372 lines
15 KiB
Python
372 lines
15 KiB
Python
|
import os
|
||
|
|
from typing import Optional, TextIO
|
||
|
|
|
||
|
|
import bpy
|
||
|
|
|
||
|
|
from lnx.exporter import LeenkxExporter
|
||
|
|
import lnx.log
|
||
|
|
import lnx.node_utils
|
||
|
|
import lnx.utils
|
||
|
|
|
||
|
|
if lnx.is_reload(__name__):
|
||
|
|
lnx.exporter = lnx.reload_module(lnx.exporter)
|
||
|
|
from lnx.exporter import LeenkxExporter
|
||
|
|
lnx.log = lnx.reload_module(lnx.log)
|
||
|
|
lnx.node_utils = lnx.reload_module(lnx.node_utils)
|
||
|
|
lnx.utils = lnx.reload_module(lnx.utils)
|
||
|
|
else:
|
||
|
|
lnx.enable_reload(__name__)
|
||
|
|
|
||
|
|
parsed_nodes = []
|
||
|
|
parsed_ids = dict() # Sharing node data
|
||
|
|
function_nodes = dict()
|
||
|
|
function_node_outputs = dict()
|
||
|
|
group_name = ''
|
||
|
|
|
||
|
|
|
||
|
|
def get_logic_trees() -> list['lnx.nodes_logic.LnxLogicTree']:
|
||
|
|
ar = []
|
||
|
|
for node_group in bpy.data.node_groups:
|
||
|
|
if node_group.bl_idname == 'LnxLogicTreeType':
|
||
|
|
node_group.use_fake_user = True # Keep fake references for now
|
||
|
|
ar.append(node_group)
|
||
|
|
return ar
|
||
|
|
|
||
|
|
|
||
|
|
# Generating node sources
|
||
|
|
def build():
|
||
|
|
os.chdir(lnx.utils.get_fp())
|
||
|
|
trees = get_logic_trees()
|
||
|
|
if len(trees) > 0:
|
||
|
|
# Make sure package dir exists
|
||
|
|
nodes_path = 'Sources/' + lnx.utils.safestr(bpy.data.worlds['Lnx'].lnx_project_package).replace(".", "/") + "/node"
|
||
|
|
if not os.path.exists(nodes_path):
|
||
|
|
os.makedirs(nodes_path)
|
||
|
|
# Export node scripts
|
||
|
|
for tree in trees:
|
||
|
|
build_node_tree(tree)
|
||
|
|
|
||
|
|
def build_node_tree(node_group: 'lnx.nodes_logic.LnxLogicTree'):
|
||
|
|
global parsed_nodes
|
||
|
|
global parsed_ids
|
||
|
|
global function_nodes
|
||
|
|
global function_node_outputs
|
||
|
|
global group_name
|
||
|
|
parsed_nodes = []
|
||
|
|
parsed_ids = dict()
|
||
|
|
function_nodes = dict()
|
||
|
|
function_node_outputs = dict()
|
||
|
|
root_nodes = get_root_nodes(node_group)
|
||
|
|
|
||
|
|
pack_path = lnx.utils.safestr(bpy.data.worlds['Lnx'].lnx_project_package)
|
||
|
|
path = 'Sources/' + pack_path.replace('.', '/') + '/node/'
|
||
|
|
|
||
|
|
group_name = lnx.node_utils.get_export_tree_name(node_group, do_warn=True)
|
||
|
|
file = path + group_name + '.hx'
|
||
|
|
|
||
|
|
if node_group.lnx_cached and os.path.isfile(file):
|
||
|
|
return
|
||
|
|
|
||
|
|
wrd = bpy.data.worlds['Lnx']
|
||
|
|
|
||
|
|
with open(file, 'w', encoding="utf-8") as f:
|
||
|
|
f.write('package ' + pack_path + '.node;\n\n')
|
||
|
|
f.write('@:access(leenkx.logicnode.LogicNode)')
|
||
|
|
f.write('@:keep class ' + group_name + ' extends leenkx.logicnode.LogicTree {\n\n')
|
||
|
|
f.write('\tvar functionNodes:Map<String, leenkx.logicnode.FunctionNode>;\n\n')
|
||
|
|
f.write('\tvar functionOutputNodes:Map<String, leenkx.logicnode.FunctionOutputNode>;\n\n')
|
||
|
|
f.write('\tpublic function new() {\n')
|
||
|
|
f.write('\t\tsuper();\n')
|
||
|
|
if wrd.lnx_debug_console:
|
||
|
|
