From 929cd4fbfec7b7f2b0daa807974de5308d04223a Mon Sep 17 00:00:00 2001
From: yangxiao <yangxiao@cocos2d-x.org>
Date: Mon, 3 Aug 2015 10:12:04 +0800
Subject: [PATCH] set default value for _lightDir

---
 cocos/3d/CCTerrain.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cocos/3d/CCTerrain.cpp b/cocos/3d/CCTerrain.cpp
index 9a04e5bb4d..ed2b77874b 100644
--- a/cocos/3d/CCTerrain.cpp
+++ b/cocos/3d/CCTerrain.cpp
@@ -279,6 +279,7 @@ Terrain::Terrain()
 : _alphaMap(nullptr)
 , _stateBlock(nullptr)
 , _lightMap(nullptr)
+, _lightDir(-1.f, -1.f, 0.f)
 {
     _stateBlock = RenderState::StateBlock::create();
     CC_SAFE_RETAIN(_stateBlock);