fix: correctly show hide geometries in geometrypool

Reviewed-on: #10

app/README.md

@@ -1,7 +1 @@
-# Tauri + Svelte + Typescript
+# Nodarium App
-
-This template should help get you started developing with Tauri, Svelte and TypeScript in Vite.
-
-## Recommended IDE Setup
-
-[VS Code](https://code.visualstudio.com/) + [Svelte](https://marketplace.visualstudio.com/items?itemName=svelte.svelte-vscode) + [Tauri](https://marketplace.visualstudio.com/items?itemName=tauri-apps.tauri-vscode) + [rust-analyzer](https://marketplace.visualstudio.com/items?itemName=rust-lang.rust-analyzer).

app/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@nodes/app",
+  "name": "@nodarium/app",
   "private": true,
   "version": "0.0.0",
   "type": "module",
@@ -10,9 +10,9 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@nodes/registry": "link:../packages/registry",
+    "@nodarium/registry": "link:../packages/registry",
-    "@nodes/ui": "link:../packages/ui",
+    "@nodarium/ui": "link:../packages/ui",
-    "@nodes/utils": "link:../packages/utils",
+    "@nodarium/utils": "link:../packages/utils",
     "@sveltejs/kit": "^2.49.0",
     "@threlte/core": "8.3.0",
     "@threlte/extras": "9.7.0",
@@ -26,7 +26,7 @@
   },
   "devDependencies": {
     "@iconify-json/tabler": "^1.2.23",
-    "@nodes/types": "link:../packages/types",
+    "@nodarium/types": "link:../packages/types",
     "@sveltejs/adapter-static": "^3.0.10",
     "@sveltejs/vite-plugin-svelte": "^6.2.1",
     "@tsconfig/svelte": "^5.0.6",

app/src/lib/graph-interface/background/Background.frag

@@ -1,4 +1,6 @@
 precision highp float;
+// For WebGL1 make sure this extension is enabled in your material:
+// #extension GL_OES_standard_derivatives : enable
 
 varying vec2 vUv;
 
@@ -10,33 +12,45 @@ uniform vec2 zoomLimits;
 uniform vec3 backgroundColor;
 uniform vec3 lineColor;
 
+// Anti-aliased step: threshold in the same units as `value`
+float aaStep(float threshold, float value, float deriv) {
+    float w = deriv * 0.5; // ~one pixel
+    return smoothstep(threshold - w, threshold + w, value);
+}
+
 float grid(float x, float y, float divisions, float thickness) {
-    x = fract(x * divisions);
+    // Continuous grid coordinates
-    x = min(x, 1.0 - x);
+    float gx = x * divisions;
+    float gy = y * divisions;
 
-    float xdelta = fwidth(x);
+    // Distance to nearest grid line (0 at the line)
-    x = smoothstep(x - xdelta, x + xdelta, thickness);
+    float fx = fract(gx);
+    fx = min(fx, 1.0 - fx);
+    float fy = fract(gy);
+    fy = min(fy, 1.0 - fy);
 
-    y = fract(y * divisions);
+    // Derivatives in screen space – use the continuous coords here
-    y = min(y, 1.0 - y);
+    float dx = fwidth(gx);
+    float dy = fwidth(gy);
 
-    float ydelta = fwidth(y);
+    // Keep the original semantics: thickness is the threshold in the [0, 0.5] distance domain
-    y = smoothstep(y - ydelta, y + ydelta, thickness);
+    float lineX = 1.0 - aaStep(thickness, fx, dx);
+    float lineY = 1.0 - aaStep(thickness, fy, dy);
 
-    return clamp(x + y, 0.0, 1.0);
+    return clamp(lineX + lineY, 0.0, 1.0);
 }
 
 float circle_grid(float x, float y, float divisions, float circleRadius) {
+    float gridX = mod(x + divisions * 0.5, divisions) - divisions * 0.5;
+    float gridY = mod(y + divisions * 0.5, divisions) - divisions * 0.5;
 
-    float gridX = mod(x + divisions/2.0, divisions) - divisions / 2.0;
+    vec2 g = vec2(gridX, gridY);
-    float gridY = mod(y + divisions/2.0, divisions) - divisions / 2.0;
+    float d = length(g);
 
-    // Calculate the distance from the center of the grid
+    // Screen-space derivative for AA on the circle edge
-    float gridDistance = length(vec2(gridX, gridY));
+    float w = fwidth(d);
-
-    // Use smoothstep to create a smooth transition at the edges of the circle
-    float circle = 1.0 - smoothstep(circleRadius - 0.5, circleRadius + 0.5, gridDistance);
 
+    float circle = 1.0 - smoothstep(circleRadius - w, circleRadius + w, d);
     return circle;
 }
 
@@ -56,44 +70,43 @@ void main(void) {
     float minZ = zoomLimits.x;
     float maxZ = zoomLimits.y;
 
-    float divisions = 0.1/cz;
+    float divisions = 0.1 / cz;
-    float thickness = 0.05/cz;
+    float thickness = 0.05 / cz;
-    float delta = 0.1 / 2.0;
 
     float nz = (cz - minZ) / (maxZ - minZ);
 
-    float ux = (vUv.x-0.5) * width + cx*cz;
+    float ux = (vUv.x - 0.5) * width + cx * cz;
-    float uy = (vUv.y-0.5) * height - cy*cz;
+    float uy = (vUv.y - 0.5) * height - cy * cz;
 
-
+    // extra small grid
-    //extra small grid
+    float m1 = grid(ux, uy, divisions * 4.0,  thickness * 4.0)  * 0.9;
-    float m1 = grid(ux, uy, divisions*4.0, thickness*4.0) * 0.9;
+    float m2 = grid(ux, uy, divisions * 16.0, thickness * 16.0) * 0.5;
-    float m2 = grid(ux, uy, divisions*16.0, thickness*16.0) * 0.5;
     float xsmall = max(m1, m2);
     
-    float s3 = circle_grid(ux, uy, cz/1.6, 1.0) * 0.5;
+    float s3 = circle_grid(ux, uy, cz / 1.6, 1.0) * 0.5;
     xsmall = max(xsmall, s3);
 
     // small grid
     float c1 = grid(ux, uy, divisions,        thickness)        * 0.6;
-    float c2 = grid(ux, uy, divisions*2.0, thickness) * 0.5;
+    float c2 = grid(ux, uy, divisions * 2.0,  thickness * 2.0)  * 0.5;
     float small = max(c1, c2);
 
-    float s1 = circle_grid(ux, uy, cz*10.0, 2.0) * 0.5;
+    float s1 = circle_grid(ux, uy, cz * 10.0, 2.0) * 0.5;
     small = max(small, s1);
 
     // large grid
-    float c3 = grid(ux, uy, divisions/8.0, thickness/8.0) * 0.5;
+    float c3 = grid(ux, uy, divisions / 8.0,  thickness / 8.0)  * 0.5;
-    float c4 = grid(ux, uy, divisions/2.0, thickness/4.0) * 0.4;
+    float c4 = grid(ux, uy, divisions / 2.0,  thickness / 4.0)  * 0.4;
     float large = max(c3, c4);
 
-    float s2 = circle_grid(ux, uy, cz*20.0, 1.0) * 0.4;
+    float s2 = circle_grid(ux, uy, cz * 20.0, 1.0) * 0.4;
     large = max(large, s2);
 
-    float c = mix(large, small, min(nz*2.0+0.05, 1.0));
+    float c = mix(large, small, min(nz * 2.0 + 0.05, 1.0));
-    c = mix(c, xsmall, max(min((nz-0.3)/0.7, 1.0), 0.0));
+    c = mix(c, xsmall, clamp((nz - 0.3) / 0.7, 0.0, 1.0));
 
     vec3 color = mix(backgroundColor, lineColor, c); 
 
     gl_FragColor = vec4(color, 1.0);
 }
+

app/src/lib/graph-interface/components/AddMenu.svelte

@@ -1,21 +1,25 @@
 <script lang="ts">
-  import type { GraphManager } from "./graph-manager.svelte";
   import { HTML } from "@threlte/extras";
   import { onMount } from "svelte";
-  import type { NodeType } from "@nodes/types";
+  import type { NodeInstance, NodeId } from "@nodarium/types";
+  import { getGraphManager, getGraphState } from "../graph/state.svelte";
 
   type Props = {
-    position: [x: number, y: number] | null;
+    onnode: (n: NodeInstance) => void;
-    graph: GraphManager;
   };
 
-  let { position = $bindable(), graph }: Props = $props();
+  const { onnode }: Props = $props();
+
+  const graph = getGraphManager();
+  const graphState = getGraphState();
 
   let input: HTMLInputElement;
   let value = $state<string>();
-  let activeNodeId = $state<NodeType>();
+  let activeNodeId = $state<NodeId>();
 
-  const allNodes = graph.getNodeDefinitions();
+  const allNodes = graphState.activeSocket
+    ? graph.getPossibleNodes(graphState.activeSocket)
+    : graph.getNodeDefinitions();
 
   function filterNodes() {
     return allNodes.filter((node) => node.id.includes(value ?? ""));
@@ -25,7 +29,7 @@
   $effect(() => {
     if (nodes) {
       if (activeNodeId === undefined) {
-        activeNodeId = nodes[0].id;
+        activeNodeId = nodes?.[0]?.id;
       } else if (nodes.length) {
         const node = nodes.find((node) => node.id === activeNodeId);
         if (!node) {
@@ -35,11 +39,22 @@
     }
   });
 
+  function handleNodeCreation(nodeType: NodeInstance["type"]) {
+    if (!graphState.addMenuPosition) return;
+    onnode?.({
+      id: -1,
+      type: nodeType,
+      position: [...graphState.addMenuPosition],
+      props: {},
+      state: {},
+    });
+  }
+
   function handleKeyDown(event: KeyboardEvent) {
     event.stopImmediatePropagation();
 
     if (event.key === "Escape") {
-      position = null;
+      graphState.addMenuPosition = null;
       return;
     }
 
@@ -56,9 +71,8 @@
     }
 
     if (event.key === "Enter") {
-      if (activeNodeId && position) {
+      if (activeNodeId && graphState.addMenuPosition) {
-        graph.createNode({ type: activeNodeId, position, props: {} });
+        handleNodeCreation(activeNodeId);
-        position = null;
       }
       return;
     }
@@ -70,7 +84,11 @@
   });
 </script>
 
-<HTML position.x={position?.[0]} position.z={position?.[1]} transform={false}>
+<HTML
+  position.x={graphState.addMenuPosition?.[0]}
+  position.z={graphState.addMenuPosition?.[1]}
+  transform={false}
+>
   <div class="add-menu-wrapper">
     <div class="header">
       <input
@@ -95,18 +113,10 @@
           aria-selected={node.id === activeNodeId}
           onkeydown={(event) => {
             if (event.key === "Enter") {
-              if (position) {
+              handleNodeCreation(node.id);
-                graph.createNode({ type: node.id, position, props: {} });
-                position = null;
-              }
-            }
-          }}
-          onmousedown={() => {
-            if (position) {
-              graph.createNode({ type: node.id, position, props: {} });
-              position = null;
             }
           }}
+          onmousedown={() => handleNodeCreation(node.id)}
           onfocus={() => {
             activeNodeId = node.id;
           }}

app/src/lib/graph-interface/components/HelpView.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-  import type { NodeDefinition, NodeRegistry } from "@nodes/types";
+  import type { NodeDefinition, NodeRegistry } from "@nodarium/types";
-  import { onDestroy, onMount } from "svelte";
+  import { onMount } from "svelte";
 
   let mx = $state(0);
   let my = $state(0);

app/src/lib/graph-interface/edges/Edge.svelte

@@ -5,15 +5,17 @@
     color: colors.edge.clone(),
     toneMapped: false,
   });
+
+  let lineColor = $state(colors.edge.clone().convertSRGBToLinear());
+
   $effect.root(() => {
     $effect(() => {
       appSettings.value.theme;
       circleMaterial.color = colors.edge.clone().convertSRGBToLinear();
+      lineColor = colors.edge.clone().convertSRGBToLinear();
     });
   });
 
-  const lineCache = new Map<number, BufferGeometry>();
-
   const curve = new CubicBezierCurve(
     new Vector2(0, 0),
     new Vector2(0, 0),
@@ -24,46 +26,36 @@
 
 <script lang="ts">
   import { T } from "@threlte/core";
-  import { MeshLineMaterial } from "@threlte/extras";
+  import { MeshLineGeometry, MeshLineMaterial } from "@threlte/extras";
-  import { BufferGeometry, MeshBasicMaterial, Vector3 } from "three";
+  import { MeshBasicMaterial, Vector3 } from "three";
   import { CubicBezierCurve } from "three/src/extras/curves/CubicBezierCurve.js";
   import { Vector2 } from "three/src/math/Vector2.js";
-  import { createEdgeGeometry } from "./createEdgeGeometry.js";
   import { appSettings } from "$lib/settings/app-settings.svelte";
 
   type Props = {
-    from: { x: number; y: number };
+    x1: number;
-    to: { x: number; y: number };
+    y1: number;
+    x2: number;
+    y2: number;
     z: number;
   };
 
-  const { from, to, z }: Props = $props();
+  const { x1, y1, x2, y2, z }: Props = $props();
 
-  let geometry: BufferGeometry | null = $state(null);
+  const thickness = $derived(Math.max(0.001, 0.00082 * Math.exp(0.055 * z)));
 
-  const lineColor = $derived(
+  let points = $state<Vector3[]>([]);
-    appSettings.value.theme && colors.edge.clone().convertSRGBToLinear(),
-  );
 
-  let lastId: number | null = null;
+  let lastId: string | null = null;
-
-  const primeA = 31;
-  const primeB = 37;
 
   function update() {
-    const new_x = to.x - from.x;
+    const new_x = x2 - x1;
-    const new_y = to.y - from.y;
+    const new_y = y2 - y1;
-    const curveId = new_x * primeA + new_y * primeB;
+    const curveId = `${x1}-${y1}-${x2}-${y2}`;
     if (lastId === curveId) {
       return;
     }
-
+    lastId = curveId;
-    const mid = new Vector2(new_x / 2, new_y / 2);
-
-    if (lineCache.has(curveId)) {
-      geometry = lineCache.get(curveId)!;
-      return;
-    }
 
     const length = Math.floor(
       Math.sqrt(Math.pow(new_x, 2) + Math.pow(new_y, 2)) / 4,
@@ -72,29 +64,26 @@
     const samples = Math.max(length * 16, 10);
 
     curve.v0.set(0, 0);
-    curve.v1.set(mid.x, 0);
+    curve.v1.set(new_x / 2, 0);
-    curve.v2.set(mid.x, new_y);
+    curve.v2.set(new_x / 2, new_y);
     curve.v3.set(new_x, new_y);
 
-    const points = curve
+    points = curve
       .getPoints(samples)
       .map((p) => new Vector3(p.x, 0, p.y))
       .flat();
-
-    geometry = createEdgeGeometry(points);
-    lineCache.set(curveId, geometry);
   }
 
   $effect(() => {
-    if (from || to) {
+    if (x1 || x2 || y1 || y2) {
       update();
     }
   });
 </script>
 
 <T.Mesh
-  position.x={from.x}
+  position.x={x1}
-  position.z={from.y}
+  position.z={y1}
   position.y={0.8}
   rotation.x={-Math.PI / 2}
   material={circleMaterial}
@@ -103,8 +92,8 @@
 </T.Mesh>
 
 <T.Mesh
-  position.x={to.x}
+  position.x={x2}
-  position.z={to.y}
+  position.z={y2}
   position.y={0.8}
   rotation.x={-Math.PI / 2}
   material={circleMaterial}
@@ -112,11 +101,7 @@
   <T.CircleGeometry args={[0.5, 16]} />
 </T.Mesh>
 
