From aafbd8ec9cdee602abaa4a0cf26bb2486f2f3b42 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Oudin?= <oudin@crans.org>
Date: Tue, 13 Feb 2018 18:25:53 +0100
Subject: [PATCH] Add a get_surface method to perlin ground

---
 PerlinGround.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/PerlinGround.hpp b/PerlinGround.hpp
index 597624c..08f3182 100644
--- a/PerlinGround.hpp
+++ b/PerlinGround.hpp
@@ -8,6 +8,7 @@ class PerlinGround : public Ground {
         PerlinGround(unsigned int seed);
         double operator() (double, double) const;
         Point get_normal(double x, double y) const;
+        PerlinNoise* get_surface() { return &surface;}
     private:
         PerlinNoise surface;
 };