diff --git a/.envrc b/.envrc index 1d953f4..3550a30 100644 --- a/.envrc +++ b/.envrc @@ -1 +1 @@ -use nix +use flake diff --git a/Cargo.lock b/Cargo.lock index a397605..441a416 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -2,20 +2,11 @@ # It is not intended for manual editing. version = 3 -[[package]] -name = "aho-corasick" -version = "1.1.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916" -dependencies = [ - "memchr", -] - [[package]] name = "anstream" -version = "0.6.14" +version = "0.6.18" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "418c75fa768af9c03be99d17643f93f79bbba589895012a80e3452a19ddda15b" +checksum = "8acc5369981196006228e28809f761875c0327210a891e941f4c683b3a99529b" dependencies = [ "anstyle", "anstyle-parse", @@ -28,49 +19,62 @@ dependencies = [ [[package]] name = "anstyle" -version = "1.0.7" +version = "1.0.10" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b" +checksum = "55cc3b69f167a1ef2e161439aa98aed94e6028e5f9a59be9a6ffb47aef1651f9" [[package]] name = "anstyle-parse" -version = "0.2.4" +version = "0.2.6" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "c03a11a9034d92058ceb6ee011ce58af4a9bf61491aa7e1e59ecd24bd40d22d4" +checksum = "3b2d16507662817a6a20a9ea92df6652ee4f94f914589377d69f3b21bc5798a9" dependencies = [ "utf8parse", ] [[package]] name = "anstyle-query" -version = "1.0.3" +version = "1.1.2" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a64c907d4e79225ac72e2a354c9ce84d50ebb4586dee56c82b3ee73004f537f5" +checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c" dependencies = [ - "windows-sys 0.52.0", + "windows-sys 0.59.0", ] [[package]] name = "anstyle-wincon" -version = "3.0.3" +version = "3.0.7" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "61a38449feb7068f52bb06c12759005cf459ee52bb4adc1d5a7c4322d716fb19" +checksum = "ca3534e77181a9cc07539ad51f2141fe32f6c3ffd4df76db8ad92346b003ae4e" dependencies = [ "anstyle", - "windows-sys 0.52.0", + "once_cell", + "windows-sys 0.59.0", ] [[package]] name = "autocfg" -version = "1.3.0" +version = "1.4.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0" +checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26" [[package]] name = "bitflags" -version = "2.5.0" +version = "2.9.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1" +checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd" + +[[package]] +name = "bitvec" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1bc2832c24239b0141d5674bb9174f9d68a8b5b3f2753311927c172ca46f7e9c" +dependencies = [ + "funty", + "radium", + "tap", + "wyz", +] [[package]] name = "cfg-if" @@ -80,9 +84,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd" [[package]] name = "clap" -version = "4.5.4" +version = "4.5.37" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "90bc066a67923782aa8515dbaea16946c5bcc5addbd668bb80af688e53e548a0" +checksum = "eccb054f56cbd38340b380d4a8e69ef1f02f1af43db2f0cc817a4774d80ae071" dependencies = [ "clap_builder", "clap_derive", @@ -90,9 +94,9 @@ dependencies = [ [[package]] name = "clap_builder" -version = "4.5.2" +version = "4.5.37" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "ae129e2e766ae0ec03484e609954119f123cc1fe650337e155d03b022f24f7b4" +checksum = "efd9466fac8543255d3b1fcad4762c5e116ffe808c8a3043d4263cd4fd4862a2" dependencies = [ "anstream", "anstyle", @@ -102,9 +106,9 @@ dependencies = [ [[package]] name = "clap_derive" -version = "4.5.4" +version = "4.5.32" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "528131438037fd55894f62d6e9f068b8f45ac57ffa77517819645d10aed04f64" +checksum = "09176aae279615badda0765c0c0b3f6ed53f4709118af73cf4655d85d1530cd7" dependencies = [ "heck", "proc-macro2", @@ -114,27 +118,38 @@ dependencies = [ [[package]] name = "clap_lex" -version = "0.7.0" +version = "0.7.4" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce" +checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6" [[package]] name = "colorchoice" -version = "1.0.1" +version = "1.0.3" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0b6a852b24ab71dffc585bcb46eaf7959d175cb865a7152e35b348d1b2960422" +checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990" + +[[package]] +name = "convert_case" +version = "0.7.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bb402b8d4c85569410425650ce3eddc7d698ed96d39a73f941b08fb63082f1e7" +dependencies = [ + "unicode-segmentation", +] [[package]] name = "crossterm" -version = "0.27.0" +version = "0.29.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "f476fe445d41c9e991fd07515a6f463074b782242ccf4a5b7b1d1012e70824df" +checksum = "d8b9f2e4c67f833b660cdb0a3523065869fb35570177239812ed4c905aeff87b" dependencies = [ "bitflags", "crossterm_winapi", - "libc", + "derive_more", + "document-features", "mio", "parking_lot", + "rustix", "signal-hook", "signal-hook-mio", "winapi", @@ -150,33 +165,56 @@ dependencies = [ ] [[package]] -name = "env_filter" -version = "0.1.0" +name = "derive_more" +version = "2.0.