Initial commit

src/main/java/org/hirw/game/App.java

@@ -0,0 +1,74 @@
+package org.hirw.game;
+
+import static org.lwjgl.glfw.Callbacks.*;
+import static org.lwjgl.glfw.GLFW.*;
+import static org.lwjgl.opengl.GL11.*;
+import static org.lwjgl.system.MemoryStack.*;
+import static org.lwjgl.system.MemoryUtil.*;
+
+import java.nio.*;
+import org.lwjgl.*;
+import org.lwjgl.glfw.*;
+import org.lwjgl.opengl.*;
+import org.lwjgl.system.*;
+
+public class App {
+  private long window;
+
+  public void run() {
+    System.out.println("Hello LWJGL " + Version.getVersion() + "!");
+    init();
+    loop();
+    glfwFreeCallbacks(window);
+    glfwDestroyWindow(window);
+    glfwTerminate();
+    glfwSetErrorCallback(null).free();
+  }
+
+  private void init() {
+    GLFWErrorCallback.createPrint(System.err).set();
+    if (!glfwInit()) throw new IllegalStateException("Unable to initialize GLFW");
+
+    glfwDefaultWindowHints();
+    glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE);
+    glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE);
+
+    window = glfwCreateWindow(300, 300, "Hello World!", NULL, NULL);
+    if (window == NULL) throw new RuntimeException("Failed to create the GLFW window");
+
+    glfwSetKeyCallback(
+        window,
+        (window, key, scancode, action, mods) -> {
+          if (key == GLFW_KEY_ESCAPE && action == GLFW_RELEASE)
+            glfwSetWindowShouldClose(window, true);
+        });
+
+    try (MemoryStack stack = stackPush()) {
+      IntBuffer pWidth = stack.mallocInt(1);
+      IntBuffer pHeight = stack.mallocInt(1);
+      glfwGetWindowSize(window, pWidth, pHeight);
+      GLFWVidMode vidmode = glfwGetVideoMode(glfwGetPrimaryMonitor());
+      glfwSetWindowPos(
+          window, (vidmode.width() - pWidth.get(0)) / 2, (vidmode.height() - pHeight.get(0)) / 2);
+    }
+
+    glfwMakeContextCurrent(window);
+    glfwSwapInterval(1);
+    glfwShowWindow(window);
+  }
+
+  private void loop() {
+    GL.createCapabilities();
+    glClearColor(1.0f, 0.0f, 0.0f, 0.0f);
+
+    while (!glfwWindowShouldClose(window)) {
+      glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+      glfwSwapBuffers(window);
+      glfwPollEvents();
+    }
+  }
+
+  public static void main(String[] args) {
+    new App().run();
+  }
+}

src/test/java/org/hirw/game/AppTest.java

@@ -0,0 +1,38 @@
+package org.hirw.game;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+/**
+ * Unit test for simple App.
+ */
+public class AppTest
+    extends TestCase
+{
+    /**
+     * Create the test case
+     *
+     * @param testName name of the test case
+     */
+    public AppTest( String testName )
+    {
+        super( testName );
+    }
+
+    /**
+     * @return the suite of tests being tested
+     */
+    public static Test suite()
+    {
+        return new TestSuite( AppTest.class );
+    }
+
+    /**
+     * Rigourous Test :-)
+     */
+    public void testApp()
+    {
+        assertTrue( true );
+    }
+}