samples/quake/jni/r_local.h - platform/gdk - Git at Google

 /*
 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.

 */
 // r_local.h -- private refresh defs

 #ifndef GLQUAKE
 #include "r_shared.h"

 #define ALIAS_BASE_SIZE_RATIO		(1.0 / 11.0)
 					// normalizing factor so player model works out to about
 					//  1 pixel per triangle

 #define BMODEL_FULLY_CLIPPED	0x10 // value returned by R_BmodelCheckBBox ()
 									 //  if bbox is trivially rejected

 //===========================================================================
 // viewmodel lighting

 typedef struct {
 	int			ambientlight;
 	int			shadelight;
 	float		*plightvec;
 } alight_t;

 //===========================================================================
 // clipped bmodel edges

 typedef struct bedge_s
 {
 	mvertex_t		*v[2];
 	struct bedge_s	*pnext;
 } bedge_t;

 typedef struct {
 	float	fv[3];		// viewspace x, y
 } auxvert_t;

 //===========================================================================

 extern cvar_t	r_draworder;
 extern cvar_t	r_speeds;
 extern cvar_t	r_timegraph;
 extern cvar_t	r_graphheight;
 extern cvar_t	r_clearcolor;
 extern cvar_t	r_waterwarp;
 extern cvar_t	r_fullbright;
 extern cvar_t	r_drawentities;
 extern cvar_t	r_aliasstats;
 extern cvar_t	r_dspeeds;
 extern cvar_t	r_drawflat;
 extern cvar_t	r_ambient;
 extern cvar_t	r_reportsurfout;
 extern cvar_t	r_maxsurfs;
 extern cvar_t	r_numsurfs;
 extern cvar_t	r_reportedgeout;
 extern cvar_t	r_maxedges;
 extern cvar_t	r_numedges;

 #define XCENTERING	(1.0 / 2.0)
 #define YCENTERING	(1.0 / 2.0)

 #define CLIP_EPSILON		0.001

 #define BACKFACE_EPSILON	0.01

 //===========================================================================

 #define	DIST_NOT_SET	98765

 // !!! if this is changed, it must be changed in asm_draw.h too !!!
 typedef struct clipplane_s
 {
 	vec3_t		normal;
 	float		dist;
 	struct		clipplane_s	*next;
 	byte		leftedge;
 	byte		rightedge;
 	byte		reserved[2];
 } clipplane_t;

 extern	clipplane_t	view_clipplanes[4];

 //=============================================================================

 void R_RenderWorld (void);

 //=============================================================================

 extern	mplane_t	screenedge[4];

 extern	vec3_t	r_origin;

 extern	vec3_t	r_entorigin;

 extern	float	screenAspect;
 extern	float	verticalFieldOfView;
 extern	float	xOrigin, yOrigin;

 extern	int		r_visframecount;

 //=============================================================================

 extern int	vstartscan;


 void R_ClearPolyList (void);
 void R_DrawPolyList (void);

 //
 // current entity info
 //
 extern	qboolean		insubmodel;
 extern	vec3_t			r_worldmodelorg;


 void R_DrawSprite (void);
 void R_RenderFace (msurface_t *fa, int clipflags);
 void R_RenderPoly (msurface_t *fa, int clipflags);
 void R_RenderBmodelFace (bedge_t *pedges, msurface_t *psurf);
 void R_TransformPlane (mplane_t *p, float *normal, float *dist);
 void R_TransformFrustum (void);
 void R_SetSkyFrame (void);
 void R_DrawSurfaceBlock16 (void);
 void R_DrawSurfaceBlock8 (void);
 texture_t *R_TextureAnimation (texture_t *base);

 #if	id386

 void R_DrawSurfaceBlock8_mip0 (void);
 void R_DrawSurfaceBlock8_mip1 (void);
 void R_DrawSurfaceBlock8_mip2 (void);
 void R_DrawSurfaceBlock8_mip3 (void);

