//=================================================================
// Methods for DumpNodesTEP
//
int DumpNodesTEP::callback(INode *pnode)
{
ASSERT_MBOX(!(pnode)->IsRootNode(), "Encountered a root node!");
if (::FNodeMarkedToSkip(pnode))
return TREE_CONTINUE;
// Get node's parent
INode *pnodeParent;
pnodeParent = pnode->GetParentNode();
// The model's root is a child of the real "scene root"
TSTR strNodeName(pnode->GetName());
BOOL fNodeIsRoot = pnodeParent->IsRootNode( );
int iNode = ::GetIndexOfINode(pnode);
int iNodeParent = ::GetIndexOfINode(pnodeParent, !fNodeIsRoot/*fAssertPropExists*/);
// Convenient time to cache this
m_phec->m_rgmaxnode[iNode].imaxnodeParent = fNodeIsRoot ? SmdExportClass::UNDESIRABLE_NODE_MARKER : iNodeParent;
// Root node has no parent, thus no translation
if (fNodeIsRoot)
iNodeParent = -1;
// Dump node description
fprintf(m_pfile, "%3d \"%s\" %3d\n",
iNode,
strNodeName,
iNodeParent );
return TREE_CONTINUE;
}
//=================================================================
// Methods for CollectNodesTEP
//
int CollectNodesTEP::callback(INode *node)
{
INode *pnode = node; // Hungarian
ASSERT_MBOX(!(pnode)->IsRootNode(), "Encountered a root node!");
if (::FNodeMarkedToSkip(pnode))
return TREE_CONTINUE;
// Get pre-stored "index"
int iNode = ::GetIndexOfINode(pnode);
ASSERT_MBOX(iNode >= 0 && iNode <= m_phec->m_imaxnodeMac-1, "Bogus iNode");
// Get name, store name in array
TSTR strNodeName(pnode->GetName());
strcpy(m_phec->m_rgmaxnode[iNode].szNodeName, (char*)strNodeName);
// Get Node's time-zero Transformation Matrices
m_phec->m_rgmaxnode[iNode].mat3NodeTM = pnode->GetNodeTM(0/*TimeValue*/);
m_phec->m_rgmaxnode[iNode].mat3ObjectTM = pnode->GetObjectTM(0/*TimeValue*/);
// I'll calculate this later
m_phec->m_rgmaxnode[iNode].imaxnodeParent = SmdExportClass::UNDESIRABLE_NODE_MARKER;
return TREE_CONTINUE;
}
int GetIndexOfINode(INode *pnode, BOOL fAssertPropExists)
{
TSTR strNodeName(pnode->GetName());
for (int inm = 0; inm < g_inmMac; inm++)
if (FStrEq(g_rgnm[inm].szNodeName, (char*)strNodeName))
return g_rgnm[inm].iNode;
if (fAssertPropExists)
ASSERT_MBOX(FALSE, "No NODEINDEXSTR property");
return -7777;
}
//=================================================================
// Methods for DumpFrameRotationsTEP
//
int DumpFrameRotationsTEP::callback(INode *pnode)
{
ASSERT_MBOX(!(pnode)->IsRootNode(), "Encountered a root node!");
if (::FNodeMarkedToSkip(pnode))
return TREE_CONTINUE;
int iNode = ::GetIndexOfINode(pnode);
TSTR strNodeName(pnode->GetName());
// The model's root is a child of the real "scene root"
INode *pnodeParent = pnode->GetParentNode();
BOOL fNodeIsRoot = pnodeParent->IsRootNode( );
// Get Node's "Local" Transformation Matrix
Matrix3 mat3NodeTM = pnode->GetNodeTM(m_tvToDump);
Matrix3 mat3ParentTM = pnodeParent->GetNodeTM(m_tvToDump);
mat3NodeTM.NoScale(); // Clear these out because they apparently
mat3ParentTM.NoScale(); // screw up the following calculation.
