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 #define RENDER_GLOWTRAIL 2
40 #define RENDER_VIEWMODEL 4
42 // LordHavoc: made this more compact, and added some more fields
45 double time; // time this state was updated
49 unsigned short modelindex;
62 typedef struct entity_s
64 entity_state_t state_baseline; // baseline for entity
65 entity_state_t state_previous; // previous state (interpolating from this)
66 entity_state_t state_current; // current state (interpolating to this)
73 // LordHavoc: added support for alpha transprency and other effects
74 float alpha; // opacity (alpha) of the model
75 float colormod[3]; // color tint for model
76 float scale; // size the model is shown
77 float glowsize; // how big the glow is
78 byte glowcolor; // color of glow and particle trail (paletted)
79 byte flags; // render flags
81 struct model_s *model; // NULL = no model
82 int frame; // current desired frame (usually identical to frame2, but frame2 is not always used)
83 // struct efrag_s *efrag; // linked list of efrags
85 int effects; // light, particles, etc
86 int skinnum; // for Alias models
88 int visframe; // last frame this entity was found in an active leaf
90 struct model_s *lerp_model; // lerp resets when model changes
91 float lerp_starttime; // start of this transition
92 int frame1; // frame that the model is interpolating from
93 int frame2; // frame that the model is interpolating to
94 double framelerp; // interpolation factor, usually computed from lerp_starttime
95 double frame1start; // time frame1 began playing (for framegroup animations)
96 double frame2start; // time frame2 began playing (for framegroup animations)
97 // float syncbase; // for client-side animations
99 int dlightframe; // dynamic lighting
103 // FIXME: could turn these into a union
104 // int trivial_accept;
105 // struct mnode_s *topnode; // for bmodels, first world node that splits bmodel, or NULL if not split
112 vrect_t vrect; // subwindow in video for refresh
113 // FIXME: not need vrect next field here?
115 vrect_t aliasvrect; // scaled Alias version
116 int vrectright, vrectbottom; // right & bottom screen coords
117 int aliasvrectright, aliasvrectbottom; // scaled Alias versions
118 float vrectrightedge; // rightmost right edge we care about,
119 // for use in edge list
120 float fvrectx, fvrecty; // for floating-point compares
121 float fvrectx_adj, fvrecty_adj; // left and top edges, for clamping
122 int vrect_x_adj_shift20; // (vrect.x + 0.5 - epsilon) << 20
123 int vrectright_adj_shift20; // (vrectright + 0.5 - epsilon) << 20
124 float fvrectright_adj, fvrectbottom_adj;
125 // right and bottom edges, for clamping
126 float fvrectright; // rightmost edge, for Alias clamping
127 float fvrectbottom; // bottommost edge, for Alias clamping
128 float horizontalFieldOfView; // at Z = 1.0, this many X is visible
130 float xOrigin; // should probably always be 0.5
131 float yOrigin; // between be around 0.3 to 0.5
148 extern refdef_t r_refdef;
149 extern vec3_t r_origin, vpn, vright, vup;
150 extern qboolean hlbsp;
153 void R_RenderView (void); // must set r_refdef first
154 void R_ViewChanged (vrect_t *pvrect, int lineadj, float aspect); // called whenever r_refdef or vid change
156 // LordHavoc: changed this for sake of GLQuake
157 void R_InitSky (byte *src, int bytesperpixel); // called at level load
159 //void R_InitEfrags (void);
160 //void R_AddEfrags (entity_t *ent);
161 //void R_RemoveEfrags (entity_t *ent);
162 //void R_StoreEfrags (efrag_t **ppefrag);
164 int R_VisibleCullBox (vec3_t mins, vec3_t maxs);
166 void R_NewMap (void);
168 #include "r_decals.h"
170 void R_ParseParticleEffect (void);
171 void R_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count);
172 void R_RocketTrail (vec3_t start, vec3_t end, int type, entity_t *ent);
173 void R_RocketTrail2 (vec3_t start, vec3_t end, int type, entity_t *ent);
174 void R_SparkShower (vec3_t org, vec3_t dir, int count);
175 void R_BloodPuff (vec3_t org, vec3_t vel, int count);
176 void R_FlameCube (vec3_t mins, vec3_t maxs, int count);
177 void R_Flames (vec3_t org, vec3_t vel, int count);
179 void R_EntityParticles (entity_t *ent);
180 void R_BlobExplosion (vec3_t org);
181 void R_ParticleExplosion (vec3_t org, int smoke);
182 void R_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength);
183 void R_LavaSplash (vec3_t org);
184 void R_TeleportSplash (vec3_t org);
186 void R_NewExplosion(vec3_t org);
188 void R_PushDlights (void);
189 void R_DrawWorld (void);
190 //void R_RenderDlights (void);
191 void R_DrawParticles (void);
192 void R_MoveParticles (void);
193 void R_DrawExplosions (void);
194 void R_MoveExplosions (void);