return mesh;
}
-void Mod_GenerateWallMesh (msurface_t *surf, int vertexonly)
-{
- int i, iu, iv, *index, smax, tmax;
- float *in, s, t, u, v, ubase, vbase, uscale, vscale, normal[3];
- surfmesh_t *mesh;
-
- smax = surf->extents[0] >> 4;
- tmax = surf->extents[1] >> 4;
-
- if (vertexonly)
- {
- surf->lightmaptexturestride = 0;
- surf->lightmaptexture = NULL;
- uscale = 0;
- vscale = 0;
- ubase = 0;
- vbase = 0;
- }
- else
- {
- surf->flags |= SURF_LIGHTMAP;
- if (r_miplightmaps.integer)
- {
- surf->lightmaptexturestride = (surf->extents[0]>>4)+1;
- surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_MIPMAP | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
- }
- else
- {
- surf->lightmaptexturestride = R_CompatibleFragmentWidth((surf->extents[0]>>4)+1, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, 0);
- surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_FRAGMENT | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
- }
- R_FragmentLocation(surf->lightmaptexture, NULL, NULL, &ubase, &vbase, &uscale, &vscale);
- uscale = (uscale - ubase) * 16.0 / ((surf->extents[0] & ~15) + 16);
- vscale = (vscale - vbase) * 16.0 / ((surf->extents[1] & ~15) + 16);
- }
-
- surf->mesh = mesh = Mod_AllocSurfMesh(surf->poly_numverts, surf->poly_numverts - 2);
-
- index = mesh->element3i;
- for (i = 0;i < mesh->numtriangles;i++)
- {
- *index++ = 0;
- *index++ = i + 1;
- *index++ = i + 2;
- }
- Mod_BuildTriangleNeighbors(mesh->neighbor3i, mesh->element3i, mesh->numtriangles);
-
- VectorCopy(surf->plane->normal, normal);
- if (surf->flags & SURF_PLANEBACK)
- VectorNegate(normal, normal);
- for (i = 0, in = surf->poly_verts;i < mesh->numverts;i++, in += 3)
- {
- s = DotProduct (in, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
- t = DotProduct (in, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
- u = (s + 8 - surf->texturemins[0]) * (1.0 / 16.0);
- v = (t + 8 - surf->texturemins[1]) * (1.0 / 16.0);
- // LordHavoc: calc lightmap data offset for vertex lighting to use
- iu = (int) u;
- iv = (int) v;
- iu = bound(0, iu, smax);
- iv = bound(0, iv, tmax);
- u = u * uscale + ubase;
- v = v * vscale + vbase;
-
- mesh->vertex3f[i * 3 + 0] = in[0];
- mesh->vertex3f[i * 3 + 1] = in[1];
- mesh->vertex3f[i * 3 + 2] = in[2];
- mesh->texcoordtexture2f[i * 2 + 0] = s / surf->texinfo->texture->width;
- mesh->texcoordtexture2f[i * 2 + 1] = t / surf->texinfo->texture->height;
- mesh->texcoordlightmap2f[i * 2 + 0] = u;
- mesh->texcoordlightmap2f[i * 2 + 1] = v;
- mesh->texcoorddetail2f[i * 2 + 0] = s * (1.0f / 16.0f);
- mesh->texcoorddetail2f[i * 2 + 1] = t * (1.0f / 16.0f);
- mesh->lightmapoffsets[i] = ((iv * (smax+1) + iu) * 3);
- }
- Mod_BuildTextureVectorsAndNormals(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->texcoordtexture2f, mesh->element3i, mesh->svector3f, mesh->tvector3f, mesh->normal3f);
