static std::shared_ptr<asd::Deformer> CreateDeformer( asd::Graphics* graphics)
{
auto deformer = graphics->CreateDeformer();
asd::Matrix44 mat1, mat2;
mat1.SetTranslation(0, -0.5, 0);
mat2.SetTranslation(0, 0.5, 0);
asd::Matrix44 mat1_inv, mat2_inv;
mat1_inv = mat1.GetInverted();
asd::Matrix44::Mul(mat2_inv, mat2, mat1);
mat2_inv = mat2_inv.GetInverted();
deformer->AddBone(asd::ToAString("no1").c_str(), -1, asd::RotationOrder::ZXY, mat1);
deformer->AddBone(asd::ToAString("no2").c_str(), 0, asd::RotationOrder::ZXY, mat2);
return deformer;
}
//-----------------------------------------------------------------------------
int CExporter::AddBone(INode* pNode, Matrix3 &matMesh, IPhysiqueExport* pExport)
{
if (!Helper::IsBone(pNode,U.m_SkinAllowDummy)) return BONE_NONE;
for (BoneDefIt it=m_Bones.begin(); it!=m_Bones.end(); it++)
if ((*it)->isEqual(pNode)) return it-m_Bones.begin();
CBoneDef* pBone= xr_new<CBoneDef>(pNode);
if (pBone->SetInitTM(pExport,matMesh)){
AddBone(pBone->pBone->GetParentNode(),matMesh,pExport);
m_Bones.push_back (pBone);
return m_Bones.size()-1;
}
return BONE_NONE;
}
//-----------------------------------------------------------------------------
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;
};
void MorphByBone::fnAddBone(INode *node)
{
AddBone(node);
UpdateLocalUI();
BuildTreeList();
}
/*
====================
GatherSkin
====================
*/
void G3DSExport::GatherSkin(INode* i_node)
{
SKIN skin;
// get the name of the node
skin.name = i_node->GetName();
// get the skin interface
Modifier *modifier = GetModifier(i_node,SKIN_CLASSID);
ISkin* i_skin = (ISkin*)modifier->GetInterface(I_SKIN);
MAX_CHECK(i_skin);
// convert to the triangle type
Mesh* i_mesh = NULL;
Object* obj = i_node->EvalWorldState(mTime).obj;
if(obj && ( obj->SuperClassID() == GEOMOBJECT_CLASS_ID ))
{
if(obj->CanConvertToType(Class_ID(TRIOBJ_CLASS_ID, 0)))
{
TriObject *tri_obj = (TriObject*)obj->ConvertToType(mTime, Class_ID(TRIOBJ_CLASS_ID, 0)); MAX_CHECK(tri_obj);
i_mesh = &tri_obj->mesh;
}
}
MAX_CHECK(i_mesh&&i_mesh->getNumFaces()&&i_mesh->getNumVerts());
// get the material
skin.texture = "textures/default.tga";
Mtl* mtl = i_node->GetMtl();
if(mtl && (mtl->ClassID()==Class_ID(DMTL_CLASS_ID, 0)) && ((StdMat*)mtl)->MapEnabled(ID_DI))
{
Texmap *texmap = mtl->GetSubTexmap(ID_DI);
if(texmap && texmap->ClassID() == Class_ID(BMTEX_CLASS_ID, 0x00))
{
skin.texture = UnifySlashes(((BitmapTex *)texmap)->GetMapName());
if( !strstr( skin.texture.c_str(), mPath.c_str() ) )
{
G3DAssert("The material(%s) is error : the texture path(%s) is illegal!",mtl->GetName(), skin.texture.c_str());
}
else
{
skin.texture = strstr(skin.texture.c_str(),mPath.c_str()) + strlen(mPath.c_str());
}
}
}
// if it has uvs
int map_count = i_mesh->getNumMaps();
bool has_uvs = i_mesh->getNumTVerts() && i_mesh->tvFace;
if(!(has_uvs&&map_count)) { G3DAssert("The skin(%s) has not the uv coordinates.",skin.name.c_str()); return; }
// get the transform
Matrix3 mesh_matrix = i_node->GetObjectTM(mTime);
Matrix3 node_matrix = i_node->GetNodeTM(mTime);
Matrix3 transform = mesh_matrix * Inverse(node_matrix);
// get the points
skin.points.assign(i_mesh->verts, i_mesh->verts+i_mesh->getNumVerts());
// get the triangles
for(int i = 0; i < i_mesh->getNumFaces(); i++)
{
Face& face = i_mesh->faces[i];
TRIANGLE tri;
tri.smoothing = face.smGroup;
for(int j = 0; j < 3; j++)
{
VPTNIS v;
v.pos = transform * i_mesh->verts[face.v[j]];
// get the uv
UVVert * map_verts = i_mesh->mapVerts(1);
