Graphmath.Mat44.apply_left_transpose

You're seeing just the function apply_left_transpose, go back to Graphmath.Mat44 module for more information.
Link to this function

apply_left_transpose(v, a)

Specs

apply_left_transpose(vec4(), mat44()) :: vec4()

apply_left_transpose( v, a ) transforms a vec3 by a transposed mat33, applied on the left.

a is the mat44 to transform by.

v is the vec4 to be transformed.

This returns a vec4 representing v**A**<sup>T</sup>.

This is the "full" application of a matrix, and uses all elements.