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Articles matching: rotation
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Marc Wandschneider is a professional software developer with well over fifteen years of industry experience (yes, he really is that old). He travels the globe working on interesting projects and gives talks at conferences and trade shows whenever possible.

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cncool wrote:

GLint zeroOpacity = 0;
[[self openGLContext] setValues:&zeroOpacity forParameter:NSOpenGLCPS...
Posted to: Things I've learned about CoreImage (and Quartz, and OpenGL) in two weeks
Sep 20, 2006 | 19:56:12
Rotating an NSImage object in Cocoa
By marcwan

I recently started working on an image viewing program for Mac OS X using Cocoa, and one of the features I decided to add was the ability to rotate images in 90° increments. I did some searching on the internet, and found a few things:

Neither of the first two was exactly what I wanted—the first didn’t quite work, while the second was too complicated and, in order to support arbitrary rotation, created an NSImage object that was way too large.

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