// --[ Method ]---------------------------------------------------------------
//
// - Class : CStravaganzaMaxTools
//
// - prototype : int BuildPhysiqueData(INode* pMaxNode,
// CObject* pObject,
// std::vector<std::string> &vecBoneNames,
// std::vector<CBlendedVertex> &vecBlendedVertices)
//
// - Purpose : Builds the bone data for a given node. Returns the number
// of bones processed (0 = failure).
//
// -----------------------------------------------------------------------------
int CStravaganzaMaxTools::BuildPhysiqueData(INode* pMaxNode,
CObject* pObject,
std::vector<std::string> &vecBoneNames,
std::vector<CBlendedVertex> &vecBlendedVertices)
{
int nCount = 0;
int nBoneCount = 0;
Modifier *pPhyModifier = NULL; // Physique modifier
IPhysiqueExport *pPhyExport = NULL; // Physique export interface
IPhyContextExport *pPhyObjExport = NULL; // Physique object export interface
vecBoneNames.clear();
vecBlendedVertices.clear();
// Build bone list
std::vector<INode*> vecMaxBones;
if(!AddNodeBones(vecMaxBones, pMaxNode))
{
LOG.Write("\nWARNING - Error building node %s bone list", pMaxNode->GetName());
return 0;
}
// Build bones name list
for(nBoneCount = 0; nBoneCount < vecMaxBones.size(); nBoneCount++)
{
vecBoneNames.push_back(vecMaxBones[nBoneCount]->GetName());
}
// Get Physique modifier
if(pPhyModifier = GetPhysiqueModifier(pMaxNode))
{
pPhyExport = (IPhysiqueExport *)pPhyModifier->GetInterface(I_PHYINTERFACE);
if(pPhyExport == NULL)
{
LOG.Write("\nWARNING - Couldn't get Physique export interface.\nFailed with node %s.", pMaxNode->GetName());
return 0;
}
}
// Get physique object export interface
pPhyObjExport = pPhyExport->GetContextInterface(pMaxNode);
if(pPhyObjExport == NULL)
{
pPhyModifier->ReleaseInterface(I_PHYINTERFACE, pPhyExport);
LOG.Write("\nWARNING - Unable to get physique context export.\nFailed with node %s.", pMaxNode->GetName());
return 0;
}
// Convert to rigid for time independent vertex assignment
// Allow blending to export multi-link assignments
pPhyObjExport->ConvertToRigid(true);
pPhyObjExport->AllowBlending(true);
// Build deformable vertex list
bool bOK = true;
int nBlendedCount = 0, nBlendedRigidCount = 0, nFloatingCount = 0;
for(nCount = 0; nCount < pPhyObjExport->GetNumberVertices(); nCount++)
{
IPhyVertexExport *pPhyVertExport;
IPhyBlendedRigidVertex *pPhyBRVertexExport;
IPhyRigidVertex *pPhyRigidVertexExport;
IPhyFloatingVertex *pPhyFloatingVertex;
pPhyVertExport = pPhyObjExport->GetVertexInterface(nCount);
CBlendedVertex blendedVertex;
float fTotalWeight = 0.0f;
bool bFloatingBones = false;
// Floating Vertex
pPhyFloatingVertex = pPhyObjExport->GetFloatingVertexInterface(nCount);
if(pPhyFloatingVertex)
{
bFloatingBones = true;
CVector3 v3OffsetVector;
float fWeight;
// More than one bone
int nNumVtxBones = pPhyFloatingVertex->GetNumberNodes();
