From 94d60ad56f9c8cc80c93bca5a56725ade648867b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mario=20H=C3=BCttel?= <mario.huettel@gmx.net>
Date: Thu, 16 Jul 2020 22:18:18 +0200
Subject: [PATCH] Add gui for serial configuration

---
 include/opengl-playground/imu-serial.hpp |  5 ++++
 src/imu-serial.cpp                       | 28 +++++++++++++++++++
 src/main.cpp                             | 34 +++++++++++++++++++++++-
 3 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/include/opengl-playground/imu-serial.hpp b/include/opengl-playground/imu-serial.hpp
index f88a13a..1d9890e 100644
--- a/include/opengl-playground/imu-serial.hpp
+++ b/include/opengl-playground/imu-serial.hpp
@@ -15,6 +15,11 @@ class ImuSerial
 		void start();
 		void stop();
 
+		void set_device(const std::string &device);
+		void set_baudrate(const unsigned int baud);
+		unsigned int get_baudrate();
+		const std::string &get_device();
+		bool runs();
 		glm::quat get_quaternion();
 		glm::vec3 get_accel();
 		glm::vec3 get_gyro();
diff --git a/src/imu-serial.cpp b/src/imu-serial.cpp
index 4ec6e06..a0b0d4d 100644
--- a/src/imu-serial.cpp
+++ b/src/imu-serial.cpp
@@ -244,6 +244,34 @@ void ImuSerial::stop()
 	}
 }
 
+void ImuSerial::set_device(const std::string &device)
+{
+	this->serial_device = device;
+}
+
+void ImuSerial::set_baudrate(const unsigned int baud)
+{
+	this->baud = baud;
+}
+
+unsigned int ImuSerial::get_baudrate()
+{
+	return this->baud;
+}
+
+const std::string &ImuSerial::get_device()
+{
+	return this->serial_device;
+}
+
+bool ImuSerial::runs()
+{
+	if (this->worker.joinable() && this->stop_flag == 0)
+		return true;
+	else
+		return false;
+}
+
 glm::quat ImuSerial::get_quaternion()
 {
 	std::lock_guard(this->quat_mutex);
diff --git a/src/main.cpp b/src/main.cpp
index 293ddb1..5e0c337 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -16,6 +16,38 @@
 #define WINDOW_WIDTH 1500
 #define WINDOW_HEIGHT 1000
 
+static void handle_serial_port_gui(ImuSerial &imu_comm)
+{
+	static char foo[512] = {0};
+	static int baud_rate;
+	static bool first = true;
+	bool runs = imu_comm.runs();
+
+
+	if (first) {
+		imu_comm.get_device().copy(foo, sizeof(foo), 0);
+		baud_rate = imu_comm.get_baudrate();
+		first = false;
+	}
+
+	ImGui::Begin("Serial Config");
+	ImGui::InputText("Serial Device", foo, sizeof(foo));
+	ImGui::InputInt("Baudrate", &baud_rate);
+	bool button = ImGui::Button((runs ? "Stop" : "Start"));
+	ImGui::End();
+
+	if (button) {
+		if (runs) {
+			imu_comm.stop();
+		} else {
+			imu_comm.set_device(std::string(foo));
+			imu_comm.set_baudrate((unsigned int)baud_rate);
+			imu_comm.start();
+		}
+	}
+
+}
+
 int main(int argc, char **argv)
 {
 	(void)argc;
@@ -73,7 +105,6 @@ int main(int argc, char **argv)
 	glEnable(GL_DEPTH_TEST);
 
 	auto imu_serial = ImuSerial("/dev/ttyUSB0", 115200);
-	imu_serial.start();
 
 	while (run) {
 
@@ -108,6 +139,7 @@ int main(int argc, char **argv)
 		ImGui_ImplSDL2_NewFrame(window->getWindow());
 		ImGui::NewFrame();
 
+		handle_serial_port_gui(imu_serial);
 
 		ImGui::Begin("Camera");