initial
This commit is contained in:
parent
e24c932cee
commit
caed160def
11 changed files with 689 additions and 0 deletions
1
.envrc
Normal file
1
.envrc
Normal file
|
|
@ -0,0 +1 @@
|
||||||
|
use flake
|
||||||
1
.gitignore
vendored
Normal file
1
.gitignore
vendored
Normal file
|
|
@ -0,0 +1 @@
|
||||||
|
.direnv
|
||||||
3
assignment-0/.gitignore
vendored
Normal file
3
assignment-0/.gitignore
vendored
Normal file
|
|
@ -0,0 +1,3 @@
|
||||||
|
/target
|
||||||
|
out.ppm
|
||||||
|
|
||||||
390
assignment-0/Cargo.lock
generated
Normal file
390
assignment-0/Cargo.lock
generated
Normal file
|
|
@ -0,0 +1,390 @@
|
||||||
|
# This file is automatically @generated by Cargo.
|
||||||
|
# It is not intended for manual editing.
|
||||||
|
version = 3
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "anyhow"
|
||||||
|
version = "1.0.68"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "assignment-0"
|
||||||
|
version = "0.1.0"
|
||||||
|
dependencies = [
|
||||||
|
"anyhow",
|
||||||
|
"clap",
|
||||||
|
"rand",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "bitflags"
|
||||||
|
version = "1.3.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "cc"
|
||||||
|
version = "1.0.78"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a20104e2335ce8a659d6dd92a51a767a0c062599c73b343fd152cb401e828c3d"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "cfg-if"
|
||||||
|
version = "1.0.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "clap"
|
||||||
|
version = "4.1.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "4ec7a4128863c188deefe750ac1d1dfe66c236909f845af04beed823638dc1b2"
|
||||||
|
dependencies = [
|
||||||
|
"bitflags",
|
||||||
|
"clap_derive",
|
||||||
|
"clap_lex",
|
||||||
|
"is-terminal",
|
||||||
|
"once_cell",
|
||||||
|
"strsim",
|
||||||
|
"termcolor",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "clap_derive"
|
||||||
|
version = "4.1.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "684a277d672e91966334af371f1a7b5833f9aa00b07c84e92fbce95e00208ce8"
|
||||||
|
dependencies = [
|
||||||
|
"heck",
|
||||||
|
"proc-macro-error",
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"syn",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "clap_lex"
|
||||||
|
version = "0.3.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "783fe232adfca04f90f56201b26d79682d4cd2625e0bc7290b95123afe558ade"
|
||||||
|
dependencies = [
|
||||||
|
"os_str_bytes",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "errno"
|
||||||
|
version = "0.2.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
|
||||||
|
dependencies = [
|
||||||
|
"errno-dragonfly",
|
||||||
|
"libc",
|
||||||
|
"winapi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "errno-dragonfly"
|
||||||
|
version = "0.1.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "aa68f1b12764fab894d2755d2518754e71b4fd80ecfb822714a1206c2aab39bf"
|
||||||
|
dependencies = [
|
||||||
|
"cc",
|
||||||
|
"libc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "getrandom"
|
||||||
|
version = "0.2.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
|
||||||
|
dependencies = [
|
||||||
|
"cfg-if",
|
||||||
|
"libc",
|
||||||
|
"wasi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "heck"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "hermit-abi"
|
||||||
|
version = "0.2.6"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
|
||||||
|
dependencies = [
|
||||||
|
"libc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "io-lifetimes"
|
||||||
|
version = "1.0.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e7d6c6f8c91b4b9ed43484ad1a938e393caf35960fce7f82a040497207bd8e9e"
|
||||||
|
dependencies = [
|
||||||
|
