subdivpolytriangles = 0;
subdivpolyverts = 0;
- SubdividePolygon(surf->poly_numverts, surf->poly_verts);
+ SubdividePolygon(surf->mesh.num_vertices, surf->mesh.data_vertex3f);
if (subdivpolytriangles < 1)
Host_Error("Mod_Q1BSP_GenerateWarpMesh: no triangles?\n");
}
#endif
-static void Mod_Q1BSP_GenerateSurfacePolygon(msurface_t *surf, int firstedge, int numedges)
-{
- int i, lindex, j;
- float *vec, *vert, mins[3], maxs[3], val, *v;
- mtexinfo_t *tex;
-
- // convert edges back to a normal polygon
- surf->poly_numverts = numedges;
- vert = surf->poly_verts = Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * numedges);
- for (i = 0;i < numedges;i++)
- {
- lindex = loadmodel->brushq1.surfedges[firstedge + i];
- if (lindex > 0)
- vec = loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[lindex].v[0]].position;
- else
- vec = loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[-lindex].v[1]].position;
- VectorCopy(vec, vert);
- vert += 3;
- }
-
- // calculate polygon bounding box and center
- vert = surf->poly_verts;
- VectorCopy(vert, mins);
- VectorCopy(vert, maxs);
- vert += 3;
- for (i = 1;i < surf->poly_numverts;i++, vert += 3)
- {
- if (mins[0] > vert[0]) mins[0] = vert[0];if (maxs[0] < vert[0]) maxs[0] = vert[0];
- if (mins[1] > vert[1]) mins[1] = vert[1];if (maxs[1] < vert[1]) maxs[1] = vert[1];
- if (mins[2] > vert[2]) mins[2] = vert[2];if (maxs[2] < vert[2]) maxs[2] = vert[2];
- }
- VectorCopy(mins, surf->poly_mins);
- VectorCopy(maxs, surf->poly_maxs);
- surf->poly_center[0] = (mins[0] + maxs[0]) * 0.5f;
- surf->poly_center[1] = (mins[1] + maxs[1]) * 0.5f;
- surf->poly_center[2] = (mins[2] + maxs[2]) * 0.5f;
-
- // generate surface extents information
- tex = surf->texinfo;
- mins[0] = maxs[0] = DotProduct(surf->poly_verts, tex->vecs[0]) + tex->vecs[0][3];
- mins[1] = maxs[1] = DotProduct(surf->poly_verts, tex->vecs[1]) + tex->vecs[1][3];
- for (i = 1, v = surf->poly_verts + 3;i < surf->poly_numverts;i++, v += 3)
- {
- for (j = 0;j < 2;j++)
- {
- val = DotProduct(v, tex->vecs[j]) + tex->vecs[j][3];
- if (mins[j] > val)
- mins[j] = val;
- if (maxs[j] < val)
- maxs[j] = val;
- }
- }
- for (i = 0;i < 2;i++)
- {
- surf->texturemins[i] = (int) floor(mins[i] / 16) * 16;
- surf->extents[i] = (int) ceil(maxs[i] / 16) * 16 - surf->texturemins[i];
- }
-}
-
static void Mod_Q1BSP_LoadFaces(lump_t *l)
{
dface_t *in;
msurface_t *surf;
- int i, count, surfnum, planenum, ssize, tsize, firstedge, numedges, totalverts, totaltris, totalmeshes;
- surfmesh_t *mesh;
- float s, t;
+ int i, j, count, surfnum, planenum, smax, tmax, ssize, tsize, firstedge, numedges, totalverts, totaltris;
+ float texmins[2], texmaxs[2], val;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
loadmodel->brushq1.numsurfaces = count;
- for (surfnum = 0, surf = loadmodel->brushq1.surfaces, totalverts = 0, totaltris = 0, totalmeshes = 0;surfnum < count;surfnum++, totalverts += surf->poly_numverts, totaltris += surf->poly_numverts - 2, totalmeshes++, in++, surf++)
+ totalverts = 0;
+ totaltris = 0;
+ for (surfnum = 0, in = (void *)(mod_base + l->fileofs);surfnum < count;surfnum++, in++)
+ {
+ numedges = LittleShort(in->numedges);
+ totalverts += numedges;
+ totaltris += numedges - 2;
+ }
+
+ // TODO: split up into multiple meshes as needed to avoid exceeding 65536
+ // vertex limit
+ loadmodel->nummeshes = 1;
+ loadmodel->meshlist = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t *));
+ loadmodel->meshlist[0] = Mod_AllocSurfMesh(loadmodel->mempool, totalverts, totaltris, 0, 0, true, true, false);
+
+ totalverts = 0;
+ totaltris = 0;
+ for (surfnum = 0, in = (void *)(mod_base + l->fileofs), surf = loadmodel->brushq1.surfaces;surfnum < count;surfnum++, in++, surf++)
{
surf->number = surfnum;
// FIXME: validate edges, texinfo, etc?
