bool doHorizontalSlider(const Rect & rect, float min, float max, float * value, int style = 0);【rect】
float sliderLevel; ... ... g_ui.beginGroup(nv::GroupFlags_GrowRightFromBottom); g_ui.doHorizontalSlider(nv::Rect(),0.f,1.f,&sliderLevel,1); g_ui.endGroup(); ... ...