-}
-
-void Mod_GenerateVertexMesh (msurface_t *surf)
-{
- int i, *index;
- float *in, s, t, normal[3];
- surfmesh_t *mesh;
-
- surf->lightmaptexturestride = 0;
- surf->lightmaptexture = NULL;
-
- surf->mesh = mesh = Mod_AllocSurfMesh(surf->poly_numverts, surf->poly_numverts - 2);
-
- index = mesh->element3i;
- for (i = 0;i < mesh->numtriangles;i++)
- {
- *index++ = 0;
- *index++ = i + 1;
- *index++ = i + 2;
- }
- Mod_BuildTriangleNeighbors(mesh->neighbor3i, mesh->element3i, mesh->numtriangles);
-
- VectorCopy(surf->plane->normal, normal);
- if (surf->flags & SURF_PLANEBACK)
- VectorNegate(normal, normal);
- for (i = 0, in = surf->poly_verts;i < mesh->numverts;i++, in += 3)
- {
- s = (DotProduct (in, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3]);
- t = (DotProduct (in, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3]);
- mesh->vertex3f[i * 3 + 0] = in[0];
- mesh->vertex3f[i * 3 + 1] = in[1];
- mesh->vertex3f[i * 3 + 2] = in[2];
- mesh->texcoordtexture2f[i * 2 + 0] = s / surf->texinfo->texture->width;
- mesh->texcoordtexture2f[i * 2 + 1] = t / surf->texinfo->texture->height;
- mesh->texcoordlightmap2f[i * 2 + 0] = 0;
- mesh->texcoordlightmap2f[i * 2 + 1] = 0;
- mesh->texcoorddetail2f[i * 2 + 0] = s * (1.0f / 16.0f);
- mesh->texcoorddetail2f[i * 2 + 1] = t * (1.0f / 16.0f);
- }
- Mod_BuildTextureVectorsAndNormals(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->texcoordtexture2f, mesh->element3i, mesh->svector3f, mesh->tvector3f, mesh->normal3f);
-}
-
void Mod_GenerateSurfacePolygon (msurface_t *surf, int firstedge, int numedges)
{
int i, lindex, j;
static void Mod_LoadFaces (lump_t *l)
{
dface_t *in;
- msurface_t *out;
- int i, count, surfnum, planenum, ssize, tsize, firstedge, numedges;
+ msurface_t *surf;
+ int i, count, surfnum, planenum, ssize, tsize, firstedge, numedges, totalverts, totaltris, totalmeshes;
+ surfmesh_t *mesh;
+ float s, t;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
+ loadmodel->surfaces = Mem_Alloc(loadmodel->mempool, count*sizeof(msurface_t));
- loadmodel->surfaces = out;
loadmodel->numsurfaces = count;
loadmodel->surfacevisframes = Mem_Alloc(loadmodel->mempool, count * sizeof(int));
loadmodel->surfacepvsframes = Mem_Alloc(loadmodel->mempool, count * sizeof(int));
loadmodel->pvssurflist = Mem_Alloc(loadmodel->mempool, count * sizeof(int));
- for (surfnum = 0;surfnum < count;surfnum++, in++, out++)
+ for (surfnum = 0, surf = loadmodel->surfaces, totalverts = 0, totaltris = 0, totalmeshes = 0;surfnum < count;surfnum++, totalverts += surf->poly_numverts, totaltris += surf->poly_numverts - 2, totalmeshes++, in++, surf++)
{
- out->number = surfnum;
+ surf->number = surfnum;
// FIXME: validate edges, texinfo, etc?
