commit 71edac6f3413f6e63be4755e6846c52a31b14c96
Author: Joe <Joe>
Date:   Thu Oct 16 13:19:17 2025 -0700

    add clap and rstar deps, initial data structure shape takes hold

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..9af137c
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,268 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..3d37a6a
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "spacebench"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+clap = "4.5.49"
+rstar = "0.12.2"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..f2dc211
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,46 @@
+use std::sync::RwLock;
+
+struct Point2d {
+    x: f64,
+    y: f64,
+}
+
+#[derive(Debug, Default, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
+struct PointRef2d {
+    x: usize,
+    y: usize,
+}
+
+#[derive(Debug, Default, Clone, Copy)]
+struct PVal {
+    point: usize,
+    val: f64,
+}
+
+impl PartialEq for PVal {
+    fn eq(&self, other: &Self) -> bool {
+        self.val == other.val
+    }
+}
+
+impl PartialOrd for PVal {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        self.val.partial_cmp(&other.val)
+    }
+}
+
+struct Spindex2d {
+    points: Vec<RwLock<PointRef2d>>,
+    xs: Vec<RwLock<PVal>>,
+    ys: Vec<RwLock<PVal>>,
+}
+
+impl Spindex2d {
+    pub fn new(points: &[Point2d]) -> Self {
+        todo!()
+    }
+}
+
+fn main() {
+    println!("Hello, world!");
+}