56         float vt${N} = vn${N} * vln2_hi + vz${N};
59         vt${N} = vn${N} * vln2_lo + vt${N};
62         float vp${N} = vt${N} * vc5 + vc4;
65         vp${N} = vt${N} * vp${N} + vc3;
68         vp${N} = vt${N} * vp${N} + vc2;
71         vp${N} = vt${N} * vp${N} + vc1;
74         vt${N} *= vs${N};
77         const float ve${N} = vt${N} * vp${N} + vs${N};
109       float vt = vn * vln2_hi + vz;  variable
110       vt = vn * vln2_lo + vt;
112       float vp = vt * vc5 + vc4;
113       vp = vt * vp + vc3;
114       vp = vt * vp + vc2;
115       vp = vt * vp + vc1;
117       vt *= vs;
118       const float ve = vt * vp + vs;
143       float vt = vn * vln2_hi + vz;  variable
144       vt = vn * vln2_lo + vt;
146       float vp = vt * vc5 + vc4;
147       vp = vt * vp + vc3;
148       vp = vt * vp + vc2;
149       vp = vt * vp + vc1;
151       vt *= vs;
152       const float ve = vt * vp + vs;
176         float vt = vn * vln2_hi + vz;  variable
177         vt = vn * vln2_lo + vt;
179         float vp = vt * vc5 + vc4;
180         vp = vt * vp + vc3;
181         vp = vt * vp + vc2;
182         vp = vt * vp + vc1;
184         vt *= vs;
185         const float ve = vt * vp + vs;