feat: some shit

app/src/lib/runtime/helpers.ts

@@ -0,0 +1,39 @@
+export function logInt32ArrayChanges(
+  before: Int32Array,
+  after: Int32Array,
+  clamp = 10
+): void {
+  if (before.length !== after.length) {
+    throw new Error('Arrays must have the same length');
+  }
+
+  let rangeStart: number | null = null;
+  let collected: number[] = [];
+
+  const flush = (endIndex: number) => {
+    if (rangeStart === null) return;
+
+    const preview = collected.slice(0, clamp);
+    const suffix = collected.length > clamp ? '...' : '';
+
+    console.log(
+      `Change ${rangeStart}-${endIndex}: [${preview.join(', ')}${suffix}]`
+    );
+
+    rangeStart = null;
+    collected = [];
+  };
+
+  for (let i = 0; i < before.length; i++) {
+    if (before[i] !== after[i]) {
+      if (rangeStart === null) {
+        rangeStart = i;
+      }
+      collected.push(after[i]);
+    } else {
+      flush(i - 1);
+    }
+  }
+
+  flush(before.length - 1);
+}

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

@@ -1,3 +1,4 @@
+import type { SettingsToStore } from '$lib/settings/app-settings.svelte';
 import { RemoteNodeRegistry } from '@nodarium/registry';
 import type {
   Graph,
@@ -13,6 +14,8 @@ import {
   encodeFloat,
   type PerformanceStore
 } from '@nodarium/utils';
+import { DevSettingsType } from '../../routes/dev/settings.svelte';
+import { logInt32ArrayChanges } from './helpers';
 import type { RuntimeNode } from './types';
 
 const log = createLogger('runtime-executor');
@@ -79,14 +82,14 @@ export type Pointer = {
 
   perf?: PerformanceStore;
 
-  constructor(
-    private readonly registry: NodeRegistry,
-    public cache?: SyncCache<Int32Array>
-  ) {
-    this.cache = undefined;
-    this.refreshView();
-    log.info('MemoryRuntimeExecutor initialized');
-  }
+   constructor(
+     private readonly registry: NodeRegistry,
+     public cache?: SyncCache<Int32Array>
+   ) {
+     this.cache = undefined;
+     this.refreshView();
+     log.info('MemoryRuntimeExecutor initialized');
+   }
 
   private refreshView(): void {
     this.memoryView = new Int32Array(this.memory.buffer);
@@ -409,10 +412,11 @@ export type Pointer = {
         const args = inputs.flatMap(p => [p.start * 4, p.end * 4]);
 
         log.info(`Executing node ${node.type}/${node.id}`);
+        const memoryBefore = this.memoryView.slice(0, this.offset);
         const bytesWritten = nodeType.execute(this.offset * 4, args);
-        if (bytesWritten === -1) {
-          throw new Error(`Failed to execute node`);
-        }
+        this.refreshView();
+        const memoryAfter = this.memoryView.slice(0, this.offset);
+        logInt32ArrayChanges(memoryBefore, memoryAfter);
         this.refreshView();
 
         const outLen = bytesWritten >> 2;
@@ -427,6 +431,7 @@ export type Pointer = {
           )
         ) {
           this.results[node.id] = inputs[0];
+          this.allPtrs.push(this.results[node.id]);
           log.info(`Node ${node.id} result reused input memory`);
         } else {
           this.results[node.id] = {
@@ -434,6 +439,7 @@ export type Pointer = {
             end: outputStart + outLen,
             _title: `${node.id} ->`
           };
+          this.allPtrs.push(this.results[node.id]);
           this.offset += outLen;
           lastNodePtr = this.results[node.id];
           log.info(
@@ -454,6 +460,7 @@ export type Pointer = {
       console.error(e);
     } finally {
       this.isRunning = false;
+      console.log('Final Memory', [...this.memoryView.slice(0, 20)]);
       this.perf?.endPoint('runtime');
       log.info('Executor state reset');
     }

app/src/routes/dev/+page.svelte

@@ -127,8 +127,14 @@
           {/each}
         </tbody>
       </table>
+      <button
+        onclick={() => copyVisibleMemory(visibleRows, ptrs, start.value)}
+        class="flex items-center cursor-pointer absolute bottom-4 left-4 z-100 bg-gray-200 px-2 py-1 rounded hover:bg-gray-300"
+      >
+        Copy Visible Memory
+      </button>
       <input
-        class="absolute bottom-4 left-4 bg-white"
+        class="absolute bottom-4 right-4 bg-white"
         bind:value={start.value}
         min="0"
         type="number"
@@ -144,6 +150,13 @@
 