 #endif

 void R_GenSkyTile (void *pdest);
 void R_GenSkyTile16 (void *pdest);
 void R_Surf8Patch (void);
 void R_Surf16Patch (void);
 void R_DrawSubmodelPolygons (model_t *pmodel, int clipflags);
 void R_DrawSolidClippedSubmodelPolygons (model_t *pmodel);

 void R_AddPolygonEdges (emitpoint_t *pverts, int numverts, int miplevel);
 surf_t *R_GetSurf (void);
 void R_AliasDrawModel (alight_t *plighting);
 void R_BeginEdgeFrame (void);
 void R_ScanEdges (void);
 void D_DrawSurfaces (void);
 void R_InsertNewEdges (edge_t *edgestoadd, edge_t *edgelist);
 void R_StepActiveU (edge_t *pedge);
 void R_RemoveEdges (edge_t *pedge);

 extern void R_Surf8Start (void);
 extern void R_Surf8End (void);
 extern void R_Surf16Start (void);
 extern void R_Surf16End (void);
 extern void R_EdgeCodeStart (void);
 extern void R_EdgeCodeEnd (void);

 extern void R_RotateBmodel (void);

 extern int	c_faceclip;
 extern int	r_polycount;
 extern int	r_wholepolycount;

 extern	model_t		*cl_worldmodel;

 extern int		*pfrustum_indexes[4];

 // !!! if this is changed, it must be changed in asm_draw.h too !!!
 #define	NEAR_CLIP	0.01

 extern int			ubasestep, errorterm, erroradjustup, erroradjustdown;
 extern int			vstartscan;

 extern fixed16_t	sadjust, tadjust;
 extern fixed16_t	bbextents, bbextentt;

 #define MAXBVERTINDEXES	1000	// new clipped vertices when clipping bmodels
 								//  to the world BSP
 extern mvertex_t	*r_ptverts, *r_ptvertsmax;

 extern vec3_t			sbaseaxis[3], tbaseaxis[3];
 extern float			entity_rotation[3][3];

 extern int		reinit_surfcache;

 extern int		r_currentkey;
 extern int		r_currentbkey;

 typedef struct btofpoly_s {
 	int			clipflags;
 	msurface_t	*psurf;
 } btofpoly_t;

 #define MAX_BTOFPOLYS	5000	// FIXME: tune this

 extern int			numbtofpolys;
 extern btofpoly_t	*pbtofpolys;

 void	R_InitTurb (void);
 void	R_ZDrawSubmodelPolys (model_t *clmodel);

 //=========================================================
 // Alias models
 //=========================================================

 #define MAXALIASVERTS		2000	// TODO: tune this
 #define ALIAS_Z_CLIP_PLANE	5

 extern int				numverts;
 extern int				a_skinwidth;
 extern mtriangle_t		*ptriangles;
 extern int				numtriangles;
 extern aliashdr_t		*paliashdr;
 extern mdl_t			*pmdl;
 extern float			leftclip, topclip, rightclip, bottomclip;
 extern int				r_acliptype;
 extern finalvert_t		*pfinalverts;
 extern auxvert_t		*pauxverts;

 qboolean R_AliasCheckBBox (void);

 //=========================================================
 // turbulence stuff

 #define	AMP		8*0x10000
 #define	AMP2	3
 #define	SPEED	20

 //=========================================================
 // particle stuff

 void R_DrawParticles (void);
 void R_InitParticles (void);
 void R_ClearParticles (void);
 void R_ReadPointFile_f (void);
 void R_SurfacePatch (void);

 extern int		r_amodels_drawn;
 extern edge_t	*auxedges;
 extern int		r_numallocatededges;
 extern edge_t	*r_edges, *edge_p, *edge_max;

 extern	edge_t	*newedges[MAXHEIGHT];
 extern	edge_t	*removeedges[MAXHEIGHT];

 extern	int	screenwidth;

