HexC1Gradient.h

Go to the documentation of this file.

basisGradient[0] = -(1.0 - ss) * (1.0 - tt) / 8.0;
basisGradient[1] = -(1.0 - rr) * (1.0 - tt) / 8.0;
basisGradient[2] = -(1.0 - rr) * (1.0 - ss) / 8.0;

basisGradient[3] = (1.0 - ss) * (1.0 - tt) / 8.0;
basisGradient[4] = -(1.0 + rr) * (1.0 - tt) / 8.0;
basisGradient[5] = -(1.0 + rr) * (1.0 - ss) / 8.0;

basisGradient[6] = (1.0 + ss) * (1.0 - tt) / 8.0;
basisGradient[7] = (1.0 + rr) * (1.0 - tt) / 8.0;
basisGradient[8] = -(1.0 + rr) * (1.0 + ss) / 8.0;

basisGradient[9] = -(1.0 + ss) * (1.0 - tt) / 8.0;
basisGradient[10] = (1.0 - rr) * (1.0 - tt) / 8.0;
basisGradient[11] = -(1.0 - rr) * (1.0 + ss) / 8.0;

basisGradient[12] = -(1.0 - ss) * (1.0 + tt) / 8.0;
basisGradient[13] = -(1.0 - rr) * (1.0 + tt) / 8.0;
basisGradient[14] = (1.0 - rr) * (1.0 - ss) / 8.0;

basisGradient[15] = (1.0 - ss) * (1.0 + tt) / 8.0;
basisGradient[16] = -(1.0 + rr) * (1.0 + tt) / 8.0;
basisGradient[17] = (1.0 + rr) * (1.0 - ss) / 8.0;

basisGradient[18] = (1.0 + ss) * (1.0 + tt) / 8.0;
basisGradient[19] = (1.0 + rr) * (1.0 + tt) / 8.0;
basisGradient[20] = (1.0 + rr) * (1.0 + ss) / 8.0;

basisGradient[21] = -(1.0 + ss) * (1.0 + tt) / 8.0;
basisGradient[22] = (1.0 - rr) * (1.0 + tt) / 8.0;
basisGradient[23] = (1.0 - rr) * (1.0 + ss) / 8.0;