Implemented based on [1] and [2] for optional arguments. optopt is handled FreeBSD-style, per [3]. Other GNU and FreeBSD extensions are purely a

update selection and cursor to match each other

Convert UTF-8 to 32-bits character, process single character input. Based on stb_from_utf8() from github.com/nothings/stb/ We handle UTF-8 decoding er

std::lower_bound but without the bullshit

function to draw a 2 colors sprite on top of an image

Sends an EWMH or ICCCM event to the window manager

Calculate the length of a delay line and store its mask and offset.

Given the allocated sample buffer, this function updates each delay line offset.

Notifies shared code of the new value of a joystick axis

Notifies shared code of a monitor connection or disconnection

Notifies shared code that a window has lost or received input focus

Return a description of the specified EGL error

different grad function from Perlin's, but easy to modify to match reference

take a -128..127 value and stbi__clamp it and convert to 0..255

Base ALCbackend method implementations. */

Calculate a decay coefficient given the length of each cycle and the time until the decay reaches -60 dB.

Notifies shared code of a cursor enter/leave event

Notifies shared code of a scroll event