merged q1bsp and q3bsp surface rendering

[xonotic/darkplaces.git] / render.h

diff --git a/render.h b/render.h
index 33d3acd70cdb74f51723eea1add94c0a9829bf06..85b927a0ea99b220f0e36f4c671b6ab1f9edd1f6 100644 (file)
--- a/render.h
+++ b/render.h
@@ -21,7 +21,14 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #ifndef RENDER_H
 #define RENDER_H
 
-extern qbyte r_pvsbits[(MAX_MAP_LEAFS+7)>>3];
+// 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;
 
@@ -37,11 +44,12 @@ 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_ResetQuakeSky(void);
 extern void R_ResetSkyBox(void);
 
 // SHOWLMP stuff (Nehahra)
@@ -51,16 +59,11 @@ extern void SHOWLMP_drawall(void);
 extern void SHOWLMP_clear(void);
 
 // render profiling stuff
-extern qboolean intimerefresh;
 extern char r_speeds_string[1024];
 
 // lighting stuff
 extern cvar_t r_ambient;
-
-// model rendering stuff
-extern float *aliasvert;
-extern float *aliasvertnorm;
-extern float *aliasvertcolor;
+extern cvar_t gl_flashblend;
 
 // vis stuff
 extern cvar_t r_novis;
@@ -82,19 +85,41 @@ void R_FillColors(float *out, int verts, float r, float g, float b, float a);
 
 //=============================================================================
 
-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;
+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  r_vieworigin;
-extern vec3_t  r_viewforward;
-extern vec3_t  r_viewleft;
-extern vec3_t  r_viewright;
-extern vec3_t  r_viewup;
+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;
 
 extern mleaf_t         *r_viewleaf, *r_oldviewleaf;
 extern unsigned short  d_lightstylevalue[256]; // 8.8 fraction of base light value
@@ -109,22 +134,20 @@ extern cvar_t r_wateralpha;
 extern cvar_t r_dynamic;
 extern cvar_t r_drawcollisionbrushes;
 
-void R_Init (void);
-void R_RenderView (void); // must set r_refdef first
+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_InitSky (qbyte *src, int bytesperpixel); // called at level load
 
-void R_WorldVisibility(entity_render_t *ent);
-void R_DrawWorld(entity_render_t *ent);
+void R_WorldVisibility();
 void R_DrawParticles(void);
 void R_DrawExplosions(void);
 
 #define gl_solid_format 3
 #define gl_alpha_format 4
 
-//#define PARANOID 1
-
 int R_CullBox(const vec3_t mins, const vec3_t maxs);
 
 extern qboolean fogenabled;
@@ -133,17 +156,6 @@ extern vec_t fogdensity;
 #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)))
 
-// start a farclip measuring session
-void R_FarClip_Start(vec3_t origin, vec3_t direction, vec_t startfarclip);
-// enlarge farclip to accomodate box
-void R_FarClip_Box(vec3_t mins, vec3_t maxs);
-// return farclip value
-float R_FarClip_Finish(void);
-
-// updates farclip distance so it is large enough for the specified box
-// (*important*)
-void R_Mesh_EnlargeFarClipBBox(vec3_t mins, vec3_t maxs);
-
 #include "r_modules.h"
 
 #include "meshqueue.h"
@@ -151,14 +163,21 @@ void R_Mesh_EnlargeFarClipBBox(vec3_t mins, vec3_t maxs);
 #include "r_lerpanim.h"
 
 extern cvar_t r_render;
+extern cvar_t r_waterwarp;
 
 extern cvar_t r_textureunits;
+extern cvar_t gl_polyblend;
 extern cvar_t gl_dither;
 
 #include "gl_backend.h"
 
 #include "r_light.h"
 
+extern rtexture_t *r_texture_blanknormalmap;
+extern rtexture_t *r_texture_white;
+extern rtexture_t *r_texture_black;
+extern rtexture_t *r_texture_notexture;
+
 void R_TimeReport(char *name);
 void R_TimeReport_Start(void);
 void R_TimeReport_End(void);