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path: root/source/blender/editors/mesh/editmesh_rip_edge.c
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Diffstat (limited to 'source/blender/editors/mesh/editmesh_rip_edge.c')
-rw-r--r--source/blender/editors/mesh/editmesh_rip_edge.c348
1 files changed, 173 insertions, 175 deletions
diff --git a/source/blender/editors/mesh/editmesh_rip_edge.c b/source/blender/editors/mesh/editmesh_rip_edge.c
index e449f96bc05..e2b77d8c83b 100644
--- a/source/blender/editors/mesh/editmesh_rip_edge.c
+++ b/source/blender/editors/mesh/editmesh_rip_edge.c
@@ -40,213 +40,211 @@
#include "bmesh.h"
-#include "mesh_intern.h" /* own include */
+#include "mesh_intern.h" /* own include */
/* uses total number of selected edges around a vertex to choose how to extend */
#define USE_TRICKY_EXTEND
static int edbm_rip_edge_invoke(bContext *C, wmOperator *UNUSED(op), const wmEvent *event)
{
- ARegion *ar = CTX_wm_region(C);
- RegionView3D *rv3d = CTX_wm_region_view3d(C);
- ViewLayer *view_layer = CTX_data_view_layer(C);
- uint objects_len = 0;
- Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, CTX_wm_view3d(C), &objects_len);
-
- for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
- Object *obedit = objects[ob_index];
- BMEditMesh *em = BKE_editmesh_from_object(obedit);
- BMesh *bm = em->bm;
-
- BMIter viter;
- BMVert *v;
- const float mval_fl[2] = { UNPACK2(event->mval) };
- float cent_sco[2];
- int cent_tot;
- bool changed = false;
-
- /* mouse direction to view center */
- float mval_dir[2];
-
- float projectMat[4][4];
-
- if (bm->totvertsel == 0)
- continue;
-
- ED_view3d_ob_project_mat_get(rv3d, obedit, projectMat);
-
- zero_v2(cent_sco);
- cent_tot = 0;
-
- /* clear tags and calc screen center */
- BM_ITER_MESH(v, &viter, bm, BM_VERTS_OF_MESH) {
- BM_elem_flag_disable(v, BM_ELEM_TAG);
-
- if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
- float v_sco[2];
- ED_view3d_project_float_v2_m4(ar, v->co, v_sco, projectMat);
-
- add_v2_v2(cent_sco, v_sco);
- cent_tot += 1;
- }
- }
- mul_v2_fl(cent_sco, 1.0f / (float)cent_tot);
-
- /* not essential, but gives more expected results with edge selection */
- if (bm->totedgesel) {
- /* angle against center can give odd result,
- * try re-position the center to the closest edge */
- BMIter eiter;
- BMEdge *e;
- float dist_sq_best = len_squared_v2v2(cent_sco, mval_fl);
-
- BM_ITER_MESH(e, &eiter, bm, BM_EDGES_OF_MESH) {
- if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
- float e_sco[2][2];
- float cent_sco_test[2];
- float dist_sq_test;
-
- ED_view3d_project_float_v2_m4(ar, e->v1->co, e_sco[0], projectMat);
- ED_view3d_project_float_v2_m4(ar, e->v2->co, e_sco[1], projectMat);
-
- closest_to_line_segment_v2(cent_sco_test, mval_fl, e_sco[0], e_sco[1]);
- dist_sq_test = len_squared_v2v2(cent_sco_test, mval_fl);
- if (dist_sq_test < dist_sq_best) {
- dist_sq_best = dist_sq_test;
-
- /* we have a new screen center */
- copy_v2_v2(cent_sco, cent_sco_test);
- }
- }
- }
- }
-
- sub_v2_v2v2(mval_dir, mval_fl, cent_sco);
- normalize_v2(mval_dir);
-
- /* operate on selected verts */
- BM_ITER_MESH(v, &viter, bm, BM_VERTS_OF_MESH) {
- BMIter eiter;
- BMEdge *e;
- float v_sco[2];
-
- if (BM_elem_flag_test(v, BM_ELEM_SELECT) &&
- BM_elem_flag_test(v, BM_ELEM_TAG) == false)
- {
- /* Rules for */
- float angle_best = FLT_MAX;
- BMEdge *e_best = NULL;
+ ARegion *ar = CTX_wm_region(C);
+ RegionView3D *rv3d = CTX_wm_region_view3d(C);
+ ViewLayer *view_layer = CTX_data_view_layer(C);
+ uint objects_len = 0;
+ Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(
