Matrix3 FormationBhvr::GetFollowerMatrix(TimeValue t,int which)
{
//we are using 4 Point3's to represent the matrix..
Point3 point;
Matrix3 matrix;
pblock->GetValue(follower_matrix1, 0,point,FOREVER,which);
matrix.SetRow(0,point);
pblock->GetValue(follower_matrix2, 0,point,FOREVER,which);
matrix.SetRow(1,point);
pblock->GetValue(follower_matrix3, 0,point,FOREVER,which);
matrix.SetRow(2,point);
pblock->GetValue(follower_matrix4, 0,point,FOREVER,which);
matrix.SetRow(3,point);
matrix.ValidateFlags();
return matrix;
//Note that when this code was written that the Matrix3 paramblock
//parameter wasn't working correctly in R4 at the time this was written.
/*
if(which<0||which>=GetFollowerCount(t))
return NULL;
Matrix3 mat;
pblock->GetValue(follower_matrix,t,mat,FOREVER,which);
return mat;
*/
}
static void UnwrapMatrixFromNormal(Point3& normal, Matrix3& mat)
{
Point3 vx;
vx.z = .0f;
vx.x = -normal.y;
vx.y = normal.x;
if ( vx.x == .0f && vx.y == .0f ) {
vx.x = 1.0f;
}
mat.SetRow(0,vx);
mat.SetRow(1,normal^vx);
mat.SetRow(2,normal);
mat.SetTrans(Point3(0,0,0));
mat.NoScale();
}
Void SoftBody::_UpdatePose()
{
if ( !(m_hPose.bIsFrame) )
return;
// Update COM
m_hPose.vCenterOfMass = _ComputeCenterOfMass();
// Update Rotation & Scaling
const Node * pNode;
UInt iNodeIndex;
Vector3 vTmpRow, vWeigthedDelta;
Matrix3 matRotScale;
matRotScale.MakeNull();
matRotScale.m00 = SCALAR_EPSILON;
matRotScale.m11 = SCALAR_EPSILON * 2.0f;
matRotScale.m22 = SCALAR_EPSILON * 3.0f;
EnumNodes();
pNode = EnumNextNode();
while( pNode != NULL ) {
iNodeIndex = pNode->GetIndex();
const Vector3 & vDelta = m_hPose.arrDeltas[iNodeIndex];
vWeigthedDelta = ( (pNode->Position - m_hPose.vCenterOfMass) * m_hPose.arrWeights[iNodeIndex] );
matRotScale.GetRow( vTmpRow, 0 );
matRotScale.SetRow( 0, vTmpRow + (vDelta * vWeigthedDelta.X) );
matRotScale.GetRow( vTmpRow, 1 );
matRotScale.SetRow( 1, vTmpRow + (vDelta * vWeigthedDelta.Y) );
matRotScale.GetRow( vTmpRow, 2 );
matRotScale.SetRow( 2, vTmpRow + (vDelta * vWeigthedDelta.Z) );
pNode = EnumNextNode();
}
Matrix3 matRot, matScale;
matRotScale.PolarDecomposition( matRot, matScale );
m_hPose.matRotation = matRot;
m_hPose.matScaling = ( m_hPose.matBaseScaling * matScale );
if ( m_fMaxVolumeRatio > 1.0f ) {
Scalar fInvDet = Clamp<Scalar>( MathFn->Invert( m_hPose.matScaling.Determinant() ),
1.0f, m_fMaxVolumeRatio );
m_hPose.matScaling *= fInvDet;
}
}
void
TrackMouseCallBack::draw_marker(ViewExp& vpt, Point3 p, Point3 norm)
{
return; // sorry, this doesn't work yet - I'll post it later
// set GW tm to orientation specified by norm and draw a circle
Matrix3 tm;
Point3 zdir, ydir, xdir;
// compute the direction of the z axis to be.
// the positive z axis points AWAY from the target.
zdir = Normalize(norm);
// compute direction of the X axis before roll.
xdir = Normalize(CrossProd(zdir.x > 0 ? Point3(0, 0, 1) : Point3(0, 0, -1), zdir));
// compute direction of the Y axis before roll.
ydir = Normalize(CrossProd(zdir, xdir));
tm.SetRow(0, xdir);
tm.SetRow(1, ydir);
tm.SetRow(2, zdir);
vpt.getGW()->setTransform(tm);
vpt.getGW()->setColor(LINE_COLOR, MARKER_COLOR);
vpt.getGW()->marker(&p, CIRCLE_MRKR);
}
void RemovePivotScale(INode* node)
{
const TimeValue t = ccMaxWorld::MaxTime();
Matrix3 nodeTM = node->GetNodeTM(t);
Point3 pos = nodeTM.GetRow(3);
Matrix3 objectTM = node->GetObjectTM(t);
nodeTM = objectTM;
nodeTM.SetRow(3, pos);
Matrix3 pv = objectTM * Inverse(nodeTM);
node->SetNodeTM(t, nodeTM);
node->SetObjOffsetPos(pv.GetTrans());
node->SetObjOffsetRot(IdentQuat());
node->SetObjOffsetScale(ScaleValue(Point3(1,1,1)));
}
//---------------------------------------------------------------------------
Matrix3 U2MaxSceneExport::UniformMatrix(Matrix3 orig_cur_mat)
{
AffineParts parts;
Matrix3 mat;
// Remove scaling from orig_cur_mat
// 1) Decompose original and get decomposition info
decomp_affine(orig_cur_mat, &parts);
// 2) construct 3x3 rotation from quaternion parts.q
parts.q.MakeMatrix(mat);
// 3) construct position row from translation parts.t
mat.SetRow(3, parts.t);
return mat;
}
void XsiExp::ExportNodeTM( INode * node, int indentLevel)
{
// dump the full matrix
Matrix3 matrix = node->GetNodeTM(GetStaticFrame());
TSTR indent = GetIndent(indentLevel);
fprintf(pStream,"%s\t%s {\n\n", indent.data(), "FrameTransformMatrix");
Object * obj = node->EvalWorldState(0).obj;
BOOL isBone = obj && obj->ClassID() == Class_ID(BONE_CLASS_ID, 0) ? TRUE : FALSE;
if (node->GetParentNode() && node->GetParentNode()->IsRootNode())
{
// bone chains get grafted into the hierarchy tree
//
if (!isBone)
{
// root mesh
oTopMatrix = matrix;
AffineParts ap;
decomp_affine( matrix, &ap);
topMatrix.Set( Point3( ap.k.x,0.0f,0.0f), Point3( 0.0f,ap.k.z,0.0f), Point3(0.0f,0.0f,ap.k.y), Point3(0,0,0));
// root transform is controlled by the engine
matrix.IdentityMatrix();
}
}
else
{