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a009aa4810eb158359dda09d0c87378e4bbb89b5a801f016885a4707ba24f7ea" +checksum = "093242cf7570c207c83073cf82f79706fe7b8317e98620a47d5be7c3d8497678" dependencies = [ - "log", - "regex", + "derive_more-impl", ] [[package]] -name = "env_logger" -version = "0.11.3" +name = "derive_more-impl" +version = "2.0.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "38b35839ba51819680ba087cd351788c9a3c476841207e0b8cee0b04722343b9" +checksum = "bda628edc44c4bb645fbe0f758797143e4e07926f7ebf4e9bdfbd3d2ce621df3" dependencies = [ - "anstream", - "anstyle", - "env_filter", - "humantime", - "log", + "convert_case", + "proc-macro2", + "quote", + "syn", ] +[[package]] +name = "document-features" +version = "0.2.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "95249b50c6c185bee49034bcb378a49dc2b5dff0be90ff6616d31d64febab05d" +dependencies = [ + "litrs", +] + +[[package]] +name = "errno" +version = "0.3.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "976dd42dc7e85965fe702eb8164f21f450704bdde31faefd6471dba214cb594e" +dependencies = [ + "libc", + "windows-sys 0.59.0", +] + +[[package]] +name = "funty" +version = "2.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c" + [[package]] name = "getrandom" -version = "0.2.15" +version = "0.2.16" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7" +checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592" dependencies = [ "cfg-if", "libc", @@ -189,23 +227,29 @@ version = "0.5.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea" -[[package]] -name = "humantime" -version = "2.1.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4" - [[package]] name = "is_terminal_polyfill" -version = "1.70.0" +version = "1.70.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "f8478577c03552c21db0e2724ffb8986a5ce7af88107e6be5d2ee6e158c12800" +checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf" [[package]] name = "libc" -version = "0.2.155" +version = "0.2.172" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c" +checksum = "d750af042f7ef4f724306de029d18836c26c1765a54a6a3f094cbd23a7267ffa" + +[[package]] +name = "linux-raw-sys" +version = "0.9.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cd945864f07fe9f5371a27ad7b52a172b4b499999f1d97574c9fa68373937e12" + +[[package]] +name = "litrs" +version = "0.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b4ce301924b7887e9d637144fdade93f9dfff9b60981d4ac161db09720d39aa5" [[package]] name = "lock_api" @@ -219,33 +263,33 @@ dependencies = [ [[package]] name = "log" -version = "0.4.21" +version = "0.4.27" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c" - -[[package]] -name = "memchr" -version = "2.7.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "6c8640c5d730cb13ebd907d8d04b52f55ac9a2eec55b440c8892f40d56c76c1d" +checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94" [[package]] name = "mio" -version = "0.8.11" +version = "1.0.3" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c" +checksum = "2886843bf800fba2e3377cff24abf6379b4c4d5c6681eaf9ea5b0d15090450bd" dependencies = [ "libc", "log", "wasi", - "windows-sys 0.48.0", + "windows-sys 0.52.0", ] [[package]] -name = "parking_lot" -version = "0.12.2" +name = "once_cell" +version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "7e4af0ca4f6caed20e900d564c242b8e5d4903fdacf31d3daf527b66fe6f42fb" +checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" + +[[package]] +name = "parking_lot" +version = "0.12.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27" dependencies = [ "lock_api", "parking_lot_core", @@ -261,49 +305,58 @@ dependencies = [ "libc", "redox_syscall", "smallvec", - "windows-targets 0.52.5", + "windows-targets", ] [[package]] name = "ppv-lite86" -version = "0.2.17" +version = "0.2.21" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de" +checksum = "85eae3c4ed2f50dcfe72643da4befc30deadb458a9b590d720cde2f2b1e97da9" +dependencies = [ + "zerocopy", +] [[package]] name = "proc-macro2" -version = "1.0.82" +version = "1.0.95" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "8ad3d49ab951a01fbaafe34f2ec74122942fe18a3f9814c3268f1bb72042131b" +checksum = "02b3e5e68a3a1a02aad3ec490a98007cbc13c37cbe84a3cd7b8e406d76e7f778" dependencies = [ "unicode-ident", ] [[package]] name = "quote" -version = "1.0.36" +version = "1.0.40" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7" +checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d" dependencies = [ "proc-macro2", ] [[package]] -name = "rand" -version = "0.9.0-alpha.1" +name = "radium" +version = "0.7.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "8d31e63ea85be51c423e52ba8f2e68a3efd53eed30203ee029dd09947333693e" +checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09" + +[[package]] +name = "rand" +version = "0.8.