diff options
Diffstat (limited to 'source/blender/editors/transform/transform_mode_tosphere.c')
-rw-r--r-- | source/blender/editors/transform/transform_mode_tosphere.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/source/blender/editors/transform/transform_mode_tosphere.c b/source/blender/editors/transform/transform_mode_tosphere.c new file mode 100644 index 00000000000..d198cd6eeb2 --- /dev/null +++ b/source/blender/editors/transform/transform_mode_tosphere.c @@ -0,0 +1,139 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + */ + +/** \file + * \ingroup edtransform + */ + +#include <stdlib.h> + +#include "BLI_math.h" +#include "BLI_string.h" + +#include "BKE_context.h" +#include "BKE_unit.h" + +#include "ED_screen.h" + +#include "UI_interface.h" + +#include "BLT_translation.h" + +#include "transform.h" +#include "transform_snap.h" +#include "transform_mode.h" + +/* -------------------------------------------------------------------- */ +/* Transform (ToSphere) */ + +/** \name Transform ToSphere + * \{ */ + +static void applyToSphere(TransInfo *t, const int UNUSED(mval[2])) +{ + float vec[3]; + float ratio, radius; + int i; + char str[UI_MAX_DRAW_STR]; + + ratio = t->values[0]; + + snapGridIncrement(t, &ratio); + + applyNumInput(&t->num, &ratio); + + CLAMP(ratio, 0.0f, 1.0f); + + t->values_final[0] = ratio; + + /* header print for NumInput */ + if (hasNumInput(&t->num)) { + char c[NUM_STR_REP_LEN]; + + outputNumInput(&(t->num), c, &t->scene->unit); + + BLI_snprintf(str, sizeof(str), TIP_("To Sphere: %s %s"), c, t->proptext); + } + else { + /* default header print */ + BLI_snprintf(str, sizeof(str), TIP_("To Sphere: %.4f %s"), ratio, t->proptext); + } + + FOREACH_TRANS_DATA_CONTAINER (t, tc) { + TransData *td = tc->data; + for (i = 0; i < tc->data_len; i++, td++) { + float tratio; + if (td->flag & TD_NOACTION) { + break; + } + + if (td->flag & TD_SKIP) { + continue; + } + + sub_v3_v3v3(vec, td->iloc, tc->center_local); + + radius = normalize_v3(vec); + + tratio = ratio * td->factor; + + mul_v3_fl(vec, radius * (1.0f - tratio) + t->val * tratio); + + add_v3_v3v3(td->loc, tc->center_local, vec); + } + } + + recalcData(t); + + ED_area_status_text(t->sa, str); +} + +void initToSphere(TransInfo *t) +{ + int i; + + t->mode = TFM_TOSPHERE; + t->transform = applyToSphere; + + initMouseInputMode(t, &t->mouse, INPUT_HORIZONTAL_RATIO); + + t->idx_max = 0; + t->num.idx_max = 0; + t->snap[0] = 0.0f; + t->snap[1] = 0.1f; + t->snap[2] = t->snap[1] * 0.1f; + + copy_v3_fl(t->num.val_inc, t->snap[1]); + t->num.unit_sys = t->scene->unit.system; + t->num.unit_type[0] = B_UNIT_NONE; + + t->num.val_flag[0] |= NUM_NULL_ONE | NUM_NO_NEGATIVE; + t->flag |= T_NO_CONSTRAINT; + + // Calculate average radius + FOREACH_TRANS_DATA_CONTAINER (t, tc) { + TransData *td = tc->data; + for (i = 0; i < tc->data_len; i++, td++) { + t->val += len_v3v3(tc->center_local, td->iloc); + } + } + + t->val /= (float)t->data_len_all; +} +/** \} */ |