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| author | Ray <[email protected]> | 2023-05-21 10:28:04 +0200 |
|---|---|---|
| committer | Ray <[email protected]> | 2023-05-21 10:28:04 +0200 |
| commit | 3a841ac130f90c607c29aa79288b943bbfe569b1 (patch) | |
| tree | 0557033a8f2535d63907aa87edab93a1fd414885 /src | |
| parent | f31df7521a9e59f7a1af3f923630900ad74eb1bc (diff) | |
| download | raylib-3a841ac130f90c607c29aa79288b943bbfe569b1.tar.gz raylib-3a841ac130f90c607c29aa79288b943bbfe569b1.zip | |
REVIEWED: `GenImagePerlinNoise()`, clamp values #3071
Diffstat (limited to 'src')
| -rw-r--r-- | src/rtextures.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/rtextures.c b/src/rtextures.c index 2d8056d6..87594258 100644 --- a/src/rtextures.c +++ b/src/rtextures.c @@ -846,6 +846,10 @@ Image GenImagePerlinNoise(int width, int height, int offsetX, int offsetY, float // octaves = 6 -- number of "octaves" of noise3() to sum float p = stb_perlin_fbm_noise3(nx, ny, 1.0f, 2.0f, 0.5f, 6); + // Clamp between -1.0f and 1.0f + if (p < -1.0f) p = -1.0f; + if (p > 1.0f) p = 1.0f; + // We need to normalize the data from [-1..1] to [0..1] float np = (p + 1.0f)/2.0f; |