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Differential D4350 Diff 14205 source/blender/editors/mesh/meshtools.c

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source/blender/editors/mesh/meshtools.c

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/* returns 0 if not found, otherwise 1 */ /* returns 0 if not found, otherwise 1 */
/** /**
* Face selection in object mode, * Face selection in object mode,
* currently only weight-paint and vertex-paint use this. * currently only weight-paint and vertex-paint use this.
* *
* \return boolean true == Found * \return boolean true == Found
*/ */
bool ED_mesh_pick_face(bContext *C, Object *ob, const int mval[2], unsigned int *index, int size) bool ED_mesh_pick_face(bContext *C, Object *ob, const int mval[2], unsigned int *index, int dist_px)
{ {
ViewContext vc; ViewContext vc;
Mesh *me = ob->data; Mesh *me = ob->data;
BLI_assert(me && GS(me->id.name) == ID_ME); BLI_assert(me && GS(me->id.name) == ID_ME);
if (!me || me->totpoly == 0) if (!me || me->totpoly == 0)
return false; return false;
ED_view3d_viewcontext_init(C, &vc); ED_view3d_viewcontext_init(C, &vc);
if (size) { if (dist_px) {
/* sample rect to increase chances of selecting, so that when clicking /* sample rect to increase chances of selecting, so that when clicking
* on an edge in the backbuf, we can still select a face */ * on an edge in the backbuf, we can still select a face */
float dummy_dist; ED_view3d_select_id_validate(&vc);
*index = ED_view3d_backbuf_sample_rect(&vc, mval, size, 1, me->totpoly + 1, &dummy_dist);
*index = ED_view3d_select_id_read_nearest(
&vc, mval, 1, me->totpoly + 1, &dist_px);
} }
else { else {
/* sample only on the exact position */ /* sample only on the exact position */
*index = ED_view3d_backbuf_sample(&vc, mval[0], mval[1]); *index = ED_view3d_select_id_sample(&vc, mval[0], mval[1]);
} }
if ((*index) == 0 || (*index) > (unsigned int)me->totpoly) if ((*index) == 0 || (*index) > (unsigned int)me->totpoly)
return false; return false;
(*index)--; (*index)--;
return true; return true;
} }
static void ed_mesh_pick_face_vert__mpoly_find( static void ed_mesh_pick_face_vert__mpoly_find(
/* context */ /* context */
struct ARegion *ar, const float mval[2], struct ARegion *ar, const float mval[2],
/* mesh data (evaluated) */ /* mesh data (evaluated) */
const MPoly *mp, const MPoly *mp,
const MVert *mvert, const MLoop *mloop, const MVert *mvert, const MLoop *mloop,
/* return values */ /* return values */
float *r_len_best, int *r_v_idx_best) float *r_len_best, int *r_v_idx_best)
Show All 12 Lines if (ED_view3d_project_float_object(ar, co, sco, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) {
} }
} }
} }
} }
/** /**
* Use when the back buffer stores face index values. but we want a vert. * Use when the back buffer stores face index values. but we want a vert.
* This gets the face then finds the closest vertex to mval. * This gets the face then finds the closest vertex to mval.
*/ */
bool ED_mesh_pick_face_vert(bContext *C, Object *ob, const int mval[2], unsigned int *index, int size) bool ED_mesh_pick_face_vert(bContext *C, Object *ob, const int mval[2], unsigned int *index, int dist_px)
{ {
Depsgraph *depsgraph = CTX_data_depsgraph(C); Depsgraph *depsgraph = CTX_data_depsgraph(C);
unsigned int poly_index; unsigned int poly_index;
Mesh *me = ob->data; Mesh *me = ob->data;
BLI_assert(me && GS(me->id.name) == ID_ME); BLI_assert(me && GS(me->id.name) == ID_ME);
if (ED_mesh_pick_face(C, ob, mval, &poly_index, size)) { if (ED_mesh_pick_face(C, ob, mval, &poly_index, dist_px)) {
Scene *scene_eval = DEG_get_evaluated_scene(depsgraph); Scene *scene_eval = DEG_get_evaluated_scene(depsgraph);
Object *ob_eval = DEG_get_evaluated_object(depsgraph, ob); Object *ob_eval = DEG_get_evaluated_object(depsgraph, ob);
struct ARegion *ar = CTX_wm_region(C); struct ARegion *ar = CTX_wm_region(C);
/* derived mesh to find deformed locations */ /* derived mesh to find deformed locations */
Mesh *me_eval = mesh_get_eval_final(depsgraph, scene_eval, ob_eval, &CD_MASK_BAREMESH_ORIGINDEX); Mesh *me_eval = mesh_get_eval_final(depsgraph, scene_eval, ob_eval, &CD_MASK_BAREMESH_ORIGINDEX);
int v_idx_best = ORIGINDEX_NONE; int v_idx_best = ORIGINDEX_NONE;
▲ Show 20 Lines • Show All 83 Lines • ▼ Show 20 Lines if (ED_view3d_project_float_object(data->ar, co, sco, V3D_PROJ_TEST_CLIP_DEFAULT) == V3D_PROJ_RET_OK) {
const float len = len_manhattan_v2v2(data->mval_f, sco); const float len = len_manhattan_v2v2(data->mval_f, sco);
if (len < data->len_best) { if (len < data->len_best) {
data->len_best = len; data->len_best = len;
data->v_idx_best = index; data->v_idx_best = index;
} }
} }
} }
} }
bool ED_mesh_pick_vert(bContext *C, Object *ob, const int mval[2], unsigned int *index, int size, bool use_zbuf) bool ED_mesh_pick_vert(bContext *C, Object *ob, const int mval[2], unsigned int *index, int dist_px, bool use_zbuf)
{ {
ViewContext vc; ViewContext vc;
Mesh *me = ob->data; Mesh *me = ob->data;
BLI_assert(me && GS(me->id.name) == ID_ME); BLI_assert(me && GS(me->id.name) == ID_ME);
if (!me || me->totvert == 0) if (!me || me->totvert == 0)
return false; return false;
ED_view3d_viewcontext_init(C, &vc); ED_view3d_viewcontext_init(C, &vc);
if (use_zbuf) { if (use_zbuf) {
if (size > 0) { if (dist_px > 0) {
/* sample rect to increase chances of selecting, so that when clicking /* sample rect to increase chances of selecting, so that when clicking
* on an face in the backbuf, we can still select a vert */ * on an face in the backbuf, we can still select a vert */
float dummy_dist; ED_view3d_select_id_validate(&vc);
*index = ED_view3d_backbuf_sample_rect(&vc, mval, size, 1, me->totvert + 1, &dummy_dist);
*index = ED_view3d_select_id_read_nearest(
&vc, mval, 1, me->totvert + 1, &dist_px);
} }
else { else {
/* sample only on the exact position */ /* sample only on the exact position */
*index = ED_view3d_backbuf_sample(&vc, mval[0], mval[1]); *index = ED_view3d_select_id_sample(&vc, mval[0], mval[1]);
} }
if ((*index) == 0 || (*index) > (unsigned int)me->totvert) if ((*index) == 0 || (*index) > (unsigned int)me->totvert)
return false; return false;
(*index)--; (*index)--;
} }
else { else {
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