I frequently change the character's head and it uses normalmap.
If tangent is not saved together with head, I have to maintain another file and it seems to be weird.
How about storing tangent/binormal buffer in .jme format.
It seems to be useful especially when using shader.
Index: src/com/jme/scene/Geometry.java
===================================================================
--- src/com/jme/scene/Geometry.java (revision 4087)
+++ src/com/jme/scene/Geometry.java (working copy)
@@ -860,6 +860,8 @@
capsule.write(vertBuf, "vertBuf", null);
capsule.writeSavableArrayList(texBuf, "texBuf",
new ArrayList<TexCoords>(1));
+ capsule.write(tangentBuf, "tangentBuf", null);
+ capsule.write(binormalBuf, "binormalBuf", null);
capsule.write(enabled, "enabled", true);
capsule.write(castsShadows, "castsShadows", true);
capsule.write(bound, "bound", null);
@@ -879,6 +881,8 @@
vertQuantity = vertBuf.limit() / 3;
else
vertQuantity = 0;
+ tangentBuf = capsule.readFloatBuffer("tangentBuf", null);
+ binormalBuf = capsule.readFloatBuffer("binormalBuf", null);
texBuf = capsule.readSavableArrayList("texBuf",
new ArrayList<TexCoords>(1));
checkTextureCoordinates();