363 lines
10 KiB
C
363 lines
10 KiB
C
/*
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r_local.h
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private refresh defs
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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:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef _R_LOCAL_H
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#define _R_LOCAL_H
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#include "QF/iqm.h"
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#include "QF/mathlib.h"
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#include "QF/model.h"
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#include "QF/render.h"
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#include "QF/vid.h"
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#include "r_shared.h"
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#define ALIAS_BASE_SIZE_RATIO (1.0 / 11.0)
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// normalizing factor so player model works out to about
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// 1 pixel per triangle
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#define BMODEL_FULLY_CLIPPED 0x10 // value returned by R_BmodelCheckBBox ()
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// if bbox is trivially rejected
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// viewmodel lighting =======================================================
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typedef struct {
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int ambientlight;
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int shadelight;
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float *plightvec;
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} alight_t;
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// clipped bmodel edges =====================================================
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typedef struct bedge_s
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{
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mvertex_t *v[2];
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struct bedge_s *pnext;
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} bedge_t;
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typedef struct {
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float fv[3]; // viewspace x, y
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} auxvert_t;
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//===========================================================================
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extern struct cvar_s *r_speeds;
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extern struct cvar_s *r_timegraph;
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extern struct cvar_s *r_graphheight;
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extern struct cvar_s *r_clearcolor;
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extern struct cvar_s *r_waterwarp;
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extern struct cvar_s *r_fullbright;
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extern struct cvar_s *r_drawentities;
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extern struct cvar_s *r_aliasstats;
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extern struct cvar_s *r_dspeeds;
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extern struct cvar_s *r_drawflat;
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extern struct cvar_s *r_ambient;
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extern struct cvar_s *r_reportsurfout;
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extern struct cvar_s *r_maxsurfs;
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extern struct cvar_s *r_numsurfs;
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extern struct cvar_s *r_reportedgeout;
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extern struct cvar_s *r_maxedges;
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extern struct cvar_s *r_numedges;
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extern float cl_wateralpha;
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#define XCENTERING (1.0 / 2.0)
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#define YCENTERING (1.0 / 2.0)
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#define CLIP_EPSILON 0.001
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#define BACKFACE_EPSILON 0.01
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//===========================================================================
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#define DIST_NOT_SET 98765
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// !!! if this is changed, it must be changed in asm_draw.h too !!!
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typedef struct clipplane_s
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{
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vec3_t normal;
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float dist;
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struct clipplane_s *next;
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byte leftedge;
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byte rightedge;
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byte reserved[2];
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} clipplane_t;
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extern clipplane_t view_clipplanes[4];
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//=============================================================================
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void R_RenderWorld (void);
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//=============================================================================
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extern plane_t screenedge[4];
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extern vec3_t r_origin;
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extern vec3_t r_entorigin;
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extern int r_visframecount;
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//=============================================================================
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extern int vstartscan;
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void R_ClearPolyList (void);
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void R_DrawPolyList (void);
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// Surface cache related ==========
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extern qboolean r_cache_thrash; // set if thrashing the surface cache
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// current entity info
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extern qboolean insubmodel;
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extern vec3_t r_worldmodelorg;
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extern mat4_t glsl_projection;
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extern mat4_t glsl_view;
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void R_SetFrustum (void);
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void R_SpriteBegin (void);
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void R_SpriteEnd (void);
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void R_DrawSprite (void);
