]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_rmain.c
use CFLAGS_ODE on prvm_cmd.c because it checks ODE_DYNAMIC and ODE_STATIC defines
[xonotic/darkplaces.git] / gl_rmain.c
index 2166f06c85ed966d0c15f7a62c3f17fea9c20482..07faae9a191ecd7453f081cb001dad19ffac4691 100644 (file)
@@ -132,6 +132,8 @@ cvar_t r_transparentdepthmasking = {CVAR_SAVE, "r_transparentdepthmasking", "0",
 cvar_t r_transparent_sortmindist = {CVAR_SAVE, "r_transparent_sortmindist", "0", "lower distance limit for transparent sorting"};
 cvar_t r_transparent_sortmaxdist = {CVAR_SAVE, "r_transparent_sortmaxdist", "32768", "upper distance limit for transparent sorting"};
 cvar_t r_transparent_sortarraysize = {CVAR_SAVE, "r_transparent_sortarraysize", "4096", "number of distance-sorting layers"};
+cvar_t r_celshading = {CVAR_SAVE, "r_celshading", "0", "cartoon-style light shading"};
+cvar_t r_celoutlines = {CVAR_SAVE, "r_celoutlines", "0", "cartoon-style outlines (requires r_shadow_deferred)"};
 
 cvar_t gl_fogenable = {0, "gl_fogenable", "0", "nehahra fog enable (for Nehahra compatibility only)"};
 cvar_t gl_fogdensity = {0, "gl_fogdensity", "0.25", "nehahra fog density (recommend values below 0.1) (for Nehahra compatibility only)"};
@@ -853,8 +855,10 @@ enum
        SHADERSTATICPARM_SHADOWMAPPCF_1 = 8, ///< PCF 1
        SHADERSTATICPARM_SHADOWMAPPCF_2 = 9, ///< PCF 2
        SHADERSTATICPARM_SHADOWSAMPLER = 10, ///< sampler
+       SHADERSTATICPARM_CELSHADING = 11, ///< celshading (alternative diffuse and specular math)
+       SHADERSTATICPARM_CELOUTLINES = 12, ///< celoutline (depth buffer analysis to produce outlines)
 };
-#define SHADERSTATICPARMS_COUNT 11
+#define SHADERSTATICPARMS_COUNT 13
 
 static const char *shaderstaticparmstrings_list[SHADERSTATICPARMS_COUNT];
 static int shaderstaticparms_count = 0;
@@ -897,6 +901,10 @@ qboolean R_CompileShader_CheckStaticParms(void)
                R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_SHADOWMAPPCF_2);
        else if (r_shadow_shadowmappcf)
                R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_SHADOWMAPPCF_1);
+       if (r_celshading.integer)
+               R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_CELSHADING);
+       if (r_celoutlines.integer)
+               R_COMPILESHADER_STATICPARM_ENABLE(SHADERSTATICPARM_CELOUTLINES);
 
        return memcmp(r_compileshader_staticparms, r_compileshader_staticparms_save, sizeof(r_compileshader_staticparms)) != 0;
 }
@@ -922,6 +930,8 @@ static void R_CompileShader_AddStaticParms(unsigned int mode, unsigned int permu
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SHADOWMAPPCF_1, "USESHADOWMAPPCF 1");
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SHADOWMAPPCF_2, "USESHADOWMAPPCF 2");
        R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_SHADOWSAMPLER, "USESHADOWSAMPLER");
+       R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_CELSHADING, "USECELSHADING");
+       R_COMPILESHADER_STATICPARM_EMIT(SHADERSTATICPARM_CELOUTLINES, "USECELOUTLINES");
 }
 
