]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
Move some sprite-related cvars to model_sprite.c.
[xonotic/darkplaces.git] / gl_rmain.c
index dc00d05eb19abbdeebfd24720e8b5c0d21509a72..6695383dcdfdfec2110dfefb5bb2fbf5eaa3f8c9 100644 (file)
@@ -72,6 +72,7 @@ cvar_t r_farclip_world = {0, "r_farclip_world", "2", "adds map size to farclip m
 cvar_t r_nearclip = {0, "r_nearclip", "1", "distance from camera of nearclip plane" };
 cvar_t r_deformvertexes = {0, "r_deformvertexes", "1", "allows use of deformvertexes in shader files (can be turned off to check performance impact)"};
 cvar_t r_transparent = {0, "r_transparent", "1", "allows use of transparent surfaces (can be turned off to check performance impact)"};
+cvar_t r_transparent_alphatocoverage = {0, "r_transparent_alphatocoverage", "0", "enables alpha-to-coverage antialiasing technique on alphatest surfaces, this is not yet finished as multisampling is not used"};
 cvar_t r_showoverdraw = {0, "r_showoverdraw", "0", "shows overlapping geometry"};
 cvar_t r_showbboxes = {0, "r_showbboxes", "0", "shows bounding boxes of server entities, value controls opacity scaling (1 = 10%,  10 = 100%)"};
 cvar_t r_showsurfaces = {0, "r_showsurfaces", "0", "1 shows surfaces as different colors, or a value of 2 shows triangle draw order (for analyzing whether meshes are optimized for vertex cache)"};
@@ -172,6 +173,7 @@ cvar_t r_water_resolutionmultiplier = {CVAR_SAVE, "r_water_resolutionmultiplier"
 cvar_t r_water_refractdistort = {CVAR_SAVE, "r_water_refractdistort", "0.01", "how much water refractions shimmer"};
 cvar_t r_water_reflectdistort = {CVAR_SAVE, "r_water_reflectdistort", "0.01", "how much water reflections shimmer"};
 cvar_t r_water_scissormode = {0, "r_water_scissormode", "3", "scissor (1) or cull (2) or both (3) water renders"};
+cvar_t r_water_lowquality = {0, "r_water_lowquality", "0", "special option to accelerate water rendering, 1 disables shadows and particles, 2 disables all dynamic lights"};
 
 cvar_t r_lerpsprites = {CVAR_SAVE, "r_lerpsprites", "0", "enables animation smoothing on sprites"};
 cvar_t r_lerpmodels = {CVAR_SAVE, "r_lerpmodels", "1", "enables animation smoothing on models"};
@@ -204,14 +206,6 @@ cvar_t developer_texturelogging = {0, "developer_texturelogging", "0", "produces
 cvar_t gl_lightmaps = {0, "gl_lightmaps", "0", "draws only lightmaps, no texture (for level designers)"};
 
 cvar_t r_test = {0, "r_test", "0", "internal development use only, leave it alone (usually does nothing anyway)"};
-cvar_t r_track_sprites = {CVAR_SAVE, "r_track_sprites", "1", "track SPR_LABEL* sprites by putting them as indicator at the screen border to rotate to"};
-cvar_t r_track_sprites_flags = {CVAR_SAVE, "r_track_sprites_flags", "1", "1: Rotate sprites accordingly, 2: Make it a continuous rotation"};
-cvar_t r_track_sprites_scalew = {CVAR_SAVE, "r_track_sprites_scalew", "1", "width scaling of tracked sprites"};
-cvar_t r_track_sprites_scaleh = {CVAR_SAVE, "r_track_sprites_scaleh", "1", "height scaling of tracked sprites"};
-cvar_t r_overheadsprites_perspective = {CVAR_SAVE, "r_overheadsprites_perspective", "5", "fake perspective effect for SPR_OVERHEAD sprites"};
-cvar_t r_overheadsprites_pushback = {CVAR_SAVE, "r_overheadsprites_pushback", "15", "how far to pull the SPR_OVERHEAD sprites toward the eye (used to avoid intersections with 3D models)"};
-cvar_t r_overheadsprites_scalex = {CVAR_SAVE, "r_overheadsprites_scalex", "1", "additional scale for overhead sprites for x axis"};
-cvar_t r_overheadsprites_scaley = {CVAR_SAVE, "r_overheadsprites_scaley", "1", "additional scale for overhead sprites for y axis"};
 
