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https://github.com/libretro/libretro-tyrquake.git
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160 lines
4.2 KiB
C
160 lines
4.2 KiB
C
/*
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Copyright (C) 1996-1997 Id Software, Inc.
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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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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.
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See the GNU General Public License for more details.
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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
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef ASM_DRAW_H
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#define ASM_DRAW_H
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//
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// asm_draw.h
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//
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// Include file for asm drawing routines.
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//
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//
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// !!! note that this file must match the corresponding C structures at all
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// times !!!
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//
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// !!! if this is changed, it must be changed in r_local.h too !!!
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#define NEAR_CLIP 0.01
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// !!! if this is changed, it must be changed in r_local.h too !!!
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#define TURB_CYCLE 128
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// espan_t structure
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// !!! if this is changed, it must be changed in r_shared.h too !!!
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#define espan_t_u 0
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#define espan_t_v 4
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#define espan_t_count 8
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#define espan_t_pnext 12
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#define espan_t_size 16
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// sspan_t structure
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// !!! if this is changed, it must be changed in d_local.h too !!!
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#define sspan_t_u 0
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#define sspan_t_v 4
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#define sspan_t_count 8
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#define sspan_t_size 12
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// spanpackage_t structure
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// !!! if this is changed, it must be changed in d_polyset.c too !!!
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#define spanpackage_t_pdest 0
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#define spanpackage_t_pz 4
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#define spanpackage_t_count 8
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#define spanpackage_t_ptex 12
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#define spanpackage_t_sfrac 16
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#define spanpackage_t_tfrac 20
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#define spanpackage_t_light 24
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#define spanpackage_t_zi 28
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#define spanpackage_t_size 32
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// edge_t structure
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// !!! if this is changed, it must be changed in r_shared.h too !!!
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#define et_u 0
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#define et_u_step 4
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#define et_prev 8
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#define et_next 12
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#define et_surfs 16
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#define et_nextremove 24
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#define et_nearzi 28
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#define et_owner 32
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#define et_size 36
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// surf_t structure
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// !!! if this is changed, it must be changed in r_shared.h too !!!
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#define SURF_T_SHIFT 6
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#define st_next 0
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#define st_prev 4
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#define st_spans 8
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#define st_key 12
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#define st_last_u 16
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#define st_spanstate 20
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#define st_flags 24
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#define st_data 28
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#define st_entity 32
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#define st_nearzi 36
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#define st_insubmodel 40
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#define st_d_ziorigin 44
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#define st_d_zistepu 48
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#define st_d_zistepv 52
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#define st_pad 56
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#define st_size 64
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// clipplane_t structure
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// !!! if this is changed, it must be changed in r_local.h too !!!
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#define cp_pnormal 0
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#define cp_pdist 12
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#define cp_ptype 16
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#define cp_psignbits 17
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#define cp_ppad 18
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#define cp_next 20
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#define cp_leftedge 24
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#define cp_rightedge 25
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#define cp_reserved 26
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#define cp_size 28
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// medge_t structure
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// !!! if this is changed, it must be changed in model.h too !!!
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#define me_v 0
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#define me_cachededgeoffset 8
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#define me_size 12
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// mvertex_t structure
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// !!! if this is changed, it must be changed in model.h too !!!
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#define mv_position 0
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#define mv_size 12
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// refdef_t structure
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// !!! if this is changed, it must be changed in render.h too !!!
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#define rd_vrect 0
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#define rd_aliasvrect 20
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#define rd_vrectright 40
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#define rd_vrectbottom 44
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#define rd_aliasvrectright 48
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#define rd_aliasvrectbottom 52
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#define rd_vrectrightedge 56
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#define rd_fvrectx 60
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#define rd_fvrecty 64
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#define rd_fvrectx_adj 68
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#define rd_fvrecty_adj 72
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#define rd_vrect_x_adj_shift20 76
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#define rd_vrectright_adj_shift20 80
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#define rd_fvrectright_adj 84
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#define rd_fvrectbottom_adj 88
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#define rd_fvrectright 92
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#define rd_fvrectbottom 96
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#define rd_horizontalFieldOfView 100
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#define rd_xOrigin 104
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#define rd_yOrigin 108
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#define rd_vieworg 112
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#define rd_viewangles 124
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#define rd_ambientlight 136
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#define rd_size 140
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// mtriangle_t structure
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// !!! if this is changed, it must be changed in model.h too !!!
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#define mtri_facesfront 0
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#define mtri_vertindex 4
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#define mtri_size 16 // !!! if this changes, array indexing in !!!
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// !!! d_polysa.s must be changed to match !!!
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#define mtri_shift 4
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#endif /* ASM_DRAW_H */
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