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404" dependencies = [ + "libc", "rand_chacha", "rand_core", - "zerocopy", ] [[package]] name = "rand_chacha" -version = "0.9.0-alpha.1" +version = "0.3.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "78674ef918c19451dbd250f8201f8619b494f64c9aa6f3adb28fd8a0f1f6da46" +checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88" dependencies = [ "ppv-lite86", "rand_core", @@ -311,52 +364,35 @@ dependencies = [ [[package]] name = "rand_core" -version = "0.9.0-alpha.1" +version = "0.6.4" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "cc89dffba8377c5ec847d12bb41492bda235dba31a25e8b695cd0fe6589eb8c9" +checksum = 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"registry+https://github.com/rust-lang/crates.io-index" -checksum = "86b83b8b9847f9bf95ef68afb0b8e6cdb80f498442f5179a29fad448fcc1eaea" -dependencies = [ - "aho-corasick", - "memchr", - "regex-syntax", -] - -[[package]] -name = "regex-syntax" -version = "0.8.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56" - [[package]] name = "scopeguard" version = "1.2.0" @@ -364,24 +400,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" [[package]] -name = "servicepoint-life" -version = "0.1.0" +name = "servicepoint" +version = "0.14.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0ce70bae3641ccafdeb9832ac367efd51243e0708ef35151ad8c2c4ee578aa4a" dependencies = [ - "clap", - "crossterm", - "env_logger", + "bitvec", "log", "rand", - "servicepoint2", + "thiserror", ] [[package]] -name = "servicepoint2" -version = "0.4.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "94d9aecc4d31a71578481de6c6d64383d374126c38469c9689067579c1d910fd" +name = "servicepoint-life" +version = "0.2.0" dependencies = [ - "log", + "clap", + "crossterm", + "rand", + "servicepoint", ] [[package]] @@ -396,9 +433,9 @@ dependencies = [ [[package]] name = "signal-hook-mio" -version = "0.2.3" +version = "0.2.4" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "29ad2e15f37ec9a6cc544097b78a1ec90001e9f71b81338ca39f430adaca99af" +checksum = "34db1a06d485c9142248b7a054f034b349b212551f3dfd19c94d45a754a217cd" dependencies = [ "libc", "mio", @@ -407,18 +444,18 @@ dependencies = [ [[package]] name = "signal-hook-registry" -version = "1.4.2" +version = "1.4.5" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1" +checksum = 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["cccb", "cccb-servicepoint", "conway", "game-of-life", "simulation"] +rust-version = "1.70.0" [dependencies] -clap = { version = "4.5.4", features = ["derive"] } -rand = "0.9.0-alpha.1" -env_logger = "0.11.3" -servicepoint2 = { version = "0.4.2", default-features = false } -crossterm = "0.27.0" -log = "0.4.21" +clap = { version = "4.5", features = ["derive"] } +rand = "0.8" +crossterm = "0.29" + +[dependencies.servicepoint] +package = "servicepoint" +version = "0.14.0" +features = ["rand"] +default-features = false + +[lints.clippy] +incompatible_msrv = "forbid" + +[profile.release] +lto = true # Enable link-time optimization +codegen-units = 1 # Reduce number of codegen units to increase optimizations + +[profile.size-optimized] +inherits = "release" +opt-level = 'z' # Optimize for size +panic = 'abort' # Abort on panic +strip = true # Strip symbols from binary diff --git a/README.md b/README.md index 8fada83..c262679 100644 --- a/README.md +++ b/README.md @@ -1,5 +1,13 @@ # servicepoint-life -More fully featured game of life for the servicepoint display based on the example in the repo. +This is a small terminal app that generates conways game of life rules and simulates them on the servicepoint display. +It uses the [servicepoint](https://git.berlin.ccc.de/servicepoint/servicepoint/) library for the display commands. +## Running + +With Nix flakes, you can just `nix run git+https://git.berlin.ccc.de/vinzenz/servicepoint-life`. + +Otherwise, you can `cargo install --git https://git.berlin.ccc.de/vinzenz/servicepoint-life` and then run `servicepoint-life`. + +If you want to poke at the code you can always check out the repo and `cargo run` it. diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..578e72d --- /dev/null +++ b/flake.lock @@ -0,0 +1,64 @@ +{ + "nodes": { + "naersk": { + "inputs": { + "nixpkgs": [ + "nixpkgs" + ] + }, + "locked": { + "lastModified": 1745925850, + "narHash": "sha256-cyAAMal0aPrlb1NgzMxZqeN1mAJ2pJseDhm2m6Um8T0=", + "owner": "nix-community", + "repo": "naersk", + "rev": "38bc60bbc157ae266d4a0c96671c6c742ee17a5f", + "type": "github" + }, + "original": { + "owner": "nix-community", + "repo": "naersk", + "type": "github" + } + }, + "nix-filter": { + "locked": { + "lastModified": 