//=================================================================
bool TileAssembler::readRawFile(std::string& pModelFilename, ModelPosition& pModelPosition, AABSPTree<SubModel *> *pMainTree)
{
std::string filename = iSrcDir;
if(filename.length() >0)
filename.append("/");
filename.append(pModelFilename);
FILE *rf = fopen(filename.c_str(), "rb");
if(!rf)
{
// depending on the extractor version, the data could be located in the root dir
std::string baseModelFilename = pModelFilename.substr((pModelFilename.find_first_of("/")+1),pModelFilename.length());
filename = iSrcDir;
if(filename.length() >0)
filename.append("/");
filename.append(baseModelFilename);
rf = fopen(filename.c_str(), "rb");
}
if(!rf)
{
printf("ERROR: Can't open model file in form: %s",pModelFilename.c_str());
printf("... or form: %s",filename.c_str() );
return false;
}
char ident[8];
int trianglecount =0;
#ifdef _ASSEMBLER_DEBUG
int startgroup = 0; //2;
int endgroup = INT_MAX; //2;
fprintf(::g_df,"-------------------------------------------------\n");
fprintf(::g_df,"%s\n", pModelFilename.c_str());
fprintf(::g_df,"-------------------------------------------------\n");
#else
int startgroup = 0;
int endgroup = INT_MAX;
#endif
// temporary use defines to simplify read/check code (close file and return at fail)
#define READ_OR_RETURN(V,S) if(fread((V), (S), 1, rf) != 1) { \
fclose(rf); return(false); }
#define CMP_OR_RETURN(V,S) if(strcmp((V),(S)) != 0) { \
fclose(rf); return(false); }
READ_OR_RETURN(&ident, 8);
if(strcmp(ident, "VMAP001") == 0)
{
// OK, do nothing
}
else if(strcmp(ident, "VMAP002") == 0)
{
// we have to read one int. This is needed during the export and we have to skip it here
int tempNVectors;
READ_OR_RETURN(&tempNVectors, sizeof(int));
}
else
{
// wrong version
fclose(rf);
return(false);
}
G3D::uint32 groups;
char blockId[5];
blockId[4] = 0;
int blocksize;
READ_OR_RETURN(&groups, sizeof(G3D::uint32));
for(int g=0;g<(int)groups;g++)
{
// group MUST NOT have more then 65536 indexes !! Array will have a problem with that !! (strange ...)
Array<int> tempIndexArray;
Array<Vector3> tempVertexArray;
AABSPTree<Triangle> *gtree = new AABSPTree<Triangle>();
// add free gtree at fail
#undef READ_OR_RETURN
#undef CMP_OR_RETURN
#define READ_OR_RETURN(V,S) if(fread((V), (S), 1, rf) != 1) { \
fclose(rf); delete gtree; return(false); }
#define CMP_OR_RETURN(V,S) if(strcmp((V),(S)) != 0) { \
fclose(rf); delete gtree; return(false); }
G3D::uint32 flags;
READ_OR_RETURN(&flags, sizeof(G3D::uint32));
G3D::uint32 branches;
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "GRP ");
READ_OR_RETURN(&blocksize, sizeof(int));
READ_OR_RETURN(&branches, sizeof(G3D::uint32));
for(int b=0;b<(int)branches; b++)
{
G3D::uint32 indexes;
// indexes for each branch (not used jet)
READ_OR_RETURN(&indexes, sizeof(G3D::uint32));
}
// ---- indexes
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "INDX");
READ_OR_RETURN(&blocksize, sizeof(int));
unsigned int nindexes;
READ_OR_RETURN(&nindexes, sizeof(G3D::uint32));
if(nindexes >0)
{
unsigned short *indexarray = new unsigned short[nindexes*sizeof(unsigned short)];
READ_OR_RETURN(indexarray, nindexes*sizeof(unsigned short));
for(int i=0;i<(int)nindexes; i++)
{
unsigned short val = indexarray[i];
tempIndexArray.append(val);
}
delete[] indexarray;
}
// ---- vectors
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "VERT");
READ_OR_RETURN(&blocksize, sizeof(int));
unsigned int nvectors;
READ_OR_RETURN(&nvectors, sizeof(int));
float *vectorarray = 0;
// add vectorarray free
#undef READ_OR_RETURN
#undef CMP_OR_RETURN
#define READ_OR_RETURN(V,S) if(fread((V), (S), 1, rf) != 1) { \
fclose(rf); delete gtree; delete[] vectorarray; return(false); }
#define CMP_OR_RETURN(V,S) if(strcmp((V),(S)) != 0) { \
fclose(rf); delete gtree; delete[] vectorarray; return(false); }
if(nvectors >0)
{
vectorarray = new float[nvectors*sizeof(float)*3];
READ_OR_RETURN(vectorarray, nvectors*sizeof(float)*3);
}
// ----- liquit
if(flags & 1)
{
// we have liquit -> not handled yet ... skip
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "LIQU");
READ_OR_RETURN(&blocksize, sizeof(int));
fseek(rf, blocksize, SEEK_CUR);
}
for(unsigned int i=0, indexNo=0; indexNo<nvectors; indexNo++)
{
Vector3 v = Vector3(vectorarray[i+2], vectorarray[i+1], vectorarray[i+0]);
i+=3;
v = pModelPosition.transform(v);
float swapy = v.y;
v.y = v.x;
v.x = swapy;
tempVertexArray.append(v);
}
// ---- calculate triangles
int rest = nindexes%3;
if(rest != 0)
{
nindexes -= rest;
}
for(unsigned int i=0;i<(nindexes);)
{
Triangle t = Triangle(tempVertexArray[tempIndexArray[i+2]], tempVertexArray[tempIndexArray[i+1]], tempVertexArray[tempIndexArray[i+0]] );
i+=3;
++trianglecount;
if(g>= startgroup && g <= endgroup)
{
gtree->insert(t);
}
}
// drop of temporary use defines
#undef READ_OR_RETURN
#undef CMP_OR_RETURN
if(vectorarray != 0)
{
delete vectorarray;
}
if(gtree->size() >0)
{
gtree->balance();
SubModel *sm = new SubModel(gtree);
#ifdef _ASSEMBLER_DEBUG
if(::g_df) fprintf(::g_df,"group trianglies: %d, Tris: %d, Nodes: %d, gtree.triangles: %d\n", g, sm->getNTriangles(), sm->getNNodes(), gtree->memberTable.size());
if(sm->getNTriangles() != gtree->memberTable.size())
{
if(::g_df) fprintf(::g_df,"ERROR !!!! group trianglies: %d, Tris: %d, Nodes: %d, gtree.triangles: %d\n", g, sm->getNTriangles(), sm->getNNodes(), gtree->memberTable.size());
}
#endif
sm->setBasePosition(pModelPosition.iPos);
pMainTree->insert(sm);
}
delete gtree;
}
fclose(rf);
return true;
}
