fix: fixed bugs preventing end-to-end sim

Several bugs/gotchas/papercuts have been fixed, which together made it really hard

Closes #47, #48, #49, #50, #51, #52.

src/blender_maxwell/contracts/addon.py

@@ -48,10 +48,10 @@ ORIGINAL_SYS_PATH = sys.path.copy()
 ####################
 # - Local Addon Cache
 ####################
-ADDON_CACHE = PATH_ADDON_ROOT / '.addon_cache'
-ADDON_CACHE.mkdir(exist_ok=True)
+DEFAULT_ADDON_CACHE = PATH_ADDON_ROOT / '.addon_cache'
+DEFAULT_ADDON_CACHE.mkdir(exist_ok=True)
 
-PIP_INSTALL_LOG = ADDON_CACHE / 'pip_install.log'
+PIP_INSTALL_LOG = DEFAULT_ADDON_CACHE / 'pip_install.log'
 
 
 ####################

src/blender_maxwell/node_trees/maxwell_sim_nodes/contracts/bl_socket_types.py

@@ -133,7 +133,7 @@ class BLSocketType(enum.StrEnum):
 		return {
 			# Blender
 			# Basic
-			BLST.Bool: ST.String,
+			BLST.Bool: ST.Bool,
 			# Float
 			# Array-Like
 			BLST.Color: ST.Color,

src/blender_maxwell/node_trees/maxwell_sim_nodes/contracts/flow_kinds/flow_kinds.py

@@ -69,7 +69,8 @@ class FlowKind(enum.StrEnum):
 		flow_obj,
 		unit_system: spux.UnitSystem,
 	):
-		log.debug('%s: Scaling "%s" to Unit System', kind, str(flow_obj))
+		# log.debug('%s: Scaling "%s" to Unit System', kind, str(flow_obj))
+		## TODO: Use a hot-path logger.
 		if kind == FlowKind.Value:
 			return spux.scale_to_unit_system(
 				flow_obj,

src/blender_maxwell/node_trees/maxwell_sim_nodes/contracts/flow_kinds/lazy_array_range.py

@@ -352,6 +352,22 @@ class LazyArrayRangeFlow:
 	####################
 	# - Realization
 	####################
+	def realize_start(
+		self,
+		symbol_values: dict[spux.Symbol, typ.Any] = MappingProxyType({}),
+	) -> ArrayFlow | LazyValueFuncFlow:
+		return spux.sympy_to_python(
+			self.start.subs({sym: symbol_values[sym.name] for sym in self.symbols})
+		)
+
+	def realize_stop(
+		self,
+		symbol_values: dict[spux.Symbol, typ.Any] = MappingProxyType({}),
+	) -> ArrayFlow | LazyValueFuncFlow:
+		return spux.sympy_to_python(
+			self.stop.subs({sym: symbol_values[sym.name] for sym in self.symbols})
+		)
+
 	def realize(
 		self,
 		symbol_values: dict[spux.Symbol, typ.Any] = MappingProxyType({}),
@@ -377,12 +393,8 @@ class LazyArrayRangeFlow:
 			raise ValueError(msg)
 
 		# Realize Symbols
-		realized_start = spux.sympy_to_python(
-			self.start.subs({sym: symbol_values[sym.name] for sym in self.symbols})
-		)
-		realized_stop = spux.sympy_to_python(
-			self.stop.subs({sym: symbol_values[sym.name] for sym in self.symbols})
-		)
+		realized_start = self.realize_start(symbol_values)
+		realized_stop = self.realize_stop(symbol_values)
 
 		# Return Linspace / Logspace
 		def gen_array() -> jtyp.Inexact[jtyp.Array, ' steps']:

src/blender_maxwell/node_trees/maxwell_sim_nodes/managed_objs/managed_bl_modifier.py