 /// information about each possible shader permutation
@@ -2263,7 +2273,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                // unshaded geometry (fullbright or ambient model lighting)
                mode = SHADERMODE_FLATCOLOR;
                ambientscale = diffusescale = specularscale = 0;
-               if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
+               if ((rsurface.texture->glowtexture || rsurface.texture->backgroundglowtexture) && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
                        permutation |= SHADERPERMUTATION_GLOW;
                if (r_refdef.fogenabled)
                        permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
@@ -2313,7 +2323,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_ALPHAGEN_VERTEX;
                // directional model lighting
                mode = SHADERMODE_LIGHTDIRECTION;
-               if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
+               if ((rsurface.texture->glowtexture || rsurface.texture->backgroundglowtexture) && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
                        permutation |= SHADERPERMUTATION_GLOW;
                permutation |= SHADERPERMUTATION_DIFFUSE;
                if (specularscale > 0)
@@ -2374,7 +2384,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                        permutation |= SHADERPERMUTATION_ALPHAGEN_VERTEX;
                // ambient model lighting
                mode = SHADERMODE_LIGHTDIRECTION;
-               if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
+               if ((rsurface.texture->glowtexture || rsurface.texture->backgroundglowtexture) && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
                        permutation |= SHADERPERMUTATION_GLOW;
                if (r_refdef.fogenabled)
                        permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
@@ -2431,7 +2441,7 @@ void R_SetupShader_Surface(const vec3_t lightcolorbase, qboolean modellighting,
                if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHAGEN_VERTEX)
                        permutation |= SHADERPERMUTATION_ALPHAGEN_VERTEX;
                // lightmapped wall
-               if (rsurface.texture->glowtexture && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
+               if ((rsurface.texture->glowtexture || rsurface.texture->backgroundglowtexture) && r_hdr_glowintensity.value > 0 && !gl_lightmaps.integer)
                        permutation |= SHADERPERMUTATION_GLOW;
                if (r_refdef.fogenabled)
                        permutation |= r_texture_fogheighttexture ? SHADERPERMUTATION_FOGHEIGHTTEXTURE : (r_refdef.fogplaneviewabove ? SHADERPERMUTATION_FOGOUTSIDE : SHADERPERMUTATION_FOGINSIDE);
@@ -3300,7 +3310,7 @@ skinframe_t *R_SkinFrame_LoadExternal(const char *name, int textureflags, qboole
        Image_StripImageExtension(name, basename, sizeof(basename));
 
        // check for DDS texture file first
-       if (!r_loaddds || !(ddsbase = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s.dds", basename), vid.sRGB3D, textureflags, &ddshasalpha, ddsavgcolor, miplevel)))
+       if (!r_loaddds || !(ddsbase = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s.dds", basename), vid.sRGB3D, textureflags, &ddshasalpha, ddsavgcolor, miplevel, false)))
        {
                basepixels = loadimagepixelsbgra(name, complain, true, false, &miplevel);
                if (basepixels == NULL)
@@ -3334,7 +3344,7 @@ skinframe_t *R_SkinFrame_LoadExternal(const char *name, int textureflags, qboole
                skinframe->hasalpha = ddshasalpha;
                VectorCopy(ddsavgcolor, skinframe->avgcolor);
                if (r_loadfog && skinframe->hasalpha)
-                       skinframe->fog = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_mask.dds", skinframe->basename), false, textureflags | TEXF_ALPHA, NULL, NULL, miplevel);
+                       skinframe->fog = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_mask.dds", skinframe->basename), false, textureflags | TEXF_ALPHA, NULL, NULL, miplevel, true);
                //Con_Printf("Texture %s has average colors %f %f %f alpha %f\n", name, skinframe->avgcolor[0], skinframe->avgcolor[1], skinframe->avgcolor[2], skinframe->avgcolor[3]);
        }
        else
@@ -3381,13 +3391,13 @@ skinframe_t *R_SkinFrame_LoadExternal(const char *name, int textureflags, qboole
        {
                mymiplevel = savemiplevel;
                if (r_loadnormalmap)
-                       skinframe->nmap = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_norm.dds", skinframe->basename), false, (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP), NULL, NULL, mymiplevel);
-               skinframe->glow = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_glow.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel);
+                       skinframe->nmap = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_norm.dds", skinframe->basename), false, (TEXF_ALPHA | textureflags) & (r_mipnormalmaps.integer ? ~0 : ~TEXF_MIPMAP), NULL, NULL, mymiplevel, true);
+               skinframe->glow = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_glow.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel, true);
                if (r_loadgloss)
-                       skinframe->gloss = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_gloss.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel);
-               skinframe->pants = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_pants.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel);
-               skinframe->shirt = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_shirt.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel);
-               skinframe->reflect = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_reflect.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel);
+                       skinframe->gloss = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_gloss.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel, true);
+               skinframe->pants = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_pants.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel, true);
+               skinframe->shirt = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_shirt.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel, true);
+               skinframe->reflect = R_LoadTextureDDSFile(r_main_texturepool, va(vabuf, sizeof(vabuf), "dds/%s_reflect.dds", skinframe->basename), vid.sRGB3D, textureflags, NULL, NULL, mymiplevel, true);
        }
 
