OctaCore/src/engine/worldio.cc
2020-04-18 04:06:25 +02:00

1128 lines
37 KiB
C++

// worldio.cpp: loading & saving of maps and savegames
#ifndef STANDALONE
#include "blend.hh"
#endif
#include "engine.hh"
void validmapname(char *dst, const char *src, const char *prefix = NULL, const char *alt = "untitled", size_t maxlen = 100)
{
if(prefix) while(*prefix) *dst++ = *prefix++;
const char *start = dst;
if(src) loopi(maxlen)
{
char c = *src++;
if(iscubealnum(c) || c == '_' || c == '-' || c == '/' || c == '\\') *dst++ = c;
else break;
}
if(dst > start) *dst = '\0';
else if(dst != alt) copystring(dst, alt, maxlen);
}
void fixmapname(char *name)
{
validmapname(name, name, NULL, "");
}
static void fixent(entity &e, int version)
{
if(version <= 0)
{
if(e.type >= ET_DECAL) e.type++;
}
}
static bool loadmapheader(stream *f, const char *ogzname, mapheader &hdr, octaheader &ohdr)
{
if(f->read(&hdr, 3*sizeof(int)) != 3*sizeof(int)) { conoutf(CON_ERROR, "map %s has malformatted header", ogzname); return false; }
lilswap(&hdr.version, 2);
if(!memcmp(hdr.magic, "TMAP", 4))
{
if(hdr.version>MAPVERSION) { conoutf(CON_ERROR, "map %s requires a newer version of Tesseract", ogzname); return false; }
if(f->read(&hdr.worldsize, 6*sizeof(int)) != 6*sizeof(int)) { conoutf(CON_ERROR, "map %s has malformatted header", ogzname); return false; }
lilswap(&hdr.worldsize, 6);
if(hdr.worldsize <= 0|| hdr.numents < 0) { conoutf(CON_ERROR, "map %s has malformatted header", ogzname); return false; }
}
else if(!memcmp(hdr.magic, "OCTA", 4))
{
if(hdr.version!=OCTAVERSION) { conoutf(CON_ERROR, "map %s uses an unsupported map format version", ogzname); return false; }
if(f->read(&ohdr.worldsize, 7*sizeof(int)) != 7*sizeof(int)) { conoutf(CON_ERROR, "map %s has malformatted header", ogzname); return false; }
lilswap(&ohdr.worldsize, 7);
if(ohdr.worldsize <= 0|| ohdr.numents < 0) { conoutf(CON_ERROR, "map %s has malformatted header", ogzname); return false; }
memcpy(hdr.magic, "TMAP", 4);
hdr.version = 0;
hdr.headersize = sizeof(hdr);
hdr.worldsize = ohdr.worldsize;
hdr.numents = ohdr.numents;
hdr.numpvs = ohdr.numpvs;
hdr.blendmap = ohdr.blendmap;
hdr.numvars = ohdr.numvars;
hdr.numvslots = ohdr.numvslots;
}
else { conoutf(CON_ERROR, "map %s uses an unsupported map type", ogzname); return false; }
return true;
}
bool loadents(const char *fname, vector<entity> &ents, uint *crc)
{
string name;
validmapname(name, fname);
defformatstring(ogzname, "media/map/%s.ogz", name);
path(ogzname);
stream *f = opengzfile(ogzname, "rb");
if(!f) return false;
mapheader hdr;
octaheader ohdr;
if(!loadmapheader(f, ogzname, hdr, ohdr)) { delete f; return false; }
loopi(hdr.numvars)
{
int type = f->getchar(), ilen = f->getlil<ushort>();
f->seek(ilen, SEEK_CUR);
switch(type)
{
case ID_VAR: f->getlil<int>(); break;
case ID_FVAR: f->getlil<float>(); break;
case ID_SVAR: { int slen = f->getlil<ushort>(); f->seek(slen, SEEK_CUR); break; }
}
}
string gametype;
bool samegame = true;
int len = f->getchar();
if(len >= 0) f->read(gametype, len+1);
gametype[max(len, 0)] = '\0';
if(strcmp(gametype, game::gameident()))
{
samegame = false;
conoutf(CON_WARN, "WARNING: loading map from %s game, ignoring entities except for lights/mapmodels", gametype);
}
int eif = f->getlil<ushort>();
int extrasize = f->getlil<ushort>();
f->seek(extrasize, SEEK_CUR);
ushort nummru = f->getlil<ushort>();
f->seek(nummru*sizeof(ushort), SEEK_CUR);
loopi(min(hdr.numents, MAXENTS))
{
entity &e = ents.add();
f->read(&e, sizeof(entity));
lilswap(&e.o.x, 3);
lilswap(&e.attr1, 5);
fixent(e, hdr.version);
if(eif > 0) f->seek(eif, SEEK_CUR);
if(samegame)
{
entities::readent(e, NULL, hdr.version);
}
