NanoBrain/NanoBrain-unitypackage
NanoBrain/NanoBrain-unitypackage
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Added full graph view mode

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This commit is contained in:
Pascal Serrarens 2026-04-20 17:44:27 +02:00
parent 249e88850a
commit 830e3e7265
3 changed files with 192 additions and 95 deletions
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135
Editor/BrainEditorWindow.cs
View File

@ -12,6 +12,7 @@ namespace NanoBrain {
public string title;
public Vector2 position;
public float radius = 20f; // circle radius
public Nucleus nucleus;
}
[System.Serializable]
@ -19,15 +20,15 @@ namespace NanoBrain {
public int fromId;
public int toId;
}
public class Dag {
public List<DagNode> nodes = new();
public List<DagEdge> edges = new();
}
public class BrainEditorWindow : EditorWindow {
readonly List<DagNode> nodes = new();
readonly List<DagEdge> edges = new();
Dag dag = new();
Vector2 pan = Vector2.zero;
float zoom = 1.0f;
const float minZoom = 0.5f;
const float maxZoom = 2.0f;
private readonly System.Type acceptedType = typeof(ClusterPrefab);
@ -40,8 +41,9 @@ namespace NanoBrain {
void OnEnable() {
// Register callback so window updates when selection changes
Selection.selectionChanged += OnSelectionChanged;
RefreshSelection();
ComputeLayout();
dag = RefreshSelection();
ComputeLayout(dag);
Repaint();
}
private void OnDisable() {
@ -49,33 +51,41 @@ namespace NanoBrain {
}
private void OnSelectionChanged() {
RefreshSelection();
ComputeLayout();
dag = RefreshSelection();
ComputeLayout(dag);
Repaint();
}
private void RefreshSelection() {
private Dag RefreshSelection() {
ClusterPrefab prefab = Selection.activeObject as ClusterPrefab;
if (prefab != null && acceptedType.IsAssignableFrom(prefab.GetType())) {
GenerateGraph(prefab);
}
if (prefab != null && acceptedType.IsAssignableFrom(prefab.GetType()))
return GenerateGraph(prefab);
else
return new Dag();
}
private void GenerateGraph(ClusterPrefab prefab) {
nodes.Clear();
edges.Clear();
public Dag GenerateGraph(ClusterPrefab prefab) {
Dag dag = new();
int ix = 0;
foreach (Nucleus nucleus in prefab.nuclei) {
nodes.Add(new DagNode() { id = ix, title = nucleus.name });
DagNode node = new() {
id = ix,
title = nucleus.name
};
dag.nodes.Add(node);
if (nucleus is Neuron neuron) {
foreach (Nucleus receiver in neuron.receivers) {
int receiverIx = prefab.GetNucleusIndex(receiver);
edges.Add(new DagEdge() { fromId = ix, toId = receiverIx });
DagEdge edge = new() {
fromId = ix,
toId = prefab.GetNucleusIndex(receiver)
};
dag.edges.Add(edge);
}
}
ix++;
}
return dag;
}
void OnGUI() {
@ -88,28 +98,28 @@ namespace NanoBrain {
Vector2 windowCenter = new(position.width / 2f, position.height / 2f);
// compute graph bounds center (in graph space)
Rect bounds = GetGraphBounds();
Rect bounds = GetGraphBounds(dag);
Vector2 graphCenter = bounds.center;
// compute autoPan that recenters the graph (does not modify node positions)
Vector2 autoPan = -graphCenter; // moves graph center to origin
// total translation = windowCenter + autoPan + user pan
Matrix4x4 oldMatrix = GUI.matrix;
GUI.matrix = Matrix4x4.TRS(windowCenter + autoPan + pan, Quaternion.identity, Vector3.one * zoom) *
GUI.matrix = Matrix4x4.TRS(windowCenter + autoPan + pan, Quaternion.identity, Vector3.one) *
Matrix4x4.TRS(-windowCenter, Quaternion.identity, Vector3.one);
// Draw edges first
foreach (DagEdge e in edges) {
DagNode from = GetNodeById(e.fromId);
DagNode to = GetNodeById(e.toId);
foreach (DagEdge e in dag.edges) {
DagNode from = GetNodeById(dag, e.fromId);
DagNode to = GetNodeById(dag, e.toId);
if (from == null || to == null)
continue;
DrawEdgeCircleNodes(from, to);
}
// Draw nodes (circles)
foreach (DagNode n in nodes)
foreach (DagNode n in dag.nodes)