 <Sidebar>
   <Panel id="general" title="General" icon="i-[tabler--settings]">
+    <h3 class="p-4 pb-0">Debug Settings</h3>
+    <NestedSettings
+      id="Debug"
+      bind:value={devSettings.value}
+      type={DevSettingsType}
+    />
+    <hr />
     <NestedSettings
       id="general"
       bind:value={appSettings.value}

app/src/routes/dev/helpers.ts

@@ -0,0 +1,48 @@
+import type { Pointer } from '$lib/runtime';
+
+export function copyVisibleMemory(rows: Int32Array, currentPtrs: Pointer[], start: number) {
+  if (!rows?.length) return;
+
+  // Build an array of rows for the table
+  const tableRows = [...rows].map((value, i) => {
+    const index = start + i;
+    const ptr = currentPtrs[i];
+    return {
+      index,
+      ptr: ptr?._title ?? '',
+      value: value
+    };
+  });
+
+  // Compute column widths
+  const indexWidth = Math.max(
+    5,
+    ...tableRows.map((r) => r.index.toString().length)
+  );
+  const ptrWidth = Math.max(
+    10,
+    ...tableRows.map((r) => r.ptr.length)
+  );
+  const valueWidth = Math.max(
+    10,
+    ...tableRows.map((r) => r.value.toString().length)
+  );
+
+  // Build header
+  let output =
+    `| ${'Index'.padEnd(indexWidth)} | ${'Ptr'.padEnd(ptrWidth)} | ${'Value'.padEnd(valueWidth)
+    } |\n`
+    + `|-${'-'.repeat(indexWidth)}-|-${'-'.repeat(ptrWidth)}-|-${'-'.repeat(valueWidth)}-|\n`;
+
+  // Add rows
+  for (const row of tableRows) {
+    output += `| ${row.index.toString().padEnd(indexWidth)} | ${row.ptr.padEnd(ptrWidth)} | ${row.value.toString().padEnd(valueWidth)
+      } |\n`;
+  }
+
+  // Copy to clipboard
+  navigator.clipboard
+    .writeText(output)
+    .then(() => console.log('Memory + metadata copied as table'))
+    .catch((err) => console.error('Failed to copy memory:', err));
+}

app/src/routes/dev/settings.svelte.ts

@@ -0,0 +1,15 @@
+import { localState } from '$lib/helpers/localState.svelte';
+import { settingsToStore } from '$lib/settings/app-settings.svelte';
+
+export const DevSettingsType = {
+  debugNode: {
+    type: 'boolean',
+    label: 'Debug Nodes',
+    value: true
+  }
+} as const;
+
+export let devSettings = localState(
+  'dev-settings',
+  settingsToStore(DevSettingsType)
+);

nodes/max/plantarium/float/Cargo.toml

@@ -2,11 +2,14 @@
 name = "float"
 version = "0.1.0"
 authors = ["Max Richter <jim-x@web.de>"]
-edition = "2018"
+edition = "2021"
 
 [lib]
 crate-type = ["cdylib", "rlib"]
 
+[profile.dev]
+panic = "unwind"
+
 [dependencies]
 nodarium_macros = { version = "0.1.0", path = "../../../../packages/macros" }
 nodarium_utils = { version = "0.1.0", path = "../../../../packages/utils" }

nodes/max/plantarium/noise/Cargo.toml

@@ -2,7 +2,7 @@
 name = "noise"
 version = "0.1.0"
 authors = ["Max Richter <jim-x@web.de>"]
-edition = "2018"
+edition = "2021"
 
 [lib]
 crate-type = ["cdylib", "rlib"]

nodes/max/plantarium/random/src/lib.rs

@@ -7,6 +7,7 @@ nodarium_definition_file!("src/input.json");
 
