X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=gl_rmain.c;h=3ccc5a77e3928341b1a1279ec62b9a323ba0725a;hp=c6e6ce2e7222df2c40d5de7ea4ffba5999907478;hb=69a003b5def5ea2ece7310d3b35b62bf023c29b1;hpb=2d8abc65300bde15e8185218a8756012d301f5f6 diff --git a/gl_rmain.c b/gl_rmain.c index c6e6ce2e..3ccc5a77 100644 --- a/gl_rmain.c +++ b/gl_rmain.c @@ -21,51 +21,52 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #include "quakedef.h" -entity_render_t *currentrenderentity; +entity_render_t *currentrenderentity; -int r_framecount; // used for dlight push checking +// used for dlight push checking and other things +int r_framecount; -mplane_t frustum[4]; +mplane_t frustum[4]; -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; +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; -qboolean envmap; // true during envmap command capture +// true during envmap command capture +qboolean envmap; + +float r_farclip; -// // view origin -// -vec3_t vup; -vec3_t vpn; -vec3_t vright; -vec3_t r_origin; +vec3_t r_origin; +vec3_t vpn; +vec3_t vright; +vec3_t vup; // // screen size info // -refdef_t r_refdef; - -mleaf_t *r_viewleaf, *r_oldviewleaf; - -unsigned short d_lightstylevalue[256]; // 8.8 fraction of base light value - -cvar_t r_drawentities = {0, "r_drawentities","1"}; -cvar_t r_drawviewmodel = {0, "r_drawviewmodel","1"}; -cvar_t r_speeds = {0, "r_speeds","0"}; -cvar_t r_fullbright = {0, "r_fullbright","0"}; -cvar_t r_wateralpha = {CVAR_SAVE, "r_wateralpha","1"}; -cvar_t r_dynamic = {CVAR_SAVE, "r_dynamic","1"}; -cvar_t r_waterripple = {CVAR_SAVE, "r_waterripple","0"}; -cvar_t r_fullbrights = {CVAR_SAVE, "r_fullbrights", "1"}; - -cvar_t gl_fogenable = {0, "gl_fogenable", "0"}; -cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25"}; -cvar_t gl_fogred = {0, "gl_fogred","0.3"}; -cvar_t gl_foggreen = {0, "gl_foggreen","0.3"}; -cvar_t gl_fogblue = {0, "gl_fogblue","0.3"}; -cvar_t gl_fogstart = {0, "gl_fogstart", "0"}; -cvar_t gl_fogend = {0, "gl_fogend","0"}; - -cvar_t r_ser = {CVAR_SAVE, "r_ser", "0"}; +refdef_t r_refdef; + +mleaf_t *r_viewleaf, *r_oldviewleaf; + +// 8.8 fraction of base light value +unsigned short d_lightstylevalue[256]; + +cvar_t r_drawentities = {0, "r_drawentities","1"}; +cvar_t r_drawviewmodel = {0, "r_drawviewmodel","1"}; +cvar_t r_speeds = {0, "r_speeds","0"}; +cvar_t r_fullbright = {0, "r_fullbright","0"}; +cvar_t r_wateralpha = {CVAR_SAVE, "r_wateralpha","1"}; +cvar_t r_dynamic = {CVAR_SAVE, "r_dynamic","1"}; +cvar_t r_waterripple = {CVAR_SAVE, "r_waterripple","0"}; +cvar_t r_fullbrights = {CVAR_SAVE, "r_fullbrights", "1"}; + +cvar_t gl_fogenable = {0, "gl_fogenable", "0"}; +cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25"}; +cvar_t gl_fogred = {0, "gl_fogred","0.3"}; +cvar_t gl_foggreen = {0, "gl_foggreen","0.3"}; +cvar_t gl_fogblue = {0, "gl_fogblue","0.3"}; +cvar_t gl_fogstart = {0, "gl_fogstart", "0"}; +cvar_t gl_fogend = {0, "gl_fogend","0"}; cvar_t r_multitexture = {0, "r_multitexture", "1"}; @@ -79,8 +80,8 @@ For program optimization qboolean intimerefresh = 0; static void R_TimeRefresh_f (void) { - int i; - float start, stop, time; + int i; + float start, stop, time; intimerefresh = 1; start = Sys_DoubleTime (); @@ -241,13 +242,49 @@ void GL_Main_Init(void) Cvar_RegisterVariable (&r_dynamic); Cvar_RegisterVariable (&r_waterripple); Cvar_RegisterVariable (&r_fullbright); - Cvar_RegisterVariable (&r_ser); Cvar_RegisterVariable (&r_multitexture); if (gamemode == GAME_NEHAHRA) Cvar_SetValue("r_fullbrights", 0); R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap); } +vec3_t r_farclip_origin; +vec3_t r_farclip_direction; +vec_t r_farclip_directiondist; +vec_t r_farclip_meshfarclip; +int r_farclip_directionbit0; +int r_farclip_directionbit1; +int r_farclip_directionbit2; + +// start a farclip measuring session +void R_FarClip_Start(vec3_t origin, vec3_t direction, vec_t startfarclip) +{ + VectorCopy(origin, r_farclip_origin); + VectorCopy(direction, r_farclip_direction); + r_farclip_directiondist = DotProduct(r_farclip_origin, r_farclip_direction); + r_farclip_directionbit0 = r_farclip_direction[0] < 0; + r_farclip_directionbit1 = r_farclip_direction[1] < 0; + r_farclip_directionbit2 = r_farclip_direction[2] < 0; + r_farclip_meshfarclip = r_farclip_directiondist + startfarclip; +} + +// enlarge farclip to accomodate box +void R_FarClip_Box(vec3_t mins, vec3_t maxs) +{ + float d; + d = (r_farclip_directionbit0 ? mins[0] : maxs[0]) * r_farclip_direction[0] + + (r_farclip_directionbit1 ? mins[1] : maxs[1]) * r_farclip_direction[1] + + (r_farclip_directionbit2 ? mins[2] : maxs[2]) * r_farclip_direction[2]; + if (r_farclip_meshfarclip < d) + r_farclip_meshfarclip = d; +} + +// return farclip value +float R_FarClip_Finish(void) +{ + return r_farclip_meshfarclip - r_farclip_directiondist; +} + /* =============== R_NewMap @@ -256,15 +293,17 @@ R_NewMap void CL_ParseEntityLump(char *entitystring); void R_NewMap (void) { - int i; + int i; - for (i=0 ; i<256 ; i++) + for (i = 0;i < 256;i++) d_lightstylevalue[i] = 264; // normal light value r_viewleaf = NULL; if (cl.worldmodel->entities) CL_ParseEntityLump(cl.worldmodel->entities); R_Modules_NewMap(); + + r_farclip = 64.0f; } extern void R_Textures_Init(void); @@ -278,7 +317,6 @@ extern void R_Crosshairs_Init(void); extern void R_Light_Init(void); extern void R_Particles_Init(void); extern void R_Explosion_Init(void); -extern void R_Clip_Init(void); extern void ui_init(void); extern void gl_backend_init(void); @@ -288,7 +326,6 @@ void Render_Init(void) R_Textures_Init(); Mod_RenderInit(); gl_backend_init(); - R_Clip_Init(); GL_Draw_Init(); GL_Main_Init(); GL_Models_Init(); @@ -310,16 +347,6 @@ GL_Init extern char *ENGINE_EXTENSIONS; void GL_Init (void) { - gl_vendor = glGetString (GL_VENDOR); - Con_Printf ("GL_VENDOR: %s\n", gl_vendor); - gl_renderer = glGetString (GL_RENDERER); - Con_Printf ("GL_RENDERER: %s\n", gl_renderer); - - gl_version = glGetString (GL_VERSION); - Con_Printf ("GL_VERSION: %s\n", gl_version); - gl_extensions = glGetString (GL_EXTENSIONS); - Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions); - VID_CheckExtensions(); // LordHavoc: report supported extensions @@ -332,15 +359,12 @@ void GL_Init (void) //================================================================================== -void R_Entity_Callback(void *data, void *junk) -{ - ((entity_render_t *)data)->visframe = r_framecount; -} - static void R_MarkEntities (void) { - int i; - vec3_t v; + int i; + vec3_t v; + + R_FarClip_Box(cl.worldmodel->normalmins, cl.worldmodel->normalmaxs); if (!r_drawentities.integer) return; @@ -383,21 +407,21 @@ static void R_MarkEntities (void) continue; R_LerpAnimation(currentrenderentity); - if (r_ser.integer) - currentrenderentity->model->SERAddEntity(); - else - currentrenderentity->visframe = r_framecount; + currentrenderentity->visframe = r_framecount; + + R_FarClip_Box(currentrenderentity->mins, currentrenderentity->maxs); } } // only used if skyrendermasked, and normally returns false int R_DrawBModelSky (void) { - int i, sky = false; + int i, sky; if (!r_drawentities.integer) return false; + sky = false; for (i = 0;i < r_refdef.numentities;i++) { currentrenderentity = r_refdef.entities[i]; @@ -412,7 +436,7 @@ int R_DrawBModelSky (void) void R_DrawModels (void) { - int i; + int i; if (!r_drawentities.integer) return; @@ -446,7 +470,7 @@ void R_DrawViewModel (void) static void R_SetFrustum (void) { - int i; + int i; // LordHavoc: note to all quake engine coders, the special case for 90 // degrees assumed a square view (wrong), so I removed it, Quake2 has it @@ -460,8 +484,7 @@ static void R_SetFrustum (void) // rotate VPN down by FOV_X/2 degrees RotatePointAroundVector( frustum[3].normal, vright, vpn, -( 90 - r_refdef.fov_y / 2 ) ); - - for (i=0 ; i<4 ; i++) + for (i = 0;i < 4;i++) { frustum[i].type = PLANE_ANYZ; frustum[i].dist = DotProduct (r_origin, frustum[i].normal); @@ -515,7 +538,7 @@ static void R_BlendView(void) memset(&m, 0, sizeof(m)); m.transparent = false; m.blendfunc1 = GL_SRC_ALPHA; - m.blendfunc2 = GL_ONE; + m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA; m.depthdisable = true; // magic m.numtriangles = 1; m.numverts = 3; @@ -560,11 +583,9 @@ void R_RenderView (void) R_SetFrustum(); R_SetupFog(); R_SkyStartFrame(); - if (r_ser.integer) - R_Clip_StartFrame(); R_BuildLightList(); - R_Mesh_Start(); + R_FarClip_Start(r_origin, vpn, 768.0f); R_TimeReport("setup"); @@ -574,15 +595,13 @@ void R_RenderView (void) R_MarkEntities(); R_TimeReport("markentity"); - if (r_ser.integer) - { - R_Clip_EndFrame(); - R_TimeReport("hiddensurf"); - } - R_MarkWorldLights(); R_TimeReport("marklights"); + r_farclip = R_FarClip_Finish() + 256.0f; + + R_Mesh_Start(r_farclip); + if (skyrendermasked) { if (R_DrawBModelSky()) @@ -637,6 +656,9 @@ void R_RenderView (void) R_BlendView(); R_TimeReport("blendview"); + R_DrawCrosshair(); + R_TimeReport("crosshair"); + // render any queued meshs R_Mesh_Finish(); R_TimeReport("meshfinish");