diff options
Diffstat (limited to 'source/blender/blenkernel/intern/key.c')
| -rw-r--r-- | source/blender/blenkernel/intern/key.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/key.c b/source/blender/blenkernel/intern/key.c index f604d307551..84484417f42 100644 --- a/source/blender/blenkernel/intern/key.c +++ b/source/blender/blenkernel/intern/key.c @@ -38,6 +38,7 @@ #include "BLI_blenlib.h" #include "BLI_editVert.h" +#include "BLI_math_vector.h" #include "DNA_anim_types.h" #include "DNA_key_types.h" @@ -1719,3 +1720,151 @@ void key_to_mesh(KeyBlock *kb, Mesh *me) VECCOPY(mvert->co, fp); } } + +/************************* vert coords ************************/ +float (*key_to_vertcos(Object *ob, KeyBlock *kb))[3] +{ + float (*vertCos)[3], *co; + float *fp= kb->data; + int tot= 0, a; + + /* Count of vertex coords in array */ + if(ob->type == OB_MESH) { + Mesh *me= (Mesh*)ob->data; + tot= me->totvert; + } else if(ob->type == OB_LATTICE) { + Lattice *lt= (Lattice*)ob->data; + tot= lt->pntsu*lt->pntsv*lt->pntsw; + } else if(ELEM(ob->type, OB_CURVE, OB_SURF)) { + Curve *cu= (Curve*)ob->data; + tot= count_curveverts(&cu->nurb); + } + + if (tot == 0) return NULL; + + vertCos= MEM_callocN(tot*sizeof(*vertCos), "key_to_vertcos vertCos"); + + /* Copy coords to array */ + co= (float*)vertCos; + + if(ELEM(ob->type, OB_MESH, OB_LATTICE)) { + for (a= 0; a<tot; a++, fp+=3, co+=3) { + copy_v3_v3(co, fp); + } + } else if(ELEM(ob->type, OB_CURVE, OB_SURF)) { + Curve *cu= (Curve*)ob->data; + Nurb *nu= cu->nurb.first; + BezTriple *bezt; + BPoint *bp; + + while (nu) { + if(nu->bezt) { + int i; + bezt= nu->bezt; + a= nu->pntsu; + + while (a--) { + for (i= 0; i<3; i++) { + copy_v3_v3(co, fp); + fp+= 3; co+= 3; + } + + fp+= 3; /* skip alphas */ + + bezt++; + } + } + else { + bp= nu->bp; + a= nu->pntsu*nu->pntsv; + + while (a--) { + copy_v3_v3(co, fp); + + fp+= 4; + co+= 3; + + bp++; + } + } + + nu= nu->next; + } + } + + return vertCos; +} + +void vertcos_to_key(Object *ob, KeyBlock *kb, float (*vertCos)[3]) +{ + float *co= (float*)vertCos, *fp; + int tot= 0, a, elemsize; + + if (kb->data) MEM_freeN(kb->data); + + /* Count of vertex coords in array */ + if(ob->type == OB_MESH) { + Mesh *me= (Mesh*)ob->data; + tot= me->totvert; + elemsize= me->key->elemsize; + } else if(ob->type == OB_LATTICE) { + Lattice *lt= (Lattice*)ob->data; + tot= lt->pntsu*lt->pntsv*lt->pntsw; + elemsize= lt->key->elemsize; + } else if(ELEM(ob->type, OB_CURVE, OB_SURF)) { + Curve *cu= (Curve*)ob->data; + elemsize= cu->key->elemsize; + tot= count_curveverts(&cu->nurb); + } + + fp= kb->data= MEM_callocN(tot*elemsize, "key_to_vertcos vertCos"); + + if (tot == 0) return; + + /* Copy coords to keyblock */ + + if(ELEM(ob->type, OB_MESH, OB_LATTICE)) { + for (a= 0; a<tot; a++, fp+=3, co+=3) { + copy_v3_v3(fp, co); + } + } else if(ELEM(ob->type, OB_CURVE, OB_SURF)) { + Curve *cu= (Curve*)ob->data; + Nurb *nu= cu->nurb.first; + BezTriple *bezt; + BPoint *bp; + + while (nu) { + if(nu->bezt) { + int i; + bezt= nu->bezt; + a= nu->pntsu; + + while (a--) { + for (i= 0; i<3; i++) { + copy_v3_v3(fp, co); + fp+= 3; co+= 3; + } + + fp+= 3; /* skip alphas */ + + bezt++; + } + } + else { + bp= nu->bp; + a= nu->pntsu*nu->pntsv; + + while (a--) { + copy_v3_v3(fp, co); + + fp+= 4; + co+= 3; + + bp++; + } + } + + nu= nu->next; + } + } +} |