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Add support for the DECOUPLED_LM bspx lump.

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This commit is contained in:
Shpoike 2023-08-01 12:08:51 +01:00
parent 6fc3d57c76
commit e48e9c67ad
8 changed files with 189 additions and 76 deletions
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97
engine/client/r_surf.c
View file

@ -80,7 +80,7 @@ void QDECL Surf_RebuildLightmap_Callback (struct cvar_s *var, char *oldvalue)
}
//radius, x y z, r g b
void Surf_StainSurf (msurface_t *surf, float *parms)
void Surf_StainSurf (model_t *mod, msurface_t *surf, float *parms)
{
int sd, td;
float dist, rad, minlight;
@ -91,7 +91,8 @@ void Surf_StainSurf (msurface_t *surf, float *parms)
int smax, tmax;
float amm;
int lim;
mtexinfo_t *tex;
vec4_t *lmvecs;
float *lmvecscale;
stmap *stainbase;
lightmapinfo_t *lm;
@ -107,7 +108,10 @@ void Surf_StainSurf (msurface_t *surf, float *parms)
smax = (surf->extents[0]>>surf->lmshift)+1;
tmax = (surf->extents[1]>>surf->lmshift)+1;
tex = surf->texinfo;
if (mod->facelmvecs)
lmvecs = mod->facelmvecs[surf-mod->surfaces].lmvecs, lmvecscale = mod->facelmvecs[surf-mod->surfaces].lmvecscale;
else
lmvecs = surf->texinfo->vecs, lmvecscale = surf->texinfo->vecscale;
stainbase = lm->stainmaps;
stainbase += (surf->light_t[0] * lm->width + surf->light_s[0]) * 3;
@ -125,20 +129,20 @@ void Surf_StainSurf (msurface_t *surf, float *parms)
impact[i] = (parms+1)[i] - surf->plane->normal[i]*dist;
}
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
local[0] = DotProduct (impact, lmvecs[0]) + lmvecs[0][3];
local[1] = DotProduct (impact, lmvecs[1]) + lmvecs[1][3];
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - (t<<surf->lmshift);
td = (local[1] - (t<<surf->lmshift))*lmvecscale[1];
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
sd = local[0] - (s<<surf->lmshift);
sd = (local[0] - (s<<surf->lmshift))*lmvecscale[0];
if (sd < 0)
sd = -sd;
if (sd > td)
@ -219,7 +223,7 @@ void Surf_AddStain(vec3_t org, float red, float green, float blue, float radius)
parms[6] = blue;
cl.worldmodel->funcs.StainNode(cl.worldmodel->rootnode, parms);
cl.worldmodel->funcs.StainNode(cl.worldmodel, parms);
//now stain inline bsp models other than world.
@ -243,7 +247,7 @@ void Surf_AddStain(vec3_t org, float red, float green, float blue, float radius)
}
pe->model->funcs.StainNode(pe->model->rootnode, parms);
pe->model->funcs.StainNode(pe->model, parms);
}
}
}
@ -340,14 +344,17 @@ static void Surf_AddDynamicLights_Lum (msurface_t *surf)
int s, t;
int i;
int smax, tmax;
mtexinfo_t *tex;
float a;
float l;
unsigned *bl;
vec4_t *lmvecs;
float *lmvecscale;
smax = (surf->extents[0]>>surf->lmshift)+1;
tmax = (surf->extents[1]>>surf->lmshift)+1;
tex = surf->texinfo;
if (currentmodel->facelmvecs)
lmvecs = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecs, lmvecscale = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecscale;
else
lmvecs = surf->texinfo->vecs, lmvecscale = surf->texinfo->vecscale;
for (lnum=rtlights_first; lnum<RTL_FIRST; lnum++)
{
if ( !(surf->dlightbits & ((dlightbitmask_t)1u<<lnum) ) )
@ -371,23 +378,23 @@ static void Surf_AddDynamicLights_Lum (msurface_t *surf)
surf->plane->normal[i]*dist;
}
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
local[0] = DotProduct (impact, lmvecs[0]) + lmvecs[0][3];
local[1] = DotProduct (impact, lmvecs[1]) + lmvecs[1][3];
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
a = 256*(cl_dlights[lnum].color[0]*NTSC_RED + cl_dlights[lnum].color[1]*NTSC_GREEN + cl_dlights[lnum].color[2]*NTSC_BLUE);
l = 256*(cl_dlights[lnum].color[0]*NTSC_RED + cl_dlights[lnum].color[1]*NTSC_GREEN + cl_dlights[lnum].color[2]*NTSC_BLUE);
bl = blocklights;
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - (t<<surf->lmshift);
td = (local[1] - (t<<surf->lmshift))*lmvecscale[1];
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
sd = local[0] - (s<<surf->lmshift);
sd = (local[0] - (s<<surf->lmshift))*lmvecscale[0];
if (sd < 0)
sd = -sd;
if (sd > td)
@ -395,7 +402,7 @@ static void Surf_AddDynamicLights_Lum (msurface_t *surf)
else