matrix = matrix * Inverse(node->GetParentTM(GetStaticFrame()));
if (!isBone)
{
matrix.SetRow( 3, topMatrix * matrix.GetRow(3));
}
}
// write the matrix values
DumpMatrix3( &matrix, indentLevel+2);
// transform close brace
fprintf(pStream,"%s\t}\n", indent.data());
}
//tm the mirror tm
void CopyBuffer::PasteToBuffer(MorphByBone *mod, MorphByBoneData *targ, Matrix3 mirrorTM, float threshold, BOOL flipTM)
{
if (copyData == NULL) return;
if (copyData->morphTargets.Count() == 0) return;
if (targ == NULL) return;
//delete any existing morphs
for (int i = 0; i < targ->morphTargets.Count(); i++)
delete targ->morphTargets[i];
targ->morphTargets.ZeroCount();
int realCount= 0;
for (int i = 0; i < copyData->morphTargets.Count(); i++)
{
if (!copyData->morphTargets[i]->IsDead()) realCount++;
}
targ->morphTargets.SetCount(realCount);
for (int i = 0; i < mod->localDataList.Count(); i++)
{
MorphByBoneLocalData *ld = mod->localDataList[i];
if (ld)
{
ld->tempPoints = ld->preDeform;
ld->tempMatchList.SetCount(ld->tempPoints.Count());
for (int j = 0; j < ld->preDeform.Count(); j++)
{
Matrix3 tm(1);
//need to put our original points
ld->tempPoints[j] = ld->tempPoints[j] * mirrorTM;
ld->tempMatchList[j] = -1;
}
}
}
//now find closest pairs
for (int i = 0; i < mod->localDataList.Count(); i++)
{
MorphByBoneLocalData *ld = mod->localDataList[i];
if (ld)
{
for (int j = 0; j < ld->tempPoints.Count(); j++)
{
Point3 sourcePoint = ld->preDeform[j];
float closest = 3.4e+38;
int closestID = -1;
for (int k = 0; k < ld->tempPoints.Count(); k++)
{
Point3 mirrorPoint = ld->tempPoints[k];
float dist = Length(sourcePoint-mirrorPoint);
if ((dist < threshold) && (dist < closest))
{
closest = dist;
closestID = k;
}
}
if (closestID != -1)
ld->tempMatchList[closestID] = j;
}
}
}
//create a blank set of morphs
int currentMorph = 0;
for (int i = 0; i < copyData->morphTargets.Count(); i++)
{
if (!copyData->morphTargets[i]->IsDead())
{
targ->morphTargets[currentMorph] = new MorphTargets();
int currentVert=0;
for (int j = 0; j < mod->localDataList.Count(); j++)
{
targ->morphTargets[currentMorph]->d.SetCount(mod->localDataList[j]->preDeform.Count());
for (int k =0; k < mod->localDataList[j]->preDeform.Count(); k++)
{
targ->morphTargets[currentMorph]->d[currentVert].vertexID = k;
targ->morphTargets[currentMorph]->d[currentVert].vec = Point3(0.0f,0.0f,0.0f);
targ->morphTargets[currentMorph]->d[currentVert].vecParentSpace = Point3(0.0f,0.0f,0.0f);
targ->morphTargets[currentMorph]->d[currentVert].originalPt = mod->localDataList[j]->preDeform[k];//*tm;
targ->morphTargets[currentMorph]->d[currentVert].localOwner = j;
currentVert++;
}
}
currentMorph++;
}
}
//this only works if it is not instanced
//loop through morphs
currentMorph = 0;
for (int i = 0; i < copyData->morphTargets.Count(); i++)
{
if (!copyData->morphTargets[i]->IsDead())
{
//loop through points
for (int j = 0; j <targ->morphTargets[currentMorph]->d.Count(); j++)
{
//get the mirror index if there is one
int ldIndex = targ->morphTargets[currentMorph]->d[j].localOwner;
MorphByBoneLocalData *ld = mod->localDataList[ldIndex];
Matrix3 boneTM = copyData->currentBoneNodeTM;
Matrix3 parentTM = copyData->parentBoneNodeCurrentTM;
Matrix3 mirror = Inverse(ld->selfNodeTM) * mirrorTM * ld->selfNodeTM;
Matrix3 mirrorBoneTM = targ->currentBoneNodeTM;
Matrix3 mirrorParentTM = targ->parentBoneNodeCurrentTM;
Matrix3 lTM, pTM;
lTM = boneTM * mirror * Inverse(mirrorBoneTM);
pTM = parentTM * mirror * Inverse(mirrorParentTM);
if (ld)
{
int mirrorID = targ->morphTargets[currentMorph]->d[j].vertexID;
int sourceID = ld->tempMatchList[mirrorID];
//now look though our list and swap the 2
if (sourceID != -1)
{
////transform the vec into local space, flip them, then back into bone space
// targ->morphTargets[i]->d[j].vec = VectorTransform(copyData->morphTargts[i]->d[sourceID].vec,mirrorTM);
if (1)//(flipTM)
{
Point3 vec = copyData->morphTargets[i]->d[sourceID].vec; // in local bone space
targ->morphTargets[currentMorph]->d[j].vec = VectorTransform(lTM,vec);
vec = copyData->morphTargets[i]->d[sourceID].vecParentSpace; // in local bone space
targ->morphTargets[currentMorph]->d[j].vecParentSpace = VectorTransform(pTM,vec);
//current bone tm
//current parent tm
//invserse of the self
//mirror
//self tm
//inverse of mirror bone
//inverse of mirror parent bone
}
else
{
targ->morphTargets[currentMorph]->d[j].vec = copyData->morphTargets[i]->d[sourceID].vec;
targ->morphTargets[currentMorph]->d[j].vecParentSpace = copyData->morphTargets[i]->d[sourceID].vecParentSpace;
}
// Point3 pvec = copyData->morphTargets[i]->d[sourceID].vecParentSpace;
// Matrix3 selfTM = ld->selfNodeTM;
// Matrix3 parentTM = copyData->parentBoneNodeCurrentTM;
// Matrix3 tm = parentTM * Inverse(selfTM) * mirrorTM * selfTM * Inverse(parentTM);
// pvec = VectorTransform(tm,pvec);
//do we need to flip the vecs?
