diff --git a/src/graphics/draw_calls.cpp b/src/graphics/draw_calls.cpp
index 40ad6bc94..a686f6220 100644
--- a/src/graphics/draw_calls.cpp
+++ b/src/graphics/draw_calls.cpp
@@ -146,10 +146,10 @@ void DrawCalls::parseSceneManager(core::list<scene::ISceneNode*> &List,
         {
             node->updateVisibility();
         }
-        (*I)->updateAbsolutePosition();
         if (!(*I)->isVisible())
             continue;
 
+        (*I)->updateAbsolutePosition();
         if (STKParticle *node = dynamic_cast<STKParticle*>(*I))
         {
             if (!isCulledPrecise(cam, *I, irr_driver->getBoundingBoxesViz()))
@@ -202,11 +202,17 @@ void DrawCalls::prepareDrawCalls(scene::ICameraSceneNode *camnode)
 {
     CPUParticleManager::getInstance()->reset();
     TextBillboardDrawer::reset();
-    PROFILER_PUSH_CPU_MARKER("- culling", 0xFF, 0xFF, 0x0);
+    PROFILER_PUSH_CPU_MARKER("- prepare draw call", 0xFF, 0xFF, 0x0);
     SP::prepareDrawCalls();
+    PROFILER_POP_CPU_MARKER();
+
+    PROFILER_PUSH_CPU_MARKER("-- parse scene manager", 0x00, 0xFF, 0x0);
     parseSceneManager(
         irr_driver->getSceneManager()->getRootSceneNode()->getChildren(),
         camnode);
+    PROFILER_POP_CPU_MARKER();
+
+    PROFILER_PUSH_CPU_MARKER("-- handle dynamic draw", 0x00, 0xFF, 0x0);
     SP::handleDynamicDrawCall();
     SP::updateModelMatrix();
     PROFILER_POP_CPU_MARKER();
@@ -214,7 +220,7 @@ void DrawCalls::prepareDrawCalls(scene::ICameraSceneNode *camnode)
     PROFILER_PUSH_CPU_MARKER("- cpu particle generation", 0x2F, 0x1F, 0x11);
     CPUParticleManager::getInstance()->generateAll();
     PROFILER_POP_CPU_MARKER();
-
+    
     // Add a 1 s timeout
     if (m_sync != 0)
     {
@@ -233,22 +239,7 @@ void DrawCalls::prepareDrawCalls(scene::ICameraSceneNode *camnode)
         PROFILER_POP_CPU_MARKER();
     }
 
-    /*    switch (reason)
-    {
-    case GL_ALREADY_SIGNALED:
-    printf("Already Signaled\n");
-    break;
-    case GL_TIMEOUT_EXPIRED:
-    printf("Timeout Expired\n");
-    break;
-    case GL_CONDITION_SATISFIED:
-    printf("Condition Satisfied\n");
-    break;
-    case GL_WAIT_FAILED:
-    printf("Wait Failed\n");
-    break;
-    }*/
-
+   
     PROFILER_PUSH_CPU_MARKER("- particle and text billboard upload", 0x3F,
         0x03, 0x61);
     CPUParticleManager::getInstance()->uploadAll();
diff --git a/src/graphics/lod_node.cpp b/src/graphics/lod_node.cpp
index f3215aff2..fa4c06448 100644
--- a/src/graphics/lod_node.cpp
+++ b/src/graphics/lod_node.cpp
@@ -158,11 +158,14 @@ void LODNode::updateVisibility()
     if (!isVisible()) return;
     if (m_nodes.size() == 0) return;
 
-    unsigned int level = getLevel();
-
-    if (m_previous_level != level && !is_in_transition)
+    // Don't need to run the computation of the level everytime
+    if ((int)(rand()%5) == 1)
+    {
+        m_current_level = getLevel();
+    }
+
+    if (m_previous_level != m_current_level && !is_in_transition)
     {
-        m_current_level = level;
         is_in_transition = true;
         m_timer = 0;
     }
diff --git a/src/graphics/shader_based_renderer.cpp b/src/graphics/shader_based_renderer.cpp
index 8035b904a..229b6c502 100644
--- a/src/graphics/shader_based_renderer.cpp
+++ b/src/graphics/shader_based_renderer.cpp
@@ -235,7 +235,7 @@ void ShaderBasedRenderer::renderSceneDeferred(scene::ICameraSceneNode * const ca
     }
     irr_driver->getSceneManager()->setActiveCamera(camnode);
 
-    PROFILER_PUSH_CPU_MARKER("- Draw Call Generation", 0xFF, 0xFF, 0xFF);
+    PROFILER_PUSH_CPU_MARKER("- Draw Call Generation xxx", 0xFF, 0xFF, 0xFF);
     m_draw_calls.prepareDrawCalls(camnode);
     PROFILER_POP_CPU_MARKER();
     PROFILER_PUSH_CPU_MARKER("Update Light Info", 0xFF, 0x0, 0x0);