// LOG.Write("\n%u - Floating, with %u bones", nCount, nNumVtxBones);
for(nBoneCount = 0; nBoneCount < nNumVtxBones; nBoneCount++)
{
int nIndex = GetBoneIndex(vecMaxBones, pPhyFloatingVertex->GetNode(nBoneCount));
if(nIndex == -1)
{
LOG.Write("\nWARNING - Unable to get bone index (%s)", pPhyFloatingVertex->GetNode(nBoneCount)->GetName());
bOK = false;
break;
}
float fTotal;
v3OffsetVector = Point3ToVector3(pPhyFloatingVertex->GetOffsetVector(nBoneCount));
fWeight = pPhyFloatingVertex->GetWeight(nBoneCount, fTotal);
fTotalWeight += fWeight;//fTotal;
//fWeight = fTotal;
// LOG.Write("\n Weight = %f (%s)", fWeight, pPhyFloatingVertex->GetNode(nBoneCount)->GetName());
blendedVertex.AddLink(v3OffsetVector, nIndex, fWeight);
}
// LOG.Write("\n Total = %f", fTotalWeight);
if(!ARE_EQUAL(fTotalWeight, 1.0f))
{
LOG.Write("\n WARNING - Vertex %u has total weights %f", nCount, fTotalWeight);
}
nFloatingCount++;
pPhyObjExport->ReleaseVertexInterface(pPhyFloatingVertex);
}
if(pPhyVertExport)
{
if(pPhyVertExport->GetVertexType() & BLENDED_TYPE)
{
CVector3 v3OffsetVector;
float fWeight;
// More than one bone
pPhyBRVertexExport = (IPhyBlendedRigidVertex *)pPhyVertExport;
int nNumVtxBones = pPhyBRVertexExport->GetNumberNodes();
// LOG.Write("\n%u - Blended, with %u bones", nCount, nNumVtxBones);
for(nBoneCount = 0; nBoneCount < nNumVtxBones; nBoneCount++)
{
int nIndex = GetBoneIndex(vecMaxBones, pPhyBRVertexExport->GetNode(nBoneCount));
if(nIndex == -1)
{
LOG.Write("\nWARNING - Unable to get bone index (%s)", pPhyBRVertexExport->GetNode(nBoneCount)->GetName());
bOK = false;
break;
}
v3OffsetVector = Point3ToVector3(pPhyBRVertexExport->GetOffsetVector(nBoneCount));
fWeight = pPhyBRVertexExport->GetWeight(nBoneCount);
fTotalWeight += fWeight;
// LOG.Write("\n Weight = %f (%s)", fWeight, pPhyBRVertexExport->GetNode(nBoneCount)->GetName());
blendedVertex.AddLink(v3OffsetVector, nIndex, fWeight);
}
// LOG.Write("\n Total = %f", fTotalWeight);
if(!ARE_EQUAL(fTotalWeight, 1.0f))
{
LOG.Write("\n WARNING - Vertex %u has total weights %f", nCount, fTotalWeight);
}
nBlendedCount++;
}
else
{
CVector3 v3OffsetVector;
float fWeight;
// Single bone
pPhyRigidVertexExport = (IPhyRigidVertex *)pPhyVertExport;
int nIndex = GetBoneIndex(vecMaxBones, pPhyRigidVertexExport->GetNode());
if(nIndex == -1)
{
LOG.Write("\nWARNING - Unable to get bone index (%s)", pPhyRigidVertexExport->GetNode()->GetName());
bOK = false;
break;
}
v3OffsetVector = Point3ToVector3(pPhyRigidVertexExport->GetOffsetVector());
fWeight = 1.0f;
fTotalWeight = 1.0f;
// LOG.Write("\n%u - Rigid (%s)", nCount, pPhyRigidVertexExport->GetNode()->GetName());
blendedVertex.AddLink(v3OffsetVector, nIndex, fWeight);
nBlendedRigidCount++;
}
pPhyObjExport->ReleaseVertexInterface(pPhyVertExport);
}
for(int i = 0; i < blendedVertex.GetNumLinks(); i++)