Matrix3 mat3NodeLocalTM = mat3NodeTM * Inverse(mat3ParentTM);
Point3 rowTrans = mat3NodeLocalTM.GetTrans();
// check to see if the parent bone was mirrored. If so, mirror invert this bones position
if (m_phec->m_rgmaxnode[iNode].imaxnodeParent >= 0 && m_phec->m_rgmaxnode[m_phec->m_rgmaxnode[iNode].imaxnodeParent].isMirrored)
{
rowTrans = rowTrans * -1.0f;
}
// Get the rotation (via decomposition into "affine parts", then quaternion-to-Euler)
// Apparently the order of rotations returned by QuatToEuler() is X, then Y, then Z.
AffineParts affparts;
float rgflXYZRotations[3];
decomp_affine(mat3NodeLocalTM, &affparts);
QuatToEuler(affparts.q, rgflXYZRotations);
float xRot = rgflXYZRotations[0]; // in radians
float yRot = rgflXYZRotations[1]; // in radians
float zRot = rgflXYZRotations[2]; // in radians
// Get rotations in the -2pi...2pi range
xRot = ::FlReduceRotation(xRot);
yRot = ::FlReduceRotation(yRot);
zRot = ::FlReduceRotation(zRot);
// Print rotations
fprintf(m_pfile, "%3d %f %f %f %f %f %f\n",
// Node:%-15s Rotation (x,y,z)\n",
iNode, rowTrans.x, rowTrans.y, rowTrans.z, xRot, yRot, zRot);
return TREE_CONTINUE;
}
void SetIndexOfINode(INode *pnode, int inode)
{
TSTR strNodeName(pnode->GetName());
NAMEMAP *pnm;
for (int inm = 0; inm < g_inmMac; inm++)
if (FStrEq(g_rgnm[inm].szNodeName, (char*)strNodeName))
break;
if (inm < g_inmMac)
pnm = &g_rgnm[inm];
else
{
ASSERT_MBOX(g_inmMac < MAX_NAMEMAP, "NAMEMAP is full");
pnm = &g_rgnm[g_inmMac++];
strcpy(pnm->szNodeName, (char*)strNodeName);
}
pnm->iNode = inode;
}
void VWeightExportClass::CollectNodes( INode *pnode )
{
// Get pre-stored "index"
int index = ::GetIndexOfINode(pnode);
if (index >= 0)
{
// Get name, store name in array
TSTR strNodeName(pnode->GetName());
strcpy(m_MaxNode[index].szNodeName, (char*)strNodeName);
// Get Node's time-zero Transformation Matrices
m_MaxNode[index].mat3NodeTM = pnode->GetNodeTM(0);
m_MaxNode[index].mat3ObjectTM = pnode->GetObjectTM(0);
}
for (int c = 0; c < pnode->NumberOfChildren(); c++)
{
CollectNodes(pnode->GetChildNode(c));
}
return;
}
//=================================================================
// Methods for DumpModelTEP
//
int DumpModelTEP::callback(INode *pnode)
{
Object* pobj;
int fHasMat = TRUE;
// clear physique export parameters
m_mcExport = NULL;
m_phyExport = NULL;
m_phyMod = NULL;
ASSERT_MBOX(!(pnode)->IsRootNode(), "Encountered a root node!");
if (::FNodeMarkedToSkip(pnode))
return TREE_CONTINUE;
int iNode = ::GetIndexOfINode(pnode);
TSTR strNodeName(pnode->GetName());
// The Footsteps node apparently MUST have a dummy mesh attached! Ignore it explicitly.