dist = td + (sd>>1);
if (dist < minlight)
bl[0] += (rad - dist)*a;
bl[0] += (rad - dist)*l;
bl++;
}
}
@ -412,7 +419,8 @@ static void Surf_AddDynamicLightNorms (msurface_t *surf)
int s, t;
int i;
int smax, tmax;
mtexinfo_t *tex;
vec4_t *lmvecs;
float *lmvecscale;
float a;
smax = (surf->extents[0]>>4)+1;
@ -442,8 +450,8 @@ static void Surf_AddDynamicLightNorms (msurface_t *surf)
surf->plane->normal[i]*dist;
}
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
local[0] = DotProduct (impact, lmvecs[0]) + lmvecs[0][3];
local[1] = DotProduct (impact, lmvecs[1]) + lmvecs[1][3];
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
@ -452,12 +460,12 @@ static void Surf_AddDynamicLightNorms (msurface_t *surf)
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - t*surf->lmscale;
td = (local[1] - t*surf->lmscale)*lmvecscale[1];
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
sd = local[0] - s*surf->lmscale;
sd = (local[0] - s*surf->lmscale)*lmvecscale[0];
if (sd < 0)
sd = -sd;
if (sd > td)
@ -480,13 +488,15 @@ static void Surf_AddDynamicLightNorms (msurface_t *surf)
static void Surf_AddDynamicLights_RGB (msurface_t *surf)
{
int lnum;
int sd, td;
float sd, td;
float dist, rad, minlight;
vec3_t impact, local;
vec3_t impact;
vec2_t local;
int s, t;
int i;
int smax, tmax;
mtexinfo_t *tex;
vec4_t *lmvecs;
float *lmvecscale;
// float temp;
float r, g, b;
unsigned *bl;
@ -494,7 +504,10 @@ static void Surf_AddDynamicLights_RGB (msurface_t *surf)
smax = (surf->extents[0]>>surf->lmshift)+1;
tmax = (surf->extents[1]>>surf->lmshift)+1;
tex = surf->texinfo;
if (currentmodel->facelmvecs)
lmvecs = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecs, lmvecscale = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecscale;
else
lmvecs = surf->texinfo->vecs, lmvecscale = surf->texinfo->vecscale;
for (lnum=rtlights_first; lnum<RTL_FIRST; lnum++)
{
@ -503,7 +516,7 @@ static void Surf_AddDynamicLights_RGB (msurface_t *surf)
rad = cl_dlights[lnum].radius;
VectorSubtract(cl_dlights[lnum].origin, currententity->origin, lightofs);
//FIXME: transform by forward/right/up
//FIXME: transform by currententity->axis
dist = DotProduct (lightofs, surf->plane->normal) - surf->plane->dist;
rad -= fabs(dist);
minlight = cl_dlights[lnum].minlight;
@ -517,12 +530,13 @@ static void Surf_AddDynamicLights_RGB (msurface_t *surf)
surf->plane->normal[i]*dist;
}
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
local[0] = DotProduct (impact, lmvecs[0]) + lmvecs[0][3];
local[1] = DotProduct (impact, lmvecs[1]) + lmvecs[1][3];
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
if (r_dynamic.ival == 2)
r = g = b = 256;
else
@ -537,18 +551,18 @@ static void Surf_AddDynamicLights_RGB (msurface_t *surf)
{
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - (t<<surf->lmshift);
td = (local[1] - (t<<surf->lmshift))*lmvecscale[1];
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
sd = local[0] - (s<<surf->lmshift);
sd = (local[0] - (s<<surf->lmshift))*lmvecscale[0];
if (sd < 0)
sd = -sd;
if (sd > td)
dist = sd + (td>>1);
dist = sd + td*0.5;
else
dist = td + (sd>>1);
dist = td + sd*0.5;
if (dist < minlight)
{
i = bl[0] + (rad - dist)*r;
@ -566,18 +580,18 @@ static void Surf_AddDynamicLights_RGB (msurface_t *surf)
{
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - (t<<surf->lmshift);
td = (local[1] - (t<<surf->lmshift))*lmvecscale[1];
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
sd = local[0] - (s<<surf->lmshift);
sd = (local[0] - (s<<surf->lmshift))*lmvecscale[0];
if (sd < 0)
sd = -sd;
if (sd > td)
dist = sd + (td>>1);
dist = sd + td*0.5;
else
dist = td + (sd>>1);
dist = td + sd*0.5;
if (dist < minlight)
{
bl[0] += (rad - dist)*r;
@ -2303,7 +2317,10 @@ void Surf_GenBrushBatches(batch_t **batches, entity_t *ent)
continue;
if (!(cl_dlights[k].flags & LFLAG_LIGHTMAP))
continue;
if ((cl_dlights[k].flags & LFLAG_NORMALMODE) && r_shadow_realtime_dlight.ival)
continue;
if ((cl_dlights[k].flags & LFLAG_REALTIMEMODE) && r_shadow_realtime_world.ival)
continue;
model->funcs.MarkLights (&cl_dlights[k], (dlightbitmask_t)1<<k, model->rootnode);
}
}

