diff options
Diffstat (limited to 'source/blender/blenkernel/intern/mball.c')
| -rw-r--r-- | source/blender/blenkernel/intern/mball.c | 111 |
1 files changed, 89 insertions, 22 deletions
diff --git a/source/blender/blenkernel/intern/mball.c b/source/blender/blenkernel/intern/mball.c index 98578312766..e6f38e04d76 100644 --- a/source/blender/blenkernel/intern/mball.c +++ b/source/blender/blenkernel/intern/mball.c @@ -62,10 +62,6 @@ #include "BKE_mball.h" #include "BKE_object.h" -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - /* Global variables */ static float thresh= 0.6f; @@ -180,6 +176,55 @@ void make_local_mball(MetaBall *mb) } } } + +/* most simple meta-element adding function + * dont do context menipulation here (rna uses) */ +MetaElem *add_metaball_element(MetaBall *mb, const int type) +{ + MetaElem *ml= MEM_callocN(sizeof(MetaElem), "metaelem"); + + unit_qt(ml->quat); + + ml->rad= 2.0; + ml->s= 2.0; + ml->flag= MB_SCALE_RAD; + + switch(type) { + case MB_BALL: + ml->type = MB_BALL; + ml->expx= ml->expy= ml->expz= 1.0; + + break; + case MB_TUBE: + ml->type = MB_TUBE; + ml->expx= ml->expy= ml->expz= 1.0; + + break; + case MB_PLANE: + ml->type = MB_PLANE; + ml->expx= ml->expy= ml->expz= 1.0; + + break; + case MB_ELIPSOID: + ml->type = MB_ELIPSOID; + ml->expx= 1.2f; + ml->expy= 0.8f; + ml->expz= 1.0; + + break; + case MB_CUBE: + ml->type = MB_CUBE; + ml->expx= ml->expy= ml->expz= 1.0; + + break; + default: + break; + } + + BLI_addtail(&mb->elems, ml); + + return ml; +} /** Compute bounding box of all MetaElems/MetaBalls. * * Bounding box is computed from polygonized surface. Object *ob is @@ -230,7 +275,7 @@ void tex_space_mball(Object *ob) boundbox_set_from_min_max(bb, min, max); } -float *make_orco_mball(Object *ob) +float *make_orco_mball(Object *ob, ListBase *dispbase) { BoundBox *bb; DispList *dl; @@ -247,7 +292,7 @@ float *make_orco_mball(Object *ob) loc[2]= (bb->vec[0][2]+bb->vec[1][2])/2.0f; size[2]= bb->vec[1][2]-loc[2]; - dl= ob->disp.first; + dl= dispbase->first; orcodata= MEM_mallocN(sizeof(float)*3*dl->nr, "MballOrco"); data= dl->verts; @@ -279,6 +324,19 @@ int is_basis_mball(Object *ob) return 1; } +/* return nonzero if ob1 is a basis mball for ob */ +int is_mball_basis_for(Object *ob1, Object *ob2) +{ + int basis1nr, basis2nr; + char basis1name[32], basis2name[32]; + + splitIDname(ob1->id.name+2, basis1name, &basis1nr); + splitIDname(ob2->id.name+2, basis2name, &basis2nr); + + if(!strcmp(basis1name, basis2name)) return is_basis_mball(ob1); + else return 0; +} + /* \brief copy some properties from object to other metaball object with same base name * * When some properties (wiresize, threshold, update flags) of metaball are changed, then this properties @@ -287,6 +345,7 @@ int is_basis_mball(Object *ob) * because this metaball influence polygonisation of metaballs. */ void copy_mball_properties(Scene *scene, Object *active_object) { + Scene *sce_iter= scene; Base *base; Object *ob; MetaBall *active_mball = (MetaBall*)active_object->data; @@ -296,10 +355,10 @@ void copy_mball_properties(Scene *scene, Object *active_object) splitIDname(active_object->id.name+2, basisname, &basisnr); /* XXX recursion check, see scene.c, just too simple code this next_object() */ - if(F_ERROR==next_object(scene, 0, 0, 0)) + if(F_ERROR==next_object(&sce_iter, 0, 0, 0)) return; - while(next_object(scene, 1, &base, &ob)) { + while(next_object(&sce_iter, 1, &base, &ob)) { if (ob->type==OB_MBALL) { if(ob!