]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - r_light.c
fixed some dynamic lighting bugs related to glowing self
[xonotic/darkplaces.git] / r_light.c
index 74334c502d53f18b7a1d3a941693d39254becc1f..1c46419d1f7f66d7e0bf2bec9c2e24442742f195 100644 (file)
--- a/r_light.c
+++ b/r_light.c
@@ -53,7 +53,7 @@ void r_light_start(void)
                        pixels[y][x][3] = 255;
                }
        }
-       lightcorona = R_LoadTexture (lighttexturepool, "lightcorona", 32, 32, &pixels[0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE);
+       lightcorona = R_LoadTexture2D(lighttexturepool, "lightcorona", 32, 32, &pixels[0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
 }
 
 void r_light_shutdown(void)
@@ -132,7 +132,7 @@ void R_BuildLightList(void)
                        rd->cullradius2 = (2048.0f * 2048.0f);
                rd->cullradius = sqrt(rd->cullradius2);
                rd->subtract = 1.0f / rd->cullradius2;
-               //rd->ent = cd->ent;
+               rd->ent = cd->ent;
                c_dlights++; // count every dlight in use
        }
 }
@@ -153,11 +153,15 @@ void R_DrawCoronas(void)
        R_Mesh_Matrix(&r_identitymatrix);
        R_Mesh_State(&m);
        viewdist = DotProduct(r_origin, vpn);
+       varray_texcoord[0][ 0] = 0;varray_texcoord[0][ 1] = 0;
+       varray_texcoord[0][ 4] = 0;varray_texcoord[0][ 5] = 1;
+       varray_texcoord[0][ 8] = 1;varray_texcoord[0][ 9] = 1;
+       varray_texcoord[0][12] = 1;varray_texcoord[0][13] = 0;
        for (i = 0;i < r_numdlights;i++)
        {
                rd = r_dlight + i;
                dist = (DotProduct(rd->origin, vpn) - viewdist);
-               if (dist >= 24.0f && CL_TraceLine(rd->origin, r_origin, NULL, NULL, 0, true) == 1)
+               if (dist >= 24.0f && CL_TraceLine(rd->origin, r_origin, NULL, NULL, 0, true, NULL) == 1)
                {
                        scale = r_colorscale * (1.0f / 131072.0f);
                        if (gl_flashblend.integer)
@@ -167,18 +171,7 @@ void R_DrawCoronas(void)
                                VectorSubtract(rd->origin, r_origin, diff);
                                scale *= 1 - exp(fogdensity/DotProduct(diff,diff));
                        }
-                       varray_color[ 0] = varray_color[ 4] = varray_color[ 8] = varray_color[12] = rd->light[0] * scale;
-                       varray_color[ 1] = varray_color[ 5] = varray_color[ 9] = varray_color[13] = rd->light[1] * scale;
-                       varray_color[ 2] = varray_color[ 6] = varray_color[10] = varray_color[14] = rd->light[2] * scale;
-                       varray_color[ 3] = varray_color[ 7] = varray_color[11] = varray_color[15] = 1;
-                       varray_texcoord[0][0] = 0;
-                       varray_texcoord[0][1] = 0;
-                       varray_texcoord[0][2] = 0;
-                       varray_texcoord[0][3] = 1;
-                       varray_texcoord[0][4] = 1;
-                       varray_texcoord[0][5] = 1;
-                       varray_texcoord[0][6] = 1;
-                       varray_texcoord[0][7] = 0;
+                       GL_Color(rd->light[0] * scale, rd->light[1] * scale, rd->light[2] * scale, 1);
                        scale = rd->cullradius * 0.25f;
                        if (gl_flashblend.integer)
                                scale *= 2.0f;
@@ -212,7 +205,6 @@ DYNAMIC LIGHTS
 R_MarkLights
 =============
 */
-extern int r_pvsframecount;
 static void R_OldMarkLights (entity_render_t *ent, vec3_t lightorigin, rdlight_t *rd, int bit, int bitindex, mnode_t *node)
 {
        float ndist, maxdist;
@@ -249,7 +241,7 @@ loc0:
        surf = ent->model->surfaces + node->firstsurface;
        for (i = 0;i < node->numsurfaces;i++, surf++)
        {
-               if (surfacepvsframes[surf->number] != r_pvsframecount)
+               if (surfacepvsframes[surf->number] != ent->model->pvsframecount)
                        continue;
                dist = ndist;
                if (surf->flags & SURF_PLANEBACK)
@@ -389,7 +381,7 @@ static void R_VisMarkLights (entity_render_t *ent, rdlight_t *rd, int bit, int b
                                                        if (surf->lightframe == lightframe)
                                                                continue;
                                                        surf->lightframe = lightframe;
-                                                       if (surfacepvsframes[surf->number] != r_pvsframecount)