2
engine/client/render.h
View file

@ -354,7 +354,7 @@ void Surf_PreNewMap(void);
void Surf_SetupFrame(void); //determine pvs+viewcontents
void Surf_DrawWorld(void);
void Surf_GenBrushBatches(struct batch_s **batches, entity_t *ent);
void Surf_StainSurf(struct msurface_s *surf, float *parms);
void Surf_StainSurf(struct model_s *mod, struct msurface_s *surf, float *parms);
void Surf_AddStain(vec3_t org, float red, float green, float blue, float radius);
void Surf_LessenStains(void);
void Surf_WipeStains(void);

18
engine/common/gl_q2bsp.c
View file

@ -4432,7 +4432,7 @@ static void Q2BSP_MarkLights (dlight_t *light, dlightbitmask_t bit, mnode_t *nod
}
#ifndef SERVERONLY
static void GLR_Q2BSP_StainNode (mnode_t *node, float *parms)
static void GLR_Q2BSP_StainNode_r (model_t *model, mnode_t *node, float *parms)
{
mplane_t *splitplane;
float dist;
@ -4447,26 +4447,30 @@ static void GLR_Q2BSP_StainNode (mnode_t *node, float *parms)
if (dist > (*parms))
{
GLR_Q2BSP_StainNode (node->children[0], parms);
GLR_Q2BSP_StainNode_r (model, node->children[0], parms);
return;
}
if (dist < (-*parms))
{
GLR_Q2BSP_StainNode (node->children[1], parms);
GLR_Q2BSP_StainNode_r (model, node->children[1], parms);
return;
}
// mark the polygons
surf = cl.worldmodel->surfaces + node->firstsurface;
surf = model->surfaces + node->firstsurface;
for (i=0 ; i<node->numsurfaces ; i++, surf++)
{
if (surf->flags&~(SURF_DONTWARP|SURF_PLANEBACK))
continue;
Surf_StainSurf(surf, parms);
Surf_StainSurf(model, surf, parms);
}
GLR_Q2BSP_StainNode (node->children[0], parms);
GLR_Q2BSP_StainNode (node->children[1], parms);
GLR_Q2BSP_StainNode_r (model, node->children[0], parms);
GLR_Q2BSP_StainNode_r (model, node->children[1], parms);
}
static void GLR_Q2BSP_StainNode (model_t *model, float *parms)
{
GLR_Q2BSP_StainNode_r(model, model->rootnode, parms);
}
#endif

