Revision: 44419
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=44419
Author: kanttori
Date: 2012-02-24 21:45:59 +0000 (Fri, 24 Feb 2012)
Log Message:
-----------
Collada export: bone parenting is actually against the tail.
Don't know the reasoning for having it be against the tail and not the head.
Modified Paths:
--------------
trunk/blender/source/blender/collada/ArmatureExporter.cpp
Modified: trunk/blender/source/blender/collada/ArmatureExporter.cpp
===================================================================
--- trunk/blender/source/blender/collada/ArmatureExporter.cpp 2012-02-24
21:15:58 UTC (rev 44418)
+++ trunk/blender/source/blender/collada/ArmatureExporter.cpp 2012-02-24
21:45:59 UTC (rev 44419)
@@ -196,33 +196,34 @@
if((*i)->partype == PARBONE && (0 == strcmp((*i)->parsubstr,
bone->name)))
{
float backup_parinv[4][4];
+ copy_m4_m4(backup_parinv, (*i)->parentinv);
- // SECOND_LIFE_COMPATIBILITY
// crude, temporary change to parentinv
// so transform gets exported correctly.
+
+ // Add bone tail- translation... don't know why
+ // bone parenting is against the tail of a bone
+ // and not it's head, seems arbitrary.
+ (*i)->parentinv[3][1] += bone->length;
+
+ // SECOND_LIFE_COMPATIBILITY
// TODO: when such objects are animated as
// single matrix the tweak must be applied
// to the result.
if(export_settings->second_life)
{
- copy_m4_m4(backup_parinv, (*i)->parentinv);
- // tweak objects parentinverse to match
- // the second life- compatibility
+ // tweak objects parentinverse to match
compatibility
float temp[4][4];
copy_m4_m4(temp, bone->arm_mat);
temp[3][0] = temp[3][1] = temp[3][2] = 0.0f;
- mult_m4_m4m4((*i)->parentinv, temp,
backup_parinv);
+ mult_m4_m4m4((*i)->parentinv, temp,
(*i)->parentinv);
}
se->writeNodes(*i, sce);
- // restore original parentinv
- if(export_settings->second_life)
- {
- copy_m4_m4((*i)->parentinv, backup_parinv);
- }
+ copy_m4_m4((*i)->parentinv, backup_parinv);
child_objects.erase(i++);
}
else i++;
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