+ view_layer, CTX_wm_view3d(C), &objects_len);
+
+ for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
+ Object *obedit = objects[ob_index];
+ BMEditMesh *em = BKE_editmesh_from_object(obedit);
+ BMesh *bm = em->bm;
+
+ BMIter viter;
+ BMVert *v;
+ const float mval_fl[2] = {UNPACK2(event->mval)};
+ float cent_sco[2];
+ int cent_tot;
+ bool changed = false;
+
+ /* mouse direction to view center */
+ float mval_dir[2];
+
+ float projectMat[4][4];
+
+ if (bm->totvertsel == 0)
+ continue;
+
+ ED_view3d_ob_project_mat_get(rv3d, obedit, projectMat);
+
+ zero_v2(cent_sco);
+ cent_tot = 0;
+
+ /* clear tags and calc screen center */
+ BM_ITER_MESH (v, &viter, bm, BM_VERTS_OF_MESH) {
+ BM_elem_flag_disable(v, BM_ELEM_TAG);
+
+ if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
+ float v_sco[2];
+ ED_view3d_project_float_v2_m4(ar, v->co, v_sco, projectMat);
+
+ add_v2_v2(cent_sco, v_sco);
+ cent_tot += 1;
+ }
+ }
+ mul_v2_fl(cent_sco, 1.0f / (float)cent_tot);
+
+ /* not essential, but gives more expected results with edge selection */
+ if (bm->totedgesel) {
+ /* angle against center can give odd result,
+ * try re-position the center to the closest edge */
+ BMIter eiter;
+ BMEdge *e;
+ float dist_sq_best = len_squared_v2v2(cent_sco, mval_fl);
+
+ BM_ITER_MESH (e, &eiter, bm, BM_EDGES_OF_MESH) {
+ if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
+ float e_sco[2][2];
+ float cent_sco_test[2];
+ float dist_sq_test;
+
+ ED_view3d_project_float_v2_m4(ar, e->v1->co, e_sco[0], projectMat);
+ ED_view3d_project_float_v2_m4(ar, e->v2->co, e_sco[1], projectMat);
+
+ closest_to_line_segment_v2(cent_sco_test, mval_fl, e_sco[0], e_sco[1]);
+ dist_sq_test = len_squared_v2v2(cent_sco_test, mval_fl);
+ if (dist_sq_test < dist_sq_best) {
+ dist_sq_best = dist_sq_test;
+
+ /* we have a new screen center */
+ copy_v2_v2(cent_sco, cent_sco_test);
+ }
+ }
+ }
+ }
+
+ sub_v2_v2v2(mval_dir, mval_fl, cent_sco);
+ normalize_v2(mval_dir);
+
+ /* operate on selected verts */
+ BM_ITER_MESH (v, &viter, bm, BM_VERTS_OF_MESH) {
+ BMIter eiter;
+ BMEdge *e;
+ float v_sco[2];
+
+ if (BM_elem_flag_test(v, BM_ELEM_SELECT) && BM_elem_flag_test(v, BM_ELEM_TAG) == false) {
+ /* Rules for */
+ float angle_best = FLT_MAX;
+ BMEdge *e_best = NULL;
#ifdef USE_TRICKY_EXTEND
- /* first check if we can select the edge to split based on selection-only */
- int tot_sel = 0, tot = 0;
-
- BM_ITER_ELEM(e, &eiter, v, BM_EDGES_OF_VERT) {
- if (!BM_elem_flag_test(e, BM_ELEM_HIDDEN)) {
- if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
- e_best = e;
- tot_sel += 1;
- }
- tot += 1;
- }
- }
- if (tot_sel != 1) {
- e_best = NULL;
- }
-
- /* only one edge selected, operate on that */
- if (e_best) {
- goto found_edge;
- }
- /* none selected, fall through and find one */
- else if (tot_sel == 0) {
- /* pass */
- }
- /* selection not 0 or 1, do nothing */
- else {
- goto found_edge;
- }
+ /* first check if we can select the edge to split based on selection-only */
+ int tot_sel = 0, tot = 0;
+
+ BM_ITER_ELEM (e, &eiter, v, BM_EDGES_OF_VERT) {
+ if (!BM_elem_flag_test(e, BM_ELEM_HIDDEN)) {
+ if (BM_elem_flag_test(e, BM_ELEM_SELECT)) {
+ e_best = e;
+ tot_sel += 1;
+ }
+ tot += 1;
+ }
+ }
+ if (tot_sel != 1) {
+ e_best = NULL;
+ }
+
+ /* only one edge selected, operate on that */
+ if (e_best) {
+ goto found_edge;
+ }
+ /* none selected, fall through and find one */
+ else if (tot_sel == 0) {
+ /* pass */
+ }
+ /* selection not 0 or 1, do nothing */
+ else {
+ goto found_edge;
+ }
#endif
- ED_view3d_project_float_v2_m4(ar, v->co, v_sco, projectMat);