else if(e.type>=ET_GAMESPECIFIC)
{
ents.pop();
continue;
}
}
if(crc)
{
f->seek(0, SEEK_END);
*crc = f->getcrc();
}
delete f;
return true;
}
#ifndef STANDALONE
string ogzname, bakname, cfgname, picname;
VARP(savebak, 0, 2, 2);
void setmapfilenames(const char *fname, const char *cname = NULL)
{
string name;
validmapname(name, fname);
formatstring(ogzname, "media/map/%s.ogz", name);
formatstring(picname, "media/map/%s.png", name);
if(savebak==1) formatstring(bakname, "media/map/%s.BAK", name);
else
{
string baktime;
time_t t = time(NULL);
size_t len = strftime(baktime, sizeof(baktime), "%Y-%m-%d_%H.%M.%S", localtime(&t));
baktime[min(len, sizeof(baktime)-1)] = '\0';
formatstring(bakname, "media/map/%s_%s.BAK", name, baktime);
}
validmapname(name, cname ? cname : fname);
formatstring(cfgname, "media/map/%s.cfg", name);
path(ogzname);
path(bakname);
path(cfgname);
path(picname);
}
void mapcfgname()
{
const char *mname = game::getclientmap();
string name;
validmapname(name, mname);
defformatstring(cfgname, "media/map/%s.cfg", name);
path(cfgname);
result(cfgname);
}
COMMAND(mapcfgname, "");
void backup(const char *name, const char *backupname)
{
string backupfile;
copystring(backupfile, findfile(backupname, "wb"));
remove(backupfile);
rename(findfile(name, "wb"), backupfile);
}
enum { OCTSAV_CHILDREN = 0, OCTSAV_EMPTY, OCTSAV_SOLID, OCTSAV_NORMAL };
#define LM_PACKW 512
#define LM_PACKH 512
#define LAYER_DUP (1<<7)
struct polysurfacecompat
{
uchar lmid[2];
uchar verts, numverts;
};
static int savemapprogress = 0;
void savec(cube *c, const ivec &o, int size, stream *f, bool nolms)
{
if((savemapprogress++&0xFFF)==0) renderprogress(float(savemapprogress)/allocnodes, "saving octree...");
loopi(8)
{
ivec co(i, o, size);
if(c[i].children)
{
f->putchar(OCTSAV_CHILDREN);
savec(c[i].children, co, size>>1, f, nolms);
}
else
{
int oflags = 0, surfmask = 0, totalverts = 0;
if(c[i].material!=MAT_AIR) oflags |= 0x40;
if(isempty(c[i])) f->putchar(oflags | OCTSAV_EMPTY);
else
{
if(!nolms)
{
if(c[i].merged) oflags |= 0x80;
if(c[i].ext) loopj(6)
{
const surfaceinfo &surf = c[i].ext->surfaces[j];
if(!surf.used()) continue;
oflags |= 0x20;
surfmask |= 1<<j;
totalverts += surf.totalverts();
}
}
if(isentirelysolid(c[i])) f->putchar(oflags | OCTSAV_SOLID);
else
{
f->putchar(oflags | OCTSAV_NORMAL);
f->write(c[i].edges, 12);
}
}
loopj(6) f->putlil<ushort>(c[i].texture[j]);
if(oflags&0x40) f->putlil<ushort>(c[i].material);
if(oflags&0x80) f->putchar(c[i].merged);
if(oflags&0x20)
{
f->putchar(surfmask);
f->putchar(totalverts);
loopj(6) if(surfmask&(1<<j))
{
surfaceinfo surf = c[i].ext->surfaces[j];
vertinfo *verts = c[i].ext->verts() + surf.verts;
int layerverts = surf.numverts&MAXFACEVERTS, numverts = surf.totalverts(),
vertmask = 0, vertorder = 0,
dim = dimension(j), vc = C[dim], vr = R[dim];
if(numverts)
{
if(c[i].merged&(1<<j))
{
vertmask |= 0x04;
if(layerverts == 4)
{
ivec v[4] = { verts[0].getxyz(), verts[1].getxyz(), verts[2].getxyz(), verts[3].getxyz() };
loopk(4)
{
const ivec &v0 = v[k], &v1 = v[(k+1)&3], &v2 = v[(k+2)&3], &v3 = v[(k+3)&3];
if(v1[vc] == v0[vc] && v1[vr] == v2[vr] && v3[vc] == v2[vc] && v3[vr] == v0[vr])
{
vertmask |= 0x01;
vertorder = k;
break;
}
}
}
}
else
{
int vis = visibletris(c[i], j, co, size);
if(vis&4 || faceconvexity(c[i], j) < 0) vertmask |= 0x01;
if(layerverts < 4 && vis&2) vertmask |= 0x02;
}
bool matchnorm = true;
loopk(numverts)
{
const vertinfo &v = verts[k];
if(v.norm) { vertmask |= 0x80; if(v.norm != verts[0].norm) matchnorm = false; }
}
if(matchnorm) vertmask |= 0x08;
}
surf.verts = vertmask;
f->write(&surf, sizeof(surf));
bool hasxyz = (vertmask&0x04)!=0, hasnorm = (vertmask&0x80)!=0;
