using Gay

or how to CNOT die trying

  (_)     | (_) (_)    |
   _ _   _| |_  __ _   |  Type "?" for help, "]?" for Pkg help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 1.10.10 (2025-06-27)
 _/ |\__'_|_|_|\__'_|  |  Official https://julialang.org/ release
|__/                   |

julia> using Gay
ERROR: ArgumentError: Package Gay not found in current path.
- Run `import Pkg; Pkg.add("Gay")` to install the Gay package.
Stacktrace:
 [1] macro expansion
   @ ./loading.jl:1842 [inlined]
 [2] macro expansion
   @ ./lock.jl:267 [inlined]
 [3] __require(into::Module, mod::Symbol)
   @ Base ./loading.jl:1823
 [4] #invoke_in_world#3
   @ ./essentials.jl:926 [inlined]
 [5] invoke_in_world
   @ ./essentials.jl:923 [inlined]
 [6] require(into::Module, mod::Symbol)
   @ Base ./loading.jl:1816

julia> using Pkg

julia> Pkg.add(url="https://github.com/bmorphism/Gay.jl")
     Cloning git-repo `https://github.com/bmorphism/Gay.jl`
    Updating git-repo `https://github.com/bmorphism/Gay.jl`
   Resolving package versions...
   Installed ADTypes ─── v1.20.0
   Installed Pigeons ─── v0.4.9
   Installed Hwloc_jll ─ v2.12.1+0
  Downloaded artifact: Hwloc
    Updating `~/.julia/environments/v1.10/Project.toml`
  [f3dee6b2] + Gay v0.1.0 `https://github.com/bmorphism/Gay.jl#master`
    Updating `~/.julia/environments/v1.10/Manifest.toml`
  [47edcb42] + ADTypes v1.20.0
  [7d9f7c33] + Accessors v0.1.43
  [79e6a3ab] + Adapt v4.4.0
  [dce04be8] + ArgCheck v2.5.0
  [15f4f7f2] + AutoHashEquals v2.2.0
  [13072b0f] + AxisAlgorithms v1.1.0
⌅ [3da002f7] ↓ ColorTypes v0.12.1 ⇒ v0.11.5
⌃ [5ae59095] ↓ Colors v0.13.1 ⇒ v0.12.11
  [38540f10] + CommonSolve v0.2.4
  [a33af91c] + CompositionsBase v0.1.2
  [187b0558] + ConstructionBase v1.6.0
  [a93c6f00] + DataFrames v1.8.1
  [31c24e10] + Distributions v0.25.122
  [6a31a4e8] + Expect v0.3.1
  [f3dee6b2] + Gay v0.1.0 `https://github.com/bmorphism/Gay.jl#master`
  [34004b35] + HypergeometricFunctions v0.3.28
  [842dd82b] + InlineStrings v1.4.5
⌅ [a98d9a8b] + Interpolations v0.15.1
  [3587e190] + InverseFunctions v0.1.17
  [41ab1584] + InvertedIndices v1.3.1
  [51c06dcf] + LispSyntax v0.2.1
  [6fdf6af0] + LogDensityProblems v2.2.0
  [996a588d] + LogDensityProblemsAD v1.13.1
  [da04e1cc] + MPI v0.20.23
  [3da0fdf6] + MPIPreferences v0.1.11
  [6fe1bfb0] + OffsetArrays v1.17.0
  [925886fa] + OnlineStatsBase v1.7.1
  [90014a1f] + PDMats v0.11.36
  [fae87a5f] + ParserCombinator v2.2.1
  [0eb8d820] + Pigeons v0.4.9
  [eebad327] + PkgVersion v0.3.3
  [2dfb63ee] + PooledArrays v1.4.3
  [1fd47b50] + QuadGK v2.11.2
  [c84ed2f1] + Ratios v0.4.5
  [3cdcf5f2] + RecipesBase v1.3.4
  [b873ce64] + ReplMaker v0.2.7
  [79098fc4] + Rmath v0.9.0
  [f2b01f46] + Roots v2.2.10
  [91c51154] + SentinelArrays v1.4.8
  [276daf66] + SpecialFunctions v2.6.1
  [8efc31e9] + SplittableRandoms v0.1.2
  [4c63d2b9] + StatsFuns v1.5.2
  [efce3f68] + WoodburyMatrices v1.0.0
  [a5390f91] + ZipFile v0.10.1
⌃ [e33a78d0] + Hwloc_jll v2.12.1+0
  [7cb0a576] + MPICH_jll v4.3.2+0
  [f1f71cc9] + MPItrampoline_jll v5.5.4+0
  [9237b28f] + MicrosoftMPI_jll v10.1.4+3
  [fe0851c0] + OpenMPI_jll v5.0.9+0
  [efe28fd5] + OpenSpecFun_jll v0.5.6+0
  [f50d1b31] + Rmath_jll v0.5.1+0
  [9fa8497b] + Future
  [4af54fe1] + LazyArtifacts
  [4607b0f0] + SuiteSparse
  [05823500] + OpenLibm_jll v0.8.5+0
        Info Packages marked with ⌃ and ⌅ have new versions available. Those with ⌃ may be upgradable, but those with ⌅ are restricted by compatibility constraints from upgrading. To see why use `status --outdated -m`
Precompiling packages finished.
  78 dependencies successfully precompiled in 35 seconds. 106 already precompiled.