"libc",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "is-terminal"
|
||||||
|
version = "0.4.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "28dfb6c8100ccc63462345b67d1bbc3679177c75ee4bf59bf29c8b1d110b8189"
|
||||||
|
dependencies = [
|
||||||
|
"hermit-abi",
|
||||||
|
"io-lifetimes",
|
||||||
|
"rustix",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "libc"
|
||||||
|
version = "0.2.139"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "linux-raw-sys"
|
||||||
|
version = "0.1.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "f051f77a7c8e6957c0696eac88f26b0117e54f52d3fc682ab19397a8812846a4"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "once_cell"
|
||||||
|
version = "1.17.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "os_str_bytes"
|
||||||
|
version = "6.4.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "ppv-lite86"
|
||||||
|
version = "0.2.17"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "proc-macro-error"
|
||||||
|
version = "1.0.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro-error-attr",
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"syn",
|
||||||
|
"version_check",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "proc-macro-error-attr"
|
||||||
|
version = "1.0.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"version_check",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "proc-macro2"
|
||||||
|
version = "1.0.50"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "6ef7d57beacfaf2d8aee5937dab7b7f28de3cb8b1828479bb5de2a7106f2bae2"
|
||||||
|
dependencies = [
|
||||||
|
"unicode-ident",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "quote"
|
||||||
|
version = "1.0.23"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[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",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "rand_chacha"
|
||||||
|
version = "0.3.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
|
||||||
|
dependencies = [
|
||||||
|
"ppv-lite86",
|
||||||
|
"rand_core",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "rand_core"
|
||||||
|
version = "0.6.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
|
||||||
|
dependencies = [
|
||||||
|
"getrandom",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "rustix"
|
||||||
|
version = "0.36.7"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d4fdebc4b395b7fbb9ab11e462e20ed9051e7b16e42d24042c776eca0ac81b03"
|
||||||
|
dependencies = [
|
||||||
|
"bitflags",
|
||||||
|
"errno",
|
||||||
|
"io-lifetimes",
|
||||||
|
"libc",
|
||||||
|
"linux-raw-sys",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "strsim"
|
||||||
|
version = "0.10.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "syn"
|
||||||
|
version = "1.0.107"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"unicode-ident",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "termcolor"
|
||||||
|
version = "1.2.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
|
||||||
|
dependencies = [
|
||||||
|
"winapi-util",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "unicode-ident"
|
||||||
|
version = "1.0.6"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "version_check"
|
||||||
|
version = "0.9.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "wasi"
|
||||||
|
version = "0.11.0+wasi-snapshot-preview1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi"
|
||||||
|
version = "0.3.9"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
|
||||||
|
dependencies = [
|
||||||
|
"winapi-i686-pc-windows-gnu",
|
||||||
|
"winapi-x86_64-pc-windows-gnu",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-i686-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-util"