+ ED_view3d_project_float_v2_m4(ar, v->co, v_sco, projectMat);
- BM_ITER_ELEM(e, &eiter, v, BM_EDGES_OF_VERT) {
- if (!BM_elem_flag_test(e, BM_ELEM_HIDDEN)) {
- BMVert *v_other = BM_edge_other_vert(e, v);
- float v_other_sco[2];
- float angle_test;
+ BM_ITER_ELEM (e, &eiter, v, BM_EDGES_OF_VERT) {
+ if (!BM_elem_flag_test(e, BM_ELEM_HIDDEN)) {
+ BMVert *v_other = BM_edge_other_vert(e, v);
+ float v_other_sco[2];
+ float angle_test;
- ED_view3d_project_float_v2_m4(ar, v_other->co, v_other_sco, projectMat);
+ ED_view3d_project_float_v2_m4(ar, v_other->co, v_other_sco, projectMat);
- /* avoid comparing with view-axis aligned edges (less than a pixel) */
- if (len_squared_v2v2(v_sco, v_other_sco) > 1.0f) {
- float v_dir[2];
+ /* avoid comparing with view-axis aligned edges (less than a pixel) */
+ if (len_squared_v2v2(v_sco, v_other_sco) > 1.0f) {
+ float v_dir[2];
- sub_v2_v2v2(v_dir, v_other_sco, v_sco);
- normalize_v2(v_dir);
+ sub_v2_v2v2(v_dir, v_other_sco, v_sco);
+ normalize_v2(v_dir);
- angle_test = angle_normalized_v2v2(mval_dir, v_dir);
+ angle_test = angle_normalized_v2v2(mval_dir, v_dir);
- if (angle_test < angle_best) {
- angle_best = angle_test;
- e_best = e;
- }
- }
- }
- }
+ if (angle_test < angle_best) {
+ angle_best = angle_test;
+ e_best = e;
+ }
+ }
+ }
+ }
#ifdef USE_TRICKY_EXTEND
-found_edge :
+ found_edge:
#endif
- if (e_best) {
- const bool e_select = BM_elem_flag_test_bool(e_best, BM_ELEM_SELECT);
- BMVert *v_new;
- BMEdge *e_new;
+ if (e_best) {
+ const bool e_select = BM_elem_flag_test_bool(e_best, BM_ELEM_SELECT);
+ BMVert *v_new;
+ BMEdge *e_new;
- v_new = BM_edge_split(bm, e_best, v, &e_new, 0.0f);
+ v_new = BM_edge_split(bm, e_best, v, &e_new, 0.0f);
- BM_vert_select_set(bm, v, false);
- BM_edge_select_set(bm, e_new, false);
+ BM_vert_select_set(bm, v, false);
+ BM_edge_select_set(bm, e_new, false);
- BM_vert_select_set(bm, v_new, true);
- if (e_select) {
- BM_edge_select_set(bm, e_best, true);
- }
- BM_elem_flag_enable(v_new, BM_ELEM_TAG); /* prevent further splitting */
+ BM_vert_select_set(bm, v_new, true);
+ if (e_select) {
+ BM_edge_select_set(bm, e_best, true);
+ }
+ BM_elem_flag_enable(v_new, BM_ELEM_TAG); /* prevent further splitting */
- changed = true;
- }
- }
- }
+ changed = true;
+ }
+ }
+ }
- if (changed) {
- BM_select_history_clear(bm);
+ if (changed) {
+ BM_select_history_clear(bm);
- BM_mesh_select_mode_flush(bm);
+ BM_mesh_select_mode_flush(bm);
- EDBM_update_generic(em, true, true);
- }
- }
+ EDBM_update_generic(em, true, true);
+ }
+ }
- MEM_freeN(objects);
+ MEM_freeN(objects);
- return OPERATOR_FINISHED;
+ return OPERATOR_FINISHED;
}
-
void MESH_OT_rip_edge(wmOperatorType *ot)
{
- /* identifiers */
- ot->name = "Extend Vertices";
- ot->idname = "MESH_OT_rip_edge";
- ot->description = "Extend vertices along the edge closest to the cursor";
+ /* identifiers */
+ ot->name = "Extend Vertices";
+ ot->idname = "MESH_OT_rip_edge";
+ ot->description = "Extend vertices along the edge closest to the cursor";
- /* api callbacks */
- ot->invoke = edbm_rip_edge_invoke;
- ot->poll = EDBM_view3d_poll;
+ /* api callbacks */
+ ot->invoke = edbm_rip_edge_invoke;
+ ot->poll = EDBM_view3d_poll;
- /* flags */
- ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
+ /* flags */
+ ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
- /* to give to transform */
- Transform_Properties(ot, P_PROPORTIONAL | P_MIRROR_DUMMY);
+ /* to give to transform */
+ Transform_Properties(ot, P_PROPORTIONAL | P_MIRROR_DUMMY);
}
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