* Add remaining levels to build system
* add a particles menu
* Update default-menu.gc
* Update part-tester.gc
* make part tester non-destructive
* Make the "ps2 particles" toggle work!
* Update kmachine.h
* fix test
* fix test
* optimize sprite texture flush + update shaders
* fix bugs
* change logic a bit
* crunch PNGs
* hud size fix
* clang
* remove shaders from list
* use really small alpha cut-off point for sprites
* ad `flat` to vertex shaders too
* increase cut-off very slightly
* take *2 into account
* ok for real this should be good enough
* improve performance on intel graphics
* more tweaks, add a glfinish button
* remove divide in fragment shader
* temp
* add cpu sky blend
* use vao
* change format
* use floats in direct renderer
* format
* format again
* tfrag ice
* temp
* some decomp
* tfrag dma setup
* fix negative label bug
* tfrag dma setup
* tfrag, with pipeline tricks
* kinda works
* cleanup before trying some color stuff
* time of day works
* clean up
* temp before render changes
* a few more fixes
* fix up tests
* clean up
* fix
* fix alignment
* one more cleanup
* time of day
* goal code seems to work
* stars at wrong spot
* stars and sun work
* debugging clouds
* fix texture correction
* sky works
* cleanup, add profiler
* clean up
* final clean up
* offline tests
* missing include
* wip, taking a break to work on asm stuff first
* the goal code for sparticle
* mips2c the first sparticle asm function
* temp
* particle processing no longer crashing
* temp
* working texture cache for vi1 and hud textures
* sprites
* cleanup 1
* temp
* temp
* add zstd library
* temp
* working
* tests
* include fix
* uncomment
* better decomp of sparticle stuff, part 1
* update references