=active_object){ splitIDname(ob->id.name+2, obname, &obnr); @@ -329,6 +388,7 @@ void copy_mball_properties(Scene *scene, Object *active_object) */ Object *find_basis_mball(Scene *scene, Object *basis) { + Scene *sce_iter= scene; Base *base; Object *ob,*bob= basis; MetaElem *ml=NULL; @@ -339,10 +399,10 @@ Object *find_basis_mball(Scene *scene, Object *basis) totelem= 0; /* XXX recursion check, see scene.c, just too simple code this next_object() */ - if(F_ERROR==next_object(scene, 0, 0, 0)) + if(F_ERROR==next_object(&sce_iter, 0, 0, 0)) return NULL; - while(next_object(scene, 1, &base, &ob)) { + while(next_object(&sce_iter, 1, &base, &ob)) { if (ob->type==OB_MBALL) { if(ob==bob){ @@ -1498,6 +1558,7 @@ void polygonize(PROCESS *mbproc, MetaBall *mb) float init_meta(Scene *scene, Object *ob) /* return totsize */ { + Scene *sce_iter= scene; Base *base; Object *bob; MetaBall *mb; @@ -1514,9 +1575,8 @@ float init_meta(Scene *scene, Object *ob) /* return totsize */ splitIDname(ob->id.name+2, obname, &obnr); /* make main array */ - - next_object(scene, 0, 0, 0); - while(next_object(scene, 1, &base, &bob)) { + next_object(&sce_iter, 0, 0, 0); + while(next_object(&sce_iter, 1, &base, &bob)) { if(bob->type==OB_MBALL) { zero_size= 0; @@ -2079,21 +2139,20 @@ void init_metaball_octal_tree(int depth) subdivide_metaball_octal_node(node, size[0], size[1], size[2], metaball_tree->depth); } -void metaball_polygonize(Scene *scene, Object *ob) +void metaball_polygonize(Scene *scene, Object *ob, ListBase *dispbase) { PROCESS mbproc; MetaBall *mb; DispList *dl; int a, nr_cubes; float *ve, *no, totsize, width; - + mb= ob->data; if(totelem==0) return; if(!(G.rendering) && (mb->flag==MB_UPDATE_NEVER)) return; if(G.moving && mb->flag==MB_UPDATE_FAST) return; - freedisplist(&ob->disp); curindex= totindex= 0; indices= 0; thresh= mb->thresh; @@ -2117,13 +2176,22 @@ void metaball_polygonize(Scene *scene, Object *ob) if((totelem > 512) && (totelem <= 1024)) init_metaball_octal_tree(4); if(totelem > 1024) init_metaball_octal_tree(5); - /* don't polygonize metaballs with too high resolution (base mball to small) */ + /* don't polygonize metaballs with too high resolution (base mball to small) + * note: Eps was 0.0001f but this was giving problems for blood animation for durian, using 0.00001f */ if(metaball_tree) { - if(ob->size[0]<=0.0001f*(metaball_tree->first->x_max - metaball_tree->first->x_min) || - ob->size[1]<=0.0001f*(metaball_tree->first->y_max - metaball_tree->first->y_min) || - ob->size[2]<=0.0001f*(metaball_tree->first->z_max - metaball_tree->first->z_min)) + if( ob->size[0] <= 0.00001f * (metaball_tree->first->x_max - metaball_tree->first->x_min) || + ob->size[1] <= 0.00001f * (metaball_tree->first->y_max - metaball_tree->first->y_min) || + ob->size[2] <= 0.00001f * (metaball_tree->first->z_max - metaball_tree->first->z_min)) { + new_pgn_element(-1); /* free values created by init_meta */ + MEM_freeN(mainb); + + /* free tree */ + free_metaball_octal_node(metaball_tree->first); + MEM_freeN(metaball_tree); + metaball_tree= NULL; + return; } } @@ -2156,9 +2224,8 @@ void metaball_polygonize(Scene *scene, Object *ob) } if(curindex) { - dl= MEM_callocN(sizeof(DispList), "mbaldisp"); - BLI_addtail(&ob->disp, dl); + BLI_addtail(dispbase, dl); dl->type= DL_INDEX4; dl->nr= mbproc.vertices.count; dl->parts= curindex; |