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-rw-r--r--apps/plugins/sdl/progs/quake/render.h158
1 files changed, 158 insertions, 0 deletions
diff --git a/apps/plugins/sdl/progs/quake/render.h b/apps/plugins/sdl/progs/quake/render.h
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+++ b/apps/plugins/sdl/progs/quake/render.h
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+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+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.
+
+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.
+
+*/
+
+// refresh.h -- public interface to refresh functions
+
+#define MAXCLIPPLANES 11
+
+#define TOP_RANGE 16 // soldier uniform colors
+#define BOTTOM_RANGE 96
+
+//=============================================================================
+
+typedef struct efrag_s
+{
+ struct mleaf_s *leaf;
+ struct efrag_s *leafnext;
+ struct entity_s *entity;
+ struct efrag_s *entnext;
+} efrag_t;
+
+
+typedef struct entity_s
+{
+ qboolean forcelink; // model changed
+
+ int update_type;
+
+ entity_state_t baseline; // to fill in defaults in updates
+
+ double msgtime; // time of last update
+ vec3_t msg_origins[2]; // last two updates (0 is newest)
+ vec3_t origin;
+ vec3_t msg_angles[2]; // last two updates (0 is newest)
+ vec3_t angles;
+ struct model_s *model; // NULL = no model
+ struct efrag_s *efrag; // linked list of efrags
+ int frame;
+ float syncbase; // for client-side animations
+ byte *colormap;
+ int effects; // light, particals, etc
+ int skinnum; // for Alias models
+ int visframe; // last frame this entity was
+ // found in an active leaf
+
+ int dlightframe; // dynamic lighting
+ int dlightbits;
+
+// FIXME: could turn these into a union
+ int trivial_accept;
+ struct mnode_s *topnode; // for bmodels, first world node
+ // that splits bmodel, or NULL if
+ // not split
+} entity_t;
+
+// !!! if this is changed, it must be changed in asm_draw.h too !!!
+typedef struct
+{
+ vrect_t vrect; // subwindow in video for refresh
+ // FIXME: not need vrect next field here?
+ vrect_t aliasvrect; // scaled Alias version
+ int vrectright, vrectbottom; // right & bottom screen coords
+ int aliasvrectright, aliasvrectbottom; // scaled Alias versions
+ float vrectrightedge; // rightmost right edge we care about,
+ // for use in edge list
+ float fvrectx, fvrecty; // for floating-point compares
+ float fvrectx_adj, fvrecty_adj; // left and top edges, for clamping
+ int vrect_x_adj_shift20; // (vrect.x + 0.5 - epsilon) << 20
+ int vrectright_adj_shift20; // (vrectright + 0.5 - epsilon) << 20
+ float fvrectright_adj, fvrectbottom_adj;
+ // right and bottom edges, for clamping
+ float fvrectright; // rightmost edge, for Alias clamping
+ float fvrectbottom; // bottommost edge, for Alias clamping
+ float horizontalFieldOfView; // at Z = 1.0, this many X is visible
+ // 2.0 = 90 degrees
+ float xOrigin; // should probably allways be 0.5
+ float yOrigin; // between be around 0.3 to 0.5
+
+ vec3_t vieworg;
+ vec3_t viewangles;
+
+ float fov_x, fov_y;
+
+ int ambientlight;
+} refdef_t;
+
+
+//
+// refresh
+//
+extern int reinit_surfcache;
+
+
+extern refdef_t r_refdef;
+extern vec3_t r_origin, vpn, vright, vup;
+
+extern struct texture_s *r_notexture_mip;
+
+
+void R_Init (void);
+void R_InitTextures (void);
+void R_InitEfrags (void);
+void R_RenderView (void); // must set r_refdef first
+void R_ViewChanged (vrect_t *pvrect, int lineadj, float aspect);
+ // called whenever r_refdef or vid change
+void R_InitSky (struct texture_s *mt); // called at level load
+
+void R_AddEfrags (entity_t *ent);
+void R_RemoveEfrags (entity_t *ent);
+
+void R_NewMap (void);
+
+
+void R_ParseParticleEffect (void);
+void R_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count);
+void R_RocketTrail (vec3_t start, vec3_t end, int type);
+
+#ifdef QUAKE2
+void R_DarkFieldParticles (entity_t *ent);
+#endif
+void R_EntityParticles (entity_t *ent);
+void R_BlobExplosion (vec3_t org);
+void R_ParticleExplosion (vec3_t org);
+void R_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength);
+void R_LavaSplash (vec3_t org);
+void R_TeleportSplash (vec3_t org);
+
+void R_PushDlights (void);
+
+
+//
+// surface cache related
+//
+extern int reinit_surfcache; // if 1, surface cache is currently empty and
+extern qboolean r_cache_thrash; // set if thrashing the surface cache
+
+int D_SurfaceCacheForRes (int width, int height);
+void D_FlushCaches (void);
+void D_DeleteSurfaceCache (void);
+void D_InitCaches (void *buffer, int size);
+void R_SetVrect (vrect_t *pvrect, vrect_t *pvrectin, int lineadj);
+