From bc1654feedc90caa8c26328ca6f0fc59fbe5b76c Mon Sep 17 00:00:00 2001 From: Loic Blot Date: Thu, 27 Jul 2017 00:24:14 +0200 Subject: [PATCH] Noise::perlinMap2D,3D: replace a loop init with a single memset call --- src/noise.cpp | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/src/noise.cpp b/src/noise.cpp index f67771b88..e68c5ce16 100644 --- a/src/noise.cpp +++ b/src/noise.cpp @@ -713,8 +713,7 @@ float *Noise::perlinMap2D(float x, float y, float *persistence_map) if (persistence_map) { if (!persist_buf) persist_buf = new float[bufsize]; - for (size_t i = 0; i != bufsize; i++) - persist_buf[i] = 1.0; + memset(persist_buf, 1.0f, sizeof(float) * bufsize); } for (size_t oct = 0; oct < np.octaves; oct++) { @@ -751,8 +750,8 @@ float *Noise::perlinMap3D(float x, float y, float z, float *persistence_map) if (persistence_map) { if (!persist_buf) persist_buf = new float[bufsize]; - for (size_t i = 0; i != bufsize; i++) - persist_buf[i] = 1.0; + + memset(persist_buf, 1.0f, sizeof(float) * bufsize); } for (size_t oct = 0; oct < np.octaves; oct++) { -- 2.25.1