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void R_RenderFace (msurface_t *fa, int clipflags);
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void R_RenderPoly (msurface_t *fa, int clipflags);
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void R_RenderBmodelFace (bedge_t *pedges, msurface_t *psurf);
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void R_TransformPlane (plane_t *p, float *normal, float *dist);
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void R_TransformFrustum (void);
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void R_SetSkyFrame (void);
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void R_DrawSurfaceBlock (void);
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texture_t *R_TextureAnimation (msurface_t *surf) __attribute__((pure));
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void R_GenSkyTile (void *pdest);
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void R_SurfPatch (void);
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void R_DrawSubmodelPolygons (model_t *pmodel, int clipflags);
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void R_DrawSolidClippedSubmodelPolygons (model_t *pmodel);
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void R_AddPolygonEdges (emitpoint_t *pverts, int numverts, int miplevel);
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surf_t *R_GetSurf (void);
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void R_AliasClipAndProjectFinalVert (finalvert_t *fv, auxvert_t *av);
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void R_AliasDrawModel (alight_t *plighting);
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void R_IQMDrawModel (alight_t *plighting);
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maliasskindesc_t *R_AliasGetSkindesc (int skinnum, aliashdr_t *hdr);
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maliasframedesc_t *R_AliasGetFramedesc (int framenum, aliashdr_t *hdr);
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float R_AliasGetLerpedFrames (entity_t *ent, aliashdr_t *hdr);
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float R_IQMGetLerpedFrames (entity_t *ent, iqm_t *hdr);
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iqmframe_t *R_IQMBlendFrames (const iqm_t *iqm, int frame1, int frame2,
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float blend, int extra);
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iqmframe_t *R_IQMBlendPalette (const iqm_t *iqm, int frame1, int frame2,
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float blend, int extra,
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iqmblend_t *blend_palette, int palette_size);
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float R_EntityBlend (entity_t *ent, int pose, float interval);
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void R_BeginEdgeFrame (void);
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void R_ScanEdges (void);
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void D_DrawSurfaces (void);
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void R_InsertNewEdges (edge_t *edgestoadd, edge_t *edgelist);
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void R_StepActiveU (edge_t *pedge);
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void R_RemoveEdges (edge_t *pedge);
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void R_AddTexture (texture_t *tex);
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struct vulkan_ctx_s;
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void R_ClearTextures (void);
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void R_InitSurfaceChains (mod_brush_t *brush);
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extern void R_Surf8Start (void);
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extern void R_Surf8End (void);
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extern void R_EdgeCodeStart (void);
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extern void R_EdgeCodeEnd (void);
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extern void R_RotateBmodel (void);
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extern int c_faceclip;
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extern int r_polycount;
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extern model_t *cl_worldmodel;
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extern int *pfrustum_indexes[4];
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// !!! if this is changed, it must be changed in asm_draw.h too !!!
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#define NEAR_CLIP 0.01
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extern fixed16_t sadjust, tadjust;
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extern fixed16_t bbextents, bbextentt;
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#define MAXBVERTINDEXES 1000 // new clipped vertices when clipping bmodels
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// to the world BSP
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extern mvertex_t *r_ptverts, *r_ptvertsmax;
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extern vec3_t sbaseaxis[3], tbaseaxis[3];
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extern int r_currentkey;
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extern int r_currentbkey;
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typedef struct btofpoly_s {
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int clipflags;
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msurface_t *psurf;
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} btofpoly_t;
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#define MAX_BTOFPOLYS 5000 // FIXME: tune this
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extern int numbtofpolys;
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void R_InitTurb (void);
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void R_ZDrawSubmodelPolys (model_t *clmodel);
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// Alias models ===========================================
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#define ALIAS_Z_CLIP_PLANE 5
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extern int numverts;
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extern int numtriangles;
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extern float leftclip, topclip, rightclip, bottomclip;
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extern int r_acliptype;
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extern finalvert_t *pfinalverts;
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extern auxvert_t *pauxverts;
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extern float ziscale, sw32_ziscale;
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extern float aliastransform[3][4];
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qboolean R_AliasCheckBBox (void);
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// turbulence stuff =======================================
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#define AMP 8*0x10000
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#define AMP2 3
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#define SPEED 20
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// particle stuff =========================================
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void R_DrawParticles (void);
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void R_InitParticles (void);
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void R_ClearParticles (void);
