loading default profile from yaml

config/profiles/default.yaml

@@ -4,7 +4,7 @@
 
 # sequences in the form [x, x, x] denote [setValue, sliderMinimum, sliderMaximum]
 
-version: 00001
+version: 0x0002
 
 # deprecated, useless
 Osc1Freq: [100, 20, 600]

src/ParameterStore.cpp

@@ -2,6 +2,8 @@
 #include "ParameterStore.h"
 
 #include <iostream>
+#include "yaml-cpp/yaml.h" // TODO: using yaml.h outside of ConfigInterface feels spaghetti to me
+#include <filesystem>
 
 ParameterStore::ParameterStore(ConfigInterface* config) : config_(config) {
     resetToDefaults();
@@ -33,14 +35,41 @@ void ParameterStore::resetToDefaults() {
         values_[i].store(PARAM_DEFS[i].def, std::memory_order_relaxed);
     }
 
-    if(config_) {
-        int x = config_->getValue(ConfigFile::Audio, "sampleRate", 0);
-        std::cout << "test: " << x << std::endl;
-    } else {
-        std::cout << "pointer null" << std::endl;
-    }
-
+    loadParameterProfile("config/profiles/default.yaml");
 
 }
 
-// TODO: applying parameter profiles will work similarly to above function
+void ParameterStore::loadParameterProfile(std::string filepath) {
+
+    // TODO: abstract the actual yaml interfacing to the ConfigInterface instead of here
+    // TODO: update ui based on changes that happen not in the ui
+    // it will require some architecture rework :(
+
+    // load file
+    filepath = std::filesystem::absolute(filepath).string();
+    YAML::Node config;
+    try {
+        config = YAML::LoadFile(filepath);
+    } catch(const std::exception& e) {
+        std::cerr << e.what() << std::endl;
+        return;
+    }
+    
+    // check version
+    int version = config["version"].as<int>(); // yaml-cpp parses unquoted hex as integers
+    if(version < CONFIG_VERSION) {
+        std::cout << "Parameter profile version " << version << "is outdated below the compatible version " << CONFIG_VERSION << std::endl;
+        return;
+    } else {
+        //std::cout << version << std::endl;
+    }
+    
+    // start setting some values
+    YAML::Node osc1Volume = config["Osc1Volume"];
+    YAML::Node fCutoff = config["FilterCutoff"];
+    YAML::Node fResonance = config["FilterResonance"];
+    set(EnvelopeId::Osc1Volume, osc1Volume[0][0].as<float>(), osc1Volume[1][0].as<float>(), osc1Volume[2][0].as<float>(), osc1Volume[3][0].as<float>(), osc1Volume[4][0].as<float>());
+    set(EnvelopeId::FilterCutoff, fCutoff[0][0].as<float>(), fCutoff[1][0].as<float>(), fCutoff[2][0].as<float>(), fCutoff[3][0].as<float>(), fCutoff[4][0].as<float>());
+    set(EnvelopeId::FilterResonance, fResonance[0][0].as<float>(), fResonance[1][0].as<float>(), fResonance[2][0].as<float>(), fResonance[3][0].as<float>(), fResonance[4][0].as<float>());
+
+}

src/ParameterStore.h

@@ -7,6 +7,8 @@
 #include <array>
 #include <atomic>
 
+#define CONFIG_VERSION 0x0001
+
 enum class ParamId : uint16_t {
     Osc1Frequency,
     Osc1WaveSelector1,
@@ -121,6 +123,8 @@ public:
 
 private:
 
+    void loadParameterProfile(std::string filepath);
+
     std::array<std::atomic<float>, PARAM_COUNT> values_;
 
     ConfigInterface* config_;