        // _norm is the name used by tenebrae and has been adopted as standard
@@ -4263,6 +4273,8 @@ void GL_Main_Init(void)
        Cvar_RegisterVariable(&r_glsl_postprocess_uservec2_enable);
        Cvar_RegisterVariable(&r_glsl_postprocess_uservec3_enable);
        Cvar_RegisterVariable(&r_glsl_postprocess_uservec4_enable);
+       Cvar_RegisterVariable(&r_celshading);
+       Cvar_RegisterVariable(&r_celoutlines);
 
        Cvar_RegisterVariable(&r_water);
        Cvar_RegisterVariable(&r_water_resolutionmultiplier);
@@ -5281,7 +5293,6 @@ static void R_View_UpdateWithScissor(const int *myscissor)
        R_View_WorldVisibility(r_refdef.view.useclipplane);
        R_View_UpdateEntityVisible();
        R_View_UpdateEntityLighting();
-       R_AnimCache_CacheVisibleEntities();
 }
 
 static void R_View_Update(void)
@@ -5291,7 +5302,6 @@ static void R_View_Update(void)
        R_View_WorldVisibility(r_refdef.view.useclipplane);
        R_View_UpdateEntityVisible();
        R_View_UpdateEntityLighting();
-       R_AnimCache_CacheVisibleEntities();
 }
 
 float viewscalefpsadjusted = 1.0f;
@@ -5835,6 +5845,7 @@ static void R_Water_ProcessPlanes(int fbo, rtexture_t *depthtexture, rtexture_t
                                R_View_UpdateWithScissor(myscissor);
                        else
                                R_View_Update();
+                       R_AnimCache_CacheVisibleEntities();
                        if(r_water_scissormode.integer & 1)
                                GL_Scissor(myscissor[0], myscissor[1], myscissor[2], myscissor[3]);
                        R_RenderScene(p->fbo_reflection, r_fb.water.depthtexture, p->texture_reflection);
@@ -5883,6 +5894,7 @@ static void R_Water_ProcessPlanes(int fbo, rtexture_t *depthtexture, rtexture_t
                                R_View_UpdateWithScissor(myscissor);
                        else
                                R_View_Update();
+                       R_AnimCache_CacheVisibleEntities();
                        if(r_water_scissormode.integer & 1)
                                GL_Scissor(myscissor[0], myscissor[1], myscissor[2], myscissor[3]);
                        R_RenderScene(p->fbo_refraction, r_fb.water.depthtexture, p->texture_refraction);
@@ -5937,6 +5949,7 @@ static void R_Water_ProcessPlanes(int fbo, rtexture_t *depthtexture, rtexture_t
                        R_ResetViewRendering3D(p->fbo_camera, r_fb.water.depthtexture, p->texture_camera);
                        R_ClearScreen(r_refdef.fogenabled);
                        R_View_Update();
+                       R_AnimCache_CacheVisibleEntities();
                        R_RenderScene(p->fbo_camera, r_fb.water.depthtexture, p->texture_camera);
 