 cvar_t r_glsl_saturation = {CVAR_SAVE, "r_glsl_saturation", "1", "saturation multiplier (only working in glsl!)"};
 cvar_t r_glsl_saturation_redcompensate = {CVAR_SAVE, "r_glsl_saturation_redcompensate", "0", "a 'vampire sight' addition to desaturation effect, does compensation for red color, r_glsl_restart is required"};
@@ -281,7 +275,7 @@ typedef struct cubemapinfo_s
 cubemapinfo_t;
 
 int r_texture_numcubemaps;
-cubemapinfo_t r_texture_cubemaps[MAX_CUBEMAPS];
+cubemapinfo_t *r_texture_cubemaps[MAX_CUBEMAPS];
 
 unsigned int r_queries[MAX_OCCLUSION_QUERIES];
 unsigned int r_numqueries;
@@ -3740,14 +3734,36 @@ rtexture_t *R_GetCubemap(const char *basename)
 {
        int i;
        for (i = 0;i < r_texture_numcubemaps;i++)
-               if (!strcasecmp(r_texture_cubemaps[i].basename, basename))
-                       return r_texture_cubemaps[i].texture ? r_texture_cubemaps[i].texture : r_texture_whitecube;
-       if (i >= MAX_CUBEMAPS)
+               if (r_texture_cubemaps[i] != NULL)
+                       if (!strcasecmp(r_texture_cubemaps[i]->basename, basename))
+                               return r_texture_cubemaps[i]->texture ? r_texture_cubemaps[i]->texture : r_texture_whitecube;
+       if (i >= MAX_CUBEMAPS || !r_main_mempool)
                return r_texture_whitecube;
        r_texture_numcubemaps++;
-       strlcpy(r_texture_cubemaps[i].basename, basename, sizeof(r_texture_cubemaps[i].basename));
-       r_texture_cubemaps[i].texture = R_LoadCubemap(r_texture_cubemaps[i].basename);
-       return r_texture_cubemaps[i].texture;
+       r_texture_cubemaps[i] = (cubemapinfo_t *)Mem_Alloc(r_main_mempool, sizeof(cubemapinfo_t));
+       strlcpy(r_texture_cubemaps[i]->basename, basename, sizeof(r_texture_cubemaps[i]->basename));
+       r_texture_cubemaps[i]->texture = R_LoadCubemap(r_texture_cubemaps[i]->basename);
+       return r_texture_cubemaps[i]->texture;
+}
+
+void R_FreeCubemap(const char *basename)
+{
+       int i;
+
+       for (i = 0;i < r_texture_numcubemaps;i++)
+       {
+               if (r_texture_cubemaps[i] != NULL)
+               {
+                       if (r_texture_cubemaps[i]->texture)
+                       {
+                               if (developer_loading.integer)
+                                       Con_DPrintf("unloading cubemap \"%s\"\n", r_texture_cubemaps[i]->basename);
+                               R_FreeTexture(r_texture_cubemaps[i]->texture);
+                               Mem_Free(r_texture_cubemaps[i]);
+                               r_texture_cubemaps[i] = NULL;
+                       }
+               }
+       }
 }
 
