69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
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/**
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* $Id:
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2008 Blender Foundation.
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* All rights reserved.
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*
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*
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* Contributor(s): Blender Foundation
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include <stdlib.h>
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#include <math.h>
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#include "MEM_guardedalloc.h"
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#include "DNA_scene_types.h"
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#include "BLI_blenlib.h"
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#include "BKE_global.h"
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/* ********* general editor util funcs, not BKE stuff please! ********* */
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/* ***** XXX: functions are using old blender names, cleanup later ***** */
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/* now only used in 2d spaces, like time, ipo, nla, sima... */
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/* XXX clean G.qual */
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void apply_keyb_grid(float *val, float fac1, float fac2, float fac3, int invert)
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{
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/* fac1 is for 'nothing', fac2 for CTRL, fac3 for SHIFT */
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int ctrl;
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if(invert) {
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if(G.qual & LR_CTRLKEY) ctrl= 0;
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else ctrl= 1;
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}
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else ctrl= (G.qual & LR_CTRLKEY);
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if(ctrl && (G.qual & LR_SHIFTKEY)) {
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if(fac3!= 0.0) *val= fac3*floor(*val/fac3 +.5);
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}
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else if(ctrl) {
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if(fac2!= 0.0) *val= fac2*floor(*val/fac2 +.5);
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}
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else {
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if(fac1!= 0.0) *val= fac1*floor(*val/fac1 +.5);
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}
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}
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