|
||||||
|
version = "0.1.5"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
|
||||||
|
dependencies = [
|
||||||
|
"winapi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-x86_64-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows-sys"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
|
||||||
|
dependencies = [
|
||||||
|
"windows_aarch64_gnullvm",
|
||||||
|
"windows_aarch64_msvc",
|
||||||
|
"windows_i686_gnu",
|
||||||
|
"windows_i686_msvc",
|
||||||
|
"windows_x86_64_gnu",
|
||||||
|
"windows_x86_64_gnullvm",
|
||||||
|
"windows_x86_64_msvc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_gnullvm"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "8c9864e83243fdec7fc9c5444389dcbbfd258f745e7853198f365e3c4968a608"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_msvc"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_gnu"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_msvc"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnu"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnullvm"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_msvc"
|
||||||
|
version = "0.42.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
|
||||||
11
assignment-0/Cargo.toml
Normal file
11
assignment-0/Cargo.toml
Normal file
|
|
@ -0,0 +1,11 @@
|
||||||
|
[package]
|
||||||
|
name = "assignment-0"
|
||||||
|
version = "0.1.0"
|
||||||
|
edition = "2021"
|
||||||
|
|
||||||
|
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
anyhow = "1.0.68"
|
||||||
|
clap = { version = "4.1.1", features = ["derive"] }
|
||||||
|
rand = "0.8.5"
|
||||||
33
assignment-0/src/main.rs
Normal file
33
assignment-0/src/main.rs
Normal file
|
|
@ -0,0 +1,33 @@
|
||||||
|
use std::{fs::File, path::PathBuf};
|
||||||
|
|
||||||
|
use anyhow::Result;
|
||||||
|
use clap::Parser;
|
||||||
|
|
||||||
|
use crate::value_noise::generate_noise;
|
||||||
|
|
||||||
|
mod ppm;
|
||||||
|
mod value_noise;
|
||||||
|
mod vec2;
|
||||||
|
|
||||||
|
#[derive(Parser)]
|
||||||
|
struct Opt {
|
||||||
|
#[clap(short = 'o', long = "out", default_value = "out.ppm")]
|
||||||
|
output_path: PathBuf,
|
||||||
|
}
|
||||||
|
|
||||||
|
fn main() -> Result<()> {
|
||||||
|
let opt = Opt::parse();
|
||||||
|
|
||||||
|
let rng = rand::thread_rng();
|
||||||
|
|
||||||
|
let width = 256;
|
||||||
|
let height = 256;
|
||||||
|
let ppm = generate_noise(width, height, rng);
|
||||||
|
|
||||||
|
{
|
||||||
|
let file = File::create(opt.output_path)?;
|
||||||
|
ppm.write(file)?;
|
||||||
|
}
|
||||||
|
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
26
assignment-0/src/ppm.rs
Normal file
26
assignment-0/src/ppm.rs
Normal file
|
|
@ -0,0 +1,26 @@
|
||||||
|
use std::io::{Result, Write};
|
||||||
|
|
||||||
|
pub struct Pixel(pub u8, pub u8, pub u8);
|
||||||
|
|
||||||
|
pub struct Ppm {
|
||||||
|
pub(crate) width: usize,
|
||||||
|
pub(crate) height: usize,
|
||||||
|
pub(crate) data: Vec<Pixel>,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Ppm {
|
||||||
|
pub fn write(&self, mut w: impl Write) -> Result<()> {
|
||||||
|
// Header
|
||||||
|
let header = format!("P3 {} {} 255\n", self.width, self.height);
|
||||||
|
w.write_all(header.as_bytes())?;
|
||||||
|
|
||||||
|
// Pixel data
|
||||||
|
for pixel in self.data.iter() {
|
||||||
|
let Pixel(red, green, blue) = pixel;
|
||||||
|
let pixel = format!("{red} {green} {blue}\n");
|
||||||
|
w.write_all(pixel.as_bytes())?;
|
||||||
|
}
|
||||||
|
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
|
}
|
||||||
88
assignment-0/src/value_noise.rs
Normal file
88
assignment-0/src/value_noise.rs
Normal file
|
|
@ -0,0 +1,88 @@
|
||||||
|
