66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
/**
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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) 2009 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): André Pinto.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#define HINT_RECURSE 1
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#define HINT_ACCEPT 0
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#define HINT_DISCARD -1
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struct HintBB
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{
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float bb[6];
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};
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inline int hint_test_bb(HintBB *obj, float *Nmin, float *Nmax)
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{
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if(bb_fits_inside( Nmin, Nmax, obj->bb, obj->bb+3 ) )
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return HINT_RECURSE;
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else
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return HINT_ACCEPT;
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}
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/*
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struct HintFrustum
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{
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float co[3];
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float no[4][3];
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};
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inline int hint_test_bb(HintFrustum &obj, float *Nmin, float *Nmax)
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{
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//if frustum inside BB
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{
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return HINT_RECURSE;
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}
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//if BB outside frustum
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{
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return HINT_DISCARD;
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}
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return HINT_ACCEPT;
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}
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*/
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