{
// Normalize
blendedVertex.SetWeight(i, blendedVertex.GetWeight(i) / fTotalWeight);
}
vecBlendedVertices.push_back(blendedVertex);
}
pPhyExport->ReleaseContextInterface(pPhyObjExport);
pPhyModifier->ReleaseInterface(I_PHYINTERFACE, pPhyExport);
if(!bOK)
{
vecMaxBones.clear();
vecBoneNames.clear();
vecBlendedVertices.clear();
}
else
{
LOG.Write("\nPhysique: %u bones, %u vertices (%u rigid, %u rigidblended, %u floating)",
vecBoneNames.size(),
vecBlendedVertices.size(),
nBlendedRigidCount,
nBlendedCount,
nFloatingCount);
}
return vecMaxBones.size();
}
//-----------------------------------------------------------------------------
BOOL CExporter::Capture()
{
VERIFY (m_Style!=eExportUndef);
Modifier* pPhysique;
IPhysiqueExport* pExport;
IPhyContextExport* pContext;
Object* pObject;
Matrix3 matMesh;
Matrix3 matZero;
if (!m_MeshNode){
ERR("Select mesh and try again.");
m_bHasError=TRUE;
return FALSE;
}
pObject = m_MeshNode->GetObjectRef();
if (!IsExportableMesh(m_MeshNode,pObject)){
ERR("Can't receive node references.");
m_bHasError=TRUE;
return FALSE;
}
// Get export interface
pPhysique = FindPhysiqueModifier(m_MeshNode);
if (!pPhysique){
ERR("Can't find Physique modifier.");
m_bHasError=TRUE;
return FALSE;
}
pExport = (IPhysiqueExport *)pPhysique->GetInterface(I_PHYINTERFACE);
if (!pExport){
ERR("Can't find Physique interface.");
m_bHasError=TRUE;
return FALSE;
}
// Get mesh initial transform (used to mult by the bone matrices)
int rval = CGINTM(m_MeshNode,pExport->GetInitNodeTM(m_MeshNode, matMesh));
matZero.Zero();
if (rval || matMesh.Equals(matZero, 0.0)){
ERR("Old CS version. Can't export mesh");
matMesh.IdentityMatrix();
}
// Add hierrarhy parts that has no effect on vertices,
// but required for hierrarhy stability
if (eExportMotion==m_Style){
if (m_AllBones.empty()){
ERR("Invalid skin object. Bone not found.");
return FALSE;
}
EConsole.ProgressStart((float)m_AllBones.size(),"..Capturing bones");
for (DWORD i=0; i<m_AllBones.size(); i++){
AddBone(m_AllBones[i], matMesh, pExport);
EConsole.ProgressInc();
}
EConsole.ProgressEnd();
}
bool bRes = TRUE;
if (eExportSkin==m_Style){
// For a given Object's INode get a
// ModContext Interface from the Physique Export Interface:
pContext = (IPhyContextExport *)pExport->GetContextInterface(m_MeshNode);
if (!pContext){
ERR("Can't find Physique context interface.");
return FALSE;
}
// convert to rigid with blending
pContext->ConvertToRigid(TRUE);
pContext->AllowBlending (TRUE);
// process vertices
int numVertices = pContext->GetNumberVertices();
EConsole.ProgressStart(float(numVertices),"..Capturing vertices");
for (int iVertex = 0; iVertex < numVertices; iVertex++ ){
IPhyVertexExport *pVertexExport = (IPhyVertexExport *)pContext->GetVertexInterface(iVertex);
R_ASSERT(pVertexExport);
// What kind of vertices are these?
