Initial import

vendor/spinoza/examples/qcbm.rs

@@ -0,0 +1,55 @@
+use clap::Parser;
+use spinoza::{
+    config::{Config, QSArgs},
+    core::{State, CONFIG},
+    gates::{apply, c_apply, Gate},
+    utils::{pretty_print_int, to_table},
+};
+
+pub fn qcbm_functional(n: usize, show_results: bool) {
+    let pairs: Vec<_> = (0..n).into_iter().map(|i| (i, (i + 1) % n)).collect();
+
+    let now = std::time::Instant::now();
+    let mut state: State = State::new(n);
+
+    for i in 0..n {
+        apply(Gate::RX(1.0), &mut state, i);
+        apply(Gate::RZ(1.0), &mut state, i);
+    }
+
+    for i in 0..n {
+        let (p0, p1) = pairs[i];
+        c_apply(Gate::X, &mut state, p0, p1);
+    }
+
+    for _ in 0..9 {
+        for i in 0..n {
+            apply(Gate::RZ(1.0), &mut state, i);
+            apply(Gate::RX(1.0), &mut state, i);
+            apply(Gate::RZ(1.0), &mut state, i);
+        }
+
+        for i in 0..n {
+            let (p0, p1) = pairs[i];
+            c_apply(Gate::X, &mut state, p0, p1);
+        }
+    }
+
+    for i in 0..n {
+        apply(Gate::RZ(1.0), &mut state, i);
+        apply(Gate::RX(1.0), &mut state, i);
+    }
+
+    let elapsed = now.elapsed().as_micros();
+    println!("{}", pretty_print_int(elapsed));
+    if show_results {
+        println!("{}", to_table(&state));
+    }
+}
+
+pub fn main() {
+    let args = QSArgs::parse();
+    let config = Config::from_cli(args);
+    CONFIG.set(config).unwrap();
+    qcbm_functional(config.qubits.into(), config.print);
+}