void OrientConstRotation::GetValue(TimeValue t, void *val, Interval &valid, GetSetMethod method)
{
if (firstTimeFlag) {
Point3 trans, scaleP;
Quat quat;
Matrix3 tempMat(1);
// CAL-9/26/2002: in absolute mode the value could be un-initialized (random value).
if (method == CTRL_RELATIVE) tempMat = *(Matrix3*)val;
DecomposeMatrix(tempMat, trans, quat, scaleP);
baseRotQuatWorld = baseRotQuatLocal * quat;
baseRotQuatWorld.Normalize();
firstTimeFlag = 0;
}
if (!ivalid.InInterval(t)) {
DbgAssert(val != NULL);
Update(t);
}
valid &= ivalid;
if (method==CTRL_RELATIVE) {
Interval iv;
if (IsLocal()){ // From Update, I'm getting target_local_TM in curRot
Matrix3 *mat = (Matrix3*)val; // this is source_Parent_TM
Quat q = curRot; // this is target_local_TM
PreRotateMatrix(*mat, q); // source_world_TM = source_Parent_TM * target_local_TM
}
else { // i.e., WorldToWorld: from Update, I'm getting target_world_TM in curRot
int ct = pblock->Count(orientation_target_list);;
if (ct < 1){
Matrix3 *mat = (Matrix3*)val;
Quat q = curRot;
PreRotateMatrix(*mat, q);
}
else{
Matrix3 *mat = (Matrix3*)val; // this is source_Parent_TM
// CAL-06/24/02: preserve all components and replace with the new orientation.
AffineParts ap;
decomp_affine( *mat, &ap );
ap.q = curRot; // target world rotation
comp_affine( ap, *mat );
// CAL-06/24/02: this only preserve the translation component
// Point3 tr;
// tr = mat->GetTrans();
// mat->IdentityMatrix();
// Quat q = curRot; // this is target_world_TM
// q.MakeMatrix(*mat);
// mat->SetTrans(tr);
}
}
}
else {
*((Quat*)val) = curRot;
}
// RedrawListbox(GetCOREInterface()->GetTime());
}
Matrix3 plMaxNodeBase::GetWorldToParent(TimeValue t)
{
// This may look back-ass-ward, but that's only because it
// is. If we've got inheritance filtering on, then our localtoworld
// is no longer parentl2w * l2p, because we'll be ignoring
// some of our parent's transform. More precisely, we'll be
// clobbering parts of the product of our parent's current transform
// and our current local to parent. So we're going to calculate
// a parent to world transform here that would get us to the
// right point and orientation in space, even though it has
// little or nothing to do with our parent's real transform.
// Note that we only go through this charade if we've got
// filtering of inheritance active for this node.
plMaxNodeBase* parent = (plMaxNodeBase*)GetParentNode();
if( !GetFilterInherit() )
return parent->GetWorldToLocal(t);
// l2w = l2p * parentL2W
// l2w * parentW2L = l2p
// parentW2L = w2l * l2p
Point3 pos;
float rot[4];
ScaleValue scl;
Interval posInv;
Interval rotInv;
Interval sclInv;
Matrix3Indirect parentMatrix(parent->GetNodeTM(t));
TMComponentsArg cmpts(&pos, &posInv, rot, &rotInv, &scl, &sclInv);
GetTMController()->GetLocalTMComponents(t, cmpts, parentMatrix);
Quat q;
if( cmpts.rotRep == TMComponentsArg::RotationRep::kQuat )
q = Quat(rot);
else
EulerToQuat(rot, q, cmpts.rotRep);
Matrix3 l2p(true);
l2p.PreTranslate(pos);
PreRotateMatrix(l2p, q);
l2p.PreScale(scl.s);
PreRotateMatrix(l2p, scl.q);
Matrix3 w2l = GetWorldToLocal(t);
return w2l * l2p;
}
void SlaveRotationControl::GetValue(TimeValue t, void *val, Interval &valid, GetSetMethod method)
{
if ( (sub == NULL) || (!masterPresent) || (blockID.Count()==0))
{
Quat f;
f.Identity();
if (method == CTRL_ABSOLUTE)
{
Quat *v = ((Quat*)val);
*v = f;
return;
}
else
{
Matrix3 *v = ((Matrix3*)val);
PreRotateMatrix(*v,f);
return;
}
}
//copy keys into scratch control
if (scratchControl == NULL)
{
UpdateSlave();
}
if (master)
master->GetValue3(scratchControl,t,val,valid,blockID,subID,range,method);
}
void EulerExposeControl::GetValue(TimeValue t, void *val, Interval &valid, GetSetMethod method)
{
Update(t);
valid &= ivalid; //only for the current time
if (method==CTRL_RELATIVE)
{
Matrix3 *mat = (Matrix3*)val;
PreRotateMatrix(*mat,curVal);
}
else
*((Quat*)val) = curVal;
}
void RotationMC::GetValueLive(TimeValue t,void *val, GetSetMethod method)
{
Point3 pt = base;
for (int i=0; i<3; i++) if (bind[i]) pt[i] += DegToRad(bind[i]->Eval(t));
Quat q;
EulerToQuat(pt,q);
if (method==CTRL_ABSOLUTE) {
*((Quat*)val) = q;
} else {
Matrix3 *tm = (Matrix3*)val;
PreRotateMatrix(*tm,q);
}
}
void XsiExp::DumpMatrix3( Matrix3 * m, int indentLevel)
{
Point3 row;
TSTR indent = GetIndent(indentLevel);
// swap y and z; max to soft correction
decomp_affine( *m, &affine);
// translate
float temp = affine.t.z;
affine.t.z = -affine.t.y;
affine.t.y = temp;
// rotate
AngAxis aa( affine.q);
temp = aa.axis.z;
aa.axis.z = -aa.axis.y;
aa.axis.y = temp;
affine.q.Set(aa);
// scale
aa.Set( affine.u);
temp = aa.axis.z;
aa.axis.z = -aa.axis.y;
aa.axis.y = temp;
affine.u.Set( aa);
temp = affine.k.z;
affine.k.z = affine.k.y;
affine.k.y = temp;
Matrix3 matrix(1);
matrix.PreTranslate(affine.t);
PreRotateMatrix(matrix, affine.q);
row = matrix.GetRow(0);
fprintf(pStream,"%s %.6f,%.6f,%.6f,0.000000,\n", indent.data(), row.x, row.y, row.z);