surf->plane = loadmodel->brush.data_planes + planenum;
- // clear lightmap (filled in later)
- surf->lightmaptexture = NULL;
+ surf->mesh.num_vertices = numedges;
+ surf->mesh.num_triangles = numedges - 2;
+ surf->mesh.data_vertex3f = loadmodel->meshlist[0]->data_vertex3f + totalverts * 3;
+ surf->mesh.data_texcoordtexture2f = loadmodel->meshlist[0]->data_texcoordtexture2f + totalverts * 2;
+ surf->mesh.data_texcoordlightmap2f = loadmodel->meshlist[0]->data_texcoordlightmap2f + totalverts * 2;
+ surf->mesh.data_texcoorddetail2f = loadmodel->meshlist[0]->data_texcoorddetail2f + totalverts * 2;
+ surf->mesh.data_svector3f = loadmodel->meshlist[0]->data_svector3f + totalverts * 3;
+ surf->mesh.data_tvector3f = loadmodel->meshlist[0]->data_tvector3f + totalverts * 3;
+ surf->mesh.data_normal3f = loadmodel->meshlist[0]->data_normal3f + totalverts * 3;
+ surf->mesh.data_lightmapoffsets = loadmodel->meshlist[0]->data_lightmapoffsets + totalverts;
+ surf->mesh.data_element3i = loadmodel->meshlist[0]->data_element3i + totaltris * 3;
+ surf->mesh.data_neighbor3i = loadmodel->meshlist[0]->data_neighbor3i + totaltris * 3;
+ totalverts += numedges;
+ totaltris += numedges - 2;
+
+ // convert edges back to a normal polygon
+ for (i = 0;i < surf->mesh.num_vertices;i++)
+ {
+ int lindex = loadmodel->brushq1.surfedges[firstedge + i];
+ float s, t;
+ if (lindex > 0)
+ VectorCopy(loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[lindex].v[0]].position, surf->mesh.data_vertex3f + i * 3);
+ else
+ VectorCopy(loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[-lindex].v[1]].position, surf->mesh.data_vertex3f + i * 3);
+ s = DotProduct((surf->mesh.data_vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
+ t = DotProduct((surf->mesh.data_vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
+ surf->mesh.data_texcoordtexture2f[i * 2 + 0] = s / surf->texinfo->texture->width;
+ surf->mesh.data_texcoordtexture2f[i * 2 + 1] = t / surf->texinfo->texture->height;
+ surf->mesh.data_texcoorddetail2f[i * 2 + 0] = s * (1.0f / 16.0f);
+ surf->mesh.data_texcoorddetail2f[i * 2 + 1] = t * (1.0f / 16.0f);
+ surf->mesh.data_texcoordlightmap2f[i * 2 + 0] = 0;
+ surf->mesh.data_texcoordlightmap2f[i * 2 + 1] = 0;
+ surf->mesh.data_lightmapoffsets[i] = 0;
+ }
- // force lightmap upload on first time seeing the surface
- surf->cached_dlight = true;
+ for (i = 0;i < surf->mesh.num_triangles;i++)
+ {
+ surf->mesh.data_element3i[i * 3 + 0] = 0;
+ surf->mesh.data_element3i[i * 3 + 1] = i + 1;
+ surf->mesh.data_element3i[i * 3 + 2] = i + 2;
+ }
- Mod_Q1BSP_GenerateSurfacePolygon(surf, firstedge, numedges);
+ // compile additional data about the surface geometry
+ Mod_BuildTriangleNeighbors(surf->mesh.data_neighbor3i, surf->mesh.data_element3i, surf->mesh.num_triangles);
+ Mod_BuildTextureVectorsAndNormals(surf->mesh.num_vertices, surf->mesh.num_triangles, surf->mesh.data_vertex3f, surf->mesh.data_texcoordtexture2f, surf->mesh.data_element3i, surf->mesh.data_svector3f, surf->mesh.data_tvector3f, surf->mesh.data_normal3f);
+ BoxFromPoints(surf->mins, surf->maxs, surf->mesh.num_vertices, surf->mesh.data_vertex3f);
+ // generate surface extents information
+ texmins[0] = texmaxs[0] = DotProduct(surf->mesh.data_vertex3f, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
