diff --git a/gl_rlight.c b/gl_rlight.c index 515c298..8786068 100644 --- a/gl_rlight.c +++ b/gl_rlight.c @@ -74,136 +74,9 @@ void R_AnimateLight (void) } } -/* -============================================================================= - -LIGHT SAMPLING - -============================================================================= -*//* - -mplane_t *lightplane; -vec3_t lightspot; - -int RecursiveLightPoint (mnode_t *node, vec3_t start, vec3_t end) -{ - int r; - float front, back, frac; - int side; - mplane_t *plane; - vec3_t mid; - msurface_t *surf; - int s, t, ds, dt; - int i; - mtexinfo_t *tex; - byte *lightmap; - unsigned scale; - int maps; - - if (node->contents & CONTENTS_LEAF) - return -1; // didn't hit anything - -// calculate mid point - -// FIXME: optimize for axial - plane = node->plane; - front = DotProduct (start, plane->normal) - plane->dist; - back = DotProduct (end, plane->normal) - plane->dist; - side = front < 0; - - if ( (back < 0) == side) - return RecursiveLightPoint (node->children[side], start, end); - - frac = front / (front-back); - mid[0] = start[0] + (end[0] - start[0])*frac; - mid[1] = start[1] + (end[1] - start[1])*frac; - mid[2] = start[2] + (end[2] - start[2])*frac; - -// go down front side - r = RecursiveLightPoint (node->children[side], start, mid); - if (r >= 0) - return r; // hit something - - if ( (back < 0) == side ) - return -1; // didn't hit anuthing - -// check for impact on this node - VectorCopy (mid, lightspot); - lightplane = plane; - - surf = cl.worldmodel->surfaces + node->firstsurface; - for (i=0 ; inumsurfaces ; i++, surf++) - { - if (surf->flags & SURF_DRAWTILED) - continue; // no lightmaps - - tex = surf->texinfo; - - s = DotProduct (mid, tex->vecs[0]) + tex->vecs[0][3]; - t = DotProduct (mid, tex->vecs[1]) + tex->vecs[1][3];; - - if (s < surf->texturemins[0] || - t < surf->texturemins[1]) - continue; - - ds = s - surf->texturemins[0]; - dt = t - surf->texturemins[1]; - - if ( ds > surf->extents[0] || dt > surf->extents[1] ) - continue; - - if (!surf->samples) - return 0; - - ds >>= 4; - dt >>= 4; - - lightmap = surf->samples; - r = 0; - if (lightmap) - { - - lightmap += dt * ((surf->extents[0]>>4)+1) + ds; - - for (maps = 0 ; maps < MAXLIGHTMAPS && surf->styles[maps] != 255 ; - maps++) - { - scale = d_lightstylevalue[surf->styles[maps]]; - r += *lightmap * scale; - lightmap += ((surf->extents[0]>>4)+1) * - ((surf->extents[1]>>4)+1); - } - - r >>= 8; - } - - return r; - } - -// go down back side - return RecursiveLightPoint (node->children[!side], mid, end); -} -*/ int R_LightPoint (vec3_t p) { - //PENTA: use the lightgrid for this + //PENTA: use the q3 lightgrid for this return 255; - -/* vec3_t end; - int r; - - if (!cl.worldmodel->lightdata) - return 255; - - end[0] = p[0]; - end[1] = p[1]; - end[2] = p[2] - 2048; - - r = RecursiveLightPoint (cl.worldmodel->nodes, p, end); - - if (r == -1) - r = 0; - - return r;*/ }