2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 // refresh.h -- public interface to refresh functions
23 #define MAXCLIPPLANES 11
25 #define TOP_RANGE 16 // soldier uniform colors
26 #define BOTTOM_RANGE 96
28 //=============================================================================
30 typedef struct efrag_s
33 struct efrag_s
*leafnext
;
34 struct entity_s
*entity
;
35 struct efrag_s
*entnext
;
39 typedef struct entity_s
41 qboolean forcelink
; // model changed
45 entity_state_t baseline
; // to fill in defaults in updates
47 double msgtime
; // time of last update
48 vec3_t msg_origins
[2]; // last two updates (0 is newest)
50 vec3_t msg_angles
[2]; // last two updates (0 is newest)
52 struct model_s
*model
; // NULL = no model
53 struct efrag_s
*efrag
; // linked list of efrags
55 float syncbase
; // for client-side animations
57 int effects
; // light, particals, etc
58 int skinnum
; // for Alias models
59 int visframe
; // last frame this entity was
60 // found in an active leaf
62 int dlightframe
; // dynamic lighting
65 // FIXME: could turn these into a union
67 struct mnode_s
*topnode
; // for bmodels, first world node
68 // that splits bmodel, or NULL if
72 // !!! if this is changed, it must be changed in asm_draw.h too !!!
75 vrect_t vrect
; // subwindow in video for refresh
76 // FIXME: not need vrect next field here?
77 vrect_t aliasvrect
; // scaled Alias version
78 int vrectright
, vrectbottom
; // right & bottom screen coords
79 int aliasvrectright
, aliasvrectbottom
; // scaled Alias versions
80 float vrectrightedge
; // rightmost right edge we care about,
81 // for use in edge list
82 float fvrectx
, fvrecty
; // for floating-point compares
83 float fvrectx_adj
, fvrecty_adj
; // left and top edges, for clamping
84 int vrect_x_adj_shift20
; // (vrect.x + 0.5 - epsilon) << 20
85 int vrectright_adj_shift20
; // (vrectright + 0.5 - epsilon) << 20
86 float fvrectright_adj
, fvrectbottom_adj
;
87 // right and bottom edges, for clamping
88 float fvrectright
; // rightmost edge, for Alias clamping
89 float fvrectbottom
; // bottommost edge, for Alias clamping
90 float horizontalFieldOfView
; // at Z = 1.0, this many X is visible
92 float xOrigin
; // should probably allways be 0.5
93 float yOrigin
; // between be around 0.3 to 0.5
107 extern int reinit_surfcache
;
110 extern refdef_t r_refdef
;
111 extern vec3_t r_origin
, vpn
, vright
, vup
;
113 extern struct texture_s
*r_notexture_mip
;
117 void R_InitTextures (void);
118 void R_InitEfrags (void);
119 void R_RenderView (void); // must set r_refdef first
120 void R_ViewChanged (vrect_t
*pvrect
, int lineadj
, float aspect
);
121 // called whenever r_refdef or vid change
122 void R_InitSky (struct texture_s
*mt
); // called at level load
124 void R_AddEfrags (entity_t
*ent
);
125 void R_RemoveEfrags (entity_t
*ent
);
127 void R_NewMap (void);
130 void R_ParseParticleEffect (void);
131 void R_RunParticleEffect (vec3_t org
, vec3_t dir
, int color
, int count
);
132 void R_RocketTrail (vec3_t start
, vec3_t end
, int type
);
135 void R_DarkFieldParticles (entity_t
*ent
);
137 void R_EntityParticles (entity_t
*ent
);
138 void R_BlobExplosion (vec3_t org
);
139 void R_ParticleExplosion (vec3_t org
);
140 void R_ParticleExplosion2 (vec3_t org
, int colorStart
, int colorLength
);
141 void R_LavaSplash (vec3_t org
);
142 void R_TeleportSplash (vec3_t org
);
144 void R_PushDlights (void);
148 // surface cache related
150 extern int reinit_surfcache
; // if 1, surface cache is currently empty and
151 extern qboolean r_cache_thrash
; // set if thrashing the surface cache
153 int D_SurfaceCacheForRes (int width
, int height
);
154 void D_FlushCaches (void);
155 void D_DeleteSurfaceCache (void);
156 void D_InitCaches (void *buffer
, int size
);
157 void R_SetVrect (vrect_t
*pvrect
, vrect_t
*pvrectin
, int lineadj
);