row = matrix.GetRow(1);
fprintf(pStream,"%s %.6f,%.6f,%.6f,0.000000,\n", indent.data(), row.x, row.y, row.z);
row = matrix.GetRow(2);
fprintf(pStream,"%s %.6f,%.6f,%.6f,0.000000,\n", indent.data(), row.x, row.y, row.z);
row = matrix.GetRow(3);
fprintf(pStream,"%s %.6f,%.6f,%.6f,1.000000;;\n", indent.data(), row.x, row.y, row.z);
}
void PivotSnap::Snap(Object* pobj, IPoint2 *p, TimeValue t)
{
// This snap computes the bounding box points of a node as
// well as the pivot point
//local copy of the cursor position
Point2 fp = Point2((float)p->x, (float)p->y);
//In this snap mode we actually need to get a pointer to the node so that we
// can check for WSM's and compute the pivot point
INode *inode = theman->GetNode();
Matrix3 atm(1); //This will hold the nodes tm before WSMs
//See if this guys has any spacewarps applied
BOOL wsm = (BOOL) inode->GetProperty(PROPID_HAS_WSM);
//If it does then we'll need to get a meaningful tm as follows
if(wsm)
atm = inode->GetObjTMBeforeWSM(t);
//get the node's bounding box
Box3 box;
box.Init();
pobj->GetDeformBBox(t, box, NULL );
if(EssentiallyEmpty(box))
pobj->GetLocalBoundBox(t, inode, theman->GetVpt() , box);
//We need a hitmesh which shows the bounding box of the node
//This automatic variable gets passed to the hitmesh copy constructor
// in every case
HitMesh thehitmesh, *phitmesh;
thehitmesh.setNumVerts(8);
for(int jj = 0;jj<8;++jj)
thehitmesh.setVert(jj,box[jj]);
BOOL got_one= FALSE;
//Compute all the hit point candidates
if( GetActive(PIV_SUB))
{
got_one = FALSE;
Point3 *pivpt;
//JH 10/02/01
//DID 296059
Matrix3 tm(1);
Point3 pos = inode->GetObjOffsetPos();
tm.PreTranslate(pos);
Quat quat = inode->GetObjOffsetRot();
PreRotateMatrix(tm, quat);
ScaleValue scale = inode->GetObjOffsetScale();
ApplyScaling(tm, scale);
Matrix3 InvTm = Inverse(tm);
//JH 10/02/01
//atm contains the identity normally, or the node TM before spacewarps, when space warps are applied
//We're computing a point relative to the node TM, so in the former case the inverse of
//the object offset pos is what we want. In the latter (when the node TM is identtity, we must add
//in the node TM before WSM.
pivpt = new Point3(atm.GetTrans() + InvTm.GetTrans());
//Make a hitmesh
phitmesh = new HitMesh(thehitmesh);
//now register a hit with the osnap manager
theman->RecordHit(new OsnapHit(*pivpt, this, PIV_SUB, phitmesh));
}
if( GetActive(BBOX_SUB))
{
//set up our highlight mesh
for(int ii = 0;ii<8;++ii)
{
phitmesh = new HitMesh(thehitmesh);
theman->RecordHit(new OsnapHit(box[ii], this, BBOX_SUB, phitmesh));
}
}
};
void XsiExp::ExportMesh( INode * node, TimeValue t, int indentLevel)
{
ObjectState os = node->EvalWorldState(t);
if (!os.obj || os.obj->SuperClassID() != GEOMOBJECT_CLASS_ID)
{
return; // Safety net. This shouldn't happen.
}
BOOL needDel;
TriObject * tri = GetTriObjectFromNode(node, t, needDel);
if (!tri)
{
// no tri object
return;
}
// prepare mesh
Mesh * mesh = &tri->GetMesh();
mesh->buildNormals();
// object offset matrix; apply to verts
// swap y and z; max to soft correction
Matrix3 matrix(1);
// translate
matrix.PreTranslate( Point3( node->GetObjOffsetPos().x, node->GetObjOffsetPos().z, -node->GetObjOffsetPos().y));
// rotate
AngAxis aa( node->GetObjOffsetRot());
float temp = aa.axis.z;
aa.axis.z = -aa.axis.y;
aa.axis.y = temp;
PreRotateMatrix(matrix, Quat( aa));
// scale
ScaleValue scale = node->GetObjOffsetScale();
aa.Set( scale.q);
temp = aa.axis.z;
aa.axis.z = -aa.axis.y;
aa.axis.y = temp;
scale.q.Set( aa);
temp = scale.s.z;
scale.s.z = scale.s.y;
scale.s.y = temp;
ApplyScaling(matrix, scale);
// apply root transform
matrix = matrix * topMatrix;
// only rotation for normals
AffineParts ap;
Matrix3 rotMatrix(1);
decomp_affine( matrix, &ap);
PreRotateMatrix( rotMatrix, ap.q);
// set winding order
int vx1 = 0, vx2 = 1, vx3 = 2;
if (TMNegParity( node->GetNodeTM(GetStaticFrame())) != TMNegParity( matrix) )
{
// negative scaling; invert winding order and normal rotation
vx1 = 2; vx2 = 1; vx3 = 0;
rotMatrix = rotMatrix * Matrix3( Point3(-1,0,0), Point3(0,-1,0), Point3(0,0,-1), Point3(0,0,0));
}
// header
TSTR indent = GetIndent(indentLevel+1);
fprintf(pStream, "%s%s %s {\n",indent.data(), "Mesh", FixupName(node->GetName()));
// write number of verts
int numLoop = mesh->getNumVerts();
fprintf(pStream, "%s\t%d;\n",indent.data(), numLoop);
// write verts
for (int i = 0; i < numLoop; i++)
{
Point3 v = mesh->verts[i];
float temp = v.z;
v.z = -v.y;
v.y = temp;
v = matrix * v;
fprintf(pStream, "%s\t%.6f;%.6f;%.6f;%s\n", indent.data(), v.x, v.y, v.z,
i == numLoop - 1 ? ";\n" : ",");
}
// write number of faces
numLoop = mesh->getNumFaces();
fprintf(pStream, "%s\t%d;\n", indent.data(), numLoop);
// write faces
for (i = 0; i < numLoop; i++)
{
fprintf(pStream, "%s\t3;%d,%d,%d;%s\n",
indent.data(),
mesh->faces[i].v[vx1],
mesh->faces[i].v[vx2],
mesh->faces[i].v[vx3],
i == numLoop - 1 ? ";\n" : ",");
}
// face materials
Mtl * nodeMtl = node->GetMtl();
