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https://github.com/yquake2/yquake2remaster.git
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gl1,vk: share R_AddDynamicLights
This commit is contained in:
Denis Pauk
parent
85c18a8090
commit
0dde2cc731
5 changed files with 151 additions and 226 deletions
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@ -289,3 +289,104 @@ R_SetCacheState(msurface_t *surf, refdef_t *refdef)
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refdef->lightstyles[surf->styles[maps]].white;
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}
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}
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void
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R_AddDynamicLights(msurface_t *surf, refdef_t *r_newrefdef,
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float *s_blocklights, const float *s_blocklights_max)
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{
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int lnum;
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float fdist, frad, fminlight;
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vec3_t impact, local;
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int t;
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int i;
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int smax, tmax;
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dlight_t *dl;
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float *plightdest;
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float fsacc, ftacc;
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smax = (surf->extents[0] >> surf->lmshift) + 1;
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tmax = (surf->extents[1] >> surf->lmshift) + 1;
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for (lnum = 0; lnum < r_newrefdef->num_dlights; lnum++)
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{
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if (!(surf->dlightbits & (1 << lnum)))
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{
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continue; /* not lit by this light */
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}
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dl = &r_newrefdef->dlights[lnum];
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frad = dl->intensity;
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fdist = DotProduct(dl->origin, surf->plane->normal) -
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surf->plane->dist;
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frad -= fabs(fdist);
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/* rad is now the highest intensity on the plane */
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fminlight = DLIGHT_CUTOFF;
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if (frad < fminlight)
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{
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continue;
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}
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fminlight = frad - fminlight;
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for (i = 0; i < 3; i++)
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{
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impact[i] = dl->origin[i] -
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surf->plane->normal[i] * fdist;
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}
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local[0] = DotProduct(impact, surf->lmvecs[0]) +
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surf->lmvecs[0][3] - surf->texturemins[0];
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local[1] = DotProduct(impact, surf->lmvecs[1]) +
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surf->lmvecs[1][3] - surf->texturemins[1];
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plightdest = s_blocklights;
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for (t = 0, ftacc = 0; t < tmax; t++, ftacc += (1 << surf->lmshift))
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{
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int s, td;
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td = local[1] - ftacc;
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if (td < 0)
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{
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td = -td;
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}
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td *= surf->lmvlen[1];
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for (s = 0, fsacc = 0; s < smax; s++, fsacc += (1 << surf->lmshift), plightdest += 3)
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{
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int sd;
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sd = Q_ftol(local[0] - fsacc);
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if (sd < 0)
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{
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sd = -sd;
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}
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sd *= surf->lmvlen[0];
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if (sd > td)
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{
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fdist = sd + (td >> 1);
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}
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else
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{
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fdist = td + (sd >> 1);
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}
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if ((fdist < fminlight) && (plightdest < (s_blocklights_max - 3)))
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{
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float diff = frad - fdist;
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plightdest[0] += diff * dl->color[0];
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plightdest[1] += diff * dl->color[1];
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plightdest[2] += diff * dl->color[2];
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}
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}
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}
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}
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}
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@ -178,103 +178,6 @@ R_PushDlights(void)
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}
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}
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static void
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R_AddDynamicLights(msurface_t *surf)
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{
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int lnum;
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int sd, td;
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float fdist, frad, fminlight;
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vec3_t impact, local;
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int s, t;
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int i;
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int smax, tmax;
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dlight_t *dl;
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float *plightdest;
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float fsacc, ftacc;
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smax = (surf->extents[0] >> surf->lmshift) + 1;
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tmax = (surf->extents[1] >> surf->lmshift) + 1;
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for (lnum = 0; lnum < r_newrefdef.num_dlights; lnum++)
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{
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if (!(surf->dlightbits & (1 << lnum)))
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{
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continue; /* not lit by this light */
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}
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dl = &r_newrefdef.dlights[lnum];
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frad = dl->intensity;
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fdist = DotProduct(dl->origin, surf->plane->normal) -
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surf->plane->dist;
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frad -= fabs(fdist);
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/* rad is now the highest intensity on the plane */
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fminlight = DLIGHT_CUTOFF;
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if (frad < fminlight)
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{
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continue;
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}
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fminlight = frad - fminlight;
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for (i = 0; i < 3; i++)
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{
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impact[i] = dl->origin[i] -
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surf->plane->normal[i] * fdist;
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}
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local[0] = DotProduct(impact, surf->lmvecs[0]) +
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surf->lmvecs[0][3] - surf->texturemins[0];
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local[1] = DotProduct(impact, surf->lmvecs[1]) +
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surf->lmvecs[1][3] - surf->texturemins[1];
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plightdest = s_blocklights;
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for (t = 0, ftacc = 0; t < tmax; t++, ftacc += (1 << surf->lmshift))
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{
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td = local[1] - ftacc;