// https://www.scratchapixel.com/lessons/procedural-generation-virtual-worlds/procedural-patterns-noise-part-1/creating-simple-2D-noise.html
|
||||||
|
|
||||||
|
use std::mem::{self};
|
||||||
|
|
||||||
|
use rand::{Rng, RngCore};
|
||||||
|
|
||||||
|
use crate::ppm::{Pixel, Ppm};
|
||||||
|
use crate::vec2::Vec2;
|
||||||
|
|
||||||
|
const MAX_TABLE_SIZE: usize = 256;
|
||||||
|
const MAX_TABLE_SIZE_MASK: usize = MAX_TABLE_SIZE - 1;
|
||||||
|
|
||||||
|
pub fn generate_noise(width: usize, height: usize, rng: impl RngCore) -> Ppm {
|
||||||
|
let mut noise_map = vec![0.0; width * height];
|
||||||
|
let noise = ValueNoise::new(rng);
|
||||||
|
let frequency = 0.05;
|
||||||
|
|
||||||
|
for j in 0..height {
|
||||||
|
for i in 0..width {
|
||||||
|
let vec = Vec2::new(i as f64, j as f64);
|
||||||
|
noise_map[j * width + i] = noise.eval(vec * frequency);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
let data = noise_map
|
||||||
|
.into_iter()
|
||||||
|
.map(|f| {
|
||||||
|
let v = (f * 256.0).floor() as u8;
|
||||||
|
Pixel(v, v, v)
|
||||||
|
})
|
||||||
|
.collect();
|
||||||
|
Ppm {
|
||||||
|
width,
|
||||||
|
height,
|
||||||
|
data,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub struct ValueNoise {
|
||||||
|
r: [f64; MAX_TABLE_SIZE * MAX_TABLE_SIZE],
|
||||||
|
}
|
||||||
|
|
||||||
|
impl ValueNoise {
|
||||||
|
pub fn new(mut rng: impl RngCore) -> Self {
|
||||||
|
let mut r: [f64; MAX_TABLE_SIZE * MAX_TABLE_SIZE] = unsafe { mem::zeroed() };
|
||||||
|
for k in 0..MAX_TABLE_SIZE * MAX_TABLE_SIZE {
|
||||||
|
r[k] = rng.gen_range(0.0..1.0);
|
||||||
|
}
|
||||||
|
ValueNoise { r }
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn eval(&self, point: Vec2) -> f64 {
|
||||||
|
let xi = point.x.floor();
|
||||||
|
let yi = point.y.floor();
|
||||||
|
|
||||||
|
let tx = point.x - xi;
|
||||||
|
let ty = point.y - yi;
|
||||||
|
|
||||||
|
let xi = xi as usize;
|
||||||
|
let yi = yi as usize;
|
||||||
|
|
||||||
|
let rx0 = xi & MAX_TABLE_SIZE_MASK;
|
||||||
|
let rx1 = (rx0 + 1) & MAX_TABLE_SIZE_MASK;
|
||||||
|
let ry0 = yi & MAX_TABLE_SIZE_MASK;
|
||||||
|
let ry1 = (ry0 + 1) & MAX_TABLE_SIZE_MASK;
|
||||||
|
|
||||||
|
let c00 = self.r[ry0 * MAX_TABLE_SIZE_MASK + rx0];
|
||||||
|
let c10 = self.r[ry0 * MAX_TABLE_SIZE_MASK + rx1];
|
||||||
|
let c01 = self.r[ry1 * MAX_TABLE_SIZE_MASK + rx0];
|
||||||
|
let c11 = self.r[ry1 * MAX_TABLE_SIZE_MASK + rx1];
|
||||||
|
|
||||||
|
let sx = smooth_step(tx);
|
||||||
|
let sy = smooth_step(ty);
|
||||||
|
|
||||||
|
let nx0 = lerp(c00, c10, sx);
|
||||||
|
let nx1 = lerp(c01, c11, sx);
|
||||||
|
|
||||||
|
lerp(nx0, nx1, sy)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn smooth_step(t: f64) -> f64 {
|
||||||
|
t * t * (3.0 - 2.0 * t)
|
||||||
|
}
|
||||||
|
|
||||||
|
fn lerp(lo: f64, hi: f64, t: f64) -> f64 {
|
||||||
|
lo * (1.0 - t) + hi * t
|
||||||
|
}
|
||||||
23
assignment-0/src/vec2.rs
Normal file
23
assignment-0/src/vec2.rs
Normal file
|
|
@ -0,0 +1,23 @@
|
||||||
|
use std::ops::Mul;
|
||||||
|
|
||||||
|
pub struct Vec2<T = f64> {
|
||||||
|
pub x: T,
|
||||||
|
pub y: T,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T> Vec2<T> {
|
||||||
|
pub fn new(x: T, y: T) -> Self {
|
||||||
|
Self { x, y }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<S: Copy, T: Mul<S>> Mul<S> for Vec2<T> {
|
||||||
|
type Output = Vec2<T::Output>;
|
||||||
|
|
||||||
|
fn mul(self, rhs: S) -> Self::Output {
|
||||||
|
Vec2 {
|
||||||
|
x: self.x * rhs,
|
||||||
|
y: self.y * rhs,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
93
flake.lock
Normal file
93
flake.lock
Normal file
|
|
@ -0,0 +1,93 @@
|
||||||
|
{
|
||||||
|