 // FIXME: make stack vars when debugging done
 extern	edge_t	edge_head;
 extern	edge_t	edge_tail;
 extern	edge_t	edge_aftertail;
 extern int		r_bmodelactive;
 extern vrect_t	*pconupdate;

 extern float		aliasxscale, aliasyscale, aliasxcenter, aliasycenter;
 extern float		r_aliastransition, r_resfudge;

 extern int		r_outofsurfaces;
 extern int		r_outofedges;

 extern mvertex_t	*r_pcurrentvertbase;
 extern int			r_maxvalidedgeoffset;

 void R_AliasClipTriangle (mtriangle_t *ptri);

 extern float	r_time1;
 extern float	dp_time1, dp_time2, db_time1, db_time2, rw_time1, rw_time2;
 extern float	se_time1, se_time2, de_time1, de_time2, dv_time1, dv_time2;
 extern int		r_frustum_indexes[4*6];
 extern int		r_maxsurfsseen, r_maxedgesseen, r_cnumsurfs;
 extern qboolean	r_surfsonstack;
 extern cshift_t	cshift_water;
 extern qboolean	r_dowarpold, r_viewchanged;

 extern mleaf_t	*r_viewleaf, *r_oldviewleaf;

 extern vec3_t	r_emins, r_emaxs;
 extern mnode_t	*r_pefragtopnode;
 extern int		r_clipflags;
 extern int		r_dlightframecount;
 extern qboolean	r_fov_greater_than_90;

 void R_StoreEfrags (efrag_t **ppefrag);
 void R_TimeRefresh_f (void);
 void R_TimeGraph (void);
 void R_PrintAliasStats (void);
 void R_PrintTimes (void);
 void R_PrintDSpeeds (void);
 void R_AnimateLight (void);
 int R_LightPoint (vec3_t p);
 void R_SetupFrame (void);
 void R_cshift_f (void);
 void R_EmitEdge (mvertex_t *pv0, mvertex_t *pv1);
 void R_ClipEdge (mvertex_t *pv0, mvertex_t *pv1, clipplane_t *clip);
 void R_SplitEntityOnNode2 (mnode_t *node);
 void R_MarkLights (dlight_t *light, int bit, mnode_t *node);

 #endif
	/*
	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.

	*/
	// r_local.h -- private refresh defs

	#ifndef GLQUAKE
	#include "r_shared.h"

	#define ALIAS_BASE_SIZE_RATIO (1.0 / 11.0)
	// normalizing factor so player model works out to about
	// 1 pixel per triangle

	#define BMODEL_FULLY_CLIPPED 0x10 // value returned by R_BmodelCheckBBox ()
	// if bbox is trivially rejected

	//===========================================================================
	// viewmodel lighting

	typedef struct {
	int ambientlight;
	int shadelight;
	float *plightvec;
	} alight_t;

	//===========================================================================
	// clipped bmodel edges

	typedef struct bedge_s
	{
	mvertex_t *v[2];
	struct bedge_s *pnext;
	} bedge_t;

	typedef struct {
	float fv[3]; // viewspace x, y
	} auxvert_t;

	//===========================================================================

	extern cvar_t r_draworder;
	extern cvar_t r_speeds;
	extern cvar_t r_timegraph;
	extern cvar_t r_graphheight;
	extern cvar_t r_clearcolor;
	extern cvar_t r_waterwarp;
	extern cvar_t r_fullbright;
	extern cvar_t r_drawentities;
	extern cvar_t r_aliasstats;
	extern cvar_t r_dspeeds;
	extern cvar_t r_drawflat;
	extern cvar_t r_ambient;
	extern cvar_t r_reportsurfout;
	extern cvar_t r_maxsurfs;
	extern cvar_t r_numsurfs;
	extern cvar_t r_reportedgeout;
	extern cvar_t r_maxedges;
	extern cvar_t r_numedges;

	#define XCENTERING (1.0 / 2.0)
	#define YCENTERING (1.0 / 2.0)