@@ -110,9 +110,15 @@ def write_modifier_geonodes(
 
 	for socket_name in modifier_attrs['inputs']:
 		iface_id = socket_infos[socket_name].bl_isocket_identifier
-		bl_modifier[iface_id] = spux.scale_to_unit_system(
-			modifier_attrs['inputs'][socket_name], modifier_attrs['unit_system']
-		)
+		input_value = modifier_attrs['inputs'][socket_name]
+
+		if isinstance(input_value, spux.SympyType):
+			bl_modifier[iface_id] = spux.scale_to_unit_system(
+				input_value, modifier_attrs['unit_system']
+			)
+		else:
+			bl_modifier[iface_id] = input_value
+
 	modifier_altered = True
 	## TODO: More fine-grained alterations
 

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/analysis/viz.py

@@ -164,7 +164,6 @@ class VizTarget(enum.StrEnum):
 	@staticmethod
 	def valid_targets_for(viz_mode: VizMode) -> list[typ.Self] | None:
 		return {
-			None: [],
 			VizMode.Hist1D: [VizTarget.Plot2D],
 			VizMode.BoxPlot1D: [VizTarget.Plot2D],
 			VizMode.Curve2D: [VizTarget.Plot2D],
@@ -227,7 +226,7 @@ class VizNode(base.MaxwellSimNode):
 	## - Properties
 	#####################
 	viz_mode: enum.Enum = bl_cache.BLField(
-		prop_ui=True, enum_cb=lambda self, _: self.search_modes()
+		prop_ui=True, enum_cb=lambda self, _: self.search_viz_modes()
 	)
 	viz_target: enum.Enum = bl_cache.BLField(
 		prop_ui=True, enum_cb=lambda self, _: self.search_targets()
@@ -249,8 +248,8 @@ class VizNode(base.MaxwellSimNode):
 
 		return None
 
-	def search_modes(self) -> list[ct.BLEnumElement]:
-		if not ct.FlowSignal.check(self.data_info):
+	def search_viz_modes(self) -> list[ct.BLEnumElement]:
+		if self.data_info is not None:
 			return [
 				(
 					viz_mode,

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/base.py

@@ -261,17 +261,24 @@ class MaxwellSimNode(bpy.types.Node):
 	####################
 	@events.on_value_changed(
 		prop_name='sim_node_name',
+		props={'sim_node_name'},
 		stop_propagation=True,
 	)
-	def _on_sim_node_name_changed(self):
+	def _on_sim_node_name_changed(self, props):
 		log.info(
 			'Changed Sim Node Name of a "%s" to "%s" (self=%s)',
 			self.bl_idname,
-			self.sim_node_name,
+			props['sim_node_name'],
 			str(self),
 		)
 
 		# Set Name of Managed Objects
+		for mobj in self.managed_objs.values():
+			mobj.name = props['sim_node_name']
+
+		## Invalidate Cache
+		## -> Persistance doesn't happen if we simply mutate.
+		## -> This ensures that the name change is picked up.
 		self.managed_objs = bl_cache.Signal.InvalidateCache
 
 	@events.on_value_changed(prop_name='active_socket_set')

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/inputs/web_importers/tidy3d_web_runner.py

@@ -80,7 +80,6 @@ class ReloadTrackedTask(bpy.types.Operator):
 	def execute(self, context):
 		node = context.node
 		tdcloud.TidyCloudTasks.update_task(node.cloud_task)
-		node.sim_data = bl_cache.Signal.InvalidateCache
 
 		return {'FINISHED'}
 
@@ -137,7 +136,7 @@ class Tidy3DWebRunnerNode(base.MaxwellSimNode):
 
 		return task_info
 
-	@bl_cache.cached_bl_property(persist=False)
+	@property
 	def sim_data(self) -> td.Simulation | None:
 		"""Retrieve the simulation data of the current cloud task from the input socket.
 
