feat: Demo-grade simulation feedback loop.

README.md

@@ -7,7 +7,7 @@
 
 ## Inputs
 [x] Wave Constant
-- [ ] Implement export of frequency / wavelength array/range.
+- [x] Implement export of frequency / wavelength array/range.
 [-] Unit System
 - [ ] Implement presets, including "Tidy3D" and "Blender", shown in the label row.
 
@@ -41,6 +41,9 @@
 [x] Web Export / Tidy3D Web Exporter
 - [ ] We need better ways of doing checks before uploading, like for monitor data size. Maybe a SimInfo node?
 - [ ] We need to be able to "delete and re-upload" (or maybe just delete from the interface).
+- [x] Implement estimation of monitor storage
+- [x] Implement cost estimation
+- [?] Merge with the Tidy3D File Import (since both are working with HDFs; the web one only really does downloading too).
 
 [x] File Export / JSON File Export
 [ ] File Import / Tidy3D File Export
@@ -51,11 +54,8 @@
 - [ ] Standardize 1D and 2D array loading/saving on numpy's savetxt with gzip enabled.
 
 ## Viz
-[ ] Sim Info
+[x] Monitor Data Viz
-- [ ] Implement estimation of monitor storage
+- [x] Implement dropdown to choose which monitor in the SimulationData should be visualized (based on which are available in the SimulationData), and implement visualization based on every kind of monitor-adjascent output data type (<https://docs.flexcompute.com/projects/tidy3d/en/latest/api/output_data.html>)
-- [ ] Implement cost estimation
-[ ] Monitor Data Viz
-- [ ] Implement dropdown to choose which monitor in the SimulationData should be visualized (based on which are available in the SimulationData), and implement visualization based on every kind of monitor-adjascent output data type (<https://docs.flexcompute.com/projects/tidy3d/en/latest/api/output_data.html>)
 - [ ] Project field values onto a plane object (managed)
 
 ## Sources
@@ -107,20 +107,20 @@
 - [x] Use the modifier itself as memory, via the ManagedObj
 - [?] When GeoNodes themselves declare panels, implement a grid-like tab system to select which sockets should be exposed in the node at a given point in time.
 
-[ ] Primitive Structures / Plane
+[ ] Primitive Structures / Plane Structure
-[ ] Primitive Structures / Box Structure
+[x] Primitive Structures / Box Structure
-[ ] Primitive Structures / Sphere
+[x] Primitive Structures / Sphere Structure
-[ ] Primitive Structures / Cylinder
+[ ] Primitive Structures / Cylinder Structure
-[ ] Primitive Structures / Ring
+[ ] Primitive Structures / Ring Structure
-[ ] Primitive Structures / Capsule
+[ ] Primitive Structures / Capsule Structure
-[ ] Primitive Structures / Cone
+[ ] Primitive Structures / Cone Structure
 
 ## Monitors
 - **ALL**: "Steady-State" / "Time Domain" (only if relevant).
 
-[ ] E/H Field Monitor
+[x] E/H Field Monitor
-- [ ] Monitor Domain as dropdown with Frequency or Time
+- [x] Monitor Domain as dropdown with Frequency or Time
-- [ ] Axis-aligned planar 2D (pixel) and coord-aligned box 3D (voxel).
+- [x] Axis-aligned planar 2D (pixel) and coord-aligned box 3D (voxel).
 [ ] Field Power Flux Monitor
 - [ ] Monitor Domain as dropdown with Frequency or Time
 - [ ] Axis-aligned planar 2D (pixel) and coord-aligned box 3D (voxel).
@@ -397,3 +397,10 @@
 [ ] Test on Windows
 
 ## Node Tree Cache Semantics
+
+
+
+
+
+# TIDY3D BUGS
+- Directly running `SimulationTask.get()` is bugged - it doesn't return some fields, including `created_at`. Listing tasks by folder is not broken.

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/node_cat_labels.py

@@ -43,4 +43,7 @@ NODE_CAT_LABELS = {
 	NC.MAXWELLSIM_UTILITIES: "Utilities",
 	NC.MAXWELLSIM_UTILITIES_CONVERTERS: "Converters",
 	NC.MAXWELLSIM_UTILITIES_OPERATIONS: "Operations",
+	
+	# Viz/
+	NC.MAXWELLSIM_VIZ: "Viz",
 }

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/node_cats.py

@@ -51,6 +51,9 @@ class NodeCategory(BlenderTypeEnum):
 	MAXWELLSIM_UTILITIES_CONVERTERS = enum.auto()
 	MAXWELLSIM_UTILITIES_OPERATIONS = enum.auto()
 	
+	# Viz/
+	MAXWELLSIM_VIZ = enum.auto()
+	
 	@classmethod
 	def get_tree(cls):
 		## TODO: Refactor

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/node_types.py

@@ -145,3 +145,8 @@ class NodeType(BlenderTypeEnum):
 	
 	## Utilities / Operations
 	ArrayOperation = enum.auto()
+	
+	
+	
+	# Viz
+	FDTDSimDataViz = enum.auto()

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/socket_colors.py

@@ -62,6 +62,7 @@ SOCKET_COLORS = {
 	ST.MaxwellBoundCond: (0.8, 0.7, 0.45, 1.0),  # Medium Light Gold
 	ST.MaxwellMonitor: (0.7, 0.6, 0.4, 1.0),  # Medium Gold
 	ST.MaxwellFDTDSim: (0.6, 0.5, 0.35, 1.0),  # Medium Dark Gold
+	ST.MaxwellFDTDSimData: (0.6, 0.5, 0.35, 1.0),  # Medium Dark Gold
 	ST.MaxwellSimGrid: (0.5, 0.4, 0.3, 1.0),  # Dark Gold
 	ST.MaxwellSimGridAxis: (0.4, 0.3, 0.25, 1.0),  # Darkest Gold
 	ST.MaxwellSimDomain: (0.4, 0.3, 0.25, 1.0),  # Darkest Gold

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/socket_shapes.py

@@ -4,64 +4,65 @@ SOCKET_SHAPES = {
 	# Basic
 	ST.Any: "CIRCLE",
 	ST.Bool: "CIRCLE",
-	ST.String: "SQUARE",
+	ST.String: "CIRCLE",
-	ST.FilePath: "SQUARE",
+	ST.FilePath: "CIRCLE",
 	
 	# Number
 	ST.IntegerNumber: "CIRCLE",
 	ST.RationalNumber: "CIRCLE",
 	ST.RealNumber: "CIRCLE",
-	ST.ComplexNumber: "CIRCLE_DOT",
+	ST.ComplexNumber: "CIRCLE",
 	
 	# Vector
-	ST.Integer2DVector: "SQUARE_DOT",
+	ST.Integer2DVector: "CIRCLE",
-	ST.Real2DVector: "SQUARE_DOT",
+	ST.Real2DVector: "CIRCLE",
-	ST.Complex2DVector: "DIAMOND_DOT",
+	ST.Complex2DVector: "CIRCLE",
-	ST.Integer3DVector: "SQUARE_DOT",
+	ST.Integer3DVector: "CIRCLE",
-	ST.Real3DVector: "SQUARE_DOT",
+	ST.Real3DVector: "CIRCLE",
-	ST.Complex3DVector: "DIAMOND_DOT",
+	ST.Complex3DVector: "CIRCLE",
 	
 	# Physical
 	ST.PhysicalUnitSystem: "CIRCLE",
 	ST.PhysicalTime: "CIRCLE",
-	ST.PhysicalAngle: "DIAMOND",
+	ST.PhysicalAngle: "CIRCLE",
-	ST.PhysicalLength: "SQUARE",
+	ST.PhysicalLength: "CIRCLE",
-	ST.PhysicalArea: "SQUARE",
+	ST.PhysicalArea: "CIRCLE",
-	ST.PhysicalVolume: "SQUARE",
+	ST.PhysicalVolume: "CIRCLE",
-	ST.PhysicalPoint2D: "DIAMOND",
+	ST.PhysicalPoint2D: "CIRCLE",
-	ST.PhysicalPoint3D: "DIAMOND",
+	ST.PhysicalPoint3D: "CIRCLE",
-	ST.PhysicalSize2D: "SQUARE",
+	ST.PhysicalSize2D: "CIRCLE",
-	ST.PhysicalSize3D: "SQUARE",
+	ST.PhysicalSize3D: "CIRCLE",
 	ST.PhysicalMass: "CIRCLE",
 	ST.PhysicalSpeed: "CIRCLE",
 	ST.PhysicalAccelScalar: "CIRCLE",
 	ST.PhysicalForceScalar: "CIRCLE",
-	ST.PhysicalAccel3D: "SQUARE_DOT",
+	ST.PhysicalAccel3D: "CIRCLE",
-	ST.PhysicalForce3D: "SQUARE_DOT",
+	ST.PhysicalForce3D: "CIRCLE",
-	ST.PhysicalPol: "DIAMOND",
+	ST.PhysicalPol: "CIRCLE",
 	ST.PhysicalFreq: "CIRCLE",
 	
 	# Blender
-	ST.BlenderObject: "SQUARE",
+	ST.BlenderObject: "DIAMOND",
-	ST.BlenderCollection: "SQUARE",
+	ST.BlenderCollection: "DIAMOND",
 	ST.BlenderImage: "DIAMOND",
 	ST.BlenderGeoNodes: "DIAMOND",
-	ST.BlenderText: "SQUARE",
+	ST.BlenderText: "DIAMOND",
 	
 	# Maxwell
 	ST.MaxwellSource: "CIRCLE",
 	ST.MaxwellTemporalShape: "CIRCLE",
 	ST.MaxwellMedium: "CIRCLE",
 	ST.MaxwellMediumNonLinearity: "CIRCLE",
-	ST.MaxwellStructure: "SQUARE",
+	ST.MaxwellStructure: "CIRCLE",
-	ST.MaxwellBoundConds: "SQUARE",
+	ST.MaxwellBoundConds: "CIRCLE",
-	ST.MaxwellBoundCond: "DIAMOND",
+	ST.MaxwellBoundCond: "CIRCLE",
 	ST.MaxwellMonitor: "CIRCLE",
-	ST.MaxwellFDTDSim: "SQUARE",
+	ST.MaxwellFDTDSim: "CIRCLE",
-	ST.MaxwellSimGrid: "SQUARE",
+	ST.MaxwellFDTDSimData: "CIRCLE",
-	ST.MaxwellSimGridAxis: "DIAMOND",
+	ST.MaxwellSimGrid: "CIRCLE",
-	ST.MaxwellSimDomain: "SQUARE",
+	ST.MaxwellSimGridAxis: "CIRCLE",
+	ST.MaxwellSimDomain: "CIRCLE",
 	
 	# Tidy3D
-	ST.Tidy3DCloudTask: "CIRCLE",
+	ST.Tidy3DCloudTask: "DIAMOND",
 }

blender_maxwell/node_trees/maxwell_sim_nodes/contracts/socket_types.py

@@ -53,6 +53,7 @@ class SocketType(BlenderTypeEnum):
 	MaxwellMonitor = enum.auto()
 
 	MaxwellFDTDSim = enum.auto()
+	MaxwellFDTDSimData = enum.auto()
 	MaxwellSimDomain = enum.auto()
 	MaxwellSimGrid = enum.auto()
 	MaxwellSimGridAxis = enum.auto()

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/__init__.py

@@ -8,7 +8,8 @@ from . import structures
 #from . import bounds
 from . import monitors
 from . import simulations
-#from . import utilities
+from . import utilities
+from . import viz
 
 BL_REGISTER = [
 	#*kitchen_sink.BL_REGISTER,
@@ -20,7 +21,8 @@ BL_REGISTER = [
 #	*bounds.BL_REGISTER,
 	*monitors.BL_REGISTER,
 	*simulations.BL_REGISTER,
-#	*utilities.BL_REGISTER,
+	*utilities.BL_REGISTER,
+	*viz.BL_REGISTER,
 ]
 BL_NODES = {
 	#**kitchen_sink.BL_NODES,
@@ -32,5 +34,6 @@ BL_NODES = {
 #	**bounds.BL_NODES,
 	**monitors.BL_NODES,
 	**simulations.BL_NODES,
-#	**utilities.BL_NODES,
+	**utilities.BL_NODES,
+	**viz.BL_NODES,
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/base.py

@@ -14,6 +14,12 @@ from .. import sockets
 CACHE: dict[str, typ.Any] = {}  ## By Instance UUID
 ## NOTE: CACHE does not persist between file loads.
 
+_DEFAULT_LOOSE_SOCKET_SER = json.dumps({
+	"socket_names": [],
+	"socket_def_names": [],
+	"models": [],
+})
+
 class MaxwellSimNode(bpy.types.Node):
 	# Fundamentals
 	node_type: ct.NodeType
@@ -115,6 +121,14 @@ class MaxwellSimNode(bpy.types.Node):
 				"_callback_type"
 			) and method._callback_type == "on_show_plot"
 		}
+		cls._on_init = {
+			method
+			for attr_name in dir(cls)
+			if hasattr(
+				method := getattr(cls, attr_name),
+				"_callback_type"
+			) and method._callback_type == "on_init"
+		}
 		
 		# Setup Socket Set Dropdown
 		if not len(cls.input_socket_sets) + len(cls.output_socket_sets) > 0:
@@ -151,7 +165,7 @@ class MaxwellSimNode(bpy.types.Node):
 					)
 				],
 				default=socket_set_names[0],
-				update=(lambda self, _: self.sync_sockets()),
+				update=lambda self, context: self.sync_active_socket_set(context),
 			)
 		
 		# Setup Preset Dropdown
@@ -179,6 +193,10 @@ class MaxwellSimNode(bpy.types.Node):
 	####################
 	# - Generic Properties
 	####################
+	def sync_active_socket_set(self, context):
+		self.sync_sockets()
+		self.sync_prop("active_socket_set", context)
+	
 	def sync_sim_node_name(self, context):
 		if (mobjs := CACHE[self.instance_id].get("managed_objs")) is None:
 			return
@@ -276,11 +294,6 @@ class MaxwellSimNode(bpy.types.Node):
 	####################
 	# - Loose Sockets
 	####################
-	_DEFAULT_LOOSE_SOCKET_SER = json.dumps({
-		"socket_names": [],
-		"socket_def_names": [],
-		"models": [],
-	})
 	# Loose Sockets
 	## Only Blender props persist as instance data
 	ser_loose_input_sockets: bpy.props.StringProperty(
@@ -336,7 +349,8 @@ class MaxwellSimNode(bpy.types.Node):
 	def loose_input_sockets(
 		self, value: dict[str, ct.schemas.SocketDef],
 	) -> None:
-		self.ser_loose_input_sockets = self._ser_loose_sockets(value)
+		if not value: self.ser_loose_input_sockets = _DEFAULT_LOOSE_SOCKET_SER
+		else: self.ser_loose_input_sockets = self._ser_loose_sockets(value)
 		
 		# Synchronize Sockets
 		self.sync_sockets()
@@ -346,7 +360,8 @@ class MaxwellSimNode(bpy.types.Node):
 	def loose_output_sockets(
 		self, value: dict[str, ct.schemas.SocketDef],
 	) -> None:
-		self.ser_loose_output_sockets = self._ser_loose_sockets(value)
+		if not value: self.ser_loose_output_sockets = _DEFAULT_LOOSE_SOCKET_SER
+		else: self.ser_loose_output_sockets = self._ser_loose_sockets(value)
 		
 		# Synchronize Sockets
 		self.sync_sockets()
@@ -457,7 +472,7 @@ class MaxwellSimNode(bpy.types.Node):
 		col = layout.column(align=False)
 		if self.use_sim_node_name:
 			row = col.row(align=True)
-			row.label(text="", icon="EVENT_N")
+			row.label(text="", icon="FILE_TEXT")
 			row.prop(self, "sim_node_name", text="")
 		
 		# Draw Name
@@ -638,8 +653,11 @@ class MaxwellSimNode(bpy.types.Node):
 		self.sync_sockets()
 		
 		# Apply Default Preset
-		if self.active_preset:
+		if self.active_preset: self.sync_active_preset()
-			self.sync_active_preset()
+		
+		# Callbacks
+		for method in self._on_init:
+			method(self)
 	
 	def update(self) -> None:
 		pass
@@ -652,6 +670,18 @@ class MaxwellSimNode(bpy.types.Node):
 			CACHE[self.instance_id] = {}
 		node_tree = self.id_data
 		
+		# Unlock
+		## This is one approach to the "deleted locked nodes" problem.
+		## Essentially, deleting a locked node will unlock along input chain.
+		## It also counts if any of the input sockets are linked and locked.
+		## Thus, we prevent "dangling locks".
+		## TODO: Don't even allow deleting a locked node.
+		if self.locked or any(
+			bl_socket.is_linked and bl_socket.locked
+			for bl_socket in self.inputs.values()
+		):
+			self.trigger_action("disable_lock")
+		
 		# Free Managed Objects
 		for managed_obj in self.managed_objs.values():
 			managed_obj.free()
@@ -674,6 +704,7 @@ def chain_event_decorator(
 		"on_value_changed",
 		"on_show_preview",
 		"on_show_plot",
+		"on_init",
 	],
 	index_by: typ.Any | None = None,
 	extra_data: dict[str, typ.Any] | None = None,
@@ -938,3 +969,30 @@ def on_show_plot(
 		managed_objs=managed_objs,
 		req_params=req_params,
 	)
+
+def on_init(
+	kind: ct.DataFlowKind = ct.DataFlowKind.Value,
+	input_sockets: set[str] = set(),
+	output_sockets: set[str] = set(),
+	props: set[str] = set(),
+	managed_objs: set[str] = set(),
+):
+	req_params = {"self"} | (
+		{"input_sockets"} if input_sockets else set()
+	) | (
+		{"output_sockets"} if output_sockets else set()
+	) | (
+		{"props"} if props else set()
+	) | (
+		{"managed_objs"} if managed_objs else set()
+	)
+	
+	return chain_event_decorator(
+		callback_type="on_init",
+		kind=kind,
+		input_sockets=input_sockets,
+		output_sockets=output_sockets,
+		props=props,
+		managed_objs=managed_objs,
+		req_params=req_params,
+	)

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/inputs/wave_constant.py

@@ -3,6 +3,7 @@ import sympy as sp
 import sympy.physics.units as spu
 import scipy as sc
 
+from .....utils import extra_sympy_units as spux
 from ... import contracts as ct
 from ... import sockets
 from .. import base
@@ -18,16 +19,31 @@ class WaveConstantNode(base.MaxwellSimNode):
 	bl_label = "Wave Constant"
 	
 	input_socket_sets = {
+		# Single
 		"Vacuum WL": {
-			"WL": sockets.PhysicalLengthSocketDef(),
+			"WL": sockets.PhysicalLengthSocketDef(
+				default_value=500*spu.nm,
+				default_unit=spu.nm,
+			),
 		},
 		"Frequency": {
-			"Freq": sockets.PhysicalFreqSocketDef(),
+			"Freq": sockets.PhysicalFreqSocketDef(
+				default_value=500*spux.THz,
+				default_unit=spux.THz,
+			),
+		},
+		
+		# Listy
+		"Vacuum WLs": {
+			"WLs": sockets.PhysicalLengthSocketDef(
+				is_list=True,
+			),
+		},
+		"Frequencies": {
+			"Freqs": sockets.PhysicalFreqSocketDef(
+				is_list=True,
+			),
 		},
-	}
-	output_sockets = {
-		"WL": sockets.PhysicalLengthSocketDef(),
-		"Freq": sockets.PhysicalFreqSocketDef(),
 	}
 	