 #[nodarium_execute]
 pub fn execute(min: (i32, i32), max: (i32, i32), seed: (i32, i32)) -> Vec<i32> {
+    nodarium_utils::log!("random execute start");
     concat_arg_vecs(vec![
         vec![1],
         read_i32_slice(min),

packages/macros/src/lib.rs

@@ -9,12 +9,12 @@ use syn::parse_macro_input;
 use syn::spanned::Spanned;
 
 fn add_line_numbers(input: String) -> String {
-    return input
+    input
         .split('\n')
         .enumerate()
         .map(|(i, line)| format!("{:2}: {}", i + 1, line))
         .collect::<Vec<String>>()
-        .join("\n");
+        .join("\n")
 }
 
 fn read_node_definition(file_path: &Path) -> NodeDefinition {
@@ -72,7 +72,7 @@ pub fn nodarium_execute(_attr: TokenStream, item: TokenStream) -> TokenStream {
     let total_c_params = param_count * 2;
 
     let arg_names: Vec<_> = (0..total_c_params)
-        .map(|i| syn::Ident::new(&format!("arg{}", i), input_fn.sig.span()))
+        .map(|i| syn::Ident::new(&format!("arg{i}"), input_fn.sig.span()))
         .collect();
 
     let mut tuple_args = Vec::new();
@@ -89,7 +89,20 @@ pub fn nodarium_execute(_attr: TokenStream, item: TokenStream) -> TokenStream {
 
         extern "C" {
             fn __nodarium_log(ptr: *const u8, len: usize);
-            fn __nodarium_log_panic(ptr: *const u8, len: usize);
+        }
+
+        #[cfg(target_arch = "wasm32")]
+        fn init_panic_hook() {
+            std::panic::set_hook(Box::new(|_info| {
+                unsafe {
+                    __nodarium_log(b"PANIC\0".as_ptr(), 5);
+                }
+            }));
+        }
+
+        #[no_mangle]
+        pub extern "C" fn init_allocator() {
+            nodarium_utils::allocator::ALLOCATOR.init();
         }
 
         #fn_vis fn #inner_fn_name(#( #input_param_names: (i32, i32) ),*) -> Vec<i32> {
@@ -99,11 +112,14 @@ pub fn nodarium_execute(_attr: TokenStream, item: TokenStream) -> TokenStream {
         #[no_mangle]
         #fn_vis extern "C" fn execute(output_pos: i32, #( #arg_names: i32 ),*) -> i32 {
 
+            nodarium_utils::allocator::ALLOCATOR.init();
+            #[cfg(target_arch = "wasm32")]
+            init_panic_hook();
             nodarium_utils::log!("before_fn");
             let result = #inner_fn_name(
                 #( #tuple_args ),*
             );
-            nodarium_utils::log!("after_fn");
+            nodarium_utils::log!("after_fn: result_len={}", result.len());
 
             let len_bytes = result.len() * 4;
             unsafe {
@@ -137,7 +153,7 @@ fn validate_signature(fn_sig: &syn::Signature, expected_inputs: usize, def: &Nod
                 .map(|i| i.keys().collect::<Vec<_>>())
                 .unwrap_or_default(),
             (0..expected_inputs)
-                .map(|i| format!("arg{}: (i32, i32)", i))
+                .map(|i| format!("arg{i}: (i32, i32)"))
                 .collect::<Vec<_>>()
                 .join(", ")
         );
@@ -155,9 +171,7 @@ fn validate_signature(fn_sig: &syn::Signature, expected_inputs: usize, def: &Nod
                     .to_string();
                 if !clean_type.contains("(") && !clean_type.contains(",") {
                     panic!(
-                        "Parameter {} has type '{}' but should be a tuple (i32, i32) representing (start, end) positions in memory",
-                        i,
-                        clean_type
+                        "Parameter {i} has type '{clean_type}' but should be a tuple (i32, i32) representing (start, end) positions in memory",
                     );
                 }
             }
@@ -197,10 +211,7 @@ pub fn nodarium_definition_file(input: TokenStream) -> TokenStream {
     let full_path = Path::new(&project_dir).join(&file_path);
 
     let json_content = fs::read_to_string(&full_path).unwrap_or_else(|err| {
-        panic!(
-            "Failed to read JSON file at '{}/{}': {}",
-            project_dir, file_path, err
-        )
+        panic!("Failed to read JSON file at '{project_dir}/{file_path}': {err}",)
     });
 
     let _: NodeDefinition = serde_json::from_str(&json_content).unwrap_or_else(|err| {

