Facilitate using network node pressures from restart

opm/input/eclipse/EclipseState/EclipseState.hpp

@@ -23,6 +23,7 @@
 #include <cstddef>
 #include <memory>
 #include <vector>
+#include <optional>
 
 #include <opm/input/eclipse/EclipseState/Aquifer/AquiferConfig.hpp>
 #include <opm/input/eclipse/EclipseState/EclipseConfig.hpp>
@@ -50,6 +51,7 @@ namespace Opm {
 
 namespace Opm { namespace RestartIO {
     class RstAquifer;
+    class RstNetwork;
 }} // namespace Opm::RestartIO
 
 namespace Opm {
@@ -124,6 +126,9 @@ namespace Opm {
         // When we know and decide to handle the same for AQUFETP and AQUCT, this part will be refactored
         void appendAqufluxSchedule(const std::unordered_set<int>& ids);
 
+        void loadRestartNetworkPressures(const RestartIO::RstNetwork& network);
+        const std::optional<std::map<std::string, double> >& getRestartNetworkPressures() const { return this->m_restart_network_pressures; }
+
         template<class Serializer>
         void serializeOp(Serializer& serializer)
         {
@@ -183,6 +188,8 @@ namespace Opm {
 
         std::string m_title{};
         FaultCollection m_faults{};
+
+        std::optional<std::map<std::string, double> > m_restart_network_pressures{std::nullopt};
     };
 } // namespace Opm
 

opm/io/eclipse/rst/network.hpp

@@ -68,6 +68,9 @@ namespace Opm { namespace RestartIO {
             /// Whether or not to include lift gas of subordinate wells as
             /// part of the produced gas entering the network at this node.
             bool add_lift_gas{false};
+
+            /// Node pressure
+            double pressure{};
         };
 
         explicit RstNetwork(std::shared_ptr<EclIO::RestartFileView> rstView,

src/opm/input/eclipse/EclipseState/EclipseState.cpp

@@ -29,6 +29,7 @@
 #include <opm/common/utility/OpmInputError.hpp>
 
 #include <opm/io/eclipse/rst/aquifer.hpp>
+#include <opm/io/eclipse/rst/network.hpp>
 #include <opm/io/eclipse/ERst.hpp>
 
 #include <opm/input/eclipse/Deck/DeckSection.hpp>
@@ -315,6 +316,16 @@ namespace Opm {
         this->aquifer_config.appendAqufluxSchedule(ids);
     }
 
+    void EclipseState::loadRestartNetworkPressures(const RestartIO::RstNetwork& network) {
+        if (!network.isActive()) return;
+
+        this->m_restart_network_pressures = std::map<std::string, double>{};
+        auto& node_pressures = this->m_restart_network_pressures.value();
+        for (const auto& node : network.nodes()) {
+            node_pressures[node.name] = node.pressure;
+        }
+    }
+
     void EclipseState::assignRunTitle(const Deck& deck)
     {
         if (! deck.hasKeyword<ParserKeywords::TITLE>()) {

src/opm/io/eclipse/rst/network.cpp

@@ -193,6 +193,7 @@ namespace {
                 usys.to_si(Opm::UnitSystem::measure::pressure,
                            rnode[VI::RNode::index::PressureLimit]);
         }
+        node.pressure = rnode[VI::RNode::index::NodePres];
 
         return node;
     }