if(layerverts == 4)
{
if(hasxyz && vertmask&0x01)
{
ivec v0 = verts[vertorder].getxyz(), v2 = verts[(vertorder+2)&3].getxyz();
f->putlil<ushort>(v0[vc]); f->putlil<ushort>(v0[vr]);
f->putlil<ushort>(v2[vc]); f->putlil<ushort>(v2[vr]);
hasxyz = false;
}
}
if(hasnorm && vertmask&0x08) { f->putlil<ushort>(verts[0].norm); hasnorm = false; }
if(hasxyz || hasnorm) loopk(layerverts)
{
const vertinfo &v = verts[(k+vertorder)%layerverts];
if(hasxyz)
{
ivec xyz = v.getxyz();
f->putlil<ushort>(xyz[vc]); f->putlil<ushort>(xyz[vr]);
}
if(hasnorm) f->putlil<ushort>(v.norm);
}
}
}
}
}
}
cube *loadchildren(stream *f, const ivec &co, int size, bool &failed);
void loadc(stream *f, cube &c, const ivec &co, int size, bool &failed)
{
int octsav = f->getchar();
switch(octsav&0x7)
{
case OCTSAV_CHILDREN:
c.children = loadchildren(f, co, size>>1, failed);
return;
case OCTSAV_EMPTY: emptyfaces(c); break;
case OCTSAV_SOLID: solidfaces(c); break;
case OCTSAV_NORMAL: f->read(c.edges, 12); break;
default: failed = true; return;
}
loopi(6) c.texture[i] = f->getlil<ushort>();
if(octsav&0x40) c.material = f->getlil<ushort>();
if(octsav&0x80) c.merged = f->getchar();
if(octsav&0x20)
{
int surfmask, totalverts;
surfmask = f->getchar();
totalverts = max(f->getchar(), 0);
newcubeext(c, totalverts, false);
memset(c.ext->surfaces, 0, sizeof(c.ext->surfaces));
memset(c.ext->verts(), 0, totalverts*sizeof(vertinfo));
int offset = 0;
loopi(6) if(surfmask&(1<<i))
{
surfaceinfo &surf = c.ext->surfaces[i];
if(mapversion <= 0)
{
polysurfacecompat psurf;
f->read(&psurf, sizeof(polysurfacecompat));
surf.verts = psurf.verts;
surf.numverts = psurf.numverts;
}
else f->read(&surf, sizeof(surf));
int vertmask = surf.verts, numverts = surf.totalverts();
if(!numverts) { surf.verts = 0; continue; }
surf.verts = offset;
vertinfo *verts = c.ext->verts() + offset;
offset += numverts;
ivec v[4], n, vo = ivec(co).mask(0xFFF).shl(3);
int layerverts = surf.numverts&MAXFACEVERTS, dim = dimension(i), vc = C[dim], vr = R[dim], bias = 0;
genfaceverts(c, i, v);
bool hasxyz = (vertmask&0x04)!=0, hasuv = mapversion <= 0 && (vertmask&0x40)!=0, hasnorm = (vertmask&0x80)!=0;
if(hasxyz)
{
ivec e1, e2, e3;
n.cross((e1 = v[1]).sub(v[0]), (e2 = v[2]).sub(v[0]));
if(n.iszero()) n.cross(e2, (e3 = v[3]).sub(v[0]));
bias = -n.dot(ivec(v[0]).mul(size).add(vo));
}
else
{
int vis = layerverts < 4 ? (vertmask&0x02 ? 2 : 1) : 3, order = vertmask&0x01 ? 1 : 0, k = 0;
verts[k++].setxyz(v[order].mul(size).add(vo));
if(vis&1) verts[k++].setxyz(v[order+1].mul(size).add(vo));
verts[k++].setxyz(v[order+2].mul(size).add(vo));
if(vis&2) verts[k++].setxyz(v[(order+3)&3].mul(size).add(vo));
}
if(layerverts == 4)
{
if(hasxyz && vertmask&0x01)
{
ushort c1 = f->getlil<ushort>(), r1 = f->getlil<ushort>(), c2 = f->getlil<ushort>(), r2 = f->getlil<ushort>();
ivec xyz;
xyz[vc] = c1; xyz[vr] = r1; xyz[dim] = n[dim] ? -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim] : vo[dim];
verts[0].setxyz(xyz);
xyz[vc] = c1; xyz[vr] = r2; xyz[dim] = n[dim] ? -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim] : vo[dim];
verts[1].setxyz(xyz);
xyz[vc] = c2; xyz[vr] = r2; xyz[dim] = n[dim] ? -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim] : vo[dim];
verts[2].setxyz(xyz);
xyz[vc] = c2; xyz[vr] = r1; xyz[dim] = n[dim] ? -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim] : vo[dim];
verts[3].setxyz(xyz);
hasxyz = false;
}
if(hasuv && vertmask&0x02)
{
loopk(4) f->getlil<ushort>();
if(surf.numverts&LAYER_DUP) loopk(4) f->getlil<ushort>();
hasuv = false;
}
}
if(hasnorm && vertmask&0x08)
{
ushort norm = f->getlil<ushort>();
loopk(layerverts) verts[k].norm = norm;
hasnorm = false;
}