 	####################
@@ -35,33 +51,107 @@ class WaveConstantNode(base.MaxwellSimNode):
 	####################
 	@base.computes_output_socket(
 		"WL",
-		kind=ct.DataFlowKind.Value,
 		input_sockets={"WL", "Freq"},
 	)
 	def compute_vac_wl(self, input_sockets: dict) -> sp.Expr:
-		if (vac_wl := input_sockets["WL"]):
+		if (vac_wl := input_sockets["WL"]) is not None:
 			return vac_wl
-		elif (freq := input_sockets["Freq"]):
+		
+		elif (freq := input_sockets["Freq"]) is not None:
 			return spu.convert_to(
 				VAC_SPEED_OF_LIGHT / freq,
 				spu.meter,
 			)
 		
-		raise RuntimeError("Vac WL and Freq are both non-truthy")
+		raise RuntimeError("Vac WL and Freq are both None")
 	
 	@base.computes_output_socket(
 		"Freq",
 		input_sockets={"WL", "Freq"},
 	)
 	def compute_freq(self, input_sockets: dict) -> sp.Expr:
-		if (vac_wl := input_sockets["WL"]):
+		if (vac_wl := input_sockets["WL"]) is not None:
 			return spu.convert_to(
 				VAC_SPEED_OF_LIGHT / vac_wl,
 				spu.hertz,
 			)
-		elif (freq := input_sockets["Freq"]):
+		elif (freq := input_sockets["Freq"]) is not None:
 			return freq
 		
+		raise RuntimeError("Vac WL and Freq are both None")
+	
+	####################
+	# - Listy Callbacks
+	####################
+	@base.computes_output_socket(
+		"WLs",
+		input_sockets={"WLs", "Freqs"},
+	)
+	def compute_vac_wls(self, input_sockets: dict) -> sp.Expr:
+		if (vac_wls := input_sockets["WLs"]) is not None:
+			return vac_wls
+		elif (freqs := input_sockets["Freqs"]) is not None:
+			return [
+				spu.convert_to(
+					VAC_SPEED_OF_LIGHT / freq,
+					spu.meter,
+				)
+				for freq in freqs
+			][::-1]
+		
+		raise RuntimeError("Vac WLs and Freqs are both None")
+	
+	@base.computes_output_socket(
+		"Freqs",
+		input_sockets={"WLs", "Freqs"},
+	)
+	def compute_freqs(self, input_sockets: dict) -> sp.Expr:
+		if (vac_wls := input_sockets["WLs"]) is not None:
+			return [
+				spu.convert_to(
+					VAC_SPEED_OF_LIGHT / vac_wl,
+					spu.hertz,
+				)
+				for vac_wl in vac_wls
+			][::-1]
+		elif (freqs := input_sockets["Freqs"]) is not None:
+			return freqs
+		
+		raise RuntimeError("Vac WLs and Freqs are both None")
+	
+	####################
+	# - Callbacks
+	####################
+	@base.on_value_changed(
+		prop_name="active_socket_set",
+		props={"active_socket_set"}
+	)
+	def on_value_changed__active_socket_set(self, props: dict):
+		# Singular: Normal Output Sockets
+		if props["active_socket_set"] in {"Vacuum WL", "Frequency"}:
+			self.loose_output_sockets = {}
+			self.loose_output_sockets = {
+				"Freq": sockets.PhysicalFreqSocketDef(),
+				"WL": sockets.PhysicalLengthSocketDef(),
+			}
+		
+		# Plural: Listy Output Sockets
+		elif props["active_socket_set"] in {"Vacuum WLs", "Frequencies"}:
+			self.loose_output_sockets = {}
+			self.loose_output_sockets = {
+				"Freqs": sockets.PhysicalFreqSocketDef(is_list=True),
+				"WLs": sockets.PhysicalLengthSocketDef(is_list=True),
+			}
+		
+		else:
+			msg = f"Active socket set invalid for wave constant: {props['active_socket_set']}"
+			raise RuntimeError(msg)
+	
+	@base.on_init()
+	def on_init(self):
+		self.on_value_changed__active_socket_set()
+	
+
 ####################
 # - Blender Registration
 ####################
@@ -70,6 +160,6 @@ BL_REGISTER = [
 ]
 BL_NODES = {
 	ct.NodeType.WaveConstant: (
-		ct.NodeCategory.MAXWELLSIM_INPUTS_CONSTANTS
+		ct.NodeCategory.MAXWELLSIM_INPUTS
 	)
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/inputs/web_importers/tidy_3d_web_importer.py

@@ -8,17 +8,14 @@ import bpy
 import sympy as sp
 import pydantic as pyd
 import tidy3d as td
-import tidy3d.web as _td_web
+import tidy3d.web as td_web
 
-from ......utils.auth_td_web import g_td_web, is_td_web_authed
+from ......utils import tdcloud
 from .... import contracts as ct
 from .... import sockets
 from ... import base
 
-@functools.cache
+CACHE = {}
-def task_status(task_id: str):
-	task = _td_web.api.webapi.get_info(task_id)
-	return task.status
 
 ####################
 # - Node
@@ -29,42 +26,78 @@ class Tidy3DWebImporterNode(base.MaxwellSimNode):
 	
 	input_sockets = {
 		"Cloud Task": sockets.Tidy3DCloudTaskSocketDef(
-			task_exists=True,
+			should_exist=True,
 		),
+		"Cache Path": sockets.FilePathSocketDef(
+			default_path=Path("loaded_simulation.hdf5")
+		)
 	}
-	output_sockets = {}
-	
-	####################
-	# - UI
-	####################
-	def draw_info(self, context, layout): pass
 	
 	####################
 	# - Output Methods
 	####################
+	@base.computes_output_socket(
+		"FDTD Sim Data",
+		input_sockets={"Cloud Task", "Cache Path"},
+	)
+	def compute_fdtd_sim_data(self, input_sockets: dict) -> str:
+		global CACHE
+		if not CACHE.get(self.instance_id):
+			CACHE[self.instance_id] = {"fdtd_sim_data": None}
+		
+		if CACHE[self.instance_id]["fdtd_sim_data"] is not None:
+			return CACHE[self.instance_id]["fdtd_sim_data"]
+		
+		if not (
+			(cloud_task := input_sockets["Cloud Task"]) is not None
+			and isinstance(cloud_task, tdcloud.CloudTask)
+			and cloud_task.status == "success"
+		):
+			msg ="Won't attempt getting SimData" 
+			raise RuntimeError(msg)
+		
+		# Load the Simulation
+		cache_path = input_sockets["Cache Path"]
+		if cache_path is None: 
+			print("CACHE PATH IS NONE WHY")
+			return ## I guess?
+		if cache_path.is_file():
+			sim_data = td.SimulationData.from_file(str(cache_path))
+		
+		else:
+			sim_data = td_web.api.webapi.load(
+				cloud_task.task_id,
+				path=str(cache_path),
+			)
+		
+		CACHE[self.instance_id]["fdtd_sim_data"] = sim_data
+		return sim_data
+	
 	@base.computes_output_socket(
 		"FDTD Sim",
 		input_sockets={"Cloud Task"},
 	)
-	def compute_cloud_task(self, input_sockets: dict) -> str:
+	def compute_fdtd_sim(self, input_sockets: dict) -> str:
-		if not isinstance(task_id := input_sockets["Cloud Task"], str):
+		if not isinstance(
-			msg ="Input task does not exist" 
+			cloud_task := input_sockets["Cloud Task"],
-			raise ValueError(msg)
+			tdcloud.CloudTask
+		):
+			msg ="Input cloud task does not exist" 
+			raise RuntimeError(msg)
 		
 		# Load the Simulation
-		td_web = g_td_web(None)  ## Presume already auth'ed
 		with tempfile.NamedTemporaryFile(delete=False) as f:
 			_path_tmp = Path(f.name)
 			_path_tmp.rename(f.name + ".json")
 			path_tmp = Path(f.name + ".json")
 		
-		cloud_sim = _td_web.api.webapi.load_simulation(
+		sim = td_web.api.webapi.load_simulation(
-			task_id,
+			cloud_task.task_id,
 			path=str(path_tmp),
-		)
+		)  ## TODO: Don't use td_web directly. Only through tdcloud
 		Path(path_tmp).unlink()
 		
-		return cloud_sim
+		return sim
 	
 	####################
 	# - Update
@@ -74,22 +107,22 @@ class Tidy3DWebImporterNode(base.MaxwellSimNode):
 		input_sockets={"Cloud Task"}
 	)
 	def on_value_changed__cloud_task(self, input_sockets: dict):
-		task_status.cache_clear()
 		if (
-			(task_id := input_sockets["Cloud Task"]) is None
+			(cloud_task := input_sockets["Cloud Task"]) is not None
-			or isinstance(task_id, dict)
+			and isinstance(cloud_task, tdcloud.CloudTask)
-			or task_status(task_id) != "success"
+			and cloud_task.status == "success"
-			or not is_td_web_authed
 		):
-			if self.loose_output_sockets: self.loose_output_sockets = {}
+			self.loose_output_sockets = {
+				"FDTD Sim Data": sockets.MaxwellFDTDSimDataSocketDef(),
+				"FDTD Sim": sockets.MaxwellFDTDSimSocketDef(),
+			}
 			return
 			
-		td_web = g_td_web(None)  ## Presume already auth'ed
+		self.loose_output_sockets = {}
 	
-		self.loose_output_sockets = {
+	@base.on_init()
-			"FDTD Sim": sockets.MaxwellFDTDSimSocketDef(),
+	def on_init(self):
-			"FDTD Sim Data": sockets.AnySocketDef(),
+		self.on_value_changed__cloud_task()
-		}
 
 
 ####################

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/mediums/library_medium.py

@@ -34,7 +34,7 @@ class LibraryMediumNode(base.MaxwellSimNode):
 	managed_obj_defs = {
 		"nk_plot": ct.schemas.ManagedObjDef(
 			mk=lambda name: managed_objs.ManagedBLImage(name),
-			name_prefix="nkplot_",
+			name_prefix="",
 		)
 	}
 	

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/monitors/__init__.py

@@ -1,17 +1,17 @@
 from . import eh_field_monitor
-#from . import field_power_flux_monitor
+from . import field_power_flux_monitor
 #from . import epsilon_tensor_monitor
 #from . import diffraction_monitor
 
 BL_REGISTER = [
 	*eh_field_monitor.BL_REGISTER,
-#	*field_power_flux_monitor.BL_REGISTER,
+	*field_power_flux_monitor.BL_REGISTER,
 #	*epsilon_tensor_monitor.BL_REGISTER,
 #	*diffraction_monitor.BL_REGISTER,
 ]
 BL_NODES = {
 	**eh_field_monitor.BL_NODES,
-#	**field_power_flux_monitor.BL_NODES,
+	**field_power_flux_monitor.BL_NODES,
 #	**epsilon_tensor_monitor.BL_NODES,
 #	**diffraction_monitor.BL_NODES,
 }

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

@@ -26,18 +26,27 @@ class EHFieldMonitorNode(base.MaxwellSimNode):
 	# - Sockets
 	####################
 	input_sockets = {
-		"Rec Start": sockets.PhysicalTimeSocketDef(),
-		"Rec Stop": sockets.PhysicalTimeSocketDef(
-			default_value=200*spux.fs
-		),
 		"Center": sockets.PhysicalPoint3DSocketDef(),
 		"Size": sockets.PhysicalSize3DSocketDef(),
 		"Samples/Space": sockets.Integer3DVectorSocketDef(
 			default_value=sp.Matrix([10, 10, 10])
 		),
+	}
+	input_socket_sets = {
+		"Freq Domain": {
+			"Freqs": sockets.PhysicalFreqSocketDef(
+				is_list=True,
+			),
+		},
+		"Time Domain": {
+			"Rec Start": sockets.PhysicalTimeSocketDef(),
+			"Rec Stop": sockets.PhysicalTimeSocketDef(
+				default_value=200*spux.fs
+			),
 			"Samples/Time": sockets.IntegerNumberSocketDef(
 				default_value=100,
 			),
+		},
 	}
 	output_sockets = {
 		"Monitor": sockets.MaxwellMonitorSocketDef(),
@@ -70,23 +79,39 @@ class EHFieldMonitorNode(base.MaxwellSimNode):
 		"Monitor",
 		input_sockets={
 			"Rec Start", "Rec Stop", "Center", "Size", "Samples/Space",
-			"Samples/Time",
+			"Samples/Time", "Freqs",
 		},
-		props={"sim_node_name"}
+		props={"active_socket_set", "sim_node_name"}
 	)
 	def compute_monitor(self, input_sockets: dict, props: dict) -> td.FieldTimeMonitor:
-		_rec_start = input_sockets["Rec Start"]
-		_rec_stop = input_sockets["Rec Stop"]
 		_center = input_sockets["Center"]
 		_size = input_sockets["Size"]
 		_samples_space = input_sockets["Samples/Space"]
+		
+		center = tuple(spu.convert_to(_center, spu.um) / spu.um)
+		size = tuple(spu.convert_to(_size, spu.um) / spu.um)
+		samples_space = tuple(_samples_space)
+		
+		if props["active_socket_set"] == "Freq Domain":
+			freqs = input_sockets["Freqs"]
+			
+			return td.FieldMonitor(
+				center=center,
+				size=size,
+				name=props["sim_node_name"],
+				interval_space=samples_space,
+				freqs=[
+					float(spu.convert_to(freq, spu.hertz) / spu.hertz)
+					for freq in freqs
+				],
+			)
+		else:  ## Time Domain
+			_rec_start = input_sockets["Rec Start"]
+			_rec_stop = input_sockets["Rec Stop"]
 			samples_time = input_sockets["Samples/Time"]
 			
 			rec_start = spu.convert_to(_rec_start, spu.second) / spu.second
 			rec_stop = spu.convert_to(_rec_stop, spu.second) / spu.second
-		center = tuple(spu.convert_to(_center, spu.um) / spu.um)
-		size = tuple(spu.convert_to(_size, spu.um) / spu.um)
-		samples_space = tuple(_samples_space)
 			
 			return td.FieldTimeMonitor(
 				center=center,

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

@@ -1,6 +1,201 @@
+import typing as typ
+import functools
+
+import bpy
+import tidy3d as td
+import sympy as sp
+import sympy.physics.units as spu
+import numpy as np
+import scipy as sc
+
+from .....utils import analyze_geonodes
+from .....utils import extra_sympy_units as spux
+from ... import contracts as ct
+from ... import sockets
+from ... import managed_objs
+from .. import base
+
+GEONODES_MONITOR_BOX = "monitor_flux_box"
+
+class FieldPowerFluxMonitorNode(base.MaxwellSimNode):
+	node_type = ct.NodeType.FieldPowerFluxMonitor
+	bl_label = "Field Power Flux Monitor"
+	use_sim_node_name = True
+	
+	####################
+	# - Sockets
+	####################
+	input_sockets = {
+		"Center": sockets.PhysicalPoint3DSocketDef(),
+		"Size": sockets.PhysicalSize3DSocketDef(),
+		"Samples/Space": sockets.Integer3DVectorSocketDef(
+			default_value=sp.Matrix([10, 10, 10])
+		),
+		"Direction": sockets.BoolSocketDef(),
+	}
+	input_socket_sets = {
+		"Freq Domain": {
+			"Freqs": sockets.PhysicalFreqSocketDef(
+				is_list=True,
+			),
+		},
+		"Time Domain": {
+			"Rec Start": sockets.PhysicalTimeSocketDef(),
+			"Rec Stop": sockets.PhysicalTimeSocketDef(
+				default_value=200*spux.fs
+			),
+			"Samples/Time": sockets.IntegerNumberSocketDef(
+				default_value=100,
+			),
+		},
+	}
+	output_sockets = {
+		"Monitor": sockets.MaxwellMonitorSocketDef(),
+	}
+	
+	managed_obj_defs = {
+		"monitor_box": ct.schemas.ManagedObjDef(
+			mk=lambda name: managed_objs.ManagedBLObject(name),
+			name_prefix="",
+		)
+	}
+	
+	####################
+	# - Properties
+	####################
+	
+	####################
+	# - UI
+	####################
+	def draw_props(self, context, layout):
+		pass
+	
+	def draw_info(self, context, col):
+		pass
+	
+	####################
+	# - Output Sockets
+	####################
+	@base.computes_output_socket(
+		"Monitor",
+		input_sockets={
+			"Rec Start", "Rec Stop", "Center", "Size", "Samples/Space",
+			"Samples/Time", "Freqs", "Direction",
+		},
+		props={"active_socket_set", "sim_node_name"}
+	)
+	def compute_monitor(self, input_sockets: dict, props: dict) -> td.FieldTimeMonitor:
+		_center = input_sockets["Center"]
+		_size = input_sockets["Size"]
+		_samples_space = input_sockets["Samples/Space"]
+		
+		center = tuple(spu.convert_to(_center, spu.um) / spu.um)
+		size = tuple(spu.convert_to(_size, spu.um) / spu.um)
+		samples_space = tuple(_samples_space)
+		
+		direction = "+" if input_sockets["Direction"] else "-"
+		
+		if props["active_socket_set"] == "Freq Domain":
+			freqs = input_sockets["Freqs"]
+			
+			return td.FluxMonitor(
+				center=center,
+				size=size,
+				name=props["sim_node_name"],
+				interval_space=samples_space,
+				freqs=[
+					float(spu.convert_to(freq, spu.hertz) / spu.hertz)
+					for freq in freqs
+				],
+				normal_dir=direction,
+			)
+		else:  ## Time Domain
+			_rec_start = input_sockets["Rec Start"]
+			_rec_stop = input_sockets["Rec Stop"]
+			samples_time = input_sockets["Samples/Time"]
+			
+			rec_start = spu.convert_to(_rec_start, spu.second) / spu.second
+			rec_stop = spu.convert_to(_rec_stop, spu.second) / spu.second
+			
+			return td.FieldTimeMonitor(
+				center=center,
+				size=size,
+				name=props["sim_node_name"],
+				start=rec_start,
+				stop=rec_stop,
+				interval=samples_time,
+				interval_space=samples_space,
+			)
+	
+	####################
+	# - Preview - Changes to Input Sockets
+	####################
+	@base.on_value_changed(
+		socket_name={"Center", "Size"},
+		input_sockets={"Center", "Size", "Direction"},
+		managed_objs={"monitor_box"},
+	)
+	def on_value_changed__center_size(
+		self,
+		input_sockets: dict,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		_center = input_sockets["Center"]
+		center = tuple([
+			float(el)
+			for el in spu.convert_to(_center, spu.um) / spu.um
+		])
+		
+		_size = input_sockets["Size"]
+		size = tuple([
+			float(el)
+			for el in spu.convert_to(_size, spu.um) / spu.um
+		])
+		## TODO: Preview unit system?? Presume um for now
+		
+		# Retrieve Hard-Coded GeoNodes and Analyze Input
+		geo_nodes = bpy.data.node_groups[GEONODES_MONITOR_BOX]
+		geonodes_interface = analyze_geonodes.interface(
+			geo_nodes, direc="INPUT"
+		)
+		
+		# Sync Modifier Inputs
+		managed_objs["monitor_box"].sync_geonodes_modifier(
+			geonodes_node_group=geo_nodes,
+			geonodes_identifier_to_value={
+				geonodes_interface["Size"].identifier: size,
+				geonodes_interface["Direction"].identifier: input_sockets["Direction"],
+				## TODO: Use 'bl_socket_map.value_to_bl`!
+				## - This accounts for auto-conversion, unit systems, etc. .
+				## - We could keep it in the node base class...
+				## - ...But it needs aligning with Blender, too. Hmm.
+			}
+		)
+		
+		# Sync Object Position
+		managed_objs["monitor_box"].bl_object("MESH").location = center
+	
+	####################
+	# - Preview - Show Preview
+	####################
+	@base.on_show_preview(
+		managed_objs={"monitor_box"},
+	)
+	def on_show_preview(
+		self,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		managed_objs["monitor_box"].show_preview("MESH")
+		self.on_value_changed__center_size()
+
 ####################
 # - Blender Registration
 ####################
-BL_REGISTER = []
+BL_REGISTER = [
-BL_NODES = {}
+	FieldPowerFluxMonitorNode,
-
+]
+BL_NODES = {
+	ct.NodeType.FieldPowerFluxMonitor: (
+		ct.NodeCategory.MAXWELLSIM_MONITORS
+	)
+}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/outputs/exporters/tidy3d_web_exporter.py

