*/
-// refresh.h -- public interface to refresh functions
+#ifndef RENDER_H
+#define RENDER_H
+
+// flag arrays used for visibility checking on world model
+// (all other entities have no per-surface/per-leaf visibility checks)
+// TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
+qbyte r_pvsbits[(32768+7)>>3];
+// TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
+qbyte r_worldleafvisible[32768];
+// TODO: dynamic resize according to r_refdef.worldmodel->brush.num_surfaces
+qbyte r_worldsurfacevisible[262144];
+
+extern matrix4x4_t r_identitymatrix;
+
+// 1.0f / N table
+extern float ixtable[4096];
// far clip distance for scene
-extern cvar_t r_farclip;
+extern float r_farclip;
// fog stuff
extern void FOG_clear(void);
extern float fog_density, fog_red, fog_green, fog_blue;
+// sky stuff
+extern cvar_t r_sky;
+extern cvar_t r_skyscroll1;
+extern cvar_t r_skyscroll2;
+extern int skyrendernow, skyrendermasked;
+extern int R_SetSkyBox(const char *sky);
+extern void R_SkyStartFrame(void);
+extern void R_Sky(void);
+extern void R_ResetSkyBox(void);
+
// SHOWLMP stuff (Nehahra)
extern void SHOWLMP_decodehide(void);
extern void SHOWLMP_decodeshow(void);
extern void SHOWLMP_clear(void);
// render profiling stuff
-extern qboolean intimerefresh;
-extern cvar_t r_speeds2;
-extern char r_speeds2_string[1024];
+extern char r_speeds_string[1024];
// lighting stuff
-extern vec3_t lightspot;
extern cvar_t r_ambient;
-extern int lightscalebit;
-extern float lightscale;
-
-// model rendering stuff
-extern float *aliasvert;
-extern float *aliasvertnorm;
-extern byte *aliasvertcolor;
+extern cvar_t gl_flashblend;
// vis stuff
extern cvar_t r_novis;
-// model transform stuff
-extern cvar_t gl_transform;
+// detail texture stuff
+extern cvar_t r_detailtextures;
-// LordHavoc: 1.0f / N table
-extern float ixtable[4096];
+extern cvar_t r_lerpsprites;
+extern cvar_t r_lerpmodels;
+extern cvar_t r_waterscroll;
+extern cvar_t r_watershader;
+
+// useful functions for rendering
+void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b);
+void R_FillColors(float *out, int verts, float r, float g, float b, float a);
#define TOP_RANGE 16 // soldier uniform colors
#define BOTTOM_RANGE 96
//=============================================================================
-typedef struct frameblend_s
-{
- int frame;
- float lerp;
-}
-frameblend_t;
-
-// LordHavoc: nothing in this structure is persistant, it may be overwritten by the client every frame, for persistant data use entity_lerp_t.
-typedef struct entity_render_s
-{
- vec3_t origin; // location
- vec3_t angles; // orientation
- float colormod[3]; // color tint for model
- float alpha; // opacity (alpha) of the model
- float scale; // size the model is shown
-
- model_t *model; // NULL = no model
- int frame; // current uninterpolated animation frame (for things which do not use interpolation)
- int colormap; // entity shirt and pants colors
- int effects; // light, particles, etc
- int skinnum; // for Alias models
- int flags; // render flags
-
- // these are copied from the persistent data
- int frame1; // frame that the model is interpolating from
- int frame2; // frame that the model is interpolating to
- double framelerp; // interpolation factor, usually computed from frame2time
- double frame1time; // time frame1 began playing (for framegroup animations)
- double frame2time; // time frame2 began playing (for framegroup animations)
-
- // calculated by the renderer (but not persistent)
- int visframe; // if visframe == r_framecount, it is visible
- vec3_t mins, maxs; // calculated during R_AddModelEntities
- frameblend_t frameblend[4]; // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
-}
-entity_render_t;
-
-typedef struct entity_persistent_s
-{
- // particles
- vec3_t trail_origin; // trail rendering
- float trail_time; // trail rendering
-
- // interpolated animation
- int modelindex; // lerp resets when model changes