targ->morphTargets[currentMorph]->d[j].originalPt = copyData->morphTargets[i]->d[sourceID].originalPt * mirrorTM;
}
}
}
//resolve tms
if (flipTM)
{
MorphByBoneLocalData *ld = mod->localDataList[0];
Matrix3 mirror = Inverse(ld->selfNodeTM) * mirrorTM * ld->selfNodeTM;
//mirror the initial copy node tm
Matrix3 copyTM = copyData->currentBoneNodeTM;
copyTM *= mirror;
copyTM.SetRow(3,targ->currentBoneNodeTM.GetRow(3));
// targ->morphTargets[currentMorph]->boneTMInParentSpace = copyTM * ;
//put our current targ node tm into the copyTM space
Matrix3 targTM = targ->currentBoneNodeTM;
targTM *= Inverse(copyTM);
//put the morph tm in worldspace
Matrix3 morphTM = copyData->morphTargets[i]->boneTMInParentSpace * copyData->parentBoneNodeCurrentTM;
//mirror it
// morphTM *= mirror;
// morphTM.SetRow(3,targ->currentBoneNodeTM.GetRow(3));
//now animate it back to world using the morph target tm
targTM *= morphTM;
//jam it back into our parent space
targTM *= Inverse(targ->currentBoneNodeTM);
targ->morphTargets[currentMorph]->boneTMInParentSpace = targTM;
}
else targ->morphTargets[currentMorph]->boneTMInParentSpace = copyData->morphTargets[i]->boneTMInParentSpace;
//puts it in world space
/*
morphTM = copyData->morphTargets[i]->boneTMInParentSpace * copyData->parentBoneNodeCurrentTM;
morphTM.SetRow(3,targ->currentBoneNodeTM.GetRow(3));
morphTM = morphTM * mirror;
morphTM = morphTM * Inverse(targ->parentBoneNodeCurrentTM);
targ->morphTargets[currentMorph]->boneTMInParentSpace = morphTM;
*/
/*
//mirror all the morph tms
MorphByBoneLocalData *ld = mod->localDataList[0];
Matrix3 mirror = Inverse(ld->selfNodeTM) * mirrorTM * ld->selfNodeTM;
Matrix3 ptm = copyData->parentBoneNodeCurrentTM;
Matrix3 mtm = copyData->morphTargets[i]->boneTMInParentSpace;
Matrix3 morphWorldSpaceTM = mtm * ptm *mirror;
morphWorldSpaceTM.SetRow(3,targ->currentBoneNodeTM.GetRow(3));
//link the target bone initial to the mirrored initial copy node tm
//remcompute the mirror tms
//but pack into our targ space
if (flipTM)
{
MorphByBoneLocalData *ld = mod->localDataList[0];
Matrix3 mirror = Inverse(ld->selfNodeTM) * mirrorTM * ld->selfNodeTM;
//transform the tm into local space
//flip it thenback in parent space
Matrix3 mtm = copyData->morphTargets[i]->boneTMInParentSpace;
mtm = mtm * copyData->parentBoneNodeCurrentTM; //this puts in world space
Point3 x,y,z;
x = VectorTransform(mirror,mtm.GetRow(0));
y = VectorTransform(mirror,mtm.GetRow(1));
z = VectorTransform(mirror,mtm.GetRow(2));
mtm.SetRow(0,x);
mtm.SetRow(1,y);
mtm.SetRow(2,z);
mtm = mtm * Inverse(copyData->parentBoneNodeCurrentTM);
mtm.SetRow(3,copyData->morphTargets[i]->boneTMInParentSpace.GetRow(3));
//put in world space, then by the mirror then back into parent
targ->morphTargets[currentMorph]->boneTMInParentSpace = copyData->morphTargets[i]->boneTMInParentSpace;
}
else targ->morphTargets[currentMorph]->boneTMInParentSpace = copyData->morphTargets[i]->boneTMInParentSpace;
*/
targ->morphTargets[currentMorph]->influenceAngle = copyData->morphTargets[i]->influenceAngle;
targ->morphTargets[currentMorph]->falloff = copyData->morphTargets[i]->falloff;
targ->morphTargets[currentMorph]->name = copyData->morphTargets[i]->name;
targ->morphTargets[currentMorph]->treeHWND = NULL;
targ->morphTargets[currentMorph]->weight = copyData->morphTargets[i]->weight;
targ->morphTargets[currentMorph]->flags = copyData->morphTargets[i]->flags;
currentMorph++;
}
}
//clean up temp data
for (int i = 0; i < mod->localDataList.Count(); i++)
{
MorphByBoneLocalData *ld = mod->localDataList[i];
if (ld)
{
ld->tempPoints.Resize(0);
ld->tempMatchList.Resize(0);
}
}
}
Void SoftBody::_SetupPose( Bool bIsVolume, Bool bIsFrame )
{
const Node * pNode;
UInt iNodeIndex;
// Update links
EnumLinks();
Link * pLink = EnumNextLink();
while( pLink != NULL ) {
pLink->UpdateConstants();
pLink = EnumNextLink();
}
// Compute total mass
Scalar fTotalMass = _ComputeMass();
Scalar fMassK = fTotalMass * 1000.0f * (Scalar)( GetNodeCount() );
EnumNodes();
pNode = EnumNextNode();
while( pNode != NULL ) {
if ( pNode->InvMass == 0.0f )
fTotalMass += fMassK;
pNode = EnumNextNode();
}
Scalar fInvTotalMass = MathFn->Invert( fTotalMass );
// Flags
m_hPose.bIsVolume = bIsVolume;
m_hPose.bIsFrame = bIsFrame;
// Weights
m_hPose.arrWeights.Clear();
EnumNodes();
pNode = EnumNextNode();
while( pNode != NULL ) {
if ( pNode->InvMass > 0.0f )
m_hPose.arrWeights.Push( pNode->Mass * fInvTotalMass );
else
m_hPose.arrWeights.Push( fMassK * fInvTotalMass );
pNode = EnumNextNode();
}
// COM
m_hPose.vCenterOfMass = _ComputeCenterOfMass();
// Deltas
m_hPose.arrDeltas.Clear();
EnumNodes();
pNode = EnumNextNode();
while( pNode != NULL ) {
m_hPose.arrDeltas.Push( pNode->Position - m_hPose.vCenterOfMass );
pNode = EnumNextNode();
}
// Volume
m_hPose.fVolume = ( (bIsVolume) ? _ComputeVolume() : 0.0f );
// BaseScaling
Matrix3 matBaseScaling;
matBaseScaling.MakeNull();
Vector3 vTmpRow;
EnumNodes();
pNode = EnumNextNode();
while( pNode != NULL ) {
iNodeIndex = pNode->GetIndex();
const Vector3 & vDelta = m_hPose.arrDeltas[iNodeIndex];
const Vector3 & vWeightedDelta = ( vDelta * m_hPose.arrWeights[iNodeIndex] );
matBaseScaling.GetRow( vTmpRow, 0 );
matBaseScaling.SetRow( 0, vTmpRow + (vDelta * vWeightedDelta.X) );
matBaseScaling.GetRow( vTmpRow, 1 );
matBaseScaling.SetRow( 1, vTmpRow + (vDelta * vWeightedDelta.Y) );
matBaseScaling.GetRow( vTmpRow, 2 );
matBaseScaling.SetRow( 2, vTmpRow + (vDelta * vWeightedDelta.Z) );
pNode = EnumNextNode();
}
matBaseScaling.Invert( m_hPose.matBaseScaling );
// Rotation & Scaling
m_hPose.matRotation.MakeIdentity();
m_hPose.matScaling.MakeIdentity();
}
/*
Use the shape of node to create Bullet shape for the actor. ActorNode is the main Max node.
