2014/10/15 下午 10:04:00

iphone Programming Glossary: artifacts

http://stackoverflow.com/questions/1020944/convert-png-to-pvrtc-on-the-iphone

knowledge PVRTC files can have problems with complex alpha blended images as the pre processing can cause unsightly artifacts along the blended edges. Opaque PNG files should have their alpha channel removed in the original image saving memory and..

NSDecimalNumber to unsignedLongLong - wrong value

http://stackoverflow.com/questions/3298589/nsdecimalnumber-to-unsignedlonglong-wrong-value

on an NSDecimalNumber the internal number is first converted to a double which can introduce binary floating point artifacts like this. As neoneye suggests a way around this might be to use an NSString as an intermediary. For example NSDecimalNumber..

Line artifacts in mobile Safari

http://stackoverflow.com/questions/3903106/line-artifacts-in-mobile-safari

artifacts in mobile Safari Safari renders black lines in between divs on my website at some scales. It is particularly bad when it..

water effect in cocos2d

http://stackoverflow.com/questions/3926711/water-effect-in-cocos2d

react to touch or anything it just needs to wave an image a little bit. CCWaves3D seem ok but leave have nasty black artifacts around the edges when I run it. Similarly CCShaky3D. CCLiquid brings my app down from 20fps to 5fps.. Is there any other..

Implement custom animation to present modal view from specified view on iPad

http://stackoverflow.com/questions/6605959/implement-custom-animation-to-present-modal-view-from-specified-view-on-ipad

animation manually self presentModalViewController modalViewController animated NO Remove the shadow. It causes weird artifacts while animating the view. CGColorRef originalShadowColor modalViewController.view.superview.layer.shadowColor modalViewController.view.superview.layer.shadowColor..

Resizing an image with stretchableImageWithLeftCapWidth

http://stackoverflow.com/questions/785986/resizing-an-image-with-stretchableimagewithleftcapwidth

be a bug with UIGraphicsGetImageFromCurrentImageContext. If I draw an image that has transparency I get red green artifacts. These only appear on the device not in the sim . Also if I remove transparency from the image the artifacts go away. Update.. red green artifacts. These only appear on the device not in the sim . Also if I remove transparency from the image the artifacts go away. Update Some more weirdness. I was using PNGs before so I tried using a transparent gif instead. Using a GIF shows..

Three slightly different Apps from one code base

http://stackoverflow.com/questions/8956263/three-slightly-different-apps-from-one-code-base

existing configurations within Xcode No need for additional targets Targets are IMHO better for completely different artifacts like libraries or testing targets that have a different code base. The configurations can be used in code if required. Different..

How do you shrink a UIPickerView on the iPhone?

http://stackoverflow.com/questions/905969/how-do-you-shrink-a-uipickerview-on-the-iphone

a scaling transform to that view. Applying a transform directly to the UIPickerView leads to undesirable drawing artifacts. However the kind of resizing you're looking for would be best served by creating a custom control. share improve this..