	#define CLIP_EPSILON 0.001

	#define BACKFACE_EPSILON 0.01

	//===========================================================================

	#define DIST_NOT_SET 98765

	// !!! if this is changed, it must be changed in asm_draw.h too !!!
	typedef struct clipplane_s
	{
	vec3_t normal;
	float dist;
	struct clipplane_s *next;
	byte leftedge;
	byte rightedge;
	byte reserved[2];
	} clipplane_t;

	extern clipplane_t view_clipplanes[4];

	//=============================================================================

	void R_RenderWorld (void);

	//=============================================================================

	extern mplane_t screenedge[4];

	extern vec3_t r_origin;

	extern vec3_t r_entorigin;

	extern float screenAspect;
	extern float verticalFieldOfView;
	extern float xOrigin, yOrigin;

	extern int r_visframecount;

	//=============================================================================

	extern int vstartscan;


	void R_ClearPolyList (void);
	void R_DrawPolyList (void);

	//
	// current entity info
	//
	extern qboolean insubmodel;
	extern vec3_t r_worldmodelorg;


	void R_DrawSprite (void);
	void R_RenderFace (msurface_t *fa, int clipflags);
	void R_RenderPoly (msurface_t *fa, int clipflags);
	void R_RenderBmodelFace (bedge_t pedges, msurface_t psurf);
	void R_TransformPlane (mplane_t p, float normal, float *dist);
	void R_TransformFrustum (void);
	void R_SetSkyFrame (void);
	void R_DrawSurfaceBlock16 (void);
	void R_DrawSurfaceBlock8 (void);
	texture_t R_TextureAnimation (texture_t base);

	#if id386

	void R_DrawSurfaceBlock8_mip0 (void);
	void R_DrawSurfaceBlock8_mip1 (void);
	void R_DrawSurfaceBlock8_mip2 (void);
	void R_DrawSurfaceBlock8_mip3 (void);

	#endif

	void R_GenSkyTile (void *pdest);
	void R_GenSkyTile16 (void *pdest);
	void R_Surf8Patch (void);
	void R_Surf16Patch (void);
	void R_DrawSubmodelPolygons (model_t *pmodel, int clipflags);
	void R_DrawSolidClippedSubmodelPolygons (model_t *pmodel);

	void R_AddPolygonEdges (emitpoint_t *pverts, int numverts, int miplevel);
	surf_t *R_GetSurf (void);
	void R_AliasDrawModel (alight_t *plighting);
	void R_BeginEdgeFrame (void);
	void R_ScanEdges (void);
	void D_DrawSurfaces (void);
	void R_InsertNewEdges (edge_t edgestoadd, edge_t edgelist);
	void R_StepActiveU (edge_t *pedge);
	void R_RemoveEdges (edge_t *pedge);

	extern void R_Surf8Start (void);
	extern void R_Surf8End (void);
	extern void R_Surf16Start (void);
	extern void R_Surf16End (void);
	extern void R_EdgeCodeStart (void);
	extern void R_EdgeCodeEnd (void);

	extern void R_RotateBmodel (void);

	extern int c_faceclip;
	extern int r_polycount;
	extern int r_wholepolycount;

	extern model_t *cl_worldmodel;

	extern int *pfrustum_indexes[4];

	// !!! if this is changed, it must be changed in asm_draw.h too !!!
	#define NEAR_CLIP 0.01

	extern int ubasestep, errorterm, erroradjustup, erroradjustdown;
	extern int vstartscan;

	extern fixed16_t sadjust, tadjust;
	extern fixed16_t bbextents, bbextentt;

	#define MAXBVERTINDEXES 1000 // new clipped vertices when clipping bmodels
	// to the world BSP
	extern mvertex_t r_ptverts, r_ptvertsmax;

	extern vec3_t sbaseaxis[3], tbaseaxis[3];
	extern float entity_rotation[3][3];

	extern int reinit_surfcache;

	extern int r_currentkey;
	extern int r_currentbkey;

	typedef struct btofpoly_s {
	int clipflags;
	msurface_t *psurf;
	} btofpoly_t;