*/
btCollisionShape* MxActor::createShape(NxActorDesc& actorDesc, ccMaxNode* node, ccMaxNode* actorNode)
{
actorDesc.localPose.IdentityMatrix();
btCollisionShape* shape = NULL;
const TimeValue t = ccMaxWorld::MaxTime();
Matrix3 nodePose = node->PhysicsNodePoseTM;
// MaxMsgBox(NULL, _T("createShape"), _T("Error"), MB_OK);
int geomType = MxUserPropUtils::GetUserPropInt(m_node, "GeometryType",1);
NxShapeType type = node->ShapeType;
//first apply manual overrides
switch (geomType)
{
case 2:
{
type = NX_SHAPE_SPHERE;
break;
}
case 3:
{
type = NX_SHAPE_BOX;
break;
}
case 4:
{
type = NX_SHAPE_CAPSULE;
break;
}
case 5:
{
type = NX_SHAPE_CONVEX;
break;
}
case 6:
{
type = NX_SHAPE_MESH;
break;
}
default:
{
}
};
actorDesc.localPose = node->PhysicsNodePoseTM * actorNode->PhysicsNodePoseTMInv;
switch (type)
{
case NX_SHAPE_SPHERE:
{
btScalar radius = node->PrimaryShapePara.Radius;
shape = new btSphereShape(radius);
break;
};
case NX_SHAPE_BOX:
{
//adjust for difference in pivot points between 3ds max and Bullet (Bullet uses the box center)
Matrix3 offset;
offset.IdentityMatrix();
offset.SetTrans(2,node->PrimaryShapePara.BoxDimension.z());
actorDesc.localPose = actorDesc.localPose * offset;
shape = new btBoxShape(node->PrimaryShapePara.BoxDimension.absolute());
break;
}
case NX_SHAPE_CAPSULE:
{
char bla[1024];
sprintf(bla,"capsule not properly supported yet, radius=%f,height=%f",node->PrimaryShapePara.Radius,node->PrimaryShapePara.Height);
MaxMsgBox(NULL, _T(bla), _T("Error"), MB_OK);
shape = new btCapsuleShape(node->PrimaryShapePara.Radius,node->PrimaryShapePara.Height);
break;
}
case NX_SHAPE_CONVEX:
{
if(m_proxyNode)
{
MaxMsgBox(NULL, _T("Error: convex shape proxy not supported (yet)"), _T("Error"), MB_OK);
//d->meshData = MxUtils::nodeToNxConvexMesh(proxyMesh);
//Matrix3 pose = nodePose * actorNode->PhysicsNodePoseTMInv;
//d->localPose = MxMathUtils::MaxMatrixToNx(pose);
}
else
{
if(node->SimpleMesh.numFaces > 255)
{
MaxMsgBox(NULL, _T("Error: number of vertices in a convex shape should be less than 256"), _T("Error"), MB_OK);
//warning/Error
} else
{
BOOL needDel = FALSE;
TriObject* tri = MxUtils::GetTriObjectFromNode(node->GetMaxNode(),0.f,needDel);
if (tri)
{
int numVerts = tri->NumPoints();
btConvexHullShape* convexHull = new btConvexHullShape();
//for center of mass computation, simplify and assume mass is at the vertices
btCompoundShape* compound = new btCompoundShape();
btSphereShape sphere(0.1);
btTransform tr;
tr.setIdentity();
btAlignedObjectArray<btScalar> masses;
btScalar childMass = actorDesc.mass/(btScalar)numVerts;
for (int i=0;i<numVerts;i++)
{
btVector3 pt(tri->GetPoint(i).x,tri->GetPoint(i).y,tri->GetPoint(i).z);
convexHull->addPoint(pt);
tr.setOrigin(pt);
compound->addChildShape(tr,&sphere);
masses.push_back(childMass);
}
btTransform principal;
btVector3 inertia;
compound->calculatePrincipalAxisTransform(&masses[0],principal,inertia);
delete compound;
btTransform principalInv = principal.inverse();
compound = new btCompoundShape();
compound->addChildShape(principalInv,convexHull);
shape = compound;
Matrix3 offset;
bullet2Max(principal,offset);
actorDesc.localPose = actorDesc.localPose * offset;
if (needDel)
delete tri;
}
}
//d->meshData = MxUtils::nodeToNxConvexMesh(node->SimpleMesh);
//Matrix3 pose = nodePose * actorNode->PhysicsNodePoseTMInv;
//d->localPose = MxMathUtils::MaxMatrixToNx(pose);
}
break;
}
case NX_SHAPE_MESH:
{
BOOL needDel = FALSE;
TriObject* tri = MxUtils::GetTriObjectFromNode(node->GetMaxNode(),0.f,needDel);
if (tri)
{
int numVerts = tri->NumPoints();
btTriangleMesh* meshInterface = new btTriangleMesh();
Mesh& mesh = tri->GetMesh();
if (mesh.getNumFaces()>0)
{
for (int i=0;i<mesh.getNumFaces();i++)
{
Point3 p0=tri->GetPoint(mesh.faces[i].v[0]);
Point3 p1=tri->GetPoint(mesh.faces[i].v[1]);
Point3 p2=tri->GetPoint(mesh.faces[i].v[2]);
meshInterface->addTriangle( btVector3(p0.x,p0.y,p0.z),btVector3(p1.x,p1.y,p1.z),btVector3(p2.x,p2.y,p2.z));
}
if (actorDesc.mass>0)
{
// MaxMsgBox(NULL, _T("btGImpactMeshShape"), _T("Error"), MB_OK);
btGImpactMeshShape* trimesh = new btGImpactMeshShape(meshInterface);
shape = trimesh;
} else
{
// MaxMsgBox(NULL, _T("btBvhTriangleMeshShape"), _T("Error"), MB_OK);
btBvhTriangleMeshShape* trimesh = new btBvhTriangleMeshShape(meshInterface,true);
shape = trimesh;
}
} else
{
MaxMsgBox(NULL, _T("Error: no faces"), _T("Error"), MB_OK);
}
if (needDel)
delete tri;
} else
{
MaxMsgBox(NULL, _T("Error: couldn't GetTriObjectFromNode"), _T("Error"), MB_OK);
}
break;
}
default:
{
MaxMsgBox(NULL, _T("unknown shape type"), _T("Error"), MB_OK);
}
};
#if 0
NxShapeDesc* pd = NULL;
NxShapeType type = node->ShapeType;
PxSimpleMesh proxyMesh;
Matrix3 nodePose = node->PhysicsNodePoseTM;
if(m_proxyNode)
{
// for proxy, using mesh
//type = NX_SHAPE_MESH;
proxyMesh.clone(node->SimpleMesh);
Point3 pos = nodePose.GetRow(3);
pos = pos + ProxyDistance;
nodePose.SetRow(3, pos);
}
if((type == NX_SHAPE_MESH) && (Interactivity != RB_STATIC))
{
type = NX_SHAPE_CONVEX;
}
//
/*
bool NeedCCDSkeleton = (Interactivity != RB_STATIC) && (MxUserPropUtils::GetUserPropBool(node->GetMaxNode(), "EnableCCD", false));
if(NeedCCDSkeleton)
{
NxPhysicsSDK* psdk = gPluginData->getPhysicsSDK();
psdk->setParameter(NX_CONTINUOUS_CD, 1);
psdk->setParameter(NX_CCD_EPSILON, 0.01f);
}
*/
// create CCD skeleton for the shape
//TODO("implement CCD skeleton creation");
PX_CCD_SKELETON ccdType = (PX_CCD_SKELETON) MxUserPropUtils::GetUserPropInt(node->GetMaxNode(), "px_shape_ccdtype", 1);
switch(type)
{
default:
if (gCurrentstream) gCurrentstream->printf("Unable to create a shape of node \"%s\", unknown shape type: %d.\n", node->GetMaxNode()->GetName(), type);
return false;
}
// load property settings and material things.
