Niagara and Metasound nodes WIP

* Keep track of entities

* Fix renaming

* Niagara variables wip

* Several niagara decode and test

* Move nodeTemplate code to dedicated file, self node added

* Move node decoding functions to dedicated files

* Move pin decoding logic to dedicated files

* Accept space separated keys in objects

* Build

* Prevent a crash in case of incomplete object

* Avoid creating objects unnecessarily

* types formatting

* Initial metasound style

* Common pcg nodes colors

* Fix string serialization

* Metasound new styles and fixes

* More metasound styles and colors

* WIP

* Several fixes

* More tests and fixes

* Clean gitignore

js/entity/SimpleSerializationVector4DEntity.js

@@ -0,0 +1,29 @@
+import Parsernostrum from "parsernostrum"
+import Vector4DEntity from "./Vector4DEntity.js"
+
+export default class SimpleSerializationVector4DEntity extends Vector4DEntity {
+
+    static grammar = this.createGrammar()
+
+    static createGrammar() {
+        const number = Parsernostrum.number.getParser().parser.regexp.source
+        return Parsernostrum.alt(
+            Parsernostrum.regArray(new RegExp(
+                "(" + number + ")"
+                + "\\s*,\\s*"
+                + "(" + number + ")"
+                + "\\s*,\\s*"
+                + "(" + number + ")"
+                + "\\s*,\\s*"
+                + "(" + number + ")"
+            ))
+                .map(([_0, x, y, z, w]) => new this({
+                    X: Number(x),
+                    Y: Number(y),
+                    Z: Number(z),
+                    W: Number(w),
+                })),
+            Vector4DEntity.grammar
+        )
+    }
+}