                        if (!p->fbo_camera)
@@ -5952,6 +5965,7 @@ static void R_Water_ProcessPlanes(int fbo, rtexture_t *depthtexture, rtexture_t
        if (!r_fb.water.depthtexture)
                R_ClearScreen(r_refdef.fogenabled);
        R_View_Update();
+       R_AnimCache_CacheVisibleEntities();
        goto finish;
 error:
        r_refdef.view = originalview;
@@ -6045,7 +6059,7 @@ static void R_Bloom_StartFrame(void)
 
        // set bloomwidth and bloomheight to the bloom resolution that will be
        // used (often less than the screen resolution for faster rendering)
-       r_fb.bloomwidth = bound(1, r_bloom_resolution.integer, vid.height);
+       r_fb.bloomwidth = bound(1, r_bloom_resolution.integer, vid.width);
        r_fb.bloomheight = r_fb.bloomwidth * vid.height / vid.width;
        r_fb.bloomheight = bound(1, r_fb.bloomheight, vid.height);
        r_fb.bloomwidth = bound(1, r_fb.bloomwidth, (int)vid.maxtexturesize_2d);
@@ -6151,7 +6165,7 @@ static void R_Bloom_StartFrame(void)
        }
 
        // bloom texture is a different resolution
-       r_fb.bloomwidth = bound(1, r_bloom_resolution.integer, r_refdef.view.height);
+       r_fb.bloomwidth = bound(1, r_bloom_resolution.integer, r_refdef.view.width);
        r_fb.bloomheight = r_fb.bloomwidth * r_refdef.view.height / r_refdef.view.width;
        r_fb.bloomheight = bound(1, r_fb.bloomheight, r_refdef.view.height);
        r_fb.bloomwidth = bound(1, r_fb.bloomwidth, r_fb.bloomtexturewidth);
@@ -6168,6 +6182,14 @@ static void R_Bloom_StartFrame(void)
        r_fb.screentexcoord2f[6] = 0;
        r_fb.screentexcoord2f[7] = 0;
 
+       if(r_fb.fbo) 
+       {
+               for (i = 1;i < 8;i += 2)
+               {
+                       r_fb.screentexcoord2f[i] += 1 - (float)(viewheight + r_refdef.view.y) / (float)r_fb.screentextureheight;
+               }
+       }
+
        // set up a texcoord array for the reduced resolution bloom image
        // (which will be additive blended over the screen image)
        r_fb.bloomtexcoord2f[0] = 0;
@@ -6191,20 +6213,17 @@ static void R_Bloom_StartFrame(void)
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
+               for (i = 0;i < 4;i++)
                {
-                       int i;
-                       for (i = 0;i < 4;i++)
-                       {
-                               r_fb.screentexcoord2f[i*2+0] += 0.5f / (float)r_fb.screentexturewidth;
-                               r_fb.screentexcoord2f[i*2+1] += 0.5f / (float)r_fb.screentextureheight;
-                               r_fb.bloomtexcoord2f[i*2+0] += 0.5f / (float)r_fb.bloomtexturewidth;
-                               r_fb.bloomtexcoord2f[i*2+1] += 0.5f / (float)r_fb.bloomtextureheight;
-                       }
+                       r_fb.screentexcoord2f[i*2+0] += 0.5f / (float)r_fb.screentexturewidth;
+                       r_fb.screentexcoord2f[i*2+1] += 0.5f / (float)r_fb.screentextureheight;
+                       r_fb.bloomtexcoord2f[i*2+0] += 0.5f / (float)r_fb.bloomtexturewidth;
+                       r_fb.bloomtexcoord2f[i*2+1] += 0.5f / (float)r_fb.bloomtextureheight;
                }
                break;
        }
 