//LoadShapeProperties(*pd, node->GetMaxNode());
//CCD flag
pd->name = node->GetMaxNode()->GetName();
pd->userData = node;
//
bool isvalid = pd->isValid();
actorDesc.shapes.push_back(pd);
#endif
return shape;
}
void UnwrapMod::fnGizmoCenter()
{
//get our tm
//set the tm scale
TimeValue t = GetCOREInterface()->GetTime();
//get our selection
Box3 bounds;
bounds.Init();
//get the bounding box
Point3 pnorm(0.0f,0.0f,0.0f);
int ct = 0;
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
MeshTopoData *ld = mMeshTopoData[ldID];
Matrix3 tm = mMeshTopoData.GetNodeTM(t,ldID);
for (int k = 0; k < ld->GetNumberFaces(); k++)
{
if (ld->GetFaceSelected(k))
{
// Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
Point3 temp_point[4];
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
bounds += ld->GetGeomVert(index) * tm; //gverts.d[index].p * tm;
if (j < 4)
temp_point[j] = ld->GetGeomVert(index) * tm; //gverts.d[index].p;
}
pnorm += Normalize(temp_point[1]-temp_point[0]^temp_point[2]-temp_point[1]);
ct++;
}
}
}
if (ct == 0) return;
theHold.Begin();
SuspendAnimate();
AnimateOff();
pnorm = pnorm / (float) ct;//gfaces.Count();
//if just a primary axis set the tm;
Point3 center = bounds.Center();
// build the scale
//get our tm
Matrix3 tm(1);
tm = *fnGetGizmoTM();
Matrix3 initialTM = tm;
Point3 vec2;
vec2 = Normalize(tm.GetRow(0));
tm.SetRow(0,vec2);
vec2 = Normalize(tm.GetRow(1)) ;
tm.SetRow(1,vec2);
vec2 = Normalize(tm.GetRow(2));
tm.SetRow(2,vec2);
tm.SetRow(3,center);
Matrix3 itm = Inverse(tm);
//find our x and y scale
Box3 localBounds;
localBounds.Init();
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
MeshTopoData *ld = mMeshTopoData[ldID];
Matrix3 tm = mMeshTopoData.GetNodeTM(t,ldID);
for (int k = 0; k < ld->GetNumberFaces(); k++)
{
if (ld->GetFaceSelected(k))
{ // Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
Point3 temp_point[4];
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
Point3 p = ld->GetGeomVert(index) * tm * itm;//gverts.d[index].p * tm * itm;
localBounds += p;
// if (fabs(p.x) > xmax) xmax = fabs(p.x);
// if (fabs(p.y) > ymax) ymax = fabs(p.y);
// if (fabs(p.z) > zmax) zmax = fabs(p.z);
}
}
}
}
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == PELTMAP))
center = localBounds.Center() * tm;
else if (fnGetMapMode() == CYLINDRICALMAP)
{
Point3 zvec = initialTM.GetRow(2);
// center = center * tm;
center = localBounds.Center() * tm - (zvec * 0.5f);
}
initialTM.SetRow(3,center);
Matrix3 ptm(1), id(1);
initialTM = initialTM ;
SetXFormPacket tmpck(initialTM,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
ResumeAnimate();
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == CYLINDRICALMAP) || (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
ApplyGizmo();
theHold.Accept(GetString(IDS_MAPPING_FIT));
fnGetGizmoTM();
if (ip) ip->RedrawViews(ip->GetTime());
}
void UnwrapMod::fnAlignAndFit(int axis)
{
//get our selection
Box3 bounds;
bounds.Init();
//get the bounding box
Point3 pnorm(0.0f,0.0f,0.0f);
int ct = 0;
TimeValue t = GetCOREInterface()->GetTime();
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
MeshTopoData *ld = mMeshTopoData[ldID];
Matrix3 tm = mMeshTopoData.GetNodeTM(t,ldID);
for (int k = 0; k < ld->GetNumberFaces(); k++)
{
if (ld->GetFaceSelected(k))
{
// Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
Point3 temp_point[4];
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
bounds += ld->GetGeomVert(index) *tm;//gverts.d[index].p;
if (j < 4)
temp_point[j] = ld->GetGeomVert(index);//gverts.d[index].p;
}
pnorm += VectorTransform(Normalize(temp_point[1]-temp_point[0]^temp_point[2]-temp_point[1]),tm);
ct++;
}
}
}
if (ct == 0) return;
theHold.Begin();
SuspendAnimate();
AnimateOff();
pnorm = pnorm / (float) ct;
Matrix3 tm(1);
//if just a primary axis set the tm;
Point3 center = bounds.Center();
// build the scale
Point3 scale(bounds.Width().x ,bounds.Width().y , bounds.Width().z);
if (scale.x == 0.0f) scale.x = 1.0f;
if (scale.y == 0.0f) scale.y = 1.0f;
if (scale.z == 0.0f) scale.z = 1.0f;
if (axis == 0) // x axi
{
tm.SetRow(0,Point3(0.0f,-scale.y,0.0f));
tm.SetRow(1,Point3(0.0f,0.0f,scale.z));
tm.SetRow(2,Point3(scale.x,0.0f,0.0f));
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == PELTMAP) || (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
tm.SetRow(3,center);
else if (fnGetMapMode() == CYLINDRICALMAP)
{
center.x = bounds.pmin.x;
tm.SetRow(3,center);
}
Matrix3 ptm(1), id(1);
tm = tm ;
SetXFormPacket tmpck(tm,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
}
else if (axis == 1) // y axi
{
tm.SetRow(0,Point3(scale.x,0.0f,0.0f));
tm.SetRow(1,Point3(0.0f,0.0f,scale.z));
tm.SetRow(2,Point3(0.0f,scale.y,0.0f));
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == PELTMAP)|| (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
