* Reference: [A Low-Distortion Map Between Triangle and Square, Heitz, 2019] * * Maps a point in a square to a point in an arbitrary triangle */

returns 1 if the sum of two signed ints is valid (between -2^31 and 2^31-1 inclusive), 0 on overflow.

create the png data from post-deflated data

this function is designed to support animated gifs, although stb_image doesn't support it two back is the image from two frames ago, used for a very s

decode one 64-entry block--

get some unsigned bits

returns 1 if the product of two signed shorts is valid, 0 on overflow.

set up the kernels

read 16bit value and convert to 24bit RGB

Assume pixel format is FLOAT for all channels.