-       R_Viewport_InitOrtho(&r_fb.bloomviewport, &identitymatrix, r_refdef.view.x, (r_fb.bloomfbo[0] ? r_fb.bloomtextureheight : vid.height) - r_fb.bloomheight - r_refdef.view.y, r_fb.bloomwidth, r_fb.bloomheight, 0, 0, 1, 1, -10, 100, NULL);
+       R_Viewport_InitOrtho(&r_fb.bloomviewport, &identitymatrix, 0, 0, r_fb.bloomwidth, r_fb.bloomheight, 0, 0, 1, 1, -10, 100, NULL);
 
        if (r_fb.fbo)
                r_refdef.view.clear = true;
@@ -6218,18 +6237,22 @@ static void R_Bloom_MakeTexture(void)
        float colorscale = r_bloom_colorscale.value;
 
        r_refdef.stats.bloom++;
-
+    
+#if 0
+    // this copy is unnecessary since it happens in R_BlendView already
        if (!r_fb.fbo)
        {
                R_Mesh_CopyToTexture(r_fb.colortexture, 0, 0, r_refdef.view.viewport.x, r_refdef.view.viewport.y, r_refdef.view.viewport.width, r_refdef.view.viewport.height);
                r_refdef.stats.bloom_copypixels += r_refdef.view.viewport.width * r_refdef.view.viewport.height;
        }
+#endif
 
        // scale down screen texture to the bloom texture size
        CHECKGLERROR
        r_fb.bloomindex = 0;
        R_Mesh_SetRenderTargets(r_fb.bloomfbo[r_fb.bloomindex], NULL, r_fb.bloomtexture[r_fb.bloomindex], NULL, NULL, NULL);
        R_SetViewport(&r_fb.bloomviewport);
+       GL_DepthTest(false);
        GL_BlendFunc(GL_ONE, GL_ZERO);
        GL_Color(colorscale, colorscale, colorscale, 1);
        // D3D has upside down Y coords, the easiest way to flip this is to flip the screen vertices rather than the texcoords, so we just use a different array for that...
@@ -6318,14 +6341,14 @@ static void R_Bloom_MakeTexture(void)
                        xoffset /= (float)r_fb.bloomtexturewidth;
                        yoffset /= (float)r_fb.bloomtextureheight;
                        // compute a texcoord array with the specified x and y offset
-                       r_fb.offsettexcoord2f[0] = xoffset+0;
-                       r_fb.offsettexcoord2f[1] = yoffset+(float)r_fb.bloomheight / (float)r_fb.bloomtextureheight;
-                       r_fb.offsettexcoord2f[2] = xoffset+(float)r_fb.bloomwidth / (float)r_fb.bloomtexturewidth;
-                       r_fb.offsettexcoord2f[3] = yoffset+(float)r_fb.bloomheight / (float)r_fb.bloomtextureheight;
-                       r_fb.offsettexcoord2f[4] = xoffset+(float)r_fb.bloomwidth / (float)r_fb.bloomtexturewidth;
-                       r_fb.offsettexcoord2f[5] = yoffset+0;
-                       r_fb.offsettexcoord2f[6] = xoffset+0;
-                       r_fb.offsettexcoord2f[7] = yoffset+0;
+                       r_fb.offsettexcoord2f[0] = xoffset+r_fb.bloomtexcoord2f[0];
+                       r_fb.offsettexcoord2f[1] = yoffset+r_fb.bloomtexcoord2f[1];
+                       r_fb.offsettexcoord2f[2] = xoffset+r_fb.bloomtexcoord2f[2];
+                       r_fb.offsettexcoord2f[3] = yoffset+r_fb.bloomtexcoord2f[3];
+                       r_fb.offsettexcoord2f[4] = xoffset+r_fb.bloomtexcoord2f[4];
+                       r_fb.offsettexcoord2f[5] = yoffset+r_fb.bloomtexcoord2f[5];
+                       r_fb.offsettexcoord2f[6] = xoffset+r_fb.bloomtexcoord2f[6];
+                       r_fb.offsettexcoord2f[7] = yoffset+r_fb.bloomtexcoord2f[7];
                        // this r value looks like a 'dot' particle, fading sharply to
                        // black at the edges
                        // (probably not realistic but looks good enough)
@@ -6922,6 +6945,10 @@ void R_RenderView(void)
        if (r_timereport_active)
                R_TimeReport("visibility");
 