@@ -11,197 +11,141 @@ import pydantic as pyd
 import tidy3d as td
 import tidy3d.web as _td_web
 
-from ......utils.auth_td_web import g_td_web, is_td_web_authed
+from ......utils import tdcloud
 from .... import contracts as ct
 from .... import sockets
 from ... import base
 
-####################
-# - Task Getters
-####################
-## TODO: We should probably refactor this setup.
-@functools.cache
-def estimated_task_cost(task_id: str):
-	return _td_web.api.webapi.estimate_cost(task_id)
-
-@functools.cache
-def billed_task_cost(task_id: str):
-	return _td_web.api.webapi.real_cost(task_id)
-
-@functools.cache
-def task_status(task_id: str):
-	task = _td_web.api.webapi.get_info(task_id)
-	return task.status
-
-####################
-# - Progress Timer
-####################
-## TODO: We should probably refactor this too.
-class Tidy3DTaskStatusModalOperator(bpy.types.Operator):
-	bl_idname = "blender_maxwell.tidy_3d_task_status_modal_operator"
-	bl_label = "Tidy3D Task Status Modal Operator"
-
-	_timer = None
-	_task_id = None
-	_node = None
-	_status = None
-	_reported_done = False
-
-	def modal(self, context, event):
-		# Retrieve New Status
-		task_status.cache_clear()
-		new_status = task_status(self._task_id)
-		if new_status != self._status:
-			task_status.cache_clear()
-			self._status = new_status
-			
-		# Check Done Status
-		if self._status in {"success", "error"}:
-			# Report Done
-			if not self._reported_done:
-				self._node.trigger_action("value_changed")
-				self._reported_done = True
-			
-			# Finish when Billing is Known
-			if not billed_task_cost(self._task_id):
-				billed_task_cost.cache_clear()
-			else:
-				return {'FINISHED'}
-		
-		return {'PASS_THROUGH'}
-
-	def execute(self, context):
-		node = context.node
-		wm = context.window_manager
-		
-		self._timer = wm.event_timer_add(2.0, window=context.window)
-		self._task_id = node.uploaded_task_id
-		self._node = node
-		self._status = task_status(self._task_id)
-		
-		wm.modal_handler_add(self)
-		return {'RUNNING_MODAL'}
-
 ####################
 # - Web Uploader / Loader / Runner / Releaser
 ####################
-## TODO: We should probably refactor this too.
+class UploadSimulation(bpy.types.Operator):
-class Tidy3DWebUploadOperator(bpy.types.Operator):
+	bl_idname = "blender_maxwell.nodes__upload_simulation"
-	bl_idname = "blender_maxwell.tidy_3d_web_upload_operator"
+	bl_label = "Upload Tidy3D Simulation"
-	bl_label = "Tidy3D Web Upload Operator"
 	bl_description = "Upload the attached (locked) simulation, such that it is ready to run on the Tidy3D cloud"
 
 	@classmethod
 	def poll(cls, context):
-		space = context.space_data
 		return (
-			space.type == 'NODE_EDITOR'
+			hasattr(context, "node")
-			and space.node_tree is not None
+			and hasattr(context.node, "node_type")
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
+			and context.node.node_type == ct.NodeType.Tidy3DWebExporter
-			and is_td_web_authed()
+			
-			and hasattr(context, "node")
 			and context.node.lock_tree
+			and tdcloud.IS_AUTHENTICATED
+			and not context.node.tracked_task_id
+			and context.node.inputs["FDTD Sim"].is_linked
 		)
 
 	def execute(self, context):
 		node = context.node
-		node.web_upload()
+		node.upload_sim()
 		return {'FINISHED'}
 
-class Tidy3DLoadUploadedOperator(bpy.types.Operator):
+class RunSimulation(bpy.types.Operator):
-	bl_idname = "blender_maxwell.tidy_3d_load_uploaded_operator"
+	bl_idname = "blender_maxwell.nodes__run_simulation"
-	bl_label = "Tidy3D Load Uploaded Operator"
+	bl_label = "Run Tracked Tidy3D Sim"
-	bl_description = "Load an already-uploaded simulation, as selected in the dropdown of the 'Cloud Task' socket"
+	bl_description = "Run the currently tracked simulation task"
 
 	@classmethod
 	def poll(cls, context):
-		space = context.space_data
 		return (
-			space.type == 'NODE_EDITOR'
+			hasattr(context, "node")
-			and space.node_tree is not None
+			and hasattr(context.node, "node_type")
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
+			and context.node.node_type == ct.NodeType.Tidy3DWebExporter
-			and is_td_web_authed()
+			
-			and hasattr(context, "node")
+			and tdcloud.IS_AUTHENTICATED
-			and context.node.lock_tree
+			and context.node.tracked_task_id
+			and (task_info := tdcloud.TidyCloudTasks.task_info(
+				context.node.tracked_task_id
+			)) is not None
+			and task_info.status == "draft"
 		)
 
 	def execute(self, context):
 		node = context.node
-		node.load_uploaded_task()
+		node.run_tracked_task()
-		
-		# Load Simulation to Compare
-		## Load Local Sim
-		local_sim = node._compute_input("FDTD Sim")
-		
-		## Load Cloud Sim
-		task_id = node.compute_output("Cloud Task")
-		with tempfile.NamedTemporaryFile(delete=False) as f:
-			_path_tmp = Path(f.name)
-			_path_tmp.rename(f.name + ".json")
-			path_tmp = Path(f.name + ".json")
-		cloud_sim = _td_web.api.webapi.load_simulation(task_id, path=str(path_tmp))
-		
-		Path(path_tmp).unlink()
-		
-		## Compare
-		if local_sim != cloud_sim:
-			node.release_uploaded_task()
-			msg = "Loaded simulation doesn't match input simulation"
-			raise ValueError(msg)
-		
 		return {'FINISHED'}
 
-class RunUploadedTidy3DSim(bpy.types.Operator):
+class ReloadTrackedTask(bpy.types.Operator):
-	bl_idname = "blender_maxwell.run_uploaded_tidy_3d_sim"
+	bl_idname = "blender_maxwell.nodes__reload_tracked_task"
-	bl_label = "Run Uploaded Tidy3D Sim"
+	bl_label = "Reload Tracked Tidy3D Cloud Task"
-	bl_description = "Run the currently uploaded (and loaded) simulation"
+	bl_description = "Reload the currently tracked simulation task"
 
 	@classmethod
 	def poll(cls, context):
-		space = context.space_data
 		return (
-			space.type == 'NODE_EDITOR'
+			hasattr(context, "node")
-			and space.node_tree is not None
+			and hasattr(context.node, "node_type")
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
+			and context.node.node_type == ct.NodeType.Tidy3DWebExporter
-			and is_td_web_authed()
+			
-			and hasattr(context, "node")
+			and tdcloud.IS_AUTHENTICATED
-			and context.node.lock_tree
+			and context.node.tracked_task_id
-			and context.node.uploaded_task_id
-			and task_status(context.node.uploaded_task_id) == "draft"
 		)
 
 	def execute(self, context):
 		node = context.node
-		node.run_uploaded_task()
+		if (
-		bpy.ops.blender_maxwell.tidy_3d_task_status_modal_operator()
+			cloud_task := tdcloud.TidyCloudTasks.task(node.tracked_task_id)
+		) is None:
+			msg = "Tried to reload tracked task, but it doesn't exist"
+			raise RuntimeError(msg)
+		
+		cloud_task = tdcloud.TidyCloudTasks.update_task(cloud_task)
 		return {'FINISHED'}
 
-class ReleaseTidy3DExportOperator(bpy.types.Operator):
+class EstCostTrackedTask(bpy.types.Operator):
-	bl_idname = "blender_maxwell.release_tidy_3d_export_operator"
+	bl_idname = "blender_maxwell.nodes__est_cost_tracked_task"
-	bl_label = "Release Tidy3D Export Operator"
+	bl_label = "Est Cost of Tracked Tidy3D Cloud Task"
+	bl_description = "Reload the currently tracked simulation task"
 
 	@classmethod
 	def poll(cls, context):
-		space = context.space_data
 		return (
-			space.type == 'NODE_EDITOR'
+			hasattr(context, "node")
-			and space.node_tree is not None
+			and hasattr(context.node, "node_type")
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
+			and context.node.node_type == ct.NodeType.Tidy3DWebExporter
-			and is_td_web_authed()
+			
-			and hasattr(context, "node")
+			and tdcloud.IS_AUTHENTICATED
-			and context.node.lock_tree
+			and context.node.tracked_task_id
-			and context.node.uploaded_task_id
 		)
 
 	def execute(self, context):
 		node = context.node
-		node.release_uploaded_task()
+		if (
+			task_info := tdcloud.TidyCloudTasks.task_info(context.node.tracked_task_id)
+		) is None:
+			msg = "Tried to estimate cost of tracked task, but it doesn't exist"
+			raise RuntimeError(msg)
+		
+		node.cache_est_cost = task_info.cost_est()
+		return {'FINISHED'}
+
+class ReleaseTrackedTask(bpy.types.Operator):
+	bl_idname = "blender_maxwell.nodes__release_tracked_task"
+	bl_label = "Release Tracked Tidy3D Cloud Task"
+	bl_description = "Release the currently tracked simulation task"
+
+	@classmethod
+	def poll(cls, context):
+		return (
+			hasattr(context, "node")
+			and hasattr(context.node, "node_type")
+			and context.node.node_type == ct.NodeType.Tidy3DWebExporter
+			
+			#and tdcloud.IS_AUTHENTICATED
+			and context.node.tracked_task_id
+		)
+
+	def execute(self, context):
+		node = context.node
+		node.tracked_task_id = ""
 		return {'FINISHED'}
 
 
 
 ####################
-# - Web Exporter Node
+# - Node
 ####################
 class Tidy3DWebExporterNode(base.MaxwellSimNode):
 	node_type = ct.NodeType.Tidy3DWebExporter
@@ -210,33 +154,42 @@ class Tidy3DWebExporterNode(base.MaxwellSimNode):
 	input_sockets = {
 		"FDTD Sim": sockets.MaxwellFDTDSimSocketDef(),
 		"Cloud Task": sockets.Tidy3DCloudTaskSocketDef(
-			task_exists=False,
+			should_exist=False,
-		),
-	}
-	output_sockets = {
-		"Cloud Task": sockets.Tidy3DCloudTaskSocketDef(
-			task_exists=True,
 		),
 	}
 	
+	####################
+	# - Properties
+	####################
 	lock_tree: bpy.props.BoolProperty(
 		name="Whether to lock the attached tree",
 		description="Whether or not to lock the attached tree",
 		default=False,
-		update=(lambda self, context: self.sync_lock_tree(context)),
+		update=lambda self, context: self.sync_lock_tree(context),
 	)
-	uploaded_task_id: bpy.props.StringProperty(
+	tracked_task_id: bpy.props.StringProperty(
-		name="Uploaded Task ID",
+		name="Tracked Task ID",
-		description="The uploaded task ID",
+		description="The currently tracked task ID",
 		default="",
+		update=lambda self, context: self.sync_tracked_task_id(context),
+	)
+	
+	# Cache
+	cache_total_monitor_data: bpy.props.FloatProperty(
+		name="(Cached) Total Monitor Data",
+		description="Required storage space by all monitors",
+		default=0.0,
+	)
+	cache_est_cost: bpy.props.FloatProperty(
+		name="(Cached) Estimated Total Cost",
+		description="Est. Cost in FlexCompute units",
+		default=-1.0,
 	)
 	
 	####################
 	# - Sync Methods
 	####################
 	def sync_lock_tree(self, context):
-		node_tree = self.id_data
-		
 		if self.lock_tree:
 			self.trigger_action("enable_lock")
 			self.locked = False
@@ -247,106 +200,200 @@ class Tidy3DWebExporterNode(base.MaxwellSimNode):
 		else:
 			self.trigger_action("disable_lock")
 		
+		self.sync_prop("lock_tree", context)
+
+	def sync_tracked_task_id(self, context):
+		# Select Tracked Task
+		if self.tracked_task_id:
+			cloud_task = tdcloud.TidyCloudTasks.task(self.tracked_task_id)
+			task_info = tdcloud.TidyCloudTasks.task_info(self.tracked_task_id)
+			
+			self.loose_output_sockets = {
+				"Cloud Task": sockets.Tidy3DCloudTaskSocketDef(
+					should_exist=True,
+				),
+			}
+			self.inputs["Cloud Task"].locked = True
+		
+		# Release Tracked Task
+		else:
+			self.cache_est_cost = -1.0
+			self.loose_output_sockets = {}
+			self.inputs["Cloud Task"].sync_prepare_new_task()
+			self.inputs["Cloud Task"].locked = False
+		
+		self.sync_prop("tracked_task_id", context)
+	
 	####################
 	# - Output Socket Callbacks
 	####################
-	def web_upload(self):
+	def validate_sim(self):
-		if not (sim := self._compute_input("FDTD Sim")):
+		if (sim := self._compute_input("FDTD Sim")) is None:
-			raise ValueError("Must attach simulation")
+			msg = "Tried to validate simulation, but none is attached"
+			raise ValueError(msg)
 		
-		if not (new_task_dict := self._compute_input("Cloud Task")):
+		sim.validate_pre_upload(source_required = True)
-			raise ValueError("No valid cloud task defined")
 		
-		td_web = g_td_web(None)  ## Presume already auth'ed
+	def upload_sim(self):
+		if (sim := self._compute_input("FDTD Sim")) is None:
+			msg = "Tried to upload simulation, but none is attached"
+			raise ValueError(msg)
 		
-		self.uploaded_task_id = td_web.api.webapi.upload(
+		if (
-			sim,
+			(new_task := self._compute_input("Cloud Task")) is None
-			**new_task_dict,
+			or isinstance(
+				new_task,
+				tdcloud.CloudTask,
+			)
+		):
+			msg = "Tried to upload simulation to new task, but existing task was selected"
+			raise ValueError(msg)
+		
+		# Create Cloud Task
+		cloud_task = tdcloud.TidyCloudTasks.mk_task(
+			task_name=new_task[0],
+			cloud_folder=new_task[1],
+			sim=sim,
+			upload_progress_cb=lambda uploaded_bytes: None,  ## TODO: Use!
 			verbose=True,
 		)
 		
-		self.inputs["Cloud Task"].sync_task_loaded(self.uploaded_task_id)
+		# Declare to Cloud Task that it Exists Now
+		## This will change the UI to not allow free-text input.
+		## If the socket is linked, this errors.
+		self.inputs["Cloud Task"].sync_created_new_task(cloud_task)
 		
-	def load_uploaded_task(self):
+		# Track the Newly Uploaded Task ID
-		self.inputs["Cloud Task"].sync_task_loaded(None)
+		self.tracked_task_id = cloud_task.task_id
-		self.uploaded_task_id = self._compute_input("Cloud Task")
 	
-		self.trigger_action("value_changed")
+	def run_tracked_task(self):
+		if (
+			cloud_task := tdcloud.TidyCloudTasks.task(self.tracked_task_id)
+		) is None:
+			msg = "Tried to run tracked task, but it doesn't exist"
+			raise RuntimeError(msg)
 		
-	def run_uploaded_task(self):
+		cloud_task.submit()
-		td_web = g_td_web(None)  ## Presume already auth'ed
+		tdcloud.TidyCloudTasks.update_task(cloud_task)  ## TODO: Check that status is actually immediately updated.
-		td_web.api.webapi.start(self.uploaded_task_id)
-		
-		self.trigger_action("value_changed")
-	
-	def release_uploaded_task(self):
-		self.uploaded_task_id = ""
-		self.inputs["Cloud Task"].sync_task_released(specify_new_task=True)
-		
-		self.trigger_action("value_changed")
 	
 	####################
 	# - UI
 	####################
 	def draw_operators(self, context, layout):
-		is_authed = is_td_web_authed()
+		# Row: Upload Sim Buttons
-		has_uploaded_task_id = bool(self.uploaded_task_id)
-		
-		# Row: Run Simulation
 		row = layout.row(align=True)
-		if has_uploaded_task_id: row.enabled = False
 		row.operator(
-			Tidy3DWebUploadOperator.bl_idname,
+			UploadSimulation.bl_idname,
-			text="Upload Sim",
+			text="Upload",
 		)
 		tree_lock_icon = "LOCKED" if self.lock_tree else "UNLOCKED"
 		row.prop(self, "lock_tree", toggle=True, icon=tree_lock_icon, text="")
 		
-		# Row: Run Simulation
+		# Row: Run Sim Buttons
 		row = layout.row(align=True)
-		if is_authed and has_uploaded_task_id:
-			run_sim_text = f"Run Sim (~{estimated_task_cost(self.uploaded_task_id):.3f} credits)"
-		else:
-			run_sim_text = f"Run Sim"
-		
 		row.operator(
-			RunUploadedTidy3DSim.bl_idname,
+			RunSimulation.bl_idname,
-			text=run_sim_text,
+			text="Run",
 		)
-		if has_uploaded_task_id:
+		if self.tracked_task_id:
 			tree_lock_icon = "LOOP_BACK"
 			row.operator(
-				ReleaseTidy3DExportOperator.bl_idname,
+				ReleaseTrackedTask.bl_idname,
 				icon="LOOP_BACK",
 				text="",
 			)
-		else:
+	
-			row.operator(
+	def draw_info(self, context, layout):
-				Tidy3DLoadUploadedOperator.bl_idname,
+		# Connection Info
-				icon="TRIA_UP_BAR",
+		auth_icon = "CHECKBOX_HLT" if tdcloud.IS_AUTHENTICATED else "CHECKBOX_DEHLT"
-				text="",
+		conn_icon = "CHECKBOX_HLT" if tdcloud.IS_ONLINE else "CHECKBOX_DEHLT"
+		
+		row = layout.row()
+		row.alignment = "CENTER"
+		row.label(text="Cloud Status")
+		box = layout.box()
+		split = box.split(factor=0.85)
+		
+		## Split: Left Column
+		col = split.column(align=False)
+		col.label(text="Authed")
+		col.label(text="Connected")
+		
+		## Split: Right Column
+		col = split.column(align=False)
+		col.label(icon=auth_icon)
+		col.label(icon=conn_icon)
+		
+		
+		# Simulation Info
+		if self.inputs["FDTD Sim"].is_linked:
+			row = layout.row()
+			row.alignment = "CENTER"
+			row.label(text="Sim Info")
+			box = layout.box()
+			split = box.split(factor=0.4)
+			
+			## Split: Left Column
+			col = split.column(align=False)
+			col.label(text="𝝨 Output")
+			
+			## Split: Right Column
+			col = split.column(align=False)
+			col.alignment = "RIGHT"
+			col.label(text=f"{self.cache_total_monitor_data / 1_000_000:.2f}MB")
+		
+		
+		# Cloud Task Info
+		if self.tracked_task_id and tdcloud.IS_AUTHENTICATED:
+			task_info = tdcloud.TidyCloudTasks.task_info(
+				self.tracked_task_id
 			)
+			if task_info is None: return
 			
-		# Row: Simulation Progress
+			## Header
-		if is_authed and has_uploaded_task_id:
+			row = layout.row()
-			progress = {
+			row.alignment = "CENTER"
-				"draft": (0.0, "Waiting to Run..."),
+			row.label(text="Task Info")
-				"initialized": (0.0, "Initializing..."),
-				"queued": (0.0, "Queued..."),
-				"preprocessing": (0.05, "Pre-processing..."),
-				"running": (0.2, "Running..."),
-				"postprocess": (0.85, "Post-processing..."),
-				"success": (1.0, f"Success (={billed_task_cost(self.uploaded_task_id)} credits)"),
-				"error": (1.0, f"Error (={billed_task_cost(self.uploaded_task_id)} credits)"),
-			}[task_status(self.uploaded_task_id)]
 			