-{#if geometry}
+<T.Mesh position.x={x1} position.z={y1} position.y={0.1}>
-  <T.Mesh position.x={from.x} position.z={from.y} position.y={0.1} {geometry}>
+  <MeshLineGeometry {points} />
-    <MeshLineMaterial
+  <MeshLineMaterial width={thickness} color={lineColor} />
-      width={Math.max(z * 0.00012, 0.00003)}
+</T.Mesh>
-      color={lineColor}
-    />
-  </T.Mesh>
-{/if}

app/src/lib/graph-interface/edges/FloatingEdge.svelte

@@ -1,12 +0,0 @@
-<script lang="ts">
-  import Edge from "./Edge.svelte";
-
-  type Props = {
-    from: { x: number; y: number };
-    to: { x: number; y: number };
-    z: number;
-  };
-  const { from, to, z }: Props = $props();
-</script>
-
-<Edge {from} {to} {z} />

app/src/lib/graph-interface/edges/createEdgeGeometry.ts

@@ -1,116 +0,0 @@
-import { BufferAttribute, BufferGeometry, Vector3 } from 'three';
-import { setXY, setXYZ, setXYZW, setXYZXYZ } from './utils.js';
-
-
-export function createEdgeGeometry(points: Vector3[]) {
-
-  const length = points[0].distanceTo(points[points.length - 1]);
-
-  const startRadius = 8;
-  const constantWidth = 2;
-  const taperFraction = 0.8 / length;
-
-  function ease(t: number) {
-    return t * t * (3 - 2 * t);
-  }
-  let shapeFunction = (alpha: number) => {
-    if (alpha < taperFraction) {
-      const easedAlpha = ease(alpha / taperFraction);
-      return startRadius + (constantWidth - startRadius) * easedAlpha;
-    } else if (alpha > 1 - taperFraction) {
-      const easedAlpha = ease((alpha - (1 - taperFraction)) / taperFraction);
-      return constantWidth + (startRadius - constantWidth) * easedAlpha;
-    } else {
-      return constantWidth;
-    }
-  };
-
-  // When the component first runs we create the buffer geometry and allocate the buffer attributes
-  let pointCount = points.length
-  let counters: number[] = []
-  let counterIndex = 0
-  let side: number[] = []
-  let widthArray: number[] = []
-  let doubleIndex = 0
-  let uvArray: number[] = []
-  let uvIndex = 0
-  let indices: number[] = []
-  let indicesIndex = 0
-
-
-
-  for (let j = 0; j < pointCount; j++) {
-    const c = j / points.length
-    counters[counterIndex + 0] = c
-    counters[counterIndex + 1] = c
-    counterIndex += 2
-
-    setXY(side, doubleIndex, 1, -1)
-    let width = shapeFunction((j / (pointCount - 1)))
-    setXY(widthArray, doubleIndex, width, width)
-    doubleIndex += 2
-
-    setXYZW(uvArray, uvIndex, j / (pointCount - 1), 0, j / (pointCount - 1), 1)
-    uvIndex += 4
-
-    if (j < pointCount - 1) {
-      const n = j * 2
-      setXYZ(indices, indicesIndex, n + 0, n + 1, n + 2)
-      setXYZ(indices, indicesIndex + 3, n + 2, n + 1, n + 3)
-      indicesIndex += 6
-    }
-  }
-
-  const geometry = new BufferGeometry()
-  // create these buffer attributes at the correct length but leave them empty for now
-  geometry.setAttribute('position', new BufferAttribute(new Float32Array(pointCount * 6), 3))
-  geometry.setAttribute('previous', new BufferAttribute(new Float32Array(pointCount * 6), 3))
-  geometry.setAttribute('next', new BufferAttribute(new Float32Array(pointCount * 6), 3))
-  // create and populate these buffer attributes
-  geometry.setAttribute('counters', new BufferAttribute(new Float32Array(counters), 1))
-  geometry.setAttribute('side', new BufferAttribute(new Float32Array(side), 1))
-  geometry.setAttribute('width', new BufferAttribute(new Float32Array(widthArray), 1))
-  geometry.setAttribute('uv', new BufferAttribute(new Float32Array(uvArray), 2))
-  geometry.setIndex(new BufferAttribute(new Uint16Array(indices), 1))
-
-
-
-  let positions: number[] = []
-  let previous: number[] = []
-  let next: number[] = []
-  let positionIndex = 0
-  let previousIndex = 0
-  let nextIndex = 0
-  setXYZXYZ(previous, previousIndex, points[0].x, points[0].y, points[0].z)
-  previousIndex += 6
-  for (let j = 0; j < pointCount; j++) {
-    const p = points[j]
-    setXYZXYZ(positions, positionIndex, p.x, p.y, p.z)
-    positionIndex += 6
-    if (j < pointCount - 1) {
-      setXYZXYZ(previous, previousIndex, p.x, p.y, p.z)
-      previousIndex += 6
-    }
-    if (j > 0 && j + 1 <= pointCount) {
-      setXYZXYZ(next, nextIndex, p.x, p.y, p.z)
-      nextIndex += 6
-    }
-  }
-  setXYZXYZ(
-    next,
-    nextIndex,
-    points[pointCount - 1].x,
-    points[pointCount - 1].y,
-    points[pointCount - 1].z
-  )
-  const positionAttribute = (geometry.getAttribute('position') as BufferAttribute).set(positions)
-  const previousAttribute = (geometry.getAttribute('previous') as BufferAttribute).set(previous)
-  const nextAttribute = (geometry.getAttribute('next') as BufferAttribute).set(next)
-  positionAttribute.needsUpdate = true
-  previousAttribute.needsUpdate = true
-  nextAttribute.needsUpdate = true
-  geometry.computeBoundingSphere()
-
-  return geometry;
-
-}

app/src/lib/graph-interface/graph-manager.svelte.ts

@@ -1,21 +1,22 @@
 import type {
   Edge,
   Graph,
-  Node,
+  NodeInstance,
+  NodeDefinition,
   NodeInput,
   NodeRegistry,
-  NodeType,
+  NodeId,
   Socket,
-} from "@nodes/types";
+} from "@nodarium/types";
-import { fastHashString } from "@nodes/utils";
+import { fastHashString } from "@nodarium/utils";
 import { SvelteMap } from "svelte/reactivity";
 import EventEmitter from "./helpers/EventEmitter";
-import { createLogger } from "@nodes/utils";
+import { createLogger } from "@nodarium/utils";
 import throttle from "$lib/helpers/throttle";
 import { HistoryManager } from "./history-manager";
 
 const logger = createLogger("graph-manager");
-// logger.mute();
+logger.mute();
 
 const clone =
   "structuredClone" in self
@@ -32,6 +33,27 @@ function areSocketsCompatible(
   return inputs === output;
 }
 
+function areEdgesEqual(firstEdge: Edge, secondEdge: Edge) {
+
+  if (firstEdge[0].id !== secondEdge[0].id) {
+    return false;
+  }
+
+  if (firstEdge[1] !== secondEdge[1]) {
+    return false
+  }
+
+  if (firstEdge[2].id !== secondEdge[2].id) {
+    return false
+  }
+
+  if (firstEdge[3] !== secondEdge[3]) {
+    return false
+  }
+
+  return true
+}
+
 export class GraphManager extends EventEmitter<{
   save: Graph;
   result: any;
@@ -46,7 +68,7 @@ export class GraphManager extends EventEmitter<{
   graph: Graph = { id: 0, nodes: [], edges: [] };
   id = $state(0);
 
-  nodes = new SvelteMap<number, Node>();
+  nodes = new SvelteMap<number, NodeInstance>();
 
   edges = $state<Edge[]>([]);
 
@@ -79,7 +101,7 @@ export class GraphManager extends EventEmitter<{
       position: [...node.position],
       type: node.type,
       props: node.props,
-    })) as Node[];
+    })) as NodeInstance[];
     const edges = this.edges.map((edge) => [
       edge[0].id,
       edge[1],
@@ -88,7 +110,7 @@ export class GraphManager extends EventEmitter<{
     ]) as Graph["edges"];
     const serialized = {
       id: this.graph.id,
-      settings: this.settings,
+      settings: $state.snapshot(this.settings),
       nodes,
       edges,
     };
@@ -111,14 +133,14 @@ export class GraphManager extends EventEmitter<{
     return this.registry.getAllNodes();
   }
 
-  getLinkedNodes(node: Node) {
+  getLinkedNodes(node: NodeInstance) {
-    const nodes = new Set<Node>();
+    const nodes = new Set<NodeInstance>();
     const stack = [node];
     while (stack.length) {
       const n = stack.pop();
       if (!n) continue;
       nodes.add(n);
-      const children = this.getChildrenOfNode(n);
+      const children = this.getChildren(n);
       const parents = this.getParentsOfNode(n);
       const newNodes = [...children, ...parents].filter((n) => !nodes.has(n));
       stack.push(...newNodes);
@@ -126,10 +148,10 @@ export class GraphManager extends EventEmitter<{
     return [...nodes.values()];
   }
 
-  getEdgesBetweenNodes(nodes: Node[]): [number, number, number, string][] {
+  getEdgesBetweenNodes(nodes: NodeInstance[]): [number, number, number, string][] {
     const edges = [];
     for (const node of nodes) {
-      const children = node.tmp?.children || [];
+      const children = node.state?.children || [];
       for (const child of children) {
         if (nodes.includes(child)) {
           const edge = this.edges.find(
@@ -152,15 +174,15 @@ export class GraphManager extends EventEmitter<{
 
   private _init(graph: Graph) {
     const nodes = new Map(
-      graph.nodes.map((node: Node) => {
+      graph.nodes.map((node) => {
         const nodeType = this.registry.getNode(node.type);
+        const n = node as NodeInstance;
         if (nodeType) {
-          node.tmp = {
+          n.state = {
-            random: (Math.random() - 0.5) * 2,
             type: nodeType,
           };
         }
-        return [node.id, node];
+        return [node.id, n];
       }),
     );
 
@@ -170,12 +192,10 @@ export class GraphManager extends EventEmitter<{
       if (!from || !to) {
         throw new Error("Edge references non-existing node");
       }
-      from.tmp = from.tmp || {};
+      from.state.children = from.state.children || [];
-      from.tmp.children = from.tmp.children || [];
+      from.state.children.push(to);
-      from.tmp.children.push(to);
+      to.state.parents = to.state.parents || [];
-      to.tmp = to.tmp || {};
+      to.state.parents.push(from);
-      to.tmp.parents = to.tmp.parents || [];
-      to.tmp.parents.push(from);
       return [from, edge[1], to, edge[3]] as Edge;
     });
 
@@ -211,9 +231,10 @@ export class GraphManager extends EventEmitter<{
         this.status = "error";
         return;
       }
-      node.tmp = node.tmp || {};
+      // Turn into runtime node
-      node.tmp.random = (Math.random() - 0.5) * 2;
+      const n = node as NodeInstance;
-      node.tmp.type = nodeType;
+      n.state = {};
+      n.state.type = nodeType;
     }
 
     // load settings
@@ -272,7 +293,7 @@ export class GraphManager extends EventEmitter<{
     return this.registry.getNode(id);
   }
 
-  async loadNode(id: NodeType) {
+  async loadNodeType(id: NodeId) {
     await this.registry.load([id]);
     const nodeType = this.registry.getNode(id);
 
@@ -297,33 +318,32 @@ export class GraphManager extends EventEmitter<{
     }
 
     this.settings = settingValues;
-    console.log("GraphManager.setSettings", settingValues);
     this.settingTypes = settingTypes;
     this.emit("settings", { types: settingTypes, values: settingValues });
   }
 
-  getChildrenOfNode(node: Node) {
+  getChildren(node: NodeInstance) {
     const children = [];
-    const stack = node.tmp?.children?.slice(0);
+    const stack = node.state?.children?.slice(0);
     while (stack?.length) {
       const child = stack.pop();
       if (!child) continue;
       children.push(child);
-      stack.push(...(child.tmp?.children || []));
+      stack.push(...(child.state?.children || []));
     }
     return children;
   }
 
-  getNodesBetween(from: Node, to: Node): Node[] | undefined {
+  getNodesBetween(from: NodeInstance, to: NodeInstance): NodeInstance[] | undefined {
     //  < - - - - from
     const toParents = this.getParentsOfNode(to);
     //  < - - - - from - - - - to
     const fromParents = this.getParentsOfNode(from);
     if (toParents.includes(from)) {
-      const fromChildren = this.getChildrenOfNode(from);
+      const fromChildren = this.getChildren(from);
       return toParents.filter((n) => fromChildren.includes(n));
     } else if (fromParents.includes(to)) {
-      const toChildren = this.getChildrenOfNode(to);
+      const toChildren = this.getChildren(to);
       return fromParents.filter((n) => toChildren.includes(n));
     } else {
       // these two nodes are not connected
@@ -331,7 +351,7 @@ export class GraphManager extends EventEmitter<{
     }
   }
 
-  removeNode(node: Node, { restoreEdges = false } = {}) {
+  removeNode(node: NodeInstance, { restoreEdges = false } = {}) {
     const edgesToNode = this.edges.filter((edge) => edge[2].id === node.id);
     const edgesFromNode = this.edges.filter((edge) => edge[0].id === node.id);
     for (const edge of [...edgesToNode, ...edgesFromNode]) {
@@ -344,8 +364,8 @@ export class GraphManager extends EventEmitter<{
 
       for (const [to, toSocket] of inputSockets) {
         for (const [from, fromSocket] of outputSockets) {
-          const outputType = from.tmp?.type?.outputs?.[fromSocket];
+          const outputType = from.state?.type?.outputs?.[fromSocket];
-          const inputType = to?.tmp?.type?.inputs?.[toSocket]?.type;
+          const inputType = to?.state?.type?.inputs?.[toSocket]?.type;
           if (outputType === inputType) {
             this.createEdge(from, fromSocket, to, toSocket, {
               applyUpdate: false,
@@ -361,19 +381,32 @@ export class GraphManager extends EventEmitter<{
     this.save();
   }
 
-  createNodeId() {
+  smartConnect(from: NodeInstance, to: NodeInstance): Edge | undefined {
-    const max = Math.max(0, ...this.nodes.keys());
+    const inputs = Object.entries(to.state?.type?.inputs ?? {});
-    return max + 1;
+    const outputs = from.state?.type?.outputs ?? [];
+    for (let i = 0; i < inputs.length; i++) {
+      const [inputName, input] = inputs[0];
+      for (let o = 0; o < outputs.length; o++) {
+        const output = outputs[0];
+        if (input.type === output) {
+          return this.createEdge(from, o, to, inputName);
+        }
+      }
+    }
   }
 
-  createGraph(nodes: Node[], edges: [number, number, number, string][]) {
+  createNodeId() {
+    return Math.max(0, ...this.nodes.keys()) + 1;
+  }
+
+  createGraph(nodes: NodeInstance[], edges: [number, number, number, string][]) {
     // map old ids to new ids
     const idMap = new Map<number, number>();
 
-    const startId = this.createNodeId();
+    let startId = this.createNodeId()
 
-    nodes = nodes.map((node, i) => {
+    nodes = nodes.map((node) => {
-      const id = startId + i;
+      const id = startId++;
       idMap.set(node.id, id);
       const type = this.registry.getNode(node.type);
       if (!type) {
@@ -390,13 +423,11 @@ export class GraphManager extends EventEmitter<{
         throw new Error("Edge references non-existing node");
       }
 
-      to.tmp = to.tmp || {};
+      to.state.parents = to.state.parents || [];
-      to.tmp.parents = to.tmp.parents || [];
+      to.state.parents.push(from);
-      to.tmp.parents.push(from);
 
-      from.tmp = from.tmp || {};
+      from.state.children = from.state.children || [];
-      from.tmp.children = from.tmp.children || [];
+      from.state.children.push(to);
-      from.tmp.children.push(to);
 
       return [from, edge[1], to, edge[3]] as Edge;
     });
@@ -416,9 +447,9 @@ export class GraphManager extends EventEmitter<{
     position,
     props = {},
   }: {
-    type: Node["type"];
+    type: NodeInstance["type"];
-    position: Node["position"];
+    position: NodeInstance["position"];
-    props: Node["props"];
+    props: NodeInstance["props"];
   }) {
     const nodeType = this.registry.getNode(type);
     if (!nodeType) {
@@ -426,26 +457,29 @@ export class GraphManager extends EventEmitter<{
       return;
     }
 
-    const node: Node = {
+    const node: NodeInstance = $state({
       id: this.createNodeId(),
       type,
       position,
-      tmp: { type: nodeType },
+      state: { type: nodeType },
       props,
-    };
+    });
 
     this.nodes.set(node.id, node);
 
     this.save();
+
+    return node
   }
 
   createEdge(
-    from: Node,
+    from: NodeInstance,
     fromSocket: number,
-    to: Node,
+    to: NodeInstance,
     toSocket: string,
     { applyUpdate = true } = {},
-  ) {
+  ): Edge | undefined {
+
     const existingEdges = this.getEdgesToNode(to);
 
     // check if this exact edge already exists
@@ -458,10 +492,10 @@ export class GraphManager extends EventEmitter<{
     }
 
     // check if socket types match
-    const fromSocketType = from.tmp?.type?.outputs?.[fromSocket];
+    const fromSocketType = from.state?.type?.outputs?.[fromSocket];
-    const toSocketType = [to.tmp?.type?.inputs?.[toSocket]?.type];
+    const toSocketType = [to.state?.type?.inputs?.[toSocket]?.type];
-    if (to.tmp?.type?.inputs?.[toSocket]?.accepts) {
+    if (to.state?.type?.inputs?.[toSocket]?.accepts) {
-      toSocketType.push(...(to?.tmp?.type?.inputs?.[toSocket]?.accepts || []));
+      toSocketType.push(...(to?.state?.type?.inputs?.[toSocket]?.accepts || []));
     }
 
     if (!areSocketsCompatible(fromSocketType, toSocketType)) {
@@ -478,24 +512,21 @@ export class GraphManager extends EventEmitter<{
       this.removeEdge(edgeToBeReplaced, { applyDeletion: false });
     }
 
-    if (applyUpdate) {
+    const edge = [from, fromSocket, to, toSocket] as Edge;
-      this.edges.push([from, fromSocket, to, toSocket]);
-    } else {
-      this.edges.push([from, fromSocket, to, toSocket]);
-    }
 
-    from.tmp = from.tmp || {};
+    this.edges.push(edge);
-    from.tmp.children = from.tmp.children || [];
-    from.tmp.children.push(to);
 
-    to.tmp = to.tmp || {};
+    from.state.children = from.state.children || [];
-    to.tmp.parents = to.tmp.parents || [];
+    from.state.children.push(to);
-    to.tmp.parents.push(from);
+    to.state.parents = to.state.parents || [];
+    to.state.parents.push(from);
 
     if (applyUpdate) {
       this.save();
     }
     this.execute();
+
+    return edge;
   }
 
   undo() {
@@ -531,9 +562,9 @@ export class GraphManager extends EventEmitter<{
     logger.log("saving graphs", state);
   }
 
-  getParentsOfNode(node: Node) {
+  getParentsOfNode(node: NodeInstance) {
     const parents = [];
-    const stack = node.tmp?.parents?.slice(0);
+    const stack = node.state?.parents?.slice(0);
     while (stack?.length) {
       if (parents.length > 1000000) {
         logger.warn("Infinite loop detected");
@@ -542,21 +573,51 @@ export class GraphManager extends EventEmitter<{
       const parent = stack.pop();
       if (!parent) continue;
       parents.push(parent);
-      stack.push(...(parent.tmp?.parents || []));
+      stack.push(...(parent.state?.parents || []));
     }
     return parents.reverse();
   }
 
-  getPossibleSockets({ node, index }: Socket): [Node, string | number][] {
+  getPossibleNodes(socket: Socket): NodeDefinition[] {
-    const nodeType = node?.tmp?.type;
+    const allDefinitions = this.getNodeDefinitions();
+
+    const nodeType = socket.node.state?.type;
+    if (!nodeType) {
+      return [];
+    }
+
+    const definitions = typeof socket.index === "string"
+      ? allDefinitions.filter(s => {
+        return s.outputs?.find(_s => Object
+          .values(nodeType?.inputs || {})
+          .map(s => s.type)
+          .includes(_s as NodeInput["type"])
+        )
+      })
+      : allDefinitions.filter(s => Object
+        .values(s.inputs ?? {})
+        .find(s => {
+          if (s.hidden) return false;
+          if (nodeType.outputs?.includes(s.type)) {
+            return true
+          }
+          return s.accepts?.find(a => nodeType.outputs?.includes(a))
+        }))
+
+    return definitions
+
+  }
+
+  getPossibleSockets({ node, index }: Socket): [NodeInstance, string | number][] {
+    const nodeType = node?.state?.type;
     if (!nodeType) return [];
 
