basic template

source/main.cpp

@@ -1,9 +1,52 @@
+#include <glad/glad.h> // Include GLAD before GLFW
+#include <GLFW/glfw3.h>
 #include <iostream>
 
-#include <glad/glad.h>
-#include <GLFW/glfw3.h>
-
-int main()
-{
-    return 0;
+// Callback to resize the viewport when the window is resized
+void framebuffer_size_callback(GLFWwindow *window, int width, int height) {
+    (void)window; // Unused parameter
+	glViewport(0, 0, width, height);
+}
+
+int main() {
+	// 1. Initialize GLFW
+	glfwInit();
+	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
+	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+
+	// 2. Create the Window
+	GLFWwindow *window = glfwCreateWindow(800, 600, "LearnOpenGL", NULL, NULL);
+	if (window == NULL) {
+		std::cout << "Failed to create GLFW window" << std::endl;
+		glfwTerminate();
+		return -1;
+	}
+	glfwMakeContextCurrent(window);
+	glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
+
+	// 3. Initialize GLAD (Load function pointers)
+	if (!gladLoadGLLoader(reinterpret_cast<GLADloadproc>(glfwGetProcAddress))){
+		std::cout << "Failed to initialize GLAD" << std::endl;
+		return -1;
+	}
+
+	// 4. The Render Loop
+	while (!glfwWindowShouldClose(window)) {
+		// Input
+		if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
+			glfwSetWindowShouldClose(window, true);
+
+		// Rendering commands here
+		glClearColor(0.2f, 0.3f, 0.3f, 1.0f); // Set clear color (Teal)
+		glClear(GL_COLOR_BUFFER_BIT);         // Clear the screen
+
+		// Swap buffers and poll IO events
+		glfwSwapBuffers(window);
+		glfwPollEvents();
+	}
+
+	// 5. Clean up
+	glfwTerminate();
+	return 0;
 }