From 05327fbe7a62f6ab67c3a27aec7a28c66e7d5127 Mon Sep 17 00:00:00 2001
From: Eryn Wells <eryn@erynwells.me>
Date: Wed, 16 Jul 2014 23:28:40 -0700
Subject: [PATCH] =?UTF-8?q?Missed=20a=20few=20things=20when=20I=E2=80=A6?=
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- Removed the (viewing) angle member
- Added Up and Right vectors
---
 src/camera.h | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/camera.h b/src/camera.h
index f9ccc80..b6e3551 100644
--- a/src/camera.h
+++ b/src/camera.h
@@ -29,19 +29,21 @@ public:
     float get_angle() const;
 
     virtual Ray compute_primary_ray(const int &x, const int &y) const = 0;
+    const Vector3& GetRight() const;
+    void SetRight(const Vector3& right);
+    const Vector3& GetUp() const;
+    void SetUp(const Vector3& up);
+
 
 private:
-    // Pixel dimensions of the image plane.
-    int pwidth, pheight;
-
     // Size of the image plane.
     Vector3 height, width;
 
     // Direction. A normalized vector defining where the camera is pointed.
     Vector3 direction;
+    Vector3 mRight;
+    Vector3 mUp;
 
-    // Horizontal viewing angle.
-    float angle;
 };