-    const sockets: [Node, string | number][] = [];
+    const sockets: [NodeInstance, string | number][] = [];
 
     // if index is a string, we are an input looking for outputs
     if (typeof index === "string") {
       // filter out self and child nodes
-      const children = new Set(this.getChildrenOfNode(node).map((n) => n.id));
+      const children = new Set(this.getChildren(node).map((n) => n.id));
       const nodes = this.getAllNodes().filter(
         (n) => n.id !== node.id && !children.has(n.id),
       );
@@ -564,7 +625,7 @@ export class GraphManager extends EventEmitter<{
       const ownType = nodeType?.inputs?.[index].type;
 
       for (const node of nodes) {
-        const nodeType = node?.tmp?.type;
+        const nodeType = node?.state?.type;
         const inputs = nodeType?.outputs;
         if (!inputs) continue;
         for (let index = 0; index < inputs.length; index++) {
@@ -592,7 +653,7 @@ export class GraphManager extends EventEmitter<{
       const ownType = nodeType.outputs?.[index];
 
       for (const node of nodes) {
-        const inputs = node?.tmp?.type?.inputs;
+        const inputs = node?.state?.type?.inputs;
         if (!inputs) continue;
         for (const key in inputs) {
           const otherType = [inputs[key].type];
@@ -624,32 +685,30 @@ export class GraphManager extends EventEmitter<{
       (e) =>
         e[0].id === id0 && e[1] === sid0 && e[2].id === id2 && e[3] === sid2,
     );
+
     if (!_edge) return;
 
-    edge[0].tmp = edge[0].tmp || {};
+    if (edge[0].state.children) {
-    if (edge[0].tmp.children) {
+      edge[0].state.children = edge[0].state.children.filter(
-      edge[0].tmp.children = edge[0].tmp.children.filter(
+        (n: NodeInstance) => n.id !== id2,
-        (n: Node) => n.id !== id2,
       );
     }
 
-    edge[2].tmp = edge[2].tmp || {};
+    if (edge[2].state.parents) {
-    if (edge[2].tmp.parents) {
+      edge[2].state.parents = edge[2].state.parents.filter(
-      edge[2].tmp.parents = edge[2].tmp.parents.filter(
+        (n: NodeInstance) => n.id !== id0,
-        (n: Node) => n.id !== id0,
       );
     }
 
+    this.edges = this.edges.filter((e) => !areEdgesEqual(e, edge));
     if (applyDeletion) {
-      this.edges = this.edges.filter((e) => e !== _edge);
       this.execute();
       this.save();
-    } else {
-      this.edges = this.edges.filter((e) => e !== _edge);
-    }
     }
 
-  getEdgesToNode(node: Node) {
+  }
+
+  getEdgesToNode(node: NodeInstance) {
     return this.edges
       .filter((edge) => edge[2].id === node.id)
       .map((edge) => {
@@ -658,10 +717,10 @@ export class GraphManager extends EventEmitter<{
         if (!from || !to) return;
         return [from, edge[1], to, edge[3]] as const;
       })
-      .filter(Boolean) as unknown as [Node, number, Node, string][];
+      .filter(Boolean) as unknown as [NodeInstance, number, NodeInstance, string][];
   }
 
-  getEdgesFromNode(node: Node) {
+  getEdgesFromNode(node: NodeInstance) {
     return this.edges
       .filter((edge) => edge[0].id === node.id)
       .map((edge) => {
@@ -670,6 +729,6 @@ export class GraphManager extends EventEmitter<{
         if (!from || !to) return;
         return [from, edge[1], to, edge[3]] as const;
       })
-      .filter(Boolean) as unknown as [Node, number, Node, string][];
+      .filter(Boolean) as unknown as [NodeInstance, number, NodeInstance, string][];
   }
 }

app/src/lib/graph-interface/graph/GraphView.svelte

@@ -1,102 +0,0 @@
-<script lang="ts">
-  import type { Edge as EdgeType, Node as NodeType } from "@nodes/types";
-  import { HTML } from "@threlte/extras";
-  import Edge from "../edges/Edge.svelte";
-  import Node from "../node/Node.svelte";
-  import { getContext, onMount } from "svelte";
-  import { getGraphState } from "./state.svelte";
-  import { useThrelte } from "@threlte/core";
-  import { appSettings } from "$lib/settings/app-settings.svelte";
-
-  type Props = {
-    nodes: Map<number, NodeType>;
-    edges: EdgeType[];
-    cameraPosition: [number, number, number];
-  };
-
-  const { nodes, edges, cameraPosition = [0, 0, 4] }: Props = $props();
-
-  const { invalidate } = useThrelte();
-
-  $effect(() => {
-    appSettings.value.theme;
-    invalidate();
-  });
-
-  const graphState = getGraphState();
-
-  const isNodeInView = getContext<(n: NodeType) => boolean>("isNodeInView");
-
-  const getSocketPosition =
-    getContext<(node: NodeType, index: string | number) => [number, number]>(
-      "getSocketPosition",
-    );
-
-  const edgePositions = $derived(
-    edges.map((edge) => {
-      const fromNode = nodes.get(edge[0].id);
-      const toNode = nodes.get(edge[2].id);
-
-      // This check is important because nodes might not be there during some transitions.
-      if (!fromNode || !toNode) {
-        return [0, 0, 0, 0];
-      }
-
-      const pos1 = getSocketPosition(fromNode, edge[1]);
-      const pos2 = getSocketPosition(toNode, edge[3]);
-      return [pos1[0], pos1[1], pos2[0], pos2[1]];
-    }),
-  );
-
-  onMount(() => {
-    for (const node of nodes.values()) {
-      if (node?.tmp?.ref) {
-        node.tmp.ref.style.setProperty("--nx", `${node.position[0] * 10}px`);
-        node.tmp.ref.style.setProperty("--ny", `${node.position[1] * 10}px`);
-      }
-    }
-  });
-</script>
-
-{#each edgePositions as edge (`${edge.join("-")}`)}
-  {@const [x1, y1, x2, y2] = edge}
-  <Edge
-    z={cameraPosition[2]}
-    from={{
-      x: x1,
-      y: y1,
-    }}
-    to={{
-      x: x2,
-      y: y2,
-    }}
-  />
-{/each}
-
-<HTML transform={false}>
-  <div
-    role="tree"
-    id="graph"
-    tabindex="0"
-    class="wrapper"
-    style:transform={`scale(${cameraPosition[2] * 0.1})`}
-    class:hovering-sockets={graphState.activeSocket}
-  >
-    {#each nodes.values() as node (node.id)}
-      <Node
-        {node}
-        inView={cameraPosition && isNodeInView(node)}
-        z={cameraPosition[2]}
-      />
-    {/each}
-  </div>
-</HTML>
-
-<style>
-  .wrapper {
-    position: absolute;
-    z-index: 100;
-    width: 0px;
-    height: 0px;
-  }
-</style>

app/src/lib/graph-interface/graph/Wrapper.svelte

@@ -1,14 +1,10 @@
 <script lang="ts">
-  import type { Graph, Node, NodeRegistry } from "@nodes/types";
+  import type { Graph, NodeInstance, NodeRegistry } from "@nodarium/types";
   import GraphEl from "./Graph.svelte";
   import { GraphManager } from "../graph-manager.svelte";
-  import { setContext } from "svelte";
-  import { debounce } from "$lib/helpers";
   import { createKeyMap } from "$lib/helpers/createKeyMap";
-  import { GraphState } from "./state.svelte";
+  import { GraphState, setGraphManager, setGraphState } from "./state.svelte";
-
+  import { setupKeymaps } from "../keymaps";
-  const graphState = new GraphState();
-  setContext("graphState", graphState);
 
   type Props = {
     graph: Graph;
@@ -16,7 +12,7 @@
 
     settings?: Record<string, any>;
 
-    activeNode?: Node;
+    activeNode?: NodeInstance;
     showGrid?: boolean;
     snapToGrid?: boolean;
     showHelp?: boolean;
@@ -31,8 +27,8 @@
     registry,
     settings = $bindable(),
     activeNode = $bindable(),
-    showGrid,
+    showGrid = $bindable(true),
-    snapToGrid,
+    snapToGrid = $bindable(true),
     showHelp = $bindable(false),
     settingTypes = $bindable(),
     onsave,
@@ -40,10 +36,20 @@
   }: Props = $props();
 
   export const keymap = createKeyMap([]);
-  setContext("keymap", keymap);
 
   export const manager = new GraphManager(registry);
-  setContext("graphManager", manager);
+  setGraphManager(manager);
+
+  const graphState = new GraphState(manager);
+  $effect(() => {
+    graphState.showGrid = showGrid;
+    graphState.snapToGrid = snapToGrid;
+    graphState.showHelp = showHelp;
+  });
+
+  setGraphState(graphState);
+
+  setupKeymaps(keymap, manager, graphState);
 
   $effect(() => {
     if (graphState.activeNodeId !== -1) {
@@ -53,13 +59,16 @@
     }
   });
 
-  const updateSettings = debounce((s: Record<string, any>) => {
+  $effect(() => {
-    manager.setSettings(s);
+    if (!graphState.addMenuPosition) {
-  }, 200);
+      graphState.edgeEndPosition = null;
+      graphState.activeSocket = null;
+    }
+  });
 
   $effect(() => {
     if (settingTypes && settings) {
-      updateSettings(settings);
+      manager.setSettings(settings);
     }
   });
 
@@ -75,4 +84,4 @@
   manager.load(graph);
 </script>
 
-<GraphEl bind:showGrid bind:snapToGrid bind:showHelp />
+<GraphEl {keymap} />

app/src/lib/graph-interface/graph/constants.ts

@@ -0,0 +1,3 @@
+export const minZoom = 1;
+export const maxZoom = 40;
+export const zoomSpeed = 2;

app/src/lib/graph-interface/graph/context.ts

@@ -1,6 +0,0 @@
-import type { GraphManager } from "../graph-manager.svelte";
-import { getContext } from "svelte";
-
-export function getGraphManager(): GraphManager {
-  return getContext("graphManager");
-}