+                                                       if (surfacepvsframes[surf->number] != model->pvsframecount)
                                                                continue;
                                                        dist = PlaneDiff(lightorigin, surf->plane);
                                                        if (surf->flags & SURF_PLANEBACK)
@@ -628,7 +620,7 @@ void R_CompleteLightPoint (vec3_t color, const vec3_t p, int dynamic, const mlea
                        {
                                VectorSubtract (p, sl->origin, v);
                                f = ((1.0f / (DotProduct(v, v) * sl->falloff + sl->distbias)) - sl->subtract);
-                               if (f > 0 && CL_TraceLine(p, sl->origin, NULL, NULL, 0, false) == 1)
+                               if (f > 0 && CL_TraceLine(p, sl->origin, NULL, NULL, 0, false, NULL) == 1)
                                {
                                        f *= d_lightstylevalue[sl->style] * (1.0f / 65536.0f);
                                        VectorMA(color, f, sl->light, color);
@@ -646,7 +638,7 @@ void R_CompleteLightPoint (vec3_t color, const vec3_t p, int dynamic, const mlea
                        rd = r_dlight + i;
                        VectorSubtract (p, rd->origin, v);
                        f = DotProduct(v, v);
-                       if (f < rd->cullradius2 && CL_TraceLine(p, rd->origin, NULL, NULL, 0, false) == 1)
+                       if (f < rd->cullradius2 && CL_TraceLine(p, rd->origin, NULL, NULL, 0, false, NULL) == 1)
                        {
                                f = (1.0f / (f + LIGHTOFFSET)) - rd->subtract;
                                VectorMA(color, f, rd->light, color);
@@ -670,7 +662,8 @@ void R_ModelLightPoint (const entity_render_t *ent, vec3_t color, const vec3_t p
                RecursiveLightPoint (color, cl.worldmodel->nodes, p[0], p[1], p[2], p[2] - 65536);
 }
 
-void R_LightModel(const entity_render_t *ent, int numverts, float colorr, float colorg, float colorb, int worldcoords)
+extern cvar_t r_shadows;
+void R_LightModel(const entity_render_t *ent, int numverts, float *vertices, float *normals, float *colors, float colorr, float colorg, float colorb, int worldcoords)
 {
        int i, j, nearlights = 0, maxnearlights = r_modellights.integer;
        float color[3], basecolor[3], v[3], t, *av, *avn, *avc, a, f, dist2, mscale, dot, stylescale, intensity, ambientcolor[3];
@@ -698,72 +691,16 @@ void R_LightModel(const entity_render_t *ent, int numverts, float colorr, float
        {
                R_ModelLightPoint(ent, basecolor, ent->origin);
 
-               nl = &nearlight[0];
-               for (i = 0;i < ent->numentlights;i++)
+               if (r_shadows.integer != 3)
                {
-                       sl = cl.worldmodel->lights + ent->entlights[i];
-                       stylescale = d_lightstylevalue[sl->style] * (1.0f / 65536.0f);
-                       VectorSubtract (ent->origin, sl->origin, v);
-                       f = ((1.0f / (DotProduct(v, v) * sl->falloff + sl->distbias)) - sl->subtract) * stylescale;
-                       VectorScale(sl->light, f, ambientcolor);
-                       intensity = DotProduct(ambientcolor, ambientcolor);
-                       if (f < 0)
-                               intensity *= -1.0f;
-                       if (nearlights < maxnearlights)
-                               j = nearlights++;
-                       else
+                       nl = &nearlight[0];
+                       for (i = 0;i < ent->numentlights;i++)
                        {
-                               for (j = 0;j < maxnearlights;j++)
-                               {
-                                       if (nearlight[j].intensity < intensity)
-                                       {
-                                               if (nearlight[j].intensity > 0)
-                                                       VectorAdd(basecolor, nearlight[j].ambientlight, basecolor);
-                                               break;
-                                       }
-                               }
-                       }
-                       if (j >= maxnearlights)
-                       {
-                               // this light is less significant than all others,
-                               // add it to ambient
-                               if (intensity > 0)
-                                       VectorAdd(basecolor, ambientcolor, basecolor);
-                       }
