forked from bartvdbraak/blender
derivative maps must take into account that texture scales can be negative
This commit is contained in:
parent
aa1325ef55
commit
3b8404ac53
@ -1122,7 +1122,7 @@ static void do_material_tex(GPUShadeInput *shi)
|
||||
norfac = -hScale * mtex->norfac;
|
||||
if(found_deriv_map)
|
||||
{
|
||||
float fVirtDim = sqrtf(ima_x*mtex->size[0]*ima_y*mtex->size[1]);
|
||||
float fVirtDim = sqrtf(fabsf(ima_x*mtex->size[0]*ima_y*mtex->size[1]));
|
||||
norfac /= MAX2(fVirtDim, FLT_EPSILON);
|
||||
}
|
||||
|
||||
|
@ -1970,7 +1970,7 @@ static int ntap_bump_compute(NTapBump *ntap_bump, ShadeInput *shi, MTex *mtex, T
|
||||
auto_bump = shi->obr->ob->derivedFinal->auto_bump_scale;
|
||||
}
|
||||
{
|
||||
float fVirtDim = sqrtf((float) (dimx*dimy)*mtex->size[0]*mtex->size[1]);
|
||||
float fVirtDim = sqrtf(fabsf((float) (dimx*dimy)*mtex->size[0]*mtex->size[1]));
|
||||
auto_bump /= MAX2(fVirtDim, FLT_EPSILON);
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user