Category

Computers & Programming

Linkage Program

Special Cases for Sliders

This is another special case. It seems like the sliding connectors have many special cases. I thought that there were three but now, with this one, there are four. The good news is that I have the two more normal cases working. They are the cases where there…

Continue reading
Linkage Program

Sliding Connectors in a Mechanism

I did some work on the linkage simulator last night. I think I’ve narrowed down the sliding connector issue in the linkage program. There are essentially three situations I need to handle. Consider these images: Figure 1. In figure 1, A and E are fixed. F will be…

Continue reading
Computers & Programming

PHP Image Processing

I wrote a small PHP script last night to do image processing. I was surprised that it works. I needed to accept a file name, rotation angle, and color. The script opens the PNG file, enlarges it a few pixels to ensure that the rotation doesn’t cause edge…

Continue reading
Linkage Program

Linkage Simulator

10/7/2014 See the most up-to-date information about the Linkage program here: linkage-mechanism-designer-and-simulator I have a spare minute while I’m running a debugger and waiting for the my program to get to the bad data it is supposedly processing. The program usually runs a few minutes with optimizations, etc…,…

Continue reading