remove legacy domains/application_processors.hpp and similar facilities

Author: WenyinWei

examples/interface_usage_demo.cpp

@@ -19,12 +19,12 @@
  */
 template<system_state StateType>
 auto create_portfolio_interface() {
-    auto interface = diffeq::interfaces::make_integration_interface<StateType>();
+    auto interface = diffeq::interfaces::make_integration_interface<StateType, double>();
 
     // Example: Market data signal causes continuous trajectory shift
     interface->template register_signal_influence<double>(
         "price_update",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::CONTINUOUS_SHIFT,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::CONTINUOUS_SHIFT,
         [](const double& new_price, StateType& state, auto t) {
             // Modify portfolio dynamics based on price update
             if (state.size() >= 3) {
@@ -40,7 +40,7 @@ auto create_portfolio_interface() {
     // Example: Risk alert causes discrete state modification
     interface->template register_signal_influence<std::string>(
         "risk_alert",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::DISCRETE_EVENT,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::DISCRETE_EVENT,
         [](const std::string& alert_type, StateType& state, auto t) {
             if (alert_type == "high_volatility" && state.size() >= 3) {
                 // Reduce all positions by 10%
@@ -74,12 +74,12 @@ auto create_portfolio_interface() {
  */
 template<system_state StateType>
 auto create_robotics_interface() {
-    auto interface = diffeq::interfaces::make_integration_interface<StateType>();
+    auto interface = diffeq::interfaces::make_integration_interface<StateType, double>();
 
     // Example: Control command causes discrete position target update
     interface->template register_signal_influence<std::vector<double>>(
         "control_command",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::DISCRETE_EVENT,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::DISCRETE_EVENT,
         [](const std::vector<double>& targets, StateType& state, auto t) {
             // Update target positions (assuming state has position targets)
             size_t n_joints = std::min(targets.size(), state.size() / 3);
@@ -96,7 +96,7 @@ auto create_robotics_interface() {
     // Example: Emergency stop signal
     interface->template register_signal_influence<bool>(
         "emergency_stop",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::DISCRETE_EVENT,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::DISCRETE_EVENT,
         [](const bool& stop, StateType& state, auto t) {
             if (stop) {
                 // Set all velocities to zero
@@ -134,12 +134,12 @@ auto create_robotics_interface() {
  */
 template<system_state StateType>
 auto create_scientific_interface() {
-    auto interface = diffeq::interfaces::make_integration_interface<StateType>();
+    auto interface = diffeq::interfaces::make_integration_interface<StateType, double>();
 
     // Example: Parameter update from external optimization
     interface->template register_signal_influence<double>(
         "parameter_update",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::PARAMETER_UPDATE,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::PARAMETER_UPDATE,
         [](const double& new_param, StateType& state, auto t) {
             // Update system parameters affecting dynamics
             // This could modify integration tolerances, system constants, etc.
@@ -149,7 +149,7 @@ auto create_scientific_interface() {
     // Example: Data logging triggered by external events
     interface->template register_signal_influence<std::string>(
         "log_trigger",
-        diffeq::interfaces::IntegrationInterface<StateType>::InfluenceMode::OUTPUT_TRIGGER,
+        diffeq::interfaces::IntegrationInterface<StateType, double>::InfluenceMode::OUTPUT_TRIGGER,
         [](const std::string& log_type, StateType& state, auto t) {
             // This will trigger all output streams immediately
         }