1731533336, + "narHash": "sha256-oRam5PS1vcrr5UPgALW0eo1m/5/pls27Z/pabHNy2Ms=", + "owner": "numtide", + "repo": "nix-filter", + "rev": "f7653272fd234696ae94229839a99b73c9ab7de0", + "type": "github" + }, + "original": { + "owner": "numtide", + "repo": "nix-filter", + "type": "github" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1746183838, + "narHash": "sha256-kwaaguGkAqTZ1oK0yXeQ3ayYjs8u/W7eEfrFpFfIDFA=", + "owner": "nixos", + "repo": "nixpkgs", + "rev": "bf3287dac860542719fe7554e21e686108716879", + "type": "github" + }, + "original": { + "owner": "nixos", + "ref": "nixos-24.11", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "naersk": "naersk", + "nix-filter": "nix-filter", + "nixpkgs": "nixpkgs" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..ed140f1 --- /dev/null +++ b/flake.nix @@ -0,0 +1,103 @@ +{ + description = "Flake for servicepoint-life"; + + inputs = { + nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11"; + nix-filter.url = "github:numtide/nix-filter"; + naersk = { + url = "github:nix-community/naersk"; + inputs.nixpkgs.follows = "nixpkgs"; + }; + }; + + outputs = + inputs@{ + self, + nixpkgs, + naersk, + nix-filter, + }: + let + lib = nixpkgs.lib; + supported-systems = [ + "x86_64-linux" + "aarch64-linux" + "aarch64-darwin" + "x86_64-darwin" + ]; + forAllSystems = + f: + lib.genAttrs supported-systems ( + system: + f rec { + pkgs = nixpkgs.legacyPackages.${system}; + naersk' = pkgs.callPackage naersk { }; + selfPkgs = self.packages."${system}"; + inherit system; + } + ); + in + rec { + packages = forAllSystems ( + { pkgs, naersk', ... }: + rec { + servicepoint-life = naersk'.buildPackage rec { + strictDeps = true; + nativeBuildInputs = with pkgs; [ pkg-config ]; + buildInputs = with pkgs; [ + xe + xz + ]; + src = nix-filter.lib.filter { + root = ./.; + include = [ + ./Cargo.toml + ./Cargo.lock + ./src + ./README.md + ./LICENSE + ]; + }; + }; + + default = servicepoint-life; + } + ); + + legacyPackages = packages; + + apps = forAllSystems ( + { selfPkgs, ... }: + rec { + servicepoint-life = { + type = "app"; + program = "${selfPkgs.servicepoint-life}/bin/servicepoint-life"; + }; + default = servicepoint-life; + } + ); + + devShells = forAllSystems ( + { pkgs, selfPkgs, ... }: + { + default = pkgs.mkShell rec { + inputsFrom = [ selfPkgs.default ]; + packages = [ + pkgs.gdb + (pkgs.symlinkJoin { + name = "rust-toolchain"; + paths = with pkgs; [ + rustc + cargo + rustfmt + clippy + ]; + }) + ]; + }; + } + ); + + formatter = forAllSystems ({ pkgs, ... }: pkgs.nixfmt-rfc-style); + }; +} diff --git a/shell.nix b/shell.nix deleted file mode 100644 index 0bf2bcc..0000000 --- a/shell.nix +++ /dev/null @@ -1,4 +0,0 @@ -{ pkgs ? import {} }: - pkgs.mkShell { - nativeBuildInputs = with pkgs.buildPackages; [ rustup cargo pkg-config xe lzma ]; -} diff --git a/src/app.rs b/src/app.rs new file mode 100644 index 0000000..7ded9b1 --- /dev/null +++ b/src/app.rs @@ -0,0 +1,153 @@ +use crate::{ + print::{println_debug, println_info, println_warning}, + simulation::{Simulation, SimulationEvent}, + Cli, +}; +use crossterm::{ + event, + event::{Event, KeyCode, KeyEvent, KeyEventKind}, + execute, + terminal::{ + disable_raw_mode, enable_raw_mode, EnableLineWrap, EnterAlternateScreen, + LeaveAlternateScreen, + }, +}; +use servicepoint::{ + Bitmap, BitmapCommand, BrightnessGrid, BrightnessGridCommand, UdpSocketExt, + FRAME_PACING, TILE_HEIGHT, TILE_WIDTH, +}; +use std::{ + io::stdout, + net::UdpSocket, + thread, + time::{Duration, Instant}, +}; + +pub(crate) struct App { + connection: UdpSocket, + sim: Simulation, + target_duration: Duration, + pixels: Bitmap, + luma: BrightnessGrid, + terminated: bool, +} + +impl App { + pub fn new(cli: Cli) -> Self { + let connection = UdpSocket::bind_connect(cli.destination) + .expect("Could not connect. Did you forget `--destination`?"); + + execute!(stdout(), EnterAlternateScreen, EnableLineWrap) + .expect("could not enter alternate screen"); + enable_raw_mode().expect("could not enable raw terminal mode"); + + Self { + connection, + sim: Simulation::new(), + terminated: false, + target_duration: FRAME_PACING * 4, + pixels: Bitmap::max_sized(), + luma: BrightnessGrid::new(TILE_WIDTH, TILE_HEIGHT), + } + } + + pub(crate) fn run_iteration(&mut self) { + let start = Instant::now(); + self.sim.run_iteration(); + + self.sim.draw_state(&mut self.pixels, &mut self.luma); + let cmd: BitmapCommand = self.pixels.clone().into(); + self.connection.send_command(cmd).unwrap(); + let cmd: BrightnessGridCommand = self.luma.clone().into(); + self.connection.send_command(cmd).unwrap(); + + self.poll_events(); + + let tick_time = start.elapsed(); + if tick_time < self.target_duration { + thread::sleep(self.target_duration - tick_time); + } + } + + pub(crate) fn terminated(&self) -> bool { + self.terminated + } + + fn poll_events(&mut self) -> bool { + while event::poll(Duration::from_secs(0)).expect("could not poll") { + let event = event::read().expect("could not read event"); + + if let Event::Key(KeyEvent { + kind: KeyEventKind::Press, + code, + .. + }) = event + { + if let Some(sim_event) = self.handle_key(code) { + self.sim.handle_event(sim_event); + }; + } else { + println_debug(format!