julia> using Gay

julia> REPL mode Gay initialized. Press ` to enter and backspace to exit.

  ╔═══════════════════════════════════════╗
  ║     Gay.jl REPL Initialized 🏳️‍🌈      ║
  ╚═══════════════════════════════════════╝
  Press ` to enter Gay mode. Type !help for commands.

julia> !help
ERROR: UndefVarError: `help` not defined
  Welcome to Julia 1.10.10. The full manual is available at

  https://docs.julialang.org

  as well as many great tutorials and learning resources:

  https://julialang.org/learning/

  For help on a specific function or macro, type ? followed by its name, e.g. ?cos, or ?@time, and press enter. Type ; to enter shell mode, ] to enter package
  mode.

  To exit the interactive session, type CTRL-D (press the control key together with the d key), or type exit().
Stacktrace:
 [1] top-level scope
   @ REPL[5]:1

julia> using Gay

julia> using Gay

julia> gay_seed!(1069)
1069

julia> c1 = next_color()
RGB{Float64}(0.0,0.11588782458403311,0.028631971587251167)

julia> c2 = next_color()
RGB{Float64}(0.27320664506769704,0.10965094225954956,0.13243744708537153)

julia> gay_seed!(42)  # Reset
42

julia> @assert next_color() == c1
ERROR: AssertionError: next_color() == c1
Stacktrace:
 [1] top-level scope
   @ REPL[11]:1

julia> using Gay

julia> gay_seed!(42)
42

julia> c1 = next_color()
RGB{Float64}(0.0,0.7327246286990455,0.0)

julia> c2 = next_color()
RGB{Float64}(1.0,0.0,0.13508147896216222)

julia> gay_seed!(42)  # Reset
42

julia> @assert next_color() == c1  # Identical!

julia> rainbow(SRGB())       # Standard
6-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.894,0.012,0.012)
 RGB{Float64}(1.0,0.549,0.0)
 RGB{Float64}(1.0,0.929,0.0)
 RGB{Float64}(0.0,0.502,0.149)
 RGB{Float64}(0.0,0.298,0.686)
 RGB{Float64}(0.459,0.027,0.529)

julia> rainbow(DisplayP3())  # Apple devices
6-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.894,0.012,0.012)
 RGB{Float64}(1.0,0.549,0.0)
 RGB{Float64}(1.0,0.929,0.0)
 RGB{Float64}(0.0,0.502,0.149)
 RGB{Float64}(0.0,0.298,0.686)
 RGB{Float64}(0.459,0.027,0.529)

