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Noise::perlinMap2D,3D: replace a loop init with a single memset call

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Loic Blot 2017-07-27 00:24:14 +02:00
parent c8faee4eda
commit bc1654feed
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1 changed files with 3 additions and 4 deletions
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7
src/noise.cpp
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@ -713,8 +713,7 @@ float *Noise::perlinMap2D(float x, float y, float *persistence_map)
if (persistence_map) { if (persistence_map) {
if (!persist_buf) if (!persist_buf)
persist_buf = new float[bufsize]; persist_buf = new float[bufsize];
for (size_t i = 0; i != bufsize; i++) memset(persist_buf, 1.0f, sizeof(float) * bufsize);
persist_buf[i] = 1.0;
} }
for (size_t oct = 0; oct < np.octaves; oct++) { 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 (persistence_map) {
if (!persist_buf) if (!persist_buf)
persist_buf = new float[bufsize]; 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++) { for (size_t oct = 0; oct < np.octaves; oct++) {