f.write('\t\tname = "' + group_name + '";\n')
|
||
|
|
f.write('\t\tthis.functionNodes = new Map();\n')
|
||
|
|
f.write('\t\tthis.functionOutputNodes = new Map();\n')
|
||
|
|
if lnx.utils.is_livepatch_enabled():
|
||
|
|
# Store a reference to this trait instance in Logictree.nodeTrees
|
||
|
|
f.write('\t\tvar nodeTrees = leenkx.logicnode.LogicTree.nodeTrees;\n')
|
||
|
|
f.write(f'\t\tif (nodeTrees.exists("{group_name}")) ' + '{\n')
|
||
|
|
f.write(f'\t\t\tnodeTrees["{group_name}"].push(this);\n')
|
||
|
|
f.write('\t\t} else {\n')
|
||
|
|
f.write(f'\t\t\tnodeTrees["{group_name}"] = cast [this];\n')
|
||
|
|
f.write('\t\t}\n')
|
||
|
|
f.write('\t\tnotifyOnRemove(() -> { nodeTrees.remove("' + group_name + '"); });\n')
|
||
|
|
f.write('\t\tnotifyOnAdd(add);\n')
|
||
|
|
f.write('\t}\n\n')
|
||
|
|
f.write('\toverride public function add() {\n')
|
||
|
|
for node in root_nodes:
|
||
|
|
build_node(node, f)
|
||
|
|
f.write('\t}\n')
|
||
|
|
|
||
|
|
# Create node functions
|
||
|
|
for node_name in function_nodes:
|
||
|
|
node = function_nodes[node_name]
|
||
|
|
function_name = node.function_name
|
||
|
|
f.write('\n\tpublic function ' + function_name + '(')
|
||
|
|
for i in range(0, len(node.outputs) - 1):
|
||
|
|
if i != 0: f.write(', ')
|
||
|
|
f.write('arg' + str(i) + ':Dynamic')
|
||
|
|
f.write(') {\n')
|
||
|
|
f.write('\t\tvar functionNode = this.functionNodes["' + node_name + '"];\n')
|
||
|
|
f.write('\t\tfunctionNode.args = [];\n')
|
||
|
|
for i in range(0, len(node.outputs) - 1):
|
||
|
|
f.write('\t\tfunctionNode.args.push(arg' + str(i) + ');\n')
|
||
|
|
f.write('\t\tfunctionNode.run(0);\n')
|
||
|
|
if function_node_outputs.get(function_name) != None:
|
||
|
|
f.write('\t\treturn this.functionOutputNodes["' + function_node_outputs[function_name] + '"].result;\n')
|
||
|
|
f.write('\t}\n\n')
|
||
|
|
f.write('}')
|
||
|
|
node_group.lnx_cached = True
|
||
|
|
|
||
|
|
|
||
|
|
def build_node_group_tree(node_group: 'lnx.nodes_logic.LnxLogicTree', f: TextIO, group_node_name: str):
|
||
|
|
"""Builds the given node tree as a node group"""
|
||
|
|
|
||
|
|
root_nodes = get_root_nodes(node_group)
|
||
|
|
|
||
|
|
group_input_name = ""
|
||
|
|
group_output_name = ""
|
||
|
|
tree_name = lnx.node_utils.get_export_tree_name(node_group)
|
||
|
|
|
||
|
|
# Get names of group input and out nodes if they exist
|
||
|
|
for node in node_group.nodes:
|
||
|
|
if node.bl_idname == 'LNGroupInputsNode':
|
||
|
|
group_input_name = group_node_name + '_' + tree_name + lnx.node_utils.get_export_node_name(node)
|
||
|
|
if node.bl_idname == 'LNGroupOutputsNode':
|
||
|
|
group_output_name = group_node_name + '_' + tree_name + lnx.node_utils.get_export_node_name(node)
|
||
|
|
|
||
|
|
for node in root_nodes:
|
||
|
|
build_node(node, f, group_node_name + '_' + tree_name)
|
||
|
|
node_group.lnx_cached = True
|
||
|
|
return group_input_name, group_output_name
|
||
|
|
|
||
|
|
|
||
|
|
def build_node(node: bpy.types.Node, f: TextIO, name_prefix: str = None) -> Optional[str]:
|
||
|
|
"""Builds the given node and returns its name. f is an opened file object."""
