Jiajie Zhang's repositories
tetris_game
A Tetris Game with AI
ice_halo_sim
A ray-tracing based simulation program for ice halos.
star_alignment
Align several astronomy / nightscape images by star points in images.
spec_render
Spectral rendering. Calculate a RGB color given a spectrum.
ColorScienceUtils
some utilities for color science
exposure_bracketing_to_HDR_photo
Merge multi-frames exposure bracketing into a single HDR image (a single frame PQ/2020 HDR video).
lunar_eclipse_hdr_timelapse
some codes for making the HDR timelapse of the total lunar eclipse
RainbowCoronaSimulation
simulation for rainbow and corona
SparseQP_bench
A simple benchmark for a large scale sparse quadratic programming (QP) problem
VideoRunningAverage
Stack video frames to get a slow shutter motion blur effect.
ice_halo_notes
Some notes on ice halo. Most will be posted on my Zhihu Zhuanlan (column)
astro_projects_index
An index for astronomy projects developed by a group of amateur astronomers. We develop these tools for our interest.
halo_graphics
Some tools for plotting figures on my Halo Series articles.
lua_formatter
a simple and short script to format Lua codes
path_and_halo
check and render ice halo based on pre-computed ray path