36 files changed, 332 insertions, 176 deletions

diff --git a/src/controller/callbacks/display.c b/src/controller/callbacks/display.c
new file mode 100644
index 0000000..68211b5
--- a/dev/null
+++ b/src/controller/callbacks/display.c
@@ -0,0 +1,13 @@
+#include "display.h"
+#include "../../view/exp004geometry.h"
+#include <GL/glut.h>
+
+void
+display (void)
+{
+  glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+  exp004geometry (GL_RENDER);
+  glutSwapBuffers ();
+
+  return;
+}