Implemented a function to check how high the maxShadowSampleCount should be.

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();

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) {

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;