Make Host Parameters smoothing optional

Signed-off-by: falkTX <falktx@falktx.com>

plugins/Cardinal/src/HostParameters.cpp

@@ -38,6 +38,7 @@ struct HostParameters : TerminalModule {
     rack::dsp::SlewLimiter parameters[kModuleParameters];
     bool parametersConnected[kModuleParameters] = {};
     bool bypassed = false;
+    bool smooth = true;
     uint32_t lastProcessCounter = 0;
 
     HostParameters()
@@ -76,7 +77,8 @@ struct HostParameters : TerminalModule {
         for (uint32_t i=0; i<kModuleParameters; ++i)
         {
             if (parametersConnected[i])
-                outputs[i].setVoltage(parameters[i].process(args.sampleTime, pcontext->parameters[i]));
+                outputs[i].setVoltage(smooth ? parameters[i].process(args.sampleTime, pcontext->parameters[i])
+                                             : pcontext->parameters[i]);
         }
     }
 
@@ -93,6 +95,25 @@ struct HostParameters : TerminalModule {
             parameters[i].setRiseFall(fall, fall);
         }
     }
+
+    // ----------------------------------------------------------------------------------------------------------------
+    // save and load json stuff
+
+    json_t* dataToJson() override
+    {
+        json_t* const rootJ = json_object();
+        DISTRHO_SAFE_ASSERT_RETURN(rootJ != nullptr, nullptr);
+
+        json_object_set_new(rootJ, "smooth", json_boolean(smooth));
+
+        return rootJ;
+    }
+
+    void dataFromJson(json_t* const rootJ) override
+    {
+        if (json_t* const smoothJ = json_object_get(rootJ, "smooth"))
+            smooth = json_boolean_value(smoothJ);
+    }
 };
 
 // --------------------------------------------------------------------------------------------------------------------
@@ -117,9 +138,12 @@ struct HostParametersWidget : ModuleWidgetWith9HP {
     static constexpr const float paddingH = 30.0f;
     static constexpr const float paddingV = 49.0f;
 
-    HostParametersWidget(HostParameters* const module)
+    HostParameters* const module;
+
+    HostParametersWidget(HostParameters* const m)
+        : module(m)
     {
-        setModule(module);
+        setModule(m);
         setPanel(APP->window->loadSvg(asset::plugin(pluginInstance, "res/HostParameters.svg")));
         createAndAddScrews();
 
@@ -127,7 +151,7 @@ struct HostParametersWidget : ModuleWidgetWith9HP {
         {
             const float x = startX + int(i / 6) * paddingH;
             const float y = startY + int(i % 6) * paddingV;
-            addOutput(createOutput<CardinalParameterPJ301MPort>(Vec(x, y), module, i));
+            addOutput(createOutput<CardinalParameterPJ301MPort>(Vec(x, y), m, i));
         }
     }
 
@@ -160,6 +184,12 @@ struct HostParametersWidget : ModuleWidgetWith9HP {
 
         ModuleWidgetWith9HP::draw(args);
     }
+
+    void appendContextMenu(Menu* const menu) override
+    {
+        menu->addChild(new MenuSeparator);
+        menu->addChild(createBoolPtrMenuItem("Smooth", "", &module->smooth));
+    }
 };
 #else
 struct HostParametersWidget : ModuleWidget {