|
||
|
|
global parsed_nodes
|
||
|
|
global parsed_ids
|
||
|
|
|
||
|
|
use_live_patch = lnx.utils.is_livepatch_enabled()
|
||
|
|
|
||
|
|
link_group = False
|
||
|
|
|
||
|
|
if node.type == 'REROUTE':
|
||
|
|
if len(node.inputs) > 0 and len(node.inputs[0].links) > 0:
|
||
|
|
return build_node(node.inputs[0].links[0].from_node, f)
|
||
|
|
else:
|
||
|
|
return None
|
||
|
|
|
||
|
|
# Get node name
|
||
|
|
name = lnx.node_utils.get_export_node_name(node)
|
||
|
|
if name_prefix is not None:
|
||
|
|
name = name_prefix + name
|
||
|
|
|
||
|
|
# Check and parse group nodes if they exist
|
||
|
|
if node.bl_idname == 'LNCallGroupNode':
|
||
|
|
prop = node.group_tree
|
||
|
|
if prop is not None:
|
||
|
|
group_input_name, group_output_name = build_node_group_tree(prop, f, name)
|
||
|
|
link_group = True
|
||
|
|
|
||
|
|
# Link tree variable nodes using IDs
|
||
|
|
if node.lnx_logic_id != '':
|
||
|
|
parse_id = node.lnx_logic_id
|
||
|
|
if name_prefix is not None:
|
||
|
|
parse_id = name_prefix + parse_id
|
||
|
|
if parse_id in parsed_ids:
|
||
|
|
return parsed_ids[parse_id]
|
||
|
|
parsed_ids[parse_id] = name
|
||
|
|
|
||
|
|
# Check if node already exists
|
||
|
|
if name in parsed_nodes:
|
||
|
|
# Check if node groups were parsed
|
||
|
|
if not link_group:
|
||
|
|
return name
|
||
|
|
else:
|
||
|
|
return group_output_name
|
||
|
|
|
||
|
|
parsed_nodes.append(name)
|
||
|
|
|
||
|
|
if not link_group:
|
||
|
|
# Create node
|
||
|
|
node_type = node.bl_idname[2:] # Discard 'LN' prefix
|
||
|
|
f.write('\t\tvar ' + name + ' = new leenkx.logicnode.' + node_type + '(this);\n')
|
||
|
|
|
||
|
|
# Handle Function Nodes if no node groups exist
|
||
|
|
if node_type == 'FunctionNode' and name_prefix is None:
|
||
|
|
f.write('\t\tthis.functionNodes.set("' + name + '", ' + name + ');\n')
|
||
|
|
function_nodes[name] = node
|
||
|
|
elif node_type == 'FunctionOutputNode' and name_prefix is None:
|
||
|
|
f.write('\t\tthis.functionOutputNodes.set("' + name + '", ' + name + ');\n')
|
||
|
|
# Index function output name by corresponding function name
|
||
|
|
function_node_outputs[node.function_name] = name
|
||
|
|
wrd = bpy.data.worlds['Lnx']
|
||
|
|
|
||
|
|
# Watch in debug console
|
||
|
|
if node.lnx_watch and wrd.lnx_debug_console:
|
||
|
|
f.write('\t\t' + name + '.name = "' + name[1:] + '";\n')
|
||
|
|
f.write('\t\t' + name + '.watch(true);\n')
|
||
|
|
|
||
|
|
elif use_live_patch:
|
||
|
|
f.write('\t\t' + name + '.name = "' + name[1:] + '";\n')
|
||
|
|
f.write(f'\t\tthis.nodes["{name[1:]}"] = {name};\n')
|
||
|
|
|
||
|
|
# Properties
|
||
|
|
for prop_py_name, prop_hx_name in lnx.node_utils.get_haxe_property_names(node):
|
||
|
|
prop = lnx.node_utils.haxe_format_prop_value(node, prop_py_name)
|
||
|
|
f.write('\t\t' + name + '.' + prop_hx_name + ' = ' + prop + ';\n')
|
||
|
|
|
||
|
|
# Avoid unnecessary input/output array resizes
|
||
|
|
f.write(f'\t\t{name}.preallocInputs({len(node.inputs)});\n')
|
||
|
|
f.write(f'\t\t{name}.preallocOutputs({len(node.outputs)});\n')
|
||
|
|
|
||
|
|
# Create inputs
|
||
|
|
if link_group:
|
||
|
|
# Replace Call Node Group Node name with Group Input Node name
|