+       R_AnimCache_CacheVisibleEntities();
+       if (r_timereport_active)
+               R_TimeReport("animcache");
+
        R_Shadow_UpdateBounceGridTexture();
        if (r_timereport_active && r_shadow_bouncegrid.integer)
                R_TimeReport("bouncegrid");
@@ -7742,7 +7769,7 @@ texture_t *R_GetCurrentTexture(texture_t *t)
        dp_model_t *model = ent->model;
        q3shaderinfo_layer_tcmod_t *tcmod;
 
-       if (t->update_lastrenderframe == r_textureframe && t->update_lastrenderentity == (void *)ent)
+       if (t->update_lastrenderframe == r_textureframe && t->update_lastrenderentity == (void *)ent && !rsurface.forcecurrenttextureupdate)
                return t->currentframe;
        t->update_lastrenderframe = r_textureframe;
        t->update_lastrenderentity = (void *)ent;
@@ -7891,6 +7918,11 @@ texture_t *R_GetCurrentTexture(texture_t *t)
                t->backgroundglowtexture = t->backgroundcurrentskinframe->glow;
                if (!t->backgroundnmaptexture)
                        t->backgroundnmaptexture = r_texture_blanknormalmap;
+               // make sure that if glow is going to be used, both textures are not NULL
+               if (!t->backgroundglowtexture && t->glowtexture)
+                       t->backgroundglowtexture = r_texture_black;
+               if (!t->glowtexture && t->backgroundglowtexture)
+                       t->glowtexture = r_texture_black;
        }
        else
        {
@@ -8152,6 +8184,7 @@ void RSurf_ActiveWorldEntity(void)
        rsurface.passcolor4f = NULL;
        rsurface.passcolor4f_vertexbuffer = NULL;
        rsurface.passcolor4f_bufferoffset = 0;
+       rsurface.forcecurrenttextureupdate = false;
 }
 
 void RSurf_ActiveModelEntity(const entity_render_t *ent, qboolean wantnormals, qboolean wanttangents, qboolean prepass)
@@ -8325,6 +8358,7 @@ void RSurf_ActiveModelEntity(const entity_render_t *ent, qboolean wantnormals, q
        rsurface.passcolor4f = NULL;
        rsurface.passcolor4f_vertexbuffer = NULL;
        rsurface.passcolor4f_bufferoffset = 0;
+       rsurface.forcecurrenttextureupdate = false;
 }
 
 void RSurf_ActiveCustomEntity(const matrix4x4_t *matrix, const matrix4x4_t *inversematrix, int entflags, double shadertime, float r, float g, float b, float a, int numvertices, const float *vertex3f, const float *texcoord2f, const float *normal3f, const float *svector3f, const float *tvector3f, const float *color4f, int numtriangles, const int *element3i, const unsigned short *element3s, qboolean wantnormals, qboolean wanttangents)
@@ -8448,6 +8482,7 @@ void RSurf_ActiveCustomEntity(const matrix4x4_t *matrix, const matrix4x4_t *inve
        rsurface.passcolor4f = NULL;
        rsurface.passcolor4f_vertexbuffer = NULL;
        rsurface.passcolor4f_bufferoffset = 0;
+       rsurface.forcecurrenttextureupdate = true;
 
        if (rsurface.modelnumvertices && rsurface.modelelement3i)
        {