eraser screen scratch

* (ioriginalwidth) + j]; }}After we touch the gesture, we're going to deal with the pixels.: Suppose we length=1 (referring to the size of the touch after it)If we select the red position, I'm going to make the square ( Green position) of the pixel with a distance of 1 on the edge of the red pixel transparentWe can get the start end row and column to the Green range.Then just change the color of that pixel.0; // gets the subscript of a neighboring pixel (i * l) + jAssign a value to the pictu

A friend asked me how to use the Ugui in unity to achieve the scratch card function, did not do before, but I think the next, should use Shader can be achieved. So it took some time to realize the function of the next change.The following is the implementation method.Here I mainly use a script and a shader.Shader "Unlit/transparent colored Eraser" {Properties {_maintex ("Base (RGB), Alpha (A)", 2D) = "White

January 6, 2015 morning News, South Korean manufacturers LG in CES2015 U.S. consumer Electronics Show formally launched the next generation of curved mobile phone LG G Flex 2, compared to the full improvement of hardware configuration, and has a stronger back self-healing scratch ability, will be launched in South Korea at the end of this month.LG G Flex is a curved-screen mobile phone released by LG in Oct

is the screen capture technology recommended by Microsoft Win8 to abandon mirror driver, all based on D3D/DXGI technology, which is highly efficient and contains a varied area and a screen mouse cursor. Its disadvantage is that it is impossible to crawl the contents of a window.Ten. GETWINDOWDCThis method is similar to Printwindow, but it does not have a Printwindow permission problem or a timeout problem.

incorrect login limits (to prevent brute force)7. Consider whether multiple users are supported to log on on the same machine;8. Consider a user logging on on more than one machine　Usability testing (usability test)1. Whether you can use the keyboard to operate all, whether there are shortcut keys2. Enter the user name, password and press ENTER, whether you can login3. Whether the input box can be toggled with TAB key　Compatibility testing (compatibility test)1. The main browser can be displaye