diff options
Diffstat (limited to 'source/blender/editors/mesh/editmesh_select.c')
-rw-r--r-- | source/blender/editors/mesh/editmesh_select.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/source/blender/editors/mesh/editmesh_select.c b/source/blender/editors/mesh/editmesh_select.c index d20a9bb3bea..b1cd21e9e32 100644 --- a/source/blender/editors/mesh/editmesh_select.c +++ b/source/blender/editors/mesh/editmesh_select.c @@ -365,192 +365,6 @@ void EDBM_select_id_context_destroy(struct EDBMSelectID_Context *sel_id_ctx) MEM_freeN(sel_id_ctx); } -/* set in view3d_draw_legacy.c ... for colorindices */ -unsigned int bm_solidoffs = 0, bm_wireoffs = 0, bm_vertoffs = 0; - -/* facilities for box select and circle select */ -static BLI_bitmap *selbuf = NULL; - -static BLI_bitmap *edbm_backbuf_alloc(const int size) -{ - return BLI_BITMAP_NEW(size, "selbuf"); -} - -/* reads rect, and builds selection array for quick lookup */ -/* returns if all is OK */ -bool EDBM_backbuf_border_init(ViewContext *vc, short xmin, short ymin, short xmax, short ymax) -{ - uint *buf, *dr, buf_len; - - if (vc->obedit == NULL || XRAY_FLAG_ENABLED(vc->v3d)) { - return false; - } - - ED_view3d_select_id_validate(vc); - buf = ED_view3d_select_id_read(xmin, ymin, xmax, ymax, &buf_len); - if ((buf == NULL) || (bm_vertoffs == 0)) { - return false; - } - - dr = buf; - - /* build selection lookup */ - selbuf = edbm_backbuf_alloc(bm_vertoffs + 1); - - while (buf_len--) { - if (*dr > 0 && *dr <= bm_vertoffs) { - BLI_BITMAP_ENABLE(selbuf, *dr); - } - dr++; - } - MEM_freeN(buf); - return true; -} - -bool EDBM_backbuf_check(unsigned int index) -{ - /* odd logic, if selbuf is NULL we assume no zbuf-selection is enabled - * and just ignore the depth buffer, this is error prone since its possible - * code doesn't set the depth buffer by accident, but leave for now. - Campbell */ - if (selbuf == NULL) { - return true; - } - - if (index > 0 && index <= bm_vertoffs) { - return BLI_BITMAP_TEST_BOOL(selbuf, index); - } - - return false; -} - -void EDBM_backbuf_free(void) -{ - if (selbuf) { - MEM_freeN(selbuf); - } - selbuf = NULL; -} - -struct LassoMaskData { - unsigned int *px; - int width; -}; - -static void edbm_mask_lasso_px_cb(int x, int x_end, int y, void *user_data) -{ - struct LassoMaskData *data = user_data; - unsigned int *px = &data->px[(y * data->width) + x]; - do { - *px = true; - px++; - } while (++x != x_end); -} - -/* mcords is a polygon mask - * - grab backbuffer, - * - draw with black in backbuffer, - * - grab again and compare - * returns 'OK' - */ -bool EDBM_backbuf_border_mask_init(ViewContext *vc, - const int mcords[][2], - short tot, - short xmin, - short ymin, - short xmax, - short ymax) -{ - uint *buf, *dr, *dr_mask, *dr_mask_arr, buf_len; - struct LassoMaskData lasso_mask_data; - - /* method in use for face selecting too */ - if (vc->obedit == NULL) { - if (!BKE_paint_select_elem_test(vc->obact)) { - return false; - } - } - else if (XRAY_FLAG_ENABLED(vc->v3d)) { - return false; - } - - ED_view3d_select_id_validate(vc); - buf = ED_view3d_select_id_read(xmin, ymin, xmax, ymax, &buf_len); - if ((buf == NULL) || (bm_vertoffs == 0)) { - return false; - } - - dr = buf; - - dr_mask = dr_mask_arr = MEM_callocN(sizeof(*dr_mask) * buf_len, __func__); - lasso_mask_data.px = dr_mask; - lasso_mask_data.width = (xmax - xmin) + 1; - - BLI_bitmap_draw_2d_poly_v2i_n( - xmin, ymin, xmax + 1, ymax + 1, mcords, tot, edbm_mask_lasso_px_cb, &lasso_mask_data); - - /* build selection lookup */ - selbuf = edbm_backbuf_alloc(bm_vertoffs + 1); - - while (buf_len--) { - if (*dr > 0 && *dr <= bm_vertoffs && *dr_mask == true) { - BLI_BITMAP_ENABLE(selbuf, *dr); - } - dr++; - dr_mask++; - } - MEM_freeN(buf); - MEM_freeN(dr_mask_arr); - - return true; -} - -/* circle shaped sample area */ -bool EDBM_backbuf_circle_init(ViewContext *vc, short xs, short ys, short rads) -{ - uint *buf, *dr; - short xmin, ymin, xmax, ymax, xc, yc; - int radsq; - - /* method in use for face selecting too */ - if (vc->obedit == NULL) { - if (!BKE_paint_select_elem_test(vc->obact)) { - return false; - } - } - else if (XRAY_FLAG_ENABLED(vc->v3d)) { - return false; - } - - xmin = xs - rads; - xmax = xs + rads; - ymin = ys - rads; - ymax = ys + rads; - - ED_view3d_select_id_validate(vc); - buf = ED_view3d_select_id_read(xmin, ymin, xmax, ymax, NULL); - if ((buf == NULL) || (bm_vertoffs == 0)) { - return false; - } - - dr = buf; - - /* build selection lookup */ - selbuf = edbm_backbuf_alloc(bm_vertoffs + 1); - radsq = rads * rads; - for (yc = -rads; yc <= rads; yc++) { - for (xc = -rads; xc <= rads; xc++, dr++) { - if (xc * xc + yc * yc < radsq) { - if (*dr > 0 && *dr <= bm_vertoffs) { - BLI_BITMAP_ENABLE(selbuf, *dr); - } - } - } - } - - MEM_freeN(buf); - return true; -} - /** \} */ /* -------------------------------------------------------------------- */ |