-- darkness

PartFXParm ("num_parts", 16);
--PartFXParm ("blend_mode", "ADDITIVE");
PartFXParm ("bitmap", "parts/smoke.png");

-- spawn area
PartFXParm ("area_box", 400, 200); -- inner and outer radius (this one is a ring)
PartFXParm ("age_to_die", 10.0, 13.5); -- life time between 1 and 1.5 secs

-- single particle angle spread
PartFXParm ("rot_angle", 0);
PartFXParm ("rot_angle_spread", 360);
PartFXParm ("rot_angle_rps", -160, 160);
PartFXParm ("speed", 1, 3);

PartFXParm ("move_angle", 0);
PartFXParm ("move_angle_spread", 300);


-- define the alpha graph. 
-- first parm is time (between 0..1), 
-- the second is the alpha value at that time
PartFXParm ("alpha_graph", 0, 0);
PartFXParm ("alpha_graph", 0.2, 0.5);
PartFXParm ("alpha_graph", 0.8, 0.5);
PartFXParm ("alpha_graph", 1, 0);

PartFXParm ("scale_graph", 0, 1);
PartFXParm ("scale_graph", 0.5, 2.0);
PartFXParm ("scale_graph", 1, 1.7);