if (FStrEq((char*)strNodeName, "Bip01 Footsteps"))
return TREE_CONTINUE;
// Helper nodes don't have meshes
pobj = pnode->GetObjectRef();
if (pobj->SuperClassID() == HELPER_CLASS_ID)
return TREE_CONTINUE;
// The model's root is a child of the real "scene root"
INode *pnodeParent = pnode->GetParentNode();
BOOL fNodeIsRoot = pnodeParent->IsRootNode( );
// Get node's material: should be a multi/sub (if it has a material at all)
Mtl *pmtlNode = pnode->GetMtl();
if (pmtlNode == NULL)
{
return TREE_CONTINUE;
fHasMat = FALSE;
}
else if (!(pmtlNode->ClassID() == Class_ID(MULTI_CLASS_ID, 0) && pmtlNode->IsMultiMtl()))
{
// sprintf(st_szDBG, "ERROR--Material on node %s isn't a Multi/Sub-Object", (char*)strNodeName);
// ASSERT_AND_ABORT(FALSE, st_szDBG);
fHasMat = FALSE;
}
// Get Node's object, convert to a triangle-mesh object, so I can access the Faces
ObjectState os = pnode->EvalWorldState(m_tvToDump);
pobj = os.obj;
TriObject *ptriobj;
BOOL fConvertedToTriObject =
pobj->CanConvertToType(triObjectClassID) &&
(ptriobj = (TriObject*)pobj->ConvertToType(m_tvToDump, triObjectClassID)) != NULL;
if (!fConvertedToTriObject)
return TREE_CONTINUE;
Mesh *pmesh = &ptriobj->mesh;
// Shouldn't have gotten this far if it's a helper object
if (pobj->SuperClassID() == HELPER_CLASS_ID)
{
sprintf(st_szDBG, "ERROR--Helper node %s has an attached mesh, and it shouldn't.", (char*)strNodeName);
ASSERT_AND_ABORT(FALSE, st_szDBG);
}
// Ensure that the vertex normals are up-to-date
pmesh->buildNormals();
// We want the vertex coordinates in World-space, not object-space
Matrix3 mat3ObjectTM = pnode->GetObjectTM(m_tvToDump);
// initialize physique export parameters
m_phyMod = FindPhysiqueModifier(pnode);
if (m_phyMod)
{
// Physique Modifier exists for given Node
m_phyExport = (IPhysiqueExport *)m_phyMod->GetInterface(I_PHYINTERFACE);
if (m_phyExport)
{
// create a ModContext Export Interface for the specific node of the Physique Modifier
m_mcExport = (IPhyContextExport *)m_phyExport->GetContextInterface(pnode);
if (m_mcExport)
{
// convert all vertices to Rigid
m_mcExport->ConvertToRigid(TRUE);
}
}
}
// Dump the triangle face info
int cFaces = pmesh->getNumFaces();
for (int iFace = 0; iFace < cFaces; iFace++)
{
Face* pface = &pmesh->faces[iFace];
TVFace* ptvface = &pmesh->tvFace[iFace];
DWORD smGroupFace = pface->getSmGroup();
// Get face's 3 indexes into the Mesh's vertex array(s).
DWORD iVertex0 = pface->getVert(0);
DWORD iVertex1 = pface->getVert(1);
DWORD iVertex2 = pface->getVert(2);
ASSERT_AND_ABORT((int)iVertex0 < pmesh->getNumVerts(), "Bogus Vertex 0 index");
ASSERT_AND_ABORT((int)iVertex1 < pmesh->getNumVerts(), "Bogus Vertex 1 index");
ASSERT_AND_ABORT((int)iVertex2 < pmesh->getNumVerts(), "Bogus Vertex 2 index");
// Get the 3 Vertex's for this face
Point3 pt3Vertex0 = pmesh->getVert(iVertex0);
Point3 pt3Vertex1 = pmesh->getVert(iVertex1);
Point3 pt3Vertex2 = pmesh->getVert(iVertex2);
// Get the 3 RVertex's for this face
// NOTE: I'm using getRVertPtr instead of getRVert to work around a 3DSMax bug
RVertex *prvertex0 = pmesh->getRVertPtr(iVertex0);
RVertex *prvertex1 = pmesh->getRVertPtr(iVertex1);
RVertex *prvertex2 = pmesh->getRVertPtr(iVertex2);
// Find appropriate normals for each RVertex
// A vertex can be part of multiple faces, so the "smoothing group"
// is used to locate the normal for this face's use of the vertex.
