From 36a6e2aae489b0b8489476543b704e0042f466fb Mon Sep 17 00:00:00 2001
From: hasufell <hasufell@hasufell.de>
Date: Fri, 9 May 2014 14:55:16 +0200
Subject: [PATCH] Implement "q" for quit program

---
 gl_draw.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/gl_draw.c b/gl_draw.c
index 05be84f..dbcf274 100644
--- a/gl_draw.c
+++ b/gl_draw.c
@@ -393,5 +393,19 @@ void keyboard(unsigned char key, int x, int y)
 		glTranslatef(0.0f, 0.0f, -1.0f);
 		break;
 	case 'q':
+		gl_destroy();
+		break;
 	}
 }
+
+/**
+ * Destroy the gl session/window.
+ */
+static void gl_destroy(void)
+{
+	free(obj->edges);
+	free(obj->vertices);
+	free(obj->faces);
+	free(obj);
+	glutDestroyWindow(glutGetWindow());
+}