diff options
Diffstat (limited to 'source/blender/editors/space_view3d/view3d_select.c')
-rw-r--r-- | source/blender/editors/space_view3d/view3d_select.c | 206 |
1 files changed, 172 insertions, 34 deletions
diff --git a/source/blender/editors/space_view3d/view3d_select.c b/source/blender/editors/space_view3d/view3d_select.c index e1bbc0e1545..ac9c32816dd 100644 --- a/source/blender/editors/space_view3d/view3d_select.c +++ b/source/blender/editors/space_view3d/view3d_select.c @@ -48,12 +48,9 @@ #include "MEM_guardedalloc.h" #include "BLI_math.h" -#include "BLI_lasso.h" -#include "BLI_rect.h" +#include "BLI_blenlib.h" #include "BLI_rand.h" #include "BLI_linklist.h" -#include "BLI_listbase.h" -#include "BLI_string.h" #include "BLI_utildefines.h" /* vertex box select */ @@ -322,6 +319,79 @@ static int edge_inside_rect(rcti *rect, short x1, short y1, short x2, short y2) #define MOVES_GESTURE 50 #define MOVES_LASSO 500 +int lasso_inside(int mcords[][2], short moves, int sx, int sy) +{ + /* we do the angle rule, define that all added angles should be about zero or 2*PI */ + float angletot = 0.0, len, dot, ang, cross, fp1[2], fp2[2]; + int a; + int *p1, *p2; + + if (sx == IS_CLIPPED) + return 0; + + p1 = mcords[moves - 1]; + p2 = mcords[0]; + + /* first vector */ + fp1[0] = (float)(p1[0] - sx); + fp1[1] = (float)(p1[1] - sy); + len = sqrt(fp1[0] * fp1[0] + fp1[1] * fp1[1]); + fp1[0] /= len; + fp1[1] /= len; + + for (a = 0; a < moves; a++) { + /* second vector */ + fp2[0] = (float)(p2[0] - sx); + fp2[1] = (float)(p2[1] - sy); + len = sqrt(fp2[0] * fp2[0] + fp2[1] * fp2[1]); + fp2[0] /= len; + fp2[1] /= len; + + /* dot and angle and cross */ + dot = fp1[0] * fp2[0] + fp1[1] * fp2[1]; + ang = fabs(saacos(dot)); + + cross = (float)((p1[1] - p2[1]) * (p1[0] - sx) + (p2[0] - p1[0]) * (p1[1] - sy)); + + if (cross < 0.0f) angletot -= ang; + else angletot += ang; + + /* circulate */ + fp1[0] = fp2[0]; fp1[1] = fp2[1]; + p1 = p2; + p2 = mcords[a + 1]; + } + + if (fabs(angletot) > 4.0) return 1; + return 0; +} + +/* edge version for lasso select. we assume boundbox check was done */ +int lasso_inside_edge(int mcords[][2], short moves, int x0, int y0, int x1, int y1) +{ + int v1[2], v2[2]; + int a; + + if (x0 == IS_CLIPPED || x1 == IS_CLIPPED) + return 0; + + v1[0] = x0, v1[1] = y0; + v2[0] = x1, v2[1] = y1; + + /* check points in lasso */ + if (lasso_inside(mcords, moves, v1[0], v1[1])) return 1; + if (lasso_inside(mcords, moves, v2[0], v2[1])) return 1; + + /* no points in lasso, so we have to intersect with lasso edge */ + + if (isect_line_line_v2_int(mcords[0], mcords[moves - 1], v1, v2) > 0) return 1; + for (a = 0; a < moves - 1; a++) { + if (isect_line_line_v2_int(mcords[a], mcords[a + 1], v1, v2) > 0) return 1; + } + + return 0; +} + /* warning; lasso select with backbuffer-check draws in backbuf with persp(PERSP_WIN) * and returns with persp(PERSP_VIEW). After lasso select backbuf is not OK @@ -342,7 +412,7 @@ static void do_lasso_select_pose(ViewContext *vc, Object *ob, int mcords[][2], s mul_v3_m4v3(vec, ob->obmat, pchan->pose_tail); project_int(vc->ar, vec, sco2); - if (BLI_lasso_is_edge_inside(mcords, moves, sco1[0], sco1[1], sco2[0], sco2[1], IS_CLIPPED)) { + if (lasso_inside_edge(mcords, moves, sco1[0], sco1[1], sco2[0], sco2[1])) { if (select) pchan->bone->flag |= BONE_SELECTED; else pchan->bone->flag &= ~BONE_SELECTED; } @@ -371,7 +441,7 @@ static void do_lasso_select_objects(ViewContext *vc, int mcords[][2], short move for (base = vc->scene->base.first; base; base = base->next) { if (BASE_SELECTABLE(vc->v3d, base)) { /* use this to avoid un-needed lasso lookups */ project_short(vc->ar, base->object->obmat[3], &base->sx); - if (BLI_lasso_is_point_inside(mcords, moves, base->sx, base->sy, IS_CLIPPED)) { + if (lasso_inside(mcords, moves, base->sx, base->sy)) { if (select) ED_base_object_select(base, BA_SELECT); else ED_base_object_select(base, BA_DESELECT); @@ -384,13 +454,26 @@ static void do_lasso_select_objects(ViewContext *vc, int mcords[][2], short move } } +static void lasso_select_boundbox(rcti *rect, int mcords[][2], short moves) +{ + short a; + + rect->xmin = rect->xmax = mcords[0][0]; + rect->ymin = rect->ymax = mcords[0][1]; + + for (a = 1; a < moves; a++) { + if (mcords[a][0] < rect->xmin) rect->xmin = mcords[a][0]; + else if (mcords[a][0] > rect->xmax) rect->xmax = mcords[a][0]; + if (mcords[a][1] < rect->ymin) rect->ymin = mcords[a][1]; + else if (mcords[a][1] > rect->ymax) rect->ymax = mcords[a][1]; + } +} + static void do_lasso_select_mesh__doSelectVert(void *userData, BMVert *eve, int x, int y, int UNUSED(index)) { LassoSelectUserData *data = userData; - if (BLI_in_rcti(data->rect, x, y) && - BLI_lasso_is_point_inside(data->mcords, data->moves, x, y, IS_CLIPPED)) - { + if (BLI_in_rcti(data->rect, x, y) && lasso_inside(data->mcords, data->moves, x, y)) { BM_vert_select_set(data->vc->em->bm, eve, data->select); } } @@ -401,15 +484,14 @@ static void do_lasso_select_mesh__doSelectEdge(void *userData, BMEdge *eed, int if (EDBM_backbuf_check(bm_solidoffs + index)) { if (data->pass == 0) { if (edge_fully_inside_rect(data->rect, x0, y0, x1, y1) && - BLI_lasso_is_point_inside(data->mcords, data->moves, x0, y0, IS_CLIPPED) && - BLI_lasso_is_point_inside(data->mcords, data->moves, x1, y1, IS_CLIPPED)) - { + lasso_inside(data->mcords, data->moves, x0, y0) && + lasso_inside(data->mcords, data->moves, x1, y1)) { BM_edge_select_set(data->vc->em->bm, eed, data->select); data->done = 1; } } else { - if (BLI_lasso_is_edge_inside(data->mcords, data->moves, x0, y0, x1, y1, IS_CLIPPED)) { + if (lasso_inside_edge(data->mcords, data->moves, x0, y0, x1, y1)) { BM_edge_select_set(data->vc->em->bm, eed, data->select); } } @@ -419,9 +501,7 @@ static void do_lasso_select_mesh__doSelectFace(void *userData, BMFace *efa, int { LassoSelectUserData *data = userData; - if (BLI_in_rcti(data->rect, x, y) && - BLI_lasso_is_point_inside(data->mcords, data->moves, x, y, IS_CLIPPED)) - { + if (BLI_in_rcti(data->rect, x, y) && lasso_inside(data->mcords, data->moves, x, y)) { BM_face_select_set(data->vc->em->bm, efa, data->select); } } @@ -433,7 +513,7 @@ static void do_lasso_select_mesh(ViewContext *vc, int mcords[][2], short moves, rcti rect; int bbsel; - BLI_lasso_boundbox(&rect, mcords, moves); + lasso_select_boundbox(&rect, mcords, moves); /* set editmesh */ vc->em = BMEdit_FromObject(vc->obedit); @@ -487,13 +567,73 @@ static void do_lasso_select_mesh(ViewContext *vc, int mcords[][2], short moves, EDBM_selectmode_flush(vc->em); } +/* BMESH_TODO */ +#if 0 +/* this is an exception in that its the only lasso that dosnt use the 3d view (uses space image view) */ +static void do_lasso_select_mesh_uv(int mcords[][2], short moves, short select) +{ + EditFace *efa; + MTFace *tf; + int screenUV[2], nverts, i, ok = 1; + rcti rect; + + lasso_select_boundbox(&rect, mcords, moves); + + if (draw_uvs_face_check()) { /* Face Center Sel */ + float cent[2]; + ok = 0; + for (efa = em->faces.first; efa; efa = efa->next) { + /* assume not touched */ + efa->tmp.l = 0; + tf = CustomData_em_get(&em->fdata, efa->data, CD_MTFACE); + if ((select) != (simaFaceSel_Check(efa, tf))) { + uv_center(tf->uv, cent, (void *)efa->v4); + uvco_to_areaco_noclip(cent, screenUV); + if (BLI_in_rcti(&rect, screenUV[0], screenUV[1]) && lasso_inside(mcords, moves, screenUV[0], screenUV[1])) { + efa->tmp.l = ok = 1; + } + } + } + /* (de)selects all tagged faces and deals with sticky modes */ + if (ok) + uvface_setsel__internal(select); + + } + else { /* Vert Sel*/ + for (efa = em->faces.first; efa; efa = efa->next) { + tf = CustomData_em_get(&em->fdata, efa->data, CD_MTFACE); + if (uvedit_face_visible_test(scene, ima, efa, tf)) { + nverts = efa->v4 ? 4 : 3; + for (i = 0; i < nverts; i++) { + if ((select) != (simaUVSel_Check(efa, tf, i))) { + uvco_to_areaco_noclip(tf->uv[i], screenUV); + if (BLI_in_rcti(&rect, screenUV[0], screenUV[1]) && lasso_inside(mcords, moves, screenUV[0], screenUV[1])) { + if (select) { + simaUVSel_Set(efa, tf, i); + } + else { + simaUVSel_UnSet(efa, tf, i); + } + } + } + } + } + } + } + if (ok && G.sima->flag & SI_SYNC_UVSEL) { + if (select) EM_select_flush(vc->em); + else EM_deselect_flush(vc->em); + } +} +#endif + static void do_lasso_select_curve__doSelect(void *userData, Nurb *UNUSED(nu), BPoint *bp, BezTriple *bezt, int beztindex, int x, int y) { LassoSelectUserData *data = userData; Object *obedit = data->vc->obedit; Curve *cu = (Curve *)obedit->data; - if (BLI_lasso_is_point_inside(data->mcords, data->moves, x, y, IS_CLIPPED)) { + if (lasso_inside(data->mcords, data->moves, x, y)) { if (bp) { bp->f1 = data->select ? (bp->f1 | SELECT) : (bp->f1 & ~SELECT); if (bp == cu->lastsel && !(bp->f1 & 1)) cu->lastsel = NULL; @@ -541,7 +681,7 @@ static void do_lasso_select_lattice__doSelect(void *userData, BPoint *bp, int x, { LassoSelectUserData *data = userData; - if (BLI_lasso_is_point_inside(data->mcords, data->moves, x, y, IS_CLIPPED)) { + if (lasso_inside(data->mcords, data->moves, x, y)) { bp->f1 = data->select ? (bp->f1 | SELECT) : (bp->f1 & ~SELECT); } } @@ -582,22 +722,20 @@ static void do_lasso_select_armature(ViewContext *vc, int mcords[][2], short mov project_short(vc->ar, vec, sco2); didpoint = 0; - if (BLI_lasso_is_point_inside(mcords, moves, sco1[0], sco1[1], IS_CLIPPED)) { + if (lasso_inside(mcords, moves, sco1[0], sco1[1])) { if (select) ebone->flag |= BONE_ROOTSEL; else ebone->flag &= ~BONE_ROOTSEL; didpoint = 1; change = TRUE; } - if (BLI_lasso_is_point_inside(mcords, moves, sco2[0], sco2[1], IS_CLIPPED)) { + if (lasso_inside(mcords, moves, sco2[0], sco2[1])) { if (select) ebone->flag |= BONE_TIPSEL; else ebone->flag &= ~BONE_TIPSEL; didpoint = 1; change = TRUE; } /* if one of points selected, we skip the bone itself */ - if (didpoint == 0 && - BLI_lasso_is_edge_inside(mcords, moves, sco1[0], sco1[1], sco2[0], sco2[1], IS_CLIPPED)) - { + if (didpoint == 0 && lasso_inside_edge(mcords, moves, sco1[0], sco1[1], sco2[0], sco2[1])) { if (select) ebone->flag |= BONE_TIPSEL | BONE_ROOTSEL | BONE_SELECTED; else ebone->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL); change = TRUE; @@ -633,7 +771,7 @@ static void do_lasso_select_meta(ViewContext *vc, int mcords[][2], short moves, mul_v3_m4v3(vec, vc->obedit->obmat, &ml->x); project_short(vc->ar, vec, sco); - if (BLI_lasso_is_point_inside(mcords, moves, sco[0], sco[1], IS_CLIPPED)) { + if (lasso_inside(mcords, moves, sco[0], sco[1])) { if (select) ml->flag |= SELECT; else ml->flag &= ~SELECT; } @@ -712,7 +850,7 @@ static void do_lasso_select_paintvert(ViewContext *vc, int mcords[][2], short mo paintvert_deselect_all_visible(ob, SEL_DESELECT, FALSE); /* flush selection at the end */ bm_vertoffs = me->totvert + 1; /* max index array */ - BLI_lasso_boundbox(&rect, mcords, moves); + lasso_select_boundbox(&rect, mcords, moves); EDBM_backbuf_border_mask_init(vc, mcords, moves, rect.xmin, rect.ymin, rect.xmax, rect.ymax); edbm_backbuf_check_and_select_verts_obmode(me, select); @@ -735,7 +873,7 @@ static void do_lasso_select_paintface(ViewContext *vc, int mcords[][2], short mo bm_vertoffs = me->totpoly + 1; /* max index array */ - BLI_lasso_boundbox(&rect, mcords, moves); + lasso_select_boundbox(&rect, mcords, moves); EDBM_backbuf_border_mask_init(vc, mcords, moves, rect.xmin, rect.ymin, rect.xmax, rect.ymax); edbm_backbuf_check_and_select_tfaces(me, select); @@ -755,7 +893,7 @@ static void do_lasso_select_node(int mcords[][2], short moves, short select) short node_cent[2]; float node_centf[2]; - BLI_lasso_boundbox(&rect, mcords, moves); + lasso_select_boundbox(&rect, mcords, moves); /* store selection in temp test flag */ for (node = snode->edittree->nodes.first; node; node = node->next) { @@ -764,7 +902,7 @@ static void do_lasso_select_node(int mcords[][2], short moves, short select) node_centf[1] = (node->totr.ymin + node->totr.ymax) / 2; ipoco_to_areaco_noclip(G.v2d, node_centf, node_cent); - if (BLI_in_rcti(&rect, node_cent[0], node_cent[1]) && BLI_lasso_is_point_inside(mcords, moves, node_cent[0], node_cent[1])) { + if (BLI_in_rcti(&rect, node_cent[0], node_cent[1]) && lasso_inside(mcords, moves, node_cent[0], node_cent[1])) { if (select) { node->flag |= SELECT; } @@ -830,7 +968,7 @@ static int view3d_lasso_select_exec(bContext *C, wmOperator *op) int i = 0; int mcords[1024][2]; - RNA_BEGIN (op->ptr, itemptr, "path") { + RNA_BEGIN(op->ptr, itemptr, "path") { float loc[2]; RNA_float_get_array(&itemptr, "loc", loc); @@ -975,7 +1113,7 @@ static int object_select_menu_exec(bContext *C, wmOperator *op) const char *name = object_mouse_select_menu_data[name_index].idname; if (!extend) { - CTX_DATA_BEGIN (C, Base *, base, selectable_bases) { + CTX_DATA_BEGIN(C, Base *, base, selectable_bases) { if (base->flag & SELECT) { ED_base_object_select(base, BA_DESELECT); changed = 1; @@ -984,7 +1122,7 @@ static int object_select_menu_exec(bContext *C, wmOperator *op) CTX_DATA_END; } - CTX_DATA_BEGIN (C, Base *, base, selectable_bases) { + CTX_DATA_BEGIN(C, Base *, base, selectable_bases) { /* this is a bit dodjy, there should only be ONE object with this name, but library objects can mess this up */ if (strcmp(name, base->object->id.name + 2) == 0) { ED_base_object_activate(C, base); @@ -1051,7 +1189,7 @@ static Base *object_mouse_select_menu(bContext *C, ViewContext *vc, unsigned int short ok; LinkNode *linklist = NULL; - CTX_DATA_BEGIN (C, Base *, base, selectable_bases) { + CTX_DATA_BEGIN(C, Base *, base, selectable_bases) { ok = FALSE; /* two selection methods, the CTRL select uses max dist of 15 */ @@ -1829,7 +1967,7 @@ static int do_object_pose_box_select(bContext *C, ViewContext *vc, rcti *rect, i if (extend == 0 && select) { if (bone_only) { - CTX_DATA_BEGIN (C, bPoseChannel *, pchan, visible_pose_bones) { + CTX_DATA_BEGIN(C, bPoseChannel *, pchan, visible_pose_bones) { if ((pchan->bone->flag & BONE_UNSELECTABLE) == 0) { pchan->bone->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL); } |