-                       else
-                       {
-                               nl = nearlight + j;
-                               nl->intensity = intensity;
-                               // transform the light into the model's coordinate system
-                               if (worldcoords)
-                                       VectorCopy(sl->origin, nl->origin);
-                               else
-                                       Matrix4x4_Transform(&ent->inversematrix, sl->origin, nl->origin);
-                               // integrate mscale into falloff, for maximum speed
-                               nl->falloff = sl->falloff * mscale;
-                               VectorCopy(ambientcolor, nl->ambientlight);
-                               nl->light[0] = sl->light[0] * stylescale * colorr * 4.0f;
-                               nl->light[1] = sl->light[1] * stylescale * colorg * 4.0f;
-                               nl->light[2] = sl->light[2] * stylescale * colorb * 4.0f;
-                               nl->subtract = sl->subtract;
-                               nl->offset = sl->distbias;
-                       }
-               }
-               for (i = 0;i < r_numdlights;i++)
-               {
-                       rd = r_dlight + i;
-                       VectorCopy(rd->origin, v);
-                       if (v[0] < ent->mins[0]) v[0] = ent->mins[0];if (v[0] > ent->maxs[0]) v[0] = ent->maxs[0];
-                       if (v[1] < ent->mins[1]) v[1] = ent->mins[1];if (v[1] > ent->maxs[1]) v[1] = ent->maxs[1];
-                       if (v[2] < ent->mins[2]) v[2] = ent->mins[2];if (v[2] > ent->maxs[2]) v[2] = ent->maxs[2];
-                       VectorSubtract (v, rd->origin, v);
-                       if (DotProduct(v, v) < rd->cullradius2)
-                       {
-                               if (CL_TraceLine(ent->origin, rd->origin, NULL, NULL, 0, false) != 1)
-                                       continue;
-                               VectorSubtract (ent->origin, rd->origin, v);
-                               f = ((1.0f / (DotProduct(v, v) + LIGHTOFFSET)) - rd->subtract);
-                               VectorScale(rd->light, f, ambientcolor);
+                               sl = cl.worldmodel->lights + ent->entlights[i];
+                               stylescale = d_lightstylevalue[sl->style] * (1.0f / 65536.0f);
+                               VectorSubtract (ent->origin, sl->origin, v);
+                               f = ((1.0f / (DotProduct(v, v) * sl->falloff + sl->distbias)) - sl->subtract) * stylescale;
+                               VectorScale(sl->light, f, ambientcolor);
                                intensity = DotProduct(ambientcolor, ambientcolor);
                                if (f < 0)
                                        intensity *= -1.0f;
@@ -794,45 +731,103 @@ void R_LightModel(const entity_render_t *ent, int numverts, float colorr, float
                                        nl->intensity = intensity;
                                        // transform the light into the model's coordinate system
                                        if (worldcoords)
-                                               VectorCopy(rd->origin, nl->origin);
+                                               VectorCopy(sl->origin, nl->origin);
                                        else
-                                       {
-                                               Matrix4x4_Transform(&ent->inversematrix, rd->origin, nl->origin);
-                                               /*
-                                               Con_Printf("%i %s : %f %f %f : %f %f %f\n%f %f %f %f\n%f %f %f %f\n%f %f %f %f\n%f %f %f %f\n"
-                                               , rd - r_dlight, ent->model->name
-                                               , rd->origin[0], rd->origin[1], rd->origin[2]
-                                               , nl->origin[0], nl->origin[1], nl->origin[2]
-                                               , ent->inversematrix.m[0][0], ent->inversematrix.m[0][1], ent->inversematrix.m[0][2], ent->inversematrix.m[0][3]
-                                               , ent->inversematrix.m[1][0], ent->inversematrix.m[1][1], ent->inversematrix.m[1][2], ent->inversematrix.m[1][3]
-                                               , ent->inversematrix.m[2][0], ent->inversematrix.m[2][1], ent->inversematrix.m[2][2], ent->inversematrix.m[2][3]
