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Category Archives: Programming
Rotation!
I was so surprised that this worked that I actually jumped out of my chair. When I hold down the “A” key the line rotates counterclockwise around the blue circle (like a clock hand). I spent ages working this out … Continue reading
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Moving Around
I was thinking about Command & Conquer this morning, and realized that there’s a very simple feature in that game that I couldn’t work out in my head how to do myself: click on a location on the screen and … Continue reading
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Project Euler 14 Complete
Project Euler Problem 14 was quick to bang out: https://github.com/cheydrick/ProjectEuler/blob/master/ProjectEuler14.c Problem 15 is intimidating.
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Project Euler 13 Complete
I finished up my solution to Project Euler 13: https://github.com/cheydrick/ProjectEuler This one was easy to work out on paper, but irritating to implement. It’s pretty brute force, and I read a few solutions in the problem’s forum (which you get access … Continue reading
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Project Euler 12 complete
With the exception of one cosmetic change, I didn’t make any progress in the Project Euler problem set at all in 2013. I solved Problem 12 a while ago, but never brought it into the project as a whole, so … Continue reading
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VGA Mandelbrot Set
I read Masters of Doom a few weeks ago, and it inspired me to do some oldschool DOS VGA graphics programming. https://github.com/cheydrick/VGAMandelbrot When I was a kid I played around with some sample programs that came with DJGPP or Borland … Continue reading
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Converting Pixel Coordinates to Graph Coordinates Redux
A year ago I wrote a post about converting screen pixel coordinates to graph coordinates: https://chrisheydrick.com/2012/11/01/convertingpixelcoordinatestographcoordinates/ This is something you want to do if you need to map the location of a pixel to an arbitrary graph coordinate, which I needed … Continue reading
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