if(hasxyz || hasuv || hasnorm) loopk(layerverts)
{
vertinfo &v = verts[k];
if(hasxyz)
{
ivec xyz;
xyz[vc] = f->getlil<ushort>(); xyz[vr] = f->getlil<ushort>();
xyz[dim] = n[dim] ? -(bias + n[vc]*xyz[vc] + n[vr]*xyz[vr])/n[dim] : vo[dim];
v.setxyz(xyz);
}
if(hasuv) { f->getlil<ushort>(); f->getlil<ushort>(); }
if(hasnorm) v.norm = f->getlil<ushort>();
}
if(hasuv && surf.numverts&LAYER_DUP) loopk(layerverts) { f->getlil<ushort>(); f->getlil<ushort>(); }
}
}
}
cube *loadchildren(stream *f, const ivec &co, int size, bool &failed)
{
cube *c = newcubes();
loopi(8)
{
loadc(f, c[i], ivec(i, co, size), size, failed);
if(failed) break;
}
return c;
}
VAR(dbgvars, 0, 0, 1);
void savevslot(stream *f, VSlot &vs, int prev)
{
f->putlil<int>(vs.changed);
f->putlil<int>(prev);
if(vs.changed & (1<<VSLOT_SHPARAM))
{
f->putlil<ushort>(vs.params.length());
loopv(vs.params)
{
SlotShaderParam &p = vs.params[i];
f->putlil<ushort>(strlen(p.name));
f->write(p.name, strlen(p.name));
loopk(4) f->putlil<float>(p.val[k]);
}
}
if(vs.changed & (1<<VSLOT_SCALE)) f->putlil<float>(vs.scale);
if(vs.changed & (1<<VSLOT_ROTATION)) f->putlil<int>(vs.rotation);
if(vs.changed & (1<<VSLOT_OFFSET))
{
loopk(2) f->putlil<int>(vs.offset[k]);
}
if(vs.changed & (1<<VSLOT_SCROLL))
{
loopk(2) f->putlil<float>(vs.scroll[k]);
}
if(vs.changed & (1<<VSLOT_LAYER)) f->putlil<int>(vs.layer);
if(vs.changed & (1<<VSLOT_ALPHA))
{
f->putlil<float>(vs.alphafront);
f->putlil<float>(vs.alphaback);
}
if(vs.changed & (1<<VSLOT_COLOR))
{
loopk(3) f->putlil<float>(vs.colorscale[k]);
}
if(vs.changed & (1<<VSLOT_REFRACT))
{
f->putlil<float>(vs.refractscale);
loopk(3) f->putlil<float>(vs.refractcolor[k]);
}
if(vs.changed & (1<<VSLOT_DETAIL)) f->putlil<int>(vs.detail);
}
void savevslots(stream *f, int numvslots)
{
if(vslots.empty()) return;
int *prev = new int[numvslots];
memset(prev, -1, numvslots*sizeof(int));
loopi(numvslots)
{
VSlot *vs = vslots[i];
if(vs->changed) continue;
for(;;)
{
VSlot *cur = vs;
do vs = vs->next; while(vs && vs->index >= numvslots);
if(!vs) break;
prev[vs->index] = cur->index;
}
}
int lastroot = 0;
loopi(numvslots)
{
VSlot &vs = *vslots[i];
if(!vs.changed) continue;
if(lastroot < i) f->putlil<int>(-(i - lastroot));
savevslot(f, vs, prev[i]);
lastroot = i+1;
}
if(lastroot < numvslots) f->putlil<int>(-(numvslots - lastroot));
delete[] prev;
}
void loadvslot(stream *f, VSlot &vs, int changed)
{
vs.changed = changed;
if(vs.changed & (1<<VSLOT_SHPARAM))
{
int numparams = f->getlil<ushort>();
string name;
loopi(numparams)
{
SlotShaderParam &p = vs.params.add();
int nlen = f->getlil<ushort>();
f->read(name, min(nlen, MAXSTRLEN-1));
name[min(nlen, MAXSTRLEN-1)] = '\0';
if(nlen >= MAXSTRLEN) f->seek(nlen - (MAXSTRLEN-1), SEEK_CUR);
p.name = getshaderparamname(name);
p.loc = -1;
loopk(4) p.val[k] = f->getlil<float>();
}
}
if(vs.changed & (1<<VSLOT_SCALE)) vs.scale = f->getlil<float>();
if(vs.changed & (1<<VSLOT_ROTATION)) vs.rotation = clamp(f->getlil<int>(), 0, 7);
if(vs.changed & (1<<VSLOT_OFFSET))
{
loopk(2) vs.offset[k] = f->getlil<int>();
}
if(vs.changed & (1<<VSLOT_SCROLL))
{
loopk(2) vs.scroll[k] = f->getlil<float>();
}
if(vs.changed & (1<<VSLOT_LAYER)) vs.layer = f->getlil<int>();
if(vs.changed & (1<<VSLOT_ALPHA))
{
vs.alphafront = f->getlil<float>();
vs.alphaback = f->getlil<float>();
}
if(vs.changed & (1<<VSLOT_COLOR))
{
loopk(3) vs.colorscale[k] = f->getlil<float>();
}
if(vs.changed & (1<<VSLOT_REFRACT))
{
vs.refractscale = f->getlil<float>();
loopk(3) vs.refractcolor[k] = f->getlil<float>();
}
if(vs.changed & (1<<VSLOT_DETAIL)) vs.detail = f->getlil<int>();
}
void loadvslots(stream *f, int numvslots)
{
int *prev = new (false) int[numvslots];