@@ -155,7 +154,7 @@ class Tidy3DWebRunnerNode(base.MaxwellSimNode):
 				self.cloud_task,
 				tdcloud.TidyCloudTasks.task_info(
 					self.cloud_task.task_id
-				).disk_cache_path(ct.addon.ADDON_CACHE),
+				).disk_cache_path(ct.addon.prefs().addon_cache_path),
 			)
 			if sim_data is None:
 				return None
@@ -250,12 +249,6 @@ class Tidy3DWebRunnerNode(base.MaxwellSimNode):
 	####################
 	# - Output Methods
 	####################
-	@events.on_value_changed(
-		socket_name='Cloud Task',
-	)
-	def compute_cloud_task(self) -> None:
-		self.sim_data = bl_cache.Signal.InvalidateCache
-
 	@events.computes_output_socket(
 		'Sim Data',
 		props={'sim_data'},

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/monitors/eh_field_monitor.py

@@ -135,6 +135,48 @@ class EHFieldMonitorNode(base.MaxwellSimNode):
 			freqs=input_sockets['Freqs'].realize().values,
 		)
 
+	@events.computes_output_socket(
+		'Time Monitor',
+		props={'sim_node_name'},
+		input_sockets={
+			'Center',
+			'Size',
+			'Spatial Subdivs',
+			'Time Range',
+			'Temporal Subdivs',
+		},
+		input_socket_kinds={
+			'Time Range': ct.FlowKind.LazyArrayRange,
+		},
+		unit_systems={'Tidy3DUnits': ct.UNITS_TIDY3D},
+		scale_input_sockets={
+			'Center': 'Tidy3DUnits',
+			'Size': 'Tidy3DUnits',
+			'Time Range': 'Tidy3DUnits',
+		},
+	)
+	def compute_time_monitor(
+		self,
+		input_sockets: dict,
+		props: dict,
+		unit_systems: dict,
+	) -> td.FieldMonitor:
+		log.info(
+			'Computing FieldMonitor (name="%s") with center="%s", size="%s"',
+			props['sim_node_name'],
+			input_sockets['Center'],
+			input_sockets['Size'],
+		)
+		return td.FieldTimeMonitor(
+			center=input_sockets['Center'],
+			size=input_sockets['Size'],
+			name=props['sim_node_name'],
+			interval_space=tuple(input_sockets['Spatial Subdivs']),
+			start=input_sockets['Time Range'].realize_start(),
+			stop=input_sockets['Time Range'].realize_stop(),
+			interval=input_sockets['Temporal Subdivs'],
+		)
+
 	####################
 	# - Preview
 	####################

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/monitors/field_power_flux_monitor.py

@@ -132,7 +132,7 @@ class PowerFluxMonitorNode(base.MaxwellSimNode):
 			size=input_sockets['Size'],
 			name=props['sim_node_name'],
 			interval_space=(1, 1, 1),
-			freqs=input_sockets['Freqs'].realize_array,
+			freqs=input_sockets['Freqs'].realize_array.values,
 			normal_dir='+' if input_sockets['Direction'] else '-',
 		)
 

src/blender_maxwell/node_trees/maxwell_sim_nodes/nodes/outputs/web_exporters/tidy3d_web_exporter.py

@@ -190,7 +190,9 @@ class Tidy3DWebExporterNode(base.MaxwellSimNode):
 		has_uploaded_task = self.uploaded_task_id != ''
 
 		if has_uploaded_task:
-			return tdcloud.TidyCloudTasks.task(self.uploaded_task_id)
+			return tdcloud.TidyCloudTasks.tasks(self.new_cloud_task.cloud_folder).get(
+				self.uploaded_task_id
+			)
 		return None
 
 	@property
@@ -199,9 +201,8 @@ class Tidy3DWebExporterNode(base.MaxwellSimNode):
 
 		If one can't be loaded, return None.
 		"""
-		has_uploaded_task = self.uploaded_task_id != ''
-
-		if has_uploaded_task:
+		uploaded_task = self.uploaded_task
+		if uploaded_task is not None:
 			return tdcloud.TidyCloudTasks.task_info(self.uploaded_task_id)
 		return None
 