-                                               , ent->inversematrix.m[3][0], ent->inversematrix.m[3][1], ent->inversematrix.m[3][2], ent->inversematrix.m[3][3]);
-                                               */
-                                       }
+                                               Matrix4x4_Transform(&ent->inversematrix, sl->origin, nl->origin);
                                        // integrate mscale into falloff, for maximum speed
-                                       nl->falloff = mscale;
+                                       nl->falloff = sl->falloff * mscale;
                                        VectorCopy(ambientcolor, nl->ambientlight);
-                                       nl->light[0] = rd->light[0] * colorr * 4.0f;
-                                       nl->light[1] = rd->light[1] * colorg * 4.0f;
-                                       nl->light[2] = rd->light[2] * colorb * 4.0f;
-                                       nl->subtract = rd->subtract;
-                                       nl->offset = LIGHTOFFSET;
+                                       nl->light[0] = sl->light[0] * stylescale * colorr * 4.0f;
+                                       nl->light[1] = sl->light[1] * stylescale * colorg * 4.0f;
+                                       nl->light[2] = sl->light[2] * stylescale * colorb * 4.0f;
+                                       nl->subtract = sl->subtract;
+                                       nl->offset = sl->distbias;
+                               }
+                       }
+                       for (i = 0;i < r_numdlights;i++)
+                       {
+                               rd = r_dlight + i;
+                               VectorCopy(rd->origin, v);
+                               if (v[0] < ent->mins[0]) v[0] = ent->mins[0];if (v[0] > ent->maxs[0]) v[0] = ent->maxs[0];
+                               if (v[1] < ent->mins[1]) v[1] = ent->mins[1];if (v[1] > ent->maxs[1]) v[1] = ent->maxs[1];
+                               if (v[2] < ent->mins[2]) v[2] = ent->mins[2];if (v[2] > ent->maxs[2]) v[2] = ent->maxs[2];
+                               VectorSubtract (v, rd->origin, v);
+                               if (DotProduct(v, v) < rd->cullradius2)
+                               {
+                                       if (CL_TraceLine(ent->origin, rd->origin, NULL, NULL, 0, false, NULL) != 1)
+                                               continue;
+                                       VectorSubtract (ent->origin, rd->origin, v);
+                                       f = ((1.0f / (DotProduct(v, v) + LIGHTOFFSET)) - rd->subtract);
+                                       VectorScale(rd->light, f, ambientcolor);
+                                       intensity = DotProduct(ambientcolor, ambientcolor);
+                                       if (f < 0)
+                                               intensity *= -1.0f;
+                                       if (nearlights < maxnearlights)
+                                               j = nearlights++;
+                                       else
+                                       {
+                                               for (j = 0;j < maxnearlights;j++)
+                                               {
+                                                       if (nearlight[j].intensity < intensity)
+                                                       {
+                                                               if (nearlight[j].intensity > 0)
+                                                                       VectorAdd(basecolor, nearlight[j].ambientlight, basecolor);
+                                                               break;
+                                                       }
+                                               }
+                                       }
+                                       if (j >= maxnearlights)
+                                       {
+                                               // this light is less significant than all others,
+                                               // add it to ambient
+                                               if (intensity > 0)
+                                                       VectorAdd(basecolor, ambientcolor, basecolor);
+                                       }
+                                       else
+                                       {
+                                               nl = nearlight + j;