if(!prev) return;
memset(prev, -1, numvslots*sizeof(int));
while(numvslots > 0)
{
int changed = f->getlil<int>();
if(changed < 0)
{
loopi(-changed) vslots.add(new VSlot(NULL, vslots.length()));
numvslots += changed;
}
else
{
prev[vslots.length()] = f->getlil<int>();
loadvslot(f, *vslots.add(new VSlot(NULL, vslots.length())), changed);
numvslots--;
}
}
loopv(vslots) if(vslots.inrange(prev[i])) vslots[prev[i]]->next = vslots[i];
delete[] prev;
}
bool save_world(const char *mname, bool nolms)
{
if(!*mname) mname = game::getclientmap();
setmapfilenames(*mname ? mname : "untitled");
if(savebak) backup(ogzname, bakname);
stream *f = opengzfile(ogzname, "wb");
if(!f) { conoutf(CON_WARN, "could not write map to %s", ogzname); return false; }
int numvslots = vslots.length();
if(!nolms && !multiplayer(false))
{
numvslots = compactvslots();
allchanged();
}
savemapprogress = 0;
renderprogress(0, "saving map...");
mapheader hdr;
memcpy(hdr.magic, "TMAP", 4);
hdr.version = MAPVERSION;
hdr.headersize = sizeof(hdr);
hdr.worldsize = worldsize;
hdr.numents = 0;
const vector<extentity *> &ents = entities::getents();
loopv(ents) if(ents[i]->type!=ET_EMPTY || nolms) hdr.numents++;
hdr.numpvs = nolms ? 0 : getnumviewcells();
hdr.blendmap = shouldsaveblendmap();
hdr.numvars = 0;
hdr.numvslots = numvslots;
enumerate(idents, ident, id,
{
if((id.type == ID_VAR || id.type == ID_FVAR || id.type == ID_SVAR) && id.flags&IDF_OVERRIDE && !(id.flags&IDF_READONLY) && id.flags&IDF_OVERRIDDEN) hdr.numvars++;
});
lilswap(&hdr.version, 8);
f->write(&hdr, sizeof(hdr));
enumerate(idents, ident, id,
{
if((id.type!=ID_VAR && id.type!=ID_FVAR && id.type!=ID_SVAR) || !(id.flags&IDF_OVERRIDE) || id.flags&IDF_READONLY || !(id.flags&IDF_OVERRIDDEN)) continue;
f->putchar(id.type);
f->putlil<ushort>(strlen(id.name));
f->write(id.name, strlen(id.name));
switch(id.type)
{
case ID_VAR:
if(dbgvars) conoutf(CON_DEBUG, "wrote var %s: %d", id.name, *id.storage.i);
f->putlil<int>(*id.storage.i);
break;
case ID_FVAR:
if(dbgvars) conoutf(CON_DEBUG, "wrote fvar %s: %f", id.name, *id.storage.f);
f->putlil<float>(*id.storage.f);
break;
case ID_SVAR:
if(dbgvars) conoutf(CON_DEBUG, "wrote svar %s: %s", id.name, *id.storage.s);
f->putlil<ushort>(strlen(*id.storage.s));
f->write(*id.storage.s, strlen(*id.storage.s));
break;
}
});
if(dbgvars) conoutf(CON_DEBUG, "wrote %d vars", hdr.numvars);
f->putchar((int)strlen(game::gameident()));
f->write(game::gameident(), (int)strlen(game::gameident())+1);
f->putlil<ushort>(entities::extraentinfosize());
vector<char> extras;
game::writegamedata(extras);
f->putlil<ushort>(extras.length());
f->write(extras.getbuf(), extras.length());
f->putlil<ushort>(texmru.length());
loopv(texmru) f->putlil<ushort>(texmru[i]);
char *ebuf = new char[entities::extraentinfosize()];
loopv(ents)
{
if(ents[i]->type!=ET_EMPTY || nolms)
{
entity tmp = *ents[i];
lilswap(&tmp.o.x, 3);
lilswap(&tmp.attr1, 5);
f->write(&tmp, sizeof(entity));
entities::writeent(*ents[i], ebuf);
if(entities::extraentinfosize()) f->write(ebuf, entities::extraentinfosize());
}
}
delete[] ebuf;
savevslots(f, numvslots);
renderprogress(0, "saving octree...");
savec(worldroot, ivec(0, 0, 0), worldsize>>1, f, nolms);
if(!nolms)
{
if(getnumviewcells()>0) { renderprogress(0, "saving pvs..."); savepvs(f); }
}
if(shouldsaveblendmap()) { renderprogress(0, "saving blendmap..."); saveblendmap(f); }
delete f;
conoutf("wrote map file %s", ogzname);
return true;
}
static uint mapcrc = 0;
uint getmapcrc() { return mapcrc; }
void clearmapcrc() { mapcrc = 0; }
bool load_world(const char *mname, const char *cname) // still supports all map formats that have existed since the earliest cube betas!
