2014/10/15 下午 10:15:43

iphone Programming Glossary: varying

How to programmatically change the hue of UIImage?

http://stackoverflow.com/questions/11555071/how-to-programmatically-change-the-hue-of-uiimage

solution although I found that making saturation less than 1.0 had inconsistent results. This method does allow varying the alpha but for true saturation other than 100 you will probably need a second round of drawing. UIImage imageWithImage..

iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]

http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size

perfect layout for displaying content then your best bet would be to re imagine the content so that it can accommodate varying heights. If that's not a possibility then the only remaining option is to have two UIs pre iPhone 5 and iPhone 5 . If that..

declaring global variables in iPhone project

http://stackoverflow.com/questions/1249131/declaring-global-variables-in-iphone-project

#imported into every file in your project. There are pros and cons of each approach. I've used all three at varying times in varying circumstances. I would say the singleton approach is probably the most proper since it would be most flexible.. into every file in your project. There are pros and cons of each approach. I've used all three at varying times in varying circumstances. I would say the singleton approach is probably the most proper since it would be most flexible for initialization..

Get size of a UIImage (bytes length) not height and width

http://stackoverflow.com/questions/1296707/get-size-of-a-uiimage-bytes-length-not-height-and-width

uiimage share improve this question The underlying data of a UIImage can vary so for the same image one can have varying sizes of data. One thing you can do is use UIImagePNGRepresentation or UIImageJPEGRepresentation to get the equivalent NSData..

How can I reduce the number of annotations on a map?

http://stackoverflow.com/questions/2200504/how-can-i-reduce-the-number-of-annotations-on-a-map

Convert GPS coordinates to coordinate plane

http://stackoverflow.com/questions/3588653/convert-gps-coordinates-to-coordinate-plane

delta_x cos latitude delta_long with units feet degree longitude. The cos latitude factor compensates for the varying length of 1 degree of longitude as one moves from the equator to the poles. We can assume for this application that it won't..

Iphone - when to calculate heightForRowAtIndexPath for a tableview when each cell height is dynamic?

http://stackoverflow.com/questions/4823197/iphone-when-to-calculate-heightforrowatindexpath-for-a-tableview-when-each-cel

the views themselves . But usually this is easy to do. For example if your row heights vary in size because they hold varying amounts of text you can use one of the sizeWithFont methods on the relevant string to do the calculations. This is quicker..

How can I improve the performance of my custom OpenGL ES 2.0 depth texture generation?

http://stackoverflow.com/questions/6051237/how-can-i-improve-the-performance-of-my-custom-opengl-es-2-0-depth-texture-gener

99 indicating that I'm limited by fragment processing . It currently looks like the following precision mediump float varying mediump vec2 impostorSpaceCoordinate varying mediump float normalizedDepth varying mediump float adjustedSphereRadius const.. . It currently looks like the following precision mediump float varying mediump vec2 impostorSpaceCoordinate varying mediump float normalizedDepth varying mediump float adjustedSphereRadius const vec3 stepValues vec3 2.0 1.0 0.0 const float.. following precision mediump float varying mediump vec2 impostorSpaceCoordinate varying mediump float normalizedDepth varying mediump float adjustedSphereRadius const vec3 stepValues vec3 2.0 1.0 0.0 const float scaleDownFactor 1.0 255.0 void main..

Loop through all object properties at runtime

http://stackoverflow.com/questions/9269372/loop-through-all-object-properties-at-runtime

properties at runtime I want to create an Objective C base class that performs an operation on all properties of varying types at runtime. Since the names and types of the properties will not always be known how can I do something like this..

Detect iPhone screen orientation

http://stackoverflow.com/questions/999686/detect-iphone-screen-orientation

a nudge in the right direction. My current code logs the current angle but even when the phone is flat I get readings varying wildly a few times a second. void checkOrientation UIAccelerometer accelerometer didAccelerate UIAcceleration acceleration..