html5 - Cara menulis kesan penyebaran kelopak dan cara menghasilkan banyak kelopak

Question

.swiper-wrapper .swiper-slide:nth-of-type(1) {
    background: url("../img/p1_bg.jpg");
    background-size: 100% 100%;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(1){
    position: absolute;
    top: 35%;
    left: 4%;
    animation: rotate_flower1 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(2){
    position: absolute;
    top: 23%;
    left: 45%;
    animation: rotate_flower2 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(3){
     position: absolute;
     top: 32%;
     left: 33%;
    animation: rotate_flower2 4s linear infinite;
 }
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(4){
    position: absolute;
    top: 46%;
    left: 43%;
    animation: rotate_flower3 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(5){
    position: absolute;
    top: 38%;
    left: 77%;
    animation: rotate_flower2 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(6){
    position: absolute;
    top: 31%;
    left: 48%;
    animation: rotate_flower1 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(7){
    position: absolute;
    top: 26%;
    left: 28%;
    animation: rotate_flower3 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(8){
    position: absolute;
    top: 35%;
    left: 67%;
    animation: rotate_flower3 4s linear infinite;
}
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(9){
     position: absolute;
     top: 25%;
     left: 89%;
    animation: rotate_flower2 4s cubic-bezier(.2,0,.1,0) infinite;
 }
.swiper-wrapper .swiper-slide:nth-of-type(1) img:nth-child(10){
    position: absolute;
    top: 33%;
    left: 75%;
    animation: rotate_flower1 4s linear infinite;
}
@keyframes rotate_flower1{
     to{
         transform: rotate(359deg);
         top: 78%;
     }
 }
@keyframes rotate_flower2{
    to{
        transform: rotate(359deg);
        top: 92%;

    }
}
@keyframes rotate_flower3{
    to{
        transform: rotate(359deg);
        top: 86%;
        opacity: 0;
    }
}

Saya menulis satu persatu sekarang
Sangat mengecewakan
Dan tidak mungkin banyak kelopak boleh dijana tanpa terhingga apabila hanya ada sedikit boleh dicapai tanpa kanvas? kanvas

Answer 1

Hanya cari beberapa gambar kelopak dan gunakan js untuk mengawal putaran pada sudut yang berbeza

Answer 2

layabox, phaser, kesan zarah

Answer 3

Berbilang gambar kelopak, gunakan js untuk menjana kedudukan kelopak dan putaran kelopak secara rawak dan pilih gambar kelopak.