33
engine/common/q1bsp.c
View file

@ -1658,6 +1658,8 @@ void Q1BSP_MarkLights (dlight_t *light, dlightbitmask_t bit, mnode_t *node)
float l, maxdist;
int j, s, t;
vec3_t impact;
vec4_t *lmvecs;
float *lmvecscale;
if (node->contents < 0)
return;
@ -1689,13 +1691,18 @@ void Q1BSP_MarkLights (dlight_t *light, dlightbitmask_t bit, mnode_t *node)
for (j=0 ; j<3 ; j++)
impact[j] = light->origin[j] - surf->plane->normal[j]*dist;
if (currentmodel->facelmvecs)
lmvecs = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecs, lmvecscale = currentmodel->facelmvecs[surf-currentmodel->surfaces].lmvecscale;
else
lmvecs = surf->texinfo->vecs, lmvecscale = surf->texinfo->vecscale;
// clamp center of light to corner and check brightness
l = DotProduct (impact, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3] - surf->texturemins[0];
l = DotProduct (impact, lmvecs[0]) + lmvecs[0][3] - surf->texturemins[0];
s = l+0.5;if (s < 0) s = 0;else if (s > surf->extents[0]) s = surf->extents[0];
s = (l - s)*surf->texinfo->vecscale[0];
l = DotProduct (impact, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3] - surf->texturemins[1];
s = (l - s)*lmvecscale[0]; //FIXME
l = DotProduct (impact, lmvecs[1]) + lmvecs[1][3] - surf->texturemins[1];
t = l+0.5;if (t < 0) t = 0;else if (t > surf->extents[1]) t = surf->extents[1];
t = (l - t)*surf->texinfo->vecscale[1];
t = (l - t)*lmvecscale[1];
// compare to minimum light
if ((s*s+t*t+dist*dist) < maxdist)
{
@ -1714,7 +1721,7 @@ void Q1BSP_MarkLights (dlight_t *light, dlightbitmask_t bit, mnode_t *node)
}
//combination of R_AddDynamicLights and R_MarkLights
static void Q1BSP_StainNode (mnode_t *node, float *parms)
static void Q1BSP_StainNode_r (model_t *model, mnode_t *node, float *parms)
{
mplane_t *splitplane;
float dist;
@ -1729,26 +1736,30 @@ static void Q1BSP_StainNode (mnode_t *node, float *parms)
if (dist > (*parms))
{
Q1BSP_StainNode (node->children[0], parms);
Q1BSP_StainNode_r (model, node->children[0], parms);
return;
}
if (dist < (-*parms))
{
Q1BSP_StainNode (node->children[1], parms);
Q1BSP_StainNode_r (model, node->children[1], parms);
return;
}
// mark the polygons
surf = cl.worldmodel->surfaces + node->firstsurface;
surf = model->surfaces + node->firstsurface;
for (i=0 ; i<node->numsurfaces ; i++, surf++)
{
if (surf->flags&~(SURF_DRAWALPHA|SURF_DONTWARP|SURF_PLANEBACK))
continue;
Surf_StainSurf(surf, parms);
Surf_StainSurf(model, surf, parms);
}
Q1BSP_StainNode (node->children[0], parms);
Q1BSP_StainNode (node->children[1], parms);
Q1BSP_StainNode_r (model, node->children[0], parms);
Q1BSP_StainNode_r (model, node->children[1], parms);
}
static void Q1BSP_StainNode (model_t *model, float *parms)
{
Q1BSP_StainNode_r(model, model->rootnode, parms);
}

