From 75c88681ee470ffb1f54a23df68602b97c7cf6b0 Mon Sep 17 00:00:00 2001
From: Faerbit <faerbit@gmail.com>
Date: Sat, 15 Nov 2014 14:26:17 +0100
Subject: [PATCH] Adding updateDistance to camera.

---
 camera.cc | 12 ++++++++++++
 camera.hh |  1 +
 2 files changed, 13 insertions(+)

diff --git a/camera.cc b/camera.cc
index 08ea557..62736ba 100644
--- a/camera.cc
+++ b/camera.cc
@@ -42,3 +42,15 @@ void Camera::updateRotation(glm::vec2 rotation) {
         this-> rotation += rotation;
     }
 }
+
+void Camera:: updateDistance(float distance) {
+    if (this->distance + distance <= 1.0f) {
+        this->distance = 1.0f;
+    }
+    else if (this->distance + distance >= 100.0f) {
+        this->distance = 100.f;
+    }
+    else {
+        this->distance += distance;
+    }
+}
diff --git a/camera.hh b/camera.hh
index 7391fa3..ee21e98 100644
--- a/camera.hh
+++ b/camera.hh
@@ -10,6 +10,7 @@ class Camera {
         ~Camera();
         float getDistance();
         void setDistance(float distance);
+        void updateDistance(float distance); //adds to current distance
         glm::vec2 getRotation();
         void setRotation(glm::vec2 rotation);
         void updateRotation(glm::vec2 rotation); //adds to current rotation