DrawNucleus(n);
GUI.matrix = oldMatrix;
@ -118,16 +128,6 @@ namespace NanoBrain {
void HandleInput() {
Event e = Event.current;
// Zoom with scroll
if (e.type == EventType.ScrollWheel) {
float oldZoom = zoom;
float delta = -e.delta.y * 0.01f;
zoom = Mathf.Clamp(zoom + delta, minZoom, maxZoom);
Vector2 mouse = e.mousePosition;
pan += (mouse - new Vector2(position.width / 2, position.height / 2)) * (1 - zoom / oldZoom);
e.Use();
}
// Pan with middle or right+ctrl drag
if (e.type == EventType.MouseDrag && (e.button == 2 || (e.button == 1 && e.control))) {
pan += e.delta;
@ -135,12 +135,12 @@ namespace NanoBrain {
}
}
DagNode GetNodeById(int id) => nodes.FirstOrDefault(x => x.id == id);
public static DagNode GetNodeById(Dag dag, int id) => dag.nodes.FirstOrDefault(x => x.id == id);
void DrawNucleus(DagNode n) {
public static void DrawNucleus(DagNode n) {
Vector3 position = n.position;
Handles.color = Color.white * 0.9f;
Handles.color = Color.black * 0.9f;
Handles.DrawSolidDisc(n.position, Vector3.forward, n.radius);
Handles.color = Color.white;
@ -153,7 +153,7 @@ namespace NanoBrain {
Handles.Label(labelPos, n.title, style);
}
void DrawEdgeCircleNodes(DagNode from, DagNode to) {
public static void DrawEdgeCircleNodes(DagNode from, DagNode to) {
Vector2 a = from.position;
Vector2 b = to.position;
if (a == b) return;
@ -162,19 +162,10 @@ namespace NanoBrain {
Handles.DrawLine(from.position, to.position);
}
// Right-to-left layered layout (sources on the right, sinks on the left)
void ComputeLayout() {
// build adjacency and indegree
Dictionary<int, List<int>> adjacency = nodes.ToDictionary(n => n.id, n => new List<int>());
Dictionary<int, int> indegree = nodes.ToDictionary(n => n.id, n => 0);
foreach (DagEdge edge in edges) {
if (!adjacency.ContainsKey(edge.fromId) || !adjacency.ContainsKey(edge.toId))
continue;
adjacency[edge.fromId].Add(edge.toId);
indegree[edge.toId]++;
}
Dictionary<int, int> outdegree = nodes.ToDictionary(node => node.id, n => 0);
foreach (DagEdge edge in edges) {
public static void ComputeLayout(Dag dag) {
Dictionary<int, List<int>> adjacency = dag.nodes.ToDictionary(n => n.id, n => new List<int>());
Dictionary<int, int> outdegree = dag.nodes.ToDictionary(node => node.id, n => 0);
foreach (DagEdge edge in dag.edges) {
if (!adjacency.ContainsKey(edge.fromId) || !adjacency.ContainsKey(edge.toId))
continue;
adjacency[edge.fromId].Add(edge.toId);
@ -183,9 +174,10 @@ namespace NanoBrain {
// Kahn's algorithm to compute topological layers (horizontal layers)
// build parent list (reverse adjacency) and parentIndegree = number of children each parent has
Dictionary<int, List<int>> parents = nodes.ToDictionary(n => n.id, _ => new List<int>());
Dictionary<int, int> childCount = nodes.ToDictionary(n => n.id, _ => 0);
foreach (DagEdge edge in edges) {
Dictionary<int, List<int>> parents = dag.nodes.ToDictionary(n => n.id, _ => new List<int>());
Dictionary<int, int> childCount = dag.nodes.ToDictionary(n => n.id, _ => 0);
foreach (DagEdge edge in dag.edges) {
if (!adjacency.ContainsKey(edge.fromId) || !adjacency.ContainsKey(edge.toId)) continue;
adjacency[edge.fromId].Add(edge.toId);
parents[edge.toId].Add(edge.fromId); // parent of 'to' is 'from'
@ -210,10 +202,9 @@ namespace NanoBrain {
}
}
// Any unreachable nodes -> assign next layers
int maxLayer = layer.Count > 0 ? layer.Values.Max() : 0;
foreach (DagNode node in nodes) {
foreach (DagNode node in dag.nodes) {
if (!layer.ContainsKey(node.id)) {
maxLayer++;
layer[node.id] = maxLayer;
@ -221,7 +212,12 @@ namespace NanoBrain {
}
// Group nodes by layer (left to right)
List<List<int>> layers = layer.GroupBy(kv => kv.Value).OrderBy(g => g.Key).Select(g => g.Select(x => x.Key).ToList()).ToList();
List<List<int>> layers =
layer.