("unhandled event {event:?}")); + } + } + false + } + + fn handle_key(&mut self, code: KeyCode) -> Option { + match code { + KeyCode::Char('d') => Some(SimulationEvent::RandomizeLeftPixels), + KeyCode::Char('e') => Some(SimulationEvent::RandomizeLeftLuma), + KeyCode::Char('f') => Some(SimulationEvent::RandomizeRightPixels), + KeyCode::Char('r') => Some(SimulationEvent::RandomizeRightLuma), + KeyCode::Right => Some(SimulationEvent::SeparatorAccelerate), + KeyCode::Left => Some(SimulationEvent::SeparatorDecelerate), + KeyCode::Char('h') => { + println_info("[h] help"); + println_info("[q] quit"); + println_info("[d] randomize left pixels"); + println_info("[e] randomize left luma"); + println_info("[r] randomize right pixels"); + println_info("[f] randomize right luma"); + println_info("[→] accelerate divider right"); + println_info("[←] accelerate divider left"); + None + } + KeyCode::Char('q') => { + println_warning("terminating"); + self.terminated = true; + None + } + KeyCode::Up => { + self.target_duration = self + .target_duration + .saturating_sub(Duration::from_millis(1)); + println_info(format!( + "increased simulation speed to {} ups", + 1f64 / self.target_duration.as_secs_f64() + )); + None + } + KeyCode::Down => { + self.target_duration = self + .target_duration + .saturating_add(Duration::from_millis(1)); + println_info(format!( + "decreased simulation speed to {} ups", + 1f64 / self.target_duration.as_secs_f64() + )); + None + } + key_code => { + println_debug(format!("unhandled KeyCode {key_code:?}")); + None + } + } + } +} + +impl Drop for App { + fn drop(&mut self) { + disable_raw_mode().expect("could not disable raw terminal mode"); + execute!(stdout(), LeaveAlternateScreen).expect("could not leave alternate screen"); + } +} diff --git a/src/game.rs b/src/game.rs index 308440d..9bf39f4 100644 --- a/src/game.rs +++ b/src/game.rs @@ -1,29 +1,21 @@ -use servicepoint2::Grid; +use servicepoint::{Grid, Value, ValueGrid}; use crate::rules::Rules; -pub(crate) struct Game -where - TGrid: Grid, - TState: Copy + PartialEq, - TKernel: Copy, +pub(crate) struct Game { - pub field: TGrid, - pub rules: Rules, + pub field: ValueGrid, + pub rules: Rules, } -impl Game -where - TGrid: Grid, - TState: Copy + PartialEq, - TKernel: Copy, +impl Game { pub fn step(&mut self) { self.field = self.field_iteration(); } - fn field_iteration(&self) -> TGrid { - let mut next = TGrid::new(self.field.width(), self.field.height()); + fn field_iteration(&self) -> ValueGrid { + let mut next = ValueGrid::new(self.field.width(), self.field.height()); for x in 0..self.field.width() { for y in 0..self.field.height() { let old_state = self.field.get(x, y); @@ -41,14 +33,12 @@ where let mut count = 0; let kernel = &self.rules.kernel; - assert_eq!(KERNEL_SIZE % 2, 1); - let offset = KERNEL_SIZE as i32 / 2; for (kernel_y, kernel_row) in kernel.iter().enumerate() { - let offset_y = kernel_y as i32 - offset; + let offset_y = kernel_y as i32 - 1; for (kernel_x, kernel_value) in kernel_row.iter().enumerate() { - let offset_x = kernel_x as i32 - offset; + let offset_x = kernel_x as i32 - 1; let neighbor_x = x + offset_x; let neighbor_y = y + offset_y; diff --git a/src/main.rs b/src/main.rs index 02e8bda..324ed38 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,30 +1,11 @@ -use std::io::stdout; -use std::num::Wrapping; -use std::thread; -use std::time::{Duration, Instant}; - +use crate::app::App; use clap::Parser; -use crossterm::{event, execute}; -use crossterm::event::{Event, KeyCode, KeyEventKind}; -use crossterm::terminal::{ - disable_raw_mode, enable_raw_mode, EnableLineWrap, EnterAlternateScreen, LeaveAlternateScreen, -}; -use log::LevelFilter; -use rand::distributions::{Distribution, Standard}; -use rand::Rng; -use servicepoint2::{ - ByteGrid, CompressionCode, Connection, FRAME_PACING, Grid, Origin, PixelGrid, TILE_HEIGHT, - TILE_WIDTH, -}; -use servicepoint2::Command::{BitmapLinearWin, CharBrightness}; - -use crate::game::Game; -use crate::print::{println_debug, println_info, println_warning}; -use crate::rules::{generate_bb3, generate_u8b3}; +mod app; mod game; mod print; mod rules; +mod simulation; #[derive(Parser, Debug)] struct Cli { @@ -33,258 +14,8 @@ struct Cli { } fn main() { - let connection = init(); - - let mut left_pixels = Game { - rules: generate_bb3(), - field: PixelGrid::max_sized(), - }; - let mut right_pixels = Game { - rules: generate_bb3(), - field: PixelGrid::max_sized(), - }; - let mut left_luma = Game { - rules: generate_u8b3(), - field: ByteGrid::new(TILE_WIDTH, TILE_HEIGHT), - }; - let mut right_luma = Game { - rules: generate_u8b3(), - field: ByteGrid::new(TILE_WIDTH, TILE_HEIGHT), - }; - - randomize(&mut left_luma.field); - randomize(&mut