packages/utils/src/allocator.rs

@@ -0,0 +1,68 @@
+use core::alloc::{GlobalAlloc, Layout};
+use core::sync::atomic::{AtomicUsize, Ordering};
+
+extern "C" {
+    fn __wasm_memory_size() -> usize;
+    fn __nodarium_manual_end() -> usize;
+}
+
+#[allow(dead_code)]
+const WASM_PAGE_SIZE: usize = 64 * 1024;
+
+pub struct DownwardBumpAllocator {
+    heap_top: AtomicUsize,
+}
+
+impl Default for DownwardBumpAllocator {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl DownwardBumpAllocator {
+    pub const fn new() -> Self {
+        Self {
+            heap_top: AtomicUsize::new(0),
+        }
+    }
+
+    #[allow(dead_code)]
+    pub fn init(&self) {
+        let pages = unsafe { __wasm_memory_size() };
+        let mem_size = pages * WASM_PAGE_SIZE;
+        self.heap_top.store(mem_size, Ordering::Relaxed);
+    }
+}
+
+#[global_allocator]
+pub static ALLOCATOR: DownwardBumpAllocator = DownwardBumpAllocator::new();
+
+unsafe impl GlobalAlloc for DownwardBumpAllocator {
+    unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
+        let align = layout.align();
+        let size = layout.size();
+
+        let mut current = self.heap_top.load(Ordering::Relaxed);
+
+        loop {
+            let aligned = (current - size) & !(align - 1);
+
+            let manual_end = unsafe { __nodarium_manual_end() };
+            if aligned < manual_end {
+                return core::ptr::null_mut();
+            }
+
+            match self.heap_top.compare_exchange(
+                current,
+                aligned,
+                Ordering::SeqCst,
+                Ordering::Relaxed,
+            ) {
+                Ok(_) => return aligned as *mut u8,
+                Err(next) => current = next,
+            }
+        }
+    }
+
+    unsafe fn dealloc(&self, _: *mut u8, _: Layout) {}
+}

packages/utils/src/encoding.rs

@@ -1,3 +1,5 @@
+use crate::log;
+
 pub fn encode_float(f: f32) -> i32 {
     // Convert f32 to u32 using to_bits, then safely cast to i32
     let bits = f.to_bits();
@@ -12,6 +14,7 @@ pub fn decode_float(bits: i32) -> f32 {
 
 #[inline]
 pub fn read_i32(ptr: i32) -> i32 {
+    log!("read_i32 ptr: {:?}", ptr);
     unsafe {
         let _ptr = ptr as *const i32;
         *_ptr

packages/utils/src/lib.rs

@@ -1,3 +1,4 @@
+pub mod allocator;
 mod encoding;
 mod nodes;
 mod tree;
@@ -11,7 +12,7 @@ extern "C" {
     pub fn __nodarium_log(ptr: *const u8, len: usize);
 }
 
-#[cfg(debug_assertions)]
+// #[cfg(debug_assertions)]
 #[macro_export]
 macro_rules! log {
     ($($t:tt)*) => {{
@@ -25,13 +26,13 @@ macro_rules! log {
     }}
 }
 
-#[cfg(not(debug_assertions))]
-#[macro_export]
-macro_rules! log {
-    ($($arg:tt)*) => {{
-        // This will expand to nothing in release builds
-    }};
-}
+// #[cfg(not(debug_assertions))]
+// #[macro_export]
+// macro_rules! log {
+//     ($($arg:tt)*) => {{
+//         // This will expand to nothing in release builds
+//     }};
+// }
 
 #[allow(dead_code)]
 #[rustfmt::skip]

packages/utils/src/wasm-wrapper.ts

@@ -1,11 +1,13 @@
 interface NodariumExports extends WebAssembly.Exports {
   memory: WebAssembly.Memory;
   execute: (outputPos: number, ...args: number[]) => number;
+  init_allocator: () => void;
 }
 
 export function createWasmWrapper(buffer: ArrayBuffer, memory: WebAssembly.Memory) {
   let exports: NodariumExports;
 
+  let end = 0;
   const importObject = {
     env: {
       memory: memory,
@@ -25,14 +27,11 @@ export function createWasmWrapper(buffer: ArrayBuffer, memory: WebAssembly.Memor
   const module = new WebAssembly.Module(buffer);
   const instance = new WebAssembly.Instance(module, importObject);
   exports = instance.exports as NodariumExports;
+  exports.init_allocator();
 
   function execute(outputPos: number, args: number[]): number {
-    try {
-      return exports.execute(outputPos, ...args);
-    } catch (e) {
-      console.log(e);
-      return -1;
-    }
+    end = outputPos;
+    return exports.execute(outputPos, ...args);
   }
 
   function get_definition() {