SpineyPete

#version 330

// Colorspace conversions, I haven't checked the validity of this stuff.
// Some of them cause discolorations when transformed to and back so I'm
// probably doing wrong things that I don't understand -- Caveat emptor.

// CIELab XYZ
// ----------
// Matrices borrowed from Fundamentals Of Computer Graphics (3rd edition).

SpineyPete

#version 330

// Tonemapping
// -----------
// Some of these are attributed to certain games.
// But this is mostly secondhand info, so take it with a grain of salt.

vec3 Tonemap_Reinhard(vec3 x) {

	// Simplest Reinhard tonemapper.