int sculpt_get_first_deform_matrices(Scene *scene, Object *ob, float (**deformmats)[3][3], float (**deformcos)[3])
{
ModifierData *md;
DerivedMesh *dm;
int a, numVerts= 0;
float (*defmats)[3][3]= NULL, (*deformedVerts)[3]= NULL;
MultiresModifierData *mmd= get_multires_modifier(scene, ob, 0);
int has_multires = mmd != NULL && mmd->sculptlvl > 0;
int numleft= 0;
if(has_multires) {
*deformmats= NULL;
*deformcos= NULL;
return numleft;
}
dm= NULL;
md= modifiers_getVirtualModifierList(ob);
for(; md; md= md->next) {
ModifierTypeInfo *mti= modifierType_getInfo(md->type);
if(!modifier_isEnabled(scene, md, eModifierMode_Realtime)) continue;
if(mti->type==eModifierTypeType_OnlyDeform) {
if(!defmats) {
Mesh *me= (Mesh*)ob->data;
dm= mesh_create_derived(me, ob, NULL);
deformedVerts= mesh_getVertexCos(me, &numVerts);
defmats= MEM_callocN(sizeof(*defmats)*numVerts, "defmats");
for(a=0; a<numVerts; a++)
unit_m3(defmats[a]);
}
if(mti->deformMatrices) mti->deformMatrices(md, ob, dm, deformedVerts, defmats, numVerts);
else break;
}
}
for(; md; md= md->next) {
ModifierTypeInfo *mti= modifierType_getInfo(md->type);
if(!modifier_isEnabled(scene, md, eModifierMode_Realtime)) continue;
if(mti->type==eModifierTypeType_OnlyDeform)
numleft++;
}
if(dm)
dm->release(dm);
*deformmats= defmats;
*deformcos= deformedVerts;
return numleft;
}
static int multiresbake_check(bContext *C, wmOperator *op)
{
Scene *scene= CTX_data_scene(C);
Object *ob;
Mesh *me;
MultiresModifierData *mmd;
int ok= 1, a;
CTX_DATA_BEGIN(C, Base*, base, selected_editable_bases) {
ob= base->object;
if(ob->type != OB_MESH) {
BKE_report(op->reports, RPT_ERROR, "Basking of multires data only works with active object which is a mesh");
ok= 0;
break;
}
me= (Mesh*)ob->data;
mmd= get_multires_modifier(scene, ob, 0);
/* Multi-resolution should be and be last in the stack */
if(ok && mmd) {
ModifierData *md;
ok= mmd->totlvl>0;
for(md = (ModifierData*)mmd->modifier.next; md && ok; md = md->next) {
if (modifier_isEnabled(scene, md, eModifierMode_Realtime)) {
ok= 0;
}
}
} else ok= 0;
if(!ok) {
BKE_report(op->reports, RPT_ERROR, "Multires data baking requires multi-resolution object");
break;
}
if(!me->mtface) {
BKE_report(op->reports, RPT_ERROR, "Mesh should be unwrapped before multires data baking");
ok= 0;
} else {
a= me->totface;
while (ok && a--) {
Image *ima= me->mtface[a].tpage;
if(!ima) {
BKE_report(op->reports, RPT_ERROR, "You should have active texture to use multires baker");
ok= 0;
} else {
ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
if(!ibuf) {
BKE_report(op->reports, RPT_ERROR, "Baking should happend to image with image buffer");
ok= 0;
} else {
if(ibuf->rect==NULL && ibuf->rect_float==NULL)
ok= 0;
if(ibuf->rect_float && !(ibuf->channels==0 || ibuf->channels==4))
ok= 0;
if(!ok)
BKE_report(op->reports, RPT_ERROR, "Baking to unsupported image type");
}
}
}
}
if(!ok)
break;
}