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/base.py

@@ -979,6 +979,16 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 			col: Target for defining UI elements.
 		"""
 
+	def draw_lazy_value_func(self, col: bpy.types.UILayout) -> None:
+		"""Draws the socket lazy value function UI on its own line.
+
+		Notes:
+			Should be overriden by individual socket classes, if they have an editable `FlowKind.LazyValueFunc`.
+
+		Parameters:
+			col: Target for defining UI elements.
+		"""
+
 	####################
 	# - UI Methods: Auxilliary
 	####################

src/blender_maxwell/node_trees/maxwell_sim_nodes/sockets/expr.py

@@ -225,7 +225,7 @@ class ExprBLSocket(base.MaxwellSimSocket):
 
 			# Workaround: Manually Jiggle FlowKind Invalidation
 			self.value = self.value
-			self.lazy_value_range = self.lazy_value_range
+			self.lazy_array_range = self.lazy_array_range
 
 	####################
 	# - Property Callback

src/blender_maxwell/preferences.py

@@ -46,6 +46,23 @@ class BLMaxwellAddonPrefs(bpy.types.AddonPreferences):
 	####################
 	# - Properties
 	####################
+	# Addon Cache Path
+	bl__addon_cache_path: bpy.props.StringProperty(
+		name='Addon Cache Path',
+		description='Path to Addon Cache',
+		subtype='FILE_PATH',
+		default=str(ct.addon.DEFAULT_ADDON_CACHE),
+		update=lambda self, _: self.on_addon_pydeps_changed(),
+	)
+
+	@property
+	def addon_cache_path(self) -> Path:
+		return Path(bpy.path.abspath(self.bl__addon_cache_path))
+
+	@addon_cache_path.setter
+	def addon_cache_path(self, path: Path) -> None:
+		self.bl__addon_cache_path = str(path.resolve())
+
 	# PyDeps Default Path
 	use_default_pydeps_path: bpy.props.BoolProperty(
 		name='Use Default PyDeps Path',

src/scripts/bl_install_addon.py

@@ -68,12 +68,18 @@ def install_and_enable_addon(addon_name: str, addon_zip: Path) -> None:
 	bpy.ops.wm.save_userpref()
 
 
-def setup_for_development(addon_name: str, path_addon_dev_deps: Path) -> None:
+def setup_for_development(
+	addon_name: str,
+	path_addon_dev_deps: Path,
+	path_addon_cache_path: Path | None = None,
+) -> None:
 	addon_prefs = bpy.context.preferences.addons[addon_name].preferences
 
 	# PyDeps Path
 	addon_prefs.use_default_pydeps_path = False
 	addon_prefs.pydeps_path = path_addon_dev_deps
+	if path_addon_cache_path is not None:
+		addon_prefs.addon_cache_path = path_addon_cache_path
 
 	# Save User Preferences
 	bpy.ops.wm.save_userpref()
@@ -92,7 +98,9 @@ if __name__ == '__main__':
 	) as path_zipped:
 		install_and_enable_addon(info.ADDON_NAME, path_zipped)
 
-	setup_for_development(info.ADDON_NAME, info.PATH_ADDON_DEV_DEPS)
+	setup_for_development(
+		info.ADDON_NAME, info.PATH_ADDON_DEV_DEPS, info.PATH_ADDON_DEV_CACHE
+	)
 
 	bpy.ops.wm.quit_blender()
 	sys.exit(info.STATUS_INSTALLED_ADDON)

src/scripts/info.py

@@ -77,4 +77,5 @@ BOOTSTRAP_LOG_LEVEL_FILENAME = '.bootstrap_log_level'
 PATH_ADDON_DEV_BLEND = PATH_DEV / 'demo.blend'
 
 PATH_ADDON_DEV_DEPS = PATH_DEV / '.cached-dev-dependencies'
+PATH_ADDON_DEV_CACHE = PATH_DEV / '.dev-addon-cache'
 PATH_ADDON_DEV_DEPS.mkdir(exist_ok=True)