int iVertexType = pVertexExport->GetVertexType();
IPhyRigidVertex* pRigidVertex=(IPhyRigidVertex*)pContext->GetVertexInterface(iVertex);
R_ASSERT (pRigidVertex);
switch (iVertexType){
case RIGID_TYPE:{
INode* node = pRigidVertex->GetNode();
R_ASSERT (node);
LPCSTR nm = node->GetName();
// get bone and create vertex
CVertexDef* pVertex = AddVertex();
int boneId = AddBone(node,matMesh,pExport);
if(BONE_NONE==boneId){
ERR ("Invalid bone: ",node->GetName());
bRes = FALSE;
}else pVertex->Append (boneId,1.f);
}break;
case RIGID_BLENDED_TYPE:{
IPhyBlendedRigidVertex* pBlendedRigidVertex=(IPhyBlendedRigidVertex*)pRigidVertex;
int cnt = pBlendedRigidVertex->GetNumberNodes();
CVertexDef* pVertex = AddVertex();
for (int i=0; i<cnt; i++){
INode* node = pBlendedRigidVertex->GetNode(i);
R_ASSERT (node);
LPCSTR nm = node->GetName();
// get bone and create vertex
int boneId = AddBone(node,matMesh,pExport);
if(BONE_NONE==boneId){
ERR ("Invalid bone: ",node->GetName());
bRes = FALSE;
}else pVertex->Append(boneId,pBlendedRigidVertex->GetWeight(i));
}
}break;
}
// release vertex
pContext->ReleaseVertexInterface( pRigidVertex );
EConsole.ProgressInc();
if (!bRes) break;
}
EConsole.ProgressEnd();
if (!bRes) return FALSE;
static int remap[3];
if (U.m_SkinFlipFaces){
remap[0] = 0;
remap[1] = 1;
remap[2] = 2;
}else{
remap[0] = 0;
remap[1] = 2;
remap[2] = 1;
}
// Process mesh
// Get object from node. Abort if no object.
Log("..Transforming mesh");
BOOL bDeleteTriObject;
R_ASSERT (pObject);
TriObject * pTriObject = GetTriObjectFromObjRef(pObject, &bDeleteTriObject);
if (!pTriObject){
ERR("Can't create tri object.");
return FALSE;
}
Mesh& M = pTriObject->mesh;
// Vertices
{
// check match with
int iNumVert = M.getNumVerts();
if (!(iNumVert==numVertices && iNumVert==m_Vertices.size()))
{
ERR("Non attached vertices found.");
if (bDeleteTriObject) delete(pTriObject);
return FALSE;
}
// transform vertices
for (int i=0; i<iNumVert; i++){
Point3 P = M.getVert(i);
Point3 T = matMesh.PointTransform(P);
T *= m_fGlobalScale;
m_Vertices[i]->SetPosition(T);
}
}
Log("..Parsing materials");
// Parse Materials
m_MtlMain = m_MeshNode->GetMtl();
R_ASSERT(m_MtlMain);
DWORD cSubMaterials=m_MtlMain->NumSubMtls();
if (cSubMaterials < 1) {
// Count the material itself as a submaterial.
cSubMaterials = 1;
}
// build normals
M.buildRenderNormals();
Log("..Converting vertices");
// our Faces and Vertices
{
for (int i=0; i<M.getNumFaces(); i++){
Face* gF = M.faces + i;
TVFace* tF = M.tvFace + i;
int m_id = gF->getMatID();
if (cSubMaterials == 1){
m_id = 0;
}else{
// SDK recommends mod'ing the material ID by the valid # of materials,
// as sometimes a material number that's too high is returned.
m_id %= cSubMaterials;
}
st_FACE* nF = xr_new<st_FACE>();
nF->m_id = m_id;
nF->sm_group = gF->getSmGroup();
for (int VVV=0; VVV<3; VVV++){
int vert_id = gF->v[remap[VVV]];
CVertexDef &D = *(m_Vertices[vert_id]);
Point3 &UV = M.tVerts[tF->t[remap[VVV]]];
st_VERT v;
v.Set (D);
v.P.set (D.P);
v.SetUV (UV.x,1-UV.y);
// v.sm_group = U.m_SkinSuppressSmoothGroup?0:gF->getSmGroup(); // smooth group
nF->v[VVV] = AddVert(v);
}
m_ExpFaces.push_back(nF);
}
}
if (bDeleteTriObject) delete(pTriObject);
}
UpdateParenting();
return bRes;
};
// --[ Method ]---------------------------------------------------------------
//
// - Class : CStravaganzaMaxTools
//
// - prototype : bool AddNodeBones(std::vector<INode*> &vecMaxBones, INode *pMaxNode)
//
// - Purpose : Adds all bones belonging to the node to the given list.