 void R_FreeCubemaps(void)
@@ -3756,9 +3772,13 @@ void R_FreeCubemaps(void)
        for (i = 0;i < r_texture_numcubemaps;i++)
        {
                if (developer_loading.integer)
-                       Con_DPrintf("unloading cubemap \"%s\"\n", r_texture_cubemaps[i].basename);
-               if (r_texture_cubemaps[i].texture)
-                       R_FreeTexture(r_texture_cubemaps[i].texture);
+                       Con_DPrintf("unloading cubemap \"%s\"\n", r_texture_cubemaps[i]->basename);
+               if (r_texture_cubemaps[i] != NULL)
+               {
+                       if (r_texture_cubemaps[i]->texture)
+                               R_FreeTexture(r_texture_cubemaps[i]->texture);
+                       Mem_Free(r_texture_cubemaps[i]);
+               }
        }
        r_texture_numcubemaps = 0;
 }
@@ -3910,6 +3930,9 @@ void gl_main_start(void)
        hlslshaderstring = NULL;
        memset(&r_svbsp, 0, sizeof (r_svbsp));
 
+       memset(r_texture_cubemaps, 0, sizeof(r_texture_cubemaps));
+       r_texture_numcubemaps = 0;
+
        r_refdef.fogmasktable_density = 0;
 }
 
@@ -4049,6 +4072,7 @@ void GL_Main_Init(void)
        Cvar_RegisterVariable(&r_nearclip);
        Cvar_RegisterVariable(&r_deformvertexes);
        Cvar_RegisterVariable(&r_transparent);
+       Cvar_RegisterVariable(&r_transparent_alphatocoverage);
        Cvar_RegisterVariable(&r_showoverdraw);
        Cvar_RegisterVariable(&r_showbboxes);
        Cvar_RegisterVariable(&r_showsurfaces);
@@ -4133,6 +4157,8 @@ void GL_Main_Init(void)
        Cvar_RegisterVariable(&r_water_refractdistort);
        Cvar_RegisterVariable(&r_water_reflectdistort);
        Cvar_RegisterVariable(&r_water_scissormode);
+       Cvar_RegisterVariable(&r_water_lowquality);
+
        Cvar_RegisterVariable(&r_lerpsprites);
        Cvar_RegisterVariable(&r_lerpmodels);
        Cvar_RegisterVariable(&r_lerplightstyles);
@@ -4165,15 +4191,6 @@ void GL_Main_Init(void)
        if (gamemode == GAME_NEHAHRA || gamemode == GAME_TENEBRAE)
                Cvar_SetValue("r_fullbrights", 0);
        R_RegisterModule("GL_Main", gl_main_start, gl_main_shutdown, gl_main_newmap, NULL, NULL);
-
-       Cvar_RegisterVariable(&r_track_sprites);
-       Cvar_RegisterVariable(&r_track_sprites_flags);
-       Cvar_RegisterVariable(&r_track_sprites_scalew);
-       Cvar_RegisterVariable(&r_track_sprites_scaleh);
-       Cvar_RegisterVariable(&r_overheadsprites_perspective);
-       Cvar_RegisterVariable(&r_overheadsprites_pushback);
-       Cvar_RegisterVariable(&r_overheadsprites_scalex);
-       Cvar_RegisterVariable(&r_overheadsprites_scaley);
 }
 
 extern void R_Textures_Init(void);
@@ -4593,6 +4610,8 @@ void R_AnimCache_CacheVisibleEntities(void)
 
 //==================================================================================
 
+extern cvar_t r_overheadsprites_pushback;
+
 static void R_View_UpdateEntityLighting (void)
 {
        int i;
@@ -5364,8 +5383,7 @@ static void R_Water_StartFrame(void)
 
        // set waterwidth and waterheight to the water resolution that will be
        // used (often less than the screen resolution for faster rendering)
-       waterwidth = (int)bound(1, vid.width * r_water_resolutionmultiplier.value, vid.width);
-       waterheight = (int)bound(1, vid.height * r_water_resolutionmultiplier.value, vid.height);
+       R_GetScaledViewSize(bound(1, vid.width * r_water_resolutionmultiplier.value, vid.width), bound(1, vid.height * r_water_resolutionmultiplier.value, vid.height), &waterwidth, &waterheight);
 
