diff options
Diffstat (limited to 'source/blender/render')
| -rw-r--r-- | source/blender/render/intern/source/render_texture.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/render/intern/source/render_texture.c b/source/blender/render/intern/source/render_texture.c index f9992050052..0e219cdb799 100644 --- a/source/blender/render/intern/source/render_texture.c +++ b/source/blender/render/intern/source/render_texture.c @@ -1969,7 +1969,7 @@ static int ntap_bump_compute(NTapBump *ntap_bump, ShadeInput *shi, MTex *mtex, T { auto_bump = shi->obr->ob->derivedFinal->auto_bump_scale; } - auto_bump /= sqrtf((float) (dimx*dimy)); + auto_bump /= MAX2(sqrtf((float) (dimx*dimy)*mtex->size[0]*mtex->size[1]), FLT_EPSILON); // this variant using a derivative map is described here // http://mmikkelsen3d.blogspot.com/2011/07/derivative-maps.html |