+                                               nl->intensity = intensity;
+                                               // transform the light into the model's coordinate system
+                                               if (worldcoords)
+                                                       VectorCopy(rd->origin, nl->origin);
+                                               else
+                                               {
+                                                       Matrix4x4_Transform(&ent->inversematrix, rd->origin, nl->origin);
+                                                       /*
+                                                       Con_Printf("%i %s : %f %f %f : %f %f %f\n%f %f %f %f\n%f %f %f %f\n%f %f %f %f\n%f %f %f %f\n"
+                                                       , rd - r_dlight, ent->model->name
+                                                       , rd->origin[0], rd->origin[1], rd->origin[2]
+                                                       , nl->origin[0], nl->origin[1], nl->origin[2]
+                                                       , ent->inversematrix.m[0][0], ent->inversematrix.m[0][1], ent->inversematrix.m[0][2], ent->inversematrix.m[0][3]
+                                                       , ent->inversematrix.m[1][0], ent->inversematrix.m[1][1], ent->inversematrix.m[1][2], ent->inversematrix.m[1][3]
+                                                       , ent->inversematrix.m[2][0], ent->inversematrix.m[2][1], ent->inversematrix.m[2][2], ent->inversematrix.m[2][3]
+                                                       , ent->inversematrix.m[3][0], ent->inversematrix.m[3][1], ent->inversematrix.m[3][2], ent->inversematrix.m[3][3]);
+                                                       */
+                                               }
+                                               // integrate mscale into falloff, for maximum speed
+                                               nl->falloff = mscale;
+                                               VectorCopy(ambientcolor, nl->ambientlight);
+                                               nl->light[0] = rd->light[0] * colorr * 4.0f;
+                                               nl->light[1] = rd->light[1] * colorg * 4.0f;
+                                               nl->light[2] = rd->light[2] * colorb * 4.0f;
+                                               nl->subtract = rd->subtract;
+                                               nl->offset = LIGHTOFFSET;
+                                       }
                                }
                        }
                }
        }
        else
-       {
                R_CompleteLightPoint (basecolor, ent->origin, true, NULL);
-       }
        basecolor[0] *= colorr;
        basecolor[1] *= colorg;
        basecolor[2] *= colorb;
-       avc = aliasvertcolor;
+       avc = colors;
        if (nearlights)
        {
-               av = aliasvert;
-               avn = aliasvertnorm;
+               GL_UseColorArray();
+               av = vertices;
+               avn = normals;
                for (i = 0;i < numverts;i++)
                {
                        VectorCopy(basecolor, color);
@@ -874,18 +869,11 @@ void R_LightModel(const entity_render_t *ent, int numverts, float colorr, float
                        avc[3] = a;
                        avc += 4;
                        av += 4;
-                       avn += 3;
+                       avn += 4;
                }
        }
        else
-       {
-               for (i = 0;i < numverts;i++)
-               {
-                       VectorCopy(basecolor, avc);
-                       avc[3] = a;
-                       avc += 4;
-               }
-       }
+               GL_Color(basecolor[0], basecolor[1], basecolor[2], a);
 }
 
 void R_UpdateEntLights(entity_render_t *ent)
@@ -901,7 +889,7 @@ void R_UpdateEntLights(entity_render_t *ent)
                ent->numentlights = 0;
                if (cl.worldmodel)
                        for (i = 0, sl = cl.worldmodel->lights;i < cl.worldmodel->numlights && ent->numentlights < MAXENTLIGHTS;i++, sl++)
-                               if (CL_TraceLine(ent->origin, sl->origin, NULL, NULL, 0, false) == 1)
+                               if (CL_TraceLine(ent->origin, sl->origin, NULL, NULL, 0, false, NULL) == 1)
                                        ent->entlights[ent->numentlights++] = i;
        }
        ent->entlightsframe = r_framecount;