TVFace * map_faces = i_mesh->mapFaces(1);
v.uv = reinterpret_cast<Point2&>(map_verts[map_faces[i].t[j]]);
v.uv.y = 1 - v.uv.y;
// initialize the normal
v.normal = Point3::Origin;
// get the vertex index
v.index = face.v[j];
// get the smoothing group
v.smoothing = face.smGroup;
// set the index for the triangle
tri.index0[j] = v.index;
// reassemble the vertex list
tri.index1[j] = AddVertex(skin, v);
}
// add the triangle to the table
skin.triangles.push_back(tri);
}
// build the index map
for( int i = 0; i < skin.vertexes.size(); i++ )
{
skin.vertex_index_map[skin.vertexes[i].index].push_back(i);
}
// get the skin context data
ISkinContextData* i_skin_context_data = i_skin->GetContextInterface(i_node);
if(i_skin_context_data == NULL) { G3DAssert("The skin(%s) has not the weight.",skin.name.c_str()); return; }
// gets the initial matrix of the skinned object
Matrix3 initial_object_transform;
i_skin->GetSkinInitTM(i_node, initial_object_transform, true);
// process the points
int num_points = i_skin_context_data->GetNumPoints();
for(int i = 0; i < num_points; i++)
{
MAX_CHECK(i < skin.points.size());
VPIW viw;
// get the initial point
viw.pos = initial_object_transform * skin.points[i];
// process the weights
std::multimap< float, int > weights;
// get the number of bones that control this vertex
int num_bones = i_skin_context_data->GetNumAssignedBones(i);
if(num_bones>0)
{
for (int j = 0; j < num_bones; j++)
{
Matrix3 transform;
// get the assigned bone of the point
INode* i_bone_node = i_skin->GetBone(i_skin_context_data->GetAssignedBone(i, j));
MAX_CHECK(i_bone_node != NULL);
// get the weight of the bone
float weight = i_skin_context_data->GetBoneWeight(i, j);
// add the weight to the table
weights.insert(std::make_pair(weight, AddBone(skin,i_bone_node)));
}
}
else
{
// add the weight to the table
weights.insert(std::make_pair(1.f, AddBone(skin,i_node)));
}
// recalculate the weights
float weight0 = 0.f, weight1 = 0.f, weight2 = 0.f;
int index0 = 0, index1 = 0, index2 = 0;
std::multimap< float, int >::iterator it = weights.end();
it--;
weight0 = it->first;
index0 = it->second;
if(it != weights.begin())
{
it--;
weight1 = it->first;
index1 = it->second;
if(it != weights.begin())
{
it--;
weight2 = it->first;
index2 = it->second;
}
}
float sum_weights = weight0 + weight1 + weight2;
// store the skin weights
viw.weight[0] = weight0/sum_weights;
viw.index[0] = index0;
viw.weight[1] = weight1/sum_weights;
viw.index[1] = index1;
viw.weight[2] = weight2/sum_weights;
viw.index[2] = index2;
skin.weights.push_back(viw);
}
// get the initial transforms
skin.transforms.resize(skin.bones.size());
for(int i = 0; i < skin.bones.size(); i++)
{
INode* node = skin.bones[i];
Matrix3 mat;
if (SKIN_INVALID_NODE_PTR == i_skin->GetBoneInitTM( node, mat ))
{
if (SKIN_INVALID_NODE_PTR == i_skin->GetSkinInitTM( node, mat ))
{
mat.IdentityMatrix();
}
}
skin.transforms[i] = Inverse(mat);
}
// there is a 75 bone limit for each skinned object.
if(skin.bones.size()>75)
{
G3DAssert("There are more %d bones in the skin(%s).",skin.bones.size(), i_node->GetName());
return;
}
// reset the skin vertex position
for(int i = 0; i < skin.vertexes.size(); i++)
{
VPTNIS& v0 = skin.vertexes[i];
VPIW& v1 = skin.weights[v0.index];
v0.pos = v1.pos;
}
// build the normal space
BuildNormal(skin);
// calculate the bounding box
skin.box.Init();
for(int i = 0; i < skin.vertexes.size(); i++)
{
Point3 pt = node_matrix * skin.vertexes[i].pos;
skin.box += pt;
}
// add the skin to the table
mSkins.push_back(skin);
}
