From 36bfcb135ebbee3ca44d837b7578ddb8d6952d40 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Sun, 7 Mar 2021 21:07:00 +0300
Subject: [PATCH] Perlin noise fixes

---
 libs/pcg/include/psemek/pcg/perlin.hpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libs/pcg/include/psemek/pcg/perlin.hpp b/libs/pcg/include/psemek/pcg/perlin.hpp
index 380969cc..e8fde98d 100644
--- a/libs/pcg/include/psemek/pcg/perlin.hpp
+++ b/libs/pcg/include/psemek/pcg/perlin.hpp
@@ -93,13 +93,13 @@ namespace psemek::pcg
 			ip[i] = geom::clamp<std::size_t>(std::floor(p[i]), {0, static_cast<std::size_t>(grad_map_.dim(i)) - 2});
 		}
 
-		geom::vector<float, N> t = p - geom::cast<float>(ip);
+		geom::vector<T, N> t = p - geom::cast<T>(ip);
 
 		T values[1 << N];
 
 		for (std::size_t mask = 0; mask < (1 << N); ++mask)
 		{
-			geom::vector<float, N> tt;
+			geom::vector<T, N> tt;
 			std::array<std::size_t, N> ii;
 			for (std::size_t i = 0; i < N; ++i)
 			{
@@ -122,7 +122,7 @@ namespace psemek::pcg
 				values[mask] = smoothstep(values[mask], values[mask | (1 << i)], t[i]);
 		}
 
-		return 0.5f * (1.f + std::sqrt(2.f) * values[0]);
+		return 0.5 * (1. + std::sqrt(2.) * values[0]);
 	}
 
 }