int numMtls = !nodeMtl || !nodeMtl->NumSubMtls() ? 1 : nodeMtl->NumSubMtls();
// write face material list header
fprintf(pStream, "%s\tMeshMaterialList {\n", indent.data());
// write number of materials
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numMtls);
// write number of faces
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write face material indices (1 for each face)
for (i = 0; i < numLoop; i++)
{
int index = numMtls ? mesh->faces[i].getMatID() % numMtls : 0;
fprintf(pStream,"%s\t\t%d%s\n",
indent.data(),
index,
i == numLoop - 1 ? ";\n" : ",");
}
// write the materials
ExportMaterial( node, indentLevel+2);
// verts close brace
fprintf(pStream, "%s\t}\n\n",indent.data());
// write normals header
fprintf(pStream, "%s\t%s {\n", indent.data(), "SI_MeshNormals");
// write number of normals
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop * 3);
// write normals (3 for each face)
for (i = 0; i < numLoop; i++)
{
Face * f = &mesh->faces[i];
int vert = f->getVert(vx1);
Point3 vn = GetVertexNormal(mesh, i, mesh->getRVertPtr(vert));
float temp = vn.z;
vn.z = -vn.y;
vn.y = temp;
vn = rotMatrix * vn;
fprintf(pStream,"%s\t\t%.6f;%.6f;%.6f;,\n", indent.data(), vn.x, vn.y, vn.z);
vert = f->getVert(vx2);
vn = GetVertexNormal(mesh, i, mesh->getRVertPtr(vert));
temp = vn.z;
vn.z = -vn.y;
vn.y = temp;
vn = rotMatrix * vn;
fprintf(pStream,"%s\t\t%.6f;%.6f;%.6f;,\n", indent.data(), vn.x, vn.y, vn.z);
vert = f->getVert(vx3);
vn = GetVertexNormal(mesh, i, mesh->getRVertPtr(vert));
temp = vn.z;
vn.z = -vn.y;
vn.y = temp;
vn = rotMatrix * vn;
fprintf(pStream,"%s\t\t%.6f;%.6f;%.6f;%s\n", indent.data(), vn.x, vn.y, vn.z,
i == numLoop - 1 ? ";\n" : ",");
}
// write number of faces
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write faces
for (i = 0; i < numLoop; i++)
{
fprintf(pStream, "%s\t\t%d;3;%d,%d,%d;%s\n",
indent.data(),
i,
i * 3 + vx1, i * 3 + vx2, i * 3 + vx3,
i == numLoop - 1 ? ";\n" : ",");
}
// normals close brace
fprintf(pStream, "%s\t}\n\n",indent.data());
// texcoords
if (nodeMtl && mesh && (nodeMtl->Requirements(-1) & MTLREQ_FACEMAP))
{
// facemapping
numLoop = mesh->getNumFaces() * 3;
// write texture coords header
fprintf(pStream, "%s\tSI_MeshTextureCoords {\n", indent.data());
// write number of texture coords
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write texture coords
for (int i = 0; i < numLoop; i++)
{
Point3 tv[3];
Face * f = &mesh->faces[i];
make_face_uv( f, tv);
fprintf(pStream, "%s\t\t%.6f;%.6f;,\n", indent.data(), tv[0].x, tv[0].y);
fprintf(pStream, "%s\t\t%.6f;%.6f;,\n", indent.data(), tv[1].x, tv[1].y);
fprintf(pStream, "%s\t\t%.6f;%.6f;%s\n", indent.data(), tv[2].x, tv[2].y,
i == numLoop - 1 ? ";\n" : ",");
}
// write number of faces
numLoop = mesh->getNumFaces();
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write faces
for (i = 0; i < numLoop; i++)
{
fprintf(pStream,"%s\t\t%d;3;%d,%d,%d;%s\n",
indent.data(),
i,
mesh->tvFace[i].t[vx1],
mesh->tvFace[i].t[vx2],
mesh->tvFace[i].t[vx3],
i == numLoop - 1 ? ";\n" : ",");
}
// texture coords close brace
fprintf(pStream, "%s\t}\n\n", indent.data());
}
else
{
numLoop = mesh->getNumTVerts();
if (numLoop)
{
// write texture coords header
fprintf(pStream, "%s\tSI_MeshTextureCoords {\n", indent.data());
// write number of texture coords
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write texture coords
for (i = 0; i < numLoop; i++)
{
UVVert tv = mesh->tVerts[i];
fprintf(pStream, "%s\t\t%.6f;%.6f;%s\n", indent.data(), tv.x, tv.y,
i == numLoop - 1 ? ";\n" : ",");
}
// write number of faces
numLoop = mesh->getNumFaces();
fprintf(pStream, "%s\t\t%d;\n", indent.data(), numLoop);
// write faces
for (i = 0; i < numLoop; i++)
{
fprintf(pStream,"%s\t\t%d;3;%d,%d,%d;%s\n",
indent.data(),
i,
mesh->tvFace[i].t[vx1],
mesh->tvFace[i].t[vx2],
mesh->tvFace[i].t[vx3],
i == numLoop - 1 ? ";\n" : ",");
}
// texture coords close brace
fprintf(pStream, "%s\t}\n\n", indent.data());
}
}
/*
// Export color per vertex info
if (GetIncludeVertexColors()) {
int numCVx = mesh->numCVerts;
fprintf(pStream, "%s\t%s %d\n",indent.data(), ID_MESH_NUMCVERTEX, numCVx);
if (numCVx) {
fprintf(pStream,"%s\t%s {\n",indent.data(), ID_MESH_CVERTLIST);
for (i=0; i<numCVx; i++) {
Point3 vc = mesh->vertCol[i];
fprintf(pStream, "%s\t\t%s %d\t%s\n",indent.data(), ID_MESH_VERTCOL, i, Format(vc));
}
fprintf(pStream,"%s\t}\n",indent.data());
fprintf(pStream, "%s\t%s %d\n",indent.data(), ID_MESH_NUMCVFACES, mesh->getNumFaces());
fprintf(pStream, "%s\t%s {\n",indent.data(), ID_MESH_CFACELIST);
for (i=0; i<mesh->getNumFaces(); i++) {
fprintf(pStream,"%s\t\t%s %d\t%d\t%d\t%d\n",
indent.data(),
ID_MESH_CFACE, i,
mesh->vcFace[i].t[vx1],
mesh->vcFace[i].t[vx2],
mesh->vcFace[i].t[vx3]);
}
fprintf(pStream, "%s\t}\n",indent.data());
}
}
*/
// Mesh close brace
fprintf(pStream, "%s}\n",indent.data());
// dispose of tri object
if (needDel)
{
delete tri;
}
}
/*
Transfer the max Node's mesh to PhysX unit and store it.