2
engine/gl/gl_heightmap.c
View file

@ -4452,7 +4452,7 @@ void Heightmap_LightPointValues (model_t *mod, const vec3_t point, vec3_t res_di
res_dir[2] = 0;//sin(time);
VectorNormalize(res_dir);
}
void Heightmap_StainNode (mnode_t *node, float *parms)
void Heightmap_StainNode (model_t *mod, float *parms)
{
}
void Heightmap_MarkLights (dlight_t *light, dlightbitmask_t bit, mnode_t *node)

81
engine/gl/gl_model.c
View file

@ -2485,6 +2485,7 @@ void ModQ1_Batches_BuildQ1Q2Poly(model_t *mod, msurface_t *surf, builddata_t *co
float s, t, d;
int sty;
// int w,h;
struct facelmvecs_s *flmv = mod->facelmvecs?mod->facelmvecs + (surf-mod->surfaces):NULL;
if (!mesh)
{
@ -2543,22 +2544,40 @@ void ModQ1_Batches_BuildQ1Q2Poly(model_t *mod, msurface_t *surf, builddata_t *co
mesh->st_array[i][1] /= surf->texinfo->texture->vheight;
}
#ifndef SERVERONLY
if (r_lightmap_average.ival)
if (flmv)
{
s = DotProduct (vec, flmv->lmvecs[0]) + flmv->lmvecs[0][3];
t = DotProduct (vec, flmv->lmvecs[1]) + flmv->lmvecs[1][3];
#ifndef SERVERONLY
if (r_lightmap_average.ival)
s = surf->extents[0]*0.5, t = surf->extents[1]*0.5;
#endif
//s+t are now in luxels... need to convert those to normalised texcoords though.
for (sty = 0; sty < 1; sty++)
{
mesh->lmst_array[sty][i][0] = (surf->extents[0]*0.5 + (surf->light_s[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.width<<surf->lmshift);
mesh->lmst_array[sty][i][1] = (surf->extents[1]*0.5 + (surf->light_t[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.height<<surf->lmshift);
mesh->lmst_array[sty][i][0] = (surf->light_s[sty] + s) / mod->lightmaps.width;
mesh->lmst_array[sty][i][1] = (surf->light_t[sty] + t) / mod->lightmaps.height;
}
}
else
#endif
{
for (sty = 0; sty < 1; sty++)
#ifndef SERVERONLY
if (r_lightmap_average.ival)
{
mesh->lmst_array[sty][i][0] = (s - surf->texturemins[0] + (surf->light_s[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.width<<surf->lmshift);
mesh->lmst_array[sty][i][1] = (t - surf->texturemins[1] + (surf->light_t[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.height<<surf->lmshift);
for (sty = 0; sty < 1; sty++)
{
mesh->lmst_array[sty][i][0] = (surf->extents[0]*0.5 + (surf->light_s[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.width<<surf->lmshift);
mesh->lmst_array[sty][i][1] = (surf->extents[1]*0.5 + (surf->light_t[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.height<<surf->lmshift);
}
}
else
#endif
{
for (sty = 0; sty < 1; sty++)
{
mesh->lmst_array[sty][i][0] = (s - surf->texturemins[0] + (surf->light_s[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.width<<surf->lmshift);
mesh->lmst_array[sty][i][1] = (t - surf->texturemins[1] + (surf->light_t[sty]<<surf->lmshift) + (1<<surf->lmshift)*0.5) / (mod->lightmaps.height<<surf->lmshift);
}
}
}
@ -4228,6 +4247,10 @@ static qboolean Mod_LoadFaces (model_t *loadmodel, bspx_header_t *bspx, qbyte *m
lightmapoverrides_t overrides;
int lofsscale = 1;
qboolean lightmapusable = false;
struct decoupled_lm_info_s *decoupledlm;
unsigned int dcsize;
