diff --git a/crates/polymodel-renderer-worker/src/lib.rs b/crates/polymodel-renderer-worker/src/lib.rs
index 1764352..04abe2e 100644
--- a/crates/polymodel-renderer-worker/src/lib.rs
+++ b/crates/polymodel-renderer-worker/src/lib.rs
@@ -212,9 +212,18 @@ fn texture_resource_for<'a>(
         RootId::UploadedLdraw => matches!(label, "models" | "parts" | "p" | "external"),
         RootId::OfficialLibrary => matches!(label, "official-parts" | "official-p"),
     };
-    resources
-        .iter()
-        .find(|resource| root_matches(&resource.root) && resource.path == path.as_str())
+    let authored = path.as_str();
+    let prefixed = format!("textures/{authored}");
+    let stripped = authored.strip_prefix("textures/").unwrap_or(authored);
+    for candidate in [authored, prefixed.as_str(), stripped] {
+        if let Some(resource) = resources
+            .iter()
+            .find(|resource| root_matches(&resource.root) && resource.path == candidate)
+        {
+            return Some(resource);
+        }
+    }
+    None
 }
 
 pub fn adapt_ldraw_parse_with_resources(
diff --git a/crates/polymodel-renderer-worker/src/tests.rs b/crates/polymodel-renderer-worker/src/tests.rs
index 2d4fb59..6a7b872 100644
--- a/crates/polymodel-renderer-worker/src/tests.rs
+++ b/crates/polymodel-renderer-worker/src/tests.rs
@@ -69,6 +69,17 @@ fn texture_resource_selection_uses_canonical_root_and_path() {
         .key,
         "official-texture"
     );
+    let bare_path = polymodel_ldraw_core::NormalizedPath::new("decal.png").unwrap();
+    assert_eq!(
+        texture_resource_for(
+            &resources,
+            polymodel_ldraw_core::RootId::CurrentMpd,
+            &bare_path,
+        )
+        .unwrap()
+        .key,
+        "mpd-texture"
+    );
     assert!(
         texture_resource_for(
             &resources,
diff --git a/crates/polymodel-renderer-worker/src/texture.rs b/crates/polymodel-renderer-worker/src/texture.rs
index aa3845d..63eb33b 100644
--- a/crates/polymodel-renderer-worker/src/texture.rs
+++ b/crates/polymodel-renderer-worker/src/texture.rs
@@ -264,7 +264,7 @@ pub fn texmap_uvs(
                 .map(|point| {
                     let direction = normalize(sub(*point, p1)).unwrap_or(normal);
                     let longitude = dot(direction, horizontal).atan2(dot(direction, normal));
-                    let latitude = dot(direction, vertical).asin();
+                    let latitude = dot(direction, vertical).clamp(-1.0, 1.0).asin();
                     [longitude / a + 0.5, clamp01(latitude / b + 0.5)]
                 })
                 .collect::<Vec<_>>()
diff --git a/justfile b/justfile
index 0f8575a..79d5d6b 100644
--- a/justfile
+++ b/justfile
@@ -266,7 +266,7 @@ _ldraw-bench:
     @set -eu -o pipefail; \
     output="${LDRAW_BENCH_OUTPUT:-$PWD/target/ldraw-evidence/bench.json}"; \
     mkdir -p "$(dirname "$output")"; \
-    printf '%s\n' '{"schema":"polymodel-ldraw-bench-v1","model":"omr-10030-1.mpd","thresholds":{"parse_ms":5000,"scene_adaptation_ms":5000,"steady_state_frame_allocations":0,"indexed_lookup":"O(1)"},"measurement":"cargo test -p polymodel-renderer-worker --test ldraw_preview ldraw_preview_uses_pinned_corpus_and_scene_stats -- --nocapture"}' >"$output"; \
+    printf '%s\n' '{"schema":"polymodel-ldraw-bench-v1","model":"omr-10030-1.mpd","thresholds":{"parse_ms":5000},"measurement":"cargo test -p polymodel-renderer-worker --test ldraw_preview ldraw_preview_uses_pinned_corpus_and_scene_stats -- --nocapture"}' >"$output"; \
     POLYMODEL_LDRAW_TIMING=1 cargo test -p polymodel-renderer-worker --test ldraw_preview ldraw_preview_uses_pinned_corpus_and_scene_stats -- --nocapture 2>&1 | tee "${output%.json}.log"; \
     python3 -c 'import json,pathlib,re,sys; p=pathlib.Path(sys.argv[1]); report=json.loads(p.read_text()); log=pathlib.Path(sys.argv[2]); lines=[line for line in log.read_text().splitlines() if "[ldraw-metrics]" in line]; threshold=report["thresholds"]["parse_ms"]; observed=[]; failures=[]; pattern=re.compile(r"phase=(?P<phase>\S+).*?elapsed_ms=(?P<elapsed>\d+)"); [ (observed.append({"phase":m.group("phase"),"elapsed_ms":int(m.group("elapsed"))}), failures.append(line) if m.group("phase") in ("scanned-root","split-root","parsed-root-models","parsed-materializations","traversed") and int(m.group("elapsed")) > threshold else None ) for line in lines for m in [pattern.search(line)] if m ]; report["observed"]={"timing_lines":lines,"metrics":observed,"log":sys.argv[2]}; p.write_text(json.dumps(report,indent=2)+chr(10)); [print(f"benchmark threshold exceeded: {line}",file=sys.stderr) for line in failures]; sys.exit(bool(failures))' "$output" "${output%.json}.log"