firstedge = LittleLong(in->firstedge);
numedges = LittleShort(in->numedges);
- if ((unsigned int) firstedge + (unsigned int) numedges > (unsigned int) loadmodel->numsurfedges)
+ if ((unsigned int) firstedge > (unsigned int) loadmodel->numsurfedges || (unsigned int) numedges > (unsigned int) loadmodel->numsurfedges || (unsigned int) firstedge + (unsigned int) numedges > (unsigned int) loadmodel->numsurfedges)
Host_Error("Mod_LoadFaces: invalid edge range (firstedge %i, numedges %i, model edges %i)\n", firstedge, numedges, loadmodel->numsurfedges);
-
i = LittleShort (in->texinfo);
if ((unsigned int) i >= (unsigned int) loadmodel->numtexinfo)
Host_Error("Mod_LoadFaces: invalid texinfo index %i (model has %i texinfos)\n", i, loadmodel->numtexinfo);
- out->texinfo = loadmodel->texinfo + i;
- out->flags = out->texinfo->texture->flags;
+ surf->texinfo = loadmodel->texinfo + i;
+ surf->flags = surf->texinfo->texture->flags;
planenum = LittleShort(in->planenum);
if ((unsigned int) planenum >= (unsigned int) loadmodel->numplanes)
Host_Error("Mod_LoadFaces: invalid plane index %i (model has %i planes)\n", planenum, loadmodel->numplanes);
if (LittleShort(in->side))
- out->flags |= SURF_PLANEBACK;
+ surf->flags |= SURF_PLANEBACK;
- out->plane = loadmodel->planes + planenum;
+ surf->plane = loadmodel->planes + planenum;
// clear lightmap (filled in later)
- out->lightmaptexture = NULL;
+ surf->lightmaptexture = NULL;
// force lightmap upload on first time seeing the surface
- out->cached_dlight = true;
+ surf->cached_dlight = true;
- Mod_GenerateSurfacePolygon(out, firstedge, numedges);
+ Mod_GenerateSurfacePolygon(surf, firstedge, numedges);
- ssize = (out->extents[0] >> 4) + 1;
- tsize = (out->extents[1] >> 4) + 1;
+ ssize = (surf->extents[0] >> 4) + 1;
+ tsize = (surf->extents[1] >> 4) + 1;
// lighting info
for (i = 0;i < MAXLIGHTMAPS;i++)
- out->styles[i] = in->styles[i];
+ surf->styles[i] = in->styles[i];
i = LittleLong(in->lightofs);
if (i == -1)
- out->samples = NULL;
+ surf->samples = NULL;
else if (loadmodel->ishlbsp) // LordHavoc: HalfLife map (bsp version 30)
- out->samples = loadmodel->lightdata + i;
+ surf->samples = loadmodel->lightdata + i;
else // LordHavoc: white lighting (bsp version 29)
- out->samples = loadmodel->lightdata + (i * 3);
+ surf->samples = loadmodel->lightdata + (i * 3);
- if (out->texinfo->texture->shader == &Cshader_wall_lightmap)
+ if (surf->texinfo->texture->shader == &Cshader_wall_lightmap)
{
- if ((out->extents[0] >> 4) + 1 > (256) || (out->extents[1] >> 4) + 1 > (256))
+ if ((surf->extents[0] >> 4) + 1 > (256) || (surf->extents[1] >> 4) + 1 > (256))
Host_Error ("Bad surface extents");
- Mod_GenerateWallMesh (out, false);
// stainmap for permanent marks on walls
- out->stainsamples = Mem_Alloc(loadmodel->mempool, ssize * tsize * 3);
+ surf->stainsamples = Mem_Alloc(loadmodel->mempool, ssize * tsize * 3);
// clear to white
- memset(out->stainsamples, 255, ssize * tsize * 3);
+ memset(surf->stainsamples, 255, ssize * tsize * 3);
+ }
+ }
+
+ loadmodel->entiremesh = Mod_AllocSurfMesh(totalverts, totaltris);
+ loadmodel->surfmeshes = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) * totalmeshes);
+
+ for (surfnum = 0, surf = loadmodel->surfaces, totalverts = 0, totaltris = 0, totalmeshes = 0;surfnum < count;surfnum++, totalverts += surf->poly_numverts, totaltris += surf->poly_numverts - 2, totalmeshes++, surf++)
+ {
+ mesh = surf->mesh = loadmodel->surfmeshes + totalmeshes;
+ mesh->numverts = surf->poly_numverts;
+ mesh->numtriangles = surf->poly_numverts - 2;
