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Fix division by zero when resizing the window to 0 size

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This commit is contained in:
rdb 2010-02-25 17:21:48 +00:00
parent 38caf46fe0
commit d3e12cde87
1 changed files with 7 additions and 4 deletions
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11
direct/src/showbase/ShowBase.py
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@ -974,7 +974,8 @@ class ShowBase(DirectObject.DirectObject):
xsize, ysize = self.getSize()
self.pixel2d = self.render2d.attachNewNode(PGTop("pixel2d"))
self.pixel2d.setPos(-1, 0, 1)
self.pixel2d.setScale(2.0 / xsize, 1.0, 2.0 / ysize)
if xsize > 0 and ysize > 0:
self.pixel2d.setScale(2.0 / xsize, 1.0, 2.0 / ysize)
def setupRender2dp(self):
"""
@ -1046,7 +1047,8 @@ class ShowBase(DirectObject.DirectObject):
self.pixel2dp = self.render2dp.attachNewNode(PGTop("pixel2dp"))
self.pixel2dp.node().setStartSort(16384)
self.pixel2dp.setPos(-1, 0, 1)
self.pixel2dp.setScale(2.0 / xsize, 1.0, 2.0 / ysize)
if xsize > 0 and ysize > 0:
self.pixel2dp.setScale(2.0 / xsize, 1.0, 2.0 / ysize)
def getAspectRatio(self, win = None):
# Returns the actual aspect ratio of the indicated (or main
@ -2461,8 +2463,9 @@ class ShowBase(DirectObject.DirectObject):
# If anybody needs to update their GUI, put a callback on this event
messenger.send("aspectRatioChanged")
self.pixel2d.setScale(2.0 / win.getXSize(), 1.0, 2.0 / win.getYSize())
self.pixel2dp.setScale(2.0 / win.getXSize(), 1.0, 2.0 / win.getYSize())
if win.getXSize() > 0 and win.getYSize() > 0:
self.pixel2d.setScale(2.0 / win.getXSize(), 1.0, 2.0 / win.getYSize())
self.pixel2dp.setScale(2.0 / win.getXSize(), 1.0, 2.0 / win.getYSize())
def userExit(self):
# The user has requested we exit the program. Deal with this.