Point3 pt3Vertex0Normal;
Point3 pt3Vertex1Normal;
Point3 pt3Vertex2Normal;
if (smGroupFace)
{
pt3Vertex0Normal = Pt3GetRVertexNormal(prvertex0, smGroupFace);
pt3Vertex1Normal = Pt3GetRVertexNormal(prvertex1, smGroupFace);
pt3Vertex2Normal = Pt3GetRVertexNormal(prvertex2, smGroupFace);
}
else
{
pt3Vertex0Normal = pmesh->getFaceNormal( iFace );
pt3Vertex1Normal = pmesh->getFaceNormal( iFace );
pt3Vertex2Normal = pmesh->getFaceNormal( iFace );
}
ASSERT_AND_ABORT( Length( pt3Vertex0Normal ) <= 1.1, "bogus orig normal 0" );
ASSERT_AND_ABORT( Length( pt3Vertex1Normal ) <= 1.1, "bogus orig normal 1" );
ASSERT_AND_ABORT( Length( pt3Vertex2Normal ) <= 1.1, "bogus orig normal 2" );
// Get Face's sub-material from node's material, to get the bitmap name.
// And no, there isn't a simpler way to get the bitmap name, you have to
// dig down through all these levels.
TCHAR szBitmapName[256] = "null.bmp";
if (fHasMat)
{
MtlID mtlidFace = pface->getMatID();
if (mtlidFace >= pmtlNode->NumSubMtls())
{
sprintf(st_szDBG, "ERROR--Bogus sub-material index %d in node %s; highest valid index is %d",
mtlidFace, (char*)strNodeName, pmtlNode->NumSubMtls()-1);
// ASSERT_AND_ABORT(FALSE, st_szDBG);
mtlidFace = 0;
}
Mtl *pmtlFace = pmtlNode->GetSubMtl(mtlidFace);
ASSERT_AND_ABORT(pmtlFace != NULL, "NULL Sub-material returned");
if ((pmtlFace->ClassID() == Class_ID(MULTI_CLASS_ID, 0) && pmtlFace->IsMultiMtl()))
{
// it's a sub-sub material. Gads.
pmtlFace = pmtlFace->GetSubMtl(mtlidFace);
ASSERT_AND_ABORT(pmtlFace != NULL, "NULL Sub-material returned");
}
if (!(pmtlFace->ClassID() == Class_ID(DMTL_CLASS_ID, 0)))
{
sprintf(st_szDBG,
"ERROR--Sub-material with index %d (used in node %s) isn't a 'default/standard' material [%x].",
mtlidFace, (char*)strNodeName, pmtlFace->ClassID());
ASSERT_AND_ABORT(FALSE, st_szDBG);
}
StdMat *pstdmtlFace = (StdMat*)pmtlFace;
Texmap *ptexmap = pstdmtlFace->GetSubTexmap(ID_DI);
// ASSERT_AND_ABORT(ptexmap != NULL, "NULL diffuse texture")
if (ptexmap != NULL)
{
if (!(ptexmap->ClassID() == Class_ID(BMTEX_CLASS_ID, 0)))
{
sprintf(st_szDBG,
"ERROR--Sub-material with index %d (used in node %s) doesn't have a bitmap as its diffuse texture.",
mtlidFace, (char*)strNodeName);
ASSERT_AND_ABORT(FALSE, st_szDBG);
}
BitmapTex *pbmptex = (BitmapTex*)ptexmap;
strcpy(szBitmapName, pbmptex->GetMapName());
TSTR strPath, strFile;
SplitPathFile(TSTR(szBitmapName), &strPath, &strFile);
strcpy(szBitmapName,strFile);
}
}
UVVert UVvertex0( 0, 0, 0 );
UVVert UVvertex1( 1, 0, 0 );
UVVert UVvertex2( 0, 1, 0 );
// All faces must have textures assigned to them
if (pface->flags & HAS_TVERTS)
{
// Get TVface's 3 indexes into the Mesh's TVertex array(s).