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void R_ReadPointFile_f (void);
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void R_InitSprites (void);
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void R_SurfacePatch (void);
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// renderer stuff again ===================================
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extern int r_amodels_drawn;
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extern edge_t *auxedges;
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extern int r_numallocatededges;
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extern edge_t *r_edges, *edge_p, *edge_max;
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extern edge_t *newedges[MAXHEIGHT];
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extern edge_t *removeedges[MAXHEIGHT];
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extern int screenwidth;
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extern int r_bmodelactive;
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extern vrect_t *pconupdate;
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extern float aliasxscale, aliasyscale, aliasxcenter, aliasycenter;
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extern float r_aliastransition, r_resfudge;
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extern int r_outofsurfaces;
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extern int r_outofedges;
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extern mvertex_t *r_pcurrentvertbase;
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extern int r_maxvalidedgeoffset;
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void R_AliasClipTriangle (mtriangle_t *ptri);
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extern float r_time1;
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extern int r_frustum_indexes[4*6];
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extern int r_maxsurfsseen, r_maxedgesseen;
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extern qboolean r_dowarpold, r_viewchanged;
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extern mleaf_t *r_viewleaf;
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extern int r_clipflags;
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extern int r_dlightframecount;
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extern struct entity_s *r_ent_queue;
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struct dlight_s;
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extern vec3_t lightspot;
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void R_StoreEfrags (const efrag_t *ppefrag);
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void R_TimeRefresh_f (void);
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void R_TimeGraph (void);
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void R_ZGraph (void);
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void R_PrintAliasStats (void);
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void R_PrintTimes (void);
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void R_AnimateLight (void);
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int R_LightPoint (mod_brush_t *brush, const vec3_t p);
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void R_SetupFrame (void);
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void R_cshift_f (void);
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void R_EmitEdge (mvertex_t *pv0, mvertex_t *pv1);
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void R_ClipEdge (mvertex_t *pv0, mvertex_t *pv1, clipplane_t *clip);
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void R_RecursiveMarkLights (mod_brush_t *brush, const vec3_t lightorigin,
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struct dlight_s *light, int bit, mnode_t *node);
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void R_MarkLights (const vec3_t lightorigin, struct dlight_s *light, int bit,
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model_t *model);
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void R_LoadSkys (const char *);
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//void Vulkan_R_LoadSkys (const char *, struct vulkan_ctx_s *ctx);
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void R_LowFPPrecision (void);
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void R_HighFPPrecision (void);
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void R_SetFPCW (void);
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void R_AliasProjectFinalVert (finalvert_t *fv, auxvert_t *av);
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void R_Alias_clip_left (finalvert_t *pfv0, finalvert_t *pfv1,
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finalvert_t *out);
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void R_Alias_clip_right (finalvert_t *pfv0, finalvert_t *pfv1,
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finalvert_t *out);
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void R_Alias_clip_bottom (finalvert_t *pfv0, finalvert_t *pfv1,
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finalvert_t *out);
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void R_Alias_clip_top (finalvert_t *pfv0, finalvert_t *pfv1, finalvert_t *out);
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void R_AliasSetUpTransform (int trivial_accept);
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void R_AliasTransformVector (vec3_t in, vec3_t out);
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void R_AliasTransformFinalVert (finalvert_t *fv, trivertx_t *pverts,
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stvert_t *pstverts);
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void R_AliasTransformAndProjectFinalVerts (finalvert_t *fv, stvert_t *pstverts);
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void R_GenerateSpans (void);
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void R_InitVars (void);
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void R_LoadSky_f (void);
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extern byte crosshair_data[];
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#define CROSSHAIR_WIDTH 8
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#define CROSSHAIR_HEIGHT 8
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#define CROSSHAIR_TILEX 2
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#define CROSSHAIR_TILEY 2
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#define CROSSHAIR_COUNT (CROSSHAIR_TILEX * CROSSHAIR_TILEY)
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//NOTE: This is packed 8x8 bitmap data, one byte per scanline, 8 scanlines
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////per character. Also, it is NOT the quake font, but the IBM charset.
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extern byte font8x8_data[];
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struct qpic_s *Draw_CrosshairPic (void);
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struct qpic_s *Draw_Font8x8Pic (void);
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struct tex_s *R_DotParticleTexture (void);
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struct tex_s *R_SparkParticleTexture (void);
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struct tex_s *R_SmokeParticleTexture (void);
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#endif // _R_LOCAL_H
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