GroupBy(kv => kv.Value).
OrderBy(g => g.Key).
Select(g => g.Select(x => x.Key).ToList()).
ToList();
// Same code without using Linq
// Build layers dictionary: layerIndex -> List<int> nodeIds
@ -247,25 +243,27 @@ namespace NanoBrain {
// }
float hSpacing = 100f;
float vSpacing = 100f;
float totalHeight = 400f;
// Place nodes: x increases with layer index, y spaced within layer
for (int layerIx = 0; layerIx < layers.Count; layerIx++) {
List<int> nodeList = layers[layerIx];
float totalHeight = (nodeList.Count - 1) * vSpacing;
float spacing = totalHeight / nodeList.Count;
float margin = 10 + spacing / 2;
for (int i = 0; i < nodeList.Count; i++) {
int index = nodeList[i];
DagNode node = GetNodeById(index);
DagNode node = GetNodeById(dag, index);
if (node == null)
continue;
float x = hSpacing + layerIx * hSpacing;
float y = 400 - totalHeight / 2f + i * vSpacing;
//float y = 400 - totalHeight / 2f + i * vSpacing;
float y = margin + i * spacing;
// Debug.Log($"({li}, {i}) -> {x}, {y}");
node.position = new Vector2(x, y);
}
}
Repaint();
//Repaint();
}
static Rect RectUnion(Rect a, Rect b) {
@ -276,12 +274,13 @@ namespace NanoBrain {
return Rect.MinMaxRect(xMin, yMin, xMax, yMax);
}
Rect GetGraphBounds() {
if (nodes == null || nodes.Count == 0) return new Rect(Vector2.zero, Vector2.one);
Rect GetGraphBounds(Dag dag) {
if (dag.nodes == null || dag.nodes.Count == 0)
return new Rect(Vector2.zero, Vector2.one);
Rect bounds = new(
nodes[0].position - Vector2.one * nodes[0].radius,
2f * nodes[0].radius * Vector2.one);
foreach (var n in nodes)
dag.nodes[0].position - Vector2.one * dag.nodes[0].radius,
2f * dag.nodes[0].radius * Vector2.one);
foreach (var n in dag.nodes)
bounds = RectUnion(bounds,
new Rect(n.position - Vector2.one * n.radius, 2f * n.radius * Vector2.one));
return bounds;

80
Editor/ClusterInspector.cs
View File

@ -62,8 +62,18 @@ namespace NanoBrain {
public class GraphEditor : GraphView {
public GraphEditor(ClusterPrefab prefab) : base(prefab) {
public enum Mode {
Focus,
Full
}
public Mode mode = Mode.Focus;
public GraphEditor(ClusterPrefab prefab) : base(prefab) {
// create an EnumField for Mode
EnumField enumField = new(mode);
enumField.style.width = 80;
enumField.RegisterValueChangedCallback(OnModeChange);
outputContainer.Insert(0, enumField);
Button addButton = new(() => OnAddClusterOutput()) {
text = "Add"
@ -71,7 +81,22 @@ namespace NanoBrain {
outputContainer.Add(addButton);
Add(outputContainer);
}
private void OnModeChange(ChangeEvent<System.Enum> evt) {
mode = (Mode)evt.newValue;
Debug.Log("Mode changed to: " + mode);
}
Nucleus selectedOutput;
protected override void OnOutputChanged(string outputName) {
if (this.currentNucleus.parent != null)
// Get nucleus in the parent instance
this.selectedOutput = this.currentNucleus.parent.GetNucleus(outputName);
else
// Get nucleus in the prefab
this.selectedOutput = this.prefab.GetNucleus(outputName);
}
void OnAddClusterOutput() {
@ -83,7 +108,6 @@ namespace NanoBrain {
this.currentNucleus = newOutput;
}
public void SetGraph(GameObject gameObject, Nucleus nucleus, VisualElement inspectorContainer) {
this.gameObject = gameObject;
//this.cluster = brain;