{
int loadingstart = SDL_GetTicks();
setmapfilenames(mname, cname);
stream *f = opengzfile(ogzname, "rb");
if(!f) { conoutf(CON_ERROR, "could not read map %s", ogzname); return false; }
mapheader hdr;
octaheader ohdr;
memset(&ohdr, 0, sizeof(ohdr));
if(!loadmapheader(f, ogzname, hdr, ohdr)) { delete f; return false; }
resetmap();
Texture *mapshot = textureload(picname, 3, true, false);
renderbackground("loading...", mapshot, mname, game::getmapinfo());
setvar("mapversion", hdr.version, true, false);
renderprogress(0, "clearing world...");
freeocta(worldroot);
worldroot = NULL;
int worldscale = 0;
while(1<<worldscale < hdr.worldsize) worldscale++;
setvar("mapsize", 1<<worldscale, true, false);
setvar("mapscale", worldscale, true, false);
renderprogress(0, "loading vars...");
loopi(hdr.numvars)
{
int type = f->getchar(), ilen = f->getlil<ushort>();
string name;
f->read(name, min(ilen, MAXSTRLEN-1));
name[min(ilen, MAXSTRLEN-1)] = '\0';
if(ilen >= MAXSTRLEN) f->seek(ilen - (MAXSTRLEN-1), SEEK_CUR);
ident *id = getident(name);
tagval val;
string str;
switch(type)
{
case ID_VAR: val.setint(f->getlil<int>()); break;
case ID_FVAR: val.setfloat(f->getlil<float>()); break;
case ID_SVAR:
{
int slen = f->getlil<ushort>();
f->read(str, min(slen, MAXSTRLEN-1));
str[min(slen, MAXSTRLEN-1)] = '\0';
if(slen >= MAXSTRLEN) f->seek(slen - (MAXSTRLEN-1), SEEK_CUR);
val.setstr(str);
break;
}
default: continue;
}
if(id && id->flags&IDF_OVERRIDE) switch(id->type)
{
case ID_VAR:
{
int i = val.getint();
if(id->minval <= id->maxval && i >= id->minval && i <= id->maxval)
{
setvar(name, i);
if(dbgvars) conoutf(CON_DEBUG, "read var %s: %d", name, i);
}
break;
}
case ID_FVAR:
{
float f = val.getfloat();
if(id->minvalf <= id->maxvalf && f >= id->minvalf && f <= id->maxvalf)
{
setfvar(name, f);
if(dbgvars) conoutf(CON_DEBUG, "read fvar %s: %f", name, f);
}
break;
}
case ID_SVAR:
setsvar(name, val.getstr());
if(dbgvars) conoutf(CON_DEBUG, "read svar %s: %s", name, val.getstr());
break;
}
}
if(dbgvars) conoutf(CON_DEBUG, "read %d vars", hdr.numvars);
string gametype;
bool samegame = true;
int len = f->getchar();
if(len >= 0) f->read(gametype, len+1);
gametype[max(len, 0)] = '\0';
if(strcmp(gametype, game::gameident())!=0)
{
samegame = false;
conoutf(CON_WARN, "WARNING: loading map from %s game, ignoring entities except for lights/mapmodels", gametype);
}
int eif = f->getlil<ushort>();
int extrasize = f->getlil<ushort>();
vector<char> extras;
f->read(extras.pad(extrasize), extrasize);
if(samegame) game::readgamedata(extras);
texmru.shrink(0);
ushort nummru = f->getlil<ushort>();
loopi(nummru) texmru.add(f->getlil<ushort>());
renderprogress(0, "loading entities...");
vector<extentity *> &ents = entities::getents();
int einfosize = entities::extraentinfosize();
char *ebuf = einfosize > 0 ? new char[einfosize] : NULL;
loopi(min(hdr.numents, MAXENTS))
{
extentity &e = *entities::newentity();
ents.add(&e);
f->read(&e, sizeof(entity));
lilswap(&e.o.x, 3);
lilswap(&e.attr1, 5);
fixent(e, hdr.version);
if(samegame)
{
if(einfosize > 0) f->read(ebuf, einfosize);
entities::readent(e, ebuf, mapversion);
}
else
{
if(eif > 0) f->seek(eif, SEEK_CUR);
if(e.type>=ET_GAMESPECIFIC)
{
entities::deleteentity(ents.pop());
continue;
}
}
if(!insideworld(e.o))
{
if(e.type != ET_LIGHT && e.type != ET_SPOTLIGHT)
{
conoutf(CON_WARN, "warning: ent outside of world: enttype[%s] index %d (%f, %f, %f)", entities::entname(e.type), i, e.o.x, e.o.y, e.o.z);
}
}
}
if(ebuf) delete[] ebuf;
if(hdr.numents > MAXENTS)
{