||
|
|
name = group_input_name
|
||
|
|
for idx, inp in enumerate(node.inputs):
|
||
|
|
# True if the input is connected to a unlinked reroute
|
||
|
|
# somewhere down the reroute line
|
||
|
|
unconnected = False
|
||
|
|
|
||
|
|
# Is linked -> find the connected node
|
||
|
|
if inp.is_linked:
|
||
|
|
n = inp.links[0].from_node
|
||
|
|
socket = inp.links[0].from_socket
|
||
|
|
|
||
|
|
# Follow reroutes first
|
||
|
|
while n.type == "REROUTE":
|
||
|
|
if len(n.inputs) == 0 or not n.inputs[0].is_linked:
|
||
|
|
unconnected = True
|
||
|
|
break
|
||
|
|
|
||
|
|
socket = n.inputs[0].links[0].from_socket
|
||
|
|
n = n.inputs[0].links[0].from_node
|
||
|
|
if not unconnected:
|
||
|
|
# Ignore warnings if "Any" socket type is used
|
||
|
|
if inp.bl_idname != 'LnxAnySocket' and socket.bl_idname != 'LnxAnySocket':
|
||
|
|
if (inp.bl_idname == 'LnxNodeSocketAction' and socket.bl_idname != 'LnxNodeSocketAction') or \
|
||
|
|
(socket.bl_idname == 'LnxNodeSocketAction' and inp.bl_idname != 'LnxNodeSocketAction'):
|
||
|
|
lnx.log.warn(f'Sockets do not match in logic node tree "{group_name}": node "{node.name}", socket "{inp.name}"')
|
||
|
|
|
||
|
|
inp_name = build_node(n, f, name_prefix)
|
||
|
|
for i in range(0, len(n.outputs)):
|
||
|
|
if n.outputs[i] == socket:
|
||
|
|
inp_from = i
|
||
|
|
from_type = lnx.node_utils.get_socket_type(socket)
|
||
|
|
break
|
||
|
|
|
||
|
|
# Not linked -> create node with default values
|
||
|
|
else:
|
||
|
|
inp_name = build_default_node(inp)
|
||
|
|
inp_from = 0
|
||
|
|
from_type = lnx.node_utils.get_socket_type(inp)
|
||
|
|
|
||
|
|
# The input is linked to a reroute, but the reroute is unlinked
|
||
|
|
if unconnected:
|
||
|
|
inp_name = build_default_node(inp)
|
||
|
|
inp_from = 0
|
||
|
|
from_type = lnx.node_utils.get_socket_type(inp)
|
||
|
|
|
||
|
|
# Add input
|
||
|
|
f.write(f'\t\t{"var __link = " if use_live_patch else ""}leenkx.logicnode.LogicNode.addLink({inp_name}, {name}, {inp_from}, {idx});\n')
|
||
|
|
if use_live_patch:
|
||
|
|
to_type = lnx.node_utils.get_socket_type(inp)
|
||
|
|
f.write(f'\t\t__link.fromType = "{from_type}";\n')
|
||
|
|
f.write(f'\t\t__link.toType = "{to_type}";\n')
|
||
|
|
f.write(f'\t\t__link.toValue = {lnx.node_utils.haxe_format_socket_val(inp.get_default_value())};\n')
|
||
|
|
|
||
|
|
# Create outputs
|
||
|
|
if link_group:
|
||
|
|
# Replace Call Node Group Node name with Group Output Node name
|
||
|
|
name = group_output_name
|
||
|
|
for idx, out in enumerate(node.outputs):
|
||
|
|
# Linked outputs are already handled after iterating over inputs
|
||
|
|
# above, so only unconnected outputs are handled here
|
||
|
|
if not out.is_linked:
|
||
|
|
f.write(f'\t\t{"var __link = " if use_live_patch else ""}leenkx.logicnode.LogicNode.addLink({name}, {build_default_node(out)}, {idx}, 0);\n')
|
||
|
|
if use_live_patch:
|
||
|
|
out_type = lnx.node_utils.get_socket_type(out)
|
||
|
|
f.write(f'\t\t__link.fromType = "{out_type}";\n')
|
||
|
|
f.write(f'\t\t__link.toType = "{out_type}";\n')
|
||
|
|
f.write(f'\t\t__link.toValue = {lnx.node_utils.haxe_format_socket_val(out.get_default_value())};\n')