//
// -----------------------------------------------------------------------------
bool CStravaganzaMaxTools::AddNodeBones(std::vector<INode*> &vecMaxBones, INode *pMaxNode)
{
int nCount = 0;
int nBoneCount = 0;
bool bOK = true;
Modifier *pPhyModifier = NULL; // Physique modifier
IPhysiqueExport *pPhyExport = NULL; // Physique export interface
IPhyContextExport *pPhyObjExport = NULL; // Physique object export interface
// Get Physique modifier
if(pPhyModifier = GetPhysiqueModifier(pMaxNode))
{
pPhyExport = (IPhysiqueExport *)pPhyModifier->GetInterface(I_PHYINTERFACE);
if(pPhyExport == NULL)
{
return false;
}
}
else
{
return false;
}
// Get physique object export interface
pPhyObjExport = pPhyExport->GetContextInterface(pMaxNode);
if(pPhyObjExport == NULL)
{
pPhyModifier->ReleaseInterface(I_PHYINTERFACE, pPhyExport);
return false;
}
pPhyObjExport->ConvertToRigid(true);
pPhyObjExport->AllowBlending(true);
INode *pMaxBone;
// Build bone list
LOG.Write("\nObject %s Bone List:", pMaxNode->GetName());
for(nCount = 0; nCount < pPhyObjExport->GetNumberVertices(); nCount++)
{
IPhyVertexExport *pPhyVertExport;
IPhyBlendedRigidVertex *pPhyBRVertexExport;
IPhyRigidVertex *pPhyRigidVertexExport;
IPhyFloatingVertex *pPhyFloatingVertex;
pPhyVertExport = pPhyObjExport->GetVertexInterface(nCount);
if(pPhyVertExport)
{
if(pPhyVertExport->GetVertexType() & BLENDED_TYPE)
{
pPhyBRVertexExport = (IPhyBlendedRigidVertex *)pPhyVertExport;
for(nBoneCount = 0; nBoneCount < pPhyBRVertexExport->GetNumberNodes(); nBoneCount++)
{
pMaxBone = pPhyBRVertexExport->GetNode(nBoneCount);
if(IsBoneInList(vecMaxBones, pMaxBone) == false)
{
// LOG.Write("\n %s (blended)", pMaxBone->GetName());
vecMaxBones.push_back(pMaxBone);
}
}
}
else
{
pPhyRigidVertexExport = (IPhyRigidVertex *)pPhyVertExport;
pMaxBone = pPhyRigidVertexExport->GetNode();
if(IsBoneInList(vecMaxBones, pMaxBone) == false)
{
// LOG.Write("\n %s (rigid)", pMaxBone->GetName());
vecMaxBones.push_back(pMaxBone);
}
}
pPhyObjExport->ReleaseVertexInterface(pPhyVertExport);
}
pPhyFloatingVertex = pPhyObjExport->GetFloatingVertexInterface(nCount);
if(pPhyFloatingVertex)
{
for(nBoneCount = 0; nBoneCount < pPhyFloatingVertex->GetNumberNodes(); nBoneCount++)
{
pMaxBone = pPhyFloatingVertex->GetNode(nBoneCount);
if(IsBoneInList(vecMaxBones, pMaxBone) == false)
{
// LOG.Write("\n %s (floating)", pMaxBone->GetName());
vecMaxBones.push_back(pMaxBone);
}
}
pPhyObjExport->ReleaseVertexInterface(pPhyFloatingVertex);
}
}
pPhyExport->ReleaseContextInterface(pPhyObjExport);
pPhyModifier->ReleaseInterface(I_PHYINTERFACE, pPhyExport);
return bOK;
}