Rename solver crate to norn-rs

Cargo.lock

@@ -3,5 +3,5 @@
 version = 4
 
 [[package]]
-name = "epiphany-graph-rs"
+name = "norn-rs"
 version = "0.1.0"

Cargo.toml

@@ -1,11 +1,11 @@
 [package]
-name = "epiphany-graph-rs"
+name = "norn-rs"
 version = "0.1.0"
 edition = "2024"
-description = "Hybrid Sugiyama/force-directed graph layout constraints in fast, deterministic Rust."
+description = "Norn hybrid Sugiyama/Kamada-Kawai 2D and 3D graph layout solver."
 license = "MIT OR Apache-2.0"
-repository = "https://github.com/GameCult/epiphany-graph-rs"
-keywords = ["graph", "layout", "sugiyama", "force-directed"]
+repository = "https://github.com/GameCult/norn-rs"
+keywords = ["graph", "layout", "sugiyama", "kamada-kawai"]
 categories = ["algorithms", "visualization"]
 
 [dependencies]

README.md

@@ -1,4 +1,4 @@
-# epiphany-graph-rs
+# norn-rs
 
 Hybrid graph layout for DAGs that still want to breathe.
 
@@ -28,7 +28,7 @@ The result is a spectrum:
 ## Example
 
 ```rust
-use epiphany_graph_rs::{layout, Graph, LayoutConfig};
+use norn_rs::{layout, Graph, LayoutConfig};
 
 let mut graph = Graph::new();
 let a = graph.add_node(1.0);
@@ -52,7 +52,7 @@ Hierarchy stays on `Y`; organic spread happens across `X/Z`; grounding and
 depth forces keep the graph shallow instead of letting it become decorative fog.
 
 ```rust
-use epiphany_graph_rs::{layout_3d, Graph, Layout3dConfig};
+use norn_rs::{layout_3d, Graph, Layout3dConfig};
 
 let mut graph = Graph::new();
 let root = graph.add_node(1.0);
@@ -77,7 +77,7 @@ core stays small and renderer-agnostic.
 Use `Layout3dSolver` when Bevy needs to iterate layout over frames:
 
 ```rust
-use epiphany_graph_rs::{Graph, Layout3dConfig, Layout3dSolver};
+use norn_rs::{Graph, Layout3dConfig, Layout3dSolver};
 
 let graph = Graph::new();
 let mut solver = Layout3dSolver::new(graph, Layout3dConfig::default());
@@ -121,7 +121,7 @@ Use the repulsion accuracy sweep to compare approximation settings against exact
 all-pairs repulsion on the same positions:
 
 ```rust
-use epiphany_graph_rs::{
+use norn_rs::{
     repulsion_accuracy_sweep, Layout3dConfig, RepulsionAccuracyCandidate,
 };
 

examples/organ_battleground.rs

@@ -2,7 +2,7 @@ use std::collections::HashMap;
 use std::fs;
 use std::path::Path;
 
-use epiphany_graph_rs::{
+use norn_rs::{
     Graph, Layout3dConfig, Layout3dSolver, RepulsionAccuracyCandidate, RepulsionMode,
     evaluate_layout_quality, solver_structural_accuracy_sweep,
 };
@@ -67,7 +67,7 @@ struct Fixture {
 fn candidate_quality(
     graph: &Graph,
     candidate: &RepulsionAccuracyCandidate,
-) -> epiphany_graph_rs::LayoutQualityReport {
+) -> norn_rs::LayoutQualityReport {
     let config = Layout3dConfig {
         repulsion_mode: candidate.repulsion_mode,
         barnes_hut_theta: candidate.barnes_hut_theta,

examples/tuning_sweep.rs

@@ -1,4 +1,4 @@
-use epiphany_graph_rs::{
+use norn_rs::{
     Layout3dConfig, RepulsionAccuracyCandidate, RepulsionMode, repulsion_accuracy_sweep,
 };
 

