Hermitian smoothing on perlin noise

2024-07-09 17:31:25 -04:00
parent ba594473ed
commit b3e5adb4a2
4 changed files with 337349 additions and 337346 deletions
--- a/perlin.h
+++ b/perlin.h
@@ -27,6 +27,9 @@ class perlin {
            auto u = p.x() - floor(p.x());
            auto v = p.y() - floor(p.y());
            auto w = p.z() - floor(p.z());
+            u = u*u*(3-2*u);
+            v = v*v*(3-2*v);
+            w = w*w*(3-2*w);

            auto i = int(floor(p.x()));
            auto j = int(floor(p.y()));