|
||
|
|
|
||
|
|
return name
|
||
|
|
|
||
|
|
# Expects an output socket
|
||
|
|
# It first checks all outgoing links for non-reroute nodes and adds them to a list
|
||
|
|
# Then it recursively checks all the discoverey reroute nodes
|
||
|
|
# Returns all non reroute nodes which are directly or indirectly connected to this output.
|
||
|
|
def collect_nodes_from_output(out, f):
|
||
|
|
outputs = []
|
||
|
|
reroutes = []
|
||
|
|
# skipped if there are no links
|
||
|
|
for l in out.links:
|
||
|
|
n = l.to_node
|
||
|
|
if n.type == 'REROUTE':
|
||
|
|
# collect all rerouts and process them later
|
||
|
|
reroutes.append(n)
|
||
|
|
else:
|
||
|
|
# immediatly add the current node
|
||
|
|
outputs.append(build_node(n, f))
|
||
|
|
for reroute in reroutes:
|
||
|
|
for o in reroute.outputs:
|
||
|
|
outputs = outputs + collect_nodes_from_output(o, f)
|
||
|
|
return outputs
|
||
|
|
|
||
|
|
def get_root_nodes(node_group):
|
||
|
|
roots = []
|
||
|
|
for node in node_group.nodes:
|
||
|
|
if node.bl_idname == 'NodeUndefined':
|
||
|
|
lnx.log.warn('Undefined logic nodes in ' + node_group.name)
|
||
|
|
return []
|
||
|
|
if node.type == 'FRAME':
|
||
|
|
continue
|
||
|
|
linked = False
|
||
|
|
for out in node.outputs:
|
||
|
|
if out.is_linked:
|
||
|
|
linked = True
|
||
|
|
break
|
||
|
|
if not linked: # Assume node with no connected outputs as roots
|
||
|
|
roots.append(node)
|
||
|
|
return roots
|
||
|
|
|
||
|
|
def build_default_node(inp: bpy.types.NodeSocket):
|
||
|
|
"""Creates a new node to give a not connected input socket a value"""
|
||
|
|
is_custom_socket = isinstance(inp, lnx.logicnode.lnx_sockets.LnxCustomSocket)
|
||
|
|
|
||
|
|
if is_custom_socket:
|
||
|
|
# LnxCustomSockets need to implement get_default_value()
|
||
|
|
default_value = inp.get_default_value()
|
||
|
|
else:
|
||
|
|
if hasattr(inp, 'default_value'):
|
||
|
|
default_value = inp.default_value
|
||
|
|
else:
|
||
|
|
default_value = None
|
||
|
|
|
||
|
|
default_value = lnx.node_utils.haxe_format_socket_val(default_value, array_outer_brackets=False)
|
||
|
|
|
||
|
|
inp_type = lnx.node_utils.get_socket_type(inp)
|
||
|
|
|
||
|
|
if inp_type == 'VECTOR':
|
||
|
|
return f'new leenkx.logicnode.VectorNode(this, {default_value})'
|
||
|
|
elif inp_type == 'ROTATION': # a rotation is internally represented as a quaternion.
|
||
|
|
return f'new leenkx.logicnode.RotationNode(this, {default_value})'
|
||
|
|
elif inp_type in ('RGB', 'RGBA'):
|
||
|
|
return f'new leenkx.logicnode.ColorNode(this, {default_value})'
|
||
|
|
elif inp_type == 'VALUE':
|
||
|
|
return f'new leenkx.logicnode.FloatNode(this, {default_value})'
|
||
|
|
elif inp_type == 'INT':
|
||
|
|
return f'new leenkx.logicnode.IntegerNode(this, {default_value})'
|
||
|
|
elif inp_type == 'BOOLEAN':
|
||
|
|
return f'new leenkx.logicnode.BooleanNode(this, {default_value})'
|
||
|
|
elif inp_type == 'STRING':
|
||
|
|
return f'new leenkx.logicnode.StringNode(this, {default_value})'
|
||
|
|
elif inp_type == 'NONE':
|
||
|
|
return 'new leenkx.logicnode.NullNode(this)'
|
||
|
|
elif inp_type == 'OBJECT':
|
||
|
|
return f'new leenkx.logicnode.ObjectNode(this, {default_value})'
|
||
|
|
elif is_custom_socket:
|
||
|
|
return f'new leenkx.logicnode.DynamicNode(this, {default_value})'
|
||
|
|
else:
|
||
|
|
return 'new leenkx.logicnode.NullNode(this)'
|