摘要： http://www.codeguru.com/cpp/g-m/bitmap/specialeffects/article.php/c1739/Invert-mirror-a-bitmap-inplace.htmPosted byRoger OnslowonAugust 5th, 1998It is possible to invert a bitmap (laterally or vertically) IN-PLACE - ie. without creating any intermediate or temporary bitmaps. You can modify the origi 阅读全文

摘要： http://www.codeguru.com/cpp/g-m/bitmap/specialeffects/article.php/c1743/Rotate-a-bitmap-image.htmRotate a bitmap imagehttp://www.codeguru.com/cpp/g-m/bitmap/specialeffects/article.php/c1725/Invert-mirror-a-bitmap.htmInvert (mirror) a bitmapPosted byZafir AnjumonAugust 5th, 1998We can invert an image 阅读全文