add window

src/main.c

@@ -1,7 +1,28 @@
+#include <GL/glew.h>
+#include <GLFW/glfw3.h>
 #include <stdio.h>
 
 int main(int argc, char const *argv[])
 {
-	printf("Hello World!\n");
+	glfwInit();
+	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
+	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+
+	GLFWwindow *window = glfwCreateWindow(800, 600, "CG1", NULL, NULL);
+	if (!window) {
+		printf("Failed to open window\n");
+		glfwTerminate();
+		return 1;
+	}
+	glfwMakeContextCurrent(window);
+
+	while (!glfwWindowShouldClose(window)) {
+		glfwSwapBuffers(window);
+		glfwPollEvents();
+	}
+
+	glfwTerminate();
+
 	return 0;
 }