) \
if prop in ["bioxel_size"] else value
elif type(value).__name__ == "int":
value = int(value)
return value
else:
return value
def get_layer_name(layer_obj):
return get_layer_prop_value(layer_obj, "name")
def get_layer_kind(layer_obj):
return get_layer_prop_value(layer_obj, "kind")
def get_layer_label(layer_obj):
name = get_layer_name(layer_obj)
# kind = get_layer_kind(layer_obj)
label = f"{name}"
if is_missing_layer(layer_obj):
return "**MISSING**" + label
elif is_temp_layer(layer_obj):
return "* " + label
else:
return label
def is_missing_layer(layer_obj):
cache_filepath = Path(bpy.path.abspath(
layer_obj.data.filepath)).resolve()
return not cache_filepath.is_file()
def is_temp_layer(layer_obj):
cache_filepath = Path(bpy.path.abspath(
layer_obj.data.filepath)).resolve()
cache_dirpath = Path(get_cache_dir())
return cache_dirpath in cache_filepath.parents
def set_layer_prop_value(layer_obj: bpy.types.Object, prop: str, value):
node_group = layer_obj.modifiers[0].node_group
layer_node = get_nodes_by_type(node_group, "BioxelNodes__Layer")[0]
layer_node.inputs[prop].default_value = value
def get_layer_obj(current_obj: bpy.types.Object):
if current_obj:
if current_obj.get('bioxel_layer') and current_obj.parent:
if current_obj.parent.get('bioxel_container'):
return current_obj
return None
def get_container_layer_objs(container_obj: bpy.types.Object):
layer_objs = []
for obj in bpy.data.objects:
if obj.parent == container_obj and get_layer_obj(obj):
layer_objs.append(obj)
return layer_objs
def get_all_layer_objs():
layer_objs = []
for obj in bpy.data.objects:
if get_layer_obj(obj):
layer_objs.append(obj)
return layer_objs
def add_driver(target, target_prop, var_sources, expression):
driver = target.driver_add(target_prop)
is_vector = isinstance(driver, list)
drivers = driver if is_vector else [driver]
for i, driver in enumerate(drivers):
for j, var_source in enumerate(var_sources):
source = var_source['source']
prop = var_source['prop']
var = driver.driver.variables.new()
var.name = f"var{j}"
var.targets[0].id_type = source.id_type
var.targets[0].id = source
var.targets[0].data_path = f'["{prop}"][{i}]'\
if is_vector else f'["{prop}"]'
driver.driver.expression = expression
def add_direct_driver(target, target_prop, source, source_prop):
drivers = [
{
"source": source,
"prop": source_prop
}
]
expression = "var0"
add_driver(target, target_prop, drivers, expression)
def read_file_prop(content: str):
props = {}
for line in content.split("\n"):
line = line.replace(" ", "")
p = line.split("=")[0]
if p != "":
v = line.split("=")[-1]
props[p] = v
return props
def write_file_prop(props: dict):
lines = []
for p, v in props.items():
lines.append(f"{p} = {v}")
return "\n".join(lines)
def set_file_prop(prop, value):
if bpy.data.texts.get("BioxelNodes") is None:
bpy.data.texts.new("BioxelNodes")
props = read_file_prop(bpy.data.texts["BioxelNodes"].as_string())
props[prop] = value
bpy.data.texts["BioxelNodes"].clear()
bpy.data.texts["BioxelNodes"].write(write_file_prop(props))
def get_file_prop(prop):
if bpy.data.texts.get("BioxelNodes") is None:
bpy.data.texts.new("BioxelNodes")
props = read_file_prop(bpy.data.texts["BioxelNodes"].as_string())
return props.get(prop)
def is_incompatible():
if get_file_prop("addon_version") is None:
for node_group in bpy.data.node_groups:
if node_group.name.startswith("BioxelNodes"):
return True
else:
addon_version = literal_eval(get_file_prop("addon_version"))
if addon_version[0] != VERSION[0]\
or addon_version[1] != VERSION[1]:
return True
return False
def local_lib_not_updated():
use_local = False
for node_group in bpy.data.node_groups:
if node_group.name.startswith("BioxelNodes"):
node_group_lib = node_group.library
if node_group_lib:
abs_filepath = bpy.path.abspath(node_group_lib.filepath)
_local_lib_file = Path(abs_filepath).resolve().as_posix()
if _local_lib_file != NODE_LIB_FILEPATH.as_posix():
use_local = True
break
addon_version = literal_eval(get_file_prop("addon_version"))
not_update = addon_version != VERSION
return use_local and not_update