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contributes from forum user to make DirectGui coordinate-system agnostic

This commit is contained in:
David Rose 2011-08-03 23:41:19 +00:00
parent 9d5325e05a
commit f195d4d462
1 changed files with 16 additions and 0 deletions
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16
direct/src/gui/DirectGuiBase.py
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@ -931,6 +931,22 @@ class DirectGuiWidget(DirectGuiBase, NodePath):
def getBounds(self, state = 0):
self.stateNodePath[state].calcTightBounds(self.ll, self.ur)
# Scale bounds to give a pad around graphics
vec_right = Vec3.right()
vec_up = Vec3.up()
left = (vec_right[0] * self.ll[0]
+ vec_right[1] * self.ll[1]
+ vec_right[2] * self.ll[2])
right = (vec_right[0] * self.ur[0]
+ vec_right[1] * self.ur[1]
+ vec_right[2] * self.ur[2])
bottom = (vec_up[0] * self.ll[0]
+ vec_up[1] * self.ll[1]
+ vec_up[2] * self.ll[2])
top = (vec_up[0] * self.ur[0]
+ vec_up[1] * self.ur[1]
+ vec_up[2] * self.ur[2])
self.ll = Point3(left, 0.0, bottom)
self.ur = Point3(right, 0.0, top)
self.bounds = [self.ll[0] - self['pad'][0],
self.ur[0] + self['pad'][0],
self.ll[2] - self['pad'][1],