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Fix #26637: another problem with recent normals change, objects with negative

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scale did not get correct render normals.
This commit is contained in:
Brecht Van Lommel
2011-03-29 13:37:16 +00:00
parent 4b96f15cb3
commit 0297b6c8c6
1 changed files with 6 additions and 4 deletions
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10
source/blender/render/intern/source/convertblender.c
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@@ -3195,12 +3195,14 @@ static void init_render_mesh(Render *re, ObjectRen *obr, int timeoffset)
int end, do_autosmooth=0, totvert = 0;
int use_original_normals= 0;
int recalc_normals = 0; // false by default
int negative_scale;
me= ob->data;
mul_m4_m4m4(mat, ob->obmat, re->viewmat);
invert_m4_m4(ob->imat, mat);
copy_m3_m4(imat, ob->imat);
negative_scale= is_negative_m4(mat);
if(me->totvert==0)
return;
@@ -3282,13 +3284,13 @@ static void init_render_mesh(Render *re, ObjectRen *obr, int timeoffset)
ver= RE_findOrAddVert(obr, obr->totvert++);
VECCOPY(ver->co, mvert->co);
if(do_autosmooth==0) { /* autosmooth on original unrotated data to prevent differences between frames */
ver->n[0]=mvert->no[0];
ver->n[1]=mvert->no[1];
ver->n[2]=mvert->no[2];
normal_short_to_float_v3(ver->n, mvert->no);
mul_m4_v3(mat, ver->co);
mul_transposed_m3_v3(imat, ver->n);
normalize_v3(ver->n);
negate_v3(ver->n);
if(!negative_scale)
negate_v3(ver->n);
}
if(orco) {