[Qgis-developer] Utilising QGraphicsScene in a first-class
fashion for QgsMapCanvas
morb at beagle.com.au
Fri Apr 13 07:34:56 EDT 2007
On Wed, 2007-04-11 at 08:25 +0200, Marco Hugentobler wrote:
> Hi Brendan,
> This is very interesting. I have some questions:
> What is your experience about performance and memory requirements of this
It works OK for me, but I probably don't ramp up the vertex count as
much as some (-:
> Am I right that the changes do not affect libqgis_core and libqgis_gui, only
> the code on top of it?
Hmmm. I've touched
QgsMapLayer and children
QgsRenderer and children
My stupid question is, why does this matter to you?
> Could you make a .tgz available so that developers can test?
Even better, try the attached diff against today's HEAD version.
1. Try on a fresh checkout of r6883.
2. The only thing that really works is the Single Symbol render of
linestrings and polygons. I haven't worked on anything else yet.
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