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Differential D6513 Diff 20646 source/blender/editors/mesh/editmesh_mask_extract.c

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source/blender/editors/mesh/editmesh_mask_extract.c

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static int paint_mask_extract_exec(bContext *C, wmOperator *op) static int paint_mask_extract_exec(bContext *C, wmOperator *op)
{ {
struct Main *bmain = CTX_data_main(C); struct Main *bmain = CTX_data_main(C);
Object *ob = CTX_data_active_object(C); Object *ob = CTX_data_active_object(C);
View3D *v3d = CTX_wm_view3d(C); View3D *v3d = CTX_wm_view3d(C);
Scene *scene = CTX_data_scene(C); Scene *scene = CTX_data_scene(C);
BKE_sculpt_mask_layers_ensure(ob, NULL);
Mesh *mesh = ob->data; Mesh *mesh = ob->data;
Mesh *new_mesh = BKE_mesh_copy(bmain, mesh); Mesh *new_mesh = BKE_mesh_copy(bmain, mesh);
const BMAllocTemplate allocsize = BMALLOC_TEMPLATE_FROM_ME(new_mesh); const BMAllocTemplate allocsize = BMALLOC_TEMPLATE_FROM_ME(new_mesh);
BMesh *bm; BMesh *bm;
bm = BM_mesh_create(&allocsize, bm = BM_mesh_create(&allocsize,
&((struct BMeshCreateParams){ &((struct BMeshCreateParams){
.use_toolflags = true, .use_toolflags = true,
})); }));
BM_mesh_bm_from_me(bm, BM_mesh_bm_from_me(bm,
new_mesh, new_mesh,
(&(struct BMeshFromMeshParams){ (&(struct BMeshFromMeshParams){
.calc_face_normal = true, .calc_face_normal = true,
})); }));
BMEditMesh *em = BKE_editmesh_create(bm, false); BMEditMesh *em = BKE_editmesh_create(bm, false);
BMVert *v; BMVert *v;
BMEdge *ed; BMEdge *ed;
BMFace *f; BMFace *f;
BMIter iter; BMIter iter;
BMIter face_iter; BMIter face_iter;
/* Delete all unmasked faces */ /* Delete all unmasked faces */
const int cd_vert_mask_offset = CustomData_get_offset(&bm->vdata, CD_PAINT_MASK);
BLI_assert(cd_vert_mask_offset != -1);
BM_mesh_elem_hflag_disable_all(bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false); BM_mesh_elem_hflag_disable_all(bm, BM_VERT | BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
const int cd_vert_mask_offset = CustomData_get_offset(&bm->vdata, CD_PAINT_MASK);
float mask_threshold = RNA_float_get(op->ptr, "mask_threshold"); float mask_threshold = RNA_float_get(op->ptr, "mask_threshold");
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) { BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
bool keep_face = true; bool keep_face = true;
BM_ITER_ELEM (v, &face_iter, f, BM_VERTS_OF_FACE) { BM_ITER_ELEM (v, &face_iter, f, BM_VERTS_OF_FACE) {
const float mask = BM_ELEM_CD_GET_FLOAT(v, cd_vert_mask_offset); const float mask = BM_ELEM_CD_GET_FLOAT(v, cd_vert_mask_offset);
if (mask < mask_threshold) { if (mask < mask_threshold) {
keep_face = false; keep_face = false;
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} }
static int paint_mask_slice_exec(bContext *C, wmOperator *op) static int paint_mask_slice_exec(bContext *C, wmOperator *op)
{ {
struct Main *bmain = CTX_data_main(C); struct Main *bmain = CTX_data_main(C);
Object *ob = CTX_data_active_object(C); Object *ob = CTX_data_active_object(C);
View3D *v3d = CTX_wm_view3d(C); View3D *v3d = CTX_wm_view3d(C);
BKE_sculpt_mask_layers_ensure(ob, NULL);
Mesh *mesh = ob->data; Mesh *mesh = ob->data;
Mesh *new_mesh = BKE_mesh_copy(bmain, mesh); Mesh *new_mesh = BKE_mesh_copy(bmain, mesh);
if (ob->mode == OB_MODE_SCULPT) { if (ob->mode == OB_MODE_SCULPT) {
ED_sculpt_undo_geometry_begin(ob, "mask slice"); ED_sculpt_undo_geometry_begin(ob, "mask slice");
} }
BMesh *bm; BMesh *bm;
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