OPM-215: Added method restoreSOLUTIONData() to EclipseReader, and helper methods

opm/core/io/eclipse/EclipseReader.cpp

@@ -19,6 +19,11 @@
 
 #include "EclipseReader.hpp"
 #include <opm/core/simulator/WellState.hpp>
+#include <opm/core/simulator/SimulatorState.hpp>
+#include <opm/core/utility/Units.hpp>
+#include <opm/core/grid/GridHelpers.hpp>
+#include <opm/core/io/eclipse/EclipseIOUtil.hpp>
+
 #include <algorithm>
 
 #include <ert/ecl/ecl_file.h>
@@ -48,4 +53,96 @@ namespace Opm
             ecl_file_close(file_type);
         }
     }
+
+
+
+namespace {
+    void restoreTemperatureData(const ecl_file_type* file,
+                                const EclipseState& eclipse_state,
+                                const UnstructuredGrid& grid,
+                                SimulatorState& simulator_state) {
+        const char* temperature_kw_string = "TEMP";
+        ecl_kw_type* temperature_kw       = ecl_file_iget_named_kw(file, temperature_kw_string, 0);
+
+        if (ecl_kw_get_size(temperature_kw) != Opm::UgGridHelpers::numCells(grid)) {
+            throw std::runtime_error("Read of restart file: Could not restore temperature data, length of data from file not equal number of cells");
+        }
+
+        float* temperature_data = ecl_kw_get_float_ptr(temperature_kw);
+
+        // factor and offset from the temperature values given in the deck to Kelvin
+        double scaling = eclipse_state.getDeckUnitSystem()->parse("Temperature")->getSIScaling();
+        double offset  = eclipse_state.getDeckUnitSystem()->parse("Temperature")->getSIOffset();
+
+        for (size_t index = 0; index < simulator_state.temperature().size(); ++index) {
+            simulator_state.temperature()[index] = unit::convert::from((double)temperature_data[index] - offset, scaling);
+        }
+    }
+
+
+    void restorePressureData(const ecl_file_type* file,
+                             const EclipseState& eclipse_state,
+                             const UnstructuredGrid& grid,
+                             SimulatorState& simulator_state) {
+        const char* pressure_keyword    = "PRESSURE";
+        ecl_kw_type* pressure_kw        = ecl_file_iget_named_kw(file, pressure_keyword, 0);
+
+        if (ecl_kw_get_size(pressure_kw) != Opm::UgGridHelpers::numCells(grid)) {
+            throw std::runtime_error("Read of restart file: Could not restore pressure data, length of data from file not equal number of cells");
+        }
+
+        float* pressure_data = ecl_kw_get_float_ptr(pressure_kw);
+        const double deck_pressure_unit = (eclipse_state.getDeckUnitSystem()->getType() == UnitSystem::UNIT_TYPE_METRIC) ? Opm::unit::barsa : Opm::unit::psia;
+        for (size_t index = 0; index < simulator_state.pressure().size(); ++index) {
+            simulator_state.pressure()[index] = unit::convert::from((double)pressure_data[index], deck_pressure_unit);
+        }
+    }
+}
+
+
+    void restoreSOLUTIONData(const std::string& restart_filename,
+                             int reportstep,
+                             const EclipseState& eclipseState,
+                             const UnstructuredGrid& grid,
+                             const PhaseUsage& phaseUsage,
+                             SimulatorState& simulator_state)
+    {
+        const char* filename = restart_filename.c_str();
+        ecl_file_type* file_type = ecl_file_open(filename, 0);
+
+        if (file_type != NULL) {
+            bool block_selected = ecl_file_select_rstblock_report_step(file_type , reportstep);
+
+            if (block_selected) {
+
+                restorePressureData(file_type, eclipseState, grid, simulator_state);
+                restoreTemperatureData(file_type, eclipseState, grid, simulator_state);
+
+                int numcells = Opm::UgGridHelpers::numCells(grid);
+
+                float* sgas_data = NULL;
+                float* swat_data = NULL;
+
+                if (phaseUsage.phase_used[BlackoilPhases::Aqua]) {
+                    ecl_kw_type* swat_kw = ecl_file_iget_named_kw(file_type , "SWAT", 0);
+                    swat_data = ecl_kw_get_float_ptr(swat_kw);
+                    std::vector<double> swat_datavec(&swat_data[0], &swat_data[numcells]);
+                    EclipseIOUtil::addToStripedData(swat_datavec, simulator_state.saturation(), phaseUsage.phase_pos[BlackoilPhases::Aqua], phaseUsage.num_phases);
+                }
+
+                if (phaseUsage.phase_used[BlackoilPhases::Vapour]) {
+                    ecl_kw_type* sgas_kw = ecl_file_iget_named_kw(file_type , "SGAS", 0);
+                    sgas_data = ecl_kw_get_float_ptr(sgas_kw);
+                    std::vector<double> sgas_datavec(&sgas_data[0], &sgas_data[numcells]);
+                    EclipseIOUtil::addToStripedData(sgas_datavec, simulator_state.saturation(), phaseUsage.phase_pos[BlackoilPhases::Vapour], phaseUsage.num_phases);
+                }
+            }
+
+            ecl_file_close(file_type);
+        }
+    }
+
+
+
+
 } // namespace Opm

opm/core/io/eclipse/EclipseReader.hpp

@@ -3,6 +3,9 @@
 
 #include <string>
 #include <opm/core/simulator/WellState.hpp>
+#include <opm/core/simulator/SimulatorState.hpp>
+#include <opm/core/props/BlackoilPhases.hpp>
+#include <opm/parser/eclipse/EclipseState/EclipseState.hpp>
 
 namespace Opm
 {
@@ -18,6 +21,14 @@ namespace Opm
 ///     An instance of a WellState object, with correct size for each of the 5 contained std::vector<double> objects.
 ///
     void restoreOPM_XWELKeyword(const std::string& restart_filename, int report_step, WellState& wellState);
+    void restoreSOLUTIONData(const std::string& restart_filename,
+                             int report_step,
+                             const EclipseState &eclipseState,
+                             const UnstructuredGrid& grid,
+                             const PhaseUsage& phaseUsage,
+                             SimulatorState& simulator_state);
+
+
 }
 
 #endif // ECLIPSEREADER_HPP