*/
void ccMaxNode::SyncFromMaxMesh()
{
//MaxMsgBox(NULL, _T("SyncFromMaxMesh"), _T("Error"), MB_OK);
ShapeType = NX_SHAPE_MESH;
const TimeValue t = ccMaxWorld::MaxTime();
Matrix3 tm = MaxINode->GetNodeTM(t);
NodePosInPhysics = tm.GetRow(3);
NodePosInPhysics = ccMaxWorld::ChangeToPhysXUnit(NodePosInPhysics);
ScaleValue sv = MaxINode->GetObjOffsetScale();
bool objectIsScaled = PivotScaled(sv);
//if(objectIsScaled)
// RemovePivotScale(MaxINode);
//------------------------
MaxNodeTM = MaxINode->GetNodeTM(t);
// get pivot TM
MaxPivotTM.IdentityMatrix();
MaxPivotTM.SetTrans(MaxINode->GetObjOffsetPos());
PreRotateMatrix(MaxPivotTM, MaxINode->GetObjOffsetRot());
ApplyScaling(MaxPivotTM, MaxINode->GetObjOffsetScale());
// char blaat[1024];
// sprintf(blaat,"MaxPivotTM.MaxPivotTM.GetTrans()=(%f,%f,%f)",MaxPivotTM.GetTrans().x,MaxPivotTM.GetTrans().y,MaxPivotTM.GetTrans().z);
// MaxMsgBox(NULL, _T(blaat), _T("Error"), MB_OK);
// GetObjectTM() = MaxPivotTM * MaxNodeTM
MaxNodeObjectTM = MaxINode->GetObjectTM(t);
//-----------------------------------------------------------------------------------------------
// object might be modified by world space modifiers. We need a solution in future for this case.
bool isWorldSpace = MaxINode->GetObjTMAfterWSM(t).IsIdentity();
//-----------------------------------------------------------------------------------------------
Matrix3 PhysicsNodeTM = ccMaxWorld::ChangeToPhysXUnit(MaxNodeObjectTM);
// get scale TM
// PhysicsNodeTM == PhysicsNodeScaleTM * PhysicsNodePoseTM
Point3 maxNodeScale = ccMaxWorld::ParseScale(PhysicsNodeTM, PhysicsNodeScaleTM, PhysicsNodePoseTM);
//Matrix3 right;
//ParseMatrix(PhysicsNodePoseTM, right);
//PhysicsNodePoseTM = right;
//PhysicsNodeScaleTM = PhysicsNodeTM * Inverse(PhysicsNodePoseTM);
//if(IsScaled(PhysicsNodeScaleTM))
// objectIsScaled = true;
// check whether the Node's mesh is scaled equally at x/y/z
ScaledIsUnified = (fabs((maxNodeScale.x - maxNodeScale.z)/maxNodeScale.z) < gTolerenceEpsilon) && (fabs((maxNodeScale.y - maxNodeScale.z)/maxNodeScale.z) < gTolerenceEpsilon);
ScaledIsUnified = (! objectIsScaled) && ScaledIsUnified;
//if(! ScaledIsUnified) {
// PhysicsNodePoseTM.IdentityMatrix();
// PhysicsNodePoseTM.SetRow(3, NodePosInPhysics);
// PhysicsNodeScaleTM = PhysicsNodeTM * Inverse(PhysicsNodePoseTM);
//}
PhysicsNodePoseTMInv = Inverse(PhysicsNodePoseTM);
//gCurrentstream->printf("\nNxScaleTM = "); MxUtils::PrintMatrix3(PhysicsNodeScaleTM);
//gCurrentstream->printf("\nNxPoseTM = "); MxUtils::PrintMatrix3(PhysicsNodePoseTM);
//gCurrentstream->printf("\n");
//Matrix3 t1 = PhysicsNodeScaleTM * PhysicsNodePoseTM;
//bool e1 = (t1 == MaxNodeObjectTM);
Object* obj = MaxINode->EvalWorldState(t).obj;
if (obj != NULL)
{
SimpleObject* so = (SimpleObject*)obj;
Class_ID id = obj->ClassID();
if (id == Class_ID(SPHERE_CLASS_ID, 0)) {
ShapeType = NX_SHAPE_SPHERE;
so->pblock->GetValue(SPHERE_RADIUS, 0, PrimaryShapePara.Radius, FOREVER);
PrimaryShapePara.Radius *= maxNodeScale.x * ccMaxWorld::GetUnitChange(); // x/y/z is scaled with a same value
}
else if (id == Class_ID(BOXOBJ_CLASS_ID, 0)) {
ShapeType = NX_SHAPE_BOX;
so->pblock->GetValue(BOXOBJ_WIDTH , 0, PrimaryShapePara.BoxDimension[0], FOREVER);
so->pblock->GetValue(BOXOBJ_LENGTH, 0, PrimaryShapePara.BoxDimension[1], FOREVER);
so->pblock->GetValue(BOXOBJ_HEIGHT, 0, PrimaryShapePara.BoxDimension[2], FOREVER);
PrimaryShapePara.BoxDimension *= (0.5f * maxNodeScale.x * ccMaxWorld::GetUnitChange()); // x/y/z is scaled with a same value // Physics box is half the size
}
else if (id == CAPS_CLASS_ID) {
ShapeType = NX_SHAPE_CAPSULE;
int centersflag = 0;
so->pblock->GetValue(CAPS_RADIUS , 0, PrimaryShapePara.Radius, FOREVER);
so->pblock->GetValue(CAPS_HEIGHT , 0, PrimaryShapePara.Height, FOREVER);
so->pblock->GetValue(CAPS_CENTERS, 0, centersflag, FOREVER);
if(!centersflag) //there are some different ways in which you can specify a capsule in 3ds max, adjust length if "center" mode is not used
PrimaryShapePara.Height -= PrimaryShapePara.Radius * 2.0f;
PrimaryShapePara.Radius *= maxNodeScale.x * ccMaxWorld::GetUnitChange(); // x/y/z is scaled with a same value
PrimaryShapePara.Height *= maxNodeScale.x * ccMaxWorld::GetUnitChange(); // x/y/z is scaled with a same value
