Refine the NPC nose, mouth and ears

tools/blender_assets.py

@@ -774,14 +774,19 @@ def _face(mats, spec):
     # nose: bridge and ball (nostrils were cut to stay inside the vertex budget)
     parts.append(cyl("NoseBridge", 0.016, 0.022, 0.06, (0, -0.145, 1.652), skin, seg=8,
                      rot=(math.radians(-72), 0, 0), smooth=True))
-    parts.append(sphere("NoseTip", 0.024, (0, -0.163, 1.616), skin, seg=10, rings=6,
-                        scale=(1.0, 0.9, 0.85)))
+    parts.append(sphere("NoseTip", 0.022, (0, -0.162, 1.615), skin, seg=10, rings=6,
+                        scale=(1.0, 0.85, 0.80)))
     for s in (-1.0, 1.0):
-        # ear with a lobe, and one crease so it is not a flat disc
+        # Ala widen the nose base into a small triangle rather than a ball.
+        parts.append(sphere("NoseWing", 0.011, (0.015 * s, -0.160, 1.606), skin,
+                            seg=6, rings=4, scale=(1.0, 0.65, 0.75)))
+        # Ear with a lobe and a darker concha; the old disc had no depth cue.
         parts.append(sphere("Ear", 0.036, (0.143 * s, 0.008, 1.63), skin, seg=8, rings=5,
                             scale=(0.42, 1.0, 1.35)))
         parts.append(sphere("EarLobe", 0.018, (0.142 * s, -0.005, 1.605), skin, seg=8,
                             rings=5, scale=(0.45, 1.0, 0.9)))
+        parts.append(sphere("EarInner", 0.013, (0.149 * s, -0.003, 1.633), acc,
+                            seg=6, rings=4, scale=(0.28, 0.65, 0.90)))
         # Eye: recess the sclera into the socket, then wrap it with skin lids.
         # The old white ball sat ~1 cm proud of the head; this keeps the iris
         # readable without the doll-like bulge.
@@ -798,9 +803,11 @@ def _face(mats, spec):
         parts.append(box("Brow", (0.055, 0.014, 0.012), (0.052 * s, -0.143, 1.699), hair,
                          rot=(0, 0.14 * s, 0.0)))
     # lips: upper and lower instead of a single bar
-    parts.append(box("LipUpper", (0.052, 0.012, 0.008), (0, -0.156, 1.588), acc,
-                     rot=(math.radians(6), 0, 0)))
-    parts.append(box("LipLower", (0.046, 0.012, 0.009), (0, -0.154, 1.578), acc))
+    # One rounded mouth slot instead of two flat boxes. Two dark lip blobs read
+    # as a moustache at portrait distance; a single shallow oval keeps the mouth
+    # line without adding a second dark mass.
+    parts.append(sphere("Mouth", 0.028, (0, -0.158, 1.583), acc, seg=8, rings=5,
+                        scale=(1.0, 0.28, 0.12)))
     if spec.get("beard"):
         parts.append(sphere("Beard", 0.105, (0, -0.06, 1.55), hair, seg=12, rings=8,
                             scale=(1.0, 0.9, 0.75), cut_below=-0.2))