Xs, Ys | vztažný bod pro transformaci |
K1 | faktor, který ovlivňuje sílu transformace |
K2 | faktor, který ovlivňuje velikost transformace |
X1 | (6.65) | ||
Y1 | (6.66) | ||
X2 | = | K1*(X14+Y14-6*X12*Y12)-Xs | (6.67) |
Y2 | = | K1*(4*X13*Y1-4*X1*Y13)-Ys | (6.68) |
z | z4 | (6.69) | |
z | = | x+jy | (6.70) |
z | (x+jy)4=(x+jy)*(x+jy)*(x+jy)*(x+jy) | (6.71) | |
z | (x2+2jxy-y2)*(x2+2jxy-y2) | (6.72) | |
z | x4-x2y2+2jx3y-x2y2+y4-2jxy3+2jxy3-4x2y2 | (6.73) | |
x | x4+y4-6x2y2 | (6.74) | |
= y | 4x3y-4xy3 | (6.75) |