Commit: 3aa4a0e787993ddecaff30f36c502af20250837e
Author: Campbell Barton
Date: Sat May 16 12:21:31 2015 +1000
Branches: master
https://developer.blender.org/rB3aa4a0e787993ddecaff30f36c502af20250837e
BMesh: add UV delimit for select-linked, dissolve
===================================================================
M source/blender/bmesh/intern/bmesh_operator_api.h
M source/blender/bmesh/intern/bmesh_queries.c
M source/blender/bmesh/intern/bmesh_queries.h
M source/blender/bmesh/tools/bmesh_decimate.h
M source/blender/bmesh/tools/bmesh_decimate_dissolve.c
M source/blender/editors/mesh/editmesh_select.c
M source/blender/makesrna/intern/rna_mesh.c
===================================================================
diff --git a/source/blender/bmesh/intern/bmesh_operator_api.h
b/source/blender/bmesh/intern/bmesh_operator_api.h
index 917b9a9..3f7fb7b 100644
--- a/source/blender/bmesh/intern/bmesh_operator_api.h
+++ b/source/blender/bmesh/intern/bmesh_operator_api.h
@@ -303,6 +303,7 @@ typedef enum {
BMO_DELIM_MATERIAL = 1 << 1,
BMO_DELIM_SEAM = 1 << 2,
BMO_DELIM_SHARP = 1 << 3,
+ BMO_DELIM_UV = 1 << 4,
} BMO_Delimit;
void BMO_op_flag_enable(BMesh *bm, BMOperator *op, const int op_flag);
diff --git a/source/blender/bmesh/intern/bmesh_queries.c
b/source/blender/bmesh/intern/bmesh_queries.c
index 9bc4502..4fbba5a 100644
--- a/source/blender/bmesh/intern/bmesh_queries.c
+++ b/source/blender/bmesh/intern/bmesh_queries.c
@@ -38,6 +38,8 @@
#include "BLI_linklist.h"
#include "BLI_stackdefines.h"
+#include "BKE_customdata.h"
+
#include "bmesh.h"
#include "intern/bmesh_private.h"
@@ -1039,6 +1041,53 @@ bool BM_edge_is_convex(const BMEdge *e)
return true;
}
+/**
+ * Returms true when loop customdata is contiguous.
+ */
+bool BM_edge_is_contiguous_loop_cd(
+ const BMEdge *e,
+ const int cd_loop_type, const int cd_loop_offset)
+{
+ BLI_assert(cd_loop_offset != -1);
+
+ if (e->l && e->l->radial_next != e->l) {
+ const BMLoop *l_base_v1 = e->l;
+ const BMLoop *l_base_v2 = e->l->next;
+ const void *l_base_cd_v1 = BM_ELEM_CD_GET_VOID_P(l_base_v1,
cd_loop_offset);
+ const void *l_base_cd_v2 = BM_ELEM_CD_GET_VOID_P(l_base_v2,
cd_loop_offset);
+ const BMLoop *l_iter = e->l->radial_next;
+ do {
+ const BMLoop *l_iter_v1;
+ const BMLoop *l_iter_v2;
+ const void *l_iter_cd_v1;
+ const void *l_iter_cd_v2;
+
+ if (l_iter->v == l_base_v1->v) {
+ l_iter_v1 = l_iter;
+ l_iter_v2 = l_iter->next;
+ }
+ else {
+ l_iter_v1 = l_iter->next;
+ l_iter_v2 = l_iter;
+ }
+ BLI_assert((l_iter_v1->v == l_base_v1->v) &&
+ (l_iter_v2->v == l_base_v2->v));
+
+ l_iter_cd_v1 = BM_ELEM_CD_GET_VOID_P(l_iter_v1,
cd_loop_offset);
+ l_iter_cd_v2 = BM_ELEM_CD_GET_VOID_P(l_iter_v2,
cd_loop_offset);
+
+
+ if ((CustomData_data_equals(cd_loop_type, l_base_cd_v1,
l_iter_cd_v1) == 0) ||
+ (CustomData_data_equals(cd_loop_type, l_base_cd_v2,
l_iter_cd_v2) == 0))
+ {
+ return false;
+ }
+
+ } while ((l_iter = l_iter->radial_next) != e->l);
+ }
+ return true;
+}
+
bool BM_vert_is_boundary(const BMVert *v)
{
if (v->e) {
diff --git a/source/blender/bmesh/intern/bmesh_queries.h
b/source/blender/bmesh/intern/bmesh_queries.h
index f0a348d..d66bd00 100644
--- a/source/blender/bmesh/intern/bmesh_queries.h
+++ b/source/blender/bmesh/intern/bmesh_queries.h
@@ -91,6 +91,10 @@ bool BM_vert_is_boundary(const BMVert *v)
ATTR_WARN_UNUSED_RESULT ATTR_NONNUL
BLI_INLINE bool BM_edge_is_boundary(const BMEdge *e)
ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
BLI_INLINE bool BM_edge_is_contiguous(const BMEdge *e)
ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
bool BM_edge_is_convex(const BMEdge *e) ATTR_WARN_UNUSED_RESULT
ATTR_NONNULL();
+bool BM_edge_is_contiguous_loop_cd(
+ const BMEdge *e,
+ const int cd_loop_type, const int cd_loop_offset)
+ ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
int BM_loop_region_loops_count_ex(BMLoop *l, int *r_loop_total)
ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1);
int BM_loop_region_loops_count(BMLoop *l) ATTR_WARN_UNUSED_RESULT
ATTR_NONNULL(1);
diff --git a/source/blender/bmesh/tools/bmesh_decimate.h
b/source/blender/bmesh/tools/bmesh_decimate.h
index 1efa829..17b55be 100644
--- a/source/blender/bmesh/tools/bmesh_decimate.h
+++ b/source/blender/bmesh/tools/bmesh_decimate.h
@@ -34,7 +34,7 @@ void BM_mesh_decimate_unsubdivide(BMesh *bm, const int
iterations);
void BM_mesh_decimate_dissolve_ex(
BMesh *bm, const float angle_limit, const bool do_dissolve_boundaries,
- const BMO_Delimit delimit,
+ BMO_Delimit delimit,
BMVert **vinput_arr, const int vinput_len,
BMEdge **einput_arr, const int einput_len,
const short oflag_out);
diff --git a/source/blender/bmesh/tools/bmesh_decimate_dissolve.c
b/source/blender/bmesh/tools/bmesh_decimate_dissolve.c
index 8a14291..986e464 100644
--- a/source/blender/bmesh/tools/bmesh_decimate_dissolve.c
+++ b/source/blender/bmesh/tools/bmesh_decimate_dissolve.c
@@ -32,6 +32,8 @@
#include "BLI_math.h"
#include "BLI_heap.h"
+#include "BKE_customdata.h"
+
#include "bmesh.h"
#include "bmesh_decimate.h" /* own include */
@@ -59,7 +61,32 @@ static float bm_vert_edge_face_angle(BMVert *v)
#undef ANGLE_TO_UNIT
}
-static float bm_edge_calc_dissolve_error(const BMEdge *e, const BMO_Delimit
delimit)
+struct DelimitData {
+ int cd_loop_type;
+ int cd_loop_size;
+ int cd_loop_offset;
+ int cd_loop_offset_end;
+};
+
+static bool bm_edge_is_contiguous_loop_cd_all(
+ const BMEdge *e, const struct DelimitData *delimit_data)
+{
+ int cd_loop_offset;
+ for (cd_loop_offset = delimit_data->cd_loop_offset;
+ cd_loop_offset < delimit_data->cd_loop_offset_end;
+ cd_loop_offset += delimit_data->cd_loop_size)
+ {
+ if (BM_edge_is_contiguous_loop_cd(e,
delimit_data->cd_loop_type, cd_loop_offset) == false) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+static float bm_edge_calc_dissolve_error(
+ const BMEdge *e, const BMO_Delimit delimit,
+ const struct DelimitData *delimit_data)
{
const bool is_contig = BM_edge_is_contiguous(e);
float angle;
@@ -92,6 +119,11 @@ static float bm_edge_calc_dissolve_error(const BMEdge *e,
const BMO_Delimit deli
goto fail;
}
+ if ((delimit & BMO_DELIM_UV) &&
+ (bm_edge_is_contiguous_loop_cd_all(e, delimit_data) == 0)) {
+ goto fail;
+ }
+
angle = BM_edge_calc_face_angle(e);
if (is_contig == false) {
angle = (float)M_PI - angle;
@@ -106,16 +138,30 @@ fail:
void BM_mesh_decimate_dissolve_ex(
BMesh *bm, const float angle_limit, const bool do_dissolve_boundaries,
- const BMO_Delimit delimit,
+ BMO_Delimit delimit,
BMVert **vinput_arr, const int vinput_len,
BMEdge **einput_arr, const int einput_len,
const short oflag_out)
{
+ struct DelimitData delimit_data = {0};
const int eheap_table_len = do_dissolve_boundaries ? einput_len :
max_ii(einput_len, vinput_len);
void *_heap_table = MEM_mallocN(sizeof(HeapNode *) * eheap_table_len,
__func__);
int i;
+ if (delimit & BMO_DELIM_UV) {
+ const int layer_len = CustomData_number_of_layers(&bm->ldata,
CD_MLOOPUV);
+ if (layer_len == 0) {
+ delimit &= ~BMO_DELIM_UV;
+ }
+ else {
+ delimit_data.cd_loop_type = CD_MLOOPUV;
+ delimit_data.cd_loop_size =
