My Customized Improved Phone Case

thingiverse

A fascinating dump of configuration data for a CAD program, likely specifically tailored for a stencil design tool. This extensive dataset holds key settings and parameters that govern how a custom PCB stencil would be generated. Let's delve into the details: ### Pattern Design Coordinates These values specify a grid or a network of points within which pattern elements (stencil designs) are defined. They provide an implicit representation of what features should be in your final stencil pattern: ``` [25.586594, 43.349907], [26.602041, 41.795021], [27.508392, 39.332878], [29.795576, 26.542974], ... ``` This data forms a lattice, where each pair represents the (x,y) coordinates in an absolute system. This pattern can be seen as forming a lattice over time. ### Rotation Matrix (Rotation Data) There's a subtle part about `pattern_element_rotation` being set to zero: ```python pattern_element_rotation = 0 ``` The values here could have a transformation effect based on that angle. However, because this parameter is at the value of `0`, they act simply as points or features in this specific coordinate system (the implicit lattice over time). If they were at other values, it'd introduce complex and highly nonlinear geometric effects which we don't explore given the `pattern_element_rotation = 0` line. However without those lines that'd represent rotational matrix applied here to all points. So essentially pattern will follow lattice grid created out these given data.