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if (td < 0)
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{
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td = -td;
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}
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td *= surf->lmvlen[1];
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for (s = 0, fsacc = 0; s < smax; s++, fsacc += (1 << surf->lmshift), plightdest += 3)
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{
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sd = Q_ftol(local[0] - fsacc);
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if (sd < 0)
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{
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sd = -sd;
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}
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sd *= surf->lmvlen[0];
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if (sd > td)
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{
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fdist = sd + (td >> 1);
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}
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else
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{
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fdist = td + (sd >> 1);
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}
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if ((fdist < fminlight) && (plightdest < (s_blocklights_max - 3)))
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{
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float diff = frad - fdist;
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plightdest[0] += diff * dl->color[0];
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plightdest[1] += diff * dl->color[1];
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plightdest[2] += diff * dl->color[2];
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}
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}
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}
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}
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}
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float *s_blocklights = NULL, *s_blocklights_max = NULL;
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/*
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@ -426,7 +329,7 @@ R_BuildLightMap(msurface_t *surf, byte *dest, int stride)
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/* add all the dynamic lights */
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if (surf->dlightframe == r_framecount)
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{
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R_AddDynamicLights(surf);
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R_AddDynamicLights(surf, &r_newrefdef, s_blocklights, s_blocklights_max);
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}
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store:
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@ -380,6 +380,8 @@ extern bspxlightgrid_t *Mod_LoadBSPXLightGrid(const bspx_header_t *bspx_header,
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extern void R_LightPoint(const bspxlightgrid_t *grid, const entity_t *currententity, refdef_t *refdef, const msurface_t *surfaces,
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const mnode_t *nodes, vec3_t p, vec3_t color, float modulate, vec3_t lightspot);
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extern void R_SetCacheState(msurface_t *surf, refdef_t *r_newrefdef);
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extern void R_AddDynamicLights(msurface_t *surf, refdef_t *r_newrefdef,
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float *s_blocklights, const float *s_blocklights_max);
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/* Warp Sky logic */
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extern void R_ClipSkyPolygon(int nump, vec3_t vecs, int stage,
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@ -57,7 +57,7 @@ R_PushDlights
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=============
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*/
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void
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R_PushDlights (const model_t *model)
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R_PushDlights(const model_t *model)
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{
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int i;
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dlight_t *l;
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@ -71,12 +71,12 @@ R_PushDlights (const model_t *model)
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}
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static void
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R_AddDynamicLights(drawsurf_t* drawsurf)
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RI_AddDynamicLights(drawsurf_t* drawsurf)
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{
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msurface_t *surf;
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int lnum;
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int smax, tmax;
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mtexinfo_t *tex;
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int lnum;
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int smax, tmax;
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mtexinfo_t *tex;
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surf = drawsurf->surf;
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smax = (surf->extents[0] >> surf->lmshift) + 1;
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@ -129,39 +129,57 @@ R_AddDynamicLights(drawsurf_t* drawsurf)
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surf->plane->dist;
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rad -= fabs(dist);
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minlight = DLIGHT_CUTOFF; // dl->minlight;
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if (rad < minlight)
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continue;
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minlight = rad - minlight;
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for (i=0 ; i<3 ; i++)
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if (rad < minlight)
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{
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impact[i] = dl->origin[i] -
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surf->plane->normal[i]*dist;
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continue;
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}
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local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
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local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
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minlight = rad - minlight;
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for (i = 0; i < 3; i++)
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{
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impact[i] = dl->origin[i] -
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surf->plane->normal[i] * dist;
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}
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local[0] = DotProduct(impact, tex->vecs[0]) +
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tex->vecs[0][3];
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local[1] = DotProduct(impact, tex->vecs[1]) +
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tex->vecs[1][3];
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local[0] -= surf->texturemins[0];
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local[1] -= surf->texturemins[1];
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for (t = 0 ; t < tmax ; t++)
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for (t = 0; t < tmax; t++)
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{
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int s, td;
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td = local[1] - t * (1 << surf->lmshift);
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if (td < 0)
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{
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td = -td;
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for (s=0 ; s<smax ; s++)
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}
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for (s = 0; s < smax; s++)
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{
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int sd;
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sd = local[0] - s * (1 << surf->lmshift);
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if (sd < 0)
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{
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sd = -sd;
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}
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if (sd > td)
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{
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dist = sd + (td >> 1);
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}
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else
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{
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dist = td + (sd >> 1);
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}
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for (i=0; i<3; i++)
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{
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@ -188,25 +206,21 @@ R_AddDynamicLights(drawsurf_t* drawsurf)
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}
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/*
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===============
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R_BuildLightMap
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Combine and scale multiple lightmaps into the 8.8 format in blocklights
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===============
