int aw_float_set (AW_ATTRIBUTE a, float value)

DESCRIPTION

Sets a floating point attribute.

EXAMPLE

int		rc;

/* set the world's directional light source to point straight down */

aw_float_set (AW_WORLD_LIGHT_X, 0.0f);
aw_float_set (AW_WORLD_LIGHT_Y, -1.0f);
aw_float_set (AW_WORLD_LIGHT_Z, 0.0f);
if (rc = aw_world_attributes_changes ())
  printf ("Unable to change world attributes (reason %d)\n", rc);