static int face_select_inverse_exec(bContext *C, wmOperator *UNUSED(op))
{
Object *ob= CTX_data_active_object(C);
paintface_deselect_all_visible(ob, SEL_INVERT, TRUE);
ED_region_tag_redraw(CTX_wm_region(C));
return OPERATOR_FINISHED;
}
static int face_select_all_exec(bContext *C, wmOperator *op)
{
Object *ob = CTX_data_active_object(C);
paintface_deselect_all_visible(ob, RNA_enum_get(op->ptr, "action"), true);
ED_region_tag_redraw(CTX_wm_region(C));
return OPERATOR_FINISHED;
}
bool paintface_mouse_select(
struct bContext *C, Object *ob, const int mval[2], bool extend, bool deselect, bool toggle)
{
Mesh *me;
MPoly *mpoly_sel;
uint index;
/* Get the face under the cursor */
me = BKE_mesh_from_object(ob);
if (!ED_mesh_pick_face(C, ob, mval, ED_MESH_PICK_DEFAULT_FACE_DIST, &index)) {
return false;
}
if (index >= me->totpoly) {
return false;
}
mpoly_sel = me->mpoly + index;
if (mpoly_sel->flag & ME_HIDE) {
return false;
}
/* clear flags */
if (!extend && !deselect && !toggle) {
paintface_deselect_all_visible(C, ob, SEL_DESELECT, false);
}
me->act_face = (int)index;
if (extend) {
mpoly_sel->flag |= ME_FACE_SEL;
}
else if (deselect) {
mpoly_sel->flag &= ~ME_FACE_SEL;
}
else if (toggle) {
if (mpoly_sel->flag & ME_FACE_SEL) {
mpoly_sel->flag &= ~ME_FACE_SEL;
}
else {
mpoly_sel->flag |= ME_FACE_SEL;
}
}
else {
mpoly_sel->flag |= ME_FACE_SEL;
}
/* image window redraw */
paintface_flush_flags(C, ob, SELECT);
ED_region_tag_redraw(CTX_wm_region(C)); // XXX - should redraw all 3D views
return true;
}
int do_paintface_box_select(ViewContext *vc, rcti *rect, bool select, bool extend)
{
Object *ob = vc->obact;
Mesh *me;
MPoly *mpoly;
struct ImBuf *ibuf;
unsigned int *rt;
char *selar;
int a, index;
const int size[2] = {
BLI_rcti_size_x(rect) + 1,
BLI_rcti_size_y(rect) + 1};
me = BKE_mesh_from_object(ob);
if ((me == NULL) || (me->totpoly == 0) || (size[0] * size[1] <= 0)) {
return OPERATOR_CANCELLED;
}
selar = MEM_callocN(me->totpoly + 1, "selar");
if (extend == false && select) {
paintface_deselect_all_visible(vc->obact, SEL_DESELECT, false);
mpoly = me->mpoly;
for (a = 1; a <= me->totpoly; a++, mpoly++) {
if ((mpoly->flag & ME_HIDE) == 0)
mpoly->flag &= ~ME_FACE_SEL;
}
}
ED_view3d_backbuf_validate(vc);
ibuf = IMB_allocImBuf(size[0], size[1], 32, IB_rect);
rt = ibuf->rect;
view3d_opengl_read_pixels(vc->ar, rect->xmin, rect->ymin, size[0], size[1], GL_RGBA, GL_UNSIGNED_BYTE, ibuf->rect);
if (ENDIAN_ORDER == B_ENDIAN) {
IMB_convert_rgba_to_abgr(ibuf);
}
GPU_select_to_index_array(ibuf->rect, size[0] * size[1]);
a = size[0] * size[1];
while (a--) {
if (*rt) {
index = *rt;
if (index <= me->totpoly) {
selar[index] = 1;
}
}
rt++;
}
mpoly = me->mpoly;
for (a = 1; a <= me->totpoly; a++, mpoly++) {
if (selar[a]) {
if (mpoly->flag & ME_HIDE) {
/* pass */
}
else {
if (select) mpoly->flag |= ME_FACE_SEL;
else mpoly->flag &= ~ME_FACE_SEL;
}
}
}
IMB_freeImBuf(ibuf);
MEM_freeN(selar);
#ifdef __APPLE__
glReadBuffer(GL_BACK);
#endif
paintface_flush_flags(vc->obact, SELECT);
return OPERATOR_FINISHED;
}
