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Diffstat (limited to 'crates/render-core/src/tests.rs')
| -rw-r--r-- | crates/render-core/src/tests.rs | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/crates/render-core/src/tests.rs b/crates/render-core/src/tests.rs deleted file mode 100644 index 1c5285e..0000000 --- a/crates/render-core/src/tests.rs +++ /dev/null @@ -1,256 +0,0 @@ -use super::*; -use common::collect_files_recursive; -use msh_core::parse_model_payload; -use nres::Archive; -use std::fs; -use std::path::{Path, PathBuf}; - -fn nres_test_files() -> Vec<PathBuf> { - let root = Path::new(env!("CARGO_MANIFEST_DIR")) - .join("..") - .join("..") - .join("testdata"); - let mut files = Vec::new(); - collect_files_recursive(&root, &mut files); - files.sort(); - files - .into_iter() - .filter(|path| { - fs::read(path) - .map(|bytes| bytes.get(0..4) == Some(b"NRes")) - .unwrap_or(false) - }) - .collect() -} - -#[test] -fn build_render_mesh_for_real_models() { - let archives = nres_test_files(); - if archives.is_empty() { - eprintln!("skipping build_render_mesh_for_real_models: no NRes files in testdata"); - return; - } - - let mut models_checked = 0usize; - let mut meshes_non_empty = 0usize; - let mut bounds_non_empty = 0usize; - - for archive_path in archives { - let archive = Archive::open_path(&archive_path) - .unwrap_or_else(|err| panic!("failed to open {}: {err}", archive_path.display())); - for entry in archive.entries() { - if !entry.meta.name.to_ascii_lowercase().ends_with(".msh") { - continue; - } - models_checked += 1; - let payload = archive.read(entry.id).unwrap_or_else(|err| { - panic!( - "failed to read model '{}' from {}: {err}", - entry.meta.name, - archive_path.display() - ) - }); - let model = parse_model_payload(payload.as_slice()).unwrap_or_else(|err| { - panic!( - "failed to parse model '{}' from {}: {err}", - entry.meta.name, - archive_path.display() - ) - }); - let mesh = build_render_mesh(&model, 0, 0); - if !mesh.indices.is_empty() { - meshes_non_empty += 1; - } - if compute_bounds_for_mesh(&mesh.vertices).is_some() { - bounds_non_empty += 1; - } - for &index in &mesh.indices { - assert!( - usize::from(index) < mesh.vertices.len(), - "index out of bounds for '{}' in {}", - entry.meta.name, - archive_path.display() - ); - } - for vertex in &mesh.vertices { - assert!( - vertex.uv0[0].is_finite() && vertex.uv0[1].is_finite(), - "UV must be finite for '{}' in {}", - entry.meta.name, - archive_path.display() - ); - } - } - } - - assert!(models_checked > 0, "no MSH models found"); - assert!( - meshes_non_empty > 0, - "all generated render meshes are empty" - ); - assert_eq!( - meshes_non_empty, bounds_non_empty, - "bounds must be available for every non-empty mesh" - ); -} - -#[test] -fn compute_bounds_handles_empty_and_non_empty() { - assert!(compute_bounds(&[]).is_none()); - let bounds = compute_bounds(&[[1.0, 2.0, 3.0], [-2.0, 5.0, 0.5], [0.0, -1.0, 9.0]]) - .expect("bounds expected"); - assert_eq!(bounds.0, [-2.0, -1.0, 0.5]); - assert_eq!(bounds.1, [1.0, 5.0, 9.0]); -} - -#[test] -fn compute_bounds_for_mesh_handles_empty_and_non_empty() { - assert!(compute_bounds_for_mesh(&[]).is_none()); - let bounds = compute_bounds_for_mesh(&[ - RenderVertex { - position: [1.0, 2.0, 3.0], - uv0: [0.0, 0.0], - }, - RenderVertex { - position: [-2.0, 5.0, 0.5], - uv0: [0.2, 0.3], - }, - RenderVertex { - position: [0.0, -1.0, 9.0], - uv0: [1.0, 1.0], - }, - ]) - .expect("bounds expected"); - assert_eq!