| private extrapolate ( int xsb, int ysb, double dx, double dy ) : double | ||
| xsb | int | |
| ysb | int | |
| dx | double | |
| dy | double | |
| return | double | |
private double extrapolate(int xsb, int ysb, double dx, double dy)
{
int index = perm[(perm[xsb & 0xFF] + ysb) & 0xFF] & 0x0E;
return gradients2D[index] * dx
+ gradients2D[index + 1] * dy;
}
| SimplexOpenNoise::extrapolate ( int xsb, int ysb, int zsb, double dx, double dy, double dz ) : double | |
| SimplexOpenNoise::extrapolate ( int xsb, int ysb, int zsb, int wsb, double dx, double dy, double dz, double dw ) : double |