diff options
Diffstat (limited to 'source/blender/bmesh/intern')
-rw-r--r-- | source/blender/bmesh/intern/bmesh_walkers.c | 10 | ||||
-rw-r--r-- | source/blender/bmesh/intern/bmesh_walkers.h | 14 | ||||
-rw-r--r-- | source/blender/bmesh/intern/bmesh_walkers_impl.c | 70 |
3 files changed, 74 insertions, 20 deletions
diff --git a/source/blender/bmesh/intern/bmesh_walkers.c b/source/blender/bmesh/intern/bmesh_walkers.c index 69ab7a91232..a3b5d94ba8e 100644 --- a/source/blender/bmesh/intern/bmesh_walkers.c +++ b/source/blender/bmesh/intern/bmesh_walkers.c @@ -73,17 +73,18 @@ void *BMW_begin(BMWalker *walker, void *start) * by the bitmask 'searchmask'. */ void BMW_init(BMWalker *walker, BMesh *bm, int type, - short mask_vert, short mask_edge, short mask_loop, short mask_face, + short mask_vert, short mask_edge, short mask_face, + BMWFlag flag, int layer) { memset(walker, 0, sizeof(BMWalker)); walker->layer = layer; + walker->flag = flag; walker->bm = bm; walker->mask_vert = mask_vert; walker->mask_edge = mask_edge; - walker->mask_loop = mask_loop; walker->mask_face = mask_face; walker->visithash = BLI_ghash_new(BLI_ghashutil_ptrhash, BLI_ghashutil_ptrcmp, "bmesh walkers 1"); @@ -92,8 +93,8 @@ void BMW_init(BMWalker *walker, BMesh *bm, int type, if (UNLIKELY(type >= BMW_MAXWALKERS || type < 0)) { fprintf(stderr, "Invalid walker type in BMW_init; type: %d, " - "searchmask: (v:%d, e:%d, l:%d, f:%d), flag: %d\n", - type, mask_vert, mask_edge, mask_loop, mask_face, layer); + "searchmask: (v:%d, e:%d, f:%d), flag: %d, layer: %d\n", + type, mask_vert, mask_edge, mask_face, flag, layer); BMESH_ASSERT(0); } @@ -110,7 +111,6 @@ void BMW_init(BMWalker *walker, BMesh *bm, int type, * 'bm_walker_types' needs updating */ BLI_assert(mask_vert == 0 || (walker->valid_mask & BM_VERT)); BLI_assert(mask_edge == 0 || (walker->valid_mask & BM_EDGE)); - BLI_assert(mask_loop == 0 || (walker->valid_mask & BM_LOOP)); BLI_assert(mask_face == 0 || (walker->valid_mask & BM_FACE)); } diff --git a/source/blender/bmesh/intern/bmesh_walkers.h b/source/blender/bmesh/intern/bmesh_walkers.h index 1d548a0d4c7..4f81f38aeb3 100644 --- a/source/blender/bmesh/intern/bmesh_walkers.h +++ b/source/blender/bmesh/intern/bmesh_walkers.h @@ -38,6 +38,11 @@ typedef enum { BMW_BREADTH_FIRST } BMWOrder; +typedef enum { + BMW_FLAG_NOP = 0, + BMW_FLAG_TEST_HIDDEN = (1 << 0) +} BMWFlag; + /*Walkers*/ typedef struct BMWalker { void (*begin) (struct BMWalker *walker, void *start); @@ -54,12 +59,14 @@ typedef struct BMWalker { BLI_mempool *worklist; ListBase states; - /* these masks are to be tested against elements BMO_elem_flag_test() */ + /* these masks are to be tested against elements BMO_elem_flag_test(), + * should never be accessed directly only through BMW_init() and bmw_mask_check_*() functions */ short mask_vert; short mask_edge; - short mask_loop; short mask_face; + BMWFlag flag; + GHash *visithash; GHash *secvisithash; int depth; @@ -71,7 +78,8 @@ typedef struct BMWalker { /* initialize a walker. searchmask restricts some (not all) walkers to * elements with a specific tool flag set. flags is specific to each walker.*/ void BMW_init(struct BMWalker *walker, BMesh *bm, int type, - short mask_vert, short mask_edge, short mask_loop, short mask_face, + short mask_vert, short mask_edge, short mask_face, + BMWFlag flag, int layer); void *BMW_begin(BMWalker *walker, void *start); void *BMW_step(struct BMWalker *walker); diff --git a/source/blender/bmesh/intern/bmesh_walkers_impl.c b/source/blender/bmesh/intern/bmesh_walkers_impl.c index 493be46c976..009b5e786c4 100644 --- a/source/blender/bmesh/intern/bmesh_walkers_impl.c +++ b/source/blender/bmesh/intern/bmesh_walkers_impl.c @@ -34,6 +34,45 @@ #include "intern/bmesh_private.h" #include "intern/bmesh_walkers_private.h" +static int bmw_mask_check_vert(BMWalker *walker, BMVert *v) +{ + if ((walker->flag & BMW_FLAG_TEST_HIDDEN) && BM_elem_flag_test(v, BM_ELEM_HIDDEN)) { + return FALSE; + } + else if (walker->mask_vert && !BMO_elem_flag_test(walker->bm, v, walker->mask_vert)) { + return FALSE; + } + else { + return TRUE; + } +} + +static int bmw_mask_check_edge(BMWalker *walker, BMEdge *e) +{ + if ((walker->flag & BMW_FLAG_TEST_HIDDEN) && BM_elem_flag_test(e, BM_ELEM_HIDDEN)) { + return FALSE; + } + else if (walker->mask_edge && !BMO_elem_flag_test(walker->bm, e, walker->mask_edge)) { + return FALSE; + } + else { + return TRUE; + } +} + +static int bmw_mask_check_face(BMWalker *walker, BMFace *f) +{ + if ((walker->flag & BMW_FLAG_TEST_HIDDEN) && BM_elem_flag_test(f, BM_ELEM_HIDDEN)) { + return FALSE; + } + else if (walker->mask_face && !BMO_elem_flag_test(walker->bm, f, walker->mask_face)) { + return FALSE; + } + else { + return TRUE; + } +} + /** * Shell Walker: * @@ -50,7 +89,7 @@ static void bmw_ShellWalker_visitEdge(BMWalker *walker, BMEdge *e) return; } - if (walker->mask_edge && !BMO_elem_flag_test(walker->bm, e, walker->mask_edge)) { + if (!bmw_mask_check_edge(walker, e)) { return; } @@ -176,7 +215,8 @@ static void bmw_ConnectedVertexWalker_visitVertex(BMWalker *walker, BMVert *v) /* already visited */ return; } - if (walker->mask_vert && !BMO_elem_flag_test(walker->bm, v, walker->mask_vert)) { + + if (!bmw_mask_check_vert(walker, v)) { /* not flagged for walk */ return; } @@ -279,7 +319,8 @@ static void *bmw_IslandboundWalker_step(BMWalker *walker) l = l->radial_next; f = l->f; e = l->e; - if (walker->mask_face && !BMO_elem_flag_test(walker->bm, f, walker->mask_face)) { + + if (!bmw_mask_check_face(walker, f)) { l = l->radial_next; break; } @@ -322,7 +363,7 @@ static void bmw_IslandWalker_begin(BMWalker *walker, void *data) { BMwIslandWalker *iwalk = NULL; - if (walker->mask_face && !BMO_elem_flag_test(walker->bm, (BMElemF *)data, walker->mask_face)) { + if (!bmw_mask_check_face(walker, data)) { return; } @@ -352,13 +393,14 @@ static void *bmw_IslandWalker_step(BMWalker *walker) l = BM_iter_new(&liter, walker->bm, BM_LOOPS_OF_FACE, iwalk->cur); for ( ; l; l = BM_iter_step(&liter)) { /* could skip loop here too, but don't add unless we need it */ - if (walker->mask_edge && !BMO_elem_flag_test(walker->bm, l->e, walker->mask_edge)) { + if (!bmw_mask_check_edge(walker, l->e)) { continue; } f = BM_iter_new(&iter, walker->bm, BM_FACES_OF_EDGE, l->e); for ( ; f; f = BM_iter_step(&iter)) { - if (walker->mask_face && !BMO_elem_flag_test(walker->bm, f, walker->mask_face)) { + + if (!bmw_mask_check_face(walker, f)) { continue; } @@ -884,9 +926,10 @@ static void *bmw_UVEdgeWalker_step(BMWalker *walker) type = walker->bm->ldata.layers[walker->layer].type; BMW_state_remove(walker); - - if (walker->mask_edge && !BMO_elem_flag_test(walker->bm, l->e, walker->mask_edge)) + + if (!bmw_mask_check_edge(walker, l->e)) { return l; + } /* go over loops around l->v and nl->v and see which ones share l and nl's * mloopuv's coordinates. in addition, push on l->next if necessary */ @@ -898,13 +941,16 @@ static void *bmw_UVEdgeWalker_step(BMWalker *walker) rlen = BM_edge_face_count(l2->e); for (j = 0; j < rlen; j++) { - if (BLI_ghash_haskey(walker->visithash, l2)) + if (BLI_ghash_haskey(walker->visithash, l2)) { continue; - if (walker->mask_edge && !(BMO_elem_flag_test(walker->bm, l2->e, walker->mask_edge))) { - if (l2->v != cl->v) + } + + if (!bmw_mask_check_edge(walker, l2->e)) { + if (l2->v != cl->v) { continue; + } } - + l3 = l2->v != cl->v ? l2->next : l2; d2 = CustomData_bmesh_get_layer_n(&walker->bm->ldata, l3->head.data, walker->layer); |