src/lib.rs

@@ -2803,18 +2803,18 @@ fn clamp(value: f32, min: f32, max: f32) -> f32 {
 ///
 /// The raw ABI is intentionally tiny so browser consumers can use this crate
 /// without a binding generator. Hosts must release the pointer with
-/// [`epiphany_graph_dealloc`].
+/// [`norn_graph_dealloc`].
 #[unsafe(no_mangle)]
-pub extern "C" fn epiphany_graph_alloc(len: usize) -> *mut u8 {
+pub extern "C" fn norn_graph_alloc(len: usize) -> *mut u8 {
     let mut buffer = Vec::<u8>::with_capacity(len);
     let ptr = buffer.as_mut_ptr();
     std::mem::forget(buffer);
     ptr
 }
 
-/// Release a pointer previously returned by [`epiphany_graph_alloc`].
+/// Release a pointer previously returned by [`norn_graph_alloc`].
 #[unsafe(no_mangle)]
-pub unsafe extern "C" fn epiphany_graph_dealloc(ptr: *mut u8, len: usize) {
+pub unsafe extern "C" fn norn_graph_dealloc(ptr: *mut u8, len: usize) {
     if ptr.is_null() || len == 0 {
         return;
     }
@@ -2826,16 +2826,16 @@ pub unsafe extern "C" fn epiphany_graph_dealloc(ptr: *mut u8, len: usize) {
 
 /// Allocate `f32` slots for host-written typed arrays.
 #[unsafe(no_mangle)]
-pub extern "C" fn epiphany_graph_alloc_f32(count: usize) -> *mut f32 {
+pub extern "C" fn norn_graph_alloc_f32(count: usize) -> *mut f32 {
     let mut buffer = Vec::<f32>::with_capacity(count);
     let ptr = buffer.as_mut_ptr();
     std::mem::forget(buffer);
     ptr
 }
 
-/// Release `f32` slots previously returned by [`epiphany_graph_alloc_f32`].
+/// Release `f32` slots previously returned by [`norn_graph_alloc_f32`].
 #[unsafe(no_mangle)]
-pub unsafe extern "C" fn epiphany_graph_dealloc_f32(ptr: *mut f32, count: usize) {
+pub unsafe extern "C" fn norn_graph_dealloc_f32(ptr: *mut f32, count: usize) {
     if ptr.is_null() || count == 0 {
         return;
     }
@@ -2847,16 +2847,16 @@ pub unsafe extern "C" fn epiphany_graph_dealloc_f32(ptr: *mut f32, count: usize)
 
 /// Allocate `u32` slots for host-written typed arrays.
 #[unsafe(no_mangle)]
-pub extern "C" fn epiphany_graph_alloc_u32(count: usize) -> *mut u32 {
+pub extern "C" fn norn_graph_alloc_u32(count: usize) -> *mut u32 {
     let mut buffer = Vec::<u32>::with_capacity(count);
     let ptr = buffer.as_mut_ptr();
     std::mem::forget(buffer);
     ptr
 }
 
-/// Release `u32` slots previously returned by [`epiphany_graph_alloc_u32`].
+/// Release `u32` slots previously returned by [`norn_graph_alloc_u32`].
 #[unsafe(no_mangle)]
-pub unsafe extern "C" fn epiphany_graph_dealloc_u32(ptr: *mut u32, count: usize) {
+pub unsafe extern "C" fn norn_graph_dealloc_u32(ptr: *mut u32, count: usize) {
     if ptr.is_null() || count == 0 {
         return;
     }
@@ -2876,7 +2876,7 @@ pub unsafe extern "C" fn epiphany_graph_dealloc_u32(ptr: *mut u32, count: usize)
 /// Output tuple per node is `(x, y, rank, order)` sorted by node index.
 /// Returns `0` on success and a negative value for malformed input.
 #[unsafe(no_mangle)]
-pub unsafe extern "C" fn epiphany_graph_layout_2d(
+pub unsafe extern "C" fn norn_graph_layout_2d(
     node_weights_ptr: *const f32,
     node_count: usize,
     edge_pairs_ptr: *const u32,