From b110551db6ad746137225e32a1b11b89c1eb7a6e Mon Sep 17 00:00:00 2001
From: Faerbit <faerbit@gmail.com>
Date: Thu, 28 May 2015 11:23:27 +0200
Subject: [PATCH] Added a parameter to getSurroundingChunks to limit the
 chunkRenderDistance.

---
 game/level.cc | 13 +++++++++----
 game/level.hh |  2 +-
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/game/level.cc b/game/level.cc
index f70fb63..3a79a29 100644
--- a/game/level.cc
+++ b/game/level.cc
@@ -141,13 +141,18 @@ void Level::enqueueObjects(Graphics* graphics) {
     graphics->enqueueObjects(&sortedCrossChunkObjects);
 }
 
-std::vector<Chunk*> Level::getSurroundingChunks() {
+std::vector<Chunk*> Level::getSurroundingChunks(int chunkRenderDistance) {
     int renderDistance = 0;
-    if ((int)farPlane % chunkSize == 0) {
-        renderDistance = (((int)skydomeSize)+chunkSize/2)/chunkSize;
+    if (chunkRenderDistance < 0) {
+        if ((int)farPlane % chunkSize == 0) {
+            renderDistance = (((int)skydomeSize)+chunkSize/2)/chunkSize;
+        }
+        else {
+            renderDistance = ((((int)skydomeSize)+chunkSize/2)/chunkSize) + 1;
+        }
     }
     else {
-        renderDistance = ((((int)skydomeSize)+chunkSize/2)/chunkSize) + 1;
+        renderDistance = chunkRenderDistance;
     }
     int xPosition = ((int)cameraCenter->getPosition().x + (terrain.getHeightmapWidth()/2))/chunkSize;
     int zPosition = ((int)cameraCenter->getPosition().z + (terrain.getHeightmapHeight()/2))/chunkSize;
diff --git a/game/level.hh b/game/level.hh
index b632985..7dea9fd 100644
--- a/game/level.hh
+++ b/game/level.hh
@@ -86,7 +86,7 @@ class Level {
         void sortObjects(int textureCount);
         std::vector<Light*>* getClosestLights();
     private:
-        std::vector<Chunk*> getSurroundingChunks();
+        std::vector<Chunk*> getSurroundingChunks(int chunkRenderDistance);
         lua_State* luaState=nullptr;
         std::vector<Object*> crossChunkObjects;
         std::vector<std::vector<Object*>> sortedCrossChunkObjects;