def SnapPoint(pnt, amt):
"""
Return a new point based on the indicated point but snapped to the nearest
indicated amount.
"""
return pm.Vec3(ROUND_TO(pnt[0], amt), ROUND_TO(pnt[1], amt),
ROUND_TO(pnt[2], amt))
def guiDragTask(self, state):
mwn = base.mouseWatcherNode
if mwn.hasMouse():
vMouse2render2d = Point3(mwn.getMouse()[0], 0, mwn.getMouse()[1])
newPos = vMouse2render2d + state.editVec
self.setPos(render2d, newPos)
if DirectGuiWidget.snapToGrid:
newPos = self.getPos()
newPos.set(ROUND_TO(newPos[0], DirectGuiWidget.gridSpacing), ROUND_TO(newPos[1], DirectGuiWidget.gridSpacing), ROUND_TO(newPos[2], DirectGuiWidget.gridSpacing))
self.setPos(newPos)
return Task.cont
def _Snap( self, vec ):
if vec.length():
snpLen = ROUND_TO( vec.length(), self._snpAmt )
snapVec = vec / vec.length() * snpLen
return snapVec
else:
return pm.Vec3( 0 )