[] readme course preface 1 2 3 4 5 6 7 reference examples resources

PROTO Joint [ exposedField SFVec3f center 0 0 0 exposedField MFNode children [] exposedField MFFloat llimit [] exposedField SFRotation limitOrientation 0 0 1 0 exposedField SFString name "" exposedField SFRotation rotation 0 0 1 0 exposedField SFVec3f scale 1 1 1 exposedField SFRotation scaleOrientation 0 0 1 0 exposedField MFFloat stiffness [ 0 0 0 ] exposedField SFVec3f translation 0 0 0 exposedField MFFloat ulimit [ ] ]{ Transform { translation IS translation rotation IS rotation scale IS scale scaleOrientation IS scaleOrientation center IS center children IS children } }