@ -123,6 +147,58 @@ namespace NanoBrain {
inspectorContainer.Add(inspectorIMGUIContainer);
}
protected override void DrawGraph() {
if (mode == Mode.Focus)
DrawFocusGraph();
else
DrawFullGraph();
}
protected void DrawFullGraph() {
Dag dag = GenerateGraph(this.prefab);
BrainEditorWindow.ComputeLayout(dag);
// Draw edges
foreach (DagEdge e in dag.edges) {
DagNode from = dag.nodes.FirstOrDefault(x => x.id == e.fromId);
DagNode to = dag.nodes.FirstOrDefault(x => x.id == e.toId);
if (from == null || to == null)
continue;
Vector2 fromPosition = from.position;
Vector2 toPosition = to.position;
DrawEdge(fromPosition, toPosition);
}
// Draw nodes
foreach (DagNode n in dag.nodes)
DrawNucleus(n.nucleus, n.position, 1, n.radius);
}
public Dag GenerateGraph(ClusterPrefab prefab) {
Dag dag = new();
int ix = 0;
foreach (Nucleus nucleus in prefab.nuclei) {
DagNode node = new() {
id = ix,
title = nucleus.name,
nucleus = nucleus
};
dag.nodes.Add(node);
if (nucleus is Neuron neuron) {
foreach (Nucleus receiver in neuron.receivers) {
DagEdge edge = new() {
fromId = ix,
toId = prefab.GetNucleusIndex(receiver)
};
dag.edges.Add(edge);
}
}
ix++;
}
return dag;
}
#region Inspector
private VisualElement inspectorIMGUIContainer;

72
Editor/ClusterViewer.cs
View File

@ -38,9 +38,9 @@ namespace NanoBrain {
outputContainer = new() {
style = {
flexDirection = FlexDirection.Row,
alignItems = Align.Center,
}
flexDirection = FlexDirection.Row,
alignItems = Align.Center,
}
};
List<string> names = this.prefab.outputs.Select(output => output.name).ToList();
@ -59,7 +59,7 @@ namespace NanoBrain {
RegisterCallback<DetachFromPanelEvent>(evt => Unsubscribe());
}
void OnOutputChanged(string outputName) {
protected virtual void OnOutputChanged(string outputName) {
if (this.currentNucleus.parent != null)
// Get nucleus in the parent instance
this.currentNucleus = this.currentNucleus.parent.GetNucleus(outputName);
@ -177,7 +177,11 @@ namespace NanoBrain {
}
private void DrawGraph() {
protected virtual void DrawGraph() {
DrawFocusGraph();
}
protected void DrawFocusGraph() {
float size = 20;
Vector3 position = new(150, 210, 0);
@ -235,9 +239,6 @@ namespace NanoBrain {
// Handles.Label(labelPos, receptorName, style);
// }
// else {
Handles.color = Color.white;
// The selected nucleus highlight ring
Handles.DrawSolidDisc(position, Vector3.forward, size + 2);
float maxValue = 1;
if (this.currentNucleus is Neuron neuron)
maxValue = neuron.outputMagnitude;
@ -249,9 +250,6 @@ namespace NanoBrain {
// }
}
else {
Handles.color = Color.white;
// The selected nucleus highlight ring
Handles.DrawSolidDisc(position, Vector3.forward, size + 2);
float maxValue = 1;
if (this.currentNucleus is Neuron neuron)
maxValue = neuron.outputMagnitude;
@ -301,8 +299,7 @@ namespace NanoBrain {
continue;
Vector3 pos = new(50, margin + row * spacing, 0.0f);
Handles.color = Color.white;
Handles.DrawLine(parentPos, pos);
DrawEdge(parentPos, pos);
DrawNucleus(receiverNucleus, pos, maxValue, size);
row++;
@ -321,7 +318,7 @@ namespace NanoBrain {
if (synapse.neuron == null)
continue;
if (synapse.neuron.parent is Cluster cluster &&
if (synapse.neuron.parent is Cluster cluster &&
cluster.siblingClusters != null &&