-			layout.separator()
+			## Progress Bar
 			row = layout.row(align=True)
 			row.progress(
-				factor=progress[0],
+				factor=0.0,
 				type="BAR",
-				text=progress[1],
+				text=f"Status: {task_info.status.capitalize()}",
 			)
+			row.operator(
+				ReloadTrackedTask.bl_idname,
+				text="",
+				icon="FILE_REFRESH",
+			)
+			row.operator(
+				EstCostTrackedTask.bl_idname,
+				text="",
+				icon="SORTTIME",
+			)
+			
+			## Information
+			box = layout.box()
+			split = box.split(factor=0.4)
+			
+			## Split: Left Column
+			col = split.column(align=False)
+			col.label(text="Status")
+			col.label(text="Est. Cost")
+			col.label(text="Real Cost")
+			
+			## Split: Right Column
+			cost_est = f"{self.cache_est_cost:.2f}" if self.cache_est_cost >= 0 else "TBD"
+			cost_real = f"{task_info.cost_real:.2f}" if task_info.cost_real is not None else "TBD"
+			
+			col = split.column(align=False)
+			col.alignment = "RIGHT"
+			col.label(text=task_info.status.capitalize())
+			col.label(text=f"{cost_est} creds")
+			col.label(text=f"{cost_real} creds")
+		
+		# Connection Information
 	
 	####################
 	# - Output Methods
@@ -355,35 +402,40 @@ class Tidy3DWebExporterNode(base.MaxwellSimNode):
 		"Cloud Task",
 		input_sockets={"Cloud Task"},
 	)
-	def compute_cloud_task(self, input_sockets: dict) -> str | None:
+	def compute_cloud_task(self, input_sockets: dict) -> tdcloud.CloudTask | None:
-		if self.uploaded_task_id: return self.uploaded_task_id
+		if isinstance(
+			cloud_task := input_sockets["Cloud Task"],
+			tdcloud.CloudTask
+		):
+			return cloud_task
+		
 		return None
 	
 	####################
-	# - Update
+	# - Output Methods
 	####################
-	@base.on_value_changed(socket_name="FDTD Sim")
+	@base.on_value_changed(
-	def on_value_changed__fdtd_sim(self):
+		socket_name="FDTD Sim",
-		estimated_task_cost.cache_clear()
+		input_sockets={"FDTD Sim"},
-		task_status.cache_clear()
+	)
-		billed_task_cost.cache_clear()
+	def on_value_changed__fdtd_sim(self, input_sockets):
+		if (sim := self._compute_input("FDTD Sim")) is None:
+			self.cache_total_monitor_data = 0
+			return
 		
-	@base.on_value_changed(socket_name="Cloud Task")
+		sim.validate_pre_upload(source_required = True)
-	def on_value_changed__cloud_task(self):
+		self.cache_total_monitor_data = sum(sim.monitors_data_size.values())
-		estimated_task_cost.cache_clear()
-		task_status.cache_clear()
-		billed_task_cost.cache_clear()
 
 
 ####################
 # - Blender Registration
 ####################
 BL_REGISTER = [
-	Tidy3DWebUploadOperator,
+	UploadSimulation,
-	Tidy3DTaskStatusModalOperator,
+	RunSimulation,
-	RunUploadedTidy3DSim,
+	ReloadTrackedTask,
-	Tidy3DLoadUploadedOperator,
+	EstCostTrackedTask,
-	ReleaseTidy3DExportOperator,
+	ReleaseTrackedTask,
 	Tidy3DWebExporterNode,
 ]
 BL_NODES = {

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/simulations/fdtd_sim.py

@@ -16,9 +16,15 @@ class FDTDSimNode(base.MaxwellSimNode):
 	input_sockets = {
 		"Domain": sockets.MaxwellSimDomainSocketDef(),
 		"BCs": sockets.MaxwellBoundCondsSocketDef(),
-		"Sources": sockets.MaxwellSourceSocketDef(),
+		"Sources": sockets.MaxwellSourceSocketDef(
-		"Structures": sockets.MaxwellStructureSocketDef(),
+			is_list=True,
-		"Monitors": sockets.MaxwellMonitorSocketDef(),
+		),
+		"Structures": sockets.MaxwellStructureSocketDef(
+			is_list=True,
+		),
+		"Monitors": sockets.MaxwellMonitorSocketDef(
+			is_list=True,
+		),
 	}
 	output_sockets = {
 		"FDTD Sim": sockets.MaxwellFDTDSimSocketDef(),
@@ -41,12 +47,12 @@ class FDTDSimNode(base.MaxwellSimNode):
 		bounds = input_sockets["BCs"]
 		monitors = input_sockets["Monitors"]
 		
-		if not isinstance(sources, list):
+		#if not isinstance(sources, list):
-			sources = [sources]
+		#	sources = [sources]
-		if not isinstance(structures, list):
+		#if not isinstance(structures, list):
-			structures = [structures]
+		#	structures = [structures]
-		if not isinstance(monitors, list):
+		#if not isinstance(monitors, list):
-			monitors = [monitors]
+		#	monitors = [monitors]
 		
 		return td.Simulation(
 			**sim_domain,  ## run_time=, size=, grid=, medium=

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/simulations/sim_domain.py

@@ -32,7 +32,7 @@ class SimDomainNode(base.MaxwellSimNode):
 	managed_obj_defs = {
 		"domain_box": ct.schemas.ManagedObjDef(
 			mk=lambda name: managed_objs.ManagedBLObject(name),
-			name_prefix="domain_box_",
+			name_prefix="",
 		)
 	}
 	

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/sources/point_dipole_source.py

@@ -31,7 +31,7 @@ class PointDipoleSourceNode(base.MaxwellSimNode):
 	managed_obj_defs = {
 		"sphere_empty": ct.schemas.ManagedObjDef(
 			mk=lambda name: managed_objs.ManagedBLObject(name),
-			name_prefix="point_dipole_",
+			name_prefix="",
 		)
 	}
 	
@@ -47,14 +47,20 @@ class PointDipoleSourceNode(base.MaxwellSimNode):
 			("EZ", "Ez", "Electric field in z-dir"),
 		],
 		default="EX",
-		update=(lambda self, context: self.sync_prop("pol_axis")),
+		update=(lambda self, context: self.sync_prop("pol_axis", context)),
 	)
 	
 	####################
 	# - UI
 	####################
 	def draw_props(self, context, layout):
-		layout.prop(self, "pol_axis", text="Pol Axis")
+		split = layout.split(factor=0.6)
+		
+		col = split.column()
+		col.label(text="Pol Axis")
+		
+		col = split.column()
+		col.prop(self, "pol_axis", text="")
 	
 	####################
 	# - Output Socket Computation
@@ -117,6 +123,7 @@ class PointDipoleSourceNode(base.MaxwellSimNode):
 			"EMPTY",
 			empty_display_type="SPHERE",
 		)
+		managed_objs["sphere_empty"].bl_object("EMPTY").empty_display_size = 0.2
 
 
 

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/sources/temporal_shapes/gaussian_pulse_temporal_shape.py

@@ -15,7 +15,6 @@ from ... import base
 
 class GaussianPulseTemporalShapeNode(base.MaxwellSimNode):
 	node_type = ct.NodeType.GaussianPulseTemporalShape
-	
 	bl_label = "Gaussian Pulse Temporal Shape"
 	#bl_icon = ...
 	

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/structures/geonodes_structure.py

@@ -35,7 +35,7 @@ class GeoNodesStructureNode(base.MaxwellSimNode):
 	managed_obj_defs = {
 		"geometry": ct.schemas.ManagedObjDef(
 			mk=lambda name: managed_objs.ManagedBLObject(name),
-			name_prefix="geonodes_",
+			name_prefix="",
 		)
 	}
 	

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/structures/primitives/__init__.py

@@ -1,14 +1,14 @@
 from . import box_structure
 #from . import cylinder_structure
-#from . import sphere_structure
+from . import sphere_structure
 
 BL_REGISTER = [
 	*box_structure.BL_REGISTER,
 #	*cylinder_structure.BL_REGISTER,
-#	*sphere_structure.BL_REGISTER,
+	*sphere_structure.BL_REGISTER,
 ]
 BL_NODES = {
 	**box_structure.BL_NODES,
 #	**cylinder_structure.BL_NODES,
-#	**sphere_structure.BL_NODES,
+	**sphere_structure.BL_NODES,
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/structures/primitives/box_structure.py

@@ -2,10 +2,16 @@ import tidy3d as td
 import sympy as sp
 import sympy.physics.units as spu
 
+import bpy
+
+from ......utils import analyze_geonodes
 from .... import contracts as ct
 from .... import sockets
+from .... import managed_objs
 from ... import base
 
+GEONODES_STRUCTURE_BOX = "structure_box"
+
 class BoxStructureNode(base.MaxwellSimNode):
 	node_type = ct.NodeType.BoxStructure
 	bl_label = "Box Structure"
@@ -16,12 +22,21 @@ class BoxStructureNode(base.MaxwellSimNode):
 	input_sockets = {
 		"Medium": sockets.MaxwellMediumSocketDef(),
 		"Center": sockets.PhysicalPoint3DSocketDef(),
-		"Size": sockets.PhysicalSize3DSocketDef(),
+		"Size": sockets.PhysicalSize3DSocketDef(
+			default_value=sp.Matrix([500, 500, 500]) * spu.nm
+		),
 	}
 	output_sockets = {
 		"Structure": sockets.MaxwellStructureSocketDef(),
 	}
 	
+	managed_obj_defs = {
+		"structure_box": ct.schemas.ManagedObjDef(
+			mk=lambda name: managed_objs.ManagedBLObject(name),
+			name_prefix="",
+		)
+	}
+	
 	####################
 	# - Output Socket Computation
 	####################
@@ -45,6 +60,66 @@ class BoxStructureNode(base.MaxwellSimNode):
 			medium=medium,
 		)
 	
+	####################
+	# - Preview - Changes to Input Sockets
+	####################
+	@base.on_value_changed(
+		socket_name={"Center", "Size"},
+		input_sockets={"Center", "Size"},
+		managed_objs={"structure_box"},
+	)
+	def on_value_changed__center_size(
+		self,
+		input_sockets: dict,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		_center = input_sockets["Center"]
+		center = tuple([
+			float(el)
+			for el in spu.convert_to(_center, spu.um) / spu.um
+		])
+		
+		_size = input_sockets["Size"]
+		size = tuple([
+			float(el)
+			for el in spu.convert_to(_size, spu.um) / spu.um
+		])
+		## TODO: Preview unit system?? Presume um for now
+		
+		# Retrieve Hard-Coded GeoNodes and Analyze Input
+		geo_nodes = bpy.data.node_groups[GEONODES_STRUCTURE_BOX]
+		geonodes_interface = analyze_geonodes.interface(
+			geo_nodes, direc="INPUT"
+		)
+		
+		# Sync Modifier Inputs
+		managed_objs["structure_box"].sync_geonodes_modifier(
+			geonodes_node_group=geo_nodes,
+			geonodes_identifier_to_value={
+				geonodes_interface["Size"].identifier: size,
+				## TODO: Use 'bl_socket_map.value_to_bl`!
+				## - This accounts for auto-conversion, unit systems, etc. .
+				## - We could keep it in the node base class...
+				## - ...But it needs aligning with Blender, too. Hmm.
+			}
+		)
+		
+		# Sync Object Position
+		managed_objs["structure_box"].bl_object("MESH").location = center
+	
+	####################
+	# - Preview - Show Preview
+	####################
+	@base.on_show_preview(
+		managed_objs={"structure_box"},
+	)
+	def on_show_preview(
+		self,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		managed_objs["structure_box"].show_preview("MESH")
+		self.on_value_changed__center_size()
+
 
 
 ####################

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/structures/primitives/sphere_structure.py

@@ -2,43 +2,52 @@ import tidy3d as td
 import sympy as sp
 import sympy.physics.units as spu
 
-from .... import contracts
+import bpy
+
+from ......utils import analyze_geonodes
+from .... import contracts as ct
 from .... import sockets
+from .... import managed_objs
 from ... import base
 
-class SphereStructureNode(base.MaxwellSimTreeNode):
+GEONODES_STRUCTURE_SPHERE = "structure_sphere"
-	node_type = contracts.NodeType.SphereStructure
+
+class SphereStructureNode(base.MaxwellSimNode):
+	node_type = ct.NodeType.SphereStructure
 	bl_label = "Sphere Structure"
-	#bl_icon = ...
 	
 	####################
 	# - Sockets
 	####################
 	input_sockets = {
-		"medium": sockets.MaxwellMediumSocketDef(
+		"Center": sockets.PhysicalPoint3DSocketDef(),
-			label="Medium",
+		"Radius": sockets.PhysicalLengthSocketDef(
-		),
+			default_value=150*spu.nm,
-		"center": sockets.PhysicalPoint3DSocketDef(
-			label="Center",
-		),
-		"radius": sockets.PhysicalLengthSocketDef(
-			label="Radius",
 		),
+		"Medium": sockets.MaxwellMediumSocketDef(),
 	}
 	output_sockets = {
-		"structure": sockets.MaxwellStructureSocketDef(
+		"Structure": sockets.MaxwellStructureSocketDef(),
-			label="Structure",
+	}
-		),
+	
+	managed_obj_defs = {
+		"structure_sphere": ct.schemas.ManagedObjDef(
+			mk=lambda name: managed_objs.ManagedBLObject(name),
+			name_prefix="",
+		)
 	}
 	
 	####################
 	# - Output Socket Computation
 	####################
-	@base.computes_output_socket("structure")
+	@base.computes_output_socket(
-	def compute_simulation(self: contracts.NodeTypeProtocol) -> td.Box:
+		"Structure",
-		medium = self.compute_input("medium")
+		input_sockets={"Center", "Radius", "Medium"},
-		_center = self.compute_input("center")
+	)
-		_radius = self.compute_input("radius")
+	def compute_structure(self, input_sockets: dict) -> td.Box:
+		medium = input_sockets["Medium"]
+		_center = input_sockets["Center"]
+		_radius = input_sockets["Radius"]
 		
 		center = tuple(spu.convert_to(_center, spu.um) / spu.um)
 		radius = spu.convert_to(_radius, spu.um) / spu.um
@@ -51,6 +60,63 @@ class SphereStructureNode(base.MaxwellSimTreeNode):
 			medium=medium,
 		)
 	
+	####################
+	# - Preview - Changes to Input Sockets
+	####################
+	@base.on_value_changed(
+		socket_name={"Center", "Radius"},
+		input_sockets={"Center", "Radius"},
+		managed_objs={"structure_sphere"},
+	)
+	def on_value_changed__center_radius(
+		self,
+		input_sockets: dict,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		_center = input_sockets["Center"]
+		center = tuple([
+			float(el)
+			for el in spu.convert_to(_center, spu.um) / spu.um
+		])
+		
+		_radius = input_sockets["Radius"]
+		radius = float(spu.convert_to(_radius, spu.um) / spu.um)
+		## TODO: Preview unit system?? Presume um for now
+		
+		# Retrieve Hard-Coded GeoNodes and Analyze Input
+		geo_nodes = bpy.data.node_groups[GEONODES_STRUCTURE_SPHERE]
+		geonodes_interface = analyze_geonodes.interface(
+			geo_nodes, direc="INPUT"
+		)
+		
+		# Sync Modifier Inputs
+		managed_objs["structure_sphere"].sync_geonodes_modifier(
+			geonodes_node_group=geo_nodes,
+			geonodes_identifier_to_value={
+				geonodes_interface["Radius"].identifier: radius,
+				## TODO: Use 'bl_socket_map.value_to_bl`!
+				## - This accounts for auto-conversion, unit systems, etc. .
+				## - We could keep it in the node base class...
+				## - ...But it needs aligning with Blender, too. Hmm.
+			}
+		)
+		
+		# Sync Object Position
+		managed_objs["structure_sphere"].bl_object("MESH").location = center
+	
+	####################
+	# - Preview - Show Preview
+	####################
+	@base.on_show_preview(
+		managed_objs={"structure_sphere"},
+	)
+	def on_show_preview(
+		self,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+	):
+		managed_objs["structure_sphere"].show_preview("MESH")
+		self.on_value_changed__center_radius()
+
 
 
 ####################
@@ -60,7 +126,7 @@ BL_REGISTER = [
 	SphereStructureNode,
 ]
 BL_NODES = {
-	contracts.NodeType.SphereStructure: (
+	ct.NodeType.SphereStructure: (
-		contracts.NodeCategory.MAXWELLSIM_STRUCTURES_PRIMITIVES
+		ct.NodeCategory.MAXWELLSIM_STRUCTURES_PRIMITIVES
 	)
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/__init__.py

@@ -1,23 +1,16 @@
+#from . import math
 from . import combine
 #from . import separate
 
-from . import math
-from . import operations
-from . import converter
-
 BL_REGISTER = [
+#	*math.BL_REGISTER,
+	
 	*combine.BL_REGISTER,
 	#*separate.BL_REGISTER,
-	
-	*converter.BL_REGISTER,
-	*math.BL_REGISTER,
-	*operations.BL_REGISTER,
 ]
 BL_NODES = {
+#	**math.BL_NODES,
+	
 	**combine.BL_NODES,
 	#**separate.BL_NODES,
-	
-	**converter.BL_NODES,
-	**math.BL_NODES,
-	**operations.BL_NODES,
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/combine.py

@@ -2,103 +2,167 @@ import sympy as sp
 import sympy.physics.units as spu
 import scipy as sc
 
-from ... import contracts
+import bpy
+
+from ... import contracts as ct
 from ... import sockets
 from .. import base
 
+MAX_AMOUNT = 20
+
 class CombineNode(base.MaxwellSimNode):
-	node_type = contracts.NodeType.Combine
+	node_type = ct.NodeType.Combine
 	bl_label = "Combine"
 	#bl_icon = ...
 	