	#define MAX_BTOFPOLYS 5000 // FIXME: tune this

	extern int numbtofpolys;
	extern btofpoly_t *pbtofpolys;

	void R_InitTurb (void);
	void R_ZDrawSubmodelPolys (model_t *clmodel);

	//=========================================================
	// Alias models
	//=========================================================

	#define MAXALIASVERTS 2000 // TODO: tune this
	#define ALIAS_Z_CLIP_PLANE 5

	extern int numverts;
	extern int a_skinwidth;
	extern mtriangle_t *ptriangles;
	extern int numtriangles;
	extern aliashdr_t *paliashdr;
	extern mdl_t *pmdl;
	extern float leftclip, topclip, rightclip, bottomclip;
	extern int r_acliptype;
	extern finalvert_t *pfinalverts;
	extern auxvert_t *pauxverts;

	qboolean R_AliasCheckBBox (void);

	//=========================================================
	// turbulence stuff

	#define AMP 8*0x10000
	#define AMP2 3
	#define SPEED 20

	//=========================================================
	// particle stuff

	void R_DrawParticles (void);
	void R_InitParticles (void);
	void R_ClearParticles (void);
	void R_ReadPointFile_f (void);
	void R_SurfacePatch (void);

	extern int r_amodels_drawn;
	extern edge_t *auxedges;
	extern int r_numallocatededges;
	extern edge_t r_edges, edge_p, *edge_max;

	extern edge_t *newedges[MAXHEIGHT];
	extern edge_t *removeedges[MAXHEIGHT];

	extern int screenwidth;

	// FIXME: make stack vars when debugging done
	extern edge_t edge_head;
	extern edge_t edge_tail;
	extern edge_t edge_aftertail;
	extern int r_bmodelactive;
	extern vrect_t *pconupdate;

	extern float aliasxscale, aliasyscale, aliasxcenter, aliasycenter;
	extern float r_aliastransition, r_resfudge;

	extern int r_outofsurfaces;
	extern int r_outofedges;

	extern mvertex_t *r_pcurrentvertbase;
	extern int r_maxvalidedgeoffset;

	void R_AliasClipTriangle (mtriangle_t *ptri);

	extern float r_time1;
	extern float dp_time1, dp_time2, db_time1, db_time2, rw_time1, rw_time2;
	extern float se_time1, se_time2, de_time1, de_time2, dv_time1, dv_time2;
	extern int r_frustum_indexes[4*6];
	extern int r_maxsurfsseen, r_maxedgesseen, r_cnumsurfs;
	extern qboolean r_surfsonstack;
	extern cshift_t cshift_water;
	extern qboolean r_dowarpold, r_viewchanged;

	extern mleaf_t r_viewleaf, r_oldviewleaf;

	extern vec3_t r_emins, r_emaxs;
	extern mnode_t *r_pefragtopnode;
	extern int r_clipflags;
	extern int r_dlightframecount;
	extern qboolean r_fov_greater_than_90;

	void R_StoreEfrags (efrag_t **ppefrag);
	void R_TimeRefresh_f (void);
	void R_TimeGraph (void);
	void R_PrintAliasStats (void);
	void R_PrintTimes (void);
	void R_PrintDSpeeds (void);
	void R_AnimateLight (void);
	int R_LightPoint (vec3_t p);
	void R_SetupFrame (void);
	void R_cshift_f (void);
	void R_EmitEdge (mvertex_t pv0, mvertex_t pv1);
	void R_ClipEdge (mvertex_t pv0, mvertex_t pv1, clipplane_t *clip);
	void R_SplitEntityOnNode2 (mnode_t *node);
	void R_MarkLights (dlight_t light, int bit, mnode_t node);

	#endif