A sample of a fast supersampling algorithm to build an antialiased image. It also demonstrates the use of TBitmap.ScanLine to speed up acces to a bitmap's individual pixels.
A simple program that demonstrates how to get the negative of an image. It also demonstrates the use of TBitmap.ScanLine to fast pixel access. Note: the GDI API InvertRect() may be faster...Updated with a suggestion from Kerstin Thaler.
Delphi project that implements a simple visualisation and provides the framework for you to write your own visualisation for Windows Media Player (version 7 or later).
This sapmle shows how to register a filetype, how to add an entry to a context-menu of a filetype and how to add some entires in the new-submenu of Windows95/ NT. The update fixes a bug that could delete the whole HKEY_CURRENT_USER Key when using
Free procedure to fill with a color or whatever you want areas of similar color of a bitmap around a specified point (like the paint bucket in the photoretouch software).
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Did you know that a time/date stamp is applied to each and every key in the Registry indicating when a Registry Key or one of its data values was created or is modified? The Registry Date/Time Demo was written to reveal this functionality and also to
This is a game between two players, each taking turns to place one Uranium 235 atom in a grid. Any atom that has three (3) or more atoms adjacent to it immediately goes critical and explodes, thereby destroying itself and its immediate neighbours,
We are developing the CommonCAD component at the prog.hu which is a Hungarian programming discussion forum. The full featured system will handle: Drawing; Object naming, tree view; Object recognition; Zoom, shift; Grip points,
Author is working on the Drawface Component Library's 3d extension. Here are the TCube and the TFace classes. The TFace object has a RenderStyle property and the DrawFace provides a very basic Rotation function. |