From 1ef8047f42546c7f118a2874bbe1c9d965890a1c Mon Sep 17 00:00:00 2001
From: Faerbit <faerbit@gmail.com>
Date: Tue, 2 Jun 2015 21:14:54 +0200
Subject: [PATCH] Implemented a function to check how high the
 maxShadowSampleCount should be.

---
 game/graphics.cc |  1 +
 game/level.cc    | 17 ++++++++++++++++-
 game/level.hh    |  1 +
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/game/graphics.cc b/game/graphics.cc
index 019f39c..49ecb3e 100644
--- a/game/graphics.cc
+++ b/game/graphics.cc
@@ -226,6 +226,7 @@ void Graphics::init(Level* level) {
     #ifdef SAXUM_DEBUG
         std::cout << "There were " << Material::getAllTextures()->size()
                 <<  " materials used in this level." << std::endl;
+        cout << "There are " << level->checkMaxSurroundingLights() << " max surrounding lights." << endl;
     #endif
 
     initShadowRenderQueue();
diff --git a/game/level.cc b/game/level.cc
index 3497ce7..a109b2e 100644
--- a/game/level.cc
+++ b/game/level.cc
@@ -1,7 +1,6 @@
 #include "level.hh"
 #include "loader.hh"
 #include <string>
-#include "graphics.hh"
 
 Level::Level(std::string xmlFilePath) {
     // default value
@@ -51,6 +50,22 @@ void Level::load() {
     this->camera = Camera(glm::vec2(-0.8f, 0.0f), 3.0f);
 }
 
+int Level::checkMaxSurroundingLights() {
+    int maxSurroundingLights = 0;
+    for(unsigned int i = 0; i<lights.size(); i++) {
+        int thisSurroundingLights = 0;
+        for(unsigned int j = 0; j<lights.size(); j++) {
+            if (glm::distance(lights.at(i)->getPosition(), lights.at(j)->getPosition()) < skydomeSize) {
+                thisSurroundingLights++;
+            }
+        }
+        if (thisSurroundingLights > maxSurroundingLights) {
+            maxSurroundingLights = thisSurroundingLights;
+        }
+    }
+    return maxSurroundingLights;
+}
+
 void Level::render(ACGL::OpenGL::SharedShaderProgram shader, bool lightingPass, 
         glm::vec3 center, int chunkRenderDistance, glm::mat4* viewProjectionMatrix,
         std::vector<glm::mat4>* shadowVPs) {
diff --git a/game/level.hh b/game/level.hh
index 8eab380..42a8c12 100644
--- a/game/level.hh
+++ b/game/level.hh
@@ -87,6 +87,7 @@ class Level {
         void enqueueObjects(Graphics* graphics);
         void sortObjects(int textureCount);
         std::vector<shared_ptr<Light>>* getClosestLights();
+        int checkMaxSurroundingLights();
     private:
         std::vector<Chunk*> getSurroundingChunks(glm::vec3 center, int chunkRenderDistance);
         lua_State* luaState=nullptr;