S3DOPiece* C3DOParser::LoadPiece(S3DModel* model, int pos, S3DOPiece* parent, int* numobj)
{
(*numobj)++;
_3DObject me;
curOffset = pos;
READ_3DOBJECT(me);
std::string s = GetText(me.OffsetToObjectName);
StringToLowerInPlace(s);
S3DOPiece* piece = new S3DOPiece();
piece->name = s;
piece->parent = parent;
piece->type = MODELTYPE_3DO;
piece->mins = DEF_MIN_SIZE;
piece->maxs = DEF_MAX_SIZE;
piece->offset.x = me.XFromParent * scaleFactor;
piece->offset.y = me.YFromParent * scaleFactor;
piece->offset.z = -me.ZFromParent * scaleFactor;
piece->goffset = piece->offset + ((parent != NULL)? parent->goffset: ZeroVector);
GetVertexes(&me, piece);
GetPrimitives(piece, me.OffsetToPrimitiveArray, me.NumberOfPrimitives, ((pos == 0)? me.SelectionPrimitive: -1));
CalcNormals(piece);
piece->SetMinMaxExtends();
model->mins = std::min(piece->mins, model->mins);
model->maxs = std::max(piece->maxs, model->maxs);
const float3 cvScales = piece->maxs - piece->mins;
const float3 cvOffset =
(piece->maxs - piece->goffset) +
(piece->mins - piece->goffset);
const float radiusSq = (cvScales * 0.5f).SqLength();
piece->radius = math::sqrt(radiusSq);
piece->relMidPos = cvOffset * 0.5f;
piece->SetCollisionVolume(new CollisionVolume("box", cvScales, cvOffset * 0.5f));
if (me.OffsetToChildObject > 0) {
piece->children.push_back(LoadPiece(model, me.OffsetToChildObject, piece, numobj));
}
piece->isEmpty = (piece->prims.size() < 1);
if (me.OffsetToSiblingObject > 0) {
parent->children.push_back(LoadPiece(model, me.OffsetToSiblingObject, parent, numobj));
}
return piece;
}
S3DOPiece* C3DOParser::LoadPiece(S3DModel* model, int pos, S3DOPiece* parent, int* numobj, const std::vector<unsigned char>& fileBuf)
{
(*numobj)++;
_3DObject me;
int curOffset = pos;
READ_3DOBJECT(me, fileBuf, curOffset);
std::string s = GET_TEXT(me.OffsetToObjectName, fileBuf, curOffset);
StringToLowerInPlace(s);
S3DOPiece* piece = new S3DOPiece();
piece->name = s;
piece->parent = parent;
piece->offset.x = me.XFromParent * SCALE_FACTOR_3DO;
piece->offset.y = me.YFromParent * SCALE_FACTOR_3DO;
piece->offset.z = -me.ZFromParent * SCALE_FACTOR_3DO;
piece->goffset = piece->offset + ((parent != NULL)? parent->goffset: ZeroVector);
GetVertexes(&me, piece, fileBuf);
GetPrimitives(piece, me.OffsetToPrimitiveArray, me.NumberOfPrimitives, ((pos == 0)? me.SelectionPrimitive: -1), fileBuf);
piece->CalcNormals();
piece->SetMinMaxExtends();
piece->emitPos = ZeroVector;
piece->emitDir = FwdVector;
if (piece->vertexPos.size() >= 2) {
piece->emitPos = piece->vertexPos[0];
piece->emitDir = piece->vertexPos[1] - piece->vertexPos[0];
} else if (piece->vertexPos.size() == 1) {
piece->emitDir = piece->vertexPos[0];
}
model->mins = float3::min(piece->goffset + piece->mins, model->mins);
model->maxs = float3::max(piece->goffset + piece->maxs, model->maxs);
piece->SetCollisionVolume(CollisionVolume("box", piece->maxs - piece->mins, (piece->maxs + piece->mins) * 0.5f));
if (me.OffsetToChildObject > 0) {
piece->children.push_back(LoadPiece(model, me.OffsetToChildObject, piece, numobj, fileBuf));
}
if (me.OffsetToSiblingObject > 0) {
parent->children.push_back(LoadPiece(model, me.OffsetToSiblingObject, parent, numobj, fileBuf));
}
return piece;
}
