Differential D5819 Diff 18274 source/blender/editors/transform/transform_op_mode_push_pull.c

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source/blender/editors/transform/transform_op_mode_push_pull.c

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				/*
				* 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.
				*/

				/** \file
				* \ingroup edtransform
				*/

				#include "MEM_guardedalloc.h"

				#include "BLI_math.h"
				#include "BLI_string.h"

				#include "BLT_translation.h"

				#include "BKE_context.h"
				#include "BKE_unit.h"

				#include "RNA_define.h"

				#include "WM_api.h"
				#include "WM_types.h"

				#include "UI_interface.h"

				#include "ED_screen.h"

				#include "transform.h"
				#include "transform_op.h"

				const char OP_PUSH_PULL[] = "TRANSFORM_OT_push_pull";

				/* -------------------------------------------------------------------- */
				/* Transform (Push/Pull) */

				/** \name Transform Push/Pull
				* \{ */

				static void applyPushPull(TransInfo *t, const int UNUSED(mval[2]))
				{
				float vec[3], axis_global[3];
				float distance;
				int i;
				char str[UI_MAX_DRAW_STR];

				distance = t->values[0];

				snapGridIncrement(t, &distance);

				applyNumInput(&t->num, &distance);

				t->values_final[0] = distance;

				/* 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_("Push/Pull: %s%s %s"), c, t->con.text, t->proptext);
				}
				else {
				/* default header print */
				BLI_snprintf(
				str, sizeof(str), TIP_("Push/Pull: %.4f%s %s"), distance, t->con.text, t->proptext);
				}

				if (t->con.applyRot && t->con.mode & CON_APPLY) {
				t->con.applyRot(t, NULL, NULL, axis_global, NULL);
				}

				FOREACH_TRANS_DATA_CONTAINER (t, tc) {
				TransData *td = tc->data;
				for (i = 0; i < tc->data_len; i++, td++) {
				if (td->flag & TD_NOACTION) {
				break;
				}

				if (td->flag & TD_SKIP) {
				continue;
				}

				sub_v3_v3v3(vec, tc->center_local, td->center);
				if (t->con.applyRot && t->con.mode & CON_APPLY) {
				float axis[3];
				copy_v3_v3(axis, axis_global);
				t->con.applyRot(t, tc, td, axis, NULL);

				mul_m3_v3(td->smtx, axis);
				if (isLockConstraint(t)) {
				float dvec[3];
				project_v3_v3v3(dvec, vec, axis);
				sub_v3_v3(vec, dvec);
				}
				else {
				project_v3_v3v3(vec, vec, axis);
				}
				}
				normalize_v3_length(vec, distance * td->factor);

				add_v3_v3v3(td->loc, td->iloc, vec);
				}
				}

				recalcData(t);

				ED_area_status_text(t->sa, str);
				}

				void initPushPull(TransInfo *t)
				{
				t->mode = TFM_PUSHPULL;
				t->transform = applyPushPull;

				initMouseInputMode(t, &t->mouse, INPUT_VERTICAL_ABSOLUTE);

				t->idx_max = 0;
				t->num.idx_max = 0;
				t->snap[0] = 0.0f;
				t->snap[1] = 1.0f;
				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_LENGTH;
				}
				/** \} */

				void TRANSFORM_OT_push_pull(struct wmOperatorType *ot)
				{
				/* identifiers */
				ot->name = "Push/Pull";
				ot->description = "Push/Pull selected items";
				ot->idname = OP_PUSH_PULL;
				ot->flag = OPTYPE_REGISTER \| OPTYPE_UNDO \| OPTYPE_BLOCKING;

				/* api callbacks */
				ot->invoke = transform_invoke;
				ot->exec = transform_exec;
				ot->modal = transform_modal;
				ot->cancel = transform_cancel;
				ot->poll = ED_operator_screenactive;
				ot->poll_property = transform_poll_property;

				RNA_def_float(ot->srna, "value", 0, -FLT_MAX, FLT_MAX, "Distance", "", -FLT_MAX, FLT_MAX);

				WM_operatortype_props_advanced_begin(ot);

				Transform_Properties(ot, P_PROPORTIONAL \| P_MIRROR \| P_SNAP \| P_CENTER);
				}