synapse.neuron.parent != nucleus.parent) {
if (drawnArrays.Contains(cluster.siblingClusters))
@ -372,16 +369,16 @@ namespace NanoBrain {
if (synapse.neuron.parent != null && synapse.neuron.parent != this.currentNucleus.parent) {
// the synapse nucleus is part of a subcluster
//DrawNucleus(synapse.neuron.parent, pos, maxValue, size, color);
DrawNucleus(synapse.neuron, pos, maxValue, size, color);
DrawNucleus(synapse.neuron, pos, size, color);
}
else {
DrawNucleus(synapse.neuron, pos, maxValue, size, color);
DrawNucleus(synapse.neuron, pos, size, color);
}
row++;
}
}
private void DrawNucleus(Nucleus nucleus, Vector3 position, float maxValue, float size) {
protected void DrawNucleus(Nucleus nucleus, Vector3 position, float maxValue, float size) {
Color color;
if (Application.isPlaying) {
float brightness = 0;
@ -391,10 +388,16 @@ namespace NanoBrain {
}
else
color = Color.black;
DrawNucleus(nucleus, position, maxValue, size, color);
DrawNucleus(nucleus, position, size, color);
}
private void DrawNucleus(Nucleus nucleus, Vector3 position, float maxValue, float size, Color color) {
protected void DrawNucleus(Nucleus nucleus, Vector3 position, float size, Color color) {
if (nucleus == this.currentNucleus) {
// The selected nucleus highlight ring
Handles.color = Color.white;
Handles.DrawSolidDisc(position, Vector3.forward, size + 2);
}
if (nucleus is MemoryCell) {
Handles.color = Color.white;
Handles.DrawWireDisc(position + Vector3.right * 10, Vector3.forward, size);
@ -469,18 +472,18 @@ namespace NanoBrain {
// This neuron is part of another cluster
parentCluster1.name ??= "";
string baseName = "";
int colonPos = parentCluster1.name.IndexOf(":");
if (colonPos > 0 && colonPos < parentCluster1.name.Length - 2)
baseName = parentCluster1.name[..colonPos] + ".";
else
baseName = parentCluster1.name + ".";
int colonPos = parentCluster1.name.IndexOf(":");
if (colonPos > 0 && colonPos < parentCluster1.name.Length - 2)
baseName = parentCluster1.name[..colonPos] + ".";
else
baseName = parentCluster1.name + ".";
// if (colonPos > 0 && colonPos < parentCluster1.name.Length - 2) {
// // if it is an array, we should not show the :0 of the first element
// //baseName = baseName[..colonPos];
// Handles.Label(labelPos, baseName + nucleus.name, style);
// }
// else
Handles.Label(labelPos, baseName + nucleus.name, style);
Handles.Label(labelPos, baseName + nucleus.name, style);
}
else {
nucleus.name ??= "";
@ -562,6 +565,25 @@ namespace NanoBrain {
}
}
protected void DrawEdge(Vector2 from, Vector2 to) {
Handles.color = Color.white;
Handles.DrawLine(from, to);
}
// protected void DrawNode(Vector2 position, float size) {
// Handles.color = Color.black * 0.9f;
// Handles.DrawSolidDisc(position, Vector3.forward, size);
// Handles.color = Color.white;
// GUIStyle style = new(EditorStyles.label) {
// alignment = TextAnchor.UpperCenter,
// normal = { textColor = Color.white },
// fontStyle = FontStyle.Bold,
// };
// Vector3 labelPos = position - Vector3.down * (size + 10f); // below disc along up axis
// Handles.Label(labelPos, n.title, style);
// }
void OnSceneGUI(SceneView sceneView) {
if (this.gameObject != null) {
// if (this.currentNucleus is IReceptor receptor) {