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HL2: slightly more tolerable prop lighting

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This commit is contained in:
Marco Cawthorne 2024-11-21 22:11:26 -08:00
parent 5676b8b849
commit a0d3a3ba2c
1 changed files with 47 additions and 4 deletions
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51
plugins/hl2/mod_vbsp.c
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@ -2275,9 +2275,11 @@ static qboolean VBSP_LoadStaticProps(model_t *mod, qbyte *offset, size_t size, i
}
//Hack: lighting is wrong.
// ent->light_type = ELT_UNKNOWN;
#if 0
VectorSet(ent->light_dir, 0, 0.707, 0.707);
VectorSet(ent->light_avg, 0.75, 0.75, 0.75);
VectorSet(ent->light_range, 0.5, 0.5, 0.5);
#endif
//not all props will be emitted, according to d3d levels...
prv->numstaticprops++;
@ -3355,6 +3357,39 @@ static qbyte *VBSP_MarkLeaves (model_t *model, int clusters[2])
}
return vis;
}
qboolean HL2_CalcModelLighting(entity_t *e, model_t *clmodel, refdef_t *r_refdef, model_t *mod)
{
vec3_t lightdir;
int i;
vec3_t dist;
float add, m;
vec3_t shadelight, ambientlight;
e->light_dir[0] = 0; e->light_dir[1] = 1; e->light_dir[2] = 0;
mod->funcs.LightPointValues(mod, e->origin, shadelight, ambientlight, lightdir);
e->light_dir[0] = DotProduct(lightdir, e->axis[0]);
e->light_dir[1] = DotProduct(lightdir, e->axis[1]);
e->light_dir[2] = DotProduct(lightdir, e->axis[2]);
VectorNormalize(e->light_dir);
shadelight[0] *= 1/255.0f;
shadelight[1] *= 1/255.0f;
shadelight[2] *= 1/255.0f;
ambientlight[0] *= 1/255.0f;
ambientlight[1] *= 1/255.0f;
ambientlight[2] *= 1/255.0f;
//calculate average and range, to allow for negative lighting dotproducts
VectorCopy(shadelight, e->light_avg);
VectorCopy(ambientlight, e->light_range);
e->light_known = 1;
return e->light_known-1;
}
static void VBSP_PrepareFrame(model_t *mod, refdef_t *r_refdef, int area, int clusters[2], pvsbuffer_t *vis, qbyte **entvis_out, qbyte **surfvis_out)
{
vbspinfo_t *prv = (vbspinfo_t*)mod->meshinfo;
@ -3448,14 +3483,22 @@ static void VBSP_PrepareFrame(model_t *mod, refdef_t *r_refdef, int area, int cl
modfuncs->GetModel(src->model->publicname, MLV_WARN); //we use threads, so these'll load in time.
continue;
}
/*if (!src->light_known)
#if 1
if (!src->light_known)
{
vec3_t tmp;
VectorCopy(src->origin, tmp);
VectorCopy(sent->lightorg, src->origin);
R_CalcModelLighting(src, src->model); //bake and cache, now everything else is working.
HL2_CalcModelLighting(src, src->model, r_refdef, mod);
VectorCopy(tmp, src->origin);
}*/
/* HACK: If it's dark, might as well sample the model pos directly. */
if (VectorLength(src->light_range) < 0.25)
{
HL2_CalcModelLighting(src, src->model, r_refdef, mod);
}
}
#endif
if (src->pvscache.num_leafs==-2)
{
vec3_t absmin, absmax;
@ -3595,7 +3638,7 @@ static void VBSP_WalkShadows (dlight_t *dl, void (*callback)(msurface_t *surf),
if ((dot < 0) ^ !!(surf->flags & SURF_PLANEBACK))
continue; // wrong side
/* if (surf->flags & (SURF_DRAWALPHA | SURF_DRAWTILED))
/*if (surf->flags & (SURF_DRAWALPHA | SURF_DRAWTILED))
{ // no shadows
continue;
}*/