app/src/lib/graph-interface/graph/events.ts

@@ -0,0 +1,500 @@
+import { GraphSchema, type NodeId, type NodeInstance } from "@nodarium/types";
+import type { GraphManager } from "../graph-manager.svelte";
+import type { GraphState } from "./state.svelte";
+import { animate, lerp } from "$lib/helpers";
+import { snapToGrid as snapPointToGrid } from "../helpers";
+import { maxZoom, minZoom, zoomSpeed } from "./constants";
+
+
+export class FileDropEventManager {
+
+  constructor(
+    private graph: GraphManager,
+    private state: GraphState
+  ) { }
+
+  handleFileDrop(event: DragEvent) {
+    event.preventDefault();
+    this.state.isDragging = false;
+    if (!event.dataTransfer) return;
+    const nodeId = event.dataTransfer.getData("data/node-id") as NodeId;
+    let mx = event.clientX - this.state.rect.x;
+    let my = event.clientY - this.state.rect.y;
+
+    if (nodeId) {
+      let nodeOffsetX = event.dataTransfer.getData("data/node-offset-x");
+      let nodeOffsetY = event.dataTransfer.getData("data/node-offset-y");
+      if (nodeOffsetX && nodeOffsetY) {
+        mx += parseInt(nodeOffsetX);
+        my += parseInt(nodeOffsetY);
+      }
+
+      let props = {};
+      let rawNodeProps = event.dataTransfer.getData("data/node-props");
+      if (rawNodeProps) {
+        try {
+          props = JSON.parse(rawNodeProps);
+        } catch (e) { }
+      }
+
+      const pos = this.state.projectScreenToWorld(mx, my);
+      this.graph.registry.load([nodeId]).then(() => {
+        this.graph.createNode({
+          type: nodeId,
+          props,
+          position: pos,
+        });
+      });
+    } else if (event.dataTransfer.files.length) {
+      const file = event.dataTransfer.files[0];
+
+      if (file.type === "application/wasm") {
+        const reader = new FileReader();
+        reader.onload = async (e) => {
+          const buffer = e.target?.result;
+          if (buffer?.constructor === ArrayBuffer) {
+            const nodeType = await this.graph.registry.register(buffer);
+
+            this.graph.createNode({
+              type: nodeType.id,
+              props: {},
+              position: this.state.projectScreenToWorld(mx, my),
+            });
+          }
+        };
+        reader.readAsArrayBuffer(file);
+      } else if (file.type === "application/json") {
+        const reader = new FileReader();
+        reader.onload = (e) => {
+          const buffer = e.target?.result as ArrayBuffer;
+          if (buffer) {
+            const state = GraphSchema.parse(JSON.parse(buffer.toString()));
+            this.graph.load(state);
+          }
+        };
+        reader.readAsText(file);
+      }
+    }
+  }
+
+  handleMouseLeave() {
+    this.state.isDragging = false;
+    this.state.isPanning = false;
+  }
+
+  handleDragEnter(e: DragEvent) {
+    e.preventDefault();
+    this.state.isDragging = true;
+    this.state.isPanning = false;
+  }
+
+  handleDragOver(e: DragEvent) {
+    e.preventDefault();
+    this.state.isDragging = true;
+    this.state.isPanning = false;
+  }
+
+  handleDragEnd(e: DragEvent) {
+    e.preventDefault();
+    this.state.isDragging = true;
+    this.state.isPanning = false;
+  }
+
+  getEventListenerProps() {
+    return {
+      ondragenter: (ev: DragEvent) => this.handleDragEnter(ev),
+      ondragover: (ev: DragEvent) => this.handleDragOver(ev),
+      ondragexit: (ev: DragEvent) => this.handleDragEnd(ev),
+      ondrop: (ev: DragEvent) => this.handleFileDrop(ev),
+      onmouseleave: () => this.handleMouseLeave(),
+    }
+  }
+}
+
+
+export class MouseEventManager {
+
+
+  constructor(
+    private graph: GraphManager,
+    private state: GraphState
+  ) { }
+
+
+  handleMouseUp(event: MouseEvent) {
+    this.state.isPanning = false;
+    if (!this.state.mouseDown) return;
+
+    const activeNode = this.graph.getNode(this.state.activeNodeId);
+
+    const clickedNodeId = this.state.getNodeIdFromEvent(event);
+
+    if (clickedNodeId !== -1) {
+      if (activeNode) {
+        if (!activeNode?.state?.isMoving && !event.ctrlKey && !event.shiftKey) {
+          this.state.activeNodeId = clickedNodeId;
+          this.state.clearSelection();
+        }
+      }
+    }
+
+    if (activeNode?.state?.isMoving) {
+      activeNode.state = activeNode.state || {};
+      activeNode.state.isMoving = false;
+      if (this.state.snapToGrid) {
+        const snapLevel = this.state.getSnapLevel();
+        activeNode.position[0] = snapPointToGrid(
+          activeNode?.state?.x ?? activeNode.position[0],
+          5 / snapLevel,
+        );
+        activeNode.position[1] = snapPointToGrid(
+          activeNode?.state?.y ?? activeNode.position[1],
+          5 / snapLevel,
+        );
+      } else {
+        activeNode.position[0] = activeNode?.state?.x ?? activeNode.position[0];
+        activeNode.position[1] = activeNode?.state?.y ?? activeNode.position[1];
+      }
+      const nodes = [
+        ...[...(this.state.selectedNodes?.values() || [])].map((id) =>
+          this.graph.getNode(id),
+        ),
+      ] as NodeInstance[];
+
+      const vec = [
+        activeNode.position[0] - (activeNode?.state.x || 0),
+        activeNode.position[1] - (activeNode?.state.y || 0),
+      ];
+
+      for (const node of nodes) {
+        if (!node) continue;
+        node.state = node.state || {};
+        const { x, y } = node.state;
+        if (x !== undefined && y !== undefined) {
+          node.position[0] = x + vec[0];
+          node.position[1] = y + vec[1];
+        }
+      }
+      nodes.push(activeNode);
+      animate(500, (a: number) => {
+        for (const node of nodes) {
+          if (
+            node?.state &&
+            node.state["x"] !== undefined &&
+            node.state["y"] !== undefined
+          ) {
+            node.state.x = lerp(node.state.x, node.position[0], a);
+            node.state.y = lerp(node.state.y, node.position[1], a);
+            this.state.updateNodePosition(node);
+            if (node?.state?.isMoving) {
+              return false;
+            }
+          }
+        }
+      });
+      this.graph.save();
+    } else if (this.state.hoveredSocket && this.state.activeSocket) {
+      if (
+        typeof this.state.hoveredSocket.index === "number" &&
+        typeof this.state.activeSocket.index === "string"
+      ) {
+        this.graph.createEdge(
+          this.state.hoveredSocket.node,
+          this.state.hoveredSocket.index || 0,
+          this.state.activeSocket.node,
+          this.state.activeSocket.index,
+        );
+      } else if (
+        typeof this.state.activeSocket.index == "number" &&
+        typeof this.state.hoveredSocket.index === "string"
+      ) {
+        this.graph.createEdge(
+          this.state.activeSocket.node,
+          this.state.activeSocket.index || 0,
+          this.state.hoveredSocket.node,
+          this.state.hoveredSocket.index,
+        );
+      }
+      this.graph.save();
+    } else if (this.state.activeSocket && event.ctrlKey) {
+      // Handle automatic adding of nodes on ctrl+mouseUp
+      this.state.edgeEndPosition = [
+        this.state.mousePosition[0],
+        this.state.mousePosition[1],
+      ];
+
+      if (typeof this.state.activeSocket.index === "number") {
+        this.state.addMenuPosition = [
+          this.state.mousePosition[0],
+          this.state.mousePosition[1] - 25 / this.state.cameraPosition[2],
+        ];
+      } else {
+        this.state.addMenuPosition = [
+          this.state.mousePosition[0] - 155 / this.state.cameraPosition[2],
+          this.state.mousePosition[1] - 25 / this.state.cameraPosition[2],
+        ];
+      }
+      return;
+    }
+
+    // check if camera moved
+    if (
+      clickedNodeId === -1 &&
+      !this.state.boxSelection &&
+      this.state.cameraDown[0] === this.state.cameraPosition[0] &&
+      this.state.cameraDown[1] === this.state.cameraPosition[1] &&
+      this.state.isBodyFocused()
+    ) {
+      this.state.activeNodeId = -1;
+      this.state.clearSelection();
+    }
+
+    this.state.mouseDown = null;
+    this.state.boxSelection = false;
+    this.state.activeSocket = null;
+    this.state.possibleSockets = [];
+    this.state.hoveredSocket = null;
+    this.state.addMenuPosition = null;
+  }
+
+
+  handleMouseDown(event: MouseEvent) {
+    if (this.state.mouseDown) return;
+    this.state.edgeEndPosition = null;
+
+    if (event.target instanceof HTMLElement) {
+      if (
+        event.target.nodeName !== "CANVAS" &&
+        !event.target.classList.contains("node") &&
+        !event.target.classList.contains("content")
+      ) {
+        return;
+      }
+    }
+
+    let mx = event.clientX - this.state.rect.x;
+    let my = event.clientY - this.state.rect.y;
+
+    this.state.mouseDown = [mx, my];
+    this.state.cameraDown[0] = this.state.cameraPosition[0];
+    this.state.cameraDown[1] = this.state.cameraPosition[1];
+
+    const clickedNodeId = this.state.getNodeIdFromEvent(event);
+    this.state.mouseDownNodeId = clickedNodeId;
+
+    // if we clicked on a node
+    if (clickedNodeId !== -1) {
+      if (this.state.activeNodeId === -1) {
+        this.state.activeNodeId = clickedNodeId;
+        // if the selected node is the same as the clicked node
+      } else if (this.state.activeNodeId === clickedNodeId) {
+        //$activeNodeId = -1;
+        // if the clicked node is different from the selected node and secondary
+      } else if (event.ctrlKey) {
+        this.state.selectedNodes.add(this.state.activeNodeId);
+        this.state.selectedNodes.delete(clickedNodeId);
+        this.state.activeNodeId = clickedNodeId;
+        // select the node
+      } else if (event.shiftKey) {
+        const activeNode = this.graph.getNode(this.state.activeNodeId);
+        const newNode = this.graph.getNode(clickedNodeId);
+        if (activeNode && newNode) {
+          const edge = this.graph.getNodesBetween(activeNode, newNode);
+          if (edge) {
+            this.state.selectedNodes.clear();
+            for (const node of edge) {
+              this.state.selectedNodes.add(node.id);
+            }
+            this.state.selectedNodes.add(clickedNodeId);
+          }
+        }
+      } else if (!this.state.selectedNodes.has(clickedNodeId)) {
+        this.state.activeNodeId = clickedNodeId;
+        this.state.clearSelection();
+      }
+    } else if (event.ctrlKey) {
+      this.state.boxSelection = true;
+    }
+
+    const node = this.graph.getNode(this.state.activeNodeId);
+    if (!node) return;
+    node.state = node.state || {};
+    node.state.downX = node.position[0];
+    node.state.downY = node.position[1];
+
+    if (this.state.selectedNodes) {
+      for (const nodeId of this.state.selectedNodes) {
+        const n = this.graph.getNode(nodeId);
+        if (!n) continue;
+        n.state = n.state || {};
+        n.state.downX = n.position[0];
+        n.state.downY = n.position[1];
+      }
+    }
+
+    this.state.edgeEndPosition = null;
+  }
+
+
+  handleMouseMove(event: MouseEvent) {
+    let mx = event.clientX - this.state.rect.x;
+    let my = event.clientY - this.state.rect.y;
+
+    this.state.mousePosition = this.state.projectScreenToWorld(mx, my);
+    this.state.hoveredNodeId = this.state.getNodeIdFromEvent(event);
+
+    if (!this.state.mouseDown) return;
+
+    // we are creating a new edge here
+    if (this.state.activeSocket || this.state.possibleSockets?.length) {
+      let smallestDist = 1000;
+      let _socket;
+      for (const socket of this.state.possibleSockets) {
+        const dist = Math.sqrt(
+          (socket.position[0] - this.state.mousePosition[0]) ** 2 +
+          (socket.position[1] - this.state.mousePosition[1]) ** 2,
+        );
+        if (dist < smallestDist) {
+          smallestDist = dist;
+          _socket = socket;
+        }
+      }
+
+      if (_socket && smallestDist < 0.9) {
+        this.state.mousePosition = _socket.position;
+        this.state.hoveredSocket = _socket;
+      } else {
+        this.state.hoveredSocket = null;
+      }
+      return;
+    }
+
+    // handle box selection
+    if (this.state.boxSelection) {
+      event.preventDefault();
+      event.stopPropagation();
+      const mouseD = this.state.projectScreenToWorld(
+        this.state.mouseDown[0],
+        this.state.mouseDown[1],
+      );
+      const x1 = Math.min(mouseD[0], this.state.mousePosition[0]);
+      const x2 = Math.max(mouseD[0], this.state.mousePosition[0]);
+      const y1 = Math.min(mouseD[1], this.state.mousePosition[1]);
+      const y2 = Math.max(mouseD[1], this.state.mousePosition[1]);
+      for (const node of this.graph.nodes.values()) {
+        if (!node?.state) continue;
+        const x = node.position[0];
+        const y = node.position[1];
+        const height = this.state.getNodeHeight(node.type);
+        if (x > x1 - 20 && x < x2 && y > y1 - height && y < y2) {
+          this.state.selectedNodes?.add(node.id);
+        } else {
+          this.state.selectedNodes?.delete(node.id);
+        }
+      }
+      return;
+    }
+
+    // here we are handling dragging of nodes
+    if (this.state.activeNodeId !== -1 && this.state.mouseDownNodeId !== -1) {
+      const node = this.graph.getNode(this.state.activeNodeId);
+      if (!node || event.buttons !== 1) return;
+
+      node.state = node.state || {};
+
+      const oldX = node.state.downX || 0;
+      const oldY = node.state.downY || 0;
+
+      let newX =
+        oldX + (mx - this.state.mouseDown[0]) / this.state.cameraPosition[2];
+      let newY =
+        oldY + (my - this.state.mouseDown[1]) / this.state.cameraPosition[2];
+
+      if (event.ctrlKey) {
+        const snapLevel = this.state.getSnapLevel();
+        if (this.state.snapToGrid) {
+          newX = snapPointToGrid(newX, 5 / snapLevel);
+          newY = snapPointToGrid(newY, 5 / snapLevel);
+        }
+      }
+
+      if (!node.state.isMoving) {
+        const dist = Math.sqrt((oldX - newX) ** 2 + (oldY - newY) ** 2);
+        if (dist > 0.2) {
+          node.state.isMoving = true;
+        }
+      }
+
+      const vecX = oldX - newX;
+      const vecY = oldY - newY;
+
+      if (this.state.selectedNodes?.size) {
+        for (const nodeId of this.state.selectedNodes) {
+          const n = this.graph.getNode(nodeId);
+          if (!n?.state) continue;
+          n.state.x = (n?.state?.downX || 0) - vecX;
+          n.state.y = (n?.state?.downY || 0) - vecY;
+          this.state.updateNodePosition(n);
+        }
+      }
+
+      node.state.x = newX;
+      node.state.y = newY;
+
+      this.state.updateNodePosition(node);
+
+      return;
+    }
+
+    // here we are handling panning of camera
+    this.state.isPanning = true;
+    let newX =
+      this.state.cameraDown[0] -
+      (mx - this.state.mouseDown[0]) / this.state.cameraPosition[2];
+    let newY =
+      this.state.cameraDown[1] -
+      (my - this.state.mouseDown[1]) / this.state.cameraPosition[2];
+
+    this.state.setCameraTransform(newX, newY);
+  }
+
+
+  handleMouseScroll(event: WheelEvent) {
+    const bodyIsFocused =
+      document.activeElement === document.body ||
+      document.activeElement === this.state.wrapper ||
+      document?.activeElement?.id === "graph";
+    if (!bodyIsFocused) return;
+
+    // Define zoom speed and clamp it between -1 and 1
+    const isNegative = event.deltaY < 0;
+    const normalizedDelta = Math.abs(event.deltaY * 0.01);
+    const delta = Math.pow(0.95, zoomSpeed * normalizedDelta);
+
+    // Calculate new zoom level and clamp it between minZoom and maxZoom
+    const newZoom = Math.max(
+      minZoom,
+      Math.min(
+        maxZoom,
+        isNegative
+          ? this.state.cameraPosition[2] / delta
+          : this.state.cameraPosition[2] * delta,
+      ),
+    );
+
+    // Calculate the ratio of the new zoom to the original zoom
+    const zoomRatio = newZoom / this.state.cameraPosition[2];
+
+    // Update camera position and zoom level
+    this.state.setCameraTransform(
+      this.state.mousePosition[0] -
+      (this.state.mousePosition[0] - this.state.cameraPosition[0]) /
+      zoomRatio,
+      this.state.mousePosition[1] -
+      (this.state.mousePosition[1] - this.state.cameraPosition[1]) /
+      zoomRatio,
+      newZoom,
+    );
+  }
+
+}

app/src/lib/graph-interface/graph/state.svelte.ts

@@ -1,12 +1,70 @@
-import type { Socket } from "@nodes/types";
+import type { NodeInstance, Socket } from "@nodarium/types";
-import { getContext } from "svelte";
+import { getContext, setContext } from "svelte";
 import { SvelteSet } from "svelte/reactivity";
+import type { GraphManager } from "../graph-manager.svelte";
+import type { OrthographicCamera } from "three";
 
+
+const graphStateKey = Symbol("graph-state");
 export function getGraphState() {
-  return getContext<GraphState>("graphState");
+  return getContext<GraphState>(graphStateKey);
+}
+export function setGraphState(graphState: GraphState) {
+  return setContext(graphStateKey, graphState)
+}
+
+const graphManagerKey = Symbol("graph-manager");
+export function getGraphManager() {
+  return getContext<GraphManager>(graphManagerKey)
+}
+
+export function setGraphManager(manager: GraphManager) {
+  return setContext(graphManagerKey, manager);
 }
 
 export class GraphState {
+
+  constructor(private graph: GraphManager) { }
+
+  width = $state(100);
+  height = $state(100);
+
+  wrapper = $state<HTMLDivElement>(null!);
+  rect: DOMRect = $derived(
+    (this.wrapper && this.width && this.height) ? this.wrapper.getBoundingClientRect() : new DOMRect(0, 0, 0, 0),
+  );
+
+  camera = $state<OrthographicCamera>(null!);
+  cameraPosition: [number, number, number] = $state([0, 0, 4]);
+
+  clipboard: null | {
+    nodes: NodeInstance[];
+    edges: [number, number, number, string][];
+  } = null;
+
+  cameraBounds = $derived([
+    this.cameraPosition[0] - this.width / this.cameraPosition[2] / 2,
+    this.cameraPosition[0] + this.width / this.cameraPosition[2] / 2,
+    this.cameraPosition[1] - this.height / this.cameraPosition[2] / 2,
+    this.cameraPosition[1] + this.height / this.cameraPosition[2] / 2,
+  ]);
+
+  boxSelection = $state(false);
+  edgeEndPosition = $state<[number, number] | null>();
+  addMenuPosition = $state<[number, number] | null>(null);
+
+  snapToGrid = $state(false);
+  showGrid = $state(true)
+  showHelp = $state(false)
+
+  cameraDown = [0, 0];
+  mouseDownNodeId = -1;
+
+  isPanning = $state(false);
+  isDragging = $state(false);
+  hoveredNodeId = $state(-1);
+  mousePosition = $state([0, 0]);
+  mouseDown = $state<[number, number] | null>(null);
   activeNodeId = $state(-1);
   selectedNodes = new SvelteSet<number>();
   activeSocket = $state<Socket | null>(null);
@@ -15,7 +73,241 @@ export class GraphState {
   possibleSocketIds = $derived(
     new Set(this.possibleSockets.map((s) => `${s.node.id}-${s.index}`)),
   );
+
   clearSelection() {
     this.selectedNodes.clear();
   }
+
+  isBodyFocused = () => document?.activeElement?.nodeName !== "INPUT";
+
+  setCameraTransform(
+    x = this.cameraPosition[0],
+    y = this.cameraPosition[1],
+    z = this.cameraPosition[2],
+  ) {
+    if (this.camera) {
+      this.camera.position.x = x;
+      this.camera.position.z = y;
+      this.camera.zoom = z;
+    }
+    this.cameraPosition = [x, y, z];
+    localStorage.setItem("cameraPosition", JSON.stringify(this.cameraPosition));
+  }
+
+
+  updateNodePosition(node: NodeInstance) {
+    if (node.state.ref && node.state.mesh) {
+      if (node.state["x"] !== undefined && node.state["y"] !== undefined) {
+        node.state.ref.style.setProperty("--nx", `${node.state.x * 10}px`);
+        node.state.ref.style.setProperty("--ny", `${node.state.y * 10}px`);
+        node.state.mesh.position.x = node.state.x + 10;
+        node.state.mesh.position.z = node.state.y + this.getNodeHeight(node.type) / 2;
+        if (
+          node.state.x === node.position[0] &&
+          node.state.y === node.position[1]
+        ) {
+          delete node.state.x;
+          delete node.state.y;
+        }
+        this.graph.edges = [...this.graph.edges];
+      } else {
+        node.state.ref.style.setProperty("--nx", `${node.position[0] * 10}px`);
+        node.state.ref.style.setProperty("--ny", `${node.position[1] * 10}px`);
+        node.state.mesh.position.x = node.position[0] + 10;
+        node.state.mesh.position.z =
+          node.position[1] + this.getNodeHeight(node.type) / 2;
+      }
+    }
+  }
+
+  getSnapLevel() {
+    const z = this.cameraPosition[2];
+    if (z > 66) {
+      return 8;
+    } else if (z > 55) {
+      return 4;
+    } else if (z > 11) {
+      return 2;
+    } else {
+    }
+    return 1;
+  }
+
+  getSocketPosition(
+    node: NodeInstance,
+    index: string | number,
+  ): [number, number] {
+    if (typeof index === "number") {
+      return [
+        (node?.state?.x ?? node.position[0]) + 20,
+        (node?.state?.y ?? node.position[1]) + 2.5 + 10 * index,
+      ];
+    } else {
+      const _index = Object.keys(node.state?.type?.inputs || {}).indexOf(index);
+      return [
+        node?.state?.x ?? node.position[0],
+        (node?.state?.y ?? node.position[1]) + 10 + 10 * _index,
+      ];
+    }
+  }
+
+  private nodeHeightCache: Record<string, number> = {};
+  getNodeHeight(nodeTypeId: string) {
+    if (nodeTypeId in this.nodeHeightCache) {
+      return this.nodeHeightCache[nodeTypeId];
+    }
+    const node = this.graph.getNodeType(nodeTypeId);
+    if (!node?.inputs) {
+      return 5;
+    }
+    const height =
+      5 +
+      10 *
+      Object.keys(node.inputs).filter(
+        (p) =>
+          p !== "seed" &&
+          node?.inputs &&
+          !("setting" in node?.inputs?.[p]) &&
+          node.inputs[p].hidden !== true,
+      ).length;
+    this.nodeHeightCache[nodeTypeId] = height;
+    return height;
+  }
+
+  copyNodes() {
+    if (this.activeNodeId === -1 && !this.selectedNodes?.size)
+      return;
+    let nodes = [
+      this.activeNodeId,
+      ...(this.selectedNodes?.values() || []),
+    ]
+      .map((id) => this.graph.getNode(id))
+      .filter(b => !!b);
+
+    const edges = this.graph.getEdgesBetweenNodes(nodes);
+    nodes = nodes.map((node) => ({
+      ...node,
+      position: [
+        this.mousePosition[0] - node.position[0],
+        this.mousePosition[1] - node.position[1],
+      ],
+      tmp: undefined,
+    }));
+
+    this.clipboard = {
+      nodes: nodes,
+      edges: edges,
+    };
+  }
+
+  pasteNodes() {
+    if (!this.clipboard) return;
+
+    const nodes = this.clipboard.nodes
+      .map((node) => {
+        node.position[0] = this.mousePosition[0] - node.position[0];
+        node.position[1] = this.mousePosition[1] - node.position[1];
+        return node;
+      })
+      .filter(Boolean) as NodeInstance[];
+
+    const newNodes = this.graph.createGraph(nodes, this.clipboard.edges);
+    this.selectedNodes.clear();
+    for (const node of newNodes) {
+      this.selectedNodes.add(node.id);
+    }
+  }
+
+
+  setDownSocket(socket: Socket) {
+    this.activeSocket = socket;
+
+    let { node, index, position } = socket;
+
+    // remove existing edge
+    if (typeof index === "string") {
+      const edges = this.graph.getEdgesToNode(node);
+      for (const edge of edges) {
+        if (edge[3] === index) {
+          node = edge[0];
+          index = edge[1];
+          position = this.getSocketPosition(node, index);
+          this.graph.removeEdge(edge);
+          break;
+        }
+      }
+    }
+
+    this.mouseDown = position;
+    this.activeSocket = {
+      node,
+      index,
+      position,
+    };
+
+    this.possibleSockets = this.graph
+      .getPossibleSockets(this.activeSocket)
+      .map(([node, index]) => {
+        return {
+          node,
+          index,
+          position: this.getSocketPosition(node, index),
+        };
+      });
+  };
+
+
+  projectScreenToWorld(x: number, y: number): [number, number] {
+    return [
+      this.cameraPosition[0] +
+      (x - this.width / 2) / this.cameraPosition[2],
+      this.cameraPosition[1] +
+      (y - this.height / 2) / this.cameraPosition[2],
+    ];
+  }
+
+  getNodeIdFromEvent(event: MouseEvent) {
+    let clickedNodeId = -1;
+
+    let mx = event.clientX - this.rect.x;
+    let my = event.clientY - this.rect.y;
+
+    if (event.button === 0) {
+      // check if the clicked element is a node
+      if (event.target instanceof HTMLElement) {
+        const nodeElement = event.target.closest(".node");
+        const nodeId = nodeElement?.getAttribute?.("data-node-id");
+        if (nodeId) {
+          clickedNodeId = parseInt(nodeId, 10);
+        }
+      }
+
+      // if we do not have an active node,
+      // we are going to check if we clicked on a node by coordinates
+      if (clickedNodeId === -1) {
+        const [downX, downY] = this.projectScreenToWorld(mx, my);
+        for (const node of this.graph.nodes.values()) {
+          const x = node.position[0];
+          const y = node.position[1];
+          const height = this.getNodeHeight(node.type);
+          if (downX > x && downX < x + 20 && downY > y && downY < y + height) {
+            clickedNodeId = node.id;
+            break;
+          }
+        }
+      }
+    }
+    return clickedNodeId;
+  }
+
+  isNodeInView(node: NodeInstance) {
+    const height = this.getNodeHeight(node.type);
+    const width = 20;
+    return (
+      node.position[0] > this.cameraBounds[0] - width &&
+      node.position[0] < this.cameraBounds[1] &&
+      node.position[1] > this.cameraBounds[2] - height &&
+      node.position[1] < this.cameraBounds[3]
+    );
+  };
 }

