1 files changed, 60 insertions, 0 deletions
diff --git a/src/devices/pcm_device.h b/src/devices/pcm_device.h
new file mode 100644
index 0000000..4510591
--- /dev/null
+++ b/src/devices/pcm_device.h
@@ -0,0 +1,60 @@
+#pragma once
+
+#include <vector>
+
+#include <systemc.h>
+
+#include <spx_module.h>
+#include <optical_output_port.h>
+#include <optical_signal.h>
+
+#include "specs.h"
+#include "spx_module.h"
+
+class PCMElement : public spx_module {
+public:
+    // Ports
+    spx::oa_port_in_type p_in;
+    spx::oa_port_out_type p_out;
+
+    // Timed ports writers
+    OpticalOutputPort m_out_writer;
+
+    // Auxiliary struct - stores tuples of value-time
+    typedef pair<double,double> pulse_sample_t;
+
+    // Member variables
+    double m_meltEnergy;
+    int m_state;
+    int m_nStates;
+    double m_transmission = 1;
+    double influence_time_ns = 1;
+
+    /** Current information about the optical input, before any attenuation and phase shift. */
+    double m_last_pulse_power;
+    std::map<uint32_t,OpticalSignal::field_type> m_memory_in;
+
+
+    // Processes
+    void on_input_changed();
+    bool phase_change(const vector<pulse_sample_t> &vec, const bool &local);
+    void update_transmission_local();
+
+
+    // Constructor
+    PCMElement(sc_module_name name,
+               double meltEnergy = 0,
+               int nStates = 0,
+               int state = 0)
+        : spx_module(name)
+        , m_out_writer("out_delayed_writer", p_out)
+        , m_meltEnergy(meltEnergy)
+        , m_state(state)
+        , m_nStates(nStates)
+    {
+        SC_HAS_PROCESS(PCMElement);
+
+        SC_THREAD(on_input_changed);
+        sensitive << p_in;
+    }
+};