 	####################
 	# - Sockets
 	####################
-	input_sockets = {}
 	input_socket_sets = {
-		"real_3d_vector": {
+		"Maxwell Sources": {},
-			f"x_{i}": sockets.RealNumberSocketDef(
+		"Maxwell Structures": {},
-				label=f"x_{i}"
+		"Maxwell Monitors": {},
-			)
+		"Real 3D Vector": {
+			f"x_{i}": sockets.RealNumberSocketDef()
 			for i in range(3)
 		},
-		"point_3d": {
+		#"Point 3D": {
-			axis: sockets.PhysicalLengthSocketDef(
+		#	axis: sockets.PhysicalLengthSocketDef()
-				label=axis
+		#	for i, axis in zip(
-			)
+		#		range(3),
-			for i, axis in zip(
+		#		["x", "y", "z"]
-				range(3),
+		#	)
-				["x", "y", "z"]
+		#},
-			)
+		#"Size 3D": {
-		},
+		#	axis_key: sockets.PhysicalLengthSocketDef()
-		"size_3d": {
+		#	for i, axis_key, axis_label in zip(
-			axis_key: sockets.PhysicalLengthSocketDef(
+		#		range(3),
-				label=axis_label
+		#		["x_size", "y_size", "z_size"],
-			)
+		#		["X Size", "Y Size", "Z Size"],
-			for i, axis_key, axis_label in zip(
+		#	)
-				range(3),
+		#},
-				["x_size", "y_size", "z_size"],
-				["X Size", "Y Size", "Z Size"],
-			)
-		},
 	}
-	output_sockets = {}
 	output_socket_sets = {
-		"real_3d_vector": {
+		"Maxwell Sources": {
-			"real_3d_vector": sockets.Real3DVectorSocketDef(
+			"Sources": sockets.MaxwellSourceSocketDef(
-				label="Real 3D Vector",
+				is_list=True,
 			),
 		},
-		"point_3d": {
+		"Maxwell Structures": {
-			"point_3d": sockets.PhysicalPoint3DSocketDef(
+			"Structures": sockets.MaxwellStructureSocketDef(
-				label="3D Point",
+				is_list=True,
 			),
 		},
-		"size_3d": {
+		"Maxwell Monitors": {
-			"size_3d": sockets.PhysicalSize3DSocketDef(
+			"Monitors": sockets.MaxwellMonitorSocketDef(
-				label="3D Size",
+				is_list=True,
 			),
 		},
+		"Real 3D Vector": {
+			"Real 3D Vector": sockets.Real3DVectorSocketDef(),
+		},
+		#"Point 3D": {
+		#	"3D Point": sockets.PhysicalPoint3DSocketDef(),
+		#},
+		#"Size 3D": {
+		#	"3D Size": sockets.PhysicalSize3DSocketDef(),
+		#},
 	}
 	
+	amount: bpy.props.IntProperty(
+		name="# Objects to Combine",
+		description="Amount of Objects to Combine",
+		default=1,
+		min=1,
+		max=MAX_AMOUNT,
+		update=lambda self, context: self.sync_prop("amount", context)
+	)
+	
+	####################
+	# - Draw
+	####################
+	def draw_props(self, context, layout):
+		layout.prop(self, "amount", text="#")
+	
 	####################
 	# - Output Socket Computation
 	####################
-	@base.computes_output_socket("real_3d_vector")
+	@base.computes_output_socket(
-	def compute_real_3d_vector(self: contracts.NodeTypeProtocol) -> sp.Expr:
+		"Real 3D Vector",
-		x1, x2, x3 = [
+		input_sockets={"x_0", "x_1", "x_2"}
-			self.compute_input(f"x_{i}")
+	)
-			for i in range(3)
+	def compute_real_3d_vector(self, input_sockets) -> sp.Expr:
+		return sp.Matrix([input_sockets[f"x_{i}"] for i in range(3)])
+	
+	@base.computes_output_socket(
+		"Sources",
+		input_sockets={f"Source #{i}" for i in range(MAX_AMOUNT)},
+		props={"amount"},
+	)
+	def compute_sources(self, input_sockets, props) -> sp.Expr:
+		return [
+			input_sockets[f"Source #{i}"]
+			for i in range(props["amount"])
 		]
 	
-		return (x1, x2, x3)
+	@base.computes_output_socket(
-	
+		"Structures",
-	@base.computes_output_socket("point_3d")
+		input_sockets={f"Structure #{i}" for i in range(MAX_AMOUNT)},
-	def compute_point_3d(self: contracts.NodeTypeProtocol) -> sp.Expr:
+		props={"amount"},
-		x, y, z = [
+	)
-			self.compute_input(axis)
+	def compute_structures(self, input_sockets, props) -> sp.Expr:
-			#spu.convert_to(
+		return [
-			#	self.compute_input(axis),
+			input_sockets[f"Structure #{i}"]
-			#	spu.meter,
+			for i in range(props["amount"])
-			#) / spu.meter
-			for axis in ["x", "y", "z"]
 		]
 	
-		return sp.Matrix([x, y, z])# * spu.meter
+	@base.computes_output_socket(
-	
+		"Monitors",
-	@base.computes_output_socket("size_3d")
+		input_sockets={f"Monitor #{i}" for i in range(MAX_AMOUNT)},
-	def compute_size_3d(self: contracts.NodeTypeProtocol) -> sp.Expr:
+		props={"amount"},
-		x_size, y_size, z_size = [
+	)
-			self.compute_input(axis)
+	def compute_monitors(self, input_sockets, props) -> sp.Expr:
-			#spu.convert_to(
+		return [
-			#	self.compute_input(axis),
+			input_sockets[f"Monitor #{i}"]
-			#	spu.meter,
+			for i in range(props["amount"])
-			#) / spu.meter
-			for axis in ["x_size", "y_size", "z_size"]
 		]
 	
-		return sp.Matrix([x_size, y_size, z_size])# * spu.meter
 	
+	####################
+	# - Input Socket Compilation
+	####################
+	@base.on_value_changed(
+		prop_name="active_socket_set",
+		props={"active_socket_set", "amount"},
+	)
+	def on_value_changed__active_socket_set(self, props):
+		if props["active_socket_set"] == "Maxwell Sources":
+			self.loose_input_sockets = {
+				f"Source #{i}": sockets.MaxwellSourceSocketDef()
+				for i in range(props["amount"])
+			}
+		elif props["active_socket_set"] == "Maxwell Structures":
+			self.loose_input_sockets = {
+				f"Structure #{i}": sockets.MaxwellStructureSocketDef()
+				for i in range(props["amount"])
+			}
+		elif props["active_socket_set"] == "Maxwell Monitors":
+			self.loose_input_sockets = {
+				f"Monitor #{i}": sockets.MaxwellMonitorSocketDef()
+				for i in range(props["amount"])
+			}
+		else:
+			self.loose_input_sockets = {}
+	
+	@base.on_value_changed(
+		prop_name="amount",
+	)
+	def on_value_changed__amount(self):
+		self.on_value_changed__active_socket_set()
+
+	@base.on_init()
+	def on_init(self):
+		self.on_value_changed__active_socket_set()
 
 
 ####################
@@ -108,7 +172,7 @@ BL_REGISTER = [
 	CombineNode,
 ]
 BL_NODES = {
-	contracts.NodeType.Combine: (
+	ct.NodeType.Combine: (
-		contracts.NodeCategory.MAXWELLSIM_UTILITIES
+		ct.NodeCategory.MAXWELLSIM_UTILITIES
 	)
 }

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/converter/__init__.py

@@ -1,8 +0,0 @@
-from . import wave_converter
-
-BL_REGISTER = [
-	*wave_converter.BL_REGISTER,
-]
-BL_NODES = {
-	**wave_converter.BL_NODES,
-}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/converter/wave_converter.py

@@ -1,82 +0,0 @@
-import tidy3d as td
-import sympy as sp
-import sympy.physics.units as spu
-import scipy as sc
-
-from .... import contracts
-from .... import sockets
-from ... import base
-
-class WaveConverterNode(base.MaxwellSimTreeNode):
-	node_type = contracts.NodeType.WaveConverter
-	bl_label = "Wave Converter"
-	#bl_icon = ...
-	
-	####################
-	# - Sockets
-	####################
-	input_sockets = {}
-	input_socket_sets = {
-		"freq_to_vacwl": {
-			"freq": sockets.PhysicalFreqSocketDef(
-				label="Freq",
-			),
-		},
-		"vacwl_to_freq": {
-			"vacwl": sockets.PhysicalVacWLSocketDef(
-				label="Vac WL",
-			),
-		},
-	}
-	output_sockets = {}
-	output_socket_sets = {
-		"freq_to_vacwl": {
-			"vacwl": sockets.PhysicalVacWLSocketDef(
-				label="Vac WL",
-			),
-		},
-		"vacwl_to_freq": {
-			"freq": sockets.PhysicalFreqSocketDef(
-				label="Freq",
-			),
-		},
-	}
-	
-	####################
-	# - Output Socket Computation
-	####################
-	@base.computes_output_socket("freq")
-	def compute_freq(self: contracts.NodeTypeProtocol) -> sp.Expr:
-		vac_speed_of_light = sc.constants.speed_of_light * spu.meter/spu.second
-		
-		vacwl = self.compute_input("vacwl")
-		
-		return spu.convert_to(
-			vac_speed_of_light / vacwl,
-			spu.hertz,
-		)
-	
-	@base.computes_output_socket("vacwl")
-	def compute_vacwl(self: contracts.NodeTypeProtocol) -> sp.Expr:
-		vac_speed_of_light = sc.constants.speed_of_light * spu.meter/spu.second
-		
-		freq = self.compute_input("freq")
-		
-		return spu.convert_to(
-			vac_speed_of_light / freq,
-			spu.meter,
-		)
-
-
-
-####################
-# - Blender Registration
-####################
-BL_REGISTER = [
-	WaveConverterNode,
-]
-BL_NODES = {
-	contracts.NodeType.WaveConverter: (
-		contracts.NodeCategory.MAXWELLSIM_UTILITIES_CONVERTERS
-	)
-}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/operations/__init__.py

@@ -1,8 +0,0 @@
-from . import array_operation
-
-BL_REGISTER = [
-	*array_operation.BL_REGISTER,
-]
-BL_NODES = {
-	**array_operation.BL_NODES,
-}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/utilities/operations/array_operation.py

@@ -1,5 +0,0 @@
-####################
-# - Blender Registration
-####################
-BL_REGISTER = []
-BL_NODES = {}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/viz/__init__.py

@@ -0,0 +1,8 @@
+from . import sim_data_viz
+
+BL_REGISTER = [
+	*sim_data_viz.BL_REGISTER,
+]
+BL_NODES = {
+	**sim_data_viz.BL_NODES,
+}

blender_maxwell/node_trees/maxwell_sim_nodes/nodes/viz/sim_data_viz.py

@@ -0,0 +1,332 @@
+import typing as typ
+
+import tidy3d as td
+import numpy as np
+import sympy as sp
+import sympy.physics.units as spu
+
+import bpy
+
+from .....utils import analyze_geonodes
+from ... import bl_socket_map
+from ... import contracts as ct
+from ... import sockets
+from .. import base
+from ... import managed_objs
+
+CACHE = {}
+
+class FDTDSimDataVizNode(base.MaxwellSimNode):
+	node_type = ct.NodeType.FDTDSimDataViz
+	bl_label = "FDTD Sim Data Viz"
+	
+	####################
+	# - Sockets
+	####################
+	input_sockets = {
+		"FDTD Sim Data": sockets.MaxwellFDTDSimDataSocketDef(),
+	}
+	output_sockets= {
+		"Preview": sockets.AnySocketDef()
+	}
+	
+	managed_obj_defs = {
+		"viz_plot": ct.schemas.ManagedObjDef(
+			mk=lambda name: managed_objs.ManagedBLImage(name),
+			name_prefix="",
+		),
+		"viz_object": ct.schemas.ManagedObjDef(
+			mk=lambda name: managed_objs.ManagedBLObject(name),
+			name_prefix="",
+		),
+	}
+	
+	####################
+	# - Properties
+	####################
+	viz_monitor_name: bpy.props.EnumProperty(
+		name="Viz Monitor Name",
+		description="Monitor to visualize within the attached SimData",
+		items=lambda self, context: self.retrieve_monitors(context),
+		update=(lambda self, context: self.sync_viz_monitor_name(context)),
+	)
+	cache_viz_monitor_type: bpy.props.StringProperty(
+		name="Viz Monitor Type",
+		description="Type of the viz monitor",
+		default=""
+	)
+	
+	# Field Monitor Type
+	field_viz_component: bpy.props.EnumProperty(
+		name="Field Component",
+		description="Field component to visualize",
+		items=[
+			("E", "E", "Electric"),
+			#("H", "H", "Magnetic"),
+			#("S", "S", "Poynting"),
+			("Ex", "Ex", "Ex"),
+			("Ey", "Ey", "Ey"),
+			("Ez", "Ez", "Ez"),
+			#("Hx", "Hx", "Hx"),
+			#("Hy", "Hy", "Hy"),
+			#("Hz", "Hz", "Hz"),
+		],
+		default="E",
+		update=lambda self, context: self.sync_prop("field_viz_component", context),
+	)
+	field_viz_part: bpy.props.EnumProperty(
+		name="Field Part",
+		description="Field part to visualize",
+		items=[
+			("real", "Real", "Electric"),
+			("imag", "Imaginary", "Imaginary"),
+			("abs", "Abs", "Abs"),
+			("abs^2", "Squared Abs", "Square Abs"),
+			("phase", "Phase", "Phase"),
+		],
+		default="real",
+		update=lambda self, context: self.sync_prop("field_viz_part", context),
+	)
+	field_viz_scale: bpy.props.EnumProperty(
+		name="Field Scale",
+		description="Field scale to visualize in, Linear or Log",
+		items=[
+			("lin", "Linear", "Linear Scale"),
+			("dB", "Log (dB)", "Logarithmic (dB) Scale"),
+		],
+		default="lin",
+		update=lambda self, context: self.sync_prop("field_viz_scale", context),
+	)
+	field_viz_structure_visibility: bpy.props.FloatProperty(
+		name="Field Viz Plot: Structure Visibility",
+		description="Visibility of structes",
+		default=0.2,
+		min=0.0,
+		max=1.0,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fixed_f", context),
+	)
+	
+	field_viz_plot_fix_x: bpy.props.BoolProperty(
+		name="Field Viz Plot: Fix X",
+		description="Fix the x-coordinate on the plot",
+		default=False,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fix_x", context),
+	)
+	field_viz_plot_fix_y: bpy.props.BoolProperty(
+		name="Field Viz Plot: Fix Y",
+		description="Fix the y coordinate on the plot",
+		default=False,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fix_y", context),
+	)
+	field_viz_plot_fix_z: bpy.props.BoolProperty(
+		name="Field Viz Plot: Fix Z",
+		description="Fix the z coordinate on the plot",
+		default=False,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fix_z", context),
+	)
+	field_viz_plot_fix_f: bpy.props.BoolProperty(
+		name="Field Viz Plot: Fix Freq",
+		description="Fix the frequency coordinate on the plot",
+		default=False,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fix_f", context),
+	)
+	
+	field_viz_plot_fixed_x: bpy.props.FloatProperty(
+		name="Field Viz Plot: Fix X",
+		description="Fix the x-coordinate on the plot",
+		default=0.0,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fixed_x", context),
+	)
+	field_viz_plot_fixed_y: bpy.props.FloatProperty(
+		name="Field Viz Plot: Fixed Y",
+		description="Fix the y coordinate on the plot",
+		default=0.0,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fixed_y", context),
+	)
+	field_viz_plot_fixed_z: bpy.props.FloatProperty(
+		name="Field Viz Plot: Fixed Z",
+		description="Fix the z coordinate on the plot",
+		default=0.0,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fixed_z", context),
+	)
+	field_viz_plot_fixed_f: bpy.props.FloatProperty(
+		name="Field Viz Plot: Fixed Freq (Thz)",
+		description="Fix the frequency coordinate on the plot",
+		default=0.0,
+		update=lambda self, context: self.sync_prop("field_viz_plot_fixed_f", context),
+	)
+	
+	
+	####################
+	# - Derived Properties
+	####################
+	def sync_viz_monitor_name(self, context):
+		if (sim_data := self._compute_input("FDTD Sim Data")) is None:
+			return
+		
+		self.cache_viz_monitor_type = sim_data.monitor_data[
+			self.viz_monitor_name
+		].type
+		self.sync_prop("viz_monitor_name", context)
+	
+	def retrieve_monitors(self, context) -> list[tuple]:
+		global CACHE
+		if not CACHE.get(self.instance_id):
+			sim_data = self._compute_input("FDTD Sim Data")
+			
+			if sim_data is not None:
+				CACHE[self.instance_id] = {"monitors": list(
+					sim_data.monitor_data.keys()
+				)}
+			else:
+				return [("NONE", "None", "No monitors")]
+			
+		monitor_names = CACHE[self.instance_id]["monitors"]
+		
+		# Check for No Monitors
+		if not monitor_names:
+			return [("NONE", "None", "No monitors")]
+		
+		return [
+			(
+				monitor_name,
+				monitor_name,
+				f"Monitor '{monitor_name}' recorded by the FDTD Sim",
+			)
+			for monitor_name in monitor_names
+		]
+	
+	####################
+	# - UI
+	####################
+	def draw_props(self, context, layout):
+		row = layout.row()
+		row.prop(self, "viz_monitor_name", text="")
+		if self.cache_viz_monitor_type == "FieldData":
+			# Array Selection
+			split = layout.split(factor=0.45)
+			col = split.column(align=False)
+			col.label(text="Component")
+			col.label(text="Part")
+			col.label(text="Scale")
+			
+			col = split.column(align=False)
+			col.prop(self, "field_viz_component", text="")
+			col.prop(self, "field_viz_part", text="")
+			col.prop(self, "field_viz_scale", text="")
+			
+			# Coordinate Fixing
+			split = layout.split(factor=0.45)
+			col = split.column(align=False)
+			col.prop(self, "field_viz_plot_fix_x", text="Fix x (um)")
+			col.prop(self, "field_viz_plot_fix_y", text="Fix y (um)")
+			col.prop(self, "field_viz_plot_fix_z", text="Fix z (um)")
+			col.prop(self, "field_viz_plot_fix_f", text="Fix f (THz)")
+			
+			col = split.column(align=False)
+			col.prop(self, "field_viz_plot_fixed_x", text="")
+			col.prop(self, "field_viz_plot_fixed_y", text="")
+			col.prop(self, "field_viz_plot_fixed_z", text="")
+			col.prop(self, "field_viz_plot_fixed_f", text="")
+	
+	####################
+	# - On Value Changed Methods
+	####################
+	@base.on_value_changed(
+		socket_name="FDTD Sim Data",
+		
+		managed_objs={"viz_object"},
+		input_sockets={"FDTD Sim Data"},
+	)
+	def on_value_changed__fdtd_sim_data(
+		self,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+		input_sockets: dict[str, typ.Any],
+	) -> None:
+		global CACHE
+		
+		if (sim_data := input_sockets["FDTD Sim Data"]) is None:
+			CACHE.pop(self.instance_id, None)
+			return
+		
+		CACHE[self.instance_id] = {"monitors": list(
+			sim_data.monitor_data.keys()
+		)}
+	
+	####################
+	# - Plotting
+	####################
+	@base.on_show_plot(
+		managed_objs={"viz_plot"},
+		props={
+			"viz_monitor_name", "field_viz_component",
+			"field_viz_part", "field_viz_scale",
+			"field_viz_structure_visibility",
+			"field_viz_plot_fix_x", "field_viz_plot_fix_y",
+			"field_viz_plot_fix_z", "field_viz_plot_fix_f",
+			"field_viz_plot_fixed_x", "field_viz_plot_fixed_y",
+			"field_viz_plot_fixed_z", "field_viz_plot_fixed_f",
+		},
+		input_sockets={"FDTD Sim Data"},
+		stop_propagation=True,
+	)
+	def on_show_plot(
+		self,
+		managed_objs: dict[str, ct.schemas.ManagedObj],
+		input_sockets: dict[str, typ.Any],
+		props: dict[str, typ.Any],
+	):
+		if (
+			(sim_data := input_sockets["FDTD Sim Data"]) is None
+			or (monitor_name := props["viz_monitor_name"]) == "NONE"
+		):
+			return
+		
+		coord_fix = {}
+		for coord in ["x", "y", "z", "f"]:
+			if props[f"field_viz_plot_fix_{coord}"]:
+				coord_fix |= {
+					coord: props[f"field_viz_plot_fixed_{coord}"],
+				}
+		
+		if "f" in coord_fix:
+			coord_fix["f"] *= 1e12
+		
+		managed_objs["viz_plot"].mpl_plot_to_image(
+			lambda ax: sim_data.plot_field(
+				monitor_name,
+				props["field_viz_component"],
+				val=props["field_viz_part"],
+				scale=props["field_viz_scale"],
+				eps_alpha=props["field_viz_structure_visibility"],
+				phase=0,
+				**coord_fix,
+				ax=ax,
+			),
+			bl_select=True,
+		)
+	#@base.on_show_preview(
+	#	managed_objs={"viz_object"},
+	#)
+	#def on_show_preview(
+	#	self,
+	#	managed_objs: dict[str, ct.schemas.ManagedObj],
+	#):
+	#	"""Called whenever a Loose Input Socket is altered.
+	#	
+	#	Synchronizes the change to the actual GeoNodes modifier, so that the change is immediately visible.
+	#	"""
+	#	managed_objs["viz_object"].show_preview("MESH")
+
+
+####################
+# - Blender Registration
+####################
+BL_REGISTER = [
+	FDTDSimDataVizNode,
+]
+BL_NODES = {
+	ct.NodeType.FDTDSimDataViz: (
+		ct.NodeCategory.MAXWELLSIM_VIZ
+	)
+}