}
}
if(! ScaledIsUnified)
ShapeType = NX_SHAPE_MESH;
// Disable backface culling for cloth
//MaxINode->BackCull(FALSE);
// get mesh
BOOL needDel = FALSE;
TriObject* tri = MxUtils::GetTriObjectFromNode(MaxINode, t, needDel);
if (tri == NULL) return;
Mesh& mesh = tri->GetMesh();
SimpleMesh.alloc(mesh.getNumVerts(), mesh.getNumFaces());
//Matrix3 change = PhysicsNodeTM * Inverse(PhysicsNodePoseTM);
for(NxU32 i = 0; i < SimpleMesh.numPoints; i++)
{
Point3 tmp = mesh.verts[i] * ccMaxWorld::GetUnitChange() * PhysicsNodeScaleTM;
((Point3*)SimpleMesh.points)[i] = tmp; // systemTM is unit change TM.
}
for(NxU32 i = 0; i < SimpleMesh.numFaces; i++)
{
for(NxU32 j = 0; j < 3; j++)
{
SimpleMesh.faces[i*3+j] = mesh.faces[i].v[j];
}
}
if (needDel)
tri->DeleteMe();
}
void HavokExport::makeHavokRigidBody(NiNodeRef parent, INode *ragdollParent, float scale) {
this->scale = scale;
Object *Obj = ragdollParent->GetObjectRef();
Modifier* rbMod = nullptr;
Modifier* shapeMod = nullptr;
Modifier* constraintMod = nullptr;
SimpleObject* havokTaperCapsule = nullptr;
//get modifiers
while (Obj->SuperClassID() == GEN_DERIVOB_CLASS_ID) {
IDerivedObject *DerObj = static_cast<IDerivedObject *> (Obj);
const int nMods = DerObj->NumModifiers(); //it is really the last modifier on the stack, and not the total number of modifiers
for (int i = 0; i < nMods; i++)
{
Modifier *Mod = DerObj->GetModifier(i);
if (Mod->ClassID() == HK_RIGIDBODY_MODIFIER_CLASS_ID) {
rbMod = Mod;
}
if (Mod->ClassID() == HK_SHAPE_MODIFIER_CLASS_ID) {
shapeMod = Mod;
}
if (Mod->ClassID() == HK_CONSTRAINT_RAGDOLL_CLASS_ID || Mod->ClassID() == HK_CONSTRAINT_HINGE_CLASS_ID) {
constraintMod = Mod;
}
}
if (Obj->SuperClassID() == GEOMOBJECT_CLASS_ID) {
havokTaperCapsule = (SimpleObject*)Obj;
}
Obj = DerObj->GetObjRef();
}
if (!rbMod) {
throw exception(FormatText("No havok rigid body modifier found on %s", ragdollParent->GetName()));
}
if (!shapeMod) {
throw exception(FormatText("No havok shape modifier found on %s", ragdollParent->GetName()));
}
// Object* taper = ragdollParent->GetObjectRef();
IParamBlock2* taperParameters = Obj->GetParamBlockByID(PB_TAPEREDCAPSULE_OBJ_PBLOCK);
float radius;
enum
{
// GENERAL PROPERTIES ROLLOUT
PA_TAPEREDCAPSULE_OBJ_RADIUS = 0,
PA_TAPEREDCAPSULE_OBJ_TAPER,
PA_TAPEREDCAPSULE_OBJ_HEIGHT,
PA_TAPEREDCAPSULE_OBJ_VERSION_INTERNAL,
};
taperParameters->GetValue(PA_TAPEREDCAPSULE_OBJ_RADIUS, 0, radius, FOREVER);
int shapeType;
if (IParamBlock2* shapeParameters = shapeMod->GetParamBlockByID(PB_SHAPE_MOD_PBLOCK)) {
shapeParameters->GetValue(PA_SHAPE_MOD_SHAPE_TYPE,0,shapeType,FOREVER);
}
//Havok Shape
bhkShapeRef shape;
if (shapeType == 2) {
// Capsule
bhkCapsuleShapeRef capsule = new bhkCapsuleShape();
capsule->SetRadius(radius/scale);
capsule->SetRadius1(radius/scale);
capsule->SetRadius2(radius/scale);
float length;
taperParameters->GetValue(PA_TAPEREDCAPSULE_OBJ_HEIGHT, 0, length, FOREVER);
//get the normal
Matrix3 axis(true);
ragdollParent->GetObjOffsetRot().MakeMatrix(axis);
Point3 normalAx = axis.GetRow(2);
//capsule center
Point3 center = ragdollParent->GetObjOffsetPos();
//min and max points
Point3 pt1 = center - normalAx*(length/2);
Point3 pt2 = center + normalAx*(length/2);
capsule->SetFirstPoint(TOVECTOR3(pt1)/scale);
capsule->SetSecondPoint(TOVECTOR3(pt2)/scale);
capsule->SetMaterial(HAV_MAT_SKIN);
shape = StaticCast<bhkShape>(capsule);
}
else {
// Sphere
//CalcBoundingSphere(node, tm.GetTrans(), radius, 0);
bhkSphereShapeRef sphere = new bhkSphereShape();
sphere->SetRadius(radius/scale);
sphere->SetMaterial(HAV_MAT_SKIN);
shape = StaticCast<bhkShape>(sphere);
}
bhkRigidBodyRef body;
if (shape)
{
bhkBlendCollisionObjectRef blendObj = new bhkBlendCollisionObject();
body = new bhkRigidBody();
Matrix3 tm = ragdollParent->GetObjTMAfterWSM(0);
//Calculate Object Offset Matrix
Matrix3 otm(1);
Point3 pos = ragdollParent->GetObjOffsetPos();
otm.PreTranslate(pos);
Quat quat = ragdollParent->GetObjOffsetRot();
PreRotateMatrix(otm, quat);
Matrix3 otmInvert = otm;
otmInvert.Invert();
//correct object tm
Matrix3 tmbhk = otmInvert * tm;
//set geometric parameters
body->SetRotation(TOQUATXYZW(Quat(tmbhk).Invert()));
body->SetTranslation(TOVECTOR4(tmbhk.GetTrans() / scale));