DWORD iTVertex0 = ptvface->getTVert(0);
DWORD iTVertex1 = ptvface->getTVert(1);
DWORD iTVertex2 = ptvface->getTVert(2);
ASSERT_AND_ABORT((int)iTVertex0 < pmesh->getNumTVerts(), "Bogus TVertex 0 index");
ASSERT_AND_ABORT((int)iTVertex1 < pmesh->getNumTVerts(), "Bogus TVertex 1 index");
ASSERT_AND_ABORT((int)iTVertex2 < pmesh->getNumTVerts(), "Bogus TVertex 2 index");
// Get the 3 TVertex's for this TVFace
// NOTE: I'm using getRVertPtr instead of getRVert to work around a 3DSMax bug
UVvertex0 = pmesh->getTVert(iTVertex0);
UVvertex1 = pmesh->getTVert(iTVertex1);
UVvertex2 = pmesh->getTVert(iTVertex2);
}
else
{
//sprintf(st_szDBG, "ERROR--Node %s has a textureless face. All faces must have an applied texture.", (char*)strNodeName);
//ASSERT_AND_ABORT(FALSE, st_szDBG);
}
/*
const char *szExpectedExtension = ".bmp";
if (stricmp(szBitmapName+strlen(szBitmapName)-strlen(szExpectedExtension), szExpectedExtension) != 0)
{
sprintf(st_szDBG, "Node %s uses %s, which is not a %s file", (char*)strNodeName, szBitmapName, szExpectedExtension);
ASSERT_AND_ABORT(FALSE, st_szDBG);
}
*/
// Determine owning bones for the vertices.
int iNodeV0, iNodeV1, iNodeV2;
if (m_mcExport)
{
// The Physique add-in allows vertices to be assigned to bones arbitrarily
iNodeV0 = InodeOfPhyVectex( iVertex0 );
iNodeV1 = InodeOfPhyVectex( iVertex1 );
iNodeV2 = InodeOfPhyVectex( iVertex2 );
}
else
{
// Simple 3dsMax model: the vertices are owned by the object, and hence the node
iNodeV0 = iNode;
iNodeV1 = iNode;
iNodeV2 = iNode;
}
// Rotate the face vertices out of object-space, and into world-space space
Point3 v0 = pt3Vertex0 * mat3ObjectTM;
Point3 v1 = pt3Vertex1 * mat3ObjectTM;
Point3 v2 = pt3Vertex2 * mat3ObjectTM;
Matrix3 mat3ObjectNTM = mat3ObjectTM;
mat3ObjectNTM.NoScale( );
ASSERT_AND_ABORT( Length( pt3Vertex0Normal ) <= 1.1, "bogus pre normal 0" );
pt3Vertex0Normal = VectorTransform(mat3ObjectNTM, pt3Vertex0Normal);
ASSERT_AND_ABORT( Length( pt3Vertex0Normal ) <= 1.1, "bogus post normal 0" );
ASSERT_AND_ABORT( Length( pt3Vertex1Normal ) <= 1.1, "bogus pre normal 1" );
pt3Vertex1Normal = VectorTransform(mat3ObjectNTM, pt3Vertex1Normal);
ASSERT_AND_ABORT( Length( pt3Vertex1Normal ) <= 1.1, "bogus post normal 1" );
ASSERT_AND_ABORT( Length( pt3Vertex2Normal ) <= 1.1, "bogus pre normal 2" );
pt3Vertex2Normal = VectorTransform(mat3ObjectNTM, pt3Vertex2Normal);
ASSERT_AND_ABORT( Length( pt3Vertex2Normal ) <= 1.1, "bogus post normal 2" );
// Finally dump the bitmap name and 3 lines of face info
fprintf(m_pfile, "%s\n", szBitmapName);
fprintf(m_pfile, "%3d %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f\n",
iNodeV0, v0.x, v0.y, v0.z,
pt3Vertex0Normal.x, pt3Vertex0Normal.y, pt3Vertex0Normal.z,
UVvertex0.x, UVvertex0.y);
fprintf(m_pfile, "%3d %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f\n",
iNodeV1, v1.x, v1.y, v1.z,
pt3Vertex1Normal.x, pt3Vertex1Normal.y, pt3Vertex1Normal.z,
UVvertex1.x, UVvertex1.y);
fprintf(m_pfile, "%3d %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f\n",
iNodeV2, v2.x, v2.y, v2.z,
pt3Vertex2Normal.x, pt3Vertex2Normal.y, pt3Vertex2Normal.z,
UVvertex2.x, UVvertex2.y);
}
cleanup( );
return TREE_CONTINUE;
}
//=================================================================
// Methods for CollectModelTEP
//
int CollectModelTEP::callback(INode *pnode)
{
if (::FNodeMarkedToSkip(pnode))
return TREE_CONTINUE;
if ( !pnode->Selected())
return TREE_CONTINUE;
// clear physique export parameters
m_mcExport = NULL;
m_phyExport = NULL;
m_phyMod = NULL;
m_bonesProMod = NULL;
ASSERT_MBOX(!(pnode)->IsRootNode(), "Encountered a root node!");
int iNode = ::GetIndexOfINode(pnode);
TSTR strNodeName(pnode->GetName());
// The Footsteps node apparently MUST have a dummy mesh attached! Ignore it explicitly.
