text: [{"Owner":"mandim","Date":"2018-10-11T13:49:45Z","Content":"_lt_div class_eq__qt_mages_qt__gt_\n\t\t\t\n_lt_p_gt_\n\tHello_co_\n_lt_/p_gt_\n\n_lt_p_gt_\n\tI_t_m trying to create an SPS with up/down movement of the particles. What I want is to simulate the floating motion in the water. I have tried with pivot.y and Math.sin(k) with k++  but all the particles are moving as a mesh. What I want is to animate the particles randomly (i.e. some of them to move up while some others to move down and at different positions).\n_lt_/p_gt_\n\n_lt_p_gt_\n\tThis is what I got so far_dd_\n_lt_/p_gt_\n\n_lt_p_gt_\n\t_lt_a href_eq__qt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2_qt_ rel_eq__qt_external nofollow_qt__gt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2_lt_/a_gt_\n_lt_/p_gt_\n\n_lt_p_gt_\n\tAny suggestions?\n_lt_/p_gt_\n\n\n\t\t\t\n\t\t_lt_/div_gt_\n\n\t\t_lt_div class_eq__qt_ipsI_qt__gt__lt_/div_gt__lt_/div_gt_"},{"Owner":"jerome","Date":"2018-10-11T14:05:40Z","Content":"_lt_div class_eq__qt_mages_qt__gt_\n\t\t\t\n_lt_p_gt_\n\t_lt_a href_eq__qt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2%233_qt_ rel_eq__qt_external nofollow_qt__gt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2#3_lt_/a_gt_\n_lt_/p_gt_\n\n\n\t\t\t\n\t\t_lt_/div_gt_\n\n\t\t_lt_div class_eq__qt_ipsI_qt__gt__lt_/div_gt__lt_/div_gt_"},{"Owner":"JohnK","Date":"2018-10-11T14:28:17Z","Content":"_lt_div class_eq__qt_mages_qt__gt_\n\t\t\t\n_lt_p_gt_\n\tJerome beat me to it. This one uses the box_t_s horizontal position to determine the height fluctuation _lt_a href_eq__qt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2%235_qt_ rel_eq__qt_external nofollow_qt__gt_http_dd_//playground.babylonjs.com/indexStable.html#EFRPL2#5_lt_/a_gt_\n_lt_/p_gt_\n\n\n\t\t\t\n\t\t_lt_/div_gt_\n\n\t\t_lt_div class_eq__qt_ipsI_qt__gt__lt_/div_gt__lt_/div_gt_"},{"Owner":"mandim","Date":"2018-10-12T06:48:37Z","Content":"_lt_div class_eq__qt_mages_qt__gt_\n\t\t\t\n_lt_p_gt_\n\tWwwooowww...\n_lt_/p_gt_\n\n_lt_p_gt_\n\tBoth solutions are elegant.\n_lt_/p_gt_\n\n_lt_p_gt_\n\tMany thanks!!\n_lt_/p_gt_\n\n\n\t\t\t\n\t\t_lt_/div_gt_\n\n\t\t_lt_div class_eq__qt_ipsI_qt__gt__lt_/div_gt__lt_/div_gt_"}]