WIP physics tracing/recording

common/src/main/rust/Cargo.toml

@@ -1,13 +1,15 @@
 [workspace]
 resolver = "3"
-members = ["marten", "rapier"]
+members = ["fisher", "fisher-playback", "marten", "rapier"]
 
 [workspace.package]
 edition = "2024"
 version = "0.1.0"
 
 [workspace.dependencies]
 marten = { path = "marten" }
+fisher = { path = "fisher" }
+sable_rapier = { path = "rapier" }
 
 log = "0.4.22"
 jni = "0.21.1"
@@ -21,4 +23,5 @@ lto = "thin"
 codegen-units = 1
 
 [profile.bench]
+inherits = "release"
 debug = true

common/src/main/rust/fisher-playback/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "fisher-playback"
+edition.workspace = true
+version.workspace = true
+
+[dependencies]
+sable_rapier = { workspace = true, features = ["recording"] }
+fisher.workspace = true
+clap = { version = "4.6", features = ["derive"] }
+clap_derive = { version = "4.6.1" }

common/src/main/rust/fisher-playback/src/main.rs

@@ -0,0 +1,31 @@
+use std::{fs::File, path::PathBuf, time::Instant};
+
+use clap::Parser;
+use fisher::imp::BorrowReader;
+use sable_rapier::api::recording::CallType;
+
+fn main() {
+    let args = Arguments::parse();
+
+    let file = std::fs::read(args.instr_file).unwrap();
+    let mut reader = BorrowReader::new(&file);
+    let start = Instant::now();
+    while reader.remaining() != 0 {
+        let &[byte] = reader.get_bytes_const();
+        let ty = CallType::new(byte);
+
+        // dbg!(ty);
+        let trackable = ty.as_trackable();
+        trackable.playback(&mut reader);
+    }
+    println!(
+        "run took {}ms",
+        Instant::now().saturating_duration_since(start).as_millis()
+    );
+}
+
+#[derive(Parser)]
+pub struct Arguments {
+    /// The recorded file to parse
+    instr_file: PathBuf,
+}

common/src/main/rust/fisher/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "fisher"
+edition.workspace = true
+version.workspace = true
+
+[dependencies]
+jni.workspace = true
+marten.workspace = true
+
+[features]
+enabled = []
+default = ["enabled"]