+ mesh->vertex3f = loadmodel->entiremesh->vertex3f + totalverts * 3;
+ mesh->texcoordtexture2f = loadmodel->entiremesh->texcoordtexture2f + totalverts * 2;
+ mesh->texcoordlightmap2f = loadmodel->entiremesh->texcoordlightmap2f + totalverts * 2;
+ mesh->texcoorddetail2f = loadmodel->entiremesh->texcoorddetail2f + totalverts * 2;
+ mesh->svector3f = loadmodel->entiremesh->svector3f + totalverts * 3;
+ mesh->tvector3f = loadmodel->entiremesh->tvector3f + totalverts * 3;
+ mesh->normal3f = loadmodel->entiremesh->normal3f + totalverts * 3;
+ mesh->lightmapoffsets = loadmodel->entiremesh->lightmapoffsets + totalverts;
+ mesh->element3i = loadmodel->entiremesh->element3i + totaltris * 3;
+ mesh->neighbor3i = loadmodel->entiremesh->neighbor3i + totaltris * 3;
+
+ surf->lightmaptexturestride = 0;
+ surf->lightmaptexture = NULL;
+
+ for (i = 0;i < mesh->numverts;i++)
+ {
+ mesh->vertex3f[i * 3 + 0] = surf->poly_verts[i * 3 + 0];
+ mesh->vertex3f[i * 3 + 1] = surf->poly_verts[i * 3 + 1];
+ mesh->vertex3f[i * 3 + 2] = surf->poly_verts[i * 3 + 2];
+ s = DotProduct ((mesh->vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
+ t = DotProduct ((mesh->vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
+ mesh->texcoordtexture2f[i * 2 + 0] = s / surf->texinfo->texture->width;
+ mesh->texcoordtexture2f[i * 2 + 1] = t / surf->texinfo->texture->height;
+ mesh->texcoorddetail2f[i * 2 + 0] = s * (1.0f / 16.0f);
+ mesh->texcoorddetail2f[i * 2 + 1] = t * (1.0f / 16.0f);
+ mesh->texcoordlightmap2f[i * 2 + 0] = 0;
+ mesh->texcoordlightmap2f[i * 2 + 1] = 0;
+ mesh->lightmapoffsets[i] = 0;
+ }
+
+ for (i = 0;i < mesh->numtriangles;i++)
+ {
+ mesh->element3i[i * 3 + 0] = 0;
+ mesh->element3i[i * 3 + 1] = i + 1;
+ mesh->element3i[i * 3 + 2] = i + 2;
+ }
+
+ Mod_BuildTriangleNeighbors(mesh->neighbor3i, mesh->element3i, mesh->numtriangles);
+ Mod_BuildTextureVectorsAndNormals(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->texcoordtexture2f, mesh->element3i, mesh->svector3f, mesh->tvector3f, mesh->normal3f);
+
+ if (surf->texinfo->texture->shader == &Cshader_wall_lightmap)
+ {
+ int i, iu, iv, smax, tmax;
+ float u, v, ubase, vbase, uscale, vscale;
+
+ smax = surf->extents[0] >> 4;
+ tmax = surf->extents[1] >> 4;
+
+ surf->flags |= SURF_LIGHTMAP;
+ if (r_miplightmaps.integer)
+ {
+ surf->lightmaptexturestride = smax+1;
+ surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_MIPMAP | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ }
+ else
+ {
+ surf->lightmaptexturestride = R_CompatibleFragmentWidth(smax+1, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, 0);
+ surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_FRAGMENT | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ }
+ R_FragmentLocation(surf->lightmaptexture, NULL, NULL, &ubase, &vbase, &uscale, &vscale);
+ uscale = (uscale - ubase) / (smax + 1);
+ vscale = (vscale - vbase) / (tmax + 1);
+
+ for (i = 0;i < mesh->numverts;i++)
+ {
+ u = ((DotProduct ((mesh->vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3]) + 8 - surf->texturemins[0]) * (1.0 / 16.0);
+ v = ((DotProduct ((mesh->vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3]) + 8 - surf->texturemins[1]) * (1.0 / 16.0);
+ mesh->texcoordlightmap2f[i * 2 + 0] = u * uscale + ubase;
+ mesh->texcoordlightmap2f[i * 2 + 1] = v * vscale + vbase;
+ // LordHavoc: calc lightmap data offset for vertex lighting to use
+ iu = (int) u;
+ iv = (int) v;
+ mesh->lightmapoffsets[i] = (bound(0, iv, tmax) * (smax+1) + bound(0, iu, smax)) * 3;
+ }
}
- else
- Mod_GenerateVertexMesh (out);
}
}
projects / xonotic / darkplaces.git / blobdiff