conoutf(CON_WARN, "warning: map has %d entities", hdr.numents);
f->seek((hdr.numents-MAXENTS)*(samegame ? sizeof(entity) + einfosize : eif), SEEK_CUR);
}
renderprogress(0, "loading slots...");
loadvslots(f, hdr.numvslots);
renderprogress(0, "loading octree...");
bool failed = false;
worldroot = loadchildren(f, ivec(0, 0, 0), hdr.worldsize>>1, failed);
if(failed) conoutf(CON_ERROR, "garbage in map");
renderprogress(0, "validating...");
validatec(worldroot, hdr.worldsize>>1);
if(!failed)
{
if(mapversion <= 0) loopi(ohdr.lightmaps)
{
int type = f->getchar();
if(type&0x80)
{
f->getlil<ushort>();
f->getlil<ushort>();
}
int bpp = 3;
if(type&(1<<4) && (type&0x0F)!=2) bpp = 4;
f->seek(bpp*LM_PACKW*LM_PACKH, SEEK_CUR);
}
if(hdr.numpvs > 0) loadpvs(f, hdr.numpvs);
if(hdr.blendmap) loadblendmap(f, hdr.blendmap);
}
mapcrc = f->getcrc();
delete f;
conoutf("read map %s (%.1f seconds)", ogzname, (SDL_GetTicks()-loadingstart)/1000.0f);
clearmainmenu();
identflags |= IDF_OVERRIDDEN;
execfile("config/default_map_settings.cfg", false);
execfile(cfgname, false);
identflags &= ~IDF_OVERRIDDEN;
preloadusedmapmodels(true);
game::preload();
flushpreloadedmodels();
//preloadmapsounds();
entitiesinoctanodes();
attachentities();
allchanged(true);
renderbackground("loading...", mapshot, mname, game::getmapinfo());
if(maptitle[0] && strcmp(maptitle, "Untitled Map by Unknown")) conoutf(CON_ECHO, "%s", maptitle);
startmap(cname ? cname : mname);
return true;
}
void savecurrentmap() { save_world(game::getclientmap()); }
void savemap(char *mname) { save_world(mname); }
COMMAND(savemap, "s");
COMMAND(savecurrentmap, "");
void writeobj(char *name)
{
defformatstring(fname, "%s.obj", name);
stream *f = openfile(path(fname), "w");
if(!f) return;
f->printf("# obj file of Cube 2 level\n\n");
defformatstring(mtlname, "%s.mtl", name);
path(mtlname);
f->printf("mtllib %s\n\n", mtlname);
vector<vec> verts, texcoords;
hashtable<vec, int> shareverts(1<<16), sharetc(1<<16);
hashtable<int, vector<ivec2> > mtls(1<<8);
vector<int> usedmtl;
vec bbmin(1e16f, 1e16f, 1e16f), bbmax(-1e16f, -1e16f, -1e16f);
loopv(valist)
{
vtxarray &va = *valist[i];
if(!va.edata || !va.vdata) continue;
ushort *edata = va.edata + va.eoffset;
vertex *vdata = va.vdata;
ushort *idx = edata;
loopj(va.texs)
{
elementset &es = va.texelems[j];
if(usedmtl.find(es.texture) < 0) usedmtl.add(es.texture);
vector<ivec2> &keys = mtls[es.texture];
loopk(es.length)
{
const vertex &v = vdata[idx[k]];
const vec &pos = v.pos;
const vec &tc = v.tc;
ivec2 &key = keys.add();
key.x = shareverts.access(pos, verts.length());
if(key.x == verts.length())
{
verts.add(pos);
bbmin.min(pos);
bbmax.max(pos);
}
key.y = sharetc.access(tc, texcoords.length());
if(key.y == texcoords.length()) texcoords.add(tc);
}
idx += es.length;
}
}
vec center(-(bbmax.x + bbmin.x)/2, -(bbmax.y + bbmin.y)/2, -bbmin.z);
loopv(verts)
{
vec v = verts[i];
v.add(center);
if(v.y != floor(v.y)) f->printf("v %.3f ", -v.y); else f->printf("v %d ", int(-v.y));
if(v.z != floor(v.z)) f->printf("%.3f ", v.z); else f->printf("%d ", int(v.z));
if(v.x != floor(v.x)) f->printf("%.3f\n", v.x); else f->printf("%d\n", int(v.x));
}
f->printf("\n");
loopv(texcoords)
{
const vec &tc = texcoords[i];
f->printf("vt %.6f %.6f\n", tc.x, 1-tc.y);
}
f->printf("\n");
usedmtl.sort();
loopv(usedmtl)
{
vector<ivec2> &keys = mtls[usedmtl[i]];
f->printf("g slot%d\n", usedmtl[i]);
f->printf("usemtl slot%d\n\n", usedmtl[i]);
for(int i = 0; i < keys.length(); i += 3)
{
f->printf("f");
loopk(3) f->printf(" %d/%d", keys[i+2-k].x+1, keys[i+2-k].y+1);