memset(&overrides, 0, sizeof(overrides));
@ -4271,6 +4294,12 @@ static qboolean Mod_LoadFaces (model_t *loadmodel, bspx_header_t *bspx, qbyte *m
Mod_LoadVertexNormals(loadmodel, bspx, mod_base, NULL);
Mod_LoadLighting (loadmodel, bspx, mod_base, lightlump, false, &overrides, subbsp);
decoupledlm = BSPX_FindLump(bspx, mod_base, "DECOUPLED_LM", &dcsize); //RGB packed data
if (dcsize == count*sizeof(*decoupledlm))
loadmodel->facelmvecs = ZG_Malloc(&loadmodel->memgroup, count * sizeof(*loadmodel->facelmvecs)); //seems good.
else
decoupledlm = NULL; //wrong size somehow... discard it.
switch(loadmodel->lightmaps.fmt)
{
case LM_E5BGR9:
@ -4353,14 +4382,37 @@ static qboolean Mod_LoadFaces (model_t *loadmodel, bspx_header_t *bspx, qbyte *m
if (loadmodel->lightmaps.maxstyle < out->styles[i])
loadmodel->lightmaps.maxstyle = out->styles[i];
CalcSurfaceExtents (loadmodel, out);
if (decoupledlm)
{
lofs = LittleLong(decoupledlm->lmoffset);
out->texturemins[0] = out->texturemins[1] = 0; // should be handled by the now-per-surface vecs[][3] value.
out->lmshift = 0; //redundant.
out->extents[0] = (unsigned short)LittleShort(decoupledlm->lmsize[0]) - 1;
out->extents[1] = (unsigned short)LittleShort(decoupledlm->lmsize[1]) - 1;
loadmodel->facelmvecs[surfnum].lmvecs[0][0] = LittleFloat(decoupledlm->lmvecs[0][0]);
loadmodel->facelmvecs[surfnum].lmvecs[0][1] = LittleFloat(decoupledlm->lmvecs[0][1]);
loadmodel->facelmvecs[surfnum].lmvecs[0][2] = LittleFloat(decoupledlm->lmvecs[0][2]);
loadmodel->facelmvecs[surfnum].lmvecs[0][3] = LittleFloat(decoupledlm->lmvecs[0][3]) + 0.5f; //sigh
loadmodel->facelmvecs[surfnum].lmvecs[1][0] = LittleFloat(decoupledlm->lmvecs[1][0]);
loadmodel->facelmvecs[surfnum].lmvecs[1][1] = LittleFloat(decoupledlm->lmvecs[1][1]);
loadmodel->facelmvecs[surfnum].lmvecs[1][2] = LittleFloat(decoupledlm->lmvecs[1][2]);
loadmodel->facelmvecs[surfnum].lmvecs[1][3] = LittleFloat(decoupledlm->lmvecs[1][3]) + 0.5f; //sigh
loadmodel->facelmvecs[surfnum].lmvecscale[0] = 1.0f/Length(loadmodel->facelmvecs[surfnum].lmvecs[0]); //luxels->qu
loadmodel->facelmvecs[surfnum].lmvecscale[1] = 1.0f/Length(loadmodel->facelmvecs[surfnum].lmvecs[1]);
decoupledlm++;
}
else
CalcSurfaceExtents (loadmodel, out);
if (lofs != (unsigned int)-1)
lofs *= lofsscale;
lend = lofs+(out->extents[0]+1)*(out->extents[1]+1);
lend = lofs+(out->extents[0]+1)*(out->extents[1]+1) /*FIXME: mul by numstyles */;
if (lofs > loadmodel->lightdatasize || lend < lofs)
out->samples = NULL; //should includes -1
else
{
out->samples = loadmodel->lightdata + lofs;
lightmapusable = true; //something has a valid offset.
}
if (!out->texinfo->texture)
continue;
@ -4405,6 +4457,15 @@ static qboolean Mod_LoadFaces (model_t *loadmodel, bspx_header_t *bspx, qbyte *m
out->flags &= ~SURF_DRAWALPHA;
}
if (!lightmapusable)
{
Con_Printf("no valid lightmap offsets in map\n");
#ifdef RUNTIMELIGHTING
RelightTerminate(loadmodel); //not gonna work...
#endif
loadmodel->lightdata = NULL;
loadmodel->deluxdata = NULL;
}
return true;
}