        // calculate desired texture sizes
        // can't use water if the card does not support the texture size
@@ -5411,17 +5429,20 @@ static void R_Water_StartFrame(void)
 
        if (r_waterstate.texturewidth)
        {
+               int scaledwidth, scaledheight;
+
                r_waterstate.enabled = true;
 
                // when doing a reduced render (HDR) we want to use a smaller area
                r_waterstate.waterwidth = (int)bound(1, r_refdef.view.width * r_water_resolutionmultiplier.value, r_refdef.view.width);
                r_waterstate.waterheight = (int)bound(1, r_refdef.view.height * r_water_resolutionmultiplier.value, r_refdef.view.height);
+               R_GetScaledViewSize(r_waterstate.waterwidth, r_waterstate.waterheight, &scaledwidth, &scaledheight);
 
                // set up variables that will be used in shader setup
-               r_waterstate.screenscale[0] = 0.5f * (float)r_waterstate.waterwidth / (float)r_waterstate.texturewidth;
-               r_waterstate.screenscale[1] = 0.5f * (float)r_waterstate.waterheight / (float)r_waterstate.textureheight;
-               r_waterstate.screencenter[0] = 0.5f * (float)r_waterstate.waterwidth / (float)r_waterstate.texturewidth;
-               r_waterstate.screencenter[1] = 0.5f * (float)r_waterstate.waterheight / (float)r_waterstate.textureheight;
+               r_waterstate.screenscale[0] = 0.5f * (float)scaledwidth / (float)r_waterstate.texturewidth;
+               r_waterstate.screenscale[1] = 0.5f * (float)scaledheight / (float)r_waterstate.textureheight;
+               r_waterstate.screencenter[0] = 0.5f * (float)scaledwidth / (float)r_waterstate.texturewidth;
+               r_waterstate.screencenter[1] = 0.5f * (float)scaledheight / (float)r_waterstate.textureheight;
        }
 
        r_waterstate.maxwaterplanes = MAX_WATERPLANES;
@@ -5512,17 +5533,44 @@ void R_Water_AddWaterPlane(msurface_t *surface, int entno)
        }
 }
 
+extern cvar_t r_drawparticles;
+extern cvar_t r_drawdecals;
+
 static void R_Water_ProcessPlanes(void)
 {
        int myscissor[4];
        r_refdef_view_t originalview;
        r_refdef_view_t myview;
-       int planeindex;
+       int planeindex, qualityreduction = 0, old_r_dynamic = 0, old_r_shadows = 0, old_r_worldrtlight = 0, old_r_dlight = 0, old_r_particles = 0, old_r_decals = 0;
        r_waterstate_waterplane_t *p;
        vec3_t visorigin;
 
        originalview = r_refdef.view;
 
