On Feb 15, 11:54 am, splasher2001 <[email protected]> wrote: > Hi, > > I'm develoiping a web application that uses a GMap embedded in my web > page. > > Here is the link: > > http://www.scrapeworld.com/GMapTest/polygon_redraw.html > > I am trying to draw the sihouette of a boat that moves around on the > water in "real time". > Right now I am doing this by removing and adding polygon overlays. I > do this because I want the polygon to keep the correct size as the > user zooms in and out and also I will want to detect collisions > between boats (polygon overlap). > > The problem is that the adding and removing of the overlay seems to > cause IE7 and IE8 to grind to a halt (I am doing it every 100msecs).
That seems like it is unnecessarily fast. I doubt the boat will move that far in that time. Reducing the update rate will make the problem somewhat less intense. Have you checked for memory leaks? -- Larry > Chrome 4.0 suffers as well, but not to such an extent. > > I am considering changing the code so that the boat is represented by > a div image (that is displayed at an angle of rotation) and I use a > different image depending on the zoom level. The disadvantage in using > images is that I can't see straight away how to detect colissions > between boats! > > Can anyone advise how I might improve the performance? > > Regards, > > splasher -- You received this message because you are subscribed to the Google Groups "Google Maps API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-api?hl=en.
