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Re: CIContext in 10.6
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Re: CIContext in 10.6


  • Subject: Re: CIContext in 10.6
  • From: Jean-Daniel Dupas <email@hidden>
  • Date: Mon, 12 Apr 2010 16:55:23 +0200

Le 12 avr. 2010 à 16:39, Gerriet M. Denkmann a écrit :

>
> This works (but is deprecated in 10.6):
>
> 		NSOpenGLPixelFormat *pixelFomat = ....
> 		CGLPixelFormatObj b = [ pixelFomat CGLPixelFormatObj ];
> 		CGLContextObj a = CGLGetCurrentContext();
> 		ciContext = 	[ CIContext 	contextWithCGLContext: 	a
> 								pixelFormat: 			b
> 								options: 				nil
> 					];
>

Why not using the 10.6 function (and filling a documentation bug report because it does not contains the new version) ?

+ (CIContext *)contextWithCGLContext:(CGLContextObj)ctx
   pixelFormat:(CGLPixelFormatObj)pf colorSpace:(CGColorSpaceRef)cs options:(NSDictionary *)dict;


> But this does NOT:
>
> 		NSGraphicsContext *currentContext = [NSGraphicsContext currentContext];
> 		CGContextRef ctx = [ currentContext graphicsPort];
> 		ciContext =	[ CIContext 	contextWithCGContext: 	ctx
> 								options: 				nil
> 					];
>
> What is wrong?

Without defining "does not works", we cannot help you.

-- Jean-Daniel




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      • From: "Gerriet M. Denkmann" <email@hidden>
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