From 28b2476b11875f0f13335a410f1f00c6a3fd81be Mon Sep 17 00:00:00 2001 From: kwolekr Date: Sun, 17 May 2015 00:04:51 -0400 Subject: Noise: Fix interpolation at negative coordinates --- src/noise.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/noise.cpp b/src/noise.cpp index 8c42be3cf..826593474 100644 --- a/src/noise.cpp +++ b/src/noise.cpp @@ -590,8 +590,9 @@ void Noise::gradientMap2D( int seed) { float v00, v01, v10, v11, u, v, orig_u; - u32 index, i, j, x0, y0, noisex, noisey; + u32 index, i, j, noisex, noisey; u32 nlx, nly; + s32 x0, y0; bool eased = np.flags & (NOISE_FLAG_DEFAULTS | NOISE_FLAG_EASED); Interp2dFxn interpolate = eased ? @@ -655,8 +656,9 @@ void Noise::gradientMap3D( float v000, v010, v100, v110; float v001, v011, v101, v111; float u, v, w, orig_u, orig_v; - u32 index, i, j, k, x0, y0, z0, noisex, noisey, noisez; + u32 index, i, j, k, noisex, noisey, noisez; u32 nlx, nly, nlz; + s32 x0, y0, z0; Interp3dFxn interpolate = (np.flags & NOISE_FLAG_EASED) ? triLinearInterpolation : triLinearInterpolationNoEase; -- cgit v1.2.3