left_pixels.field); - randomize(&mut right_luma.field); - randomize(&mut right_pixels.field); - - let mut pixels = PixelGrid::max_sized(); - let mut luma = ByteGrid::new(TILE_WIDTH, TILE_HEIGHT); - - let mut split_pixel = 0; - let mut split_speed: i32 = 1; - - let mut iteration = Wrapping(0u8); - - let mut target_duration = FRAME_PACING; - - loop { - let start = Instant::now(); - - left_pixels.step(); - right_pixels.step(); - - if iteration % Wrapping(10) == Wrapping(0) { - left_luma.step(); - right_luma.step(); - } - - iteration += Wrapping(1u8); - - if split_speed > 0 && split_pixel == pixels.width() { - split_pixel = 0; - - (left_luma, right_luma) = (right_luma, left_luma); - (left_pixels, right_pixels) = (right_pixels, left_pixels); - - randomize(&mut left_pixels.field); - randomize(&mut left_luma.field); - left_pixels.rules = generate_bb3(); - left_luma.rules = generate_u8b3(); - } else if split_speed < 0 && split_pixel == 0 { - split_pixel = pixels.width(); - - (left_luma, right_luma) = (right_luma, left_luma); - (left_pixels, right_pixels) = (right_pixels, left_pixels); - - randomize(&mut right_pixels.field); - randomize(&mut right_luma.field); - right_pixels.rules = generate_bb3(); - right_luma.rules = generate_u8b3(); - } - - split_pixel = - i32::clamp(split_pixel as i32 + split_speed, 0, pixels.width() as i32) as usize; - - draw_pixels( - &mut pixels, - &left_pixels.field, - &right_pixels.field, - split_pixel, - ); - draw_luma( - &mut luma, - &left_luma.field, - &right_luma.field, - split_pixel / 8, - ); - send_to_screen(&connection, &pixels, &luma); - - while event::poll(Duration::from_secs(0)).expect("could not poll") { - match event::read().expect("could not read event").try_into() { - Err(_) => {} - Ok(AppEvent::RandomizeLeftPixels) => { - randomize(&mut left_pixels.field); - println_debug("randomized left pixels"); - } - Ok(AppEvent::RandomizeRightPixels) => { - randomize(&mut right_pixels.field); - println_info("randomized right pixels"); - } - Ok(AppEvent::RandomizeLeftLuma) => { - randomize(&mut left_luma.field); - println_info("randomized left luma"); - } - Ok(AppEvent::RandomizeRightLuma) => { - randomize(&mut right_luma.field); - println_info("randomized right luma"); - } - Ok(AppEvent::SeparatorAccelerate) => { - split_speed += 1; - println_info(format!("increased separator speed to {split_speed}")); - } - Ok(AppEvent::SeparatorDecelerate) => { - split_speed -= 1; - println_info(format!("decreased separator speed to {split_speed}")); - } - Ok(AppEvent::Close) => { - println_warning("terminating"); - de_init(); - return; - } - Ok(AppEvent::SimulationSpeedUp) => { - target_duration = target_duration.saturating_sub(Duration::from_millis(1)); - println_info(format!("increased simulation speed to {} ups", 1f64 / target_duration.as_secs_f64())); - } - Ok(AppEvent::SimulationSpeedDown) => { - target_duration = target_duration.saturating_add(Duration::from_millis(1)); - println_info(format!("decreased simulation speed to {} ups", 1f64 / target_duration.as_secs_f64())); - } - } - } - - let tick_time = start.elapsed(); - if tick_time < target_duration { - thread::sleep(target_duration - tick_time); - } + let mut app = App::new(Cli::parse()); + while !app.terminated() { + app.run_iteration(); } } - -enum AppEvent { - Close, - RandomizeLeftPixels, - RandomizeRightPixels, - RandomizeLeftLuma, - RandomizeRightLuma, - SeparatorAccelerate, - SeparatorDecelerate, - SimulationSpeedUp, - SimulationSpeedDown, -} - -impl TryFrom for AppEvent { - type Error = (); - - fn try_from(event: Event) -> Result { - match event { - Event::Key(key_event) if key_event.kind == KeyEventKind::Press => { - match key_event.code { - KeyCode::Char('h') => { - println_info("[h] help"); - println_info("[q] quit"); - println_info("[d] randomize left pixels"); - println_info("[e] randomize left luma"); - println_info("[r] randomize right pixels"); - println_info("[f] randomize right luma"); - println_info("[→] accelerate divider right"); - println_info("[←] accelerate divider left"); - Err(()) - } - KeyCode::Char('q') => Ok(AppEvent::Close), - KeyCode::Char('d') => Ok(AppEvent::RandomizeLeftPixels), - KeyCode::Char('e') => Ok(AppEvent::RandomizeLeftLuma), - KeyCode::Char('f') => Ok(AppEvent::RandomizeRightPixels), - KeyCode::Char('r') => Ok(AppEvent::RandomizeRightLuma), - KeyCode::Right => Ok(AppEvent::SeparatorAccelerate), - KeyCode::Left => Ok(AppEvent::SeparatorDecelerate), - KeyCode::Up => Ok(AppEvent::SimulationSpeedUp), - KeyCode::Down => Ok(AppEvent::SimulationSpeedDown), - key_code => { - println_debug(format!("unhandled KeyCode {key_code:?}")); - Err(()) - } - } - } - event => { - println_debug(format!("unhandled event {event:?