CustomData_sizeof(delimit_data.cd_loop_type);
+ delimit_data.cd_loop_offset =
CustomData_get_n_offset(&bm->ldata, CD_MLOOPUV, 0);
+ delimit_data.cd_loop_offset_end =
delimit_data.cd_loop_size * layer_len;
+ }
+ }
+
/* --- first edges --- */
if (1) {
BMEdge **earray;
@@ -140,7 +186,7 @@ void BM_mesh_decimate_dissolve_ex(
/* build heap */
for (i = 0; i < einput_len; i++) {
BMEdge *e = einput_arr[i];
- const float cost = bm_edge_calc_dissolve_error(e,
delimit);
+ const float cost = bm_edge_calc_dissolve_error(e,
delimit, &delimit_data);
eheap_table[i] = BLI_heap_insert(eheap, cost, e);
BM_elem_index_set(e, i); /* set dirty */
}
@@ -176,7 +222,7 @@ void BM_mesh_decimate_dissolve_ex(
do {
const int j =
BM_elem_index_get(l_iter->e);
if (j != -1 && eheap_table[j]) {
- const float cost =
bm_edge_calc_dissolve_error(l_iter->e, delimit);
+ const float cost =
bm_edge_calc_dissolve_error(l_iter->e, delimit, &delimit_data);
BLI_heap_remove(eheap,
eheap_table[j]);
eheap_table[j] =
BLI_heap_insert(eheap, cost, l_iter->e);
}
diff --git a/source/blender/editors/mesh/editmesh_select.c
b/source/blender/editors/mesh/editmesh_select.c
index bf32008..4abd0df 100644
--- a/source/blender/editors/mesh/editmesh_select.c
+++ b/source/blender/editors/mesh/editmesh_select.c
@@ -2336,6 +2336,11 @@ bool EDBM_select_interior_faces(BMEditMesh *em)
/************************ Select Linked Operator *************************/
+struct DelimitData {
+ int cd_loop_type;
+ int cd_loop_offset;
+};
+
static void select_linked_delimit_default(bContext *C, wmOperator *op)
{
PropertyRNA *prop = RNA_struct_find_property(op->ptr, "delimit");
@@ -2353,7 +2358,9 @@ static void select_linked_delimit_default(bContext *C,
wmOperator *op)
}
-static bool select_linked_delimit_test(BMEdge *e, int delimit)
+static bool select_linked_delimit_test(
+ BMEdge *e, int delimit,
+ const struct DelimitData *delimit_data)
{
BLI_assert(delimit);
@@ -2387,22 +2394,38 @@ static bool select_linked_delimit_test(BMEdge *e, int
delimit)
}
}
+ if (delimit & BMO_DELIM_UV) {
+ if (BM_edge_is_contiguous_loop_cd(e,
delimit_data->cd_loop_type, delimit_data->cd_loop_offset) == 0) {
+ return true;
+ }
+ }
+
return false;
}
-static void select_linked_delimit_begin(BMEditMesh *em, const int delimit)
+static void select_linked_delimit_begin(BMEditMesh *em, int delimit)
{
+ struct DelimitData delimit_data = {0};
+
BMesh *bm = em->bm;
BMIter iter;
BMEdge *e;
+ if (delimit & BMO_DELIM_UV) {
+ delimit_data.cd_loop_type = CD_MLOOPUV;
+ delimit_data.cd_loop_offset = CustomData_get_offset(&bm->ldata,
delimit_data.cd_loop_type);
+ if (delimit_data.cd_loop_offset == -1) {
+ delimit &= ~BMO_DELIM_UV;
+ }
+ }
+
/* grr, shouldn't need to alloc BMO flags here */
BM_mesh_elem_toolflags_ensure(bm);
if (em->selectmode == SCE_SELECT_FACE) {
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
const bool is_walk_ok = (
- (select_linked_delimit_test(e, delimit) ==
false));
+ (select_linked_delimit_test(e, delimit,
&delimit_data) == false));
BMO_elem_flag_set(bm, e, BMO_ELE_TAG, is_walk_ok);
}
@@ -2412,7 +2435,7 @@ static void select_linked_delimit_begin(BMEditMesh *em,
const int delimit)
BM_ITER_MESH (e, &iter, bm, BM_EDGES_OF_MESH) {
const bool is_walk_ok = (
BM_elem_flag_test(e, BM_ELEM_SELECT) ||
- (select_linked_delimit_test(e, delimit) ==
false));
+ (select_linked_delimit_test(e, delimit,
&delimit_data) == false));
BMO_elem_fl
@@ Diff output truncated at 10240 characters. @@
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