diff options
author | mano-wii <germano.costa@ig.com.br> | 2020-02-14 14:42:17 +0300 |
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committer | mano-wii <germano.costa@ig.com.br> | 2020-02-14 14:42:59 +0300 |
commit | e277e8d085037414f34b27f9c1a26cbbf2507c3e (patch) | |
tree | cb37b0a9332a23e09a6717d68894f481542f3d67 /source/blender/editors/transform/transform_mode_shear.c | |
parent | 897f943ca0c93a46bdb767e4c47c4bddfa7149c2 (diff) |
Cleanup: Split transform.c in multiple files
Differential Revision: https://developer.blender.org/D5819
Diffstat (limited to 'source/blender/editors/transform/transform_mode_shear.c')
-rw-r--r-- | source/blender/editors/transform/transform_mode_shear.c | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/source/blender/editors/transform/transform_mode_shear.c b/source/blender/editors/transform/transform_mode_shear.c new file mode 100644 index 00000000000..f57ae11d121 --- /dev/null +++ b/source/blender/editors/transform/transform_mode_shear.c @@ -0,0 +1,248 @@ +/* + * 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 "DNA_gpencil_types.h" + +#include "BLI_math.h" +#include "BLI_string.h" + +#include "BKE_context.h" +#include "BKE_unit.h" + +#include "ED_screen.h" + +#include "WM_types.h" + +#include "UI_interface.h" + +#include "BLT_translation.h" + +#include "transform.h" +#include "transform_snap.h" +#include "transform_mode.h" + +/* -------------------------------------------------------------------- */ +/* Transform (Shear) */ + +/** \name Transform Shear + * \{ */ + +static void initShear_mouseInputMode(TransInfo *t) +{ + float dir[3]; + bool dir_flip = false; + copy_v3_v3(dir, t->orient_matrix[t->orient_axis_ortho]); + + /* Needed for axis aligned view gizmo. */ + if (t->orientation.user == V3D_ORIENT_VIEW) { + if (t->orient_axis_ortho == 0) { + if (t->center2d[1] > t->mouse.imval[1]) { + dir_flip = !dir_flip; + } + } + else if (t->orient_axis_ortho == 1) { + if (t->center2d[0] > t->mouse.imval[0]) { + dir_flip = !dir_flip; + } + } + } + + /* Without this, half the gizmo handles move in the opposite direction. */ + if ((t->orient_axis_ortho + 1) % 3 != t->orient_axis) { + dir_flip = !dir_flip; + } + + if (dir_flip) { + negate_v3(dir); + } + + mul_mat3_m4_v3(t->viewmat, dir); + if (normalize_v2(dir) == 0.0f) { + dir[0] = 1.0f; + } + setCustomPointsFromDirection(t, &t->mouse, dir); + + initMouseInputMode(t, &t->mouse, INPUT_CUSTOM_RATIO); +} + +static eRedrawFlag handleEventShear(TransInfo *t, const wmEvent *event) +{ + eRedrawFlag status = TREDRAW_NOTHING; + + if (event->type == MIDDLEMOUSE && event->val == KM_PRESS) { + /* Use custom.mode.data pointer to signal Shear direction */ + do { + t->orient_axis_ortho = (t->orient_axis_ortho + 1) % 3; + } while (t->orient_axis_ortho == t->orient_axis); + + initShear_mouseInputMode(t); + + status = TREDRAW_HARD; + } + else if (event->type == XKEY && event->val == KM_PRESS) { + t->orient_axis_ortho = (t->orient_axis + 1) % 3; + initShear_mouseInputMode(t); + + status = TREDRAW_HARD; + } + else if (event->type == YKEY && event->val == KM_PRESS) { + t->orient_axis_ortho = (t->orient_axis + 2) % 3; + initShear_mouseInputMode(t); + + status = TREDRAW_HARD; + } + + return status; +} + +static void applyShear(TransInfo *t, const int UNUSED(mval[2])) +{ + float vec[3]; + float smat[3][3], tmat[3][3], totmat[3][3], axismat[3][3], axismat_inv[3][3]; + float value; + int i; + char str[UI_MAX_DRAW_STR]; + const bool is_local_center = transdata_check_local_center(t, t->around); + + value = t->values[0]; + + snapGridIncrement(t, &value); + + applyNumInput(&t->num, &value); + + t->values_final[0] = value; + + /* 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_("Shear: %s %s"), c, t->proptext); + } + else { + /* default header print */ + BLI_snprintf(str, + sizeof(str), + TIP_("Shear: %.3f %s (Press X or Y to set shear axis)"), + value, + t->proptext); + } + + unit_m3(smat); + smat[1][0] = value; + + copy_v3_v3(axismat_inv[0], t->orient_matrix[t->orient_axis_ortho]); + copy_v3_v3(axismat_inv[2], t->orient_matrix[t->orient_axis]); + cross_v3_v3v3(axismat_inv[1], axismat_inv[0], axismat_inv[2]); + invert_m3_m3(axismat, axismat_inv); + + mul_m3_series(totmat, axismat_inv, smat, axismat); + + FOREACH_TRANS_DATA_CONTAINER (t, tc) { + TransData *td = tc->data; + for (i = 0; i < tc->data_len; i++, td++) { + const float *center, *co; + + if (td->flag & TD_NOACTION) { + break; + } + + if (td->flag & TD_SKIP) { + continue; + } + + if (t->flag & T_EDIT) { + mul_m3_series(tmat, td->smtx, totmat, td->mtx); + } + else { + copy_m3_m3(tmat, totmat); + } + + if (is_local_center) { + center = td->center; + co = td->loc; + } + else { + center = tc->center_local; + co = td->center; + } + + sub_v3_v3v3(vec, co, center); + + mul_m3_v3(tmat, vec); + + add_v3_v3(vec, center); + sub_v3_v3(vec, co); + + if (t->options & CTX_GPENCIL_STROKES) { + /* grease pencil multiframe falloff */ + bGPDstroke *gps = (bGPDstroke *)td->extra; + if (gps != NULL) { + mul_v3_fl(vec, td->factor * gps->runtime.multi_frame_falloff); + } + else { + mul_v3_fl(vec, td->factor); + } + } + else { + mul_v3_fl(vec, td->factor); + } + + add_v3_v3v3(td->loc, td->iloc, vec); + } + } + + recalcData(t); + + ED_area_status_text(t->sa, str); +} + +void initShear(TransInfo *t) +{ + t->mode = TFM_SHEAR; + t->transform = applyShear; + t->handleEvent = handleEventShear; + + if (t->orient_axis == t->orient_axis_ortho) { + t->orient_axis = 2; + t->orient_axis_ortho = 1; + } + + initShear_mouseInputMode(t); + + 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; /* Don't think we have any unit here? */ + + t->flag |= T_NO_CONSTRAINT; +} +/** \} */ |