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*/
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* Combine and scale multiple lightmaps into the 8.8 format in blocklights
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*/
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void
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R_BuildLightMap (drawsurf_t* drawsurf)
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R_BuildLightMap(drawsurf_t* drawsurf)
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{
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int smax, tmax;
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int size;
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byte *lightmap;
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msurface_t *surf;
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int smax, tmax;
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int size;
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byte *lightmap;
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msurface_t *surf;
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surf = drawsurf->surf;
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smax = (surf->extents[0] >> surf->lmshift) + 1;
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tmax = (surf->extents[1] >> surf->lmshift) + 1;
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size = smax*tmax*3;
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size = smax * tmax * 3;
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if (blocklight_max <= blocklights + size)
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{
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@ -214,7 +228,7 @@ R_BuildLightMap (drawsurf_t* drawsurf)
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return;
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}
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// clear to no light
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/* clear to no light */
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memset(blocklights, 0, size * sizeof(light_t));
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if (r_fullbright->value || !r_worldmodel->lightdata)
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@ -222,7 +236,7 @@ R_BuildLightMap (drawsurf_t* drawsurf)
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return;
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}
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// add all the lightmaps
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/* add all the lightmaps */
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lightmap = surf->samples;
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if (lightmap)
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{
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@ -302,7 +316,9 @@ R_BuildLightMap (drawsurf_t* drawsurf)
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// add all the dynamic lights
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if (surf->dlightframe == r_framecount)
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R_AddDynamicLights (drawsurf);
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{
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RI_AddDynamicLights (drawsurf);
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}
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// bound, invert, and shift
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{
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@ -168,103 +168,6 @@ R_PushDlights(void)
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}
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}
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static void
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R_AddDynamicLights(msurface_t *surf)
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{
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int lnum;
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int sd, td;
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float fdist, frad, fminlight;
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vec3_t impact, local;
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int s, t;
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int i;
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int smax, tmax;
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dlight_t *dl;
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float *plightdest;
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float fsacc, ftacc;
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smax = (surf->extents[0] >> surf->lmshift) + 1;
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tmax = (surf->extents[1] >> surf->lmshift) + 1;
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for (lnum = 0; lnum < r_newrefdef.num_dlights; lnum++)
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{
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if (!(surf->dlightbits & (1 << lnum)))
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{
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continue; /* not lit by this light */
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}
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dl = &r_newrefdef.dlights[lnum];
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frad = dl->intensity;
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fdist = DotProduct(dl->origin, surf->plane->normal) -
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surf->plane->dist;
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frad -= fabs(fdist);
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/* rad is now the highest intensity on the plane */
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fminlight = DLIGHT_CUTOFF;
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if (frad < fminlight)
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{
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continue;
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}
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fminlight = frad - fminlight;
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for (i = 0; i < 3; i++)
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{
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impact[i] = dl->origin[i] -
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surf->plane->normal[i] * fdist;
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}
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local[0] = DotProduct(impact, surf->lmvecs[0]) +
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surf->lmvecs[0][3] - surf->texturemins[0];
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local[1] = DotProduct(impact, surf->lmvecs[1]) +
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surf->lmvecs[1][3] - surf->texturemins[1];
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plightdest = s_blocklights;
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for (t = 0, ftacc = 0; t < tmax; t++, ftacc += (1 << surf->lmshift))
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{
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td = local[1] - ftacc;
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if (td < 0)
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{
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td = -td;
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}
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td *= surf->lmvlen[1];
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for (s = 0, fsacc = 0; s < smax; s++, fsacc += (1 << surf->lmshift), plightdest += 3)
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{
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sd = Q_ftol(local[0] - fsacc);
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if (sd < 0)
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{
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sd = -sd;
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}
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sd *= surf->lmvlen[0];
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if (sd > td)
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{
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fdist = sd + (td >> 1);
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}
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else
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{
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fdist = td + (sd >> 1);
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}
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if ((fdist < fminlight) && (plightdest < (s_blocklights_max - 3)))
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{
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float diff = frad - fdist;
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plightdest[0] += diff * dl->color[0];
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plightdest[1] += diff * dl->color[1];
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plightdest[2] += diff * dl->color[2];
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}
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}
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}
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}
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}
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float *s_blocklights = NULL, *s_blocklights_max = NULL;
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/*
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@ -416,7 +319,7 @@ R_BuildLightMap(msurface_t *surf, byte *dest, int stride)
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/* add all the dynamic lights */
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if (surf->dlightframe == r_framecount)
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{
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R_AddDynamicLights(surf);
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R_AddDynamicLights(surf, &r_newrefdef, s_blocklights, s_blocklights_max);
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}
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store:
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