tm.SetRow(3,center);
else if (fnGetMapMode() == CYLINDRICALMAP)
{
center.y = bounds.pmin.y;
tm.SetRow(3,center);
}
Matrix3 ptm(1), id(1);
tm = tm;
SetXFormPacket tmpck(tm,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
}
else if (axis == 2) //z axi
{
tm.SetRow(0,Point3(scale.x,0.0f,0.0f));
tm.SetRow(1,Point3(0.0f,scale.y,0.0f));
tm.SetRow(2,Point3(0.0f,0.0f,scale.z));
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == PELTMAP)|| (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
tm.SetRow(3,center);
else if (fnGetMapMode() == CYLINDRICALMAP)
{
center.z = bounds.pmin.z;
tm.SetRow(3,center);
}
Matrix3 ptm(1), id(1);
tm = tm;
SetXFormPacket tmpck(tm,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
}
else if (axis == 3) // normal
{
int numberOfSelectionGroups = 0;
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
MeshTopoData *ld = mMeshTopoData[ldID];
if (ld->GetFaceSelection().NumberSet())
numberOfSelectionGroups++;
}
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == PELTMAP) || (numberOfSelectionGroups > 1))
{
//get our tm
Matrix3 tm;
UnwrapMatrixFromNormal(pnorm,tm);
Matrix3 itm = Inverse(tm);
//find our x and y scale
float xmax = 0.0f;
float ymax = 0.0f;
float zmax = 0.0f;
Box3 localBounds;
localBounds.Init();
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
MeshTopoData *ld = mMeshTopoData[ldID];
Matrix3 tm = mMeshTopoData.GetNodeTM(t,ldID);
for (int k = 0; k < ld->GetNumberFaces(); k++)
{
if (ld->GetFaceSelected(k))
{
// Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
Point3 temp_point[4];
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
Point3 p = ld->GetGeomVert(index) * tm * itm;//gverts.d[index].p * itm;
localBounds += p;
}
}
}
}
// center = localBounds.Center();
xmax = localBounds.pmax.x - localBounds.pmin.x;
ymax = localBounds.pmax.y - localBounds.pmin.y;
zmax = localBounds.pmax.z - localBounds.pmin.z;
if (xmax < 0.001f)
xmax = 1.0f;
if (ymax < 0.001f)
ymax = 1.0f;
if (zmax < 0.001f)
zmax = 1.0f;
Point3 vec;
vec = Normalize(tm.GetRow(0)) * xmax;
tm.SetRow(0,vec);
vec = Normalize(tm.GetRow(1)) * ymax;
tm.SetRow(1,vec);
vec = Normalize(tm.GetRow(2)) * zmax;
tm.SetRow(2,vec);
tm.SetRow(3,center);
Matrix3 ptm(1), id(1);
tm = tm ;
SetXFormPacket tmpck(tm,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
}
else if ((fnGetMapMode() == CYLINDRICALMAP) || (fnGetMapMode() == SPHERICALMAP)|| (fnGetMapMode() == BOXMAP))
{
for (int ldID = 0; ldID < mMeshTopoData.Count(); ldID++)
{
//get our first 2 rings
Tab<int> openEdges;
Tab<int> startRing;
Tab<int> endRing;
MeshTopoData *ld = mMeshTopoData[ldID];
//skip any local data that has no selections
if (ld->GetFaceSelection().NumberSet() == 0)
continue;
Matrix3 nodeTM = mMeshTopoData.GetNodeTM(t,ldID);
for (int i = 0; i < ld->GetNumberGeomEdges(); i++)//TVMaps.gePtrList.Count(); i++)
{
int numberSelectedFaces = 0;
int ct = ld->GetGeomEdgeNumberOfConnectedFaces(i);//TVMaps.gePtrList[i]->faceList.Count();
for (int j = 0; j < ct; j++)
{
int faceIndex = ld->GetGeomEdgeConnectedFace(i,j);//TVMaps.gePtrList[i]->faceList[j];
if (ld->GetFaceSelected(faceIndex))//fsel[faceIndex])
numberSelectedFaces++;
}
if (numberSelectedFaces == 1)
{
openEdges.Append(1,&i,1000);
}
}
GetOpenEdges(ld,openEdges, startRing);
GetOpenEdges(ld,openEdges, endRing);
Point3 zVec = pnorm;
Point3 centerS(0.0f,0.0f,0.0f), centerE;
if ((startRing.Count() != 0) && (endRing.Count() != 0))
{
//get the center start
Box3 BoundsS, BoundsE;
BoundsS.Init();
BoundsE.Init();
//get the center end
for (int i = 0; i < startRing.Count(); i++)
{
int eIndex = startRing[i];
int a = ld->GetGeomEdgeVert(eIndex,0);//TVMaps.gePtrList[eIndex]->a;
int b = ld->GetGeomEdgeVert(eIndex,1);//TVMaps.gePtrList[eIndex]->b;
BoundsS += ld->GetGeomVert(a) * nodeTM;//TVMaps.geomPoints[a];
BoundsS += ld->GetGeomVert(b) * nodeTM;//TVMaps.geomPoints[b];
}
for (int i = 0; i < endRing.Count(); i++)
{
int eIndex = endRing[i];
int a = ld->GetGeomEdgeVert(eIndex,0);//TVMaps.gePtrList[eIndex]->a;
int b = ld->GetGeomEdgeVert(eIndex,1);//TVMaps.gePtrList[eIndex]->b;
BoundsE += ld->GetGeomVert(a) * nodeTM;//TVMaps.geomPoints[a];
BoundsE += ld->GetGeomVert(b) * nodeTM;//TVMaps.geomPoints[b];
}
centerS = BoundsS.Center();
centerE = BoundsE.Center();
//create the vec
zVec = centerE - centerS;
}
else if ((startRing.Count() != 0) && (endRing.Count() == 0))
{
//get the center start
Box3 BoundsS;
BoundsS.Init();
//get the center end
for (int i = 0; i < startRing.Count(); i++)
{
int eIndex = startRing[i];
int a = ld->GetGeomEdgeVert(eIndex,0);//TVMaps.gePtrList[eIndex]->a;
int b = ld->GetGeomEdgeVert(eIndex,1);//TVMaps.gePtrList[eIndex]->b;
BoundsS += ld->GetGeomVert(a) * nodeTM;//TVMaps.geomPoints[a];
BoundsS += ld->GetGeomVert(b) * nodeTM;//TVMaps.geomPoints[b];
}
centerS = BoundsS.Center();
