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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/* Author:
* Brian Paul
*/
#ifndef DRAW_VERTEX_H
#define DRAW_VERTEX_H
/***
*** XXX There's a lot of legacy tokens here that'll eventually go away.
*** (at least we don't include vf/vf.h anymore)
***/
enum {
VF_ATTRIB_POS = 0,
VF_ATTRIB_WEIGHT = 1,
VF_ATTRIB_NORMAL = 2,
VF_ATTRIB_COLOR0 = 3,
VF_ATTRIB_COLOR1 = 4,
VF_ATTRIB_FOG = 5,
VF_ATTRIB_COLOR_INDEX = 6,
VF_ATTRIB_EDGEFLAG = 7,
VF_ATTRIB_TEX0 = 8,
VF_ATTRIB_TEX1 = 9,
VF_ATTRIB_TEX2 = 10,
VF_ATTRIB_TEX3 = 11,
VF_ATTRIB_TEX4 = 12,
VF_ATTRIB_TEX5 = 13,
VF_ATTRIB_TEX6 = 14,
VF_ATTRIB_TEX7 = 15,
VF_ATTRIB_VAR0 = 16,
VF_ATTRIB_VAR1 = 17,
VF_ATTRIB_VAR2 = 18,
VF_ATTRIB_VAR3 = 19,
VF_ATTRIB_VAR4 = 20,
VF_ATTRIB_VAR5 = 21,
VF_ATTRIB_VAR6 = 22,
VF_ATTRIB_VAR7 = 23,
VF_ATTRIB_POINTSIZE = 24,
VF_ATTRIB_BFC0 = 25,
VF_ATTRIB_BFC1 = 26,
VF_ATTRIB_CLIP_POS = 27,
VF_ATTRIB_VERTEX_HEADER = 28,
VF_ATTRIB_MAX = 29
};
#define MAX_VARYING 8
enum
{
FRAG_ATTRIB_WPOS = 0,
FRAG_ATTRIB_COL0 = 1,
FRAG_ATTRIB_COL1 = 2,
FRAG_ATTRIB_FOGC = 3,
FRAG_ATTRIB_TEX0 = 4,
FRAG_ATTRIB_TEX1 = 5,
FRAG_ATTRIB_TEX2 = 6,
FRAG_ATTRIB_TEX3 = 7,
FRAG_ATTRIB_TEX4 = 8,
FRAG_ATTRIB_TEX5 = 9,
FRAG_ATTRIB_TEX6 = 10,
FRAG_ATTRIB_TEX7 = 11,
FRAG_ATTRIB_VAR0 = 12, /**< shader varying */
FRAG_ATTRIB_MAX = (FRAG_ATTRIB_VAR0 + MAX_VARYING)
};
#define FRAG_BIT_WPOS (1 << FRAG_ATTRIB_WPOS)
#define FRAG_BIT_COL0 (1 << FRAG_ATTRIB_COL0)
#define FRAG_BIT_COL1 (1 << FRAG_ATTRIB_COL1)
#define FRAG_BIT_FOGC (1 << FRAG_ATTRIB_FOGC)
#define FRAG_BIT_TEX0 (1 << FRAG_ATTRIB_TEX0)
#define MAX_DRAW_BUFFERS 4
enum
{
FRAG_RESULT_COLR = 0,
FRAG_RESULT_COLH = 1,
FRAG_RESULT_DEPR = 2,
FRAG_RESULT_DATA0 = 3,
FRAG_RESULT_MAX = (FRAG_RESULT_DATA0 + MAX_DRAW_BUFFERS)
};
#define MAX_VERT_ATTRIBS 12 /* OK? */
#define FORMAT_OMIT 0
#define FORMAT_1F 1
#define FORMAT_2F 2
#define FORMAT_3F 3
#define FORMAT_4F 4
#define FORMAT_4F_VIEWPORT 4
#define FORMAT_4UB 5
struct vertex_info
{
uint num_attribs;
uint hwfmt[2]; /**< hardware format info for this format */
uint attr_mask; /**< mask of VF_ATTR_ bits */
uint slot_to_attrib[MAX_VERT_ATTRIBS];
uint attrib_to_slot[VF_ATTRIB_MAX];
uint interp_mode[MAX_VERT_ATTRIBS];
uint format[MAX_VERT_ATTRIBS]; /**< FORMAT_x */
uint size; /**< total vertex size in dwords */
};
#endif /* DRAW_VERTEX_H */
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