}")); - Err(()) - } - } - } -} - -fn draw_pixels(pixels: &mut PixelGrid, left: &PixelGrid, right: &PixelGrid, split_index: usize) { - for x in 0..pixels.width() { - let left_or_right = if x < split_index { left } else { right }; - for y in 0..pixels.height() { - let set = x == split_index || left_or_right.get(x, y); - pixels.set(x, y, set); - } - } -} - -fn draw_luma(luma: &mut ByteGrid, left: &ByteGrid, right: &ByteGrid, split_tile: usize) { - for x in 0..luma.width() { - let left_or_right = if x < split_tile { left } else { right }; - for y in 0..luma.height() { - let set = u8::max(48, left_or_right.get(x, y)); - - let set = set as f32 / u8::MAX as f32 * 12f32; - - luma.set(x, y, set as u8); - } - } -} - -fn send_to_screen(connection: &Connection, pixels: &PixelGrid, luma: &ByteGrid) { - let pixel_cmd = BitmapLinearWin(Origin(0, 0), pixels.clone(), CompressionCode::Uncompressed); - connection - .send(pixel_cmd.into()) - .expect("could not send pixels"); - - connection - .send(CharBrightness(Origin(0, 0), luma.clone()).into()) - .expect("could not send brightness"); -} - -fn randomize(field: &mut TGrid) - where - TGrid: Grid, - Standard: Distribution, -{ - let mut rng = rand::thread_rng(); - - for y in 0..field.height() { - for x in 0..field.width() { - field.set(x, y, rng.gen()); - } - } -} - -fn init() -> Connection { - env_logger::builder() - .filter_level(LevelFilter::Info) - .parse_default_env() - .init(); - - execute!(stdout(), EnterAlternateScreen, EnableLineWrap) - .expect("could not enter alternate screen"); - enable_raw_mode().expect("could not enable raw terminal mode"); - - Connection::open(Cli::parse().destination) - .expect("Could not connect. Did you forget `--destination`?") -} - -fn de_init() { - disable_raw_mode().expect("could not disable raw terminal mode"); - execute!(stdout(), LeaveAlternateScreen).expect("could not leave alternate screen"); -} diff --git a/src/rules.rs b/src/rules.rs index 6156a5d..40b984f 100644 --- a/src/rules.rs +++ b/src/rules.rs @@ -1,30 +1,30 @@ use rand::rngs::ThreadRng; use rand::{thread_rng, Rng}; - +use servicepoint::Value; use crate::print::println_info; -const MAX_BRIGHTNESS: u8 = 12; - -pub struct Rules -where - TState: Copy + PartialEq, - TKernel: Copy, +pub struct Rules { - pub kernel: [[TKernel; KERNEL_SIZE]; KERNEL_SIZE], - pub count_neighbor: Box i32>, - pub next_state: Box TState>, + pub kernel: Kernel3x3, + pub count_neighbor: Box i32>, + pub next_state: Box T>, } -pub const MOORE_NEIGHBORHOOD: [[bool; 3]; 3] = - [[true, true, true], [true, false, true], [true, true, true]]; +type Kernel3x3 = [[bool; 3]; 3]; -pub const NEUMANN_NEIGHBORHOOD: [[bool; 3]; 3] = [ +pub const MOORE_NEIGHBORHOOD: Kernel3x3 = [ + [true, true, true], + [true, false, true], + [true, true, true] +]; + +pub const NEUMANN_NEIGHBORHOOD: Kernel3x3 = [ [false, true, false], [true, false, true], [false, true, false], ]; -pub const DIAGONALS_NEIGHBORHOOD: [[bool; 3]; 3] = [ +pub const DIAGONALS_NEIGHBORHOOD: Kernel3x3 = [ [true, false, true], [false, false, false], [true, false, true], @@ -39,16 +39,11 @@ pub fn count_true_neighbor(neighbor_state: bool, kernel_value: bool) -> i32 { } #[must_use] -pub fn generate_bb3() -> Rules { +pub fn generate_bb3() -> Rules { let mut rng = thread_rng(); - let is_moore = rng.gen_bool(1.0 / 2.0); - let kernel = if is_moore { - MOORE_NEIGHBORHOOD - } else { - NEUMANN_NEIGHBORHOOD - }; - let max_neighbors = if is_moore { 8 } else { 4 }; + let kernel = choose_neighborhood(&mut rng); + let max_neighbors = count_max_neighbors(kernel); let birth = generate_neighbor_counts(rng.gen_range(1..=max_neighbors), &mut rng, &[0]); let survive = generate_neighbor_counts(rng.gen_range(1..=max_neighbors), &mut rng, &[]); @@ -78,17 +73,11 @@ fn generate_neighbor_counts(count: u8, rng: &mut ThreadRng, exclude: &[i32]) -> } #[must_use] -pub fn generate_u8b3() -> Rules { +pub fn generate_u8b3() -> Rules { let mut rng = thread_rng(); - let kernel = match rng.gen_range(0..3) { - 0 => MOORE_NEIGHBORHOOD, - 1 => NEUMANN_NEIGHBORHOOD, - 2 => DIAGONALS_NEIGHBORHOOD, - _ => panic!(), - }; - - let alive_threshold = rng.gen(); + let kernel = choose_neighborhood(&mut rng); + let alive_threshold = u8::max(1, rng.gen()); let birth = generate_neighbor_counts(rng.gen_range(1..=9), &mut rng, &[0]); let survive = generate_neighbor_counts( @@ -97,8 +86,8 @@ pub fn generate_u8b3() -> Rules { &[], ); - let add = rng.gen_range(5..40); - let sub = rng.gen_range(5..40); + let add = rng.gen_range(1..15); + let sub = rng.gen_range(1..15); println_info(format!("generated u8b3: Birth {birth:?} Survival {survive:?}, kernel: {kernel:?}, alive_thresh: {alive_threshold}, delta: {add}/{sub}")); @@ -115,3 +104,24 @@ pub fn generate_u8b3() -> Rules { }), } } + +fn choose_neighborhood(rng: &mut ThreadRng) -> Kernel3x3 { + match rng.gen_range(0..3) { + 0 => MOORE_NEIGHBORHOOD, + 1 => NEUMANN_NEIGHBORHOOD, + 2 => DIAGONALS_NEIGHBORHOOD, + _ => unreachable!