+ texmins[1] = texmaxs[1] = DotProduct(surf->mesh.data_vertex3f, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
+ for (i = 1;i < surf->mesh.num_vertices;i++)
+ {
+ for (j = 0;j < 2;j++)
+ {
+ val = DotProduct(surf->mesh.data_vertex3f + i * 3, surf->texinfo->vecs[j]) + surf->texinfo->vecs[j][3];
+ texmins[j] = min(texmins[j], val);
+ texmaxs[j] = max(texmaxs[j], val);
+ }
+ }
+ for (i = 0;i < 2;i++)
+ {
+ surf->texturemins[i] = (int) floor(texmins[i] / 16.0) * 16;
+ surf->extents[i] = (int) ceil(texmaxs[i] / 16.0) * 16 - surf->texturemins[i];
+ }
+
+ smax = surf->extents[0] >> 4;
+ tmax = surf->extents[1] >> 4;
ssize = (surf->extents[0] >> 4) + 1;
tsize = (surf->extents[1] >> 4) + 1;
// lighting info
for (i = 0;i < MAXLIGHTMAPS;i++)
surf->styles[i] = in->styles[i];
+ // force lightmap upload on first time seeing the surface
+ surf->cached_dlight = true;
+ surf->lightmaptexturestride = 0;
+ surf->lightmaptexture = NULL;
i = LittleLong(in->lightofs);
if (i == -1)
surf->samples = NULL;
if (surf->texinfo->texture->flags & SURF_LIGHTMAP)
{
- if ((surf->extents[0] >> 4) + 1 > (256) || (surf->extents[1] >> 4) + 1 > (256))
+ if (ssize > 256 || tsize > 256)
Host_Error("Bad surface extents");
// stainmap for permanent marks on walls
surf->stainsamples = Mem_Alloc(loadmodel->mempool, ssize * tsize * 3);
// clear to white
memset(surf->stainsamples, 255, ssize * tsize * 3);
}
- }
-
- // TODO: split up into multiple meshes as needed to avoid exceeding 65536
- // vertex limit
- loadmodel->nummeshes = 1;
- loadmodel->meshlist = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t *));
- loadmodel->meshlist[0] = Mod_AllocSurfMesh(loadmodel->mempool, totalverts, totaltris, 0, 0, true, true, false);
-
- for (surfnum = 0, surf = loadmodel->brushq1.surfaces, totalverts = 0, totaltris = 0, totalmeshes = 0;surfnum < count;surfnum++, totalverts += surf->poly_numverts, totaltris += surf->poly_numverts - 2, totalmeshes++, surf++)
- {
- mesh = &surf->mesh;
- mesh->num_vertices = surf->poly_numverts;
- mesh->num_triangles = surf->poly_numverts - 2;
- mesh->data_vertex3f = loadmodel->meshlist[0]->data_vertex3f + totalverts * 3;
- mesh->data_texcoordtexture2f = loadmodel->meshlist[0]->data_texcoordtexture2f + totalverts * 2;
- mesh->data_texcoordlightmap2f = loadmodel->meshlist[0]->data_texcoordlightmap2f + totalverts * 2;
- mesh->data_texcoorddetail2f = loadmodel->meshlist[0]->data_texcoorddetail2f + totalverts * 2;
- mesh->data_svector3f = loadmodel->meshlist[0]->data_svector3f + totalverts * 3;
- mesh->data_tvector3f = loadmodel->meshlist[0]->data_tvector3f + totalverts * 3;
- mesh->data_normal3f = loadmodel->meshlist[0]->data_normal3f + totalverts * 3;
- mesh->data_lightmapoffsets = loadmodel->meshlist[0]->data_lightmapoffsets + totalverts;
- mesh->data_element3i = loadmodel->meshlist[0]->data_element3i + totaltris * 3;
- mesh->data_neighbor3i = loadmodel->meshlist[0]->data_neighbor3i + totaltris * 3;
-
- surf->lightmaptexturestride = 0;
- surf->lightmaptexture = NULL;
-
- for (i = 0;i < mesh->num_vertices;i++)
- {
- mesh->data_vertex3f[i * 3 + 0] = surf->poly_verts[i * 3 + 0];
- mesh->data_vertex3f[i * 3 + 1] = surf->poly_verts[i * 3 + 1];
- mesh->data_vertex3f[i * 3 + 2] = surf->poly_verts[i * 3 + 2];
- s = DotProduct((mesh->data_vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