+       // lowquality hack, temporarily shut down some cvars and restore afterwards
+       qualityreduction = r_water_lowquality.integer;
+       if (qualityreduction > 0)
+       {
+               if (qualityreduction >= 1)
+               {
+                       old_r_shadows = r_shadows.integer;
+                       old_r_worldrtlight = r_shadow_realtime_world.integer;
+                       old_r_dlight = r_shadow_realtime_dlight.integer;
+                       Cvar_SetValueQuick(&r_shadows, 0);
+                       Cvar_SetValueQuick(&r_shadow_realtime_world, 0);
+                       Cvar_SetValueQuick(&r_shadow_realtime_dlight, 0);
+               }
+               if (qualityreduction >= 2)
+               {
+                       old_r_dynamic = r_dynamic.integer;
+                       old_r_particles = r_drawparticles.integer;
+                       old_r_decals = r_drawdecals.integer;
+                       Cvar_SetValueQuick(&r_dynamic, 0);
+                       Cvar_SetValueQuick(&r_drawparticles, 0);
+                       Cvar_SetValueQuick(&r_drawdecals, 0);
+               }
+       }
+
        // make sure enough textures are allocated
        for (planeindex = 0, p = r_waterstate.waterplanes;planeindex < r_waterstate.numwaterplanes;planeindex++, p++)
        {
@@ -5575,7 +5623,6 @@ static void R_Water_ProcessPlanes(void)
                        // update the r_refdef.view.origin because otherwise the sky renders at the wrong location (amongst other problems)
                        Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, r_refdef.view.origin);
                        r_refdef.view.clipplane = p->plane;
-
                        // reverse the cullface settings for this render
                        r_refdef.view.cullface_front = GL_FRONT;
                        r_refdef.view.cullface_back = GL_BACK;
@@ -5702,13 +5749,29 @@ static void R_Water_ProcessPlanes(void)
        R_ResetViewRendering3D();
        R_ClearScreen(r_refdef.fogenabled);
        R_View_Update();
-       return;
+       goto finish;
 error:
        r_refdef.view = originalview;
        r_waterstate.renderingscene = false;
        Cvar_SetValueQuick(&r_water, 0);
        Con_Printf("R_Water_ProcessPlanes: Error: texture creation failed!  Turned off r_water.\n");
-       return;
+finish:
+       // lowquality hack, restore cvars
+       if (qualityreduction > 0)
+       {
+               if (qualityreduction >= 1)
+               {
+                       Cvar_SetValueQuick(&r_shadows, old_r_shadows);
+                       Cvar_SetValueQuick(&r_shadow_realtime_world, old_r_worldrtlight);
+                       Cvar_SetValueQuick(&r_shadow_realtime_dlight, old_r_dlight);
+               }
+               if (qualityreduction >= 2)
+               {
+                       Cvar_SetValueQuick(&r_dynamic, old_r_dynamic);
+                       Cvar_SetValueQuick(&r_drawparticles, old_r_particles);
+                       Cvar_SetValueQuick(&r_drawdecals, old_r_decals);
+               }
+       }
 }
 
 void R_Bloom_StartFrame(void)
@@ -7029,9 +7092,9 @@ static void R_DrawEntityBBoxes(void)
                if (edict->priv.server->free)
                        continue;
                // exclude the following for now, as they don't live in world coordinate space and can't be solid:
-               if(PRVM_EDICTFIELDVALUE(edict, prog->fieldoffsets.tag_entity)->edict != 0)
+               if(PRVM_serveredictedict(edict, tag_entity) != 0)
                        continue;
-               if(PRVM_EDICTFIELDVALUE(edict, prog->fieldoffsets.viewmodelforclient)->edict != 0)
+               if(PRVM_serveredictedict(edict, viewmodelforclient) != 0)
                        continue;
                VectorLerp(edict->priv.server->areamins, 0.5f, edict->priv.server->areamaxs, center);
                R_MeshQueue_AddTransparent(center, R_DrawEntityBBoxes_Callback, (entity_render_t *)NULL, i, (rtlight_t *)NULL);
@@ -9452,7 +9515,6 @@ static void R_DrawTextureSurfaceList_GL20(int texturenumsurfaces, const msurface
                GL_DepthMask(true);
                R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_DEFERREDGEOMETRY, texturenumsurfaces, texturesurfacelist, NULL);
                RSurf_DrawBatch();
-               return;
        }
 
        // bind lightmap texture
@@ -9499,7 +9561,11 @@ static void R_DrawTextureSurfaceList_GL20(int texturenumsurfaces, const msurface
        // render surface batch normally
        GL_DepthMask(writedepth && !(rsurface.texture->currentmaterialflags & MATERIALFLAG_BLENDED));
        R_SetupShader_Surface(vec3_origin, (rsurface.texture->currentmaterialflags & MATERIALFLAG_MODELLIGHT) != 0, 1, 1, rsurface.texture->specularscale, RSURFPASS_BASE, texturenumsurfaces, texturesurfacelist, NULL);
+       if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
+               GL_AlphaTest(true);
        RSurf_DrawBatch();
+       if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
+               GL_AlphaTest(false);
 }
 
 static void R_DrawTextureSurfaceList_GL13(int texturenumsurfaces, const msurface_t **texturesurfacelist, qboolean writedepth)