From 9fff45b76ea92af2ae2727281e23167a350cb988 Mon Sep 17 00:00:00 2001
From: Daniel Chappuis <chappuis.daniel@gmail.com>
Date: Tue, 3 Mar 2015 21:43:42 +0100
Subject: [PATCH] Fix compilation errors on Windows

---
 examples/raycast/Scene.cpp | 2 +-
 examples/raycast/Scene.h   | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/raycast/Scene.cpp b/examples/raycast/Scene.cpp
index 91e7364f..da6423a3 100644
--- a/examples/raycast/Scene.cpp
+++ b/examples/raycast/Scene.cpp
@@ -107,7 +107,7 @@ Scene::Scene(Viewer* viewer, const std::string& shaderFolderPath, const std::str
 // Create the raycast lines
 void Scene::createLines() {
 
-      int nbRaysOneDimension = sqrt(NB_RAYS);
+      int nbRaysOneDimension = std::sqrt(float(NB_RAYS));
 
       for (int i=0; i<nbRaysOneDimension; i++) {
           for (int j=0; j<nbRaysOneDimension; j++) {
diff --git a/examples/raycast/Scene.h b/examples/raycast/Scene.h
index 91ddc9da..9b044e06 100644
--- a/examples/raycast/Scene.h
+++ b/examples/raycast/Scene.h
@@ -27,6 +27,8 @@
 #define SCENE_H
 
 // Libraries
+#define _USE_MATH_DEFINES
+#include <cmath>
 #include "openglframework.h"
 #include "reactphysics3d.h"
 #include "Sphere.h"