Fix resetDefaultCalculatedParam for parallel structures

src/nub.ts

@@ -124,6 +124,7 @@ export abstract class Nub extends ComputeNode implements IObservable {
             if (
                 p.calculability !== ParamCalculability.NONE
                 && p.symbol !== "Pr"
+                && p.visible
                 && p !== otherThan
                 && p.valueMode === ParamValueMode.SINGLE
             ) {

src/param/param-definition.ts

@@ -310,9 +310,8 @@ export class ParamDefinition implements INamedIterableValues, IObservable {
      * its parent Nub
      */
     public get isCalculated(): boolean {
-        if (this.parentComputeNode && this.parentComputeNode instanceof Nub) {
-            // return (this.parentComputeNode.calculatedParam.symbol === this.symbol);
-            return (this.parentComputeNode.calculatedParam === this); // should be the same object
+        if (this.parentNub) {
+            return (this.parentNub.calculatedParam === this); // should be the same object
         }
         return false;
     }
@@ -321,8 +320,8 @@ export class ParamDefinition implements INamedIterableValues, IObservable {
      * Sets this parameter as the one to be calculated
      */
     public setCalculated() {
-        if (this.parentComputeNode && this.parentComputeNode instanceof Nub) {
-            this.parentComputeNode.calculatedParam = this;
+        if (this.parentNub) {
+            this.parentNub.calculatedParam = this;
         }
     }
 

src/structure/structure.ts

@@ -97,6 +97,17 @@ export abstract class Structure extends Nub {
         }
     }
 
+    /**
+     * Forwards to parent, that has vsibility over
+     * all the parameters, including the Structure ones
+     */
+    public get calculatedParam(): ParamDefinition {
+        if (this.parent) {
+            return this.parent.calculatedParam;
+        }
+        return undefined;
+    }
+
     /**
      * Forwards to parent, that has vsibility over
      * all the parameters, including the Structure ones
@@ -107,6 +118,17 @@ export abstract class Structure extends Nub {
         }
     }
 
+    /**
+     * Forwards to parent, that has vsibility over
+     * all the parameters, including the Structure ones
+     */
+    public findFirstSingleParameter(otherThan?: ParamDefinition) {
+        if (this.parent) {
+            return this.parent.findFirstSingleParameter(otherThan);
+        }
+        return undefined;
+    }
+
     /**
      * Forwards to parent, that has visibility over
      * all the parameters, including the Structure ones