Brezenhema algoritms

5. Matemātiskie aprēķini
x0=10 y0=10 x1=16 y1=20

∆x=16-10=6
∆y=20-10=10
∆y>∆x=>P0=2*∆x-∆y=2
P0<0=>P1=P0+2∆x=2+12=14 n=1 (10; -1)
P1>0=>P2=P1+2∆x-2∆y=14+12-20=6 n=2 (11;-2)
P2<0=>P3=P2+2∆x=6+12=18 n=3 (11;-3)
P3>0=>P4=P3+2∆x-2∆y =18+12-20=30-20=10 n=4 (12;-4)
P4<0=>P5=P4+2∆x=10+12=22 n=5 (12;-5)
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