(), + } +} + +fn count_max_neighbors(kernel: [[bool; SIZE]; SIZE]) -> u8 { + let mut result = 0; + for row in kernel { + for cell in row { + if cell { + result += 1; + } + } + } + result +} diff --git a/src/simulation.rs b/src/simulation.rs new file mode 100644 index 0000000..03e03d2 --- /dev/null +++ b/src/simulation.rs @@ -0,0 +1,179 @@ +use crate::{ + game::Game, + print::{println_debug, println_info}, + rules::{generate_bb3, generate_u8b3}, +}; +use rand::{distributions::Standard, prelude::Distribution, Rng}; +use servicepoint::{ + Bitmap, Brightness, BrightnessGrid, Grid, Value, ValueGrid, PIXEL_HEIGHT, PIXEL_WIDTH, + TILE_HEIGHT, TILE_SIZE, TILE_WIDTH, +}; +use std::num::Wrapping; + +pub(crate) struct Simulation { + pub(crate) left_pixels: Game, + pub(crate) right_pixels: Game, + pub(crate) left_luma: Game, + pub(crate) right_luma: Game, + split_pixel: usize, + pub(crate) split_speed: i32, + iteration: Wrapping, +} + +pub enum SimulationEvent { + RandomizeLeftPixels, + RandomizeRightPixels, + RandomizeLeftLuma, + RandomizeRightLuma, + SeparatorAccelerate, + SeparatorDecelerate, +} + +impl Simulation { + pub fn new() -> Simulation { + let left_pixels = Game { + rules: generate_bb3(), + field: make_randomized(PIXEL_WIDTH, PIXEL_HEIGHT), + }; + let right_pixels = Game { + rules: generate_bb3(), + field: make_randomized(PIXEL_WIDTH, PIXEL_HEIGHT), + }; + let left_luma = Game { + rules: generate_u8b3(), + field: make_randomized(TILE_WIDTH, TILE_HEIGHT), + }; + let right_luma = Game { + rules: generate_u8b3(), + field: make_randomized(TILE_WIDTH, TILE_HEIGHT), + }; + + Self { + left_pixels, + right_pixels, + left_luma, + right_luma, + split_pixel: 0, + split_speed: 1, + iteration: Wrapping(0u8), + } + } + + fn swap_left_right(&mut self) { + std::mem::swap(&mut self.left_luma, &mut self.right_luma); + std::mem::swap(&mut self.left_pixels, &mut self.right_pixels); + } + + fn regenerate(pixels: &mut Game, luma: &mut Game) { + randomize(&mut pixels.field); + randomize(&mut luma.field); + pixels.rules = generate_bb3(); + luma.rules = generate_u8b3(); + } + + pub(crate) fn run_iteration(&mut self) { + self.left_pixels.step(); + self.right_pixels.step(); + + self.left_luma.step(); + self.right_luma.step(); + + self.iteration += Wrapping(1u8); + + if self.split_speed > 0 && self.split_pixel == self.left_pixels.field.width() { + self.split_pixel = 0; + self.swap_left_right(); + Self::regenerate(&mut self.left_pixels, &mut self.left_luma); + } else if self.split_speed < 0 && self.split_pixel == 0 { + self.split_pixel = self.left_pixels.field.width(); + self.swap_left_right(); + Self::regenerate(&mut self.right_pixels, &mut self.right_luma); + } + + self.split_pixel = i32::clamp( + self.split_pixel as i32 + self.split_speed, + 0, + self.left_pixels.field.width() as i32, + ) as usize; + } + + pub(crate) fn draw_state(&self, pixels: &mut Bitmap, luma: &mut BrightnessGrid) { + for x in 0..pixels.width() { + let left_or_right = if x < self.split_pixel { + &self.left_pixels.field + } else { + &self.right_pixels.field + }; + for y in 0..pixels.height() { + let set = x == self.split_pixel || left_or_right.get(x, y); + pixels.set(x, y, set); + } + } + + let split_tile = self.split_pixel / TILE_SIZE; + for x in 0..luma.width() { + let left_or_right = if x < split_tile { + &self.left_luma.field + } else { + &self.right_luma.field + }; + for y in 0..luma.height() { + let set = left_or_right.get(x, y) as f32 / u8::MAX as f32 * u8::from(Brightness::MAX) as f32; + let set = (set as u8).max(1); + let set = Brightness::try_from(set).unwrap(); + luma.set(x, y, set); + } + } + } + + pub(crate) fn handle_event(&mut self, event: SimulationEvent) { + match event { + SimulationEvent::RandomizeLeftPixels => { + randomize(&mut self.left_pixels.field); + println_debug("randomized left pixels"); + } + SimulationEvent::RandomizeRightPixels => { + randomize(&mut self.right_pixels.field); + println_info("randomized right pixels"); + } + SimulationEvent::RandomizeLeftLuma => { + randomize(&mut self.left_luma.field); + println_info("randomized left luma"); + } + SimulationEvent::RandomizeRightLuma => { + randomize(&mut self.right_luma.field); + println_info("randomized right luma"); + } + SimulationEvent::SeparatorAccelerate => { + self.split_speed += 1; + println_info(format!("increased separator speed to {}", self.split_speed)); + } + SimulationEvent::SeparatorDecelerate => { + self.split_speed -= 1; + println_info(format!("decreased separator speed to {}", self.split_speed)); + } + } + } +} + +fn make_randomized(width: usize, height: usize) -> ValueGrid +where + Standard: Distribution, +{ + let mut grid = ValueGrid::new(width, height); + randomize(&mut grid); + grid +} + +fn randomize(field: &mut ValueGrid) +where + Standard: Distribution, +{ + let mut rng = rand::thread_rng(); + + for y in 0..field.height() { + for x in 0..field.width() { + field.set(x, y, rng.gen()); + } + } +}