int farthestPoint= -1;
Point3 fp;
float farthestDist= 0.0f;
for (int k=0; k < ld->GetNumberFaces(); k++)
{
if (ld->GetFaceSelected(k))
{
// Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
Point3 p = ld->GetGeomVert(index)* nodeTM;//gverts.d[index].p;
float d = LengthSquared(p-centerS);
if ((d > farthestDist) || (farthestPoint == -1))
{
farthestDist = d;
farthestPoint = index;
fp = p;
}
}
}
}
centerE = fp;
//create the vec
zVec = centerE - centerS;
}
else
{
zVec = Point3(0.0f,0.0f,1.0f);
}
//get our tm
Matrix3 tm;
UnwrapMatrixFromNormal(zVec,tm);
tm.SetRow(3,centerS);
Matrix3 itm = Inverse(tm);
//find our x and y scale
float xmax = 0.0f;
float ymax = 0.0f;
float zmax = 0.0f;
Box3 localBounds;
localBounds.Init();
for (int k = 0; k < ld->GetNumberFaces(); k++)//gfaces.Count(); k++)
{
if (ld->GetFaceSelected(k))
{
// Grap the three points, xformed
int pcount = 3;
// if (gfaces[k].flags & FLAG_QUAD) pcount = 4;
pcount = ld->GetFaceDegree(k);//gfaces[k]->count;
Point3 temp_point[4];
for (int j=0; j<pcount; j++)
{
int index = ld->GetFaceGeomVert(k,j);//gfaces[k]->t[j];
Point3 p = ld->GetGeomVert(index) * nodeTM * itm;//gverts.d[index].p * itm;
localBounds += p;
}
}
}
center = localBounds.Center() * tm;
if (fnGetMapMode() == CYLINDRICALMAP)
{
if ((startRing.Count() == 0) && (endRing.Count() == 0))
{
centerS = center;
centerS.z = localBounds.pmin.z;
}
else
{
centerS = centerS * itm;
centerS.z = localBounds.pmin.z;
centerS = centerS * tm;
}
}
else if ((fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
{
centerS = center;
}
Point3 bc = localBounds.Center();
bc.z = localBounds.pmin.z;
bc = bc * tm;
xmax = localBounds.pmax.x - localBounds.pmin.x;
ymax = localBounds.pmax.y - localBounds.pmin.y;
zmax = localBounds.pmax.z - localBounds.pmin.z;
Point3 vec;
vec = Normalize(tm.GetRow(0)) * xmax;
tm.SetRow(0,vec);
vec = Normalize(tm.GetRow(1)) * ymax;
tm.SetRow(1,vec);
vec = Normalize(tm.GetRow(2)) * zmax;
tm.SetRow(2,vec);
tm.SetRow(3,centerS);
Matrix3 ptm(1), id(1);
tm = tm;
SetXFormPacket tmpck(tm,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
}
}
}
ResumeAnimate();
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == CYLINDRICALMAP) || (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
ApplyGizmo();
theHold.Accept(GetString(IDS_MAPPING_ALIGN));
fnGetGizmoTM();
if (ip) ip->RedrawViews(ip->GetTime());
}
void UnwrapMod::fnGizmoAlignToView()
{
if (ip == NULL) return;
ViewExp& vpt = ip->GetActiveViewExp();
if (!vpt.IsAlive()) return;
//get our tm
//set the tm scale
theHold.Begin();
SuspendAnimate();
AnimateOff();
TimeValue t = GetCOREInterface()->GetTime();
// Viewport tm
Matrix3 vtm;
vpt.GetAffineTM(vtm);
vtm = Inverse(vtm);
// Node tm
Matrix3 ntm(1);// = nodeList[0]->GetObjectTM(ip->GetTime());
Matrix3 destTM = vtm * Inverse(ntm);
//get our tm
Matrix3 initialTM = *fnGetGizmoTM();
Point3 center = Normalize(initialTM.GetRow(3));
initialTM.SetRow(3,center);
for (int i = 0; i < 3; i++)
{
Point3 vec = destTM.GetRow(i);
float l = Length(initialTM.GetRow(i));
vec = Normalize(vec) * l;
initialTM.SetRow(i,vec);
}
initialTM.SetRow(3,center);
Matrix3 ptm(1), id(1);
initialTM = initialTM ;
SetXFormPacket tmpck(initialTM,ptm);
tmControl->SetValue(t,&tmpck,TRUE,CTRL_RELATIVE);
ResumeAnimate();
fnGizmoFit();
if ((fnGetMapMode() == PLANARMAP) || (fnGetMapMode() == CYLINDRICALMAP) || (fnGetMapMode() == SPHERICALMAP) || (fnGetMapMode() == BOXMAP))
ApplyGizmo();
theHold.Accept(GetString(IDS_MAPPING_ALIGNTOVIEW));
fnGetGizmoTM();
if (ip) ip->RedrawViews(ip->GetTime());
}
void SGP_MaxInterface::GetTracks( int nNodeCount, INode** nodes, Track** tracks )
{
StartProgressInfo(_M("Get node track..."));
TimeValue nStartTick = GetStartTick();
TimeValue nEndTick = GetEndTick();
int nTickPerFrame = GetTickPerFrame();
int nFrameCount = 0;
for( TimeValue t = nStartTick; t <= nEndTick; t += nTickPerFrame )
nFrameCount++;
for( int i = 0; i < nNodeCount; i++ )
{
tracks[i]->vectorVisible.resize( nFrameCount );
tracks[i]->vectorTrans.resize( nFrameCount );
tracks[i]->vectorRot.resize( nFrameCount );
tracks[i]->vectorScale.resize( nFrameCount );
Matrix3 matrix = nodes[i]->GetObjTMAfterWSM ( 0 );
bool bMirror = DotProd ( CrossProd ( matrix.GetRow ( 0 ), matrix.GetRow ( 1 ) ), matrix.GetRow ( 2 ) ) < 0.0 ? true : false;
tracks[i]->bMirror = bMirror;
}
TimeValue t = nStartTick;
for( int nFrameId = 0; nFrameId < nFrameCount; nFrameId++, t += nTickPerFrame )
{
SetProgressInfo( 100.0f*nFrameId/nFrameCount );
for( int nNodeId = 0; nNodeId < nNodeCount; nNodeId++ )
{
INode* pNode = nodes[nNodeId];
Track* pTrack = tracks[nNodeId];
Matrix3 tm = pNode->GetNodeTM(t);
// The coordinate system of 3DMax9 is Right-X Up-Z Screenin-Y
// But coordinate system of SGP Engine is like D3D Right-X Up-Y Screenin-Z
// Node Transform Matrix should be swaped.
