bool TileAssembler::calculateTransformedBound(ModelSpawn &spawn)
{
std::string modelFilename(iSrcDir);
modelFilename.push_back('/');
modelFilename.append(spawn.name);
ModelPosition modelPosition;
modelPosition.iDir = spawn.iRot;
modelPosition.iScale = spawn.iScale;
modelPosition.init();
WorldModel_Raw raw_model;
if (!raw_model.Read(modelFilename.c_str()))
return false;
G3D::uint32 groups = raw_model.groupsArray.size();
#ifdef _DEBUG
if (groups != 1)
printf("Warning: '%s' does not seem to be a M2 model!\n", modelFilename.c_str());
#endif
AABox modelBound;
bool boundEmpty=true;
for (G3D::uint32 g=0; g<groups; ++g) // should be only one for M2 files...
{
std::vector<Vector3>& vertices = raw_model.groupsArray[g].vertexArray;
if (vertices.empty())
{
std::cout << "error: model '" << spawn.name << "' has no geometry!" << std::endl;
continue;
}
G3D::uint32 nvectors = vertices.size();
for (G3D::uint32 i = 0; i < nvectors; ++i)
{
Vector3 v = modelPosition.transform(vertices[i]);
if (boundEmpty)
modelBound = AABox(v, v), boundEmpty=false;
else
modelBound.merge(v);
}
}
spawn.iBound = modelBound + spawn.iPos;
spawn.flags |= MOD_HAS_BOUND;
return true;
}
bool TileAssembler::calculateTransformedBound(ModelSpawn &spawn)
{
std::string modelFilename(iSrcDir);
modelFilename.push_back('/');
modelFilename.append(spawn.name);
ModelPosition modelPosition;
modelPosition.iDir = spawn.iRot;
modelPosition.iScale = spawn.iScale;
modelPosition.init();
FILE* rf = fopen(modelFilename.c_str(), "rb");
if (!rf)
{
printf("ERROR: Can't open model file: %s\n", modelFilename.c_str());
return false;
}
AABox modelBound;
bool boundEmpty=true;
char ident[8];
int readOperation = 1;
// 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); printf("readfail, op = %i\n", readOperation); return(false); }readOperation++;
// only use this for array deletes
#define READ_OR_RETURN_WITH_DELETE(V, S) if (fread((V), (S), 1, rf) != 1) { \
fclose(rf); printf("readfail, op = %i\n", readOperation); delete[] V; return(false); }readOperation++;
#define CMP_OR_RETURN(V, S) if (strcmp((V), (S)) != 0) { \
fclose(rf); printf("cmpfail, %s!=%s\n", V, S);return(false); }
READ_OR_RETURN(&ident, 8);
CMP_OR_RETURN(ident, "VMAP003");
// we have to read one int. This is needed during the export and we have to skip it here
uint32 tempNVectors;
READ_OR_RETURN(&tempNVectors, sizeof(tempNVectors));
uint32 groups, wmoRootId;
char blockId[5];
blockId[4] = 0;
int blocksize;
float *vectorarray = 0;
READ_OR_RETURN(&groups, sizeof(uint32));
READ_OR_RETURN(&wmoRootId, sizeof(uint32));
if (groups != 1) printf("Warning: '%s' does not seem to be a M2 model!\n", modelFilename.c_str());
for (uint32 g=0; g<groups; ++g) // should be only one for M2 files...
{
fseek(rf, 3*sizeof(uint32) + 6*sizeof(float), SEEK_CUR);
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "GRP ");
READ_OR_RETURN(&blocksize, sizeof(int));
fseek(rf, blocksize, SEEK_CUR);
// ---- indexes
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "INDX");
READ_OR_RETURN(&blocksize, sizeof(int));
fseek(rf, blocksize, SEEK_CUR);
// ---- vectors
READ_OR_RETURN(&blockId, 4);
CMP_OR_RETURN(blockId, "VERT");
READ_OR_RETURN(&blocksize, sizeof(int));
uint32 nvectors;
READ_OR_RETURN(&nvectors, sizeof(uint32));
if (nvectors >0)
{
vectorarray = new float[nvectors*3];
READ_OR_RETURN_WITH_DELETE(vectorarray, nvectors*sizeof(float)*3);
}
else
{
std::cout << "error: model '" << spawn.name << "' has no geometry!" << std::endl;
fclose(rf);
return false;
}
for (uint32 i=0, indexNo=0; indexNo<nvectors; indexNo++, i+=3)
{
Vector3 v = Vector3(vectorarray[i+0], vectorarray[i+1], vectorarray[i+2]);
v = modelPosition.transform(v);
if (boundEmpty)
modelBound = AABox(v, v), boundEmpty=false;
else
modelBound.merge(v);
}
delete[] vectorarray;
// drop of temporary use defines
#undef READ_OR_RETURN
#undef READ_OR_RETURN_WITH_DELETE
#undef CMP_OR_RETURN
}
spawn.iBound = modelBound + spawn.iPos;
spawn.flags |= MOD_HAS_BOUND;
fclose(rf);
return true;
}