- int frame1; // frame that the model is interpolating from
- int frame2; // frame that the model is interpolating to
- double framelerp; // interpolation factor, usually computed from frame2time
- double frame1time; // time frame1 began playing (for framegroup animations)
- double frame2time; // time frame2 began playing (for framegroup animations)
-}
-entity_persistent_t;
-
-typedef struct entity_s
-{
- entity_state_t state_baseline; // baseline state (default values)
- entity_state_t state_previous; // previous state (interpolating from this)
- entity_state_t state_current; // current state (interpolating to this)
-
- entity_persistent_t persistent; // used for regenerating parts of render
-
- entity_render_t render; // the only data the renderer should know about
-}
-entity_t;
-
-typedef struct
-{
- // area to render in
- int x, y, width, height;
- float fov_x, fov_y;
-
- // view point
- vec3_t vieworg;
- vec3_t viewangles;
-}
-refdef_t;
-
-extern qboolean hlbsp;
-//extern qboolean r_cache_thrash; // compatability
-extern vec3_t modelorg;
-extern entity_render_t *currentrenderentity;
-extern int r_framecount;
-extern mplane_t frustum[4];
-extern int c_brush_polys, c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights;
+extern int r_framecount;
+extern mplane_t frustum[4];
+extern int c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights, c_meshs, c_meshelements, c_rt_lights, c_rt_clears, c_rt_scissored, c_rt_shadowmeshes, c_rt_shadowtris, c_rt_lightmeshes, c_rt_lighttris, c_rtcached_shadowmeshes, c_rtcached_shadowtris, c_bloom, c_bloomcopies, c_bloomcopypixels, c_bloomdraws, c_bloomdrawpixels;
+
+// brightness of world lightmaps and related lighting
+// (often reduced when world rtlights are enabled)
+extern float r_lightmapintensity;
+// whether to draw world lights realtime, dlights realtime, and their shadows
+extern qboolean r_rtworld;
+extern qboolean r_rtworldshadows;
+extern qboolean r_rtdlight;
+extern qboolean r_rtdlightshadows;
+
+// forces all rendering to draw triangle outlines
+extern cvar_t r_showtris;
+extern int r_showtrispass;
//
// view origin
//
-extern vec3_t vup;
-extern vec3_t vpn;
-extern vec3_t vright;
-extern vec3_t r_origin;
+extern vec3_t r_vieworigin;
+extern vec3_t r_viewforward;
+extern vec3_t r_viewleft;
+extern vec3_t r_viewright;
+extern vec3_t r_viewup;
+extern int r_view_x;
+extern int r_view_y;
+extern int r_view_z;
+extern int r_view_width;
+extern int r_view_height;
+extern int r_view_depth;
+extern float r_view_fov_x;
+extern float r_view_fov_y;
+extern matrix4x4_t r_view_matrix;
-//
-// screen size info
-//
-extern refdef_t r_refdef;
extern mleaf_t *r_viewleaf, *r_oldviewleaf;
extern unsigned short d_lightstylevalue[256]; // 8.8 fraction of base light value
extern qboolean envmap;
-extern cvar_t r_drawentities;
-extern cvar_t r_drawviewmodel;
-extern cvar_t r_speeds;
-extern cvar_t r_fullbright;
-extern cvar_t r_wateralpha;
-extern cvar_t r_dynamic;
-extern cvar_t r_waterripple;
-
-//extern float r_world_matrix[16];
-
-void R_Init (void);
-void R_RenderView (void); // must set r_refdef first
-
-// LordHavoc: changed this for sake of GLQuake
-void R_InitSky (byte *src, int bytesperpixel); // called at level load
+extern cvar_t r_drawentities;
+extern cvar_t r_drawviewmodel;
+extern cvar_t r_speeds;
+extern cvar_t r_fullbright;
+extern cvar_t r_wateralpha;
+extern cvar_t r_dynamic;
+extern cvar_t r_drawcollisionbrushes;
-//int R_VisibleCullBox (vec3_t mins, vec3_t maxs);
+void R_Init(void);
+void R_UpdateWorld(void); // needs no r_refdef
+void R_RenderView(void); // must call R_UpdateWorld and set r_refdef first
-void R_NewMap (void);
-#include "r_decals.h"
+void R_InitSky (qbyte *src, int bytesperpixel); // called at level load
-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, entity_t *ent);
-void R_RocketTrail2 (vec3_t start, vec3_t end, int type, entity_t *ent);
-void R_SparkShower (vec3_t org, vec3_t dir, int count);