- t = DotProduct((mesh->data_vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
- mesh->data_texcoordtexture2f[i * 2 + 0] = s / surf->texinfo->texture->width;
- mesh->data_texcoordtexture2f[i * 2 + 1] = t / surf->texinfo->texture->height;
- mesh->data_texcoorddetail2f[i * 2 + 0] = s * (1.0f / 16.0f);
- mesh->data_texcoorddetail2f[i * 2 + 1] = t * (1.0f / 16.0f);
- mesh->data_texcoordlightmap2f[i * 2 + 0] = 0;
- mesh->data_texcoordlightmap2f[i * 2 + 1] = 0;
- mesh->data_lightmapoffsets[i] = 0;
- }
-
- for (i = 0;i < mesh->num_triangles;i++)
- {
- mesh->data_element3i[i * 3 + 0] = 0;
- mesh->data_element3i[i * 3 + 1] = i + 1;
- mesh->data_element3i[i * 3 + 2] = i + 2;
- }
-
- Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
- Mod_BuildTextureVectorsAndNormals(mesh->num_vertices, mesh->num_triangles, mesh->data_vertex3f, mesh->data_texcoordtexture2f, mesh->data_element3i, mesh->data_svector3f, mesh->data_tvector3f, mesh->data_normal3f);
if (surf->texinfo->texture->flags & SURF_LIGHTMAP)
{
- int i, iu, iv, smax, tmax;
+ int i, iu, iv;
float u, v, ubase, vbase, uscale, vscale;
- smax = surf->extents[0] >> 4;
- tmax = surf->extents[1] >> 4;
-
if (r_miplightmaps.integer)
{
- surf->lightmaptexturestride = smax+1;
- surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->brushq1.lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_MIPMAP | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ surf->lightmaptexturestride = ssize;
+ surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, tsize, NULL, loadmodel->brushq1.lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_MIPMAP | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
}
else
{
- surf->lightmaptexturestride = R_CompatibleFragmentWidth(smax+1, loadmodel->brushq1.lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, 0);
- surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->brushq1.lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_FRAGMENT | TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ surf->lightmaptexturestride = R_CompatibleFragmentWidth(ssize, loadmodel->brushq1.lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, 0);
+ surf->lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, NULL, surf->lightmaptexturestride, tsize, NULL, loadmodel->brushq1.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);
+ uscale = (uscale - ubase) / ssize;
+ vscale = (vscale - vbase) / tsize;
- for (i = 0;i < mesh->num_vertices;i++)
+ for (i = 0;i < surf->mesh.num_vertices;i++)
{
- u = ((DotProduct((mesh->data_vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3]) + 8 - surf->texturemins[0]) * (1.0 / 16.0);
- v = ((DotProduct((mesh->data_vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3]) + 8 - surf->texturemins[1]) * (1.0 / 16.0);
- mesh->data_texcoordlightmap2f[i * 2 + 0] = u * uscale + ubase;
- mesh->data_texcoordlightmap2f[i * 2 + 1] = v * vscale + vbase;
+ u = ((DotProduct((surf->mesh.data_vertex3f + i * 3), surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3]) + 8 - surf->texturemins[0]) * (1.0 / 16.0);
+ v = ((DotProduct((surf->mesh.data_vertex3f + i * 3), surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3]) + 8 - surf->texturemins[1]) * (1.0 / 16.0);
+ surf->mesh.data_texcoordlightmap2f[i * 2 + 0] = u * uscale + ubase;