if (FStrEq((char*)strNodeName, "Bip01 Footsteps"))
return TREE_CONTINUE;
// Helper nodes don't have meshes
Object *pobj = pnode->GetObjectRef();
if (pobj->SuperClassID() == HELPER_CLASS_ID)
return TREE_CONTINUE;
// Get Node's object, convert to a triangle-mesh object, so I can access the Faces
ObjectState os = pnode->EvalWorldState(m_tvToDump);
pobj = os.obj;
// Shouldn't have gotten this far if it's a helper object
if (pobj->SuperClassID() == HELPER_CLASS_ID)
{
sprintf(st_szDBG, "ERROR--Helper node %s has an attached mesh, and it shouldn't.", (char*)strNodeName);
ASSERT_AND_ABORT(FALSE, st_szDBG);
}
// convert mesh to triobject
if (!pobj->CanConvertToType(triObjectClassID))
return TREE_CONTINUE;
TriObject *ptriobj = (TriObject*)pobj->ConvertToType(m_tvToDump, triObjectClassID);
if (ptriobj == NULL)
return TREE_CONTINUE;
Mesh *pmesh = &ptriobj->mesh;
// We want the vertex coordinates in World-space, not object-space
Matrix3 mat3ObjectTM = pnode->GetObjectTM(m_tvToDump);
// initialize physique export parameters
m_phyMod = FindPhysiqueModifier(pnode);
if (m_phyMod)
{
// Physique Modifier exists for given Node
m_phyExport = (IPhysiqueExport *)m_phyMod->GetInterface(I_PHYINTERFACE);
if (m_phyExport)
{
// create a ModContext Export Interface for the specific node of the Physique Modifier
m_mcExport = (IPhyContextExport *)m_phyExport->GetContextInterface(pnode);
if (m_mcExport)
{
// convert all vertices to Rigid
m_mcExport->ConvertToRigid(TRUE);
}
}
}
// initialize bones pro export parameters
m_wa = NULL;
m_bonesProMod = FindBonesProModifier(pnode);
if (m_bonesProMod)
{
m_bonesProMod->SetProperty( BP_PROPID_GET_WEIGHTS, &m_wa );
}
int cVerts = pmesh->getNumVerts();
// Dump the triangle face info
int cFaces = pmesh->getNumFaces();
int *iUsed = new int[cVerts];
for (int iVert = 0; iVert < cVerts; iVert++)
{
iUsed[iVert] = 0;
}
for (int iFace = 0; iFace < cFaces; iFace++)
{
if (pmesh->faces[iFace].flags & HAS_TVERTS)
{
iUsed[pmesh->faces[iFace].getVert(0)] = 1;
iUsed[pmesh->faces[iFace].getVert(1)] = 1;
iUsed[pmesh->faces[iFace].getVert(2)] = 1;
}
}
for (iVert = 0; iVert < cVerts; iVert++)
{
MaxVertWeight *pweight = m_phec->m_MaxVertex[m_phec->m_cMaxVertex] = new MaxVertWeight [m_phec->m_cMaxNode];
Point3 pt3Vertex1 = pmesh->getVert(iVert);
Point3 v1 = pt3Vertex1 * mat3ObjectTM;
GetUnifiedCoord( v1, pweight, m_phec->m_MaxNode, m_phec->m_cMaxNode );
if (CollectWeights( iVert, pweight ))
{
m_phec->m_cMaxVertex++;
}
}
// fflush( m_pfile );
return TREE_CONTINUE;
}
