From ff9b8bb838ecdfbfc1dc81038fcf3b2a87636982 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20Zrounba?=
 <6691770+clement-z@users.noreply.github.com>
Date: Sat, 30 Sep 2023 23:06:01 +0200
Subject: Initial release

---
 src/devices/merger.cpp | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 src/devices/merger.cpp

(limited to 'src/devices/merger.cpp')

diff --git a/src/devices/merger.cpp b/src/devices/merger.cpp
new file mode 100644
index 0000000..2aa3e9f
--- /dev/null
+++ b/src/devices/merger.cpp
@@ -0,0 +1,69 @@
+#include <merger.h>
+#include <specs.h>
+
+using namespace std;
+
+void Merger::on_port_in1_changed()
+{
+    const double transmission = pow(10.0, - m_attenuation_dB / 20) / sqrt(2);
+    m_memory_in1[0] = 0; // initializing for nan wavelength
+
+    if (specsGlobalConfig.verbose_component_initialization)
+    {
+        cout << name() << ":" << endl;
+        cout << "transmission = " << pow(transmission, 2) << " W/W" << endl;
+        cout << (dynamic_cast<spx::oa_signal_type *>(p_in1.get_interface()))->name() << endl;
+        cout << "\t --> \t" << (dynamic_cast<spx::oa_signal_type *>(p_out.get_interface()))->name() << endl;
+        cout << (dynamic_cast<spx::oa_signal_type *>(p_in2.get_interface()))->name();
+        cout << endl;
+        cout << endl;
+    }
+
+    OpticalSignal p_in1_read;
+
+    while (true) {
+        // Wait for a new input signal
+        wait();
+        // Read sum of input signals
+        p_in1_read = p_in1->read();
+
+        auto cur_wavelength_id = p_in1_read.m_wavelength_id;
+        // Updating the field memory
+        m_memory_in1[cur_wavelength_id] = p_in1_read.m_field;
+
+        auto s = OpticalSignal(m_memory_in1[cur_wavelength_id] +
+                                m_memory_in2[cur_wavelength_id]
+                                , cur_wavelength_id);
+
+        s *= transmission;
+
+        m_out_writer.delayedWrite(s,SC_ZERO_TIME);
+    }
+}
+
+void Merger::on_port_in2_changed()
+{
+    const double transmission = pow(10.0, - m_attenuation_dB / 20) / sqrt(2);
+    m_memory_in2[0] = 0; // initializing for nan wavelength
+
+    OpticalSignal p_in2_read;
+
+    while (true) {
+        // Wait for a new input signal
+        wait();
+        // Read sum of input signals
+        p_in2_read = p_in2->read();
+
+        auto cur_wavelength_id = p_in2_read.m_wavelength_id;
+        // Updating the field memory
+        m_memory_in2[cur_wavelength_id] = p_in2_read.m_field;
+
+        auto s = OpticalSignal(m_memory_in1[cur_wavelength_id] +
+                                m_memory_in2[cur_wavelength_id]
+                                , cur_wavelength_id);
+
+        s *= transmission;
+
+        m_out_writer.delayedWrite(s,SC_ZERO_TIME);
+    }
+}
\ No newline at end of file
-- 
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