+ surf->mesh.data_texcoordlightmap2f[i * 2 + 1] = v * vscale + vbase;
// LordHavoc: calc lightmap data offset for vertex lighting to use
iu = (int) u;
iv = (int) v;
- mesh->data_lightmapoffsets[i] = (bound(0, iv, tmax) * (smax+1) + bound(0, iu, smax)) * 3;
+ surf->mesh.data_lightmapoffsets[i] = (bound(0, iv, tmax) * ssize + bound(0, iu, smax)) * 3;
}
}
}
Mod_Q1BSP_FinalizePortals();
}
-static void Mod_Q1BSP_BuildSurfaceNeighbors(msurface_t *surfaces, int numsurfaces, mempool_t *mempool)
-{
-#if 0
- int surfnum, vertnum, vertnum2, snum, vnum, vnum2;
- msurface_t *surf, *s;
- float *v0, *v1, *v2, *v3;
- for (surf = surfaces, surfnum = 0;surfnum < numsurfaces;surf++, surfnum++)
- surf->neighborsurfaces = Mem_Alloc(mempool, surf->poly_numverts * sizeof(msurface_t *));
- for (surf = surfaces, surfnum = 0;surfnum < numsurfaces;surf++, surfnum++)
- {
- for (vertnum = surf->poly_numverts - 1, vertnum2 = 0, v0 = surf->poly_verts + (surf->poly_numverts - 1) * 3, v1 = surf->poly_verts;vertnum2 < surf->poly_numverts;vertnum = vertnum2, vertnum2++, v0 = v1, v1 += 3)
- {
- if (surf->neighborsurfaces[vertnum])
- continue;
- surf->neighborsurfaces[vertnum] = NULL;
- for (s = surfaces, snum = 0;snum < numsurfaces;s++, snum++)
- {
- if (s->poly_mins[0] > (surf->poly_maxs[0] + 1) || s->poly_maxs[0] < (surf->poly_mins[0] - 1)
- || s->poly_mins[1] > (surf->poly_maxs[1] + 1) || s->poly_maxs[1] < (surf->poly_mins[1] - 1)
- || s->poly_mins[2] > (surf->poly_maxs[2] + 1) || s->poly_maxs[2] < (surf->poly_mins[2] - 1)
- || s == surf)
- continue;
- for (vnum = 0;vnum < s->poly_numverts;vnum++)
- if (s->neighborsurfaces[vnum] == surf)
- break;
- if (vnum < s->poly_numverts)
- continue;
- for (vnum = s->poly_numverts - 1, vnum2 = 0, v2 = s->poly_verts + (s->poly_numverts - 1) * 3, v3 = s->poly_verts;vnum2 < s->poly_numverts;vnum = vnum2, vnum2++, v2 = v3, v3 += 3)
- {
- if (s->neighborsurfaces[vnum] == NULL
- && ((v0[0] == v2[0] && v0[1] == v2[1] && v0[2] == v2[2] && v1[0] == v3[0] && v1[1] == v3[1] && v1[2] == v3[2])
- || (v1[0] == v2[0] && v1[1] == v2[1] && v1[2] == v2[2] && v0[0] == v3[0] && v0[1] == v3[1] && v0[2] == v3[2])))
- {
- surf->neighborsurfaces[vertnum] = s;
- s->neighborsurfaces[vnum] = surf;
- break;
- }
- }
- if (vnum < s->poly_numverts)
- break;
- }
- }
- }
-#endif
-}
-
static void Mod_Q1BSP_BuildLightmapUpdateChains(mempool_t *mempool, model_t *model)
{
int i, j, stylecounts[256], totalcount, remapstyles[256];
if (surf->shadowmark != shadowmarkcount)
{
surf->shadowmark = shadowmarkcount;
- if (BoxesOverlap(mins, maxs, surf->poly_mins, surf->poly_maxs) && ((surf->flags & SURF_PLANEBACK) ? PlaneDiff(point, surf->plane) < 0 : PlaneDiff(point, surf->plane) > 0) && *numsurfaces < maxsurfaces)
+ if (BoxesOverlap(mins, maxs, surf->mins, surf->maxs) && ((surf->flags & SURF_PLANEBACK) ? PlaneDiff(point, surf->plane) < 0 : PlaneDiff(point, surf->plane) > 0) && *numsurfaces < maxsurfaces)
surfacelist[(*numsurfaces)++] = surf;
}
}
// LordHavoc: empty submodel(lacrima.bsp has such a glitch)
Con_Printf("warning: empty submodel *%i in %s\n", i+1, loadmodel->name);
}
- Mod_Q1BSP_BuildSurfaceNeighbors(mod->brushq1.surfaces + mod->firstmodelsurface, mod->nummodelsurfaces, loadmodel->mempool);
-
//mod->brushq1.num_visleafs = bm->visleafs;
}
projects / xonotic / darkplaces.git / blobdiff