al_vertical_shear_transform - Allegro 5 API

       Apply a vertical shear to the transform

       Parameters:

       • trans - Transformation to alter

       • theta - Rotation angle in radians

       al_vertical_shear_transform - Allegro 5 API

al_horizontal_shear_transform(3alleg5)

Allegro reference manual                                                    al_vertical_shear_transform(3alleg5)

       5.1.7

              #include <allegro5/allegro.h>

              void al_vertical_shear_transform(ALLEGRO_TRANSFORM* trans, float theta)