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Re: NSView out of memory problem
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Re: NSView out of memory problem


  • Subject: Re: NSView out of memory problem
  • From: Jean-Daniel Dupas <email@hidden>
  • Date: Tue, 1 Apr 2008 15:09:14 +0200



Le 1 avr. 08 à 14:50, Matt Gough a écrit :

On 1 Apr 2008, at 14:40, Leslie Smith wrote:
I'm sure I'm missing something.

Yes. An understanding of Autorelease pools (and presumably Cocoa memory management in general)


http://developer.apple.com/documentation/Cocoa/Conceptual/MemoryMgmt/MemoryMgmt.html

The unoptimal way to fix your memory usage would be:

NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
p1 = [NSBezierPath bezierPath] ;
[p1 moveToPoint: linebottom]  ;
[p1 lineToPoint: linetop] ;
[p1 stroke] ;
[pool release];

Matt

Yes, an a better way to fix it will be to use a static method:

[NSBezierPath strokeLineFromPoint: linebottom  toPoint: linetop];

It will avoid creation of an object for each segment.

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  • Follow-Ups:
    • Re: NSView out of memory problem
      • From: Graham Cox <email@hidden>
References: 
 >NSView out of memory problem (From: Leslie Smith <email@hidden>)
 >Re: NSView out of memory problem (From: Matt Gough <email@hidden>)

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