#include "physics.inc"

camera { location <0,0,-15> look_at <0,0,0> }
light_source { <-0,0,-20> color White }     

#declare pos = <0,0,0>;
#declare vel = <0,0,0>;

#declare dt = 0.1;
#declare xtime = 0.0;   

#while(xtime <= clock)

	#declare a = <0,0,0>;

        #declare pos = pos + vel*dt + 0.5 * a * dt * dt;
        #declare vel = vel + a *dt;
             
        sphere { pos,0.1 pigment {Yellow} } 
        
        #declare xtime = xtime + clock_delta;    
        
#end

sphere { pos,1 pigment {Red} } 

draw_vector(pos,vel,Green,"v")
draw_vector(pos,a,Yellow,"a")