Commit 5bb5c748 authored by Luke Campagnola's avatar Luke Campagnola
Browse files

Prevent updating ViewBox matrix in setRange when no changes have been made to range

parent ee89b291
......@@ -87,6 +87,7 @@ class ViewBox(GraphicsWidget):
self.addedItems = []
#self.gView = view
#self.showGrid = showGrid
self.matrixNeedsUpdate = True ## indicates that range has changed, but matrix update was deferred
self.state = {
......@@ -406,8 +407,11 @@ class ViewBox(GraphicsWidget):
self.sigStateChanged.emit(self)
if update:
if update and (any(changed) or self.matrixNeedsUpdate):
self.updateMatrix(changed)
if not update and any(changed):
self.matrixNeedsUpdate = True
for ax, range in changes.items():
link = self.linkedView(ax)
......@@ -1246,6 +1250,7 @@ class ViewBox(GraphicsWidget):
self.sigRangeChanged.emit(self, self.state['viewRange'])
self.sigTransformChanged.emit(self) ## segfaults here: 1
self.matrixNeedsUpdate = False
def paint(self, p, opt, widget):
if self.border is not None:
......
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