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/*
* zbufferdatastruct_types.h
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef ZBUFFERDATASTRUCT_TYPES_H
#define ZBUFFERDATASTRUCT_TYPES_H
#define RE_ZBUFLEN 64 /* number of lines in the accumulation buffer */
/**
* Primitive data structure for zbuffering. One struct
* stores data for 4 entries. This struct has been extended
* for the render pipeline overhaul.
*/
typedef struct RE_APixstrExt {
unsigned short mask[4]; /* jitter masks */
int zmin[4]; /* min. distance of all samples */
int zmax[4]; /* max. distance of all samples */
int p[4]; /* index */
int t[4]; /* entry type: ZB_POLY or ZB_HALO */
struct RE_APixstrExt *next;
} RE_APixstrExt;
/* For now I'll stick to the Blender convention of hand made defines */
/* but this should definitely be done in a better way. An enum may */
/* be some help, but masking is still a nice feature... */
/* object types to buffer in the z buffer */
#define RE_NONE 0
#define RE_POLY 1
#define RE_HALO 2
#define RE_SKY 4
/* unique indices for each field */
#define RE_ZMIN 0
#define RE_INDEX 1
#define RE_MASK 2
#define RE_TYPE 3
#define RE_ZMAX 4
#define RE_PIXELFIELDSIZE 5
typedef struct RE_APixstrExtMain
{
struct RE_APixstrExt *ps;
struct RE_APixstrExtMain *next;
} RE_APixstrExtMain;
#endif
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