(bounds.0, [-2.0, -1.0, 0.5]); - assert_eq!(bounds.1, [1.0, 5.0, 9.0]); -} - -fn nodes_with_slot_refs(slot_ids: &[Option<u16>]) -> Vec<u8> { - let mut out = vec![0u8; slot_ids.len().saturating_mul(38)]; - for (node_index, slot_id) in slot_ids.iter().copied().enumerate() { - let node_off = node_index * 38; - for i in 0..15 { - let off = node_off + 8 + i * 2; - out[off..off + 2].copy_from_slice(&u16::MAX.to_le_bytes()); - } - if let Some(slot_id) = slot_id { - out[node_off + 8..node_off + 10].copy_from_slice(&slot_id.to_le_bytes()); - } - } - out -} - -fn slot(batch_start: u16, batch_count: u16) -> msh_core::Slot { - msh_core::Slot { - tri_start: 0, - tri_count: 0, - batch_start, - batch_count, - aabb_min: [0.0; 3], - aabb_max: [0.0; 3], - sphere_center: [0.0; 3], - sphere_radius: 0.0, - opaque: [0; 5], - } -} - -fn batch(index_start: u32, index_count: u16, base_vertex: u32) -> msh_core::Batch { - msh_core::Batch { - batch_flags: 0, - material_index: 0, - opaque4: 0, - opaque6: 0, - index_count, - index_start, - opaque14: 0, - base_vertex, - } -} - -#[test] -fn build_render_mesh_handles_empty_slot_model() { - let model = msh_core::Model { - node_stride: 38, - node_count: 1, - nodes_raw: nodes_with_slot_refs(&[None]), - slots: Vec::new(), - positions: vec![[0.0, 0.0, 0.0]], - normals: None, - uv0: None, - indices: Vec::new(), - batches: Vec::new(), - node_names: None, - }; - - let mesh = build_render_mesh(&model, 0, 0); - assert!(mesh.vertices.is_empty()); - assert!(mesh.indices.is_empty()); - assert_eq!(mesh.batch_count, 0); - assert_eq!(mesh.triangle_count(), 0); -} - -#[test] -fn build_render_mesh_supports_multi_node_and_uv_scaling() { - let model = msh_core::Model { - node_stride: 38, - node_count: 2, - nodes_raw: nodes_with_slot_refs(&[Some(0), Some(1)]), - slots: vec![slot(0, 1), slot(1, 1)], - positions: vec![ - [0.0, 0.0, 0.0], - [1.0, 0.0, 0.0], - [0.0, 1.0, 0.0], - [2.0, 0.0, 0.0], - [3.0, 0.0, 0.0], - [2.0, 1.0, 0.0], - ], - normals: None, - uv0: Some(vec![ - [1024, -1024], - [512, 256], - [0, 0], - [1024, 1024], - [2048, 1024], - [1024, 0], - ]), - indices: vec![0, 1, 2, 0, 1, 2], - batches: vec![batch(0, 3, 0), batch(3, 3, 3)], - node_names: None, - }; - - let mesh = build_render_mesh(&model, 0, 0); - assert_eq!(mesh.batch_count, 2); - assert_eq!(mesh.vertices.len(), 6); - assert_eq!(mesh.indices, vec![0, 1, 2, 3, 4, 5]); - assert_eq!(mesh.triangle_count(), 2); - assert_eq!(mesh.vertices[0].uv0, [1.0, -1.0]); - assert_eq!(mesh.vertices[1].uv0, [0.5, 0.25]); - assert_eq!(mesh.vertices[2].uv0, [0.0, 0.0]); - assert_eq!(mesh.vertices[3].uv0, [1.0, 1.0]); -} - -#[test] -fn build_render_mesh_deduplicates_shared_vertices() { - let model = msh_core::Model { - node_stride: 38, - node_count: 1, - nodes_raw: nodes_with_slot_refs(&[Some(0)]), - slots: vec![slot(0, 1)], - positions: vec![ - [0.0, 0.0, 0.0], - [1.0, 0.0, 0.0], - [0.0, 1.0, 0.0], - [1.0, 1.0, 0.0], - ], - normals: None, - uv0: None, - indices: vec![0, 1, 2, 2, 1, 3], - batches: vec![batch(0, 6, 0)], - node_names: None, - }; - - let mesh = build_render_mesh(&model, 0, 0); - assert_eq!(mesh.vertices.len(), 4); - assert_eq!(mesh.indices, vec![0, 1, 2, 2, 1, 3]); - assert_eq!(mesh.triangle_count(), 2); -} |