/*
If your matrix looks like this:
{ rx, ry, rz, 0 }
{ ux, uy, uz, 0 }
{ lx, ly, lz, 0 }
{ px, py, pz, 1 }
To change it from left to right or right to left, flip it like this:
{ rx, rz, ry, 0 }
{ lx, lz, ly, 0 }
{ ux, uz, uy, 0 }
{ px, pz, py, 1 }
*/
Point3 Row0 = tm.GetRow(0);
Point3 Row1 = tm.GetRow(1);
Point3 Row2 = tm.GetRow(2);
Point3 Row3 = tm.GetRow(3);
sgp::swapVariables( Row0.y, Row0.z );
sgp::swapVariables( Row1.x, Row2.x );
sgp::swapVariables( Row1.y, Row2.z );
sgp::swapVariables( Row1.z, Row2.y );
sgp::swapVariables( Row3.y, Row3.z );
tm.SetRow(0, Row0);
tm.SetRow(1, Row1);
tm.SetRow(2, Row2);
tm.SetRow(3, Row3);
Point3 trans;
Quat quat;
Point3 scale;
{
// calculate the translation component
Point3 p;
p = tm.GetTrans();
trans.x = p.x;
trans.y = p.y;
trans.z = p.z;
scale.x = tm.GetRow(0).Length();
scale.y = tm.GetRow(1).Length();
scale.z = tm.GetRow(2).Length();
tm.NoScale();
// calculate the rotation component
Quat q(tm);
if( tracks[nNodeId]->bMirror )
{
float m[4][3];
memcpy( m, &tm, sizeof(float)*4*3 );
m[0][0] *= -1;
m[1][0] *= -1;
m[2][0] *= -1;
Matrix3 mm(m);
Quat q0(mm);
q = q0;
}
quat.x = q.x;
quat.y = q.y;
quat.z = q.z;
quat.w = q.w;
}
pTrack->vectorTrans.getReference(nFrameId) = trans;
pTrack->vectorRot.getReference(nFrameId) = quat;
pTrack->vectorScale.getReference(nFrameId) = scale;
float fv = pNode->GetVisibility( t );
if( fv == 0 )
pTrack->vectorVisible.getReference(nFrameId) = false;
else
pTrack->vectorVisible.getReference(nFrameId) = true;
}
}
StopProgressInfo();
}
void Import::ApplyModifiers (dScene& scene, const MaxNodeChache& maxNodeCache)
{
dScene::Iterator iter (scene);
for (iter.Begin(); iter; iter ++) {
dScene::dTreeNode* meshNode = iter.GetNode();
dNodeInfo* info = scene.GetInfoFromNode(meshNode);
if (info->IsType(dGeometryNodeInfo::GetRttiType())) {
dScene::dTreeNode* skinModifierNode = NULL;
for (void* ptr = scene.GetFirstChild(meshNode); ptr; ptr = scene.GetNextChild(meshNode, ptr)) {
dScene::dTreeNode* node = scene.GetNodeFromLink(ptr);
dNodeInfo* info = scene.GetInfoFromNode(node);
if (info->GetTypeId() == dGeometryNodeSkinModifierInfo::GetRttiType()) {
skinModifierNode = node;
break;
}
}
if (skinModifierNode) {
//create a skin modifier and add it
Modifier* skinMod = (Modifier*) CreateInstance(OSM_CLASS_ID, SKIN_CLASSID);
ISkinImportData* iskinImport = (ISkinImportData*) skinMod->GetInterface(I_SKINIMPORTDATA);
INode* maxNode = maxNodeCache.Find(meshNode)->GetInfo();
_ASSERTE (maxNode);
IDerivedObject *derob = NULL;
Object* obj = maxNode->GetObjectRef();
if(obj->SuperClassID() != GEN_DERIVOB_CLASS_ID)
{
derob = CreateDerivedObject(obj);
maxNode->SetObjectRef(derob);
} else {
derob = (IDerivedObject*) obj;
}
derob->AddModifier(skinMod);
dGeometryNodeSkinModifierInfo* skinModifier = (dGeometryNodeSkinModifierInfo*) scene.GetInfoFromNode(skinModifierNode);
dMatrix matrix (skinModifier->m_shapeBindMatrix);
Matrix3 bindPoseMatrix;
bindPoseMatrix.SetRow (0, *((Point3*) &matrix[0]));
bindPoseMatrix.SetRow (1, *((Point3*) &matrix[1]));
bindPoseMatrix.SetRow (2, *((Point3*) &matrix[2]));
bindPoseMatrix.SetRow (3, *((Point3*) &matrix[3]));
iskinImport->SetSkinTm(maxNode, bindPoseMatrix, bindPoseMatrix);
int maxNodeCount = 0;
INode* maxNodes[1024];
for (void* ptr = scene.GetFirstChild(skinModifierNode); ptr; ptr = scene.GetNextChild(skinModifierNode, ptr)) {
dScene::dTreeNode* boneNode = scene.GetNodeFromLink(ptr);
INode* skelBone = maxNodeCache.Find(boneNode)->GetInfo();
maxNodes[maxNodeCount] = skelBone;
maxNodeCount ++;
skelBone->SetBoneNodeOnOff(TRUE, 0);
skelBone->BoneAsLine(TRUE);
skelBone->ShowBone(1);
if (iskinImport->AddBoneEx(skelBone, TRUE)) {
dSceneNodeInfo* sceneNode = (dSceneNodeInfo*) scene.GetInfoFromNode(boneNode);
dMatrix matrix (sceneNode->GetTransform());
Matrix3 bindPoseMatrix;
bindPoseMatrix.SetRow (0, *((Point3*) &matrix[0]));
bindPoseMatrix.SetRow (1, *((Point3*) &matrix[1]));
bindPoseMatrix.SetRow (2, *((Point3*) &matrix[2]));
bindPoseMatrix.SetRow (3, *((Point3*) &matrix[3]));
iskinImport->SetBoneTm(skelBone, bindPoseMatrix, bindPoseMatrix);
}
}
// must evaluate the node after adding bones
maxNode->EvalWorldState(0);
for (int i = 0; i < skinModifier->m_vertexCount; i ++) {
Tab<float> weightList;
Tab<INode*> boneNodeList;
for (int j = 0; j < 4; j ++) {
if (skinModifier->m_vertexWeights[i][j] > 1.0e-5f) {
int boneIndex = skinModifier->m_boneWeightIndex[i].m_index[j];
INode *skelBone = maxNodes[boneIndex];
_ASSERTE (skelBone);
boneNodeList.Append (1, &skelBone);
weightList.Append (1, &skinModifier->m_vertexWeights[i][j]);
}
}
iskinImport->AddWeights(maxNode, i, boneNodeList, weightList);
}
}
}
}
}