"nodes": {
|
||||||
|
"fenix": {
|
||||||
|
"inputs": {
|
||||||
|
"nixpkgs": "nixpkgs",
|
||||||
|
"rust-analyzer-src": "rust-analyzer-src"
|
||||||
|
},
|
||||||
|
"locked": {
|
||||||
|
"lastModified": 1674240251,
|
||||||
|
"narHash": "sha256-AVMmf/CtcGensTZmMicToDpOwySEGNKYgRPC7lu3m8w=",
|
||||||
|
"owner": "nix-community",
|
||||||
|
"repo": "fenix",
|
||||||
|
"rev": "d8067f4d1d3d30732703209bec5ca7d62aaececc",
|
||||||
|
"type": "github"
|
||||||
|
},
|
||||||
|
"original": {
|
||||||
|
"owner": "nix-community",
|
||||||
|
"repo": "fenix",
|
||||||
|
"type": "github"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"flake-utils": {
|
||||||
|
"locked": {
|
||||||
|
"lastModified": 1667395993,
|
||||||
|
"narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
|
||||||
|
"owner": "numtide",
|
||||||
|
"repo": "flake-utils",
|
||||||
|
"rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
|
||||||
|
"type": "github"
|
||||||
|
},
|
||||||
|
"original": {
|
||||||
|
"id": "flake-utils",
|
||||||
|
"type": "indirect"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"nixpkgs": {
|
||||||
|
"locked": {
|
||||||
|
"lastModified": 1673796341,
|
||||||
|
"narHash": "sha256-1kZi9OkukpNmOaPY7S5/+SlCDOuYnP3HkXHvNDyLQcc=",
|
||||||
|
"owner": "nixos",
|
||||||
|
"repo": "nixpkgs",
|
||||||
|
"rev": "6dccdc458512abce8d19f74195bb20fdb067df50",
|
||||||
|
"type": "github"
|
||||||
|
},
|
||||||
|
"original": {
|
||||||
|
"owner": "nixos",
|
||||||
|
"ref": "nixos-unstable",
|
||||||
|
"repo": "nixpkgs",
|
||||||
|
"type": "github"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"nixpkgs_2": {
|
||||||
|
"locked": {
|
||||||
|
"lastModified": 1667629849,
|
||||||
|
"narHash": "sha256-P+v+nDOFWicM4wziFK9S/ajF2lc0N2Rg9p6Y35uMoZI=",
|
||||||
|
"owner": "nixos",
|
||||||
|
"repo": "nixpkgs",
|
||||||
|
"rev": "3bacde6273b09a21a8ccfba15586fb165078fb62",
|
||||||
|
"type": "github"
|
||||||
|
},
|
||||||
|
"original": {
|
||||||
|
"id": "nixpkgs",
|
||||||
|
"type": "indirect"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"root": {
|
||||||
|
"inputs": {
|
||||||
|
"fenix": "fenix",
|
||||||
|
"flake-utils": "flake-utils",
|
||||||
|
"nixpkgs": "nixpkgs_2"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"rust-analyzer-src": {
|
||||||
|
"flake": false,
|
||||||
|
"locked": {
|
||||||
|
"lastModified": 1674162026,
|
||||||
|
"narHash": "sha256-iY0bxoVE7zAZmp0BB/m5hZW5pWHUfgntDvc1m2zyt/U=",
|
||||||
|
"owner": "rust-lang",
|
||||||
|
"repo": "rust-analyzer",
|
||||||
|
"rev": "6e52c64031825920983515b9e975e93232739f7f",
|
||||||
|
"type": "github"
|
||||||
|
},
|
||||||
|
"original": {
|
||||||
|
"owner": "rust-lang",
|
||||||
|
"ref": "nightly",
|
||||||
|
"repo": "rust-analyzer",
|
||||||
|
"type": "github"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"root": "root",
|
||||||
|
"version": 7
|
||||||
|
}
|
||||||
20
flake.nix
Normal file
20
flake.nix
Normal file
|
|
@ -0,0 +1,20 @@
|
||||||
|
{
|
||||||
|
inputs = { fenix.url = "github:nix-community/fenix"; };
|
||||||
|
|
||||||
|
outputs = { self, nixpkgs, flake-utils, fenix }:
|
||||||
|
flake-utils.lib.eachDefaultSystem (system:
|
||||||
|
let
|
||||||
|
pkgs = import nixpkgs {
|
||||||
|
inherit system;
|
||||||
|
overlays = [ fenix.overlays.default ];
|
||||||
|
};
|
||||||
|
|
||||||
|
toolchain = pkgs.fenix.default;
|
||||||
|
in rec {
|
||||||
|
devShell = pkgs.mkShell {
|
||||||
|
packages = (with pkgs; [ cargo-watch cargo-deny cargo-edit ])
|
||||||
|
++ (with toolchain; [ cargo rustc rustfmt clippy ]);
|
||||||
|
CARGO_UNSTABLE_SPARSE_REGISTRY = "true";
|
||||||
|
};
|
||||||
|
});
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue