BRICKS
THE BOX'S MAIN HELP:
This function returns a brick pattern. U controls the direction of the width of the bricks. V controls the direction of the height of the bricks. BW is the width of the bricks. BH is the height of the bricks. MW is the width of the mortar.
U (input):
This must be a float. The default is state->tex_list[0].x. This controls the direction of the width of the bricks.
V (input):
This must be a float.The default is state->tex_list[0].y. This controls the direction of the height of the bricks.
BW (input):
This must be a float. The default is 0.5. This is the width of the bricks.
BH (input):
This must be a float. The default is 0.2. This is the height of the bricks.
MW (input):
This must be a float. The default is 0.08. This is the width of the mortar.
FUZ (input):
This must be a float. The default is 0.001. This is the anti-aliasing width for the change between the mortar and the brick.
OUT (output):
This function returns a brick pattern.