app/src/lib/graph-interface/history-manager.ts

@@ -1,7 +1,7 @@
 import { create, type Delta } from "jsondiffpatch";
-import type { Graph } from "@nodes/types";
+import type { Graph } from "@nodarium/types";
 import { clone } from "./helpers/index.js";
-import { createLogger } from "@nodes/utils";
+import { createLogger } from "@nodarium/utils";
 
 const diff = create({
   objectHash: function (obj, index) {
@@ -16,7 +16,7 @@ const diff = create({
 });
 
 const log = createLogger("history");
-// log.mute();
+log.mute();
 
 export class HistoryManager {
   index: number = -1;

app/src/lib/graph-interface/keymaps.ts

@@ -0,0 +1,192 @@
+import { animate, lerp } from "$lib/helpers";
+import type { createKeyMap } from "$lib/helpers/createKeyMap";
+import FileSaver from "file-saver";
+import type { GraphManager } from "./graph-manager.svelte";
+import type { GraphState } from "./graph/state.svelte";
+
+type Keymap = ReturnType<typeof createKeyMap>;
+export function setupKeymaps(keymap: Keymap, graph: GraphManager, graphState: GraphState) {
+
+
+  keymap.addShortcut({
+    key: "l",
+    description: "Select linked nodes",
+    callback: () => {
+      const activeNode = graph.getNode(graphState.activeNodeId);
+      if (activeNode) {
+        const nodes = graph.getLinkedNodes(activeNode);
+        graphState.selectedNodes.clear();
+        for (const node of nodes) {
+          graphState.selectedNodes.add(node.id);
+        }
+      }
+    },
+  });
+
+
+  keymap.addShortcut({
+    key: "?",
+    description: "Toggle Help",
+    callback: () => {
+      // TODO: fix this
+      // showHelp = !showHelp;
+    },
+  });
+
+  keymap.addShortcut({
+    key: "c",
+    ctrl: true,
+    description: "Copy active nodes",
+    callback: () => graphState.copyNodes(),
+  });
+
+  keymap.addShortcut({
+    key: "v",
+    ctrl: true,
+    description: "Paste nodes",
+    callback: () => graphState.pasteNodes(),
+  });
+
+  keymap.addShortcut({
+    key: "Escape",
+    description: "Deselect nodes",
+    callback: () => {
+      graphState.activeNodeId = -1;
+      graphState.clearSelection();
+      graphState.edgeEndPosition = null;
+      (document.activeElement as HTMLElement)?.blur();
+    },
+  });
+
+  keymap.addShortcut({
+    key: "A",
+    shift: true,
+    description: "Add new Node",
+    callback: () => {
+      graphState.addMenuPosition = [graphState.mousePosition[0], graphState.mousePosition[1]];
+    },
+  });
+
+  keymap.addShortcut({
+    key: ".",
+    description: "Center camera",
+    callback: () => {
+      if (!graphState.isBodyFocused()) return;
+
+      const average = [0, 0];
+      for (const node of graph.nodes.values()) {
+        average[0] += node.position[0];
+        average[1] += node.position[1];
+      }
+      average[0] = average[0] ? average[0] / graph.nodes.size : 0;
+      average[1] = average[1] ? average[1] / graph.nodes.size : 0;
+
+      const camX = graphState.cameraPosition[0];
+      const camY = graphState.cameraPosition[1];
+      const camZ = graphState.cameraPosition[2];
+
+      const ease = (t: number) => (t < 0.5 ? 2 * t * t : -1 + (4 - 2 * t) * t);
+
+      animate(500, (a: number) => {
+        graphState.setCameraTransform(
+          lerp(camX, average[0], ease(a)),
+          lerp(camY, average[1], ease(a)),
+          lerp(camZ, 2, ease(a)),
+        );
+        if (graphState.mouseDown) return false;
+      });
+    },
+  });
+
+  keymap.addShortcut({
+    key: "a",
+    ctrl: true,
+    preventDefault: true,
+    description: "Select all nodes",
+    callback: () => {
+      if (!graphState.isBodyFocused()) return;
+      for (const node of graph.nodes.keys()) {
+        graphState.selectedNodes.add(node);
+      }
+    },
+  });
+
+  keymap.addShortcut({
+    key: "z",
+    ctrl: true,
+    description: "Undo",
+    callback: () => {
+      if (!graphState.isBodyFocused()) return;
+      graph.undo();
+      for (const node of graph.nodes.values()) {
+        graphState.updateNodePosition(node);
+      }
+    },
+  });
+
+  keymap.addShortcut({
+    key: "y",
+    ctrl: true,
+    description: "Redo",
+    callback: () => {
+      graph.redo();
+      for (const node of graph.nodes.values()) {
+        graphState.updateNodePosition(node);
+      }
+    },
+  });
+
+  keymap.addShortcut({
+    key: "s",
+    ctrl: true,
+    description: "Save",
+    preventDefault: true,
+    callback: () => {
+      const state = graph.serialize();
+      const blob = new Blob([JSON.stringify(state)], {
+        type: "application/json;charset=utf-8",
+      });
+      FileSaver.saveAs(blob, "nodarium-graph.json");
+    },
+  });
+
+  keymap.addShortcut({
+    key: ["Delete", "Backspace", "x"],
+    description: "Delete selected nodes",
+    callback: (event) => {
+      if (!graphState.isBodyFocused()) return;
+      graph.startUndoGroup();
+      if (graphState.activeNodeId !== -1) {
+        const node = graph.getNode(graphState.activeNodeId);
+        if (node) {
+          graph.removeNode(node, { restoreEdges: event.ctrlKey });
+          graphState.activeNodeId = -1;
+        }
+      }
+      if (graphState.selectedNodes) {
+        for (const nodeId of graphState.selectedNodes) {
+          const node = graph.getNode(nodeId);
+          if (node) {
+            graph.removeNode(node, { restoreEdges: event.ctrlKey });
+          }
+        }
+        graphState.clearSelection();
+      }
+      graph.saveUndoGroup();
+    },
+  });
+
+  keymap.addShortcut({
+    key: "f",
+    description: "Smart Connect Nodes",
+    callback: () => {
+      const nodes = [...graphState.selectedNodes.values()]
+        .map((g) => graph.getNode(g))
+        .filter((n) => !!n);
+      const edge = graph.smartConnect(nodes[0], nodes[1]);
+      if (!edge) graph.smartConnect(nodes[1], nodes[0]);
+    },
+  });
+
+
+}

app/src/lib/graph-interface/node/Node.svelte

@@ -1,6 +1,5 @@
 <script lang="ts">
-  import type { Node } from "@nodes/types";
+  import type { NodeInstance } from "@nodarium/types";
-  import { getContext, onMount } from "svelte";
   import { getGraphState } from "../graph/state.svelte";
   import { T } from "@threlte/core";
   import { type Mesh } from "three";
@@ -13,7 +12,7 @@
   const graphState = getGraphState();
 
   type Props = {
-    node: Node;
+    node: NodeInstance;
     inView: boolean;
     z: number;
   };
@@ -21,34 +20,24 @@
 
   const isActive = $derived(graphState.activeNodeId === node.id);
   const isSelected = $derived(graphState.selectedNodes.has(node.id));
-  let strokeColor = $state(colors.selected);
+  const strokeColor = $derived(
-  $effect(() => {
+    appSettings.value.theme &&
-    appSettings.value.theme;
+      (isSelected
-    strokeColor = isSelected
         ? colors.selected
         : isActive
           ? colors.active
-        : colors.outline;
+          : colors.outline),
-  });
+  );
-
-  const updateNodePosition =
-    getContext<(n: Node) => void>("updateNodePosition");
-
-  const getNodeHeight = getContext<(n: string) => number>("getNodeHeight");
 
   let meshRef: Mesh | undefined = $state();
 
-  const height = getNodeHeight?.(node.type);
+  const height = graphState.getNodeHeight(node.type);
 
   $effect(() => {
-    if (!node?.tmp) node.tmp = {};
+    if (meshRef && !node.state?.mesh) {
-    node.tmp.mesh = meshRef;
+      node.state.mesh = meshRef;
-  });
+      graphState.updateNodePosition(node);
-
+    }
-  onMount(() => {
-    if (!node.tmp) node.tmp = {};
-    node.tmp.mesh = meshRef;
-    updateNodePosition?.(node);
   });
 </script>
 

app/src/lib/graph-interface/node/NodeHTML.svelte

@@ -1,13 +1,15 @@
 <script lang="ts">
-  import type { Node } from "@nodes/types";
+  import type { NodeInstance } from "@nodarium/types";
   import NodeHeader from "./NodeHeader.svelte";
   import NodeParameter from "./NodeParameter.svelte";
-  import { getContext, onMount } from "svelte";
+  import { getGraphState } from "../graph/state.svelte";
 
   let ref: HTMLDivElement;
 
+  const graphState = getGraphState();
+
   type Props = {
-    node: Node;
+    node: NodeInstance;
     position?: "absolute" | "fixed" | "relative";
     isActive?: boolean;
     isSelected?: boolean;
@@ -24,21 +26,20 @@
     z = 2,
   }: Props = $props();
 
-  const zOffset = (node.tmp?.random || 0) * 0.5;
+  // If we dont have a random offset, all nodes becom visible at the same zoom level -> stuttering
+  const zOffset = Math.random() - 0.5;
   const zLimit = 2 - zOffset;
 
-  const parameters = Object.entries(node?.tmp?.type?.inputs || {}).filter(
+  const parameters = Object.entries(node.state?.type?.inputs || {}).filter(
     (p) =>
       p[1].type !== "seed" && !("setting" in p[1]) && p[1]?.hidden !== true,
   );
 
-  const updateNodePosition =
+  $effect(() => {
-    getContext<(n: Node) => void>("updateNodePosition");
+    if ("state" in node && !node.state.ref) {
-
+      node.state.ref = ref;
-  onMount(() => {
+      graphState?.updateNodePosition(node);
-    node.tmp = node.tmp || {};
+    }
-    node.tmp.ref = ref;
-    updateNodePosition?.(node);
   });
 </script>
 

app/src/lib/graph-interface/node/NodeHeader.svelte

@@ -1,28 +1,26 @@
 <script lang="ts">
+  import { getGraphState } from "../graph/state.svelte.js";
   import { createNodePath } from "../helpers/index.js";
-  import type { Node, Socket } from "@nodes/types";
+  import type { NodeInstance } from "@nodarium/types";
-  import { getContext } from "svelte";
 
-  const { node }: { node: Node } = $props();
+  const graphState = getGraphState();
 
-  const setDownSocket = getContext<(socket: Socket) => void>("setDownSocket");
+  const { node }: { node: NodeInstance } = $props();
-  const getSocketPosition =
-    getContext<(node: Node, index: number) => [number, number]>(
-      "getSocketPosition",
-    );
 
   function handleMouseDown(event: MouseEvent) {
     event.stopPropagation();
     event.preventDefault();
-    setDownSocket?.({
+    if ("state" in node) {
+      graphState.setDownSocket?.({
         node,
         index: 0,
-      position: getSocketPosition?.(node, 0),
+        position: graphState.getSocketPosition?.(node, 0),
       });
     }
+  }
 
   const cornerTop = 10;
-  const rightBump = !!node?.tmp?.type?.outputs?.length;
+  const rightBump = !!node?.state?.type?.outputs?.length;
   const aspectRatio = 0.25;
 
   const path = createNodePath({
@@ -33,14 +31,6 @@
     rightBump,
     aspectRatio,
   });
-  // const pathDisabled = createNodePath({
-  //   depth: 0,
-  //   height: 15,
-  //   y: 50,
-  //   cornerTop,
-  //   rightBump,
-  //   aspectRatio,
-  // });
   const pathHover = createNodePath({
     depth: 8.5,
     height: 50,

app/src/lib/graph-interface/node/NodeInput.svelte

@@ -1,13 +1,14 @@
 <script lang="ts">
-  import type { Node, NodeInput } from "@nodes/types";
+  import type { NodeInstance, NodeInput } from "@nodarium/types";
-  import { getGraphManager } from "../graph/context.js";
+  import { Input } from "@nodarium/ui";
-  import { Input } from "@nodes/ui";
+  import type { GraphManager } from "../graph-manager.svelte";
 
   type Props = {
-    node: Node;
+    node: NodeInstance;
     input: NodeInput;
     id: string;
     elementId?: string;
+    graph?: GraphManager;
   };
 
   const {
@@ -15,10 +16,9 @@
     input,
     id,
     elementId = `input-${Math.random().toString(36).substring(7)}`,
+    graph,
   }: Props = $props();
 
-  const graph = getGraphManager();
-
   function getDefaultValue() {
     if (node?.props?.[id] !== undefined) return node?.props?.[id] as number;
     if ("value" in input && input?.value !== undefined)

app/src/lib/graph-interface/node/NodeParameter.svelte

@@ -1,51 +1,40 @@
 <script lang="ts">
-  import type {
+  import type { NodeInput, NodeInstance } from "@nodarium/types";
-    NodeInput as NodeInputType,
-    Socket,
-    Node as NodeType,
-  } from "@nodes/types";
-  import { getContext } from "svelte";
   import { createNodePath } from "../helpers/index.js";
-  import { getGraphManager } from "../graph/context.js";
+  import NodeInputEl from "./NodeInput.svelte";
-  import NodeInput from "./NodeInput.svelte";
+  import { getGraphManager, getGraphState } from "../graph/state.svelte.js";
-  import { getGraphState } from "../graph/state.svelte.js";
 
   type Props = {
-    node: NodeType;
+    node: NodeInstance;
-    input: NodeInputType;
+    input: NodeInput;
     id: string;
     isLast?: boolean;
   };
 
+  const graph = getGraphManager();
+
   let { node = $bindable(), input, id, isLast }: Props = $props();
 
-  const inputType = node?.tmp?.type?.inputs?.[id]!;
+  const inputType = node?.state?.type?.inputs?.[id]!;
 
   const socketId = `${node.id}-${id}`;
 
-  const graph = getGraphManager();
   const graphState = getGraphState();
   const graphId = graph?.id;
 
   const elementId = `input-${Math.random().toString(36).substring(7)}`;
 
-  const setDownSocket = getContext<(socket: Socket) => void>("setDownSocket");
-  const getSocketPosition =
-    getContext<(node: NodeType, index: string) => [number, number]>(
-      "getSocketPosition",
-    );
-
   function handleMouseDown(ev: MouseEvent) {
     ev.preventDefault();
     ev.stopPropagation();
-    setDownSocket?.({
+    graphState.setDownSocket({
       node,
       index: id,
-      position: getSocketPosition?.(node, id),
+      position: graphState.getSocketPosition?.(node, id),
     });
   }
 
-  const leftBump = node.tmp?.type?.inputs?.[id].internal !== true;
+  const leftBump = node.state?.type?.inputs?.[id].internal !== true;
   const cornerBottom = isLast ? 5 : 0;
   const aspectRatio = 0.5;
 
@@ -87,18 +76,12 @@
         <label for={elementId}>{input.label || id}</label>
       {/if}
       {#if inputType.external !== true}
-        <NodeInput {elementId} bind:node {input} {id} />
+        <NodeInputEl {graph} {elementId} bind:node {input} {id} />
       {/if}
     </div>
 