julia> rainbow(Rec2020())    # HDR/UHDTVcolor_at(1)      # First color
6-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.894,0.012,0.012)
 RGB{Float64}(1.0,0.549,0.0)
 RGB{Float64}(1.0,0.929,0.0)
 RGB{Float64}(0.0,0.502,0.149)
 RGB{Float64}(0.0,0.298,0.686)
 RGB{Float64}(0.459,0.027,0.529)

julia> color_at(1000)   # 1000th color (no iteration needed)
RGB{Float64}(0.6120199003546725,0.384430633301217,0.0)

julia> rainbow()
6-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.894,0.012,0.012)
 RGB{Float64}(1.0,0.549,0.0)
 RGB{Float64}(1.0,0.929,0.0)
 RGB{Float64}(0.0,0.502,0.149)
 RGB{Float64}(0.0,0.298,0.686)
 RGB{Float64}(0.459,0.027,0.529)

julia> transgender()
5-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.357,0.808,0.98)
 RGB{Float64}(0.961,0.659,0.718)
 RGB{Float64}(1.0,1.0,1.0)
 RGB{Float64}(0.961,0.659,0.718)
 RGB{Float64}(0.357,0.808,0.98)

julia> bisexual()
3-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(0.843,0.008,0.439)
 RGB{Float64}(0.612,0.349,0.541)
 RGB{Float64}(0.0,0.22,0.655)

julia> pride_flag(:progress)
11-element Array{RGB{Float64},1} with eltype ColorTypes.RGB{Float64}:
 RGB{Float64}(1.0,1.0,1.0)
 RGB{Float64}(0.961,0.659,0.718)
 RGB{Float64}(0.357,0.808,0.98)
 RGB{Float64}(0.384,0.227,0.133)
 RGB{Float64}(0.0,0.0,0.0)
 RGB{Float64}(0.894,0.012,0.012)
 RGB{Float64}(1.0,0.549,0.0)
 RGB{Float64}(1.0,0.929,0.0)
 RGB{Float64}(0.0,0.502,0.149)
 RGB{Float64}(0.0,0.298,0.686)
 RGB{Float64}(0.459,0.027,0.529)

julia> gay_seed!(2017)
2017

julia> model = sky_add(
           comrade_ring(1.0, 0.3),
           comrade_gaussian(0.5)
       )
SkyModel(Tuple{SkyPrimitive, NamedTuple}[(Ring(1.0, 0.3, RGB{Float64}(0.8987265781159566,0.9567537986610289,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0))), (Gaussian(0.5, 0.5, RGB{Float64}(0.5170790701795467,0.44792636874572234,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0)))], 1.0)

julia> comrade_show(model)

  Colored S-Expression (parentheses colored by component):
  (ring 1.0 0.3) + (gaussian 0.5 0.5)

  Intensity Map:

























SkyModel(Tuple{SkyPrimitive, NamedTuple}[(Ring(1.0, 0.3, RGB{Float64}(0.8987265781159566,0.9567537986610289,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0))), (Gaussian(0.5, 0.5, RGB{Float64}(0.5170790701795467,0.44792636874572234,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0)))], 1.0)

julia> gay_seed!(2017)
2017

julia> model = sky_add(
           comrade_ring(1.0, 0.3),
           comrade_gaussian(0.5)
       )
SkyModel(Tuple{SkyPrimitive, NamedTuple}[(Ring(1.0, 0.3, RGB{Float64}(0.8987265781159566,0.9567537986610289,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0))), (Gaussian(0.5, 0.5, RGB{Float64}(0.5170790701795467,0.44792636874572234,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0)))], 1.0)

julia> comrade_show(model)

  Colored S-Expression (parentheses colored by component):
  (ring 1.0 0.3) + (gaussian 0.5 0.5)

  Intensity Map:

























SkyModel(Tuple{SkyPrimitive, NamedTuple}[(Ring(1.0, 0.3, RGB{Float64}(0.8987265781159566,0.9567537986610289,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0))), (Gaussian(0.5, 0.5, RGB{Float64}(0.5170790701795467,0.44792636874572234,1.0)), (flux = 1.0, stretch = (1.0, 1.0), rotate = 0.0, shift = (0.0, 0.0)))], 1.0)