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/__init__.py

@@ -52,6 +52,7 @@ MaxwellTemporalShapeSocketDef = maxwell.MaxwellTemporalShapeSocketDef
 MaxwellStructureSocketDef = maxwell.MaxwellStructureSocketDef
 MaxwellMonitorSocketDef = maxwell.MaxwellMonitorSocketDef
 MaxwellFDTDSimSocketDef = maxwell.MaxwellFDTDSimSocketDef
+MaxwellFDTDSimDataSocketDef = maxwell.MaxwellFDTDSimDataSocketDef
 MaxwellSimGridSocketDef = maxwell.MaxwellSimGridSocketDef
 MaxwellSimGridAxisSocketDef = maxwell.MaxwellSimGridAxisSocketDef
 MaxwellSimDomainSocketDef = maxwell.MaxwellSimDomainSocketDef

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/base.py

@@ -19,12 +19,17 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 		"CIRCLE", "SQUARE", "DIAMOND", "CIRCLE_DOT", "SQUARE_DOT",
 		"DIAMOND_DOT",
 	]
+	## We use the following conventions for shapes:
+	## - CIRCLE: Single Value.
+	## - SQUARE: Container of Value.
+	## - DIAMOND: Pointer Value.
+	## - +DOT: Uses Units
 	socket_color: tuple
 	
 	# Options
 	#link_limit: int = 0
 	use_units: bool = False
-	#list_like: bool = False
+	use_prelock: bool = False
 	
 	# Computed
 	bl_idname: str
@@ -52,8 +57,19 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 		cls.socket_color = ct.SOCKET_COLORS[cls.socket_type]
 		cls.socket_shape = ct.SOCKET_SHAPES[cls.socket_type]
 		
+		# Setup List
+		cls.__annotations__["is_list"] = bpy.props.BoolProperty(
+			name="Is List",
+			description="Whether or not a particular socket is a list type socket",
+			default=False,
+			update=lambda self, context: self.sync_is_list(context)
+		)
+		
 		# Configure Use of Units
 		if cls.use_units:
+			# Set Shape :)
+			cls.socket_shape += "_DOT"
+			
 			if not (socket_units := ct.SOCKET_UNITS.get(cls.socket_type)):
 				msg = "Tried to `use_units` on {cls.bl_idname} socket, but `SocketType` has no units defined in `contracts.SOCKET_UNITS`"
 				raise RuntimeError(msg)
@@ -123,6 +139,17 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 	####################
 	# - Action Chain: Event Handlers
 	####################
+	def sync_is_list(self, context: bpy.types.Context):
+		"""Called when the "is_list_ property has been updated.
+		"""
+		if self.is_list:
+			if self.use_units:
+				self.display_shape = "SQUARE_DOT"
+			else:
+				self.display_shape = "SQUARE"
+		
+		self.trigger_action("value_changed")
+	
 	def sync_prop(self, prop_name: str, context: bpy.types.Context):
 		"""Called when a property has been updated.
 		"""
@@ -166,11 +193,17 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 	@property
 	def value(self) -> typ.Any:
 		raise NotImplementedError
-	
 	@value.setter
 	def value(self, value: typ.Any) -> None:
 		raise NotImplementedError
 	
+	@property
+	def value_list(self) -> typ.Any:
+		return [self.value]
+	@value_list.setter
+	def value_list(self, value: typ.Any) -> None:
+		raise NotImplementedError
+	
 	def value_as_unit_system(
 		self,
 		unit_system: dict,
@@ -187,11 +220,17 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 	@property
 	def lazy_value(self) -> None:
 		raise NotImplementedError
-	
 	@lazy_value.setter
 	def lazy_value(self, lazy_value: typ.Any) -> None:
 		raise NotImplementedError
 	
+	@property
+	def lazy_value_list(self) -> typ.Any:
+		return [self.lazy_value]
+	@lazy_value_list.setter
+	def lazy_value_list(self, value: typ.Any) -> None:
+		raise NotImplementedError
+	
 	@property
 	def capabilities(self) -> None:
 		raise NotImplementedError
@@ -205,11 +244,15 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 		**NOTE**: Low-level method. Use `compute_data` instead.
 		"""
 		if kind == ct.DataFlowKind.Value:
-			return self.value
+			if self.is_list: return self.value_list
-		if kind == ct.DataFlowKind.LazyValue:
+			else: return self.value
+		elif kind == ct.DataFlowKind.LazyValue:
+			if self.is_list: return self.lazy_value_list
+			else: return self.lazy_value
 			return self.lazy_value
-		if kind == ct.DataFlowKind.Capabilities:
+		elif kind == ct.DataFlowKind.Capabilities:
 			return self.capabilities
+		
 		return None
 	
 	def compute_data(
@@ -222,8 +265,11 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 			- If output socket, ask node for data.
 		"""
 		# Compute Output Socket
+		## List-like sockets guarantee that a list of a thing is passed.
 		if self.is_output:
-			return self.node.compute_output(self.name, kind=kind)
+			res = self.node.compute_output(self.name, kind=kind)
+			if self.is_list and not isinstance(res, list): return [res]
+			return res
 		
 		# Compute Input Socket
 		## Unlinked: Retrieve Socket Value
@@ -334,13 +380,21 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 	) -> None:
 		"""Called by Blender to draw the socket UI.
 		"""
-		if self.locked: layout.enabled = False
 		
 		if self.is_output:
 			self.draw_output(context, layout, node, text)
 		else:
 			self.draw_input(context, layout, node, text)
 	
+	def draw_prelock(
+		self,
+		context: bpy.types.Context,
+		col: bpy.types.UILayout,
+		node: bpy.types.Node,
+		text: str,
+	) -> None:
+		pass
+	
 	def draw_input(
 		self,
 		context: bpy.types.Context,
@@ -350,18 +404,20 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 	) -> None:
 		"""Draws the socket UI, when the socket is an input socket.
 		"""
-		# Draw Linked Input: Label Row
-		if self.is_linked:
-			layout.label(text=text)
-			return
-		
-		# Parent Column
 		col = layout.column(align=False)
 		
-		# Draw Label Row
+		# Label Row
-		row = col.row(align=True)
+		row = col.row(align=False)
+		if self.locked: row.enabled = False
+		
+		## Linked Label
+		if self.is_linked:
+			row.label(text=text)
+			return
+		
+		## User Label Row (incl. Units)
 		if self.use_units:
-			split = row.split(factor=0.65, align=True)
+			split = row.split(factor=0.6, align=True)
 			
 			_row = split.row(align=True)
 			self.draw_label_row(_row, text)
@@ -371,7 +427,24 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 		else:
 			self.draw_label_row(row, text)
 		
-		# Draw Value Row(s)
+		# Prelock Row
+		row = col.row(align=False)
+		if self.use_prelock:
+			_col = row.column(align=False)
+			_col.enabled = True
+			self.draw_prelock(context, _col, node, text)
+			
+			if self.locked:
+				row = col.row(align=False)
+				row.enabled = False
+		else:
+			if self.locked: row.enabled = False
+		
+		# Value Column(s)
+		col = row.column(align=True)
+		if self.is_list:
+			self.draw_value_list(col)
+		else:
 			self.draw_value(col)
 	
 	def draw_output(
@@ -406,3 +479,10 @@ class MaxwellSimSocket(bpy.types.NodeSocket):
 		"""
 		pass
 	
+	def draw_value_list(self, col: bpy.types.UILayout) -> None:
+		"""Called to draw the value list column in unlinked input sockets.
+		
+		Can be overridden.
+		"""
+		pass
+	

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/blender/geonodes.py

@@ -49,18 +49,18 @@ class BlenderGeoNodesBLSocket(base.MaxwellSimSocket):
 	####################
 	# - UI
 	####################
-	def draw_label_row(self, label_col_row, text):
+	#def draw_label_row(self, label_col_row, text):
-		label_col_row.label(text=text)
+	#	label_col_row.label(text=text)
-		if not self.raw_value: return
+	#	if not self.raw_value: return
-		
+	#	
-		op = label_col_row.operator(
+	#	op = label_col_row.operator(
-			BlenderMaxwellResetGeoNodesSocket.bl_idname,
+	#		BlenderMaxwellResetGeoNodesSocket.bl_idname,
-			text="",
+	#		text="",
-			icon="FILE_REFRESH",
+	#		icon="FILE_REFRESH",
-		)
+	#	)
-		op.socket_name = self.name
+	#	op.socket_name = self.name
-		op.node_name = self.node.name
+	#	op.node_name = self.node.name
-		op.node_tree_name = self.node.id_data.name
+	#	op.node_tree_name = self.node.id_data.name
 	
 	####################
 	# - UI

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/__init__.py

@@ -20,10 +20,12 @@ from . import monitor
 MaxwellMonitorSocketDef = monitor.MaxwellMonitorSocketDef
 
 from . import fdtd_sim
+from . import fdtd_sim_data
 from . import sim_grid
 from . import sim_grid_axis
 from . import sim_domain
 MaxwellFDTDSimSocketDef = fdtd_sim.MaxwellFDTDSimSocketDef
+MaxwellFDTDSimDataSocketDef = fdtd_sim_data.MaxwellFDTDSimDataSocketDef
 MaxwellSimGridSocketDef = sim_grid.MaxwellSimGridSocketDef
 MaxwellSimGridAxisSocketDef = sim_grid_axis.MaxwellSimGridAxisSocketDef
 MaxwellSimDomainSocketDef = sim_domain.MaxwellSimDomainSocketDef
@@ -39,6 +41,7 @@ BL_REGISTER = [
 	*structure.BL_REGISTER,
 	*monitor.BL_REGISTER,
 	*fdtd_sim.BL_REGISTER,
+	*fdtd_sim_data.BL_REGISTER,
 	*sim_grid.BL_REGISTER,
 	*sim_grid_axis.BL_REGISTER,
 	*sim_domain.BL_REGISTER,

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/fdtd_sim.py

@@ -11,6 +11,10 @@ class MaxwellFDTDSimBLSocket(base.MaxwellSimSocket):
 	socket_type = ct.SocketType.MaxwellFDTDSim
 	bl_label = "Maxwell FDTD Simulation"
 	
+	@property
+	def value(self) -> None:
+		return None
+
 ####################
 # - Socket Configuration
 ####################

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/fdtd_sim_data.py

@@ -0,0 +1,32 @@
+import typing as typ
+
+import bpy
+import pydantic as pyd
+import tidy3d as td
+
+from .. import base
+from ... import contracts as ct
+
+class MaxwellFDTDSimDataBLSocket(base.MaxwellSimSocket):
+	socket_type = ct.SocketType.MaxwellFDTDSimData
+	bl_label = "Maxwell FDTD Simulation"
+	
+	@property
+	def value(self):
+		return None
+
+####################
+# - Socket Configuration
+####################
+class MaxwellFDTDSimDataSocketDef(pyd.BaseModel):
+	socket_type: ct.SocketType = ct.SocketType.MaxwellFDTDSimData
+	
+	def init(self, bl_socket: MaxwellFDTDSimDataBLSocket) -> None:
+		pass
+
+####################
+# - Blender Registration
+####################
+BL_REGISTER = [
+	MaxwellFDTDSimDataBLSocket,
+]

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/monitor.py

@@ -9,11 +9,6 @@ import scipy as sc
 from .. import base
 from ... import contracts as ct
 
-VAC_SPEED_OF_LIGHT = (
-	sc.constants.speed_of_light
-	* spu.meter/spu.second
-)
-
 class MaxwellMonitorBLSocket(base.MaxwellSimSocket):
 	socket_type = ct.SocketType.MaxwellMonitor
 	bl_label = "Maxwell Monitor"
@@ -24,8 +19,10 @@ class MaxwellMonitorBLSocket(base.MaxwellSimSocket):
 class MaxwellMonitorSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellMonitor
 	
+	is_list: bool = False
+	
 	def init(self, bl_socket: MaxwellMonitorBLSocket) -> None:
-		pass
+		bl_socket.is_list = self.is_list
 
 ####################
 # - Blender Registration

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/source.py

@@ -17,8 +17,10 @@ class MaxwellSourceBLSocket(base.MaxwellSimSocket):
 class MaxwellSourceSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellSource
 	
+	is_list: bool = False
+	
 	def init(self, bl_socket: MaxwellSourceBLSocket) -> None:
-		pass
+		bl_socket.is_list = self.is_list
 
 ####################
 # - Blender Registration

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/maxwell/structure.py

@@ -16,8 +16,10 @@ class MaxwellStructureBLSocket(base.MaxwellSimSocket):
 class MaxwellStructureSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.MaxwellStructure
 	
+	is_list: bool = False
+	
 	def init(self, bl_socket: MaxwellStructureBLSocket) -> None:
-		pass
+		bl_socket.is_list = self.is_list
 
 ####################
 # - Blender Registration

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/freq.py

@@ -1,9 +1,13 @@
 import typing as typ
+import json
 
+import numpy as np
 import bpy
+import sympy as sp
 import sympy.physics.units as spu
 import pydantic as pyd
 
+from .....utils import extra_sympy_units as spux
 from .....utils.pydantic_sympy import SympyExpr
 from .. import base
 from ... import contracts as ct
@@ -27,38 +31,103 @@ class PhysicalFreqBLSocket(base.MaxwellSimSocket):
 		update=(lambda self, context: self.sync_prop("raw_value", context)),
 	)
 	
+	min_freq: bpy.props.FloatProperty(
+		name="Min Frequency",
+		description="Lowest frequency",
+		default=0.0,
+		precision=4,
+		update=(lambda self, context: self.sync_prop("min_freq", context)),
+	)
+	max_freq: bpy.props.FloatProperty(
+		name="Max Frequency",
+		description="Highest frequency",
+		default=0.0,
+		precision=4,
+		update=(lambda self, context: self.sync_prop("max_freq", context)),
+	)
+	steps: bpy.props.IntProperty(
+		name="Frequency Steps",
+		description="# of steps between min and max",
+		default=2,
+		update=(lambda self, context: self.sync_prop("steps", context)),
+	)
+	
 	####################
 	# - Socket UI
 	####################
 	def draw_value(self, col: bpy.types.UILayout) -> None:
 		col.prop(self, "raw_value", text="")
 	
+	def draw_value_list(self, col: bpy.types.UILayout) -> None:
+		col.prop(self, "min_freq", text="Min")
+		col.prop(self, "max_freq", text="Max")
+		col.prop(self, "steps", text="Steps")
+	
 	####################
 	# - Default Value
 	####################
 	@property
 	def value(self) -> SympyExpr:
 		return self.raw_value * self.unit
-	
 	@value.setter
 	def value(self, value: SympyExpr) -> None:
 		self.raw_value = spu.convert_to(value, self.unit) / self.unit
 	
+	@property
+	def value_list(self) -> list[SympyExpr]:
+		return [
+			el * self.unit
+			for el in np.linspace(self.min_freq, self.max_freq, self.steps)
+		]
+	@value_list.setter
+	def value_list(self, value: tuple[SympyExpr, SympyExpr, int]):
+		 self.min_freq, self.max_freq, self.steps = [
+			spu.convert_to(el, self.unit) / self.unit
+			for el in value[:2]
+		] + [value[2]]
+	
+	def sync_unit_change(self) -> None:
+		if self.is_list:
+			self.value_list = (
+				spu.convert_to(
+					self.min_freq * self.prev_unit,
+					self.unit
+				),
+				spu.convert_to(
+					self.max_freq * self.prev_unit,
+					self.unit
+				),
+				self.steps,
+			)
+		else:
+			self.value = self.value / self.unit * self.prev_unit
+		
+		self.prev_active_unit = self.active_unit
+
 ####################
 # - Socket Configuration
 ####################
 class PhysicalFreqSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalFreq
 	
-	default_value: SympyExpr | None = None
+	default_value: SympyExpr = 500*spux.terahertz
 	default_unit: SympyExpr | None = None
+	is_list: bool = False
+	
+	min_freq: SympyExpr = 400.0*spux.terahertz
+	max_freq: SympyExpr = 600.0*spux.terahertz
+	steps: SympyExpr = 50
 	
 	def init(self, bl_socket: PhysicalFreqBLSocket) -> None:
-		if self.default_value:
 		bl_socket.value = self.default_value
+		bl_socket.is_list = self.is_list
+		
 		if self.default_unit:
 			bl_socket.unit = self.default_unit
 		
+		if self.is_list:
+			bl_socket.value_list = (self.min_freq, self.max_freq, self.steps)
+
 ####################
 # - Blender Registration
 ####################

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/length.py

@@ -2,6 +2,7 @@ import typing as typ
 
 import bpy
 import sympy.physics.units as spu
+import numpy as np
 import pydantic as pyd
 
 from .....utils.pydantic_sympy import SympyExpr
@@ -27,35 +28,103 @@ class PhysicalLengthBLSocket(base.MaxwellSimSocket):
 		update=(lambda self, context: self.sync_prop("raw_value", context)),
 	)
 	
+	min_len: bpy.props.FloatProperty(
+		name="Min Length",
+		description="Lowest length",
+		default=0.0,
+		precision=4,
+		update=(lambda self, context: self.sync_prop("min_len", context)),
+	)
+	max_len: bpy.props.FloatProperty(
+		name="Max Length",
+		description="Highest length",
+		default=0.0,
+		precision=4,
+		update=(lambda self, context: self.sync_prop("max_len", context)),
+	)
+	steps: bpy.props.IntProperty(
+		name="Length Steps",
+		description="# of steps between min and max",
+		default=2,
+		update=(lambda self, context: self.sync_prop("steps", context)),
+	)
+	
 	####################
 	# - Socket UI
 	####################
 	def draw_value(self, col: bpy.types.UILayout) -> None:
 		col.prop(self, "raw_value", text="")
 	
+	def draw_value_list(self, col: bpy.types.UILayout) -> None:
+		col.prop(self, "min_len", text="Min")
+		col.prop(self, "max_len", text="Max")
+		col.prop(self, "steps", text="Steps")
+	
 	####################
 	# - Default Value
 	####################
 	@property
 	def value(self) -> SympyExpr:
 		return self.raw_value * self.unit
-	
 	@value.setter
 	def value(self, value: SympyExpr) -> None:
 		self.raw_value = spu.convert_to(value, self.unit) / self.unit
 	
+	@property
+	def value_list(self) -> list[SympyExpr]:
+		return [
+			el * self.unit
+			for el in np.linspace(self.min_len, self.max_len, self.steps)
+		]
+	@value_list.setter
+	def value_list(self, value: tuple[SympyExpr, SympyExpr, int]):
+		self.min_len, self.max_len, self.steps = [
+			spu.convert_to(el, self.unit) / self.unit
+			for el in value[:2]
+		] + [value[2]]
+	
+	def sync_unit_change(self) -> None:
+		if self.is_list:
+			self.value_list = (
+				spu.convert_to(
+					self.min_len * self.prev_unit,
+					self.unit
+				),
+				spu.convert_to(
+					self.max_len * self.prev_unit,
+					self.unit
+				),
+				self.steps,
+			)
+		else:
+			self.value = self.value / self.unit * self.prev_unit
+		
+		self.prev_active_unit = self.active_unit
+
 ####################
 # - Socket Configuration
 ####################
 class PhysicalLengthSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalLength
 	