f->printf("\n");
}
f->printf("\n");
}
delete f;
f = openfile(mtlname, "w");
if(!f) return;
f->printf("# mtl file of Cube 2 level\n\n");
loopv(usedmtl)
{
VSlot &vslot = lookupvslot(usedmtl[i], false);
f->printf("newmtl slot%d\n", usedmtl[i]);
f->printf("map_Kd %s\n", vslot.slot->sts.empty() ? notexture->name : path(makerelpath("media", vslot.slot->sts[0].name)));
f->printf("\n");
}
delete f;
conoutf("generated model %s", fname);
}
COMMAND(writeobj, "s");
void writecollideobj(char *name)
{
extern bool havesel;
extern selinfo sel;
if(!havesel)
{
conoutf(CON_ERROR, "geometry for collide model not selected");
return;
}
vector<extentity *> &ents = entities::getents();
extentity *mm = NULL;
loopv(entgroup)
{
extentity &e = *ents[entgroup[i]];
if(e.type != ET_MAPMODEL || !pointinsel(sel, e.o)) continue;
mm = &e;
break;
}
if(!mm) loopv(ents)
{
extentity &e = *ents[i];
if(e.type != ET_MAPMODEL || !pointinsel(sel, e.o)) continue;
mm = &e;
break;
}
if(!mm)
{
conoutf(CON_ERROR, "could not find map model in selection");
return;
}
model *m = loadmapmodel(mm->attr1);
if(!m)
{
mapmodelinfo *mmi = getmminfo(mm->attr1);
if(mmi) conoutf(CON_ERROR, "could not load map model: %s", mmi->name);
else conoutf(CON_ERROR, "could not find map model: %d", mm->attr1);
return;
}
matrix4x3 xform;
m->calctransform(xform);
float scale = mm->attr5 > 0 ? mm->attr5/100.0f : 1;
int yaw = mm->attr2, pitch = mm->attr3, roll = mm->attr4;
matrix3 orient;
orient.identity();
if(scale != 1) orient.scale(scale);
if(yaw) orient.rotate_around_z(sincosmod360(yaw));
if(pitch) orient.rotate_around_x(sincosmod360(pitch));
if(roll) orient.rotate_around_y(sincosmod360(-roll));
xform.mul(orient, mm->o, matrix4x3(xform));
xform.invert();
ivec selmin = sel.o, selmax = ivec(sel.s).mul(sel.grid).add(sel.o);
vector<vec> verts;
hashtable<vec, int> shareverts;
vector<int> tris;
loopv(valist)
{
vtxarray &va = *valist[i];
if(va.geommin.x > selmax.x || va.geommin.y > selmax.y || va.geommin.z > selmax.z ||
va.geommax.x < selmin.x || va.geommax.y < selmin.y || va.geommax.z < selmin.z)
continue;
if(!va.edata || !va.vdata) continue;
ushort *edata = va.edata + va.eoffset;
vertex *vdata = va.vdata;
ushort *idx = edata;
loopj(va.texs)
{
elementset &es = va.texelems[j];
for(int k = 0; k < es.length; k += 3)
{
const vec &v0 = vdata[idx[k]].pos, &v1 = vdata[idx[k+1]].pos, &v2 = vdata[idx[k+2]].pos;
if(!v0.insidebb(selmin, selmax) || !v1.insidebb(selmin, selmax) || !v2.insidebb(selmin, selmax))
continue;
int i0 = shareverts.access(v0, verts.length());
if(i0 == verts.length()) verts.add(v0);
tris.add(i0);
int i1 = shareverts.access(v1, verts.length());
if(i1 == verts.length()) verts.add(v1);
tris.add(i1);
int i2 = shareverts.access(v2, verts.length());
if(i2 == verts.length()) verts.add(v2);
tris.add(i2);
}
idx += es.length;
}
}
defformatstring(fname, "%s.obj", name);
stream *f = openfile(path(fname), "w");
if(!f) return;
f->printf("# obj file of Cube 2 collide model\n\n");
loopv(verts)
{
vec v = xform.transform(verts[i]);
if(v.y != floor(v.y)) f->printf("v %.3f ", -v.y); else f->printf("v %d ", int(-v.y));
if(v.z != floor(v.z)) f->printf("%.3f ", v.z); else f->printf("%d ", int(v.z));
if(v.x != floor(v.x)) f->printf("%.3f\n", v.x); else f->printf("%d\n", int(v.x));
}
f->printf("\n");
for(int i = 0; i < tris.length(); i += 3)
f->printf("f %d %d %d\n", tris[i+2]+1, tris[i+1]+1, tris[i]+1);
f->printf("\n");
delete f;
conoutf("generated collide model %s", fname);
}
COMMAND(writecollideobj, "s");
#endif