-    {#if node?.tmp?.type?.inputs?.[id]?.internal !== true}
+    {#if node?.state?.type?.inputs?.[id]?.internal !== true}
-      <div
+      <div data-node-socket class="large target"></div>
-        data-node-socket
-        class="large target"
-        onmousedown={handleMouseDown}
-        role="button"
-        tabindex="0"
-      ></div>
       <div
         data-node-socket
         class="small target"

app/src/lib/graph-interface/types.ts

@@ -1,20 +0,0 @@
-import type { Node, NodeDefinition } from "@nodes/types";
-
-export type GraphNode = Node & {
-  tmp?: {
-    depth?: number;
-    mesh?: any;
-    random?: number;
-    parents?: Node[];
-    children?: Node[];
-    inputNodes?: Record<string, Node>;
-    type?: NodeDefinition;
-    downX?: number;
-    downY?: number;
-    x?: number;
-    y?: number;
-    ref?: HTMLElement;
-    visible?: boolean;
-    isMoving?: boolean;
-  };
-};

app/src/lib/graph-templates/grid.ts

@@ -1,4 +1,4 @@
-import type { Graph } from "@nodes/types";
+import type { Graph } from "@nodarium/types";
 
 export function grid(width: number, height: number) {
 
@@ -16,9 +16,6 @@ export function grid(width: number, height: number) {
 
     graph.nodes.push({
       id: i,
-      tmp: {
-        visible: false,
-      },
       position: [x * 30, y * 40],
       props: i == 0 ? { value: 0 } : { op_type: 0, a: 1, b: 0.05 },
       type: i == 0 ? "max/plantarium/float" : "max/plantarium/math",
@@ -29,9 +26,6 @@ export function grid(width: number, height: number) {
 
   graph.nodes.push({
     id: amount,
-    tmp: {
-      visible: false,
-    },
     position: [width * 30, (height - 1) * 40],
     type: "max/plantarium/output",
     props: {},

app/src/lib/graph-templates/tree.ts

@@ -1,8 +1,8 @@
-import type { Graph, Node } from "@nodes/types";
+import type { Graph, SerializedNode } from "@nodarium/types";
 
 export function tree(depth: number): Graph {
 
-  const nodes: Node[] = [
+  const nodes: SerializedNode[] = [
     {
       id: 0,
       type: "max/plantarium/output",

app/src/lib/helpers/index.ts

@@ -126,7 +126,7 @@ export function humanizeDuration(durationInMilliseconds: number) {
   }
 
   if (millis > 0 || durationString === '') {
-    durationString += millis + 'ms';
+    durationString += Math.floor(millis) + 'ms';
   }
 
   return durationString.trim();

app/src/lib/node-registry.ts

@@ -1,4 +1,4 @@
-import { createWasmWrapper } from "@nodes/utils";
+import { createWasmWrapper } from "@nodarium/utils";
 import fs from "fs/promises";
 import path from "path";
 

app/src/lib/node-store/BreadCrumbs.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-  import { Select } from "@nodes/ui";
+  import { Select } from "@nodarium/ui";
   import type { Writable } from "svelte/store";
 
   let activeStore = 0;

app/src/lib/node-store/DraggableNode.svelte

@@ -1,27 +1,27 @@
 <script lang="ts">
   import NodeHtml from "$lib/graph-interface/node/NodeHTML.svelte";
-  import type { NodeDefinition } from "@nodes/types";
+  import type { NodeDefinition, NodeId, NodeInstance } from "@nodarium/types";
 
-  export let node: NodeDefinition;
+  const { node }: { node: NodeDefinition } = $props();
 
-  let dragging = false;
+  let dragging = $state(false);
 
-  let nodeData = {
+  let nodeData = $state<NodeInstance>({
     id: 0,
-    type: node?.id,
+    type: node.id as unknown as NodeId,
     position: [0, 0] as [number, number],
     props: {},
-    tmp: {
+    state: {
       type: node,
     },
-  };
+  });
 
   function handleDragStart(e: DragEvent) {
     dragging = true;
     const box = (e?.target as HTMLElement)?.getBoundingClientRect();
     if (e.dataTransfer === null) return;
     e.dataTransfer.effectAllowed = "move";
-    e.dataTransfer.setData("data/node-id", node.id);
+    e.dataTransfer.setData("data/node-id", node.id.toString());
     if (nodeData.props) {
       e.dataTransfer.setData("data/node-props", JSON.stringify(nodeData.props));
     }
@@ -38,15 +38,15 @@
 
 <div class="node-wrapper" class:dragging>
   <div
-    on:dragend={() => {
+    ondragend={() => {
       dragging = false;
     }}
     draggable={true}
     role="button"
     tabindex="0"
-    on:dragstart={handleDragStart}
+    ondragstart={handleDragStart}
   >
-    <NodeHtml inView={true} position={"relative"} z={5} bind:node={nodeData} />
+    <NodeHtml bind:node={nodeData} inView={true} position={"relative"} z={5} />
   </div>
 </div>
 

app/src/lib/node-store/NodeStore.svelte

@@ -2,7 +2,7 @@
   import { writable } from "svelte/store";
   import BreadCrumbs from "./BreadCrumbs.svelte";
   import DraggableNode from "./DraggableNode.svelte";
-  import type { RemoteNodeRegistry } from "@nodes/registry";
+  import type { RemoteNodeRegistry } from "@nodarium/registry";
 
   export let registry: RemoteNodeRegistry;
 

app/src/lib/node-store/Spinner.svelte

@@ -1,6 +1,3 @@
-<script lang="ts">
-</script>
-
 <span class="spinner"></span>
 
 <style>

app/src/lib/performance/PerformanceViewer.svelte

@@ -1,9 +1,9 @@
 <script lang="ts">
   import Monitor from "./Monitor.svelte";
   import { humanizeNumber } from "$lib/helpers";
-  import { Checkbox } from "@nodes/ui";
+  import { Checkbox } from "@nodarium/ui";
   import localStore from "$lib/helpers/localStore";
-  import { type PerformanceData } from "@nodes/utils";
+  import { type PerformanceData } from "@nodarium/utils";
   import BarSplit from "./BarSplit.svelte";
 
   export let data: PerformanceData;

app/src/lib/performance/SmallPerformanceViewer.svelte

@@ -1,35 +1,36 @@
 <script lang="ts">
   import { humanizeDuration, humanizeNumber } from "$lib/helpers";
-  import localStore from "$lib/helpers/localStore";
+  import { localState } from "$lib/helpers/localState.svelte";
   import SmallGraph from "./SmallGraph.svelte";
-  import type { PerformanceData, PerformanceStore } from "@nodes/utils";
+  import type { PerformanceData, PerformanceStore } from "@nodarium/utils";
 
-  export let store: PerformanceStore;
+  const { store, fps }: { store: PerformanceStore; fps: number[] } = $props();
 
-  const open = localStore("node.performance.small.open", {
+  const open = localState("node.performance.small.open", {
     runtime: false,
     fps: false,
   });
 
-  $: vertices = $store?.at(-1)?.["total-vertices"]?.[0] || 0;
+  const vertices = $derived($store?.at(-1)?.["total-vertices"]?.[0] || 0);
-  $: faces = $store?.at(-1)?.["total-faces"]?.[0] || 0;
+  const faces = $derived($store?.at(-1)?.["total-faces"]?.[0] || 0);
-  $: runtime = $store?.at(-1)?.["runtime"]?.[0] || 0;
+  const runtime = $derived($store?.at(-1)?.["runtime"]?.[0] || 0);
 
   function getPoints(data: PerformanceData, key: string) {
     return data?.map((run) => run[key]?.[0] || 0) || [];
   }
-
-  export let fps: number[] = [];
 </script>
 
 <div class="wrapper">
   <table>
     <tbody>
-      <tr on:click={() => ($open.runtime = !$open.runtime)}>
+      <tr
-        <td>{$open.runtime ? "-" : "+"} runtime </td>
+        style="cursor:pointer;"
+        onclick={() => (open.value.runtime = !open.value.runtime)}
+      >
+        <td>{open.value.runtime ? "-" : "+"} runtime </td>
         <td>{humanizeDuration(runtime || 1000)}</td>
       </tr>
-      {#if $open.runtime}
+      {#if open.value.runtime}
         <tr>
           <td colspan="2">
             <SmallGraph points={getPoints($store, "runtime")} />
@@ -37,13 +38,16 @@
         </tr>
       {/if}
 
-      <tr on:click={() => ($open.fps = !$open.fps)}>
+      <tr
-        <td>{$open.fps ? "-" : "+"} fps </td>
+        style="cursor:pointer;"
+        onclick={() => (open.value.fps = !open.value.fps)}
+      >
+        <td>{open.value.fps ? "-" : "+"} fps </td>
         <td>
           {Math.floor(fps[fps.length - 1])}fps
         </td>
       </tr>
-      {#if $open.fps}
+      {#if open.value.fps}
         <tr>
           <td colspan="2">
             <SmallGraph points={fps} />
@@ -74,9 +78,6 @@
     border: solid thin var(--outline);
     border-collapse: collapse;
   }
-  tr {
-    cursor: pointer;
-  }
   td {
     padding: 4px;
     padding-inline: 8px;

app/src/lib/result-viewer/Viewer.svelte

@@ -2,8 +2,8 @@
   import { Canvas } from "@threlte/core";
   import Scene from "./Scene.svelte";
   import { Vector3 } from "three";
-  import { decodeFloat, splitNestedArray } from "@nodes/utils";
+  import { decodeFloat, splitNestedArray } from "@nodarium/utils";
-  import type { PerformanceStore } from "@nodes/utils";
+  import type { PerformanceStore } from "@nodarium/utils";
   import { appSettings } from "$lib/settings/app-settings.svelte";
   import SmallPerformanceViewer from "$lib/performance/SmallPerformanceViewer.svelte";
   import { MeshMatcapMaterial, TextureLoader, type Group } from "three";

app/src/lib/result-viewer/geometryPool.ts

@@ -1,4 +1,4 @@
-import { fastHashArrayBuffer } from "@nodes/utils";
+import { fastHashArrayBuffer } from "@nodarium/utils";
 import {
   BufferAttribute,
   BufferGeometry,
@@ -11,7 +11,7 @@ import {
 } from "three";
 
 function fastArrayHash(arr: Int32Array) {
-  const sampleDistance = Math.max(Math.floor(arr.length / 100), 1);
+  const sampleDistance = Math.max(Math.floor(arr.length / 1000), 1);
   const sampleCount = Math.floor(arr.length / sampleDistance);
 
   let hash = new Int32Array(sampleCount);
@@ -40,6 +40,9 @@ export function createGeometryPool(parentScene: Group, material: Material) {
     let hash = fastArrayHash(data);
 
     let geometry = existingMesh ? existingMesh.geometry : new BufferGeometry();
+    if (existingMesh) {
+      existingMesh.visible = true;
+    }
 
     // Extract data from the encoded array
     // const geometryType = encodedData[index++];
@@ -121,7 +124,6 @@ export function createGeometryPool(parentScene: Group, material: Material) {
           updateSingleGeometry(input, existingMesh || null);
         } else if (existingMesh) {
           existingMesh.visible = false;
-          scene.remove(existingMesh);
         }
       }
       return { totalVertices, totalFaces };
@@ -206,19 +208,16 @@ export function createInstancedGeometryPool(
       existingInstance &&
       instanceCount > existingInstance.geometry.userData.count
     ) {
-      console.log("recreating instance");
       scene.remove(existingInstance);
       instances.splice(instances.indexOf(existingInstance), 1);
       existingInstance = new InstancedMesh(geometry, material, instanceCount);
       scene.add(existingInstance);
       instances.push(existingInstance);
     } else if (!existingInstance) {
-      console.log("creating instance");
       existingInstance = new InstancedMesh(geometry, material, instanceCount);
       scene.add(existingInstance);
       instances.push(existingInstance);
     } else {
-      console.log("updating instance");
       existingInstance.count = instanceCount;
     }
 
@@ -261,7 +260,6 @@ export function createInstancedGeometryPool(
           updateSingleInstance(input, existingMesh || null);
         } else if (existingMesh) {
           existingMesh.visible = false;
-          scene.remove(existingMesh);
         }
       }
       return { totalVertices, totalFaces };

app/src/lib/runtime/remote-runtime-executor.ts

@@ -1,4 +1,4 @@
-import type { Graph, RuntimeExecutor } from "@nodes/types";
+import type { Graph, RuntimeExecutor } from "@nodarium/types";
 
 export class RemoteRuntimeExecutor implements RuntimeExecutor {
 

app/src/lib/runtime/runtime-executor-cache.ts

@@ -1,19 +1,33 @@
-import { type SyncCache } from "@nodes/types";
+import { type SyncCache } from "@nodarium/types";
 
 export class MemoryRuntimeCache implements SyncCache {
+  private map = new Map<string, unknown>();
+  size: number;
 
-  private cache: [string, unknown][] = [];
+  constructor(size = 50) {
-  size = 50;
+    this.size = size;
+  }
 
   get<T>(key: string): T | undefined {
-    return this.cache.find(([k]) => k === key)?.[1] as T;
+    if (!this.map.has(key)) return undefined;
-  }
+    const value = this.map.get(key) as T;
-  set<T>(key: string, value: T): void {
+    this.map.delete(key);
-    this.cache.push([key, value]);
+    this.map.set(key, value);
-    this.cache = this.cache.slice(-this.size);
+    return value;
-  }
-  clear(): void {
-    this.cache = [];
   }
 
+  set<T>(key: string, value: T): void {
+    if (this.map.has(key)) {
+      this.map.delete(key);
+    }
+    this.map.set(key, value);
+    while (this.map.size > this.size) {
+      const oldestKey = this.map.keys().next().value as string;
+      this.map.delete(oldestKey);
+    }
+  }
+
+  clear(): void {
+    this.map.clear();
+  }
 }

app/src/lib/runtime/runtime-executor.ts

@@ -1,22 +1,22 @@
 import type {
   Graph,
-  Node,
   NodeDefinition,
   NodeInput,
   NodeRegistry,
   RuntimeExecutor,
   SyncCache,
-} from "@nodes/types";
+} from "@nodarium/types";
 import {
   concatEncodedArrays,
   createLogger,
   encodeFloat,
   fastHashArrayBuffer,
   type PerformanceStore,
-} from "@nodes/utils";
+} from "@nodarium/utils";
+import type { RuntimeNode } from "./types";
 
 const log = createLogger("runtime-executor");
-// log.mute();
+log.mute();
 
 function getValue(input: NodeInput, value?: unknown) {
   if (value === undefined && "value" in input) {
@@ -58,14 +58,16 @@ function getValue(input: NodeInput, value?: unknown) {
 export class MemoryRuntimeExecutor implements RuntimeExecutor {
   private definitionMap: Map<string, NodeDefinition> = new Map();
 
-  private randomSeed = Math.floor(Math.random() * 100000000);
+  private seed = Math.floor(Math.random() * 100000000);
 
   perf?: PerformanceStore;
 
   constructor(
     private registry: NodeRegistry,
     private cache?: SyncCache<Int32Array>,
-  ) {}
+  ) {
+    this.cache = undefined;
+  }
 
   private async getNodeDefinitions(graph: Graph) {
     if (this.registry.status !== "ready") {
@@ -90,18 +92,27 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
     // First, lets check if all nodes have a definition
     this.definitionMap = await this.getNodeDefinitions(graph);
 
-    const outputNode = graph.nodes.find((node) =>
+    const graphNodes = graph.nodes.map(node => {
+      const n = node as RuntimeNode;
+      n.state = {
+        depth: 0,
+        children: [],
+        parents: [],
+        inputNodes: {},
+      }
+      return n
+    })
+
+
+    const outputNode = graphNodes.find((node) =>
       node.type.endsWith("/output"),
-    ) as Node;
+    );
     if (!outputNode) {
       throw new Error("No output node found");
     }
 
-    outputNode.tmp = outputNode.tmp || {};
+    const nodeMap = new Map(
-    outputNode.tmp.depth = 0;
+      graphNodes.map((node) => [node.id, node]),
-
-    const nodeMap = new Map<number, Node>(
-      graph.nodes.map((node) => [node.id, node]),
     );
 
     // loop through all edges and assign the parent and child nodes to each node
@@ -110,14 +121,9 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
       const parent = nodeMap.get(parentId);
       const child = nodeMap.get(childId);
       if (parent && child) {
-        parent.tmp = parent.tmp || {};
+        parent.state.children.push(child);
-        parent.tmp.children = parent.tmp.children || [];
+        child.state.parents.push(parent);
-        parent.tmp.children.push(child);
+        child.state.inputNodes[childInput] = parent;
-        child.tmp = child.tmp || {};
-        child.tmp.parents = child.tmp.parents || [];
-        child.tmp.parents.push(parent);
-        child.tmp.inputNodes = child.tmp.inputNodes || {};
-        child.tmp.inputNodes[childInput] = parent;
       }
     }
 
@@ -128,20 +134,10 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
     while (stack.length) {
       const node = stack.pop();
       if (!node) continue;
-      node.tmp = node.tmp || {};
+      for (const parent of node.state.parents) {
-      if (node?.tmp?.depth === undefined) {
+        parent.state = parent.state || {};
-        node.tmp.depth = 0;
+        parent.state.depth = node.state.depth + 1;
-      }
-      if (node?.tmp?.parents !== undefined) {
-        for (const parent of node.tmp.parents) {
-          parent.tmp = parent.tmp || {};
-          if (parent.tmp?.depth === undefined) {
-            parent.tmp.depth = node.tmp.depth + 1;
         stack.push(parent);
-          } else {
-            parent.tmp.depth = Math.max(parent.tmp.depth, node.tmp.depth + 1);
-          }
-        }
       }
       nodes.push(node);
     }
@@ -173,16 +169,20 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
 
     // we execute the nodes from the bottom up
     const sortedNodes = nodes.sort(
-      (a, b) => (b.tmp?.depth || 0) - (a.tmp?.depth || 0),
+      (a, b) => (b.state?.depth || 0) - (a.state?.depth || 0),
     );
 
     // here we store the intermediate results of the nodes
     const results: Record<string, Int32Array> = {};
 
+    if (settings["randomSeed"]) {
+      this.seed = Math.floor(Math.random() * 100000000);
+    }
+
     for (const node of sortedNodes) {
       const node_type = this.definitionMap.get(node.type)!;
 
-      if (!node_type || !node.tmp || !node_type.execute) {
+      if (!node_type || !node.state || !node_type.execute) {
         log.warn(`Node ${node.id} has no definition`);
         continue;
       }
@@ -193,11 +193,7 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
       const inputs = Object.entries(node_type.inputs || {}).map(
         ([key, input]) => {
           if (input.type === "seed") {
-            if (settings["randomSeed"] === true) {
+            return this.seed;
-              return Math.floor(Math.random() * 100000000);
-            } else {
-              return this.randomSeed;
-            }
           }
 
           // If the input is linked to a setting, we use that value
@@ -206,7 +202,7 @@ export class MemoryRuntimeExecutor implements RuntimeExecutor {
           }
 
           // check if the input is connected to another node
-          const inputNode = node.tmp?.inputNodes?.[key];
+          const inputNode = node.state.inputNodes[key];
           if (inputNode) {
             if (results[inputNode.id] === undefined) {
               throw new Error(

app/src/lib/runtime/types.ts

@@ -0,0 +1,10 @@
+import type { SerializedNode } from "@nodarium/types";
+
+type RuntimeState = {
+  depth: number
+  parents: RuntimeNode[],
+  children: RuntimeNode[],
+  inputNodes: Record<string, RuntimeNode>
+}
+
+export type RuntimeNode = SerializedNode & { state: RuntimeState }

app/src/lib/runtime/worker-runtime-executor-backend.ts

@@ -1,12 +1,13 @@
 import { MemoryRuntimeExecutor } from "./runtime-executor";
-import { RemoteNodeRegistry, IndexDBCache } from "@nodes/registry";
+import { RemoteNodeRegistry, IndexDBCache } from "@nodarium/registry";
-import type { Graph } from "@nodes/types";
+import type { Graph } from "@nodarium/types";
-import { createPerformanceStore } from "@nodes/utils";
+import { createPerformanceStore } from "@nodarium/utils";
 import { MemoryRuntimeCache } from "./runtime-executor-cache";
 
