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Added scale1D

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This commit is contained in:
Gyedo Jeon 2007-06-27 00:52:25 +00:00
parent 7f34552d93
commit c79a08611f
1 changed files with 31 additions and 1 deletions
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32
direct/src/directtools/DirectManipulation.py
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@ -256,7 +256,12 @@ class DirectManipulationControl(DirectObject):
if self.constraint:
type = self.constraint[2:]
if type == 'post' and not self.currEditTypes & EDIT_TYPE_UNMOVABLE:
self.xlate1D(state)
# [gjeon] to enable non-uniform scaling
if base.direct.fControl and not self.currEditTypes & EDIT_TYPE_UNSCALABLE:
self.fScaling = 1
self.scale1D(state)
else:
self.xlate1D(state)
elif type == 'disc' and not self.currEditTypes & EDIT_TYPE_UNMOVABLE:
self.xlate2D(state)
elif type == 'ring' and not self.currEditTypes & EDIT_TYPE_UNROTATABLE:
@ -491,6 +496,31 @@ class DirectManipulationControl(DirectObject):
# Mouse motion edge to edge of display region results in one full turn
relHpr(base.direct.widget, base.direct.camera, 0, 0, -deltaAngle)
def scale1D(self, state):
# [gjeon] Constrained 1D scale of the selected node based upon up down mouse motion
if self.fScaleInit:
self.fScaleInit = 0
self.initScaleMag = Vec3(self.objectHandles.getAxisIntersectPt(self.constraint[:1])).length()
# record initial scale
self.initScale = base.direct.widget.getScale()
# Reset fHitInitFlag
self.fHitInit = 1
# Scale factor is ratio current mag with init mag
if self.constraint[:1] == 'x':
currScale = Vec3(self.initScale.getX() *
self.objectHandles.getAxisIntersectPt('x').length() / self.initScaleMag,
self.initScale.getY(), self.initScale.getZ())
elif self.constraint[:1] == 'y':
currScale = Vec3(self.initScale.getX(),
self.initScale.getY() * self.objectHandles.getAxisIntersectPt('y').length() / self.initScaleMag,
self.initScale.getZ())
elif self.constraint[:1] == 'z':
currScale = Vec3(self.initScale.getX(), self.initScale.getY(),
self.initScale.getZ() * self.objectHandles.getAxisIntersectPt('z').length() / self.initScaleMag)
base.direct.widget.setScale(currScale)
def scale3D(self, state):
# Scale the selected node based upon up down mouse motion
# Mouse motion from edge to edge results in a factor of 4 scaling