For now, the images capture a brief, dynamic moment in a star's death march, offering a rare peek at how its debris scatters through space, seeding future generations of stars and planets.
While this is immediately effective, the random perturbations introduce a disturbing texture that can obfuscate details in the original image. To counter this, we can make some smart choices on where and by how much to perturb our input image in an attempt to add some structure to our dither and preserve some of the lost detail.
。Line官方版本下载对此有专业解读
Steven Vaughan-Nichols, Senior Contributing EditorSenior Contributing Editor
1. 建堆：将数组构建成大顶堆（父节点 = 子节点）