-void R_BloodPuff (vec3_t org, vec3_t vel, int count);
-void R_FlameCube (vec3_t mins, vec3_t maxs, int count);
-void R_Flames (vec3_t org, vec3_t vel, int count);
-
-void R_EntityParticles (entity_t *ent);
-void R_BlobExplosion (vec3_t org);
-void R_ParticleExplosion (vec3_t org, int smoke);
-void R_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength);
-void R_LavaSplash (vec3_t org);
-void R_TeleportSplash (vec3_t org);
-
-void R_NewExplosion(vec3_t org);
-
-void R_PushDlights (void);
-void R_DrawWorld (void);
-//void R_RenderDlights (void);
-void R_DrawParticles (void);
-void R_MoveParticles (void);
-void R_DrawExplosions (void);
-void R_MoveExplosions (void);
-
-#include "r_clip.h"
-
-// LordHavoc: vertex transform
-#include "transform.h"
-
-// LordHavoc: transparent polygon system
-#include "gl_poly.h"
+void R_WorldVisibility();
+void R_DrawParticles(void);
+void R_DrawExplosions(void);
#define gl_solid_format 3
#define gl_alpha_format 4
-//#define PARANOID
-
-// LordHavoc: was a major time waster
-#define R_CullBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) == 2 || frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) == 2 || frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) == 2 || frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) == 2)
-#define R_NotCulledBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) != 2 && frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) != 2 && frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) != 2 && frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) != 2)
+int R_CullBox(const vec3_t mins, const vec3_t maxs);
extern qboolean fogenabled;
extern vec3_t fogcolor;
extern vec_t fogdensity;
-//#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2])*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2]))))
-#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0])*((v)[0] - r_origin[0])+((v)[1] - r_origin[1])*((v)[1] - r_origin[1])+((v)[2] - r_origin[2])*((v)[2] - r_origin[2])))))
-#define calcfogbyte(v) ((byte) (bound(0, ((int) ((float) (calcfog((v)) * 255.0f))), 255)))
+#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_vieworigin[0])*((v)[0] - r_vieworigin[0])+((v)[1] - r_vieworigin[1])*((v)[1] - r_vieworigin[1])+((v)[2] - r_vieworigin[2])*((v)[2] - r_vieworigin[2])))))
+#define calcfogbyte(v) ((qbyte) (bound(0, ((int) ((float) (calcfog((v)) * 255.0f))), 255)))
#include "r_modules.h"
-extern qboolean lighthalf;
+#include "meshqueue.h"
#include "r_lerpanim.h"
-void GL_LockArray(int first, int count);
-void GL_UnlockArray(void);
+extern cvar_t r_render;
+extern cvar_t r_waterwarp;
-void R_DrawBrushModel (void);
-void R_DrawAliasModel (void);
-void R_DrawSpriteModel (void);
+extern cvar_t r_textureunits;
+extern cvar_t gl_polyblend;
+extern cvar_t gl_dither;
-void R_ClipSprite (void);
-void R_Entity_Callback(void *data, void *junk);
+#include "gl_backend.h"
+
+#include "r_light.h"
+
+void R_TimeReport(char *name);
+void R_TimeReport_Start(void);
+void R_TimeReport_End(void);
+
+// r_stain
+void R_Stain(const vec3_t origin, float radius, int cr1, int cg1, int cb1, int ca1, int cr2, int cg2, int cb2, int ca2);
+
+void R_DrawWorldCrosshair(void);
+void R_Draw2DCrosshair(void);
+
+void R_CalcBeam_Vertex3f(float *vert, const vec3_t org1, const vec3_t org2, float width);
+void R_DrawSprite(int blendfunc1, int blendfunc2, rtexture_t *texture, int depthdisable, const vec3_t origin, const vec3_t left, const vec3_t up, float scalex1, float scalex2, float scaley1, float scaley2, float cr, float cg, float cb, float ca);
+
+#endif
-extern cvar_t r_render;
-extern cvar_t r_upload;
-extern cvar_t r_ser;
-#include "image.h"
-
-// if contents is not zero, it will impact on content changes
-// (leafs matching contents are considered empty, others are solid)
-extern int traceline_endcontents; // set by TraceLine
-float TraceLine (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal, int contents);