added random tetrimo gen
This commit is contained in:
parent
be2dec9584
commit
036953fd2c
GPG key ID:
F350507060ED6C90
4 changed files with 156 additions and 2 deletions
95
Cargo.lock
generated
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95
Cargo.lock
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@ -0,0 +1,95 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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[[package]]
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name = "c2-chacha"
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version = "0.2.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cfg-if"
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version = "0.1.10"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "getrandom"
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version = "0.1.13"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
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"wasi 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libc"
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version = "0.2.65"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "ppv-lite86"
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version = "0.2.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "rand"
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version = "0.7.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"getrandom 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_chacha"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_core"
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version = "0.5.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"getrandom 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "rand_hc"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "tetris"
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version = "0.1.0"
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dependencies = [
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"rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "wasi"
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version = "0.7.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[metadata]
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"checksum c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "214238caa1bf3a496ec3392968969cab8549f96ff30652c9e56885329315f6bb"
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"checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
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"checksum getrandom 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "e7db7ca94ed4cd01190ceee0d8a8052f08a247aa1b469a7f68c6a3b71afcf407"
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"checksum libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)" = "1a31a0627fdf1f6a39ec0dd577e101440b7db22672c0901fe00a9a6fbb5c24e8"
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"checksum ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
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"checksum rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3ae1b169243eaf61759b8475a998f0a385e42042370f3a7dbaf35246eacc8412"
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"checksum rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "03a2a90da8c7523f554344f921aa97283eadf6ac484a6d2a7d0212fa7f8d6853"
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"checksum rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
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"checksum rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
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"checksum wasi 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b89c3ce4ce14bdc6fb6beaf9ec7928ca331de5df7e5ea278375642a2f478570d"
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@ -7,3 +7,4 @@ edition = "2018"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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rand = "0.7"
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20
src/main.rs
20
src/main.rs
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@ -1,3 +1,19 @@
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fn main() {
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println!("Hello, world!");
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mod random;
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#[derive(Debug, Copy, Clone)]
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pub enum Tetrino {
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I,
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O,
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T,
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S,
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Z,
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J,
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L,
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}
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fn main() {
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let mut rs = random::RandomSystem::new();
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for _ in 0..1000000 {
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rs.get_tetrino();
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}
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}
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42
src/random.rs
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42
src/random.rs
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use crate::Tetrino;
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use rand::{rngs::ThreadRng, seq::SliceRandom, thread_rng};
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pub struct RandomSystem {
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rng: ThreadRng,
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bag: [Tetrino; 7],
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cur_pos: usize,
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}
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impl RandomSystem {
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pub fn new() -> Self {
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let rng = thread_rng();
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RandomSystem {
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rng: rng,
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bag: [Tetrino::I; 7],
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cur_pos: 0,
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}
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}
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pub fn get_tetrino(&mut self) -> Tetrino {
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if self.cur_pos == 0 {
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self.refresh_bag();
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}
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let to_return = self.bag[self.cur_pos];
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self.cur_pos = (self.cur_pos + 1) % 7;
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to_return
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}
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fn refresh_bag(&mut self) {
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self.bag = [
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Tetrino::I,
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Tetrino::O,
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Tetrino::T,
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Tetrino::S,
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Tetrino::Z,
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Tetrino::J,
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Tetrino::L,
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];
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self.bag.shuffle(&mut self.rng);
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self.cur_pos = 0;
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}
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}
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