diff options
| author | Morten Mikkelsen <mikkelsen7@gmail.com> | 2012-01-04 02:18:52 +0400 |
|---|---|---|
| committer | Morten Mikkelsen <mikkelsen7@gmail.com> | 2012-01-04 02:18:52 +0400 |
| commit | aa1325ef55bce6792acfa8141f0bb53b7529d2a1 (patch) | |
| tree | ded37df9dfbd1d0593cd797ab5735dbc6fed4f51 /source/blender/render | |
| parent | 5fbd6223c56dc8696af20f1c0eda22401a955359 (diff) | |
calculate factor before using MAX2 macro
Diffstat (limited to 'source/blender/render')
| -rw-r--r-- | source/blender/render/intern/source/render_texture.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/render/intern/source/render_texture.c b/source/blender/render/intern/source/render_texture.c index 0e219cdb799..d9cabf05155 100644 --- a/source/blender/render/intern/source/render_texture.c +++ b/source/blender/render/intern/source/render_texture.c @@ -1969,7 +1969,10 @@ static int ntap_bump_compute(NTapBump *ntap_bump, ShadeInput *shi, MTex *mtex, T { auto_bump = shi->obr->ob->derivedFinal->auto_bump_scale; } - auto_bump /= MAX2(sqrtf((float) (dimx*dimy)*mtex->size[0]*mtex->size[1]), FLT_EPSILON); + { + float fVirtDim = sqrtf((float) (dimx*dimy)*mtex->size[0]*mtex->size[1]); + auto_bump /= MAX2(fVirtDim, FLT_EPSILON); + } // this variant using a derivative map is described here // http://mmikkelsen3d.blogspot.com/2011/07/derivative-maps.html |