Fixed polycount in kart selection screen

src/graphics/draw_calls.cpp

@@ -535,8 +535,7 @@ void DrawCalls::prepareDrawCalls( ShadowMatrices& shadow_matrices,
     while (reason != GL_ALREADY_SIGNALED)
     {
         if (reason == GL_WAIT_FAILED) break;
-        StkTime::sleep(1);
-        reason = glClientWaitSync(m_sync, GL_SYNC_FLUSH_COMMANDS_BIT, 0);
+        reason = glClientWaitSync(m_sync, GL_SYNC_FLUSH_COMMANDS_BIT, 1000000);
     }
     glDeleteSync(m_sync);
     PROFILER_POP_CPU_MARKER();

src/graphics/shader_based_renderer.cpp

@@ -935,6 +935,9 @@ void ShaderBasedRenderer::renderToTexture(GL3RenderTarget *render_target,
                                           irr::scene::ICameraSceneNode* camera,
                                           float dt)
 {
+    resetObjectCount();
+    resetPolyCount();
+    
     irr::core::dimension2du texture_size = render_target->getTextureSize();
     
     size_t width  = texture_size.Width ;