-const cache = new MemoryRuntimeCache();
 const indexDbCache = new IndexDBCache("node-registry");
 const nodeRegistry = new RemoteNodeRegistry("", indexDbCache);
+
+const cache = new MemoryRuntimeCache()
 const executor = new MemoryRuntimeExecutor(nodeRegistry, cache);
 
 const performanceStore = createPerformanceStore();

app/src/lib/runtime/worker-runtime-executor.ts

@@ -1,5 +1,5 @@
 /// <reference types="vite-plugin-comlink/client" />
-import type { Graph, RuntimeExecutor } from "@nodes/types";
+import type { Graph, RuntimeExecutor } from "@nodarium/types";
 
 
 export class WorkerRuntimeExecutor implements RuntimeExecutor {

app/src/lib/settings/NestedSettings.svelte

@@ -1,10 +1,10 @@
 <script lang="ts">
   import NestedSettings from "./NestedSettings.svelte";
   import { localState } from "$lib/helpers/localState.svelte";
-  import type { NodeInput } from "@nodes/types";
+  import type { NodeInput } from "@nodarium/types";
-  import Input from "@nodes/ui";
+  import Input from "@nodarium/ui";
 
-  type Button = { type: "button"; label?: string };
+  type Button = { type: "button"; callback: () => void; label?: string };
 
   type InputType = NodeInput | Button;
 
@@ -99,7 +99,7 @@
       Array.isArray((node as any).options) &&
       typeof internalValue === "number"
     ) {
-      value[key] = (node as any).options[internalValue] as any;
+      value[key] = (node as any)?.options?.[internalValue] as any;
     } else {
       value[key] = internalValue as any;
     }
@@ -110,11 +110,13 @@
   <!-- Leaf input -->
   <div class="input input-{type[key].type}" class:first-level={depth === 1}>
     {#if type[key].type === "button"}
-      <button onclick={() => type[key].callback()}>
+      <button onclick={() => "callback" in type[key] && type[key].callback()}>
         {type[key].label || key}
       </button>
     {:else}
+      {#if type[key].label !== ""}
         <label for={id}>{type[key].label || key}</label>
+      {/if}
       <Input {id} input={type[key]} bind:value={internalValue} />
     {/if}
   </div>
@@ -194,6 +196,10 @@
     padding-bottom: 1px;
   }
 
+  button {
+    cursor: pointer;
+  }
+
   hr {
     position: absolute;
     margin: 0;

app/src/lib/settings/app-settings.svelte.ts

@@ -1,6 +1,4 @@
 import { localState } from "$lib/helpers/localState.svelte";
-import type { NodeInput } from "@nodes/types";
-import type { SettingsType } from ".";
 
 const themes = [
   "dark",
@@ -10,7 +8,7 @@ const themes = [
   "high-contrast",
   "nord",
   "dracula",
-];
+] as const;
 
 export const AppSettingTypes = {
   theme: {
@@ -49,11 +47,6 @@ export const AppSettingTypes = {
   },
   debug: {
     title: "Debug",
-    amount: {
-      type: "number",
-      label: "Amount",
-      value: 4,
-    },
     wireframe: {
       type: "boolean",
       label: "Wireframe",
@@ -89,6 +82,11 @@ export const AppSettingTypes = {
       label: "Show Stem Lines",
       value: false,
     },
+    showGraphJson: {
+      type: "boolean",
+      label: "Show Graph Source",
+      value: false,
+    },
     stressTest: {
       title: "Stress Test",
       amount: {
@@ -119,32 +117,23 @@ export const AppSettingTypes = {
       },
     },
   },
-} as const satisfies SettingsType;
+} as const;
 
-type IsInputDefinition<T> = T extends NodeInput ? T : never;
+type SettingsToStore<T> =
-type HasTitle = { title: string };
+  T extends { value: infer V }
-
+  ? V extends readonly string[]
-type Widen<T> = T extends boolean
+  ? V[number]
-  ? boolean
+  : V
-  : T extends number
+  : T extends any[]
-    ? number
+  ? {}
-    : T extends string
+  : T extends object
-      ? string
+  ? {
-      : T;
+    [K in keyof T as T[K] extends object ? K : never]:
-
+    SettingsToStore<T[K]>
-type ExtractSettingsValues<T> = {
+  }
-  -readonly [K in keyof T]: T[K] extends HasTitle
-    ? ExtractSettingsValues<Omit<T[K], "title">>
-    : T[K] extends IsInputDefinition<T[K]>
-      ? T[K] extends { value: infer V }
-        ? Widen<V>
-        : never
-      : T[K] extends Record<string, any>
-        ? ExtractSettingsValues<T[K]>
   : never;
-};
 
-export function settingsToStore<T>(settings: T): ExtractSettingsValues<T> {
+export function settingsToStore<T>(settings: T): SettingsToStore<T> {
   const result = {} as any;
   for (const key in settings) {
     const value = settings[key];

app/src/lib/settings/index.ts

@@ -1,4 +1,4 @@
-import type { NodeInput } from "@nodes/types";
+import type { NodeInput } from "@nodarium/types";
 
 type Button = { type: "button"; label?: string };
 

app/src/lib/sidebar/Sidebar.svelte

@@ -116,7 +116,7 @@
     align-items: center;
     border-bottom: solid thin var(--outline);
     border-left: solid thin var(--outline);
-    background: var(--layer-0);
+    background: var(--layer-1);
   }
 
   .tabs > button > span {
@@ -124,7 +124,7 @@
   }
 
   .tabs > button.active {
-    background: var(--layer-1);
+    background: var(--layer-2);
   }
 
   .tabs > button.active span {

app/src/lib/sidebar/panels/ActiveNodeSelected.svelte

@@ -1,16 +1,15 @@
 <script lang="ts">
-  import type { Node, NodeInput } from "@nodes/types";
+  import type { NodeInstance, NodeInput } from "@nodarium/types";
   import NestedSettings from "$lib/settings/NestedSettings.svelte";
   import type { GraphManager } from "$lib/graph-interface/graph-manager.svelte";
 
   type Props = {
     manager: GraphManager;
-    node: Node;
+    node: NodeInstance;
   };
 
-  const { manager, node }: Props = $props();
+  const { manager, node = $bindable() }: Props = $props();
 
-  const nodeDefinition = filterInputs(node.tmp?.type?.inputs);
   function filterInputs(inputs?: Record<string, NodeInput>) {
     const _inputs = $state.snapshot(inputs);
     return Object.fromEntries(
@@ -20,18 +19,19 @@
         })
         .map(([key, value]) => {
           //@ts-ignore
-          value.__node_type = node?.tmp?.type.id;
+          value.__node_type = node.state?.type.id;
           //@ts-ignore
           value.__node_input = key;
           return [key, value];
         }),
     );
   }
+  const nodeDefinition = filterInputs(node.state?.type?.inputs);
 
   type Store = Record<string, number | number[]>;
   let store = $state<Store>(createStore(node?.props, nodeDefinition));
   function createStore(
-    props: Node["props"],
+    props: NodeInstance["props"],
     inputs: Record<string, NodeInput>,
   ): Store {
     const store: Store = {};
@@ -75,8 +75,12 @@
   });
 </script>
 
-<NestedSettings
+{#if Object.keys(nodeDefinition).length}
+  <NestedSettings
     id="activeNodeSettings"
     bind:value={store}
     type={nodeDefinition}
-/>
+  />
+{:else}
+  <p class="mx-4">Node has no settings</p>
+{/if}

app/src/lib/sidebar/panels/ActiveNodeSettings.svelte

@@ -1,11 +1,11 @@
 <script lang="ts">
-  import type { Node } from "@nodes/types";
+  import type { NodeInstance } from "@nodarium/types";
   import type { GraphManager } from "$lib/graph-interface/graph-manager.svelte";
   import ActiveNodeSelected from "./ActiveNodeSelected.svelte";
 
   type Props = {
     manager: GraphManager;
-    node: Node | undefined;
+    node: NodeInstance | undefined;
   };
 
   const { manager, node }: Props = $props();

app/src/lib/sidebar/panels/BenchmarkPanel.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
   import localStore from "$lib/helpers/localStore";
-  import { Integer } from "@nodes/ui";
+  import { Integer } from "@nodarium/ui";
   import { writable } from "svelte/store";
   import { humanizeDuration } from "$lib/helpers";
   import Monitor from "$lib/performance/Monitor.svelte";

app/src/lib/sidebar/panels/GraphSource.svelte

@@ -0,0 +1,20 @@
+<script lang="ts">
+  import type { Graph } from "$lib/types";
+
+  const { graph }: { graph: Graph } = $props();
+
+  function convert(g: Graph): string {
+    return JSON.stringify(
+      {
+        ...g,
+        nodes: g.nodes.map((n: any) => ({ ...n, tmp: undefined })),
+      },
+      null,
+      2,
+    );
+  }
+</script>
+
+<pre>
+  {convert(graph)}
+</pre>

app/src/lib/sidebar/panels/Keymap.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
   import type { createKeyMap } from "$lib/helpers/createKeyMap";
-  import { ShortCut } from "@nodes/ui";
+  import { ShortCut } from "@nodarium/ui";
   import { get } from "svelte/store";
 
   type Props = {
@@ -11,7 +11,6 @@
   };
 
   let { keymaps }: Props = $props();
-  console.log({ keymaps });
 </script>
 
 <table class="wrapper">

app/src/lib/types.ts

@@ -1,8 +1,6 @@
 import type {
   Graph,
-  Node as NodeType,
   NodeDefinition,
   NodeInput,
-  RuntimeExecutor,
+} from "@nodarium/types";
-} from "@nodes/types";
 export type { Graph, NodeDefinition, NodeInput };

app/src/routes/+layout.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-  import "@nodes/ui/app.css";
+  import "@nodarium/ui/app.css";
   import "virtual:uno.css";
   import "@unocss/reset/normalize.css";
 </script>

app/src/routes/+page.svelte

@@ -2,7 +2,7 @@
   import Grid from "$lib/grid";
   import GraphInterface from "$lib/graph-interface";
   import * as templates from "$lib/graph-templates";
-  import type { Graph, Node } from "@nodes/types";
+  import type { Graph, NodeInstance } from "@nodarium/types";
   import Viewer from "$lib/result-viewer/Viewer.svelte";
   import {
     appSettings,
@@ -23,10 +23,11 @@
     WorkerRuntimeExecutor,
     MemoryRuntimeExecutor,
   } from "$lib/runtime";
-  import { IndexDBCache, RemoteNodeRegistry } from "@nodes/registry";
+  import { IndexDBCache, RemoteNodeRegistry } from "@nodarium/registry";
-  import { createPerformanceStore } from "@nodes/utils";
+  import { createPerformanceStore } from "@nodarium/utils";
   import BenchmarkPanel from "$lib/sidebar/panels/BenchmarkPanel.svelte";
   import { debounceAsyncFunction } from "$lib/helpers";
+  import GraphSource from "$lib/sidebar/panels/GraphSource.svelte";
 
   let performanceStore = createPerformanceStore();
 
@@ -41,7 +42,7 @@
     appSettings.value.debug.useWorker ? workerRuntime : memoryRuntime,
   );
 
-  let activeNode = $state<Node | undefined>(undefined);
+  let activeNode = $state<NodeInstance | undefined>(undefined);
   let scene = $state<Group>(null!);
 
   let graph = $state(
@@ -49,6 +50,9 @@
       ? JSON.parse(localStorage.getItem("graph")!)
       : templates.defaultPlant,
   );
+  function handleSave(graph: Graph) {
+    localStorage.setItem("graph", JSON.stringify(graph));
+  }
 
   let graphInterface = $state<ReturnType<typeof GraphInterface>>(null!);
   let viewerComponent = $state<ReturnType<typeof Viewer>>();
@@ -65,7 +69,7 @@
     {
       key: "r",
       description: "Regenerate the plant model",
-      callback: randomGenerate,
+      callback: () => randomGenerate(),
     },
   ]);
   let graphSettings = $state<Record<string, any>>({});
@@ -84,17 +88,14 @@
     randomSeed: { type: "boolean", value: false },
   });
 
-  let runIndex = 0;
+  async function update(
-  const handleUpdate = debounceAsyncFunction(
+    g: Graph,
-    async (g: Graph, s: Record<string, any> = graphSettings) => {
+    s: Record<string, any> = $state.snapshot(graphSettings),
-      runIndex++;
+  ) {
     performanceStore.startRun();
     try {
       let a = performance.now();
-        const graphResult = await runtime.execute(
+      const graphResult = await runtime.execute(g, s);
-          $state.snapshot(g),
-          $state.snapshot(s),
-        );
       let b = performance.now();
 
       if (appSettings.value.debug.useWorker) {
@@ -116,38 +117,37 @@
     } finally {
       performanceStore.stopRun();
     }
-    },
+  }
-  );
+
+  const handleUpdate = debounceAsyncFunction(update);
 
   $effect(() => {
     //@ts-ignore
     AppSettingTypes.debug.stressTest.loadGrid.callback = () => {
-      graph = templates.grid(
+      manager.load(
-        appSettings.value.debug.amount.value,
+        templates.grid(
-        appSettings.value.debug.amount.value,
+          appSettings.value.debug.stressTest.amount,
+          appSettings.value.debug.stressTest.amount,
+        ),
       );
     };
     //@ts-ignore
     AppSettingTypes.debug.stressTest.loadTree.callback = () => {
-      graph = templates.tree(appSettings.value.debug.amount.value);
+      manager.load(templates.tree(appSettings.value.debug.stressTest.amount));
     };
     //@ts-ignore
     AppSettingTypes.debug.stressTest.lottaFaces.callback = () => {
-      graph = templates.lottaFaces;
+      manager.load(templates.lottaFaces as unknown as Graph);
     };
     //@ts-ignore
     AppSettingTypes.debug.stressTest.lottaNodes.callback = () => {
-      graph = templates.lottaNodes;
+      manager.load(templates.lottaNodes as unknown as Graph);
     };
     //@ts-ignore
     AppSettingTypes.debug.stressTest.lottaNodesAndFaces.callback = () => {
-      graph = templates.lottaNodesAndFaces;
+      manager.load(templates.lottaNodesAndFaces as unknown as Graph);
     };
   });
-
-  function handleSave(graph: Graph) {
-    localStorage.setItem("graph", JSON.stringify(graph));
-  }
 </script>
 
 <svelte:document onkeydown={applicationKeymap.handleKeyboardEvent} />
@@ -193,7 +193,7 @@
           <Keymap
             keymaps={[
               { keymap: applicationKeymap, title: "Application" },
-              { keymap: graphInterface.keymap, title: "Node-Editor" },
+              { keymap: graphInterface?.keymap, title: "Node-Editor" },
             ]}
           />
         </Panel>
@@ -219,6 +219,14 @@
             <PerformanceViewer data={$performanceStore} />
           {/if}
         </Panel>
+        <Panel
+          id="graph-source"
+          title="Graph Source"
+          hidden={!appSettings.value.debug.showGraphJson}
+          icon="i-tabler-code"
+        >
+          <GraphSource {graph} />
+        </Panel>
         <Panel
           id="benchmark"
           title="Benchmark"

package.json

@@ -8,5 +8,5 @@
     "build:deploy": "pnpm build",
     "dev": "pnpm -r --filter 'app' --filter './packages/node-registry' dev"
   },
-  "packageManager": "pnpm@10.23.0"
+  "packageManager": "pnpm@10.24.0"
 }

packages/registry/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@nodes/registry",
+  "name": "@nodarium/registry",
   "version": "0.0.0",
   "description": "",
   "main": "src/index.ts",
@@ -10,8 +10,8 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@nodes/types": "link:../types",
+    "@nodarium/types": "link:../types",
-    "@nodes/utils": "link:../utils",
+    "@nodarium/utils": "link:../utils",
     "idb": "^8.0.3"
   }
 }

packages/registry/src/node-registry-cache.ts

@@ -1,4 +1,4 @@
-import type { AsyncCache } from '@nodes/types';
+import type { AsyncCache } from '@nodarium/types';
 import { openDB, type IDBPDatabase } from 'idb';
 
 export class IndexDBCache implements AsyncCache<ArrayBuffer> {

packages/registry/src/node-registry-client.ts

@@ -3,11 +3,11 @@ import {
   type AsyncCache,
   type NodeDefinition,
   type NodeRegistry,
-} from "@nodes/types";
+} from "@nodarium/types";
-import { createLogger, createWasmWrapper } from "@nodes/utils";
+import { createLogger, createWasmWrapper } from "@nodarium/utils";
 
 const log = createLogger("node-registry");
-// log.mute();
+log.mute();
 
 export class RemoteNodeRegistry implements NodeRegistry {
   status: "loading" | "ready" | "error" = "loading";
@@ -37,7 +37,7 @@ export class RemoteNodeRegistry implements NodeRegistry {
   constructor(
     private url: string,
     private cache?: AsyncCache<ArrayBuffer>,
-  ) {}
+  ) { }
 
   async fetchUsers() {
     return this.fetchJson(`nodes/users.json`);
@@ -56,16 +56,17 @@ export class RemoteNodeRegistry implements NodeRegistry {
   }
 
   private async fetchNodeWasm(nodeId: `${string}/${string}/${string}`) {
-    const res = await Promise.race([
+    const cachedNode = await this.cache?.get(nodeId);
-      this.fetchArrayBuffer(`nodes/${nodeId}.wasm`),
+    if (cachedNode) {
-      this.cache?.get(nodeId),
+      return cachedNode;
-    ]);
+    }
 
-    if (!res) {
+    const node = await this.fetchArrayBuffer(`nodes/${nodeId}.wasm`);
+    if (!node) {
       throw new Error(`Failed to load node wasm ${nodeId}`);
     }
 
