From 37fef2891140074b809f79102be793d2ff8d644a Mon Sep 17 00:00:00 2001
From: Skittles <dragonfly2046@dungeon.rip>
Date: Wed, 22 Apr 2026 22:47:12 -0700
Subject: [PATCH] Add initial sensor sampler and processing components

---
 app/CMakeLists.txt              |  9 ++++++++-
 app/src/SensorDataProcessor.cpp |  9 +++++++++
 app/src/SensorDataProcessor.hpp | 19 +++++++++++++++++++
 app/src/SensorSampler.cpp       |  9 +++++++++
 app/src/SensorSampler.hpp       | 19 +++++++++++++++++++
 app/src/main.cpp                | 21 ++++++++++++++++++---
 6 files changed, 82 insertions(+), 4 deletions(-)
 create mode 100644 app/src/SensorDataProcessor.cpp
 create mode 100644 app/src/SensorDataProcessor.hpp
 create mode 100644 app/src/SensorSampler.cpp
 create mode 100644 app/src/SensorSampler.hpp

diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index f639f6c..cf40623 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -9,7 +9,14 @@ find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 
 project(app LANGUAGES C)
 
-target_sources(app PRIVATE src/main.cpp)
+target_sources(app
+  PRIVATE
+  src/main.cpp
+  src/SensorDataProcessor.cpp
+  src/SensorDataProcessor.hpp
+  src/SensorSampler.cpp
+  src/SensorSampler.hpp
+)
 
 # The code below locates the git index file for this repository and adds it as a dependency for
 # the application VERSION file so that if the repo has a new commit added, even if no files in
diff --git a/app/src/SensorDataProcessor.cpp b/app/src/SensorDataProcessor.cpp
new file mode 100644
index 0000000..f32a11e
--- /dev/null
+++ b/app/src/SensorDataProcessor.cpp
@@ -0,0 +1,9 @@
+#include "SensorDataProcessor.hpp"
+#include <zephyr/kernel.h>
+
+void app::SensorDataProcessor::entryPoint(void *, void *, void *) {
+  while (true) {
+    printk("app::SensorDataProcessor::entryPoint - Running...\n");
+    k_sleep(K_SECONDS(5));
+  }
+}
diff --git a/app/src/SensorDataProcessor.hpp b/app/src/SensorDataProcessor.hpp
new file mode 100644
index 0000000..ae936d1
--- /dev/null
+++ b/app/src/SensorDataProcessor.hpp
@@ -0,0 +1,19 @@
+#ifndef SENSOR_DATA_PROCESSOR_HPP
+#define SENSOR_DATA_PROCESSOR_HPP
+
+namespace app {
+
+class SensorDataProcessor {
+public:
+  SensorDataProcessor() = default;
+  ~SensorDataProcessor() = default;
+
+  // Thread entry
+  static void entryPoint(void *, void *, void *);
+
+private:
+};
+
+} // namespace app
+
+#endif
diff --git a/app/src/SensorSampler.cpp b/app/src/SensorSampler.cpp
new file mode 100644
index 0000000..3cc8471
--- /dev/null
+++ b/app/src/SensorSampler.cpp
@@ -0,0 +1,9 @@
+#include "SensorSampler.hpp"
+#include <zephyr/kernel.h>
+
+void app::SensorSampler::entryPoint(void *, void *, void *) {
+  while (true) {
+    printk("app::SensorSampler::entryPoint - Running...\n");
+    k_sleep(K_SECONDS(5));
+  }
+}
diff --git a/app/src/SensorSampler.hpp b/app/src/SensorSampler.hpp
new file mode 100644
index 0000000..606687e
--- /dev/null
+++ b/app/src/SensorSampler.hpp
@@ -0,0 +1,19 @@
+#ifndef SENSOR_SAMPLER_HPP
+#define SENSOR_SAMPLER_HPP
+
+namespace app {
+
+class SensorSampler {
+public:
+  SensorSampler() = default;
+  ~SensorSampler() = default;
+
+  // Thread entry
+  static void entryPoint(void *, void *, void *);
+
+private:
+};
+
+} // namespace app
+
+#endif
diff --git a/app/src/main.cpp b/app/src/main.cpp
index 888e381..9570a5d 100644
--- a/app/src/main.cpp
+++ b/app/src/main.cpp
@@ -3,19 +3,34 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+#include "SensorDataProcessor.hpp"
+#include "SensorSampler.hpp"
+#include <app_version.h>
 #include <zephyr/kernel.h>
 #include <zephyr/logging/log.h>
 
-#include <app_version.h>
-
 LOG_MODULE_REGISTER(main, CONFIG_APP_LOG_LEVEL);
 
+// Sensor Data Processor
+static constexpr size_t SensorDataProcessorStackSize = 1024;
+static constexpr size_t SensorDataProcessorPriority = 5;
+K_THREAD_DEFINE(SensorDataProcessorThreadId, SensorDataProcessorStackSize,
+                app::SensorDataProcessor::entryPoint, NULL, NULL, NULL,
+                SensorDataProcessorPriority, 0, 0);
+
+// Sensor Sampler
+static constexpr size_t SensorSamplerStackSize = 1024;
+static constexpr size_t SensorSamplerPriority = 5;
+K_THREAD_DEFINE(SensorSamplerThreadId, SensorSamplerStackSize,
+                app::SensorSampler::entryPoint, NULL, NULL, NULL,
+                SensorSamplerPriority, 0, 0);
+
 int main() {
   printk("Zephyr Example Application %s\n", APP_VERSION_STRING);
   printk("Build with C++ standard: %ldL\n", __cplusplus);
 
   while (true) {
-    printk("Running...\n");
+    printk("main - Running...\n");
     k_sleep(K_SECONDS(5));
   }