body->SetCenter(TOVECTOR4(ragdollParent->GetObjOffsetPos())/scale);
//set physics
if (IParamBlock2* rbParameters = rbMod->GetParamBlockByID(PB_RB_MOD_PBLOCK)) {
//These are fundamental parameters
int lyr = NP_DEFAULT_HVK_LAYER;
int mtl = NP_DEFAULT_HVK_MATERIAL;
int msys = NP_DEFAULT_HVK_MOTION_SYSTEM;
int qtype = NP_DEFAULT_HVK_QUALITY_TYPE;
float mass = NP_DEFAULT_HVK_MASS;
float lindamp = NP_DEFAULT_HVK_LINEAR_DAMPING;
float angdamp = NP_DEFAULT_HVK_ANGULAR_DAMPING;
float frict = NP_DEFAULT_HVK_FRICTION;
float maxlinvel = NP_DEFAULT_HVK_MAX_LINEAR_VELOCITY;
float maxangvel = NP_DEFAULT_HVK_MAX_ANGULAR_VELOCITY;
float resti = NP_DEFAULT_HVK_RESTITUTION;
float pendepth = NP_DEFAULT_HVK_PENETRATION_DEPTH;
Point3 InertiaTensor;
rbParameters->GetValue(PA_RB_MOD_MASS, 0, mass, FOREVER);
rbParameters->GetValue(PA_RB_MOD_RESTITUTION, 0, resti, FOREVER);
rbParameters->GetValue(PA_RB_MOD_FRICTION, 0, frict, FOREVER);
rbParameters->GetValue(PA_RB_MOD_INERTIA_TENSOR, 0, InertiaTensor, FOREVER);
rbParameters->GetValue(PA_RB_MOD_LINEAR_DAMPING, 0, lindamp, FOREVER);
rbParameters->GetValue(PA_RB_MOD_CHANGE_ANGULAR_DAMPING, 0, angdamp, FOREVER);
rbParameters->GetValue(PA_RB_MOD_MAX_LINEAR_VELOCITY, 0, maxlinvel, FOREVER);
rbParameters->GetValue(PA_RB_MOD_MAX_ANGULAR_VELOCITY, 0, maxangvel, FOREVER);
rbParameters->GetValue(PA_RB_MOD_ALLOWED_PENETRATION_DEPTH, 0, pendepth, FOREVER);
rbParameters->GetValue(PA_RB_MOD_QUALITY_TYPE, 0, qtype, FOREVER);
body->SetMass(mass);
body->SetRestitution(resti);
body->SetFriction(frict);
body->SetLinearDamping(lindamp);
body->SetMaxLinearVelocity(maxlinvel);
body->SetMaxAngularVelocity(maxangvel);
body->SetPenetrationDepth(pendepth);
InertiaMatrix im;
im[0][0] = InertiaTensor[0];
im[1][1] = InertiaTensor[1];
im[2][2] = InertiaTensor[2];
body->SetInertia(im);
/*switch (qtype) {
case QT_FIXED:
body->SetQualityType(MO_QUAL_FIXED);
break;
case QT_KEYFRAMED:
body->SetQualityType(MO_QUAL_KEYFRAMED);
break;
case QT_DEBRIS:
body->SetQualityType(MO_QUAL_DEBRIS);
break;
case QT_MOVING:
body->SetQualityType(MO_QUAL_MOVING);
break;
case QT_CRITICAL:
body->SetQualityType(MO_QUAL_CRITICAL);
break;
case QT_BULLET:
body->SetQualityType(MO_QUAL_BULLET);
break;
case QT_KEYFRAMED_REPORTING:
body->SetQualityType(MO_QUAL_KEYFRAMED_REPORT);
break;
}*/
body->SetSkyrimLayer(SkyrimLayer::SKYL_BIPED);
body->SetSkyrimLayerCopy(SkyrimLayer::SKYL_BIPED);
body->SetMotionSystem(MotionSystem::MO_SYS_BOX);
body->SetDeactivatorType(DeactivatorType::DEACTIVATOR_NEVER);
body->SetSolverDeactivation(SolverDeactivation::SOLVER_DEACTIVATION_LOW);
body->SetQualityType(MO_QUAL_FIXED);
}
if (constraintMod && ragdollParent->GetParentNode() && parent->GetParent()) {
if (constraintMod->ClassID() == HK_CONSTRAINT_RAGDOLL_CLASS_ID) {
bhkRagdollConstraintRef ragdollConstraint = new bhkRagdollConstraint();
//entities
ragdollConstraint->AddEntity(body);
NiNodeRef parentRef = parent->GetParent();
bhkRigidBodyRef nifParentRigidBody;
while (parentRef) {
if (parentRef->GetCollisionObject()) {
nifParentRigidBody = StaticCast<bhkRigidBody>(StaticCast<bhkBlendCollisionObject>(parentRef->GetCollisionObject())->GetBody());
break;
}
parentRef = parentRef->GetParent();
}
if (!nifParentRigidBody)
throw exception(FormatText("Unable to find NIF constraint parent for ragdoll node %s", ragdollParent->GetName()));
ragdollConstraint->AddEntity(nifParentRigidBody);
RagdollDescriptor desc;
//parameters
if (IParamBlock2* constraintParameters = constraintMod->GetParamBlockByID(PB_CONSTRAINT_MOD_COMMON_SPACES_PARAMS)) {
Point3 pivotA;
Matrix3 parentRotation;
Point3 pivotB;
Matrix3 childRotation;
constraintParameters->GetValue(PA_CONSTRAINT_MOD_CHILD_SPACE_TRANSLATION, 0, pivotB, FOREVER);
constraintParameters->GetValue(PA_CONSTRAINT_MOD_CHILD_SPACE_ROTATION, 0, childRotation, FOREVER);
constraintParameters->GetValue(PA_CONSTRAINT_MOD_PARENT_SPACE_TRANSLATION, 0, pivotA, FOREVER);
constraintParameters->GetValue(PA_CONSTRAINT_MOD_PARENT_SPACE_ROTATION, 0, parentRotation, FOREVER);
desc.pivotA = TOVECTOR4(pivotA);
desc.pivotB = TOVECTOR4(pivotB);
desc.planeA = TOVECTOR4(parentRotation.GetRow(0));
desc.motorA = TOVECTOR4(parentRotation.GetRow(1));
desc.twistA = TOVECTOR4(parentRotation.GetRow(2));
