/** Updates the physics, all karts, the track, and projectile manager.
* \param dt Time step size.
*/
void World::update(float dt)
{
#ifdef DEBUG
assert(m_magic_number == 0xB01D6543);
#endif
PROFILER_PUSH_CPU_MARKER("World::update()", 0x00, 0x7F, 0x00);
#if MEASURE_FPS
static float time = 0.0f;
time += dt;
if (time > 5.0f)
{
time -= 5.0f;
printf("%i\n",irr_driver->getVideoDriver()->getFPS());
}
#endif
PROFILER_PUSH_CPU_MARKER("World::update (sub-updates)", 0x20, 0x7F, 0x00);
WorldStatus::update(dt);
RewindManager::get()->saveStates();
PROFILER_POP_CPU_MARKER();
PROFILER_PUSH_CPU_MARKER("World::update (Kart::upate)", 0x40, 0x7F, 0x00);
// Update all the karts. This in turn will also update the controller,
// which causes all AI steering commands set. So in the following
// physics update the new steering is taken into account.
const int kart_amount = (int)m_karts.size();
for (int i = 0 ; i < kart_amount; ++i)
{
SpareTireAI* sta =
dynamic_cast<SpareTireAI*>(m_karts[i]->getController());
// Update all karts that are not eliminated
if(!m_karts[i]->isEliminated() || (sta && sta->isMoving()))
m_karts[i]->update(dt);
}
PROFILER_POP_CPU_MARKER();
PROFILER_PUSH_CPU_MARKER("World::update (camera)", 0x60, 0x7F, 0x00);
for(unsigned int i=0; i<Camera::getNumCameras(); i++)
{
Camera::getCamera(i)->update(dt);
}
PROFILER_POP_CPU_MARKER();
if(race_manager->isRecordingRace()) ReplayRecorder::get()->update(dt);
Scripting::ScriptEngine *script_engine = Scripting::ScriptEngine::getInstance();
if (script_engine) script_engine->update(dt);
if (!history->dontDoPhysics())
{
Physics::getInstance()->update(dt);
}
PROFILER_PUSH_CPU_MARKER("World::update (weather)", 0x80, 0x7F, 0x00);
if (UserConfigParams::m_graphical_effects && Weather::getInstance())
{
Weather::getInstance()->update(dt);
}
PROFILER_POP_CPU_MARKER();
PROFILER_PUSH_CPU_MARKER("World::update (projectiles)", 0xa0, 0x7F, 0x00);
projectile_manager->update(dt);
PROFILER_POP_CPU_MARKER();
PROFILER_POP_CPU_MARKER();
#ifdef DEBUG
assert(m_magic_number == 0xB01D6543);
#endif
} // update