17
engine/gl/gl_model.h
View file

@ -281,7 +281,7 @@ typedef struct {
void (*FindTouchedLeafs) (struct model_s *model, struct pvscache_s *ent, const vec3_t cullmins, const vec3_t cullmaxs); //edict system as opposed to q2 game dll system.
void (*LightPointValues) (struct model_s *model, const vec3_t point, vec3_t res_diffuse, vec3_t res_ambient, vec3_t res_dir);
void (*StainNode) (struct mnode_s *node, float *parms);
void (*StainNode) (struct model_s *model, float *parms);
void (*MarkLights) (struct dlight_s *light, dlightbitmask_t bit, struct mnode_s *node);
int (*ClusterForPoint) (struct model_s *model, const vec3_t point, int *areaout); //pvs index (leaf-1 for q1bsp). may be negative (ie: no pvs).
@ -413,7 +413,7 @@ typedef struct
typedef struct mtexinfo_s
{
float vecs[2][4];
vec4_t vecs[2];
float vecscale[2];
texture_t *texture;
int flags;
@ -942,6 +942,18 @@ typedef struct
vec4_t *points;
} portal_t;
struct decoupled_lm_info_s
{
quint16_t lmsize[2]; //made explicit. beware MAX_
quint32_t lmoffset; //replacement offset for vanilla compat.
vec4_t lmvecs[2]; //lmcoord[] = dotproduct3(vertexcoord, lmvecs[])+lmvecs[][3]
};
struct facelmvecs_s
{
vec4_t lmvecs[2]; //lmcoord[] = dotproduct3(vertexcoord, lmvecs[])+lmvecs[][3]
float lmvecscale[2]; //just 1/Length(lmvecs). dlights work in luxels, but need to be able to work back to qu.
};
struct surfedgenormals_s {
quint32_t n;
quint32_t s;
@ -1014,6 +1026,7 @@ typedef struct model_s
mvertex_t *vertexes;
vec3_t *normals;
struct surfedgenormals_s *surfedgenormals; //for per-vertex normals
struct facelmvecs_s *facelmvecs;
int numedges;
medge_t *edges;

15
engine/gl/gl_rlight.c
View file

@ -753,6 +753,10 @@ void R_PushDlights (void)
{
if (!l->radius || !(l->flags & LFLAG_LIGHTMAP))
continue;
if ((l->flags & LFLAG_NORMALMODE) && r_shadow_realtime_dlight.ival)
continue; //don't draw both. its redundant and a waste of cpu.
if ((l->flags & LFLAG_REALTIMEMODE) && r_shadow_realtime_world.ival)
continue; //also don't draw both.
currentmodel->funcs.MarkLights( l, (dlightbitmask_t)1u<<i, currentmodel->nodes );
}
}
@ -2701,7 +2705,7 @@ static float *GLRecursiveLightPoint3C (model_t *mod, mnode_t *node, const vec3_t
msurface_t *surf;
int s, t, ds, dt;
int i;
mtexinfo_t *tex;
vec4_t *lmvecs;
qbyte *lightmap, *deluxmap;
float scale, overbright;
int maps;
@ -2748,10 +2752,13 @@ static float *GLRecursiveLightPoint3C (model_t *mod, mnode_t *node, const vec3_t
if (surf->flags & SURF_DRAWTILED)
continue; // no lightmaps
tex = surf->texinfo;
if (mod->facelmvecs)
lmvecs = mod->facelmvecs[surf-mod->surfaces].lmvecs;
else
lmvecs = surf->texinfo->vecs;
s = DotProduct (mid, tex->vecs[0]) + tex->vecs[0][3];
t = DotProduct (mid, tex->vecs[1]) + tex->vecs[1][3];
s = DotProduct (mid, lmvecs[0]) + lmvecs[0][3];
t = DotProduct (mid, lmvecs[1]) + lmvecs[1][3];
if (s < surf->texturemins[0] ||
t < surf->texturemins[1])