+	default_value: SympyExpr = 1*spu.um
 	default_unit: SympyExpr | None = None
+	is_list: bool = False
+	
+	min_len: SympyExpr = 400.0*spu.nm
+	max_len: SympyExpr = 600.0*spu.nm
+	steps: SympyExpr = 50
 	
 	def init(self, bl_socket: PhysicalLengthBLSocket) -> None:
+		bl_socket.value = self.default_value
+		bl_socket.is_list = self.is_list
+		
 		if self.default_unit:
 			bl_socket.unit = self.default_unit
 		
+		if self.is_list:
+			bl_socket.value_list = (self.min_len, self.max_len, self.steps)
+
 ####################
 # - Blender Registration
 ####################

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/physical/size_3d.py

@@ -49,9 +49,11 @@ class PhysicalSize3DBLSocket(base.MaxwellSimSocket):
 class PhysicalSize3DSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.PhysicalSize3D
 	
+	default_value: SympyExpr = sp.Matrix([1, 1, 1]) * spu.um
 	default_unit: SympyExpr | None = None
 	
 	def init(self, bl_socket: PhysicalSize3DBLSocket) -> None:
+		bl_socket.value = self.default_value
 		if self.default_unit:
 			bl_socket.unit = self.default_unit
 

blender_maxwell/node_trees/maxwell_sim_nodes/sockets/tidy3d/cloud_task.py

@@ -6,91 +6,74 @@ import pydantic as pyd
 import tidy3d as td
 import tidy3d.web as _td_web
 
-from .....utils.auth_td_web import g_td_web, is_td_web_authed
+from .....utils import tdcloud
 from .. import base
 from ... import contracts as ct
 
 ####################
-# - Tidy3D Folder/Task Management
+# - Operators
 ####################
-TD_FOLDERS = None
+class ReloadFolderList(bpy.types.Operator):
-## TODO: Keep this data serialized in each node, so it works offline and saves/loads correctly (then we can try/except when the network fails).
+	bl_idname = "blender_maxwell.sockets__reload_folder_list"
-## - We should consider adding some kind of serialization-backed instance data to the node base class...
+	bl_label = "Reload Tidy3D Folder List"
-## - We could guard it behind a feature, 'use_node_data_store' for example.
+	bl_description = "Reload the the cached Tidy3D folder list"
-
-def g_td_folders():
-	global TD_FOLDERS
-	
-	if TD_FOLDERS is not None: return TD_FOLDERS
-	
-	# Populate Folders Cache & Return
-	TD_FOLDERS = {
-		cloud_folder.folder_name: None
-		for cloud_folder in _td_web.core.task_core.Folder.list()
-	}
-	return TD_FOLDERS
-
-def g_td_tasks(cloud_folder_name: str):
-	global TD_FOLDERS
-	
-	# Retrieve Cached Tasks
-	if (_tasks := TD_FOLDERS.get(cloud_folder_name)) is not None:
-		return _tasks
-	
-	# Retrieve Cloud Folder (if exists)
-	try:
-		cloud_folder = _td_web.core.task_core.Folder.get(cloud_folder_name)
-	except AttributeError as err:
-		# Folder Doesn't Exist
-		TD_FOLDERS = None
-		return []
-		
-	# Return Tasks as List (also empty)
-	if (tasks := cloud_folder.list_tasks()) is None:
-		tasks = []
-		
-	# Populate Cloud-Folder Cache & Return
-	TD_FOLDERS[cloud_folder_name] = [
-		task
-		for task in tasks
-	]
-	return TD_FOLDERS[cloud_folder_name]
-
-class BlenderMaxwellRefreshTDFolderList(bpy.types.Operator):
-	bl_idname = "blender_maxwell.refresh_td_folder_list"
-	bl_label = "Refresh Tidy3D Folder List"
-	bl_description = "Refresh the cached Tidy3D folder list"
-	bl_options = {'REGISTER'}
 	
 	@classmethod
 	def poll(cls, context):
 		space = context.space_data
 		return (
-			space.type == 'NODE_EDITOR'
+			tdcloud.IS_AUTHENTICATED
-			and space.node_tree is not None
+			
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
+			and hasattr(context, "socket")
-			and is_td_web_authed()
+			and hasattr(context.socket, "socket_type")
+			and context.socket.socket_type == ct.SocketType.Tidy3DCloudTask
 		)
 
 	def execute(self, context):
-		global TD_FOLDERS
+		socket = context.socket
+		
+		tdcloud.TidyCloudFolders.update_folders()
+		tdcloud.TidyCloudTasks.update_tasks(socket.existing_folder_id)
 		
-		TD_FOLDERS = None
 		return {'FINISHED'}
 
+class Authenticate(bpy.types.Operator):
+	bl_idname = "blender_maxwell.sockets__authenticate"
+	bl_label = "Authenticate Tidy3D"
+	bl_description = "Authenticate the Tidy3D Web API from a Cloud Task socket"
+	
+	@classmethod
+	def poll(cls, context):
+		return (
+			not tdcloud.IS_AUTHENTICATED
+			
+			and hasattr(context, "socket")
+			and hasattr(context.socket, "socket_type")
+			and context.socket.socket_type == ct.SocketType.Tidy3DCloudTask
+		)
+
+	def execute(self, context):
+		bl_socket = context.socket
+		
+		if not tdcloud.check_authentication():
+			tdcloud.authenticate_with_api_key(bl_socket.api_key)
+			bl_socket.api_key = ""
+		
+		return {'FINISHED'}
+
+####################
+# - Socket
+####################
 class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 	socket_type = ct.SocketType.Tidy3DCloudTask
-	bl_label = "Tidy3D Cloud Sim"
+	bl_label = "Tidy3D Cloud Task"
+	
+	use_prelock = True
 	
 	####################
 	# - Properties
 	####################
-	task_exists: bpy.props.BoolProperty(
+	# Authentication
-		name="Cloud Task Should Exist",
-		description="Whether or not the cloud task referred to should exist",
-		default=False,
-	)
-	
 	api_key: bpy.props.StringProperty(
 		name="API Key",
 		description="API Key for the Tidy3D Cloud",
@@ -99,11 +82,19 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 		subtype="PASSWORD",
 	)
 	
-	existing_folder_name: bpy.props.EnumProperty(
+	# Task Existance Presumption
+	should_exist: bpy.props.BoolProperty(
+		name="Cloud Task Should Exist",
+		description="Whether or not the cloud task should already exist",
+		default=False,
+	)
+	
+	# Identifiers
+	existing_folder_id: bpy.props.EnumProperty(
 		name="Folder of Cloud Tasks",
 		description="An existing folder on the Tidy3D Cloud",
 		items=lambda self, context: self.retrieve_folders(context),
-		update=(lambda self, context: self.sync_prop("existing_folder_name", context)),
+		update=(lambda self, context: self.sync_prop("existing_folder_id", context)),
 	)
 	existing_task_id: bpy.props.EnumProperty(
 		name="Existing Cloud Task",
@@ -111,35 +102,49 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 		items=lambda self, context: self.retrieve_tasks(context),
 		update=(lambda self, context: self.sync_prop("existing_task_id", context)),
 	)
+	
+	# (Potential) New Task
 	new_task_name: bpy.props.StringProperty(
 		name="New Cloud Task Name",
 		description="Name of a new task to submit to the Tidy3D Cloud",
 		default="",
-		update=(lambda self, context: self.sync_new_task(context)),
+		update=(lambda self, context: self.sync_prop("new_task_name", context)),
 	)
 	
-	lock_nonauth_interface: bpy.props.BoolProperty(
+	
-		name="Lock the non-Auth Interface",
+	####################
-		description="Declares that the non-auth interface should be locked",
+	# - Property Methods
-		default=False,
+	####################
-	)
+	def sync_existing_folder_id(self, context):
+		folder_task_ids = self.retrieve_tasks(context)
+		
+		self.existing_task_id = folder_task_ids[0][0]
+		## There's guaranteed to at least be one element, even if it's "NONE".
+		
+		self.sync_prop("existing_folder_id", context)
 	
 	def retrieve_folders(self, context) -> list[tuple]:
-		if not is_td_web_authed: return []
+		folders = tdcloud.TidyCloudFolders.folders()
-		## What if there are no folders?
+		if not folders:
+			return [("NONE", "None", "No folders")]
 		
 		return [
 			(
-				folder_name,
+				cloud_folder.folder_id,
-				folder_name,
+				cloud_folder.folder_name,
-				folder_name,
+				f"Folder 'cloud_folder.folder_name' with ID {folder_id}",
 			)
-			for folder_name in g_td_folders()
+			for folder_id, cloud_folder in folders.items()
 		]
 	
 	def retrieve_tasks(self, context) -> list[tuple]:
-		if not is_td_web_authed: return []
+		if (cloud_folder := tdcloud.TidyCloudFolders.folders().get(
-		if not (cloud_tasks := g_td_tasks(self.existing_folder_name)):
+			self.existing_folder_id
+		)) is None:
+			return [("NONE", "None", "Folder doesn't exist")]
+		
+		tasks = tdcloud.TidyCloudTasks.tasks(cloud_folder)
+		if not tasks:
 			return [("NONE", "None", "No tasks in folder")]
 		
 		return [
@@ -156,81 +161,66 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 				]),
 				
 				## Task Description
-				{
+				f"Task Status: {task.status}",
-					"draft": "Task has been uploaded, but not run",
-					"initialized": "Task is initializing",
-					"queued": "Task is queued for simulation",
-					"preprocessing": "Task is pre-processing",
-					"running": "Task is currently running",
-					"postprocess": "Task is post-processing",
-					"success": "Task ran successfully, costing {task.real_flex_unit} credits",
-					"error": "Task ran, but an error occurred",
-				}[task.status],
 				
 				## Status Icon
-				{
+				_icon if (_icon := {
 					"draft": "SEQUENCE_COLOR_08",
 					"initialized": "SHADING_SOLID",
 					"queued": "SEQUENCE_COLOR_03",
 					"preprocessing": "SEQUENCE_COLOR_02",
 					"running": "SEQUENCE_COLOR_05",
-					"postprocess": "SEQUENCE_COLOR_06",
+					"postprocessing": "SEQUENCE_COLOR_06",
 					"success": "SEQUENCE_COLOR_04",
 					"error": "SEQUENCE_COLOR_01",
-				}[task.status],
+				}.get(task.status)) else "SEQUENCE_COLOR_09",
 				
 				## Unique Number
 				i,
 			)
 			for i, task in enumerate(
-				sorted(cloud_tasks, key=lambda el: el.created_at, reverse=True)
+				sorted(
+					tasks.values(),
+					key=lambda el: el.created_at,
+					reverse=True,
+				)
 			)
 		]
 	
 	####################
 	# - Task Sync Methods
 	####################
-	def sync_new_task(self, context):
+	def sync_created_new_task(self, cloud_task):
-		if self.new_task_name == "": return
+		"""Called whenever the task specified in `new_task_name` has been actually created.
 		
-		if self.new_task_name in {
+		This changes the socket somewhat: Folder/task IDs are set, and the socket is switched to presume that the task exists.
-			task.taskName
-			for task in g_td_tasks(self.existing_folder_name)
-		}:
-			self.new_task_name = ""
 		
-		self.sync_prop("new_task_name", context)
+		If the socket is linked, then an error is raised.
-	
-	def sync_task_loaded(self, loaded_task_id: str | None):
-		"""Called whenever a particular task has been loaded.
-		
-		This resets the 'new_task_name' (if any), sets the dropdown to the new loaded task (which must be in the already-selected folder) (or, if input is None, leaves the selection alone), locks the socket UI (though NEVER the API authentication interface), and declares that the specified task exists.
 		"""
-		global TD_FOLDERS
+		# Propagate along Link
-		## TODO: This doesn't work with a linked socket. It should.
+		if self.is_linked:
+			msg = f"Cannot sync newly created task to linked Cloud Task socket."
+			raise ValueError(msg)
+			## TODO: A little aggressive. Is there a good use case?
 		
-		if not (TD_FOLDERS is None):
+		# Synchronize w/New Task Information
-			TD_FOLDERS[self.existing_folder_name] = None
+		self.existing_folder_id = cloud_task.folder_id
+		self.existing_task_id = cloud_task.task_id
+		self.should_exist = True
 	
-		if loaded_task_id is not None:
+	def sync_prepare_new_task(self):
-			self.existing_task_id = loaded_task_id
+		"""Called to switch the socket to no longer presume that the task it specifies exists (yet).
 		
-		self.new_task_name = ""
+		If the socket is linked, then an error is raised.
-		self.lock_nonauth_interface = True
+		"""
-		self.task_exists = True
+		# Propagate along Link
+		if self.is_linked:
+			msg = f"Cannot sync newly created task to linked Cloud Task socket."
+			raise ValueError(msg)
+			## TODO: A little aggressive. Is there a good use case?
 		
-	def sync_task_status_change(self, running_task_id: str):
+		# Synchronize w/New Task Information
-		global TD_FOLDERS
+		self.should_exist = False
-		## TODO: This doesn't work with a linked socket. It should.
-		
-		if not (TD_FOLDERS is None):
-			TD_FOLDERS[self.existing_folder_name] = None
-	
-	def sync_task_released(self, specify_new_task: bool = False):
-		## TODO: This doesn't work with a linked socket. It should.
-		self.new_task_name = ""
-		self.lock_nonauth_interface = False
-		self.task_exists = not specify_new_task
 	
 	####################
 	# - Socket UI
@@ -238,44 +228,21 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 	def draw_label_row(self, row: bpy.types.UILayout, text: str):
 		row.label(text=text)
 		
-		auth_icon = "CHECKBOX_HLT" if is_td_web_authed() else "CHECKBOX_DEHLT"
+		auth_icon = "LOCKVIEW_ON" if tdcloud.IS_AUTHENTICATED else "LOCKVIEW_OFF"
 		row.operator(
-			"blender_maxwell.refresh_td_auth",
+			Authenticate.bl_idname,
 			text="",
 			icon=auth_icon,
 		)
 	
-	def draw_value(self, col: bpy.types.UILayout) -> None:
+	def draw_prelock(
-		if is_td_web_authed():
+		self,
-			if self.lock_nonauth_interface: col.enabled = False
+		context: bpy.types.Context,
-			else: col.enabled = True
+		col: bpy.types.UILayout,
-			
+		node: bpy.types.Node,
-			row = col.row()
+		text: str,
-			row.label(icon="FILE_FOLDER")
+	) -> None:
-			row.prop(self, "existing_folder_name", text="")
+		if not tdcloud.IS_AUTHENTICATED:
-			row.operator(
-				BlenderMaxwellRefreshTDFolderList.bl_idname,
-				text="",
-				icon="FILE_REFRESH",
-			)
-			
-			if not self.task_exists:
-				row = col.row()
-				row.label(icon="SEQUENCE_COLOR_04")
-				row.prop(self, "new_task_name", text="")
-			
-			if self.task_exists:
-				row = col.row()
-			else:
-				col.separator(factor=1.0)
-				box = col.box()
-				row = box.row()
-				
-			row.label(icon="NETWORK_DRIVE")
-			row.prop(self, "existing_task_id", text="")
-		
-		else:
-			col.enabled = True
 			row = col.row()
 			row.alignment = "CENTER"
 			row.label(text="Tidy3D API Key")
@@ -283,33 +250,84 @@ class Tidy3DCloudTaskBLSocket(base.MaxwellSimSocket):
 			row = col.row()
 			row.prop(self, "api_key", text="")
 			
-	@property
+			row = col.row()
-	def value(self) -> str | None:
+			row.operator(
-		if self.task_exists:
+				Authenticate.bl_idname,
-			if self.existing_task_id == "NONE": return None
+				text="Connect",
-			return self.existing_task_id
-		
-		return dict(
-			task_name=self.new_task_name,
-			folder_name=self.existing_folder_name,
 			)
 		
+		
+	
+	def draw_value(self, col: bpy.types.UILayout) -> None:
+		if not tdcloud.IS_AUTHENTICATED: return
+		
+		# Cloud Folder Selector
+		row = col.row()
+		row.label(icon="FILE_FOLDER")
+		row.prop(self, "existing_folder_id", text="")
+		row.operator(
+			ReloadFolderList.bl_idname,
+			text="",
+			icon="FILE_REFRESH",
+		)
+		
+		# New Task Name Selector
+		row = col.row()
+		if not self.should_exist:
+			row = col.row()
+			row.label(icon="NETWORK_DRIVE")
+			row.prop(self, "new_task_name", text="")
+			
+			col.separator(factor=1.0)
+			
+			box = col.box()
+			row = box.row()
+			
+		row.prop(self, "existing_task_id", text="")
+	
+	@property
+	def value(self) -> tuple[tdcloud.CloudTaskName, tdcloud.CloudFolder] | tdcloud.CloudTask | None:
+		# Retrieve Folder
+		## Authentication is presumed OK
+		if (cloud_folder := tdcloud.TidyCloudFolders.folders().get(
+			self.existing_folder_id
+		)) is None:
+			msg = "Selected folder doesn't exist (it was probably deleted elsewhere)"
+			raise RuntimeError(msg)
+		
+		# No Tasks in Folder
+		## The UI should set to "NONE" when there are no tasks in a folder
+		if self.existing_task_id == "NONE": return None
+		
+		# Retrieve Task
+		if self.should_exist:
+			if (cloud_task := tdcloud.TidyCloudTasks.tasks(
+				cloud_folder
+			).get(self.existing_task_id)) is None:
+				msg = "Selected task doesn't exist (it was probably deleted elsewhere)"
+				raise RuntimeError(msg)
+			
+			return cloud_task
+		
+		return (self.new_task_name, cloud_folder)
+
 ####################
 # - Socket Configuration
 ####################
 class Tidy3DCloudTaskSocketDef(pyd.BaseModel):
 	socket_type: ct.SocketType = ct.SocketType.Tidy3DCloudTask
 	
-	task_exists: bool
+	should_exist: bool
 	
 	def init(self, bl_socket: Tidy3DCloudTaskBLSocket) -> None:
-		bl_socket.task_exists = self.task_exists
+		bl_socket.should_exist = self.should_exist
 
 ####################
 # - Blender Registration
 ####################
 BL_REGISTER = [
-	BlenderMaxwellRefreshTDFolderList,
+	ReloadFolderList,
+	Authenticate,
 	Tidy3DCloudTaskBLSocket,
 ]
 

blender_maxwell/operators/__init__.py

@@ -1,13 +1,11 @@
 from . import install_deps
 from . import uninstall_deps
 from . import connect_viewer
-from . import refresh_td_auth
 