desc.planeB = TOVECTOR4(childRotation.GetRow(0));
desc.motorB = TOVECTOR4(childRotation.GetRow(1));
desc.twistB = TOVECTOR4(childRotation.GetRow(2));
}
if (IParamBlock2* constraintParameters = constraintMod->GetParamBlockByID(PB_RAGDOLL_MOD_PBLOCK)) {
float coneMaxAngle;
float planeMinAngle;
float planeMaxAngle;
float coneMinAngle;
float twistMinAngle;
float maxFriction;
constraintParameters->GetValue(PA_RAGDOLL_MOD_CONE_ANGLE, 0, coneMaxAngle, FOREVER);
constraintParameters->GetValue(PA_RAGDOLL_MOD_PLANE_MIN, 0, planeMinAngle, FOREVER);
constraintParameters->GetValue(PA_RAGDOLL_MOD_PLANE_MAX, 0, planeMaxAngle, FOREVER);
constraintParameters->GetValue(PA_RAGDOLL_MOD_TWIST_MIN, 0, coneMinAngle, FOREVER);
constraintParameters->GetValue(PA_RAGDOLL_MOD_TWIST_MAX, 0, twistMinAngle, FOREVER);
constraintParameters->GetValue(PA_RAGDOLL_MOD_MAX_FRICTION_TORQUE, 0, maxFriction, FOREVER);
desc.coneMaxAngle = TORAD(coneMaxAngle);
desc.planeMinAngle = TORAD(planeMinAngle);
desc.planeMaxAngle = TORAD(planeMaxAngle);
desc.coneMaxAngle = TORAD(coneMinAngle);
desc.twistMinAngle = TORAD(twistMinAngle);
desc.maxFriction = maxFriction;
}
ragdollConstraint->SetRagdoll(desc);
body->AddConstraint(ragdollConstraint);
}
else if (constraintMod->ClassID() == HK_CONSTRAINT_HINGE_CLASS_ID) {
bhkLimitedHingeConstraintRef limitedHingeConstraint = new bhkLimitedHingeConstraint();
//entities
limitedHingeConstraint->AddEntity(body);
NiNodeRef parentRef = parent->GetParent();
bhkRigidBodyRef nifParentRigidBody;
while (parentRef) {
if (parentRef->GetCollisionObject()) {
nifParentRigidBody = StaticCast<bhkRigidBody>(StaticCast<bhkBlendCollisionObject>(parentRef->GetCollisionObject())->GetBody());
break;
}
parentRef = parentRef->GetParent();
}
if (!nifParentRigidBody)
throw exception(FormatText("Unable to find NIF constraint parent for limited hinge node %s", ragdollParent->GetName()));
limitedHingeConstraint->AddEntity(nifParentRigidBody);
LimitedHingeDescriptor lh;
if (IParamBlock2* constraintParameters = constraintMod->GetParamBlockByID(PB_CONSTRAINT_MOD_COMMON_SPACES_PARAMS)) {
Matrix3 parentRotation;
Matrix3 childRotation;
constraintParameters->GetValue(PA_CONSTRAINT_MOD_CHILD_SPACE_ROTATION, 0, childRotation, FOREVER);
constraintParameters->GetValue(PA_CONSTRAINT_MOD_PARENT_SPACE_ROTATION, 0, parentRotation, FOREVER);
lh.perp2AxleInA1 = TOVECTOR4(parentRotation.GetRow(0));
lh.perp2AxleInA2 = TOVECTOR4(parentRotation.GetRow(1));
lh.axleA = TOVECTOR4(parentRotation.GetRow(2));
lh.perp2AxleInB1 = TOVECTOR4(childRotation.GetRow(0));
lh.perp2AxleInB2 = TOVECTOR4(childRotation.GetRow(1));
lh.axleB = TOVECTOR4(childRotation.GetRow(2));
}
if (IParamBlock2* constraintParameters = constraintMod->GetParamBlockByID(PB_HINGE_MOD_PBLOCK)) {
float minAngle;
float maxAngle;
float maxFriction;
constraintParameters->GetValue(PA_HINGE_MOD_LIMIT_MIN, 0, minAngle, FOREVER);
constraintParameters->GetValue(PA_HINGE_MOD_LIMIT_MAX, 0, maxAngle, FOREVER);
constraintParameters->GetValue(PA_HINGE_MOD_MAX_FRICTION_TORQUE, 0, maxFriction, FOREVER);
// constraintParameters->SetValue(PA_HINGE_MOD_MOTOR_TYPE, 0, lh.motor., 0);
lh.minAngle = TORAD(minAngle);
lh.maxAngle = TORAD(maxAngle);
lh.maxAngle = maxFriction;
}
limitedHingeConstraint->SetLimitedHinge(lh);
body->AddConstraint(limitedHingeConstraint);
}
}
//InitializeRigidBody(body, node);
body->SetShape(shape);
blendObj->SetBody(StaticCast<NiObject>(body));
parent->SetCollisionObject(StaticCast<NiCollisionObject>(blendObj));
}
////rigid body parameters
// // get data from node
//int lyr = NP_DEFAULT_HVK_LAYER;
//int mtl = NP_DEFAULT_HVK_MATERIAL;
//int msys = NP_DEFAULT_HVK_MOTION_SYSTEM;
//int qtype = NP_DEFAULT_HVK_QUALITY_TYPE;
//float mass = NP_DEFAULT_HVK_MASS;
//float lindamp = NP_DEFAULT_HVK_LINEAR_DAMPING;
//float angdamp = NP_DEFAULT_HVK_ANGULAR_DAMPING;
//float frict = NP_DEFAULT_HVK_FRICTION;
//float maxlinvel = NP_DEFAULT_HVK_MAX_LINEAR_VELOCITY;
//float maxangvel = NP_DEFAULT_HVK_MAX_ANGULAR_VELOCITY;
//float resti = NP_DEFAULT_HVK_RESTITUTION;
//float pendepth = NP_DEFAULT_HVK_PENETRATION_DEPTH;
//BOOL transenable = TRUE;
//if (IParamBlock2* rbParameters = rbMod->GetParamBlockByID(PB_SHAPE_MOD_PBLOCK))
//{
// //These are fundamental parameters
// rbParameters->GetValue(PA_RB_MOD_MASS, 0, mass, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_RESTITUTION, 0, resti, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_FRICTION, 0, frict, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_LINEAR_DAMPING, 0, lindamp, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_CHANGE_ANGULAR_DAMPING, 0, angdamp, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_MAX_LINEAR_VELOCITY, 0, maxlinvel, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_MAX_ANGULAR_VELOCITY, 0, maxangvel, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_ALLOWED_PENETRATION_DEPTH, 0, pendepth, FOREVER);
// rbParameters->GetValue(PA_RB_MOD_QUALITY_TYPE, 0, qtype, FOREVER);
// switch (qtype) {
// case MO_QUAL_INVALID:
// break;
// case QT_FIXED:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, MO_QUAL_FIXED, 0);
// break;
// case MO_QUAL_KEYFRAMED:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_KEYFRAMED, 0);
// break;
// case MO_QUAL_DEBRIS:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_DEBRIS, 0);
// break;
// case MO_QUAL_MOVING:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_MOVING, 0);
// break;
// case MO_QUAL_CRITICAL:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_CRITICAL, 0);
// break;
// case MO_QUAL_BULLET:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_BULLET, 0);
// break;
// case MO_QUAL_USER:
// break;
// case MO_QUAL_CHARACTER:
// break;
// case MO_QUAL_KEYFRAMED_REPORT:
// rbParameters->SetValue(PA_RB_MOD_QUALITY_TYPE, 0, QT_KEYFRAMED_REPORTING, 0);
// break;
// }
// // setup body
// bhkRigidBodyRef body = transenable ? new bhkRigidBodyT() : new bhkRigidBody();
// OblivionLayer obv_layer; SkyrimLayer sky_layer;
// GetHavokLayersFromIndex(lyr, (int*)&obv_layer, (int*)&sky_layer);
// body->SetLayer(obv_layer);
// body->SetLayerCopy(obv_layer);
// body->SetSkyrimLayer(sky_layer);
// body->SetMotionSystem(MotionSystem(msys));
// body->SetQualityType(MotionQuality(qtype));
// body->SetMass(mass);
// body->SetLinearDamping(lindamp);
// body->SetAngularDamping(angdamp);
// body->SetFriction(frict);
// body->SetRestitution(resti);
// body->SetMaxLinearVelocity(maxlinvel);
// body->SetMaxAngularVelocity(maxangvel);
// body->SetPenetrationDepth(pendepth);
// body->SetCenter(center);
// QuaternionXYZW q; q.x = q.y = q.z = 0; q.w = 1.0f;
// body->SetRotation(q);
//}
}
void ResetXForm::ResetNodes(const INodeTab& nodesToReset)
{
Interface *ip = GetCOREInterface();
for (int i = 0; i < nodesToReset.Count(); i++) {
INode *node = nodesToReset[i];
if (!node || node->IsGroupMember() || node->IsGroupHead())
continue;
if (SelectedAncestor(node))
continue;
Matrix3 ntm, ptm, rtm(1), piv(1), tm;
// Get Parent and Node TMs
ntm = node->GetNodeTM(ip->GetTime());
ptm = node->GetParentTM(ip->GetTime());
// Compute the relative TM
ntm = ntm * Inverse(ptm);
// The reset TM only inherits position
rtm.SetTrans(ntm.GetTrans());
// Set the node TM to the reset TM
tm = rtm*ptm;
node->SetNodeTM(ip->GetTime(), tm);
// Compute the pivot TM
piv.SetTrans(node->GetObjOffsetPos());
PreRotateMatrix(piv,node->GetObjOffsetRot());
ApplyScaling(piv,node->GetObjOffsetScale());
// Reset the offset to 0
node->SetObjOffsetPos(Point3(0,0,0));
node->SetObjOffsetRot(IdentQuat());
node->SetObjOffsetScale(ScaleValue(Point3(1,1,1)));
// Take the position out of the matrix since we don't reset position
ntm.NoTrans();
// Apply the offset to the TM
ntm = piv * ntm;
// Apply a derived object to the node's object
Object *obj = node->GetObjectRef();
IDerivedObject *dobj = CreateDerivedObject(obj);
// Create an XForm mod
SimpleMod *mod = (SimpleMod*)ip->CreateInstance(
OSM_CLASS_ID,
Class_ID(CLUSTOSM_CLASS_ID,0));
// Apply the transformation to the mod.
SetXFormPacket pckt(ntm);
mod->tmControl->SetValue(ip->GetTime(),&pckt);
// Add the modifier to the derived object.
dobj->SetAFlag(A_LOCK_TARGET); // RB 3/11/99: When the macro recorder is on the derived object will get deleted unless it is locked.
dobj->AddModifier(mod);
dobj->ClearAFlag(A_LOCK_TARGET);
// Replace the node's object
node->SetObjectRef(dobj);
}
// Why on earth were we clearing the undo stack?
// GetSystemSetting(SYSSET_CLEAR_UNDO);
ip->RedrawViews(ip->GetTime());
SetSaveRequiredFlag(TRUE);
}