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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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) 1990-1998 NeoGeo BV.
* All rights reserved.
*
* Contributors: 2004/2005 Blender Foundation, full recode
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/render/intern/raytrace/rayobject_empty.cpp
* \ingroup render
*/
#include "MEM_guardedalloc.h"
#include "rayobject.h"
#include "BLI_utildefines.h"
/*
* Empty raytree
*/
static int RE_rayobject_empty_intersect(RayObject *UNUSED(o), Isect *UNUSED(is))
{
return 0;
}
static void RE_rayobject_empty_free(RayObject *UNUSED(o))
{
}
static void RE_rayobject_empty_bb(RayObject *UNUSED(o), float *UNUSED(min), float *UNUSED(max))
{
return;
}
static float RE_rayobject_empty_cost(RayObject *UNUSED(o))
{
return 0.0;
}
static void RE_rayobject_empty_hint_bb(RayObject *UNUSED(o), RayHint *UNUSED(hint),
float *UNUSED(min), float *UNUSED(max))
{}
static RayObjectAPI empty_api =
{
RE_rayobject_empty_intersect,
NULL, //static void RE_rayobject_instance_add(RayObject *o, RayObject *ob);
NULL, //static void RE_rayobject_instance_done(RayObject *o);
RE_rayobject_empty_free,
RE_rayobject_empty_bb,
RE_rayobject_empty_cost,
RE_rayobject_empty_hint_bb
};
static RayObject empty_raytree = { &empty_api, {NULL, NULL} };
RayObject *RE_rayobject_empty_create()
{
return RE_rayobject_unalignRayAPI( &empty_raytree );
}
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