 BL_REGISTER = [
 	*install_deps.BL_REGISTER,
 	*uninstall_deps.BL_REGISTER,
 	*connect_viewer.BL_REGISTER,
-	*refresh_td_auth.BL_REGISTER,
 ]
 BL_KMI_REGISTER = [
 	*connect_viewer.BL_KMI_REGISTER,

blender_maxwell/operators/refresh_td_auth.py

@@ -1,30 +0,0 @@
-import bpy
-from ..utils.auth_td_web import is_td_web_authed
-
-class BlenderMaxwellRefreshTDAuth(bpy.types.Operator):
-	bl_idname = "blender_maxwell.refresh_td_auth"
-	bl_label = "Refresh Tidy3D Auth"
-	bl_description = "Refresh the authentication of Tidy3D Web API"
-	bl_options = {'REGISTER'}
-	
-	@classmethod
-	def poll(cls, context):
-		space = context.space_data
-		return (
-			space.type == 'NODE_EDITOR'
-			and space.node_tree is not None
-			and space.node_tree.bl_idname == "MaxwellSimTreeType"
-		)
-
-	def invoke(self, context, event):
-		is_td_web_authed(force_check=True)
-		return {'FINISHED'}
-
-####################
-# - Blender Registration
-####################
-BL_REGISTER = [
-	BlenderMaxwellRefreshTDAuth,
-]
-
-BL_KMI_REGISTER = []

blender_maxwell/preferences.py

@@ -3,7 +3,7 @@ import bpy
 from .operators import types as operators_types
 
 class BlenderMaxwellAddonPreferences(bpy.types.AddonPreferences):
-	bl_idname = "blender_maxwell_preferences"
+	bl_idname = "blender_maxwell"
 	
 	def draw(self, context):
 		layout = self.layout

blender_maxwell/requirements.txt

@@ -3,3 +3,5 @@ pydantic==2.6.0
 sympy==1.12
 scipy==1.12.0
 trimesh==4.1.4
+networkx==3.2.1 
+Rtree==1.2.0

blender_maxwell/utils/auth_td_web.py

@@ -1,57 +0,0 @@
-import types
-import tidy3d.web as td_web
-
-AUTHENTICATED = False
-
-def td_auth(api_key: str):
-	# Check for API Key
-	if api_key:
-		msg = "API Key must be defined to authenticate"
-		raise ValueError(msg)
-	
-	# Perform Authentication
-	td_web.configure(api_key)
-	try:
-		td_web.test()
-	except:
-		msg = "Tidy3D Cloud Authentication Failed"
-		raise ValueError(msg)
-	
-	AUTHENTICATED = True
-
-def is_td_web_authed(force_check: bool = False) -> bool:
-	"""Checks whether `td_web` is authenticated, using the cache.
-	The result is heuristically accurate.
-	
-	If accuracy must be guaranteed, an aliveness-check can be performed by setting `force_check=True`.
-	This comes at a performance penalty, as a web request must be made; thus, `force_check` is not appropriate for hot-paths like `draw` functions.
-	
-	If a check is performed
-	"""
-	global AUTHENTICATED
-	
-	# Return Cached Authentication
-	if not force_check:
-		return AUTHENTICATED
-	
-	# Re-Check Authentication
-	try:
-		td_web.test()
-		AUTHENTICATED = True  ## Guarantee cache value to True.
-		return True
-	except:
-		AUTHENTICATED = False  ## Guarantee cache value to False.
-		return False
-	
-def g_td_web(api_key: str, force_check: bool = False) -> types.ModuleType:
-	"""Returns a `tidy3d.web` module object that is already authenticated using the given API key.
-	
-	The authentication status is cached using a global module-level variable, `AUTHENTICATED`.
-	"""
-	global AUTHENTICATED
-	
-	# Check Cached Authentication
-	if not is_td_web_authed(force_check=force_check):
-		td_auth(api_key)
-		
-	return td_web

blender_maxwell/utils/extra_sympy_units.py

@@ -1,3 +1,5 @@
+import functools
+
 import sympy as sp
 import sympy.physics.units as spu
 
@@ -67,11 +69,21 @@ exahertz.set_global_relative_scale_factor(spu.exa, spu.hertz)
 ####################
 # - Sympy Expression Typing
 ####################
-#ALL_UNIT_SYMBOLS = {
+ALL_UNIT_SYMBOLS = {
-#	unit
+	unit.abbrev: unit
-#	for unit in spu.__dict__.values()
+	for unit in spu.__dict__.values()
-#	if isinstance(unit, spu.Quantity)
+	if isinstance(unit, spu.Quantity)
-#}
+} | {
+	unit.abbrev: unit
+	for unit in globals().values()
+	if isinstance(unit, spu.Quantity)
+}
+
+@functools.lru_cache(maxsize=1024)
+def parse_abbrev_symbols_to_units(expr: sp.Basic) -> sp.Basic:
+	print("IN ABBREV", expr)
+	return expr.subs(ALL_UNIT_SYMBOLS)
+
 #def has_units(expr: sp.Expr):
 #	return any(
 #		symbol in ALL_UNIT_SYMBOLS

blender_maxwell/utils/pydantic_sympy.py

@@ -6,12 +6,12 @@ from pydantic_core import core_schema as pyd_core_schema
 import sympy as sp
 import sympy.physics.units as spu
 
-from . import extra_sympy_units as spuex
+from . import extra_sympy_units as spux
 
 ####################
 # - Missing Basics
 ####################
-AllowedSympyExprs = sp.Expr | sp.MatrixBase
+AllowedSympyExprs = sp.Expr | sp.MatrixBase | sp.MutableDenseMatrix
 Complex = typx.Annotated[
 	complex,
 	pyd.GetPydanticSchema(
@@ -36,11 +36,13 @@ class _SympyExpr:
 				return value
 			
 			try:
-				return sp.sympify(value)
+				expr = sp.sympify(value)
 			except ValueError as ex:
 				msg = f"Value {value} is not a `sympify`able string"
 				raise ValueError(msg) from ex
 			
+			return expr.subs(spux.ALL_UNIT_SYMBOLS)
+		
 		def validate_from_expr(value: AllowedSympyExprs) -> AllowedSympyExprs:
 			if not (
 				isinstance(value, sp.Expr)
@@ -108,7 +110,7 @@ def ConstrSympyExpr(
 		# Validate Feature Class
 		if (not allow_variables) and (len(expr.free_symbols) > 0):
 			msgs.add(f"allow_variables={allow_variables} does not match expression {expr}.")
-		if (not allow_units) and spuex.uses_units(expr):
+		if (not allow_units) and spux.uses_units(expr):
 			msgs.add(f"allow_units={allow_units} does not match expression {expr}.")
 		
 		# Validate Structure Class
@@ -134,7 +136,7 @@ def ConstrSympyExpr(
 		# Validate Element Class
 		if allowed_symbols and expr.free_symbols.issubset(allowed_symbols):
 			msgs.add(f"allowed_symbols={allowed_symbols} does not match expression {expr}")
-		if allowed_units and spuex.get_units(expr).issubset(allowed_units):
+		if allowed_units and spux.get_units(expr).issubset(allowed_units):
 			msgs.add(f"allowed_units={allowed_units} does not match expression {expr}")
 		
 		# Validate Shape Class

blender_maxwell/utils/tdcloud.py

@@ -0,0 +1,407 @@
+"""Defines a sane interface to the Tidy3D cloud, as constructed by reverse-engineering the official open-source `tidy3d` client library.
+- SimulationTask: <https://github.com/flexcompute/tidy3d/blob/453055e89dcff6d619597120b47817e996f1c198/tidy3d/web/core/task_core.py>
+- Tidy3D Stub: <https://github.com/flexcompute/tidy3d/blob/453055e89dcff6d619597120b47817e996f1c198/tidy3d/web/api/tidy3d_stub.py>
+"""
+from dataclasses import dataclass
+import typing as typ
+import functools
+import datetime as dt
+
+import tidy3d as td
+import tidy3d.web as td_web
+
+CloudFolderID = str
+CloudFolderName = str
+CloudFolder = td_web.core.task_core.Folder
+
+CloudTaskID = str
+CloudTaskName = str
+CloudTask = td_web.core.task_core.SimulationTask
+
+FileUploadCallback = typ.Callable[[float], None]
+## Takes "uploaded bytes" as argument.
+
+####################
+# - Module-Level Globals
+####################
+IS_ONLINE = False
+IS_AUTHENTICATED = False
+
+def is_online():
+	global IS_ONLINE
+	return IS_ONLINE
+
+def set_online():
+	global IS_ONLINE
+	IS_ONLINE = True
+
+def set_offline():
+	global IS_ONLINE
+	IS_ONLINE = False
+
+####################
+# - Cloud Authentication
+####################
+def check_authentication() -> bool:
+	global IS_AUTHENTICATED
+	global IS_ONLINE
+	
+	# Check Previous Authentication
+	## If we authenticated once, we presume that it'll work again.
+	## TODO: API keys can change... It would just look like "offline" for now.
+	if IS_AUTHENTICATED:
+		return True
+	
+	api_key = td_web.core.http_util.api_key()
+	if api_key is not None:
+		try:
+			td_web.test()
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			return False
+		
+		IS_AUTHENTICATED = True
+		return True
+	
+	return False
+
+def authenticate_with_api_key(api_key: str) -> bool:
+	td_web.configure(api_key)
+	return check_authentication()
+
+####################
+# - Cloud Folder
+####################
+class TidyCloudFolders:
+	cache_folders: dict[CloudFolderID, CloudFolder] | None = None
+	
+	####################
+	# - Folders
+	####################
+	@classmethod
+	def folders(cls) -> dict[CloudFolderID, CloudFolder]:
+		"""Get all cloud folders as a dict, indexed by ID.
+		"""
+		if cls.cache_folders is not None: return cls.cache_folders
+		
+		try:
+			cloud_folders = td_web.core.task_core.Folder.list()
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to get cloud folders, but cannot connect to cloud"
+			raise RuntimeError(msg)
+		
+		folders = {
+			cloud_folder.folder_id: cloud_folder
+			for cloud_folder in cloud_folders
+		}
+		cls.cache_folders = folders
+		return folders
+	
+	@classmethod
+	def mk_folder(cls, folder_name: CloudFolderName) -> CloudFolder:
+		"""Create a cloud folder, raising an exception if it exists.
+		"""
+		folders = cls.update_folders()
+		if folder_name not in {
+			cloud_folder.folder_name
+			for cloud_folder in folders.values()
+		}:
+			try:
+				cloud_folder = td_web.core.task_core.Folder.create(folder_name)
+				set_online()
+			except td.exceptions.WebError:
+				set_offline()
+				msg = "Tried to create cloud folder, but cannot connect to cloud"
+				raise RuntimeError(msg)
+			
+			if cls.cache_folders is None: cls.cache_folders = {}
+			cls.cache_folders[cloud_folder.folder_id] = cloud_folder
+			return cloud_folder
+		
+		msg = f"Cannot create cloud folder: Folder '{folder_name}' already exists"
+		raise ValueError(msg)
+	
+	@classmethod
+	def update_folders(cls) -> dict[CloudFolderID, CloudFolder]:
+		"""Get all cloud folders as a dict, forcing a re-check with the web service.
+		"""
+		cls.cache_folders = None
+		return cls.folders()
+	
+	## TODO: Support removing folders. Unsure of the semantics (does it recursively delete tasks too?)
+	
+####################
+# - Cloud Task
+####################
+@dataclass
+class CloudTaskInfo:
+	"""Toned-down, simplified `dataclass` variant of TaskInfo.
+	
+	See TaskInfo for more: <https://github.com/flexcompute/tidy3d/blob/453055e89dcff6d619597120b47817e996f1c198/tidy3d/web/core/task_info.py>)
+	"""
+	task_name: str
+	status: str
+	created_at: dt.datetime
+	
+	cost_est: typ.Callable[[], float | None]
+	run_info: typ.Callable[[], tuple[float | None, float | None] | None]
+	
+	# Timing
+	completed_at: dt.datetime | None = None  ## completedAt
+	
+	# Cost
+	cost_real: float | None = None  ## realCost
+	
+	# Sim Properties
+	task_type: str | None = None  ## solverVersion
+	version_solver: str | None = None  ## solverVersion
+	callback_url: str | None = None  ## callbackUrl
+
+class TidyCloudTasks:
+	"""Greatly simplifies working with Tidy3D Tasks in the Cloud, specifically, via the lowish-level `tidy3d.web.core.task_core.SimulationTask` object.
+	
+	In particular, cache mechanics ensure that web-requests are only made when absolutely needed.
+	This greatly improves performance in ex. UI functions.
+	In particular, `update_task` updates only one task with a single request.
+	
+	Of particular note are the `SimulationTask` methods that are not abstracted:
+	- `cloud_task.taskName`: Undocumented, but it works (?)
+	- `cloud_task.submit()`: Starts the running of a drafted task.
+	- `cloud_task.real_flex_unit`: `None` until available. Just repeat `update_task` until not None.
+	- `cloud_task.get_running_info()`: GETs % and field-decay of a running task.
+	- `cloud_task.get_log(path)`: GET the run log. Remember to use `NamedTemporaryFile` if a stringified log is desired.
+	"""
+	cache_tasks: dict[CloudTaskID, CloudTask] = {}
+	cache_folder_tasks: dict[CloudFolderID, set[CloudTaskID]] = {}
+	cache_task_info: dict[CloudTaskID, CloudTaskInfo] = {}
+	
+	@classmethod
+	def clear_cache(cls):
+		cls.cache_tasks = {}
+	
+	####################
+	# - Task Getters
+	####################
+	@classmethod
+	def task(cls, task_id: CloudTaskID) -> CloudTask | None:
+		return cls.cache_tasks.get(task_id)
+	
+	@classmethod
+	def task_info(cls, task_id: CloudTaskID) -> CloudTaskInfo | None:
+		return cls.cache_task_info.get(task_id)
+	
+	@classmethod
+	def tasks(cls, cloud_folder: CloudFolder) -> dict[CloudTaskID, CloudTask]:
+		"""Get all cloud tasks within a particular cloud folder as a set.
+		"""
+		# Retrieve Cached Tasks
+		if (task_ids := cls.cache_folder_tasks.get(cloud_folder.folder_id)) is not None:
+			return {
+				task_id: cls.cache_tasks[task_id]
+				for task_id in task_ids
+			}
+		
+		# Retrieve Tasks by-Folder
+		try:
+			folder_tasks = cloud_folder.list_tasks()
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to get tasks of a cloud folder, but cannot access cloud"
+			raise RuntimeError(msg)
+		
+		# No Tasks: Empty Set
+		if folder_tasks is None:
+			cls.cache_folder_tasks[cloud_folder.folder_id] = set()
+			return {}
+		
+		# Populate Caches
+		## Direct Task Cache
+		cloud_tasks = {
+			cloud_task.task_id: cloud_task
+			for cloud_task in folder_tasks
+		}
+		cls.cache_tasks |= cloud_tasks
+		
+		## Task Info Cache
+		for task_id, cloud_task in cloud_tasks.items():
+			cls.cache_task_info[task_id] = CloudTaskInfo(
+				task_name=cloud_task.taskName,
+				status=cloud_task.status,
+				created_at=cloud_task.created_at,
+				cost_est=functools.partial(td_web.estimate_cost, cloud_task.task_id),
+				run_info=cloud_task.get_running_info,
+				callback_url=cloud_task.callback_url,
+			)
+		
+		## Task by-Folder Cache
+		cls.cache_folder_tasks[cloud_folder.folder_id] = {
+			task_id
+			for task_id in cloud_tasks
+		}
+		
+		return cloud_tasks
+	
+	####################
+	# - Task Create/Delete
+	####################
+	@classmethod
+	def mk_task(
+		cls,
+		task_name: CloudTaskName,
+		cloud_folder: CloudFolder,
+		
+		sim: td.Simulation,
+		
+		upload_progress_cb: FileUploadCallback | None = None,
+		verbose: bool = True,
+	) -> CloudTask:
+		"""Creates a `CloudTask` of the given `td.Simulation`.
+		
+		Presume that `sim.validate_pre_upload()` has already been run, so that the simulation is good to go.
+		"""
+		# Create "Stub"
+		## Minimal Tidy3D object that can be turned into a file for upload
+		## Has "type" in {"Simulation", "ModeSolver", "HeatSimulation"}
+		stub = td_web.api.tidy3d_stub.Tidy3dStub(simulation=sim)
+		
+		# Create Cloud Task
+		## So far, this is a boring, empty task with no data
+		## May overlay by name with other tasks - then makes a new "version"
+		try:
+			cloud_task = td_web.core.task_core.SimulationTask.create(
+				task_type=stub.get_type(),  
+				task_name=task_name,
+				folder_name=cloud_folder.folder_name,
+			)
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to create cloud task, but cannot access cloud"
+			raise RuntimeError(msg)
+		
+		# Upload Simulation to Cloud Task
+		if not upload_progress_cb is None:
+			upload_progress_cb = lambda uploaded_bytes: None
+		try:
+			cloud_task.upload_simulation(
+				stub,
+				verbose=verbose,
+				#progress_callback=upload_progress_cb,
+			)
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to upload simulation to cloud task, but cannot access cloud"
+			raise RuntimeError(msg)
+		
+		# Populate Caches
+		## Direct Task Cache
+		cls.cache_tasks[cloud_task.task_id] = cloud_task
+		
+		## Task Info Cache
+		cls.cache_task_info[cloud_task.task_id] = CloudTaskInfo(
+			task_name=cloud_task.taskName,
+			status=cloud_task.status,
+			created_at=cloud_task.created_at,
+			cost_est=functools.partial(td_web.estimate_cost, cloud_task.task_id),
+			run_info=cloud_task.get_running_info,
+			callback_url=cloud_task.callback_url,
+		)
+		
+		## Task by-Folder Cache
+		if cls.cache_folder_tasks.get(cloud_task.folder_id):
+			cls.cache_folder_tasks[cloud_task.folder_id].add(cloud_task.task_id)
+		else:
+			cls.cache_folder_tasks[cloud_task.folder_id] = {cloud_task.task_id}
+		
+		return cloud_task
+	
+	####################
+	# - Task Update/Delete
+	####################
+	@classmethod
+	def rm_task(
+		cls,
+		cloud_task: CloudTask,
+	) -> CloudTask:
+		"""Deletes a cloud task.
+		"""
+		## TODO: Abort first?
+		task_id = cloud_task.task_id
+		folder_id = cloud_task.folder_id
+		try:
+			cloud_task.delete()
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to delete cloud task, but cannot access cloud"
+			raise RuntimeError(msg)
+		
+		# Populate Caches
+		## Direct Task Cache
+		cls.cache_tasks.pop(task_id, None)
+		
+		## Task Info Cache
+		cls.cache_task_info.pop(task_id, None)
+		
+		## Task by-Folder Cache
+		cls.cache_folder_tasks[folder_id].remove(task_id)
+	
+	@classmethod
+	def update_task(cls, cloud_task: CloudTask) -> CloudTask:
+		"""Updates the CloudTask to the latest ex. status attributes.
+		"""
+		# BUG: td_web.core.task_core.SimulationTask.get(task_id) doesn't return the `created_at` field.
+		## Therefore, we unfortunately need to get all tasks for the folder ID just to update one.
+		
+		# Retrieve Folder
+		task_id = cloud_task.task_id
+		folder_id = cloud_task.folder_id
+		cloud_folder = TidyCloudFolders.folders()[folder_id]
+		
+		# Repopulate All Caches
+		## By deleting the folder ID, all tasks within will be reloaded
+		del cls.cache_folder_tasks[folder_id]
+		folder_tasks = cls.tasks(cloud_folder)
+		
+		return cls.tasks(cloud_folder)[task_id]
+	
+	@classmethod
+	def update_tasks(cls, folder_id: CloudFolderID) -> dict[CloudTaskID, CloudTask]:
+		"""Updates the CloudTask to the latest ex. status attributes.
+		"""
+		# BUG: td_web.core.task_core.SimulationTask.get(task_id) doesn't return the `created_at` field.
+		## Therefore, we unfortunately need to get all tasks for the folder ID just to update one.
+		
+		# Retrieve Folder
+		cloud_folder = TidyCloudFolders.folders()[folder_id]
+		
+		# Repopulate All Caches
+		## By deleting the folder ID, all tasks within will be reloaded
+		del cls.cache_folder_tasks[folder_id]
+		folder_tasks = cls.tasks(cloud_folder)
+		
+		return {
+			task_id: cls.cache_tasks[task_id]
+			for task_id in cls.cache_folder_tasks[folder_id]
+		}
+	
+	@classmethod
+	def abort_task(cls, cloud_task: CloudTask) -> CloudTask:
+		"""Aborts a running CloudTask to the latest ex. status attributes.
+		"""
+		## TODO: Check status?
+		new_cloud_task = cls.update_task(cloud_task)
+		try:
+			new_cloud_task.abort()
+			set_online()
+		except td.exceptions.WebError:
+			set_offline()
+			msg = "Tried to abort cloud task, but cannot access cloud"
+			raise RuntimeError(msg)
+		
+		return cls.update_task(cloud_task)