stwo-gpu 2.0.0

GPU-accelerated Circle STARK prover and verifier — ObelyZK fork of STWO with CUDA/Metal backend
Documentation 
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use core::ops::{Deref, DerefMut};

use std_shims::Vec;
pub mod air;
pub mod channel;
pub mod circle;
pub mod constraints;
pub mod fft;
pub mod fields;
mod fraction;
pub use fraction::Fraction;
pub mod fri;
pub mod pcs;
pub mod poly;
pub mod proof;
pub mod proof_of_work;
pub mod queries;
#[cfg(all(test, feature = "prover"))]
pub mod test_utils;
pub mod utils;
pub mod vcs;
pub mod vcs_lifted;
pub mod verifier;

/// A vector in which each element relates (by index) to a column in the trace.
pub type ColumnVec<T> = Vec<T>;

/// A vector of [ColumnVec]s. Each [ColumnVec] relates (by index) to a component in the air.
#[derive(Debug, Clone)]
pub struct ComponentVec<T>(pub Vec<ColumnVec<T>>);

impl<T> ComponentVec<T> {
    pub fn flatten(self) -> ColumnVec<T> {
        self.0.into_iter().flatten().collect()
    }
}

impl<T> ComponentVec<ColumnVec<T>> {
    pub fn flatten_cols(self) -> Vec<T> {
        self.0.into_iter().flatten().flatten().collect()
    }
}

impl<T> Default for ComponentVec<T> {
    fn default() -> Self {
        Self(Vec::new())
    }
}

impl<T> Deref for ComponentVec<T> {
    type Target = Vec<ColumnVec<T>>;

    fn deref(&self) -> &Self::Target {
        &self.0
    }
}

impl<T> DerefMut for ComponentVec<T> {
    fn deref_mut(&mut self) -> &mut Self::Target {
        &mut self.0
    }
}

#[macro_export]
macro_rules! parallel_iter {
    ($i: expr) => {{
        #[cfg(not(feature = "parallel"))]
        let iter = $i.into_iter();

        #[cfg(feature = "parallel")]
        let iter = $i.into_par_iter();

        iter
    }};
}