Convert image to halftone image jit.roy is a halftone screen emulator. It takes an input matrix and splits it into a grid. Each element in the grid is then replaced by regions of a second matrix based on the mean value of each slot in the grid. Cycling '74 Jitter Jitter Special FX in TEXT_HERE in2 TEXT_HERE out TEXT_HERE dumpout TEXT_HERE char long float32 float64 char long float32 float64 Number of shades in the halftone matrix The number of shades present in the halftone matrix (i.e. the number of regions to split the matrix into as individual halftone images) (default = 11) Width of each halftone screen The width of each halftone screen (default = 8) Height of each halftone screen The height of each halftone screen (default = 8) The second matrix (which defines the halftone screen) is a series of submatrices set next to one another along a horizontal axis. These matrices replace regions of the first matrix in ascending order.