From bb84977df53fb16ba10eecb52b219071ff786126 Mon Sep 17 00:00:00 2001
From: Ash Tyndall <git@atyndall.net>
Date: Thu, 20 Oct 2011 19:41:07 +0800
Subject: [PATCH]

---
 globals.c |  2 +-
 globals.h |  2 +-
 scene.c   | 10 ++++++++--
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/globals.c b/globals.c
index 03d2f6f..91fb87b 100644
--- a/globals.c
+++ b/globals.c
@@ -73,7 +73,7 @@ int drawFloorRecurse = 5;
 int floorSize = 200;
 
 /* Current camera x, y, z coords */
-GLfloat camx = 0.0, camy = 0.0, camz = 0.0;
+GLfloat camx = 0.0, camy = 0.0, camz = 0.0, rot = 0.0;
 
 /* Light 0 parameters */
 GLfloat diffuse0[] = {1.0, 1.0, 1.0, 1.0};
diff --git a/globals.h b/globals.h
index d856c57..728bf6a 100644
--- a/globals.h
+++ b/globals.h
@@ -63,7 +63,7 @@ extern int drawFloorRecurse;
 extern int floorSize;
 
 /* Current camera position */
-extern GLfloat camx, camy, camz;
+extern GLfloat camx, camy, camz, rot;
 
 /* Light 0 parameters */
 extern GLfloat diffuse0[];
diff --git a/scene.c b/scene.c
index d40ef09..1654527 100644
--- a/scene.c
+++ b/scene.c
@@ -255,8 +255,14 @@ void keyboard(unsigned char key, int x, int y) {
     case 'e':
       camy = camy - 1;
       break;
+    case 'z':
+      rot = rot + 1;
+      break;
+    case 'x':
+      rot = rot - 1;
+      break;
   }
-  printf("Camera is now at (%f, %f, %f)\n", camx, camy, camz);
+  printf("Camera is now at (%f, %f, %f), angle %f\n", camx, camy, camz, rot);
   glutPostRedisplay();
 }
 
@@ -298,7 +304,7 @@ void display() {
   
   // **NOTE: Currently this rotation function is all that moves the camera off
   //         the flat surface. Need to integrate function into gluLookAt
-  //glRotatef(30.0, 1.0, 0.0, 0.0);
+  glRotatef(rot, 1.0, 0.0, 0.0);
 
   /* Reposition the light source. */
   lightPosition[0] = 12*cos(lightAngle);
-- 
2.20.1