Add Hermitian smoothing
This commit is contained in:
parent
9564ee92b6
commit
d10292622a
@ -26,16 +26,12 @@ impl Perlin {
|
|||||||
}
|
}
|
||||||
|
|
||||||
pub fn noise(&self, point: &Point3) -> f64 {
|
pub fn noise(&self, point: &Point3) -> f64 {
|
||||||
/*
|
|
||||||
let i = ((4.0 * point.x()) as i32) & 255;
|
|
||||||
let j = ((4.0 * point.y()) as i32) & 255;
|
|
||||||
let k= ((4.0 * point.z()) as i32) & 255;
|
|
||||||
let idx = self.perm_x[i as usize] ^ self.perm_y[j as usize] ^ self.perm_z[k as usize];
|
|
||||||
self.ranfloat[idx]
|
|
||||||
*/
|
|
||||||
let u = point.x() - point.x().floor();
|
let u = point.x() - point.x().floor();
|
||||||
let v = point.y() - point.y().floor();
|
let v = point.y() - point.y().floor();
|
||||||
let w = point.z() - point.z().floor();
|
let w = point.z() - point.z().floor();
|
||||||
|
let u = u * u * (3.0 - 2.0 * u);
|
||||||
|
let v = v * v * (3.0 - 2.0 * v);
|
||||||
|
let w = w * w * (3.0 - 2.0 * w);
|
||||||
let i = point.x().floor() as i32;
|
let i = point.x().floor() as i32;
|
||||||
let j = point.y().floor() as i32;
|
let j = point.y().floor() as i32;
|
||||||
let k = point.z().floor() as i32;
|
let k = point.z().floor() as i32;
|
||||||
|
Loading…
Reference in New Issue
Block a user