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Autosmooth fix: if original Mesh has same amount of faces and vertices

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as the one resulting from Modifiers, it uses that data to calculate
autosmooth for. This prevents weird stuff on rendering softbody for
example.
This commit is contained in:
Ton Roosendaal
2006-03-13 18:16:23 +00:00
parent f913a53b0a
commit 4a673d1d9b
1 changed files with 25 additions and 5 deletions
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30
source/blender/render/intern/source/convertblender.c
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@@ -641,6 +641,7 @@ static VertRen *as_findvertex(VlakRen *vlr, VertRen *ver, ASvert *asv, float thr
}
/* note; autosmooth happens in object space still, after applying autosmooth we rotate */
/* note2; actually, when original mesh and displist are equal sized, face normals are from original mesh */
static void autosmooth(Render *re, float mat[][4], int startvert, int startvlak, int degr)
{
ASvert *asv, *asverts, *asvertoffs;
@@ -656,6 +657,9 @@ static void autosmooth(Render *re, float mat[][4], int startvert, int startvlak,
thresh= cos( M_PI*(0.5f+(float)degr)/180.0 );
/* step zero: give faces normals of original mesh, if this is provided */
/* step one: construct listbase of all vertices and pointers to faces */
for(a=startvlak; a<re->totvlak; a++) {
vlr= RE_findOrAddVlak(re, a);
@@ -1562,7 +1566,8 @@ static void init_render_mesh(Render *re, Object *ob, int only_verts)
float *orco=0;
int a, a1, ok, need_orco=0, need_stress=0, need_tangent=0, totvlako, totverto, vertofs;
int end, do_autosmooth=0, totvert = 0, dm_needsfree;
int useFluidmeshNormals = 0; // NT fluidsim, use smoothed normals?
int useFluidmeshNormals= 0; // NT fluidsim, use smoothed normals?
int use_original_normals= 0;
me= ob->data;
@@ -1626,6 +1631,10 @@ static void init_render_mesh(Render *re, Object *ob, int only_verts)
mvert= dlm->mvert;
totvert= dlm->totvert;
/* attempt to autsmooth on original mesh, only without subsurf */
if(do_autosmooth && me->totvert==totvert && me->totface==dlm->totface)
use_original_normals= 1;
ms = (totvert==me->totvert)?me->msticky:NULL;
ma= give_render_material(re, ob, 1);
@@ -1738,10 +1747,21 @@ static void init_render_mesh(Render *re, Object *ob, int only_verts)
else vlr->v4= 0;
/* render normals are inverted in render */
if(vlr->v4)
len= CalcNormFloat4(vlr->v4->co, vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
else
len= CalcNormFloat(vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
if(use_original_normals) {
MFace *mf= me->mface+a;
MVert *mv= me->mvert;
if(vlr->v4)
len= CalcNormFloat4( mv[mf->v4].co, mv[mf->v3].co, mv[mf->v2].co, mv[mf->v1].co, vlr->n);
else
len= CalcNormFloat(mv[mf->v3].co, mv[mf->v2].co, mv[mf->v1].co, vlr->n);
}
else {
if(vlr->v4)
len= CalcNormFloat4(vlr->v4->co, vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
else
len= CalcNormFloat(vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
}
vlr->mat= ma;
vlr->flag= flag;