-    return res;
+    return node;
   }
 
   async load(nodeIds: `${string}/${string}/${string}`[]) {

packages/types/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@nodes/types",
+  "name": "@nodarium/types",
   "version": "0.0.0",
   "description": "",
   "main": "src/index.ts",

packages/types/src/components.ts

@@ -1,4 +1,4 @@
-import type { Graph, NodeDefinition, NodeType } from "./types";
+import type { Graph, NodeDefinition, NodeId } from "./types";
 
 export interface NodeRegistry {
   /**
@@ -13,13 +13,13 @@ export interface NodeRegistry {
    * @throws An error if the nodes could not be loaded
    * @remarks This method should be called before calling getNode or getAllNodes
    */
-  load: (nodeIds: NodeType[]) => Promise<NodeDefinition[]>;
+  load: (nodeIds: NodeId[]) => Promise<NodeDefinition[]>;
   /**
    * Get a node by id
    * @param id - The id of the node to get
    * @returns The node with the given id, or undefined if no such node exists
    */
-  getNode: (id: NodeType | string) => NodeDefinition | undefined;
+  getNode: (id: NodeId | string) => NodeDefinition | undefined;
   /**
    * Get all nodes
    * @returns An array of all nodes

packages/types/src/index.ts

@@ -6,10 +6,11 @@ export type {
   AsyncCache,
 } from "./components";
 export type {
-  Node,
+  SerializedNode,
+  NodeInstance,
   NodeDefinition,
   Socket,
-  NodeType,
+  NodeId,
   Edge,
   Graph,
 } from "./types";

packages/types/src/types.ts

@@ -1,21 +1,19 @@
 import { z } from "zod";
 import { NodeInputSchema } from "./inputs";
 
-export const NodeTypeSchema = z
+export const NodeIdSchema = z
   .string()
   .regex(/^[^/]+\/[^/]+\/[^/]+$/, "Invalid NodeId format")
   .transform((value) => value as `${string}/${string}/${string}`);
 
-export type NodeType = z.infer<typeof NodeTypeSchema>;
+export type NodeId = z.infer<typeof NodeIdSchema>;
 
-export type Node = {
+export type NodeRuntimeState = {
-  tmp?: {
   depth?: number;
   mesh?: any;
-    random?: number;
+  parents?: NodeInstance[];
-    parents?: Node[];
+  children?: NodeInstance[];
-    children?: Node[];
+  inputNodes?: Record<string, NodeInstance>;
-    inputNodes?: Record<string, Node>;
   type?: NodeDefinition;
   downX?: number;
   downY?: number;
@@ -24,11 +22,14 @@ export type Node = {
   ref?: HTMLElement;
   visible?: boolean;
   isMoving?: boolean;
-  };
+};
-} & z.infer<typeof NodeSchema>;
+
+export type NodeInstance = {
+  state: NodeRuntimeState;
+} & SerializedNode;
 
 export const NodeDefinitionSchema = z.object({
-  id: NodeTypeSchema,
+  id: NodeIdSchema,
   inputs: z.record(z.string(), NodeInputSchema).optional(),
   outputs: z.array(z.string()).optional(),
   meta: z
@@ -41,7 +42,7 @@ export const NodeDefinitionSchema = z.object({
 
 export const NodeSchema = z.object({
   id: z.number(),
-  type: NodeTypeSchema,
+  type: NodeIdSchema,
   props: z
     .record(z.string(), z.union([z.number(), z.array(z.number())]))
     .optional(),
@@ -54,17 +55,20 @@ export const NodeSchema = z.object({
   position: z.tuple([z.number(), z.number()]),
 });
 
+
+export type SerializedNode = z.infer<typeof NodeSchema>;
+
 export type NodeDefinition = z.infer<typeof NodeDefinitionSchema> & {
   execute(input: Int32Array): Int32Array;
 };
 
 export type Socket = {
-  node: Node;
+  node: NodeInstance;
   index: number | string;
   position: [number, number];
 };
 
-export type Edge = [Node, number, Node, string];
+export type Edge = [NodeInstance, number, NodeInstance, string];
 
 export const GraphSchema = z.object({
   id: z.number(),
@@ -79,4 +83,4 @@ export const GraphSchema = z.object({
   edges: z.array(z.tuple([z.number(), z.number(), z.number(), z.string()])),
 });
 
-export type Graph = z.infer<typeof GraphSchema> & { nodes: Node[] };
+export type Graph = z.infer<typeof GraphSchema>;

packages/ui/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@nodes/ui",
+  "name": "@nodarium/ui",
   "version": "0.0.1",
   "scripts": {
     "dev": "vite dev",
@@ -53,7 +53,7 @@
     "typescript": "^5.9.3",
     "vite": "^7.2.4",
     "vitest": "^4.0.13",
-    "@nodes/types": "link:../types"
+    "@nodarium/types": "link:../types"
   },
   "svelte": "./dist/index.js",
   "types": "./dist/index.d.ts",

packages/ui/src/lib/Input.svelte

@@ -4,7 +4,7 @@
 	import Integer from './elements/Integer.svelte';
 	import Select from './elements/Select.svelte';
 
-	import type { NodeInput } from '@nodes/types';
+	import type { NodeInput } from '@nodarium/types';
 	import Vec3 from './elements/Vec3.svelte';
 
 	interface Props {
@@ -27,4 +27,3 @@
 {:else if input.type === 'vec3'}
 	<Vec3 {id} bind:value />
 {/if}
-

packages/ui/src/lib/ShortCut.svelte

@@ -6,12 +6,7 @@
 		key: string | string[];
 	}
 
-  let {
+	let { ctrl = false, shift = false, alt = false, key }: Props = $props();
-    ctrl = false,
-    shift = false,
-    alt = false,
-    key
-  }: Props = $props();
 </script>
 
 <div class="command">
@@ -38,7 +33,7 @@
 	}
 
 	span::after {
-    content: " +";
+		content: ' +';
 		opacity: 0.5;
 	}
 </style>

packages/utils/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@nodes/utils",
+  "name": "@nodarium/utils",
   "version": "0.0.1",
   "description": "",
   "main": "src/index.ts",
@@ -10,7 +10,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@nodes/types": "link:../types"
+    "@nodarium/types": "link:../types"
   },
   "devDependencies": {
     "vite": "^7.2.4",

packages/utils/src/fastHash.test.ts

@@ -1,5 +1,5 @@
 import { test, expect } from 'vitest';
-import { fastHashArray, fastHashString } from './fastHash';
+import { fastHashArrayBuffer, fastHashString } from './fastHash';
 
 test('fastHashString doesnt produce clashes', () => {
   const hashA = fastHashString('abcdef');
@@ -14,10 +14,10 @@ test("fastHashArray doesnt product collisions", () => {
 
   const a = new Int32Array(1000);
 
-  const hash_a = fastHashArray(a.buffer);
+  const hash_a = fastHashArrayBuffer(a);
   a[0] = 1;
 
-  const hash_b = fastHashArray(a.buffer);
+  const hash_b = fastHashArrayBuffer(a);
 
   expect(hash_a).not.toEqual(hash_b);
 
@@ -28,13 +28,13 @@ test('fastHashArray is fast(ish) < 20ms', () => {
   const a = new Int32Array(10_000);
 
   const t0 = performance.now();
-  fastHashArray(a.buffer);
+  fastHashArrayBuffer(a);
 
   const t1 = performance.now();
 
   a[0] = 1;
 
-  fastHashArray(a.buffer);
+  fastHashArrayBuffer(a);
 
   const t2 = performance.now();
 
@@ -48,7 +48,7 @@ test('fastHashArray is deterministic', () => {
   a[42] = 69;
   const b = new Int32Array(1000);
   b[42] = 69;
-  const hashA = fastHashArray(a.buffer);
+  const hashA = fastHashArrayBuffer(a);
-  const hashB = fastHashArray(b.buffer);
+  const hashB = fastHashArrayBuffer(b);
   expect(hashA).toEqual(hashB);
 });

packages/utils/src/fastHash.ts

@@ -1,156 +1,45 @@
-// https://github.com/6502/sha256/blob/main/sha256.js
+export function fastHashArrayBuffer(input: string | Int32Array): string {
-function sha256(data?: string | Int32Array) {
+  const mask = (1n << 64n) - 1n
-  let h0 = 0x6a09e667,
-    h1 = 0xbb67ae85,
-    h2 = 0x3c6ef372,
-    h3 = 0xa54ff53a,
-    h4 = 0x510e527f,
-    h5 = 0x9b05688c,
-    h6 = 0x1f83d9ab,
-    h7 = 0x5be0cd19,
-    tsz = 0,
-    bp = 0;
-  const k = [
-      0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1,
-      0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
-      0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, 0xe49b69c1, 0xefbe4786,
-      0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
-      0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147,
-      0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
-      0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, 0xa2bfe8a1, 0xa81a664b,
-      0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
-      0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a,
-      0x5b9cca4f, 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
-      0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
-    ],
-    rrot = (x: number, n: number) => (x >>> n) | (x << (32 - n)),
-    w = new Uint32Array(64),
-    buf = new Uint8Array(64),
-    process = () => {
-      for (let j = 0, r = 0; j < 16; j++, r += 4) {
-        w[j] =
-          (buf[r] << 24) | (buf[r + 1] << 16) | (buf[r + 2] << 8) | buf[r + 3];
-      }
-      for (let j = 16; j < 64; j++) {
-        let s0 = rrot(w[j - 15], 7) ^ rrot(w[j - 15], 18) ^ (w[j - 15] >>> 3);
-        let s1 = rrot(w[j - 2], 17) ^ rrot(w[j - 2], 19) ^ (w[j - 2] >>> 10);
-        w[j] = (w[j - 16] + s0 + w[j - 7] + s1) | 0;
-      }
-      let a = h0,
-        b = h1,
-        c = h2,
-        d = h3,
-        e = h4,
-        f = h5,
-        g = h6,
-        h = h7;
-      for (let j = 0; j < 64; j++) {
-        let S1 = rrot(e, 6) ^ rrot(e, 11) ^ rrot(e, 25),
-          ch = (e & f) ^ (~e & g),
-          t1 = (h + S1 + ch + k[j] + w[j]) | 0,
-          S0 = rrot(a, 2) ^ rrot(a, 13) ^ rrot(a, 22),
-          maj = (a & b) ^ (a & c) ^ (b & c),
-          t2 = (S0 + maj) | 0;
-        h = g;
-        g = f;
-        f = e;
-        e = (d + t1) | 0;
-        d = c;
-        c = b;
-        b = a;
-        a = (t1 + t2) | 0;
-      }
-      h0 = (h0 + a) | 0;
-      h1 = (h1 + b) | 0;
-      h2 = (h2 + c) | 0;
-      h3 = (h3 + d) | 0;
-      h4 = (h4 + e) | 0;
-      h5 = (h5 + f) | 0;
-      h6 = (h6 + g) | 0;
-      h7 = (h7 + h) | 0;
-      bp = 0;
-    },
-    add = (input: string | Int32Array) => {
-      const data =
-        typeof input === "string"
-          ? typeof TextEncoder === "undefined"
-            ? //@ts-ignore
-              Buffer.from(input)
-            : new TextEncoder().encode(input)
-          : input;
 
-      for (let i = 0; i < data.length; i++) {
+  // FNV-1a 64-bit constants
-        buf[bp++] = data[i];
+  let h = 0xcbf29ce484222325n // offset basis
-        if (bp === 64) process();
+  const FNV_PRIME = 0x100000001b3n
-      }
-      tsz += data.length;
-    },
-    digest = () => {
-      buf[bp++] = 0x80;
-      if (bp == 64) process();
-      if (bp + 8 > 64) {
-        while (bp < 64) buf[bp++] = 0x00;
-        process();
-      }
-      while (bp < 58) buf[bp++] = 0x00;
-      // Max number of bytes is 35,184,372,088,831
-      let L = tsz * 8;
-      buf[bp++] = (L / 1099511627776) & 255;
-      buf[bp++] = (L / 4294967296) & 255;
-      buf[bp++] = L >>> 24;
-      buf[bp++] = (L >>> 16) & 255;
-      buf[bp++] = (L >>> 8) & 255;
-      buf[bp++] = L & 255;
-      process();
-      let reply = new Uint8Array(32);
-      reply[0] = h0 >>> 24;
-      reply[1] = (h0 >>> 16) & 255;
-      reply[2] = (h0 >>> 8) & 255;
-      reply[3] = h0 & 255;
-      reply[4] = h1 >>> 24;
-      reply[5] = (h1 >>> 16) & 255;
-      reply[6] = (h1 >>> 8) & 255;
-      reply[7] = h1 & 255;
-      reply[8] = h2 >>> 24;
-      reply[9] = (h2 >>> 16) & 255;
-      reply[10] = (h2 >>> 8) & 255;
-      reply[11] = h2 & 255;
-      reply[12] = h3 >>> 24;
-      reply[13] = (h3 >>> 16) & 255;
-      reply[14] = (h3 >>> 8) & 255;
-      reply[15] = h3 & 255;
-      reply[16] = h4 >>> 24;
-      reply[17] = (h4 >>> 16) & 255;
-      reply[18] = (h4 >>> 8) & 255;
-      reply[19] = h4 & 255;
-      reply[20] = h5 >>> 24;
-      reply[21] = (h5 >>> 16) & 255;
-      reply[22] = (h5 >>> 8) & 255;
-      reply[23] = h5 & 255;
-      reply[24] = h6 >>> 24;
-      reply[25] = (h6 >>> 16) & 255;
-      reply[26] = (h6 >>> 8) & 255;
-      reply[27] = h6 & 255;
-      reply[28] = h7 >>> 24;
-      reply[29] = (h7 >>> 16) & 255;
-      reply[30] = (h7 >>> 8) & 255;
-      reply[31] = h7 & 255;
-      let res = "";
-      reply.forEach((x) => (res += ("0" + x.toString(16)).slice(-2)));
-      return res;
-    };
 
-  if (data) add(data);
+  // get bytes for string or Int32Array
+  let bytes: Uint8Array
+  if (typeof input === "string") {
+    // utf-8 encoding
+    bytes = new TextEncoder().encode(input)
+  } else {
+    // Int32Array -> bytes (little-endian)
+    bytes = new Uint8Array(input.length * 4)
+    for (let i = 0; i < input.length; i++) {
+      const v = input[i] >>> 0 // ensure unsigned 32-bit
+      const base = i * 4
+      bytes[base] = v & 0xff
+      bytes[base + 1] = (v >>> 8) & 0xff
+      bytes[base + 2] = (v >>> 16) & 0xff
+      bytes[base + 3] = (v >>> 24) & 0xff
+    }
+  }
 
-  return { add, digest };
+  // FNV-1a byte-wise
+  for (let i = 0; i < bytes.length; i++) {
+    h = (h ^ BigInt(bytes[i])) & mask
+    h = (h * FNV_PRIME) & mask
+  }
+
+  // MurmurHash3's fmix64 finalizer (good avalanche)
+  h ^= h >> 33n
+  h = (h * 0xff51afd7ed558ccdn) & mask
+  h ^= h >> 33n
+  h = (h * 0xc4ceb9fe1a85ec53n) & mask
+  h ^= h >> 33n
+
+  // to 16-char hex
+  return h.toString(16).padStart(16, "0").slice(-16)
 }
 
-export function fastHashArrayBuffer(buffer: string | Int32Array): string {
-  return sha256(buffer).digest();
-}
-
-// Shamelessly copied from
-// https://stackoverflow.com/a/8831937
 export function fastHashString(input: string) {
   if (input.length === 0) return 0;
 
@@ -162,20 +51,3 @@ export function fastHashString(input: string) {
 
   return hash;
 }
-
-export function fastHash(input: (string | Int32Array | number)[]) {
-  const s = sha256();
-
-  for (let i = 0; i < input.length; i++) {
-    const v = input[i];
-    if (typeof v === "string") {
-      s.add(v);
-    } else if (v instanceof Int32Array) {
-      s.add(v);
-    } else {
-      s.add(v.toString());
-    }
-  }
-
-  return s.digest();
-}

packages/utils/src/wasm-wrapper.ts

@@ -1,5 +1,5 @@
 //@ts-nocheck
-import { NodeDefinition } from "@nodes/types";
+import { NodeDefinition } from "@nodarium/types";
 
 const cachedTextDecoder = new TextDecoder("utf-8", {
   ignoreBOM: true,

pnpm-lock.yaml

@@ -10,13 +10,13 @@ importers:
 
   app:
     dependencies:
-      '@nodes/registry':
+      '@nodarium/registry':
         specifier: link:../packages/registry
         version: link:../packages/registry
-      '@nodes/ui':
+      '@nodarium/ui':
         specifier: link:../packages/ui
         version: link:../packages/ui
-      '@nodes/utils':
+      '@nodarium/utils':
         specifier: link:../packages/utils
         version: link:../packages/utils
       '@sveltejs/kit':
@@ -53,7 +53,7 @@ importers:
       '@iconify-json/tabler':
         specifier: ^1.2.23
         version: 1.2.23
-      '@nodes/types':
+      '@nodarium/types':
         specifier: link:../packages/types
         version: link:../packages/types
       '@sveltejs/adapter-static':
@@ -130,10 +130,10 @@ importers:
 
   packages/registry:
     dependencies:
-      '@nodes/types':
+      '@nodarium/types':
         specifier: link:../types
         version: link:../types
-      '@nodes/utils':
+      '@nodarium/utils':
         specifier: link:../utils
         version: link:../utils
       idb:
@@ -165,7 +165,7 @@ importers:
         specifier: ^9.7.0
         version: 9.7.0(@types/three@0.181.0)(svelte@5.43.14)(three@0.181.2)
     devDependencies:
-      '@nodes/types':
+      '@nodarium/types':
         specifier: link:../types
         version: link:../types
       '@storybook/addon-essentials':
@@ -240,7 +240,7 @@ importers:
 
   packages/utils:
     dependencies:
-      '@nodes/types':
+      '@nodarium/types':
         specifier: link:../types
         version: link:../types
     devDependencies: