//standard attributes void nailConstraintNode::computeConstraint(const MPlug& plug, MDataBlock& data) { // std::cout << "nailConstraintNode::computeConstraint" << std::endl; MObject thisObject(thisMObject()); MPlug plgRigidBody(thisObject, ia_rigidBody); MObject update; //force evaluation of the rigidBody plgRigidBody.getValue(update); rigid_body_t::pointer rigid_body; if(plgRigidBody.isConnected()) { MPlugArray connections; plgRigidBody.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNode(connections[0].node()); if(fnNode.typeId() == rigidBodyNode::typeId) { rigidBodyNode *pRigidBodyNode = static_cast<rigidBodyNode*>(fnNode.userNode()); rigid_body = pRigidBodyNode->rigid_body(); } else { std::cout << "nailConstraintNode connected to a non-rigidbody node!" << std::endl; } } } if(rigid_body) { //not connected to a rigid body, put a default one constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::remove_constraint(constraint); m_constraint = solver_t::create_nail_constraint(rigid_body); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint); } data.outputValue(ca_constraint).set(true); data.setClean(plug); }
MStatus fullLoft::compute( const MPlug& plug, MDataBlock& data ) { MStatus stat; if ( plug == outputSurface ) // loft inputCurves into surface { MArrayDataHandle inputArrayData = data.inputArrayValue( inputCurve, &stat ); PERRORfail("fullLoft::compute getting input array data"); MDataHandle surfHandle = data.outputValue( fullLoft::outputSurface ); PERRORfail("fullLoft::compute getting output data handle"); MFnNurbsSurfaceData dataCreator; MObject newSurfData = dataCreator.create( &stat ); PERRORfail("fullLoft::compute creating new nurbs surface data block"); /* MObject newSurf = */ loft(inputArrayData, newSurfData, stat ); // No error message is needed - fullLoft::loft will output one if (!stat) return stat; // newSurf is the new surface object, but it has been packed // into the datablock we created for it, and the data block // is what we must put onto the plug. stat = surfHandle.set( newSurfData ); PERRORfail("fullLoft::compute setting surface handle"); stat = data.setClean( plug ); PERRORfail("fullLoft::compute cleaning outputSurface plug"); } else { return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus octreeVizNode::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; if(plug == aoutput) { double time = data.inputValue(acurrenttime).asTime().value(); int frame_lo = time + 0.005; if(frame_lo < 3) frame_lo = 3; if(frame_lo >60) frame_lo = 60; MString sname = data.inputValue(aHDRName).asString(); sname = "/Users/jianzhang/Documents/maya/projects/default/data/untitled"; char filename[512]; sprintf( filename, "%s.%d.pmap", sname.asChar(), frame_lo ); sname = filename; MGlobal::displayInfo(sname); if(sname != m_gridname) { m_gridname = sname; if(m_pTex) delete m_pTex; m_pTex = new Z3DTexture; if(m_pTex->load(m_gridname.asChar())) { zDisplayFloat(m_pTex->getNumGrid()); zDisplayFloat(m_pTex->getNumVoxel()); zDisplayFloat(m_pTex->getMaxLevel()); m_pTex->setDraw(); } } data.setClean(plug); } return MS::kUnknownParameter; }
MStatus sine::compute( const MPlug& plug, MDataBlock& data ) { MStatus returnStatus; if( plug == output ) { MDataHandle inputData = data.inputValue( input, &returnStatus ); if( returnStatus != MS::kSuccess ) cerr << "ERROR getting data" << endl; else { float result = sinf( inputData.asFloat() ) * 10.0f; MDataHandle outputHandle = data.outputValue( sine::output ); outputHandle.set( result ); data.setClean(plug); } } else { return MS::kUnknownParameter; } return MS::kSuccess; }
//standard attributes void sixdofConstraintNode::computeConstraint(const MPlug& plug, MDataBlock& data) { // std::cout << "sixdofConstraintNode::computeConstraint" << std::endl; MObject thisObject(thisMObject()); MPlug plgRigidBodyA(thisObject, ia_rigidBodyA); MPlug plgRigidBodyB(thisObject, ia_rigidBodyB); MObject update; //force evaluation of the rigidBody plgRigidBodyA.getValue(update); plgRigidBodyB.getValue(update); rigid_body_t::pointer rigid_bodyA; if(plgRigidBodyA.isConnected()) { MPlugArray connections; plgRigidBodyA.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNodeA(connections[0].node()); if(fnNodeA.typeId() == boingRBNode::typeId) { boingRBNode *pRigidBodyNodeA = static_cast<boingRBNode*>(fnNodeA.userNode()); rigid_bodyA = pRigidBodyNodeA->rigid_body(); } else { std::cout << "sixdofConstraintNode connected to a non-rigidbody node!" << std::endl; } } } rigid_body_t::pointer rigid_bodyB; if(plgRigidBodyB.isConnected()) { MPlugArray connections; plgRigidBodyB.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNodeB(connections[0].node()); if(fnNodeB.typeId() == boingRBNode::typeId) { boingRBNode *pRigidBodyNodeB = static_cast<boingRBNode*>(fnNodeB.userNode()); rigid_bodyB = pRigidBodyNodeB->rigid_body(); } else { std::cout << "sixdofConstraintNode connected to a non-rigidbody node!" << std::endl; } } } vec3f pivInA, pivInB; if((rigid_bodyA != NULL) && (rigid_bodyB != NULL)) { constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::remove_constraint(constraint); float3& mPivInA = data.inputValue(ia_pivotInA).asFloat3(); float3& mPivInB = data.inputValue(ia_pivotInB).asFloat3(); for(int i = 0; i < 3; i++) { pivInA[i] = (float)mPivInA[i]; pivInB[i] = (float)mPivInB[i]; } float3& mRotInA = data.inputValue(ia_rotationInA).asFloat3(); MEulerRotation meulerA(deg2rad(mRotInA[0]), deg2rad(mRotInA[1]), deg2rad(mRotInA[2])); MQuaternion mquatA = meulerA.asQuaternion(); quatf rotA((float)mquatA.w, (float)mquatA.x, (float)mquatA.y, (float)mquatA.z); float3& mRotInB = data.inputValue(ia_rotationInB).asFloat3(); MEulerRotation meulerB(deg2rad(mRotInB[0]), deg2rad(mRotInB[1]), deg2rad(mRotInB[2])); MQuaternion mquatB = meulerB.asQuaternion(); quatf rotB((float)mquatB.w, (float)mquatB.x, (float)mquatB.y, (float)mquatB.z); m_constraint = solver_t::create_sixdof_constraint(rigid_bodyA, pivInA, rotA, rigid_bodyB, pivInB, rotB); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint, data.inputValue(ia_disableCollide).asBool()); } else if(rigid_bodyA != NULL) { //not connected to a rigid body, put a default one constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::remove_constraint(constraint); float3& mPivInA = data.inputValue(ia_pivotInA).asFloat3(); for(int i = 0; i < 3; i++) { pivInA[i] = (float)mPivInA[i]; } float3& mRotInA = data.inputValue(ia_rotationInA).asFloat3(); MEulerRotation meuler(deg2rad(mRotInA[0]), deg2rad(mRotInA[1]), deg2rad(mRotInA[2])); MQuaternion mquat = meuler.asQuaternion(); quatf rotA((float)mquat.w, (float)mquat.x, (float)mquat.y, (float)mquat.z); m_constraint = solver_t::create_sixdof_constraint(rigid_bodyA, pivInA, rotA); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint, data.inputValue(ia_disableCollide).asBool()); } if (m_constraint) { m_constraint->get_local_frameA(m_PivInA, m_RotInA); m_constraint->get_local_frameB(m_PivInB, m_RotInB); } data.outputValue(ca_constraint).set(true); data.setClean(plug); }
//standard attributes void sixdofConstraintNode::reComputeConstraint(const MPlug& plug, MDataBlock& data1) { if (!m_initialized) return; // std::cout << "sixdofConstraintNode::computeConstraint" << std::endl; m_disableCollision = data1.inputValue(ia_disableCollide).asBool(); MObject thisObject(thisMObject()); MPlug plgRigidBodyA(thisObject, ia_rigidBodyA); MPlug plgRigidBodyB(thisObject, ia_rigidBodyB); MObject update; //force evaluation of the rigidBody plgRigidBodyA.getValue(update); plgRigidBodyB.getValue(update); rigid_body_t::pointer rigid_bodyA; if(plgRigidBodyA.isConnected()) { MPlugArray connections; plgRigidBodyA.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNodeA(connections[0].node()); if(fnNodeA.typeId() == boingRBNode::typeId) { boingRBNode *pRigidBodyNodeA = static_cast<boingRBNode*>(fnNodeA.userNode()); rigid_bodyA = pRigidBodyNodeA->rigid_body(); } else { std::cout << "sixdofConstraintNode connected to a non-rigidbody node!" << std::endl; } } } rigid_body_t::pointer rigid_bodyB; if(plgRigidBodyB.isConnected()) { MPlugArray connections; plgRigidBodyB.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNodeB(connections[0].node()); if(fnNodeB.typeId() == boingRBNode::typeId) { boingRBNode *pRigidBodyNodeB = static_cast<boingRBNode*>(fnNodeB.userNode()); rigid_bodyB = pRigidBodyNodeB->rigid_body(); } else { std::cout << "sixdofConstraintNode connected to a non-rigidbody node!" << std::endl; } } } if((rigid_bodyA != NULL) && (rigid_bodyB != NULL)) { constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); bt_sixdof_constraint_t* sixdof_impl = dynamic_cast<bt_sixdof_constraint_t*>(constraint->pubImpl()); rigid_bodyA->remove_constraint(sixdof_impl); rigid_bodyB->remove_constraint(sixdof_impl); solver_t::remove_constraint(constraint); m_constraint = solver_t::create_sixdof_constraint(rigid_bodyA, m_PivInA, m_RotInA, rigid_bodyB, m_PivInB, m_RotInB); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint, m_disableCollision); } else if(rigid_bodyA != NULL) { //not connected to a rigid body, put a default one constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); bt_sixdof_constraint_t* sixdof_impl = dynamic_cast<bt_sixdof_constraint_t*>(constraint->pubImpl()); rigid_bodyA->remove_constraint(sixdof_impl); solver_t::remove_constraint(constraint); m_constraint = solver_t::create_sixdof_constraint(rigid_bodyA, m_PivInB, m_RotInB); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint, m_disableCollision); }else if(rigid_bodyB != NULL) { //not connected to a rigid body, put a default one constraint_t::pointer constraint = static_cast<constraint_t::pointer>(m_constraint); bt_sixdof_constraint_t* sixdof_impl = dynamic_cast<bt_sixdof_constraint_t*>(constraint->pubImpl()); rigid_bodyB->remove_constraint(sixdof_impl); solver_t::remove_constraint(constraint); m_constraint = solver_t::create_sixdof_constraint(rigid_bodyB, m_PivInA, m_RotInA); constraint = static_cast<constraint_t::pointer>(m_constraint); solver_t::add_constraint(constraint, m_disableCollision); } float val = 0.f; MPlug(thisObject, sixdofConstraintNode::ia_damping).getValue(val); m_constraint->set_damping(val); MPlug(thisObject, sixdofConstraintNode::ia_breakThreshold).getValue(val); m_constraint->set_breakThreshold(val); vec3f lowLin, uppLin, lowAng, uppAng; for (int i=0;i<3;i++) { lowLin[i] = 0.f; uppLin[i] = 0.f; lowAng[i] = 0.f; uppAng[i] = 0.f; } { MPlug ll(thisObject, sixdofConstraintNode::ia_lowerLinLimit); if (ll.isCompound()) { for (int i=0;i<3;i++) { ll.child(i).getValue(lowLin[i]); } } } { MPlug ul(thisObject, sixdofConstraintNode::ia_upperLinLimit); if (ul.isCompound()) { for (int i=0;i<3;i++) { ul.child(i).getValue(uppLin[i]); } } } { MPlug all(thisObject, sixdofConstraintNode::ia_lowerAngLimit); if (all.isCompound()) { for (int i=0;i<3;i++) { float f; all.child(i).getValue(f); lowAng[i] = deg2rad(f); } } } { MPlug aul(thisObject, sixdofConstraintNode::ia_upperAngLimit); if (aul.isCompound()) { for (int i=0;i<3;i++) { float f; aul.child(i).getValue(f); uppAng[i] = deg2rad(f); } } } m_constraint->set_LinLimit(lowLin, uppLin); m_constraint->set_AngLimit(lowAng, uppAng); data1.outputValue(ca_constraint).set(true); data1.setClean(plug); }
MStatus HesMeshNode::compute( const MPlug& plug, MDataBlock& data ) { MStatus stat; MPlug pnames(thisMObject(), ameshname); const unsigned numMeshes = pnames.numElements(); MString cacheName = data.inputValue( input ).asString(); std::string substitutedCacheName(cacheName.asChar()); EnvVar::replace(substitutedCacheName); MArrayDataHandle meshNameArray = data.inputArrayValue( ameshname ); MArrayDataHandle meshArry = data.outputArrayValue(outMesh, &stat); bool hesStat = false; if( plug.array() == outMesh ) { const unsigned idx = plug.logicalIndex(); if(BaseUtil::IsImporting) hesStat = true; else { if(idx == 0) AHelper::Info<std::string>(" hes mesh open file ", substitutedCacheName ); hesStat = BaseUtil::OpenHes(substitutedCacheName, HDocument::oReadOnly); } if(!hesStat) { AHelper::Info<std::string >("hes mesh cannot open file ", substitutedCacheName); return MS::kFailure; } meshNameArray.jumpToElement(idx); const MString meshName = meshNameArray.inputValue().asString(); if(!BaseUtil::HesDoc->find(meshName.asChar())) { AHelper::Info<MString>(" hes cannot find mesh ", meshName ); return MS::kFailure; } meshArry.jumpToElement(idx); MDataHandle hmesh = meshArry.outputValue(); HPolygonalMesh entryMesh(meshName.asChar() ); APolygonalMesh dataMesh; entryMesh.load(&dataMesh); entryMesh.close(); MFnMeshData dataCreator; MObject outMeshData = dataCreator.create(&stat); if( !stat ) { MGlobal::displayWarning("hes mesh cannot create " + meshName); return MS::kFailure; } AHelper::Info<MString>(" hes init mesh ", meshName); HesperisPolygonalMeshCreator::create(&dataMesh, outMeshData); hmesh.set(outMeshData); data.setClean(plug); if( (idx+1)>=numMeshes ) { if(!BaseUtil::IsImporting) { AHelper::Info<std::string>(" hes mesh close file ", substitutedCacheName ); BaseUtil::CloseHes(); } } } else { return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus retargetLocator::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; MDataHandle hDiscMatrix = data.inputValue( aDiscMatrix ); MDataHandle hDiscAxis = data.inputValue( aDiscAxis ); MDataHandle hDiscAngle = data.inputValue( aDiscAngle ); MDataHandle hDiscDivision = data.inputValue( aDiscDivision ); MDataHandle hDiscOffset = data.inputValue( aDiscOffset ); MDataHandle hDiscSize = data.inputValue( aDiscSize ); MDataHandle hDiscActiveColor = data.inputValue( aDiscActiveColor ); MDataHandle hDiscLeadColor = data.inputValue( aDiscLeadColor ); MDataHandle hDiscDefaultColor = data.inputValue( aDiscDefaultColor ); MDataHandle hDiscFillAlpha = data.inputValue( aDiscFillAlpha ); MDataHandle hDiscLineAlpha = data.inputValue( aDiscLineAlpha ); discAxis = hDiscAxis.asInt(); discDivision = hDiscDivision.asInt(); discAngle = hDiscAngle.asDouble(); discSize = hDiscSize.asVector(); discOffset = hDiscOffset.asVector(); discActiveColor = hDiscActiveColor.asFloat3(); discLeadColor = hDiscLeadColor.asFloat3(); discDefaultColor = hDiscDefaultColor.asFloat3(); discFillAlpha = hDiscFillAlpha.asFloat(); discLineAlpha = hDiscLineAlpha.asFloat(); MArrayDataHandle hArrArrow = data.inputArrayValue( aArrow ); arrowNum = hArrArrow.elementCount(); inheritMatrix.setLength( arrowNum ); aimMatrix.setLength( arrowNum ); inputMeshObj.setLength( arrowNum ); startSize.setLength( arrowNum ); size.setLength( arrowNum ); activeColor.setLength( arrowNum ); leadColor.setLength( arrowNum ); defaultColor.setLength( arrowNum ); fillAlpha.setLength( arrowNum ); lineAlpha.setLength( arrowNum ); offset.setLength( arrowNum ); for( int i =0; i < arrowNum; i++ ) { MDataHandle hArrow = hArrArrow.inputValue(); MDataHandle hInheritMatrix = hArrow.child( aInheritMatrix ); MDataHandle hAimMatrix = hArrow.child( aAimMatrix ); MDataHandle hInputMesh = hArrow.child( aInputMesh ); MDataHandle hStartSize = hArrow.child( aStartSize ); MDataHandle hSize = hArrow.child( aSize ); MDataHandle hActiveColor = hArrow.child( aActiveColor ); MDataHandle hLeadColor = hArrow.child( aLeadColor ); MDataHandle hDefaultColor = hArrow.child( aDefaultColor ); MDataHandle hFillAlpha = hArrow.child( aFillAlpha ); MDataHandle hLineAlpha = hArrow.child( aLineAlpha ); MDataHandle hOffset = hArrow.child( aOffset ); inheritMatrix[i] = hInheritMatrix.asBool(); aimMatrix[i] = hAimMatrix.asMatrix()*hDiscMatrix.asMatrix().inverse(); inputMeshObj[i] = hInputMesh.asMesh(); startSize[i] = hStartSize.asFloat(); size[i] = hSize.asFloat(); activeColor[i] = hActiveColor.asFloat3(); leadColor[i] = hLeadColor.asFloat3(); defaultColor[i] = hDefaultColor.asFloat3(); fillAlpha[i] = hFillAlpha.asFloat(); lineAlpha[i] = hLineAlpha.asFloat(); offset[i] = hOffset.asVector(); hArrArrow.next(); } MDataHandle hOutput = data.outputValue( aOutput ); hOutput.set( 1.0 ); data.setClean( plug ); return MS::kSuccess; }
void collisionShapeNode::computeCollisionShape(const MPlug& plug, MDataBlock& data) { // std::cout << "collisionShapeNode::computeCollisionShape" << std::endl; MObject thisObject(thisMObject()); MPlug plgInShape(thisObject, ia_shape); MPlug plgType(thisObject, ia_type); int type; plgType.getValue(type); switch(type) { case 0: { //convex hull MPlugArray plgaConnectedTo; plgInShape.connectedTo(plgaConnectedTo, true, true); if(plgaConnectedTo.length() > 0) { MObject node = plgaConnectedTo[0].node(); if(node.hasFn(MFn::kMesh)) { MDagPath dagPath; MDagPath::getAPathTo(node, dagPath); MFnMesh fnMesh(dagPath); MFloatPointArray mpoints; MFloatVectorArray mnormals; MIntArray mtrianglecounts; MIntArray mtrianglevertices; fnMesh.getPoints(mpoints, MSpace::kObject); fnMesh.getNormals(mnormals, MSpace::kObject); fnMesh.getTriangles(mtrianglecounts, mtrianglevertices); std::vector<vec3f> vertices(mpoints.length()); std::vector<vec3f> normals(mpoints.length()); std::vector<unsigned int> indices(mtrianglevertices.length()); for(size_t i = 0; i < vertices.size(); ++i) { vertices[i] = vec3f(mpoints[i].x, mpoints[i].y, mpoints[i].z); normals[i] = vec3f(mnormals[i].x, mnormals[i].y, mnormals[i].z); } for(size_t i = 0; i < indices.size(); ++i) { indices[i] = mtrianglevertices[i]; } m_collision_shape = solver_t::create_convex_hull_shape(&(vertices[0]), vertices.size(), &(normals[0]), &(indices[0]), indices.size()); } } } break; case 1: //mesh { //convex hull MPlugArray plgaConnectedTo; plgInShape.connectedTo(plgaConnectedTo, true, true); if(plgaConnectedTo.length() > 0) { MObject node = plgaConnectedTo[0].node(); if(node.hasFn(MFn::kMesh)) { MDagPath dagPath; MDagPath::getAPathTo(node, dagPath); MFnMesh fnMesh(dagPath); MFloatPointArray mpoints; MFloatVectorArray mnormals; MIntArray mtrianglecounts; MIntArray mtrianglevertices; fnMesh.getPoints(mpoints, MSpace::kObject); fnMesh.getNormals(mnormals, MSpace::kObject); fnMesh.getTriangles(mtrianglecounts, mtrianglevertices); std::vector<vec3f> vertices(mpoints.length()); std::vector<vec3f> normals(mpoints.length()); std::vector<unsigned int> indices(mtrianglevertices.length()); for(size_t i = 0; i < vertices.size(); ++i) { vertices[i] = vec3f(mpoints[i].x, mpoints[i].y, mpoints[i].z); normals[i] = vec3f(mnormals[i].x, mnormals[i].y, mnormals[i].z); } for(size_t i = 0; i < indices.size(); ++i) { indices[i] = mtrianglevertices[i]; } m_collision_shape = solver_t::create_mesh_shape(&(vertices[0]), vertices.size(), &(normals[0]), &(indices[0]), indices.size()); } } } break; case 2: //cylinder break; case 3: //capsule break; case 4: //box m_collision_shape = solver_t::create_box_shape(); break; case 5: //sphere m_collision_shape = solver_t::create_sphere_shape(); break; case 6: //plane m_collision_shape = solver_t::create_plane_shape(); break; } assert(m_collision_shape); data.setClean(plug); }
MStatus dynExprField::compute(const MPlug& plug, MDataBlock& block) // // Descriptions: // compute output force. // { MStatus status; if( !(plug == mOutputForce) ) return( MS::kUnknownParameter ); // get the logical index of the element this plug refers to. // int multiIndex = plug.logicalIndex( &status ); McheckErr(status, "ERROR in plug.logicalIndex.\n"); // Get input data handle, use outputArrayValue since we do not // want to evaluate both inputs, only the one related to the // requested multiIndex. Evaluating both inputs at once would cause // a dependency graph loop. MArrayDataHandle hInputArray = block.outputArrayValue( mInputData, &status ); McheckErr(status,"ERROR in hInputArray = block.outputArrayValue().\n"); status = hInputArray.jumpToElement( multiIndex ); McheckErr(status, "ERROR: hInputArray.jumpToElement failed.\n"); // get children of aInputData. MDataHandle hCompond = hInputArray.inputValue( &status ); McheckErr(status, "ERROR in hCompond=hInputArray.inputValue\n"); MDataHandle hPosition = hCompond.child( mInputPositions ); MObject dPosition = hPosition.data(); MFnVectorArrayData fnPosition( dPosition ); MVectorArray points = fnPosition.array( &status ); McheckErr(status, "ERROR in fnPosition.array(), not find points.\n"); // Comment out the following since velocity, and mass are // not needed in this field. // // MDataHandle hVelocity = hCompond.child( mInputVelocities ); // MObject dVelocity = hVelocity.data(); // MFnVectorArrayData fnVelocity( dVelocity ); // MVectorArray velocities = fnVelocity.array( &status ); // McheckErr(status, "ERROR in fnVelocity.array(), not find velocities.\n"); // // MDataHandle hMass = hCompond.child( mInputMass ); // MObject dMass = hMass.data(); // MFnDoubleArrayData fnMass( dMass ); // MDoubleArray masses = fnMass.array( &status ); // McheckErr(status, "ERROR in fnMass.array(), not find masses.\n"); // The attribute mInputPPData contains the attribute in an array form // parpared by the particleShape if the particleShape has per particle // attribute fieldName_attrName. // // Suppose a field with the name dynExprField1 is connecting to // particleShape1, and the particleShape1 has per particle float attribute // dynExprField1_magnitude and vector attribute dynExprField1_direction, // then hInputPPArray will contains a MdoubleArray with the corresponding // name "magnitude" and a MvectorArray with the name "direction". This // is a mechanism to allow the field attributes being driven by dynamic // expression. MArrayDataHandle mhInputPPData = block.inputArrayValue( mInputPPData, &status ); McheckErr(status,"ERROR in mhInputPPData = block.inputArrayValue().\n"); status = mhInputPPData.jumpToElement( multiIndex ); McheckErr(status, "ERROR: mhInputPPArray.jumpToElement failed.\n"); MDataHandle hInputPPData = mhInputPPData.inputValue( &status ); McheckErr(status, "ERROR in hInputPPData = mhInputPPData.inputValue\n"); MObject dInputPPData = hInputPPData.data(); MFnArrayAttrsData inputPPArray( dInputPPData ); MDataHandle hOwnerPPData = block.inputValue( mOwnerPPData, &status ); McheckErr(status, "ERROR in hOwnerPPData = block.inputValue\n"); MObject dOwnerPPData = hOwnerPPData.data(); MFnArrayAttrsData ownerPPArray( dOwnerPPData ); const MString magString("magnitude"); MFnArrayAttrsData::Type doubleType(MFnArrayAttrsData::kDoubleArray); bool arrayExist; MDoubleArray magnitudeArray; arrayExist = inputPPArray.checkArrayExist(magString, doubleType, &status); // McheckErr(status, "ERROR in checkArrayExist(magnitude)\n"); if(arrayExist) { magnitudeArray = inputPPArray.getDoubleData(magString, &status); // McheckErr(status, "ERROR in inputPPArray.doubleArray(magnitude)\n"); } MDoubleArray magnitudeOwnerArray; arrayExist = ownerPPArray.checkArrayExist(magString, doubleType, &status); // McheckErr(status, "ERROR in checkArrayExist(magnitude)\n"); if(arrayExist) { magnitudeOwnerArray = ownerPPArray.getDoubleData(magString, &status); // McheckErr(status, "ERROR in ownerPPArray.doubleArray(magnitude)\n"); } const MString dirString("direction"); MFnArrayAttrsData::Type vectorType(MFnArrayAttrsData::kVectorArray); arrayExist = inputPPArray.checkArrayExist(dirString, vectorType, &status); MVectorArray directionArray; // McheckErr(status, "ERROR in checkArrayExist(direction)\n"); if(arrayExist) { directionArray = inputPPArray.getVectorData(dirString, &status); // McheckErr(status, "ERROR in inputPPArray.vectorArray(direction)\n"); } arrayExist = ownerPPArray.checkArrayExist(dirString, vectorType, &status); MVectorArray directionOwnerArray; // McheckErr(status, "ERROR in checkArrayExist(direction)\n"); if(arrayExist) { directionOwnerArray = ownerPPArray.getVectorData(dirString, &status); // McheckErr(status, "ERROR in ownerPPArray.vectorArray(direction)\n"); } // Compute the output force. // MVectorArray forceArray; apply( block, points.length(), magnitudeArray, magnitudeOwnerArray, directionArray, directionOwnerArray, forceArray ); // get output data handle // MArrayDataHandle hOutArray = block.outputArrayValue( mOutputForce, &status); McheckErr(status, "ERROR in hOutArray = block.outputArrayValue.\n"); MArrayDataBuilder bOutArray = hOutArray.builder( &status ); McheckErr(status, "ERROR in bOutArray = hOutArray.builder.\n"); // get output force array from block. // MDataHandle hOut = bOutArray.addElement(multiIndex, &status); McheckErr(status, "ERROR in hOut = bOutArray.addElement.\n"); MFnVectorArrayData fnOutputForce; MObject dOutputForce = fnOutputForce.create( forceArray, &status ); McheckErr(status, "ERROR in dOutputForce = fnOutputForce.create\n"); // update data block with new output force data. // hOut.set( dOutputForce ); block.setClean( plug ); return( MS::kSuccess ); }
MStatus ProxyViz::compute( const MPlug& plug, MDataBlock& block ) { if(!m_enableCompute) return MS::kSuccess; if( plug == outValue ) { updateWorldSpace(thisMObject() ); MStatus status; ExampVox * defBox = plantExample(0); defBox->setGeomSizeMult(block.inputValue(aradiusMult).asFloat() ); defBox->setGeomBox(block.inputValue(abboxminx).asFloat(), block.inputValue(abboxminy).asFloat(), block.inputValue(abboxminz).asFloat(), block.inputValue(abboxmaxx).asFloat(), block.inputValue(abboxmaxy).asFloat(), block.inputValue(abboxmaxz).asFloat()); float grdsz = defBox->geomExtent() * 32.f ; if(grdsz < 32.f) { AHelper::Info<float>(" ProxyViz input box is too small", grdsz); grdsz = 32.f; AHelper::Info<float>(" trancated to", grdsz); } if(m_toSetGrid) { m_toSetGrid = false; resetGrid(grdsz); } if(_firstLoad) { /// internal cache only, initializing from external cache is obsolete if(!loadInternal(block) ) std::cout<<"\n ERROR proxviz cannot load internal cache"; _firstLoad = 0; } if(!m_toCheckVisibility) { MArrayDataHandle groundMeshArray = block.inputArrayValue(agroundMesh ); MArrayDataHandle groundSpaceArray = block.inputArrayValue(agroundSpace ); /// in case no ground is connected if(updateGround(groundMeshArray, groundSpaceArray )) { moveWithGround(); AHelper::Info<std::string>(" ProxyViz ground ", groundBuildLog() ); } } if(!m_hasParticle) { block.setClean(plug); return MS::kSuccess; } const int ngroups = block.inputValue(agroupcount).asInt(); MDataHandle hdata = block.inputValue(outPositionPP, &status); MFnVectorArrayData farray(hdata.data(), &status); if(!status) { MGlobal::displayInfo("proxy viz is not properly connected to a particle system"); block.setClean(plug); return MS::kSuccess; } MDataHandle scaledata = block.inputValue(outScalePP, &status); MFnVectorArrayData scalearray(scaledata.data(), &status); if(!status) { MGlobal::displayInfo("proxy viz is not properly connected to a particle system"); block.setClean(plug); return MS::kSuccess; } MDataHandle rotatedata = block.inputValue(outRotationPP, &status); MFnVectorArrayData rotatearray(rotatedata.data(), &status); if(!status) { MGlobal::displayInfo("proxy viz is not properly connected to a particle system"); block.setClean(plug); return MS::kSuccess; } MDataHandle replaceData = block.inputValue(outReplacePP, &status); MFnDoubleArrayData replaceArrayFn(replaceData.data(), &status); if(!status) { MGlobal::displayInfo("proxy viz is not properly connected to a particle system, needs userScalarPP"); block.setClean(plug); return MS::kSuccess; } MVectorArray outPosArray = farray.array(); MVectorArray outScaleArray = scalearray.array(); MVectorArray outRotateArray = rotatearray.array(); MDoubleArray outReplaceArray = replaceArrayFn.array(); if( outPosArray.length() < 1) { block.setClean(plug); return MS::kSuccess; } computePPAttribs(outPosArray, outRotateArray, outScaleArray, outReplaceArray, ngroups); float result = outPosArray.length(); MDataHandle outputHandle = block.outputValue( outValue ); outputHandle.set( result ); block.setClean(plug); } if(plug == outValue1) { MArrayDataHandle hArray = block.inputArrayValue(ainexamp); updateExamples(hArray); float result = 91.f; MDataHandle outputHandle = block.outputValue( outValue1 ); outputHandle.set( result ); block.setClean(plug); } return MS::kSuccess; }
MStatus clusterControledCurve::compute( const MPlug& plug, MDataBlock& data ) { //MFnDependencyNode thisNode( thisMObject() ); //cout << thisNode.name() << ", start" << endl; MStatus status; MDataHandle hInputCurve = data.inputValue( aInputCurve, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MDataHandle hInputCurveMatrix = data.inputValue( aInputCurveMatrix, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MDataHandle hOutputCurve = data.outputValue( aOutputCurve, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MArrayDataHandle hArrBindPreMatrix = data.inputArrayValue( aBindPreMatrix, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MArrayDataHandle hArrMatrix = data.inputArrayValue( aMatrix, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MArrayDataHandle hArrWeightList = data.inputArrayValue( aWeightList, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MDataHandle hUpdate = data.inputValue( aUpdate, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); MObject oInputCurve = hInputCurve.asNurbsCurve(); int bindPreMatrixLength = hArrBindPreMatrix.elementCount(); int matrixLength = hArrMatrix.elementCount(); MFnNurbsCurve fnInputCurve = oInputCurve; int numCVs = fnInputCurve.numCVs(); int weightListLength = hArrWeightList.elementCount(); if( weightListLength > 100 ) { cout << "WeightList Count Error : " << weightListLength << endl; return MS::kFailure; } MPointArray inputCvPoints; MPointArray outputCvPoints; fnInputCurve.getCVs( inputCvPoints ); outputCvPoints.setLength( numCVs ); MMatrix matrix; MMatrix inputCurveMatrix = hInputCurveMatrix.asMatrix(); MMatrix inputCurveMatrixInverse = inputCurveMatrix.inverse(); if( requireUpdate ) CHECK_MSTATUS_AND_RETURN_IT( updateBindPreMatrix( oInputCurve, inputCurveMatrixInverse, hArrMatrix, hArrBindPreMatrix, hUpdate.asBool() ) ); for( int i=0; i< numCVs; i++ ) { inputCvPoints[i] *= inputCurveMatrix; } for( int i=0; i< numCVs; i++ ) { outputCvPoints[i] = MPoint( 0,0,0 ); double weight; for( int j=0; j< matrixLength; j++ ) { weight = setWeights[i][j]; hArrMatrix.jumpToElement( j ); matrix = hArrMatrix.inputValue().asMatrix(); outputCvPoints[i] += inputCvPoints[i]*bindPreMatrix[j]*matrix*weight; } } for( int i=0; i< numCVs; i++ ) { outputCvPoints[i] *= inputCurveMatrixInverse; } MFnNurbsCurveData outputCurveData; MObject oOutputCurve = outputCurveData.create(); fnInputCurve.copy( oInputCurve, oOutputCurve ); MFnNurbsCurve fnOutputCurve( oOutputCurve, &status ); CHECK_MSTATUS_AND_RETURN_IT( status ); fnOutputCurve.setCVs( outputCvPoints ); hOutputCurve.set( oOutputCurve ); data.setClean( plug ); //cout << thisNode.name() << ", end" << endl; return status; }
MStatus anisotropicShaderNode::compute( const MPlug& plug, MDataBlock& block ) { if ((plug == aOutColor) || (plug.parent() == aOutColor)) { MFloatVector resultColor(0.0,0.0,0.0); MFloatVector diffuseColor( 0.0,0.0,0.0 ); MFloatVector specularColor( 0.0,0.0,0.0 ); MFloatVector ambientColor( 0.0,0.0,0.0 ); // get matrix MFloatMatrix& matrixOToW = block.inputValue( aMatrixOToW ).asFloatMatrix(); MFloatMatrix& matrixWToC = block.inputValue( aMatrixWToC ).asFloatMatrix(); // spin scratch around this vector (in object space ) MFloatVector& A = block.inputValue( aAxesVector ).asFloatVector(); A.normalize(); // spin scratch around this vector (in world space ) MFloatVector wa = A * matrixOToW; wa.normalize(); // spin scratch around this vector (in camera space ) MFloatVector ca = wa * matrixWToC; ca.normalize(); MFloatVector& surfacePoint = block.inputValue( aPointCamera ).asFloatVector(); // get sample surface shading parameters MFloatVector& N = block.inputValue( aNormalCamera ).asFloatVector(); MFloatVector& surfaceColor = block.inputValue( aColor ).asFloatVector(); float diffuseReflectivity = block.inputValue( aDiffuseReflectivity ).asFloat(); float specularCoeff = block.inputValue( aSpecularCoeff ).asFloat(); // get light list MArrayDataHandle lightData = block.inputArrayValue( aLightData ); int numLights = lightData.elementCount(); // iterate through light list and get ambient/diffuse values for( int count=0; count < numLights; count++ ) { MDataHandle currentLight = lightData.inputValue(); MFloatVector& lightIntensity = currentLight.child( aLightIntensity ).asFloatVector(); MFloatVector& lightDirection = currentLight.child( aLightDirection ).asFloatVector(); // find ambient component if( currentLight.child(aLightAmbient).asBool()) { ambientColor[0] += lightIntensity[0] * surfaceColor[0]; ambientColor[1] += lightIntensity[1] * surfaceColor[1]; ambientColor[2] += lightIntensity[2] * surfaceColor[2]; } float cosln = lightDirection * N; if( cosln > 0.0f ){ // illuminated! // find diffuse component if( currentLight.child(aLightDiffuse).asBool()) { float cosDif = cosln * diffuseReflectivity; diffuseColor[0] += lightIntensity[0] * cosDif * surfaceColor[0]; diffuseColor[1] += lightIntensity[1] * cosDif * surfaceColor[1]; diffuseColor[2] += lightIntensity[2] * cosDif * surfaceColor[2]; } // find specular component if( currentLight.child( aLightSpecular).asBool()){ MFloatVector& rayDirection = block.inputValue( aRayDirection ).asFloatVector(); MFloatVector viewDirection = -rayDirection; MFloatVector half = calcHalfVector( viewDirection, lightDirection ); // Beckmann function MFloatVector nA; if( fabs(1.0-fabs(N*ca)) <= 0.0001f ){ MFloatPoint oo( 0.0,0.0,0.0 ); MFloatPoint ow = oo * matrixOToW; MFloatPoint oc = ow * matrixWToC; MFloatVector origin( oc[0], oc[1], oc[2] ); nA = origin - surfacePoint; nA.normalize(); }else{ nA = ca; } MFloatVector x = N ^ nA; x.normalize(); MFloatVector y = N ^ x; y.normalize(); MFloatVector azimuthH = N ^ half; azimuthH = N ^ azimuthH; azimuthH.normalize(); float cos_phai = x * azimuthH; float sin_phai = 0.0; if( fabs(1 - cos_phai*cos_phai) < 0.0001 ){ sin_phai = 0.0; }else{ sin_phai = sqrtf( 1.0f - cos_phai*cos_phai ); } double co = pow( (half * N), 4.0f ); double t = tan( acos(half*N) ); t *= -t; float rough1 = block.inputValue( aRoughness1 ).asFloat(); float rough2 = block.inputValue( aRoughness2 ).asFloat(); double aaa = cos_phai / rough1; double bbb = sin_phai / rough2; t = t * ( aaa*aaa + bbb*bbb ); double D = pow( (1.0/((double)rough1*(double)rough2 * co)), t ); double aa = (2.0 * (N*half) * (N*viewDirection) ) / (viewDirection*half); double bb = (2.0 * (N*half) * (N*lightDirection) ) / (viewDirection*half); double cc = 1.0; double G = 0.0; G = MIN( aa, bb ); G = MIN( G, cc ); float s = (float) (D * G / (double)((N*lightDirection) * (N*viewDirection))); MFloatVector& specColor = block.inputValue( aSpecColor ).asFloatVector(); specularColor[0] += lightIntensity[0] * specColor[0] * s * specularCoeff; specularColor[1] += lightIntensity[1] * specColor[1] * s * specularCoeff; specularColor[2] += lightIntensity[2] * specColor[2] * s * specularCoeff; } } if( !lightData.next() ){ break; } } // result = specular + diffuse + ambient; resultColor = diffuseColor + specularColor + ambientColor; MFloatVector& transparency = block.inputValue( aInTransparency ).asFloatVector(); resultColor[0] *= ( 1.0f - transparency[0] ); resultColor[1] *= ( 1.0f - transparency[1] ); resultColor[2] *= ( 1.0f - transparency[2] ); // set ouput color attribute MDataHandle outColorHandle = block.outputValue( aOutColor ); MFloatVector& outColor = outColorHandle.asFloatVector(); outColor = resultColor; outColorHandle.setClean(); block.setClean( plug ); } else if ((plug == aOutTransparency) || (plug.parent() == aOutTransparency)) { MFloatVector& tr = block.inputValue( aInTransparency ).asFloatVector(); // set ouput color attribute MDataHandle outTransHandle = block.outputValue( aOutTransparency ); MFloatVector& outTrans = outTransHandle.asFloatVector(); outTrans = tr; block.setClean( plug ); } else return MS::kUnknownParameter; return MS::kSuccess; }
MStatus sgHair_controlJoint::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; MDataHandle hStaticRotation = data.inputValue( aStaticRotation ); m_bStaticRotation = hStaticRotation.asBool(); if( m_isDirtyMatrix ) { MDataHandle hInputBaseCurveMatrix = data.inputValue( aInputBaseCurveMatrix ); m_mtxBaseCurve = hInputBaseCurveMatrix.asMatrix(); } if( m_isDirtyParentMatrixBase ) { MDataHandle hJointParenBasetMatrix = data.inputValue( aJointParentBaseMatrix ); m_mtxJointParentBase = hJointParenBasetMatrix.asMatrix(); } if( m_isDirtyCurve || m_isDirtyParentMatrixBase ) { MDataHandle hInputBaseCurve = data.inputValue( aInputBaseCurve ); MFnNurbsCurve fnCurve = hInputBaseCurve.asNurbsCurve(); fnCurve.getCVs( m_cvs ); getJointPositionBaseWorld(); } if( m_isDirtyGravityOption || m_isDirtyCurve || m_isDirtyParentMatrixBase ) { MDataHandle hGravityParam = data.inputValue( aGravityParam ); MDataHandle hGravityRange = data.inputValue( aGravityRange ); MDataHandle hGravityWeight = data.inputValue( aGravityWeight ); MDataHandle hGravityOffsetMatrix = data.inputValue( aGravityOffsetMatrix ); m_paramGravity = hGravityParam.asDouble(); m_rangeGravity = hGravityRange.asDouble(); m_weightGravity = hGravityWeight.asDouble(); m_mtxGravityOffset = hGravityOffsetMatrix.asMatrix(); m_mtxGravityOffset( 3,0 ) = 0.0; m_mtxGravityOffset( 3,1 ) = 0.0; m_mtxGravityOffset( 3,2 ) = 0.0; setGravityJointPositionWorld(); } setOutput(); MArrayDataHandle hArrOutput = data.outputValue( aOutput ); MArrayDataBuilder builderOutput( aOutput, m_cvs.length() ); for( int i=0; i< m_cvs.length(); i++ ) { MDataHandle hOutput = builderOutput.addElement( i ); MDataHandle hOutTrans = hOutput.child( aOutTrans ); MDataHandle hOutOrient = hOutput.child( aOutOrient ); hOutTrans.set( m_vectorArrTransJoint[i] ); hOutOrient.set( m_vectorArrRotateJoint[i] ); } hArrOutput.set( builderOutput ); hArrOutput.setAllClean(); data.setClean( plug ); m_isDirtyMatrix = false; m_isDirtyCurve = false; m_isDirtyGravityOption = false; m_isDirtyParentMatrixBase = false; return MS::kSuccess; }
MStatus NBuddyEMPSaverNode::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; if (plug == _outTrigger) { MDataHandle outputPathHdl = data.inputValue( _empOutputPath, &status ); NM_CheckMStatus( status, "Failed to get the output path handle"); MString outputPath = outputPathHdl.asString(); // Get the input time MDataHandle timeHdl = data.inputValue( _time, &status ); NM_CheckMStatus( status, "Failed to get time handle"); MTime time = timeHdl.asTime(); // Get the frame padding MDataHandle framePaddingHdl = data.inputValue( _framePadding, &status ); NM_CheckMStatus( status, "Failed to get the framePadding handle"); int numPad = framePaddingHdl.asInt(); // Get the frame padding MDataHandle timeStepHdl = data.inputValue( _timeStep, &status ); NM_CheckMStatus( status, "Failed to get the timeStep handle"); int timeStep = timeStepHdl.asInt(); // Get the time in frames int frameNr = (int)floor( time.as( time.uiUnit() ) ); //Create the writer, givin it the time index in seconds Nb::EmpWriter* writer = new Nb::EmpWriter( "", outputPath.asChar(), // absolute fullpath of emp frameNr, // frame timeStep, // timestep numPad, // zero-padding time.as( MTime::kSeconds ) // emp timestamp ); // Then get the inputBodies MArrayDataHandle inBodyArrayData = data.inputArrayValue( _inBodies, &status ); NM_CheckMStatus( status, "Failed to create get inBodyArrayData handle"); // Loop the input in the inBody multi plug unsigned int numBodies = inBodyArrayData.elementCount(); if ( numBodies > 0 ) { //Jump to the first element in the array inBodyArrayData.jumpToArrayElement(0); //Loop all the body inputs and add them to the empWriter for ( unsigned int i(0); i < numBodies; ++i) { MDataHandle bodyDataHnd = inBodyArrayData.inputValue( &status ); MFnPluginData dataFn(bodyDataHnd.data()); //Get naiad body from datatype naiadBodyData * bodyData = (naiadBodyData*)dataFn.data( &status ); if ( bodyData && bodyData->nBody() ) { //Add body to writer try{ Nb::String channels("*.*"); writer->write(bodyData->nBody(),channels); } catch(std::exception& e) { std::cerr << "NBuddyEMPSaverNode::compute() " << e.what() << std::endl; } } else std::cerr << "NBuddyEMPSaverNode::compute() :: No body in input " << inBodyArrayData.elementIndex() << std::endl; //Next body in the input multi inBodyArrayData.next(); } } try{ writer->close(); // Get rid of the writer object delete writer; } catch(std::exception& e) { std::cerr << "NBuddyEMPSaverNode::compute() " << e.what() << std::endl; } //Set the output to be clean indicating that we have saved out the file MDataHandle outTriggerHnd = data.outputValue( _outTrigger, &status ); outTriggerHnd.set(true); data.setClean( plug ); } return status; }
MStatus LSystemNode::compute(const MPlug& plug, MDataBlock& data) { MStatus returnStatus; if (plug == outputMesh) { /* Get time */ MDataHandle timeData = data.inputValue( time, &returnStatus ); McheckErr(returnStatus, "Error getting time data handle\n"); MTime time = timeData.asTime(); MDataHandle angleData = data.inputValue( angle, &returnStatus ); McheckErr(returnStatus, "Error getting time data handle\n"); double angle_value = angleData.asDouble(); MDataHandle stepsData = data.inputValue( steps, &returnStatus ); McheckErr(returnStatus, "Error getting time data handle\n"); double steps_value = stepsData.asDouble(); MDataHandle grammarData = data.inputValue( grammar, &returnStatus ); McheckErr(returnStatus, "Error getting time data handle\n"); MString grammar_value = grammarData.asString(); /* Get output object */ MDataHandle outputHandle = data.outputValue(outputMesh, &returnStatus); McheckErr(returnStatus, "ERROR getting polygon data handle\n"); MFnMeshData dataCreator; MObject newOutputData = dataCreator.create(&returnStatus); McheckErr(returnStatus, "ERROR creating outputData"); MFnMesh myMesh; MPointArray points; MIntArray faceCounts; MIntArray faceConnects; //MString grammar = ("F\\nF->F[+F]F[-F]F"); CylinderMesh *cm; LSystem system; system.loadProgramFromString(grammar_value.asChar()); system.setDefaultAngle(angle_value); system.setDefaultStep(steps_value); std::vector<LSystem::Branch> branches; system.process(time.value(), branches); int k = branches.size(); for(int j = 0; j < branches.size(); j++) { //1. find the position for start and end point of current branch //2. generate a cylinder MPoint start(branches[j].first[0],branches[j].first[1],branches[j].first[2]); MPoint end(branches[j].second[0],branches[j].second[1],branches[j].second[2]); cm = new CylinderMesh(start, end); cm->appendToMesh(points, faceCounts, faceConnects); } MObject newMesh = myMesh.create(points.length(), faceCounts.length(), points, faceCounts, faceConnects, newOutputData, &returnStatus); McheckErr(returnStatus, "ERROR creating new mesh"); outputHandle.set(newOutputData); data.setClean( plug ); } else return MS::kUnknownParameter; return MS::kSuccess; }
void sixdofConstraintNode::computeWorldMatrix(const MPlug& plug, MDataBlock& data) { MObject thisObject(thisMObject()); MFnDagNode fnDagNode(thisObject); MObject update; MPlug(thisObject, ca_constraint).getValue(update); MPlug(thisObject, ca_constraintParam).getValue(update); MStatus status; MFnTransform fnParentTransform(fnDagNode.parent(0, &status)); double fixScale[3] = { 1., 1., 1. }; // lock scale fnParentTransform.setScale(fixScale); MVector mtranslation = fnParentTransform.getTranslation(MSpace::kTransform, &status); if(bSolverNode::isStartTime) { // allow to edit pivots MPlug plgRigidBodyA(thisObject, ia_rigidBodyA); MPlug plgRigidBodyB(thisObject, ia_rigidBodyB); MObject update; //force evaluation of the rigidBody plgRigidBodyA.getValue(update); if(plgRigidBodyA.isConnected()) { MPlugArray connections; plgRigidBodyA.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNode(connections[0].node()); if(fnNode.typeId() == boingRBNode::typeId) { MObject rbAObj = fnNode.object(); boingRBNode *pRigidBodyNodeA = static_cast<boingRBNode*>(fnNode.userNode()); MPlug(rbAObj, pRigidBodyNodeA->worldMatrix).elementByLogicalIndex(0).getValue(update); } } } plgRigidBodyB.getValue(update); if(plgRigidBodyB.isConnected()) { MPlugArray connections; plgRigidBodyB.connectedTo(connections, true, true); if(connections.length() != 0) { MFnDependencyNode fnNode(connections[0].node()); if(fnNode.typeId() == boingRBNode::typeId) { MObject rbBObj = fnNode.object(); boingRBNode *pRigidBodyNodeB = static_cast<boingRBNode*>(fnNode.userNode()); MPlug(rbBObj, pRigidBodyNodeB->worldMatrix).elementByLogicalIndex(0).getValue(update); } } } if(m_constraint) { MQuaternion mrotation; fnParentTransform.getRotation(mrotation, MSpace::kTransform); bool doUpdatePivot = m_constraint->getPivotChanged(); if(!doUpdatePivot) { vec3f worldP; quatf worldR; m_constraint->get_world(worldP, worldR); float deltaPX = worldP[0] - float(mtranslation.x); float deltaPY = worldP[1] - float(mtranslation.y); float deltaPZ = worldP[2] - float(mtranslation.z); float deltaRX = (float)mrotation.x - worldR[1]; float deltaRY = (float)mrotation.y - worldR[2]; float deltaRZ = (float)mrotation.z - worldR[3]; float deltaRW = (float)mrotation.w - worldR[0]; float deltaSq = deltaPX * deltaPX + deltaPY * deltaPY + deltaPZ * deltaPZ + deltaRX * deltaRX + deltaRY * deltaRY + deltaRZ * deltaRZ + deltaRW * deltaRW; doUpdatePivot = (deltaSq > FLT_EPSILON); } if(doUpdatePivot) { m_constraint->set_world(vec3f((float) mtranslation[0], (float) mtranslation[1], (float) mtranslation[2]), quatf((float)mrotation.w, (float)mrotation.x, (float)mrotation.y, (float)mrotation.z)); vec3f pivInA, pivInB; quatf rotInA, rotInB; m_constraint->get_frameA(pivInA, rotInA); m_constraint->get_frameB(pivInB, rotInB); MDataHandle hPivInA = data.outputValue(ia_pivotInA); float3 &ihPivInA = hPivInA.asFloat3(); MDataHandle hPivInB = data.outputValue(ia_pivotInB); float3 &ihPivInB = hPivInB.asFloat3(); for(int i = 0; i < 3; i++) { ihPivInA[i] = pivInA[i]; ihPivInB[i] = pivInB[i]; } MDataHandle hRotInA = data.outputValue(ia_rotationInA); float3 &hrotInA = hRotInA.asFloat3(); MQuaternion mrotA(rotInA[1], rotInA[2], rotInA[3], rotInA[0]); MEulerRotation newrotA(mrotA.asEulerRotation()); hrotInA[0] = rad2deg((float)newrotA.x); hrotInA[1] = rad2deg((float)newrotA.y); hrotInA[2] = rad2deg((float)newrotA.z); MDataHandle hRotInB = data.outputValue(ia_rotationInB); float3 &hrotInB = hRotInB.asFloat3(); MQuaternion mrotB(rotInB[1], rotInB[2], rotInB[3], rotInB[0]); MEulerRotation newrotB(mrotB.asEulerRotation()); hrotInB[0] = rad2deg((float)newrotB.x); hrotInB[1] = rad2deg((float)newrotB.y); hrotInB[2] = rad2deg((float)newrotB.z); m_constraint->setPivotChanged(false); m_constraint->get_local_frameA(m_PivInA, m_RotInA); m_constraint->get_local_frameB(m_PivInB, m_RotInB); } } } else { // if not start time, lock position and rotation if(m_constraint) { vec3f worldP; quatf worldR; m_constraint->get_world(worldP, worldR); fnParentTransform.setTranslation(MVector(worldP[0], worldP[1], worldP[2]), MSpace::kTransform); fnParentTransform.setRotation(MQuaternion(worldR[1], worldR[2], worldR[3], worldR[0])); } } m_initialized = true; data.setClean(plug); }
MStatus AlembicNode::compute(const MPlug & plug, MDataBlock & dataBlock) { MStatus status; // update the frame number to be imported MDataHandle speedHandle = dataBlock.inputValue(mSpeedAttr, &status); double speed = speedHandle.asDouble(); MDataHandle offsetHandle = dataBlock.inputValue(mOffsetAttr, &status); double offset = offsetHandle.asDouble(); MDataHandle timeHandle = dataBlock.inputValue(mTimeAttr, &status); MTime t = timeHandle.asTime(); double inputTime = t.as(MTime::kSeconds); double fps = getFPS(); // scale and offset inputTime. inputTime = computeAdjustedTime(inputTime, speed, offset/fps); // this should be done only once per file if (mFileInitialized == false) { mFileInitialized = true; MDataHandle dataHandle = dataBlock.inputValue(mAbcFileNameAttr); MFileObject fileObject; fileObject.setRawFullName(dataHandle.asString()); MString fileName = fileObject.resolvedFullName(); // TODO, make sure the file name, or list of files create a valid // Alembic IArchive // initialize some flags for plug update mSubDInitialized = false; mPolyInitialized = false; // When an alembic cache will be imported at the first time using // AbcImport, we need to set mIncludeFilterAttr (filterHandle) to be // mIncludeFilterString for later use. When we save a maya scene(.ma) // mIncludeFilterAttr will be saved. Then when we load the saved // .ma file, mIncludeFilterString will be set to be mIncludeFilterAttr. MDataHandle includeFilterHandle = dataBlock.inputValue(mIncludeFilterAttr, &status); MString& includeFilterString = includeFilterHandle.asString(); if (mIncludeFilterString.length() > 0) { includeFilterHandle.set(mIncludeFilterString); dataBlock.setClean(mIncludeFilterAttr); } else if (includeFilterString.length() > 0) { mIncludeFilterString = includeFilterString; } MDataHandle excludeFilterHandle = dataBlock.inputValue(mExcludeFilterAttr, &status); MString& excludeFilterString = excludeFilterHandle.asString(); if (mExcludeFilterString.length() > 0) { excludeFilterHandle.set(mExcludeFilterString); dataBlock.setClean(mExcludeFilterAttr); } else if (excludeFilterString.length() > 0) { mExcludeFilterString = excludeFilterString; } MFnDependencyNode dep(thisMObject()); MPlug allSetsPlug = dep.findPlug("allColorSets"); CreateSceneVisitor visitor(inputTime, !allSetsPlug.isNull(), MObject::kNullObj, CreateSceneVisitor::NONE, "", mIncludeFilterString, mExcludeFilterString); { mData.getFrameRange(mSequenceStartTime, mSequenceEndTime); MDataHandle startFrameHandle = dataBlock.inputValue(mStartFrameAttr, &status); startFrameHandle.set(mSequenceStartTime*fps); MDataHandle endFrameHandle = dataBlock.inputValue(mEndFrameAttr, &status); endFrameHandle.set(mSequenceEndTime*fps); } } // Retime MDataHandle cycleHandle = dataBlock.inputValue(mCycleTypeAttr, &status); short playType = cycleHandle.asShort(); inputTime = computeRetime(inputTime, mSequenceStartTime, mSequenceEndTime, playType); clamp<double>(mSequenceStartTime, mSequenceEndTime, inputTime); // update only when the time lapse is big enough if (fabs(inputTime - mCurTime) > 0.00001) { mOutRead = std::vector<bool>(mOutRead.size(), false); mCurTime = inputTime; } if (plug == mOutPropArrayAttr) { if (mOutRead[0]) { dataBlock.setClean(plug); return MS::kSuccess; } mOutRead[0] = true; unsigned int propSize = static_cast<unsigned int>(mData.mPropList.size()); if (propSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue( mOutPropArrayAttr, &status); unsigned int outHandleIndex = 0; MDataHandle outHandle; // for all of the nodes with sampled attributes for (unsigned int i = 0; i < propSize; i++) { // only use the handle if it matches the index. // The index wont line up in the sparse case so we // can just skip that element. if (outArrayHandle.elementIndex() == outHandleIndex++) { outHandle = outArrayHandle.outputValue(); } else { continue; } if (mData.mPropList[i].mArray.valid()) { readProp(mCurTime, mData.mPropList[i].mArray, outHandle); } else if (mData.mPropList[i].mScalar.valid()) { // for visibility only if (mData.mPropList[i].mScalar.getName() == Alembic::AbcGeom::kVisibilityPropertyName) { Alembic::Util::int8_t visVal = 1; mData.mPropList[i].mScalar.get(&visVal, Alembic::Abc::ISampleSelector(mCurTime, Alembic::Abc::ISampleSelector::kNearIndex )); outHandle.setGenericBool(visVal != 0, false); } else { // for all scalar props readProp(mCurTime, mData.mPropList[i].mScalar, outHandle); } } outArrayHandle.next(); } outArrayHandle.setAllClean(); } } else if (plug == mOutTransOpArrayAttr ) { if (mOutRead[1]) { dataBlock.setClean(plug); return MS::kSuccess; } mOutRead[1] = true; unsigned int xformSize = static_cast<unsigned int>(mData.mXformList.size()); if (xformSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutTransOpArrayAttr, &status); MPlug arrayPlug(thisMObject(), mOutTransOpArrayAttr); MDataHandle outHandle; unsigned int outHandleIndex = 0; for (unsigned int i = 0; i < xformSize; i++) { std::vector<double> sampleList; if (mData.mIsComplexXform[i]) { readComplex(mCurTime, mData.mXformList[i], sampleList); } else { Alembic::AbcGeom::XformSample samp; read(mCurTime, mData.mXformList[i], sampleList, samp); } unsigned int sampleSize = (unsigned int)sampleList.size(); for (unsigned int j = 0; j < sampleSize; j++) { // only use the handle if it matches the index. // The index wont line up in the sparse case so we // can just skip that element. if (outArrayHandle.elementIndex() == outHandleIndex++) { outHandle = outArrayHandle.outputValue(&status); } else continue; outArrayHandle.next(); outHandle.set(sampleList[j]); } } outArrayHandle.setAllClean(); } } else if (plug == mOutLocatorPosScaleArrayAttr ) { if (mOutRead[8]) { dataBlock.setClean(plug); return MS::kSuccess; } mOutRead[8] = true; unsigned int locSize = static_cast<unsigned int>(mData.mLocList.size()); if (locSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutLocatorPosScaleArrayAttr, &status); MPlug arrayPlug(thisMObject(), mOutLocatorPosScaleArrayAttr); MDataHandle outHandle; unsigned int outHandleIndex = 0; for (unsigned int i = 0; i < locSize; i++) { std::vector< double > sampleList; read(mCurTime, mData.mLocList[i], sampleList); unsigned int sampleSize = (unsigned int)sampleList.size(); for (unsigned int j = 0; j < sampleSize; j++) { // only use the handle if it matches the index. // The index wont line up in the sparse case so we // can just skip that element. if (outArrayHandle.elementIndex() == outHandleIndex++) { outHandle = outArrayHandle.outputValue(&status); } else continue; outArrayHandle.next(); outHandle.set(sampleList[j]); } } outArrayHandle.setAllClean(); } } else if (plug == mOutSubDArrayAttr) { if (mOutRead[2]) { // Reference the output to let EM know we are the writer // of the data. EM sets the output to holder and causes // race condition when evaluating fan-out destinations. MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutSubDArrayAttr, &status); const unsigned int elementCount = outArrayHandle.elementCount(); for (unsigned int j = 0; j < elementCount; j++) { outArrayHandle.outputValue().data(); outArrayHandle.next(); } outArrayHandle.setAllClean(); return MS::kSuccess; } mOutRead[2] = true; unsigned int subDSize = static_cast<unsigned int>(mData.mSubDList.size()); if (subDSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue( mOutSubDArrayAttr, &status); MDataHandle outHandle; for (unsigned int j = 0; j < subDSize; j++) { // these elements can be sparse if they have been deleted if (outArrayHandle.elementIndex() != j) { continue; } outHandle = outArrayHandle.outputValue(&status); outArrayHandle.next(); MObject obj = outHandle.data(); if (obj.hasFn(MFn::kMesh)) { MFnMesh fnMesh(obj); readSubD(mCurTime, fnMesh, obj, mData.mSubDList[j], mSubDInitialized); outHandle.set(obj); } } mSubDInitialized = true; outArrayHandle.setAllClean(); } // for the case where we don't have any nodes, we want to make sure // to push out empty meshes on our connections, this can happen if // the input file was offlined, currently we only need to do this for // meshes as Nurbs, curves, and the other channels don't crash Maya else { MArrayDataHandle outArrayHandle = dataBlock.outputValue( mOutSubDArrayAttr, &status); if (outArrayHandle.elementCount() > 0) { do { MDataHandle outHandle = outArrayHandle.outputValue(); MObject obj = outHandle.data(); if (obj.hasFn(MFn::kMesh)) { MFloatPointArray emptyVerts; MIntArray emptyCounts; MIntArray emptyConnects; MFnMesh emptyMesh; emptyMesh.create(0, 0, emptyVerts, emptyCounts, emptyConnects, obj); outHandle.set(obj); } } while (outArrayHandle.next() == MS::kSuccess); } mSubDInitialized = true; outArrayHandle.setAllClean(); } } else if (plug == mOutPolyArrayAttr) { if (mOutRead[3]) { // Reference the output to let EM know we are the writer // of the data. EM sets the output to holder and causes // race condition when evaluating fan-out destinations. MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutPolyArrayAttr, &status); const unsigned int elementCount = outArrayHandle.elementCount(); for (unsigned int j = 0; j < elementCount; j++) { outArrayHandle.outputValue().data(); outArrayHandle.next(); } outArrayHandle.setAllClean(); return MS::kSuccess; } mOutRead[3] = true; unsigned int polySize = static_cast<unsigned int>(mData.mPolyMeshList.size()); if (polySize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutPolyArrayAttr, &status); MDataHandle outHandle; for (unsigned int j = 0; j < polySize; j++) { // these elements can be sparse if they have been deleted if (outArrayHandle.elementIndex() != j) { continue; } outHandle = outArrayHandle.outputValue(&status); outArrayHandle.next(); MObject obj = outHandle.data(); if (obj.hasFn(MFn::kMesh)) { MFnMesh fnMesh(obj); readPoly(mCurTime, fnMesh, obj, mData.mPolyMeshList[j], mPolyInitialized); outHandle.set(obj); } } mPolyInitialized = true; outArrayHandle.setAllClean(); } // for the case where we don't have any nodes, we want to make sure // to push out empty meshes on our connections, this can happen if // the input file was offlined, currently we only need to do this for // meshes as Nurbs, curves, and the other channels don't crash Maya else { MArrayDataHandle outArrayHandle = dataBlock.outputValue( mOutPolyArrayAttr, &status); if (outArrayHandle.elementCount() > 0) { do { MDataHandle outHandle = outArrayHandle.outputValue(&status); MObject obj = outHandle.data(); if (obj.hasFn(MFn::kMesh)) { MFloatPointArray emptyVerts; MIntArray emptyCounts; MIntArray emptyConnects; MFnMesh emptyMesh; emptyMesh.create(0, 0, emptyVerts, emptyCounts, emptyConnects, obj); outHandle.set(obj); } } while (outArrayHandle.next() == MS::kSuccess); } mPolyInitialized = true; outArrayHandle.setAllClean(); } } else if (plug == mOutCameraArrayAttr) { if (mOutRead[4]) { dataBlock.setClean(plug); return MS::kSuccess; } mOutRead[4] = true; unsigned int cameraSize = static_cast<unsigned int>(mData.mCameraList.size()); if (cameraSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutCameraArrayAttr, &status); MPlug arrayPlug(thisMObject(), mOutCameraArrayAttr); double angleConversion = 1.0; switch (MAngle::uiUnit()) { case MAngle::kRadians: angleConversion = 0.017453292519943295; break; case MAngle::kAngMinutes: angleConversion = 60.0; break; case MAngle::kAngSeconds: angleConversion = 3600.0; break; default: break; } MDataHandle outHandle; unsigned int index = 0; for (unsigned int cameraIndex = 0; cameraIndex < cameraSize; cameraIndex++) { Alembic::AbcGeom::ICamera & cam = mData.mCameraList[cameraIndex]; std::vector<double> array; read(mCurTime, cam, array); for (unsigned int dataIndex = 0; dataIndex < array.size(); dataIndex++, index++) { // skip over sparse elements if (index != outArrayHandle.elementIndex()) { continue; } outHandle = outArrayHandle.outputValue(&status); outArrayHandle.next(); // not shutter angle index, so not an angle if (dataIndex != 11) { outHandle.set(array[dataIndex]); } else { outHandle.set(array[dataIndex] * angleConversion); } } // for the per camera data handles } // for each camera outArrayHandle.setAllClean(); } } else if (plug == mOutNurbsSurfaceArrayAttr) { if (mOutRead[5]) { // Reference the output to let EM know we are the writer // of the data. EM sets the output to holder and causes // race condition when evaluating fan-out destinations. MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutNurbsSurfaceArrayAttr, &status); const unsigned int elementCount = outArrayHandle.elementCount(); for (unsigned int j = 0; j < elementCount; j++) { outArrayHandle.outputValue().data(); outArrayHandle.next(); } outArrayHandle.setAllClean(); return MS::kSuccess; } mOutRead[5] = true; unsigned int nSurfaceSize = static_cast<unsigned int>(mData.mNurbsList.size()); if (nSurfaceSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutNurbsSurfaceArrayAttr, &status); MDataHandle outHandle; for (unsigned int j = 0; j < nSurfaceSize; j++) { // these elements can be sparse if they have been deleted if (outArrayHandle.elementIndex() != j) continue; outHandle = outArrayHandle.outputValue(&status); outArrayHandle.next(); MObject obj = outHandle.data(); if (obj.hasFn(MFn::kNurbsSurface)) { readNurbs(mCurTime, mData.mNurbsList[j], obj); outHandle.set(obj); } } outArrayHandle.setAllClean(); } } else if (plug == mOutNurbsCurveGrpArrayAttr) { if (mOutRead[6]) { // Reference the output to let EM know we are the writer // of the data. EM sets the output to holder and causes // race condition when evaluating fan-out destinations. MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutNurbsCurveGrpArrayAttr, &status); const unsigned int elementCount = outArrayHandle.elementCount(); for (unsigned int j = 0; j < elementCount; j++) { outArrayHandle.outputValue().data(); outArrayHandle.next(); } outArrayHandle.setAllClean(); return MS::kSuccess; } mOutRead[6] = true; unsigned int nCurveGrpSize = static_cast<unsigned int>(mData.mCurvesList.size()); if (nCurveGrpSize > 0) { MArrayDataHandle outArrayHandle = dataBlock.outputValue(mOutNurbsCurveGrpArrayAttr, &status); MDataHandle outHandle; std::vector<MObject> curvesObj; for (unsigned int i = 0; i < nCurveGrpSize; ++i) { readCurves(mCurTime, mData.mCurvesList[i], mData.mNumCurves[i], curvesObj); } std::size_t numChild = curvesObj.size(); // not the best way to do this // only reading bunches of curves based on the connections would be // more efficient when there is a bunch of broken connections for (unsigned int i = 0; i < numChild; i++) { if (outArrayHandle.elementIndex() != i) { continue; } outHandle = outArrayHandle.outputValue(&status); outArrayHandle.next(); status = outHandle.set(curvesObj[i]); } outArrayHandle.setAllClean(); } } else { return MS::kUnknownParameter; } dataBlock.setClean(plug); return status; }
MStatus DA_GridGenerator::compute(const MPlug &plug, MDataBlock &data) { MStatus stat; if (plug != aOutDynamicArray) return MS::kFailure; // // Control Inputs // double dWidth = data.inputValue(aWidth).asDouble(); double dHeight = data.inputValue(aHeight).asDouble(); int iResolutionX = data.inputValue(aResolutionX).asInt(); int iResolutionY = data.inputValue(aResolutionY).asInt(); short ePattern = data.inputValue(aPattern).asShort(); // Create output MFnArrayAttrsData fnOutDynamicArray; fnOutDynamicArray.create(); // Create position data MVectorArray outPositionPP = fnOutDynamicArray.vectorArray("position"); // // Create grid // double xOffset = dWidth / ((double)iResolutionX - 1); double yOffset = dHeight / ((double)iResolutionY - 1); // Keep brick pattern in range if (ePattern == 1) xOffset -= (xOffset/2) / double(iResolutionX); if (ePattern == 2) yOffset -= (yOffset/2) / double(iResolutionY); // Generate grid for(int i = 0; i < iResolutionX; i++) { for(int j = 0; j < iResolutionY; j++) { MVector position; position.x = -dWidth / 2; position.y = 0; position.z = -dHeight / 2; // Pattern offset if (ePattern == 1) position.x += (xOffset/2) * double(j % 2); if (ePattern == 2) position.z += (yOffset/2) * double(i % 2); position.x += xOffset * i; position.z += yOffset * j; outPositionPP.append( position ); } } // // Set output data // MDataHandle outArray = data.outputValue(aOutDynamicArray); outArray.set(fnOutDynamicArray.object()); // Set plug to clean data.setClean(aOutDynamicArray); // Done return MS::kSuccess; }
// ==================================== // Compute // ==================================== // // Description: // This method computes the value of the given output plug based // on the values of the input attributes. // // Arguments: // plug - the plug to compute // data - object that provides access to the attributes for this node // MStatus OsdPolySmooth::compute( const MPlug& plug, MDataBlock& data ) { MStatus returnStatus; // Check which output attribute we have been asked to compute. If this // node doesn't know how to compute it, we must return // MS::kUnknownParameter. // if( plug == a_output ) { bool createdSubdMesh = false; int subdivisionLevel = data.inputValue(a_subdivisionLevels).asInt(); short stateH = data.inputValue(state).asShort(); if ((subdivisionLevel > 0) and (stateH !=1)) { // == Retrieve input mesh ==================================== // Get attr values MObject inMeshObj = data.inputValue(a_inputPolymesh).asMesh(); short vertBoundaryMethod = data.inputValue(a_vertBoundaryMethod).asShort(); short fvarBoundaryMethod = data.inputValue(a_fvarBoundaryMethod).asShort(); bool fvarPropCorners = data.inputValue(a_fvarPropagateCorners).asBool(); bool smoothTriangles = data.inputValue(a_smoothTriangles).asBool(); short creaseMethodVal = data.inputValue(a_creaseMethod).asShort(); // Convert attr values to OSD enums HMesh::InterpolateBoundaryMethod vertInterpBoundaryMethod = ConvertMayaBoundaryMethodShortToOsdInterpolateBoundaryMethod(vertBoundaryMethod); HMesh::InterpolateBoundaryMethod fvarInterpBoundaryMethod = ConvertMayaBoundaryMethodShortToOsdInterpolateBoundaryMethod(fvarBoundaryMethod); HCatmark::CreaseSubdivision creaseMethod = (creaseMethodVal == k_creaseMethod_chaikin) ? HCatmark::k_CreaseChaikin : HCatmark::k_CreaseNormal; HCatmark::TriangleSubdivision triangleSubdivision = smoothTriangles ? HCatmark::k_New : HCatmark::k_Normal; // == Get Mesh Functions and Iterators ========================== MFnMeshData inMeshDat(inMeshObj); MFnMesh inMeshFn(inMeshObj, &returnStatus); MCHECKERR(returnStatus, "ERROR getting inMeshFn\n"); MItMeshPolygon inMeshItPolygon(inMeshObj, &returnStatus); MCHECKERR(returnStatus, "ERROR getting inMeshItPolygon\n"); // == Convert MFnMesh to OpenSubdiv ============================= // Create the hbrMesh // Note: These fvar values only need to be kept alive through the life of the farMesh std::vector<int> fvarIndices; std::vector<int> fvarWidths; HMesh *hbrMesh = createOsdHbrFromPoly( inMeshFn, inMeshItPolygon, fvarIndices, fvarWidths); assert(hbrMesh); // Create the farMesh if successfully created the hbrMesh if (hbrMesh) { // Set Boundary methods and other hbr paramters hbrMesh->SetInterpolateBoundaryMethod( vertInterpBoundaryMethod ); hbrMesh->SetFVarInterpolateBoundaryMethod( fvarInterpBoundaryMethod ); hbrMesh->SetFVarPropagateCorners(fvarPropCorners); hbrMesh->GetSubdivision()->SetCreaseSubdivisionMethod(creaseMethod); // Set HBR Catmark Subdivision parameters HCatmark *catmarkSubdivision = dynamic_cast<HCatmark *>(hbrMesh->GetSubdivision()); if (catmarkSubdivision) { catmarkSubdivision->SetTriangleSubdivisionMethod(triangleSubdivision); } // Finalize subd calculations -- apply boundary interpolation rules and resolves singular verts, etc. // NOTE: This HAS to be called after all HBR parameters are set hbrMesh->Finish(); int ncoarseverts = hbrMesh->GetNumVertices(); // Create a FarMesh from the HBR mesh and pass into // It will be owned by the OsdMesh and deleted in the ~OsdMesh() FMeshFactory meshFactory(hbrMesh, subdivisionLevel, false); FMesh *farMesh = meshFactory.Create((hbrMesh->GetTotalFVarWidth() > 0)); // == Setup OSD Data Structures ========================= int numVertexElements = 3; // only track vertex positions int numVaryingElements = 0; // XXX Future: Revise to include varying ColorSets int numVertices = inMeshFn.numVertices(); int numFarVerts = farMesh->GetNumVertices(); static OpenSubdiv::OsdCpuComputeController computeController = OpenSubdiv::OsdCpuComputeController(); OpenSubdiv::OsdCpuComputeController::ComputeContext *computeContext = OpenSubdiv::OsdCpuComputeController::ComputeContext::Create(farMesh); OpenSubdiv::OsdCpuVertexBuffer *vertexBuffer = OpenSubdiv::OsdCpuVertexBuffer::Create(numVertexElements, numFarVerts ); OpenSubdiv::OsdCpuVertexBuffer *varyingBuffer = (numVaryingElements) ? OpenSubdiv::OsdCpuVertexBuffer::Create(numVaryingElements, numFarVerts) : NULL; // == UPDATE VERTICES (can be done after farMesh generated from topology) == float const * vertex3fArray = inMeshFn.getRawPoints(&returnStatus); vertexBuffer->UpdateData(vertex3fArray, 0, numVertices ); // Hbr dupes singular vertices during Mesh::Finish() - we need // to duplicate their positions in the vertex buffer. if (ncoarseverts > numVertices) { MIntArray polyverts; for (int i=numVertices; i<ncoarseverts; ++i) { HVertex const * v = hbrMesh->GetVertex(i); HFace const * f = v->GetIncidentEdge()->GetFace(); int vidx = -1; for (int j=0; j<f->GetNumVertices(); ++j) { if (f->GetVertex(j)==v) { vidx = j; break; } } assert(vidx>-1); inMeshFn.getPolygonVertices(f->GetID(), polyverts); int vert = polyverts[vidx]; vertexBuffer->UpdateData(&vertex3fArray[0]+vert*numVertexElements, i, 1); } } // == Delete HBR // Can now delete the hbrMesh as we will only be referencing the farMesh from this point on delete hbrMesh; hbrMesh = NULL; // == Subdivide OpenSubdiv mesh ========================== computeController.Refine(computeContext, farMesh->GetKernelBatches(), vertexBuffer, varyingBuffer); computeController.Synchronize(); // == Convert subdivided OpenSubdiv mesh to MFnMesh Data outputMesh ============= // Create New Mesh Data Object MFnMeshData newMeshData; MObject newMeshDataObj = newMeshData.create(&returnStatus); MCHECKERR(returnStatus, "ERROR creating outputData"); // Create out mesh returnStatus = convertOsdFarToMayaMeshData(farMesh, vertexBuffer, subdivisionLevel, inMeshFn, newMeshDataObj); MCHECKERR(returnStatus, "ERROR convertOsdFarToMayaMesh"); // Propagate objectGroups from inMesh to outMesh (for per-facet shading, etc) returnStatus = createSmoothMesh_objectGroups(inMeshDat, subdivisionLevel, newMeshData ); // Write to output plug MDataHandle outMeshH = data.outputValue(a_output, &returnStatus); MCHECKERR(returnStatus, "ERROR getting polygon data handle\n"); outMeshH.set(newMeshDataObj); // == Cleanup OSD ============================================ // REVISIT: Re-add these deletes delete(vertexBuffer); delete(varyingBuffer); delete(computeContext); delete(farMesh); // note that the subd mesh was created (see the section below if !createdSubdMesh) createdSubdMesh = true; } } // Pass-through inMesh to outMesh if not created the subd mesh if (!createdSubdMesh) { MDataHandle outMeshH = data.outputValue(a_output, &returnStatus); returnStatus = outMeshH.copy(data.outputValue(a_inputPolymesh, &returnStatus)); MCHECKERR(returnStatus, "ERROR getting polygon data handle\n"); } // Clean up Maya Plugs data.setClean(plug); } else { // Unhandled parameter in this compute function, so return MS::kUnknownParameter // so it is handled in a parent compute() function. return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus pointOnSubd::compute( const MPlug& plug, MDataBlock& data ) // // Description: // This method computes the value of the given output plug based // on the values of the input attributes. // // Arguments: // plug - the plug to compute // data - object that provides access to the attributes for this node // { MStatus returnStatus; // Check which output attribute we have been asked to compute. If this // node doesn't know how to compute it, we must return // MS::kUnknownParameter. // if( (plug == aPoint) || (plug == aNormal) || (plug == aPointX) || (plug == aNormalX) || (plug == aPointY) || (plug == aNormalY) || (plug == aPointZ) || (plug == aNormalZ) ) { // Get a handle to the input attribute that we will need for the // computation. If the value is being supplied via a connection // in the dependency graph, then this call will cause all upstream // connections to be evaluated so that the correct value is supplied. // do { MDataHandle subdHandle = data.inputValue( aSubd, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get subd\n" ); break; } MDataHandle faceFirstHandle = data.inputValue( aFaceFirst, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get face first\n" ); break; } MDataHandle faceSecondHandle = data.inputValue( aFaceSecond, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get face2\n" ); break; } MDataHandle uHandle = data.inputValue( aU, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get u\n" ); break; } MDataHandle vHandle = data.inputValue( aV, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get v\n" ); break; } MDataHandle relHandle = data.inputValue( aRelativeUV, &returnStatus ); if( returnStatus != MS::kSuccess ) { MGlobal::displayError( "ERROR: cannot get relative UV\n" ); break; } // Read the input value from the handle. // MStatus stat; MObject subdValue = subdHandle.asSubdSurface(); MFnSubd subdFn( subdValue, &stat ); McheckErr(stat,"ERROR creating subd function set"); int faceFirstValue = faceFirstHandle.asLong(); int faceSecondValue = faceSecondHandle.asLong(); double uValue = uHandle.asDouble(); double vValue = vHandle.asDouble(); bool relUV = relHandle.asBool(); MPoint point; MVector normal; MUint64 polyId; stat = MFnSubdNames::fromSelectionIndices( polyId, faceFirstValue, faceSecondValue ); McheckErr(stat,"ERROR converting indices"); stat = subdFn.evaluatePositionAndNormal( polyId, uValue, vValue, relUV, point, normal ); normal.normalize(); McheckErr(stat,"ERROR evaluating the position and the normal"); // Get handles to the output attributes. This is similar to the // "inputValue" call above except that no dependency graph // computation will be done as a result of this call. // MDataHandle pointHandle = data.outputValue( aPoint ); pointHandle.set( point.x, point.y, point.z ); data.setClean(plug); MDataHandle normalHandle = data.outputValue( aNormal ); normalHandle.set( normal.x, normal.y, normal.z ); data.setClean(plug); } while( false ); } else { return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus LSSolverNode::compute(const MPlug& plug, MDataBlock& data) { MStatus stat; if( plug == deformed) { MDataHandle tetWorldMatrixData = data.inputValue(tetWorldMatrix, &returnStatus); McheckErr(returnStatus, "Error getting tetWorldMatrix data handle\n"); MDataHandle restShapeData = data.inputValue(restShape, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle restVerticesData = data.inputValue(restVertices, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle restElementsData = data.inputValue(restElements, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle selectedConstraintVertsData = data.inputValue(selectedConstraintVerts, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle selectedForceVertsData = data.inputValue(selectedForceVerts, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle timeData = data.inputValue(time, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle outputMeshData = data.outputValue(deformed, &returnStatus); McheckErr(returnStatus, "Error getting outputMesh data handle\n"); MMatrix twmat = tetWorldMatrixData.asMatrix(); MObject rs = restShapeData.asMesh(); double t = timeData.asDouble(); MDataHandle poissonRatioData = data.inputValue(poissonRatio, &returnStatus); McheckErr(returnStatus, "Error getting poissonRatio data handle\n"); MDataHandle youngsModulusData = data.inputValue(youngsModulus, &returnStatus); McheckErr(returnStatus, "Error getting youngsmodulus data handle\n"); MDataHandle objectDensityData = data.inputValue(objectDensity, &returnStatus); McheckErr(returnStatus, "Error getting objectDensity data handle\n"); MDataHandle frictionData = data.inputValue(friction, &returnStatus); McheckErr(returnStatus, "Error getting friction data handle\n"); MDataHandle restitutionData = data.inputValue(restitution, &returnStatus); McheckErr(returnStatus, "Error getting restitution data handle\n"); MDataHandle dampingData = data.inputValue(damping, &returnStatus); McheckErr(returnStatus, "Error getting damping data handle\n"); MDataHandle userSuppliedDtData = data.inputValue(userSuppliedDt, &returnStatus); McheckErr(returnStatus, "Error getting user supplied dt data handle\n"); MDataHandle integrationTypeData = data.inputValue(integrationType, &returnStatus); McheckErr(returnStatus, "Error getting user integrationTypeData\n"); MDataHandle forceModelTypeData = data.inputValue(forceModelType, &returnStatus); McheckErr(returnStatus, "Error getting user forceModelTypeData\n"); MDataHandle forceApplicationTimeData = data.inputValue(forceApplicationTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceApplicationTime\n"); MDataHandle forceReleasedTimeData = data.inputValue(forceReleasedTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceReleasedTime\n"); MDataHandle forceIncrementTimeData = data.inputValue(forceIncrementTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceIncrementTime\n"); MDataHandle forceStartTimeData = data.inputValue(forceStartTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceStartTime\n"); MDataHandle forceStopTimeData = data.inputValue(forceStopTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceStopTime\n"); MDataHandle forceMagnitudeData = data.inputValue(forceMagnitude, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle useSuppliedForceData = data.inputValue(useSuppliedForce, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle useSuppliedConstraintsData = data.inputValue(useSuppliedConstraints, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle forceDirectionData = data.inputValue(forceDirection, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MDataHandle contactKsData = data.inputValue(contactKs, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MDataHandle contactKdData = data.inputValue(contactKd, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MTime currentTime, maxTime; currentTime = MAnimControl::currentTime(); maxTime = MAnimControl::maxTime(); if (currentTime == MAnimControl::minTime()) { // retrive restVertices and restElements MFnDoubleArrayData restVertArrayData(restVerticesData.data()); MDoubleArray verts = restVertArrayData.array(); int vertArrayLen = verts.length(); double *vertArray = new double[vertArrayLen]; verts.get(vertArray); for(int v=0;v<vertArrayLen;v=v+3) { MPoint mpoint = MPoint(vertArray[v],vertArray[v+1],vertArray[v+2])*twmat; vertArray[v] = mpoint.x; vertArray[v+1] = mpoint.y; vertArray[v+2] = mpoint.z; } MFnIntArrayData restEleArrayData(restElementsData.data()); MIntArray ele = restEleArrayData.array(); int eleArrayLen = ele.length(); int *eleArray = new int[eleArrayLen]; ele.get(eleArray); MFnIntArrayData selectedConstraintVertsArrayData(selectedConstraintVertsData.data()); MIntArray sv = selectedConstraintVertsArrayData.array(); // building selectedConstraintVerts vector<int> selectedConstraintVertIndices; for (int i = 0 ; i < sv.length() ; i++) { selectedConstraintVertIndices.push_back(sv[i]); } MFnIntArrayData selectedForceVertsArrayData(selectedForceVertsData.data()); MIntArray sf = selectedForceVertsArrayData.array(); vector<int> selectedForceVertIndices; for (int i = 0 ; i < sf.length() ; i++) { selectedForceVertIndices.push_back(sf[i]); } // temporarily create force direction vector double *forceDir = forceDirectionData.asDouble3(); vector<double> dir; dir.push_back(forceDir[0]); dir.push_back(forceDir[1]);dir.push_back(forceDir[2]); prevDeformed = 0; double youngsModulusDouble = youngsModulusData.asDouble(); double poissonRatioDouble = poissonRatioData.asDouble(); double objectDensityDouble = objectDensityData.asDouble(); double frictionDouble = frictionData.asDouble(); double restitutionDouble = restitutionData.asDouble(); double dampingDouble = dampingData.asDouble(); double userSuppliedDtDouble = userSuppliedDtData.asDouble(); double forceMagnitudeDouble = forceMagnitudeData.asDouble(); int fAppT = forceApplicationTimeData.asInt(); int fReleasedT = forceReleasedTimeData.asInt(); int fIncT = forceIncrementTimeData.asInt(); int fStartT = forceStartTimeData.asInt(); int fStopT = forceStopTimeData.asInt(); int integrationTypeInt = integrationTypeData.asShort(); int forceModelTypeInt = forceModelTypeData.asShort(); bool useSuppliedForceBool = useSuppliedForceData.asBool(); bool useSuppliedConstraintsBool = useSuppliedConstraintsData.asBool(); double contactKs = contactKsData.asDouble(); double contactKd = contactKdData.asDouble(); if( sm) { delete sm; } sm = new SoftBodySim(youngsModulusDouble,poissonRatioDouble,objectDensityDouble, frictionDouble,restitutionDouble,dampingDouble, eleArrayLen, eleArray, vertArrayLen, vertArray,integrationTypeInt,forceModelTypeInt); sm->setContactAttributes(contactKs,contactKd); if (useSuppliedConstraintsBool) sm->initialize("",userSuppliedDtDouble, selectedConstraintVertIndices); else { vector<int> empty; sm->initialize("",userSuppliedDtDouble, empty); } if (useSuppliedForceBool) sm->setUserForceAttributes(forceMagnitudeDouble, dir,selectedForceVertIndices,fAppT,fReleasedT,fIncT,fStartT,fStopT); } else { sm->update(); } MFnMesh surfFn(rs,&stat); McheckErr( stat, "compute - MFnMesh error" ); MFnMeshData ouputMeshDataCreator; MObject oMesh = ouputMeshDataCreator.create(&stat); buildOutputMesh(surfFn, sm->m_vertices,oMesh); outputMeshData.set(oMesh); data.setClean(plug); } else stat = MS::kUnknownParameter; return stat; }
MStatus n_tentacle::compute( const MPlug& plug, MDataBlock& data ) { MStatus returnStatus; //make sure we have the curve MObject curveObj = data.inputValue(curve).asNurbsCurve(); if(!curveObj.isNull()) { //get the data MArrayDataHandle inMatrixArrayHnd = data.inputArrayValue(matrix); int tangentAxisI = data.inputValue(tangentAxis).asInt(); if(tangentAxisI > 2) tangentAxisI = - (tangentAxisI - 2); else tangentAxisI = tangentAxisI + 1; double stretchF = data.inputValue(stretch).asDouble(); double globalScaleF = data.inputValue(globalScale).asDouble(); double iniLengthF = data.inputValue(iniLength).asDouble(); const MFnNurbsCurve curve(curveObj); MArrayDataHandle parameterArrayHnd = data.inputArrayValue(parameter); MArrayDataHandle blendRotArrayHnd = data.inputArrayValue(blendRot); MArrayDataHandle intervalArrayHnd = data.inputArrayValue(interval); MArrayDataHandle outTranslateArrayHnd = data.outputArrayValue(outTranslate); MArrayDataHandle outRotateArrayHnd = data.outputArrayValue(outRotate); int parameterNrPlugs = parameterArrayHnd.elementCount(); int blendRotNrPlugs = blendRotArrayHnd.elementCount(); int outTranslateNrPlugs = outTranslateArrayHnd.elementCount(); int outRotateNrPlugs = outRotateArrayHnd.elementCount(); //get the current curve length double currCurveLen = curve.length(); if(this->init == false) { if(outTranslateNrPlugs == parameterNrPlugs && outRotateNrPlugs == parameterNrPlugs && parameterNrPlugs == blendRotNrPlugs) { this->init = true; } } if( plug == outTranslate || plug == outRotate || plug == outRotateX || plug == outRotateY || plug == outRotateZ) { if(this->init) { MArrayDataBuilder tbuilder(outTranslate, parameterNrPlugs); MArrayDataBuilder rbuilder(outRotate, parameterNrPlugs); for(int i = 0; i < parameterNrPlugs; i++) { intervalArrayHnd.jumpToArrayElement(i); int intervalI = intervalArrayHnd.inputValue().asInt(); inMatrixArrayHnd.jumpToArrayElement(intervalI); MMatrix matrix1 = inMatrixArrayHnd.inputValue().asMatrix(); this->removeMatrixScale(matrix1); inMatrixArrayHnd.jumpToArrayElement(intervalI + 1); MMatrix matrix2 = inMatrixArrayHnd.inputValue().asMatrix(); this->removeMatrixScale(matrix2); parameterArrayHnd.jumpToArrayElement(i); double parameterF = parameterArrayHnd.inputValue().asDouble(); blendRotArrayHnd.jumpToArrayElement(i); double blendRotF = blendRotArrayHnd.inputValue().asDouble(); MVector outPos, outRot; this->computeSlerp(matrix1, matrix2, curve, parameterF, blendRotF, iniLengthF, currCurveLen, stretchF, globalScaleF, tangentAxisI, outPos, outRot); MDataHandle outTranslateHnd = tbuilder.addElement(i); outTranslateHnd.set3Double(outPos.x, outPos.y, outPos.z); MDataHandle outRotateHnd = rbuilder.addElement(i); double rotation[3]; outRotateHnd.set( outRot.x, outRot.y, outRot.z ); //this->output(outPos, outRot, i, outTranslateArrayHnd, outRotateArrayHnd); } outTranslateArrayHnd.set(tbuilder); outTranslateArrayHnd.setAllClean(); outRotateArrayHnd.set(rbuilder); outRotateArrayHnd.setAllClean(); } data.setClean(plug); } else { return MS::kUnknownParameter; } } return MS::kSuccess; }
MStatus MayaPolySmooth::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; // Check which output attribute we have been asked to compute. If this // node doesn't know how to compute it, we must return // MS::kUnknownParameter. // if( plug == a_output ) { bool createdSubdMesh = false; int subdivisionLevel = data.inputValue(a_subdivisionLevels).asInt(); short stateH = data.inputValue(state).asShort(); if ((subdivisionLevel > 0) and (stateH !=1)) { // == Retrieve input mesh ==================================== // Get attr values MObject inMeshObj = data.inputValue(a_inputPolymesh).asMesh(); short vertBoundaryMethod = data.inputValue(a_vertBoundaryMethod).asShort(); short fvarBoundaryMethod = data.inputValue(a_fvarBoundaryMethod).asShort(); bool fvarPropCorners = data.inputValue(a_fvarPropagateCorners).asBool(); bool smoothTriangles = data.inputValue(a_smoothTriangles).asBool(); short creaseMethodVal = data.inputValue(a_creaseMethod).asShort(); // == Get Mesh Functions and Iterators ========================== MFnMeshData inMeshDat(inMeshObj); MFnMesh inMeshFn(inMeshObj, &status); MCHECKERR(status, "ERROR getting inMeshFn\n"); MItMeshPolygon inMeshItPolygon(inMeshObj, &status); MCHECKERR(status, "ERROR getting inMeshItPolygon\n"); // Convert attr values to OSD enums OpenSubdiv::Sdc::SchemeType type = OpenSubdiv::Sdc::SCHEME_CATMARK; // == Create Far topology ========================== OpenSubdiv::Sdc::Options options; options.SetVtxBoundaryInterpolation(ConvertMayaVtxBoundary(vertBoundaryMethod)); options.SetFVarLinearInterpolation(ConvertMayaFVarBoundary(fvarBoundaryMethod, fvarPropCorners)); options.SetCreasingMethod(creaseMethodVal ? OpenSubdiv::Sdc::Options::CREASE_CHAIKIN : OpenSubdiv::Sdc::Options::CREASE_UNIFORM); options.SetTriangleSubdivision(smoothTriangles ? OpenSubdiv::Sdc::Options::TRI_SUB_SMOOTH : OpenSubdiv::Sdc::Options::TRI_SUB_CATMARK); // Storage for face-varying values (UV sets, vertex colors...) std::vector<MFloatArray> uvSet_uCoords; std::vector<MFloatArray> uvSet_vCoords; std::vector<MColorArray> colorSet_colors; bool hasUVs = false, hasColors = false; float maxCreaseSharpness=0.0f; OpenSubdiv::Far::TopologyRefiner * refiner = gatherTopology( inMeshFn, inMeshItPolygon, type, options, &hasUVs, &hasColors, uvSet_uCoords, uvSet_vCoords, colorSet_colors, &maxCreaseSharpness); assert(refiner); // == Refine & Interpolate ========================== refiner->RefineUniform(OpenSubdiv::Far::TopologyRefiner::UniformOptions(subdivisionLevel)); // Prepare vertex information Vertex const * initialVerts = reinterpret_cast<Vertex const *>(inMeshFn.getRawPoints(&status)); std::vector<Vertex> refinedVerts( refiner->GetNumVerticesTotal() - refiner->GetLevel(0).GetNumVertices()); Vertex const * srcVerts = &initialVerts[0]; Vertex * dstVerts = &refinedVerts[0]; // Verify the refiner has the correct number of values // needed to interpolate the different channels int numInitialUVs = refiner->GetLevel(0).GetNumFVarValues(CHANNELUV); int numInitialColors = refiner->GetLevel(0).GetNumFVarValues(CHANNELCOLOR); if (hasUVs && numInitialUVs <= 0) { hasUVs = false; MGlobal::displayError("Model with incorrect data, the UV channel will not be interpolated."); } if (hasColors && numInitialColors <= 0) { hasColors = false; MGlobal::displayError("Model with incorrect data, the color channel will not be interpolated."); } // Prepare UV information if needed std::vector<FVarVertexUV> initialUVs, refinedUVs; FVarVertexUV const * srcUV = NULL; FVarVertexUV * dstUV = NULL; if(hasUVs) { initialUVs.resize(numInitialUVs); refinedUVs.resize(refiner->GetNumFVarValuesTotal(CHANNELUV)); for (int i=0; i<numInitialUVs; ++i) { initialUVs[i].u = uvSet_uCoords[0][i]; initialUVs[i].v = uvSet_vCoords[0][i]; } srcUV = &initialUVs[0]; dstUV = &refinedUVs[0]; } // Prepare color information if needed std::vector<FVarVertexColor> initialColors, refinedColors; FVarVertexColor const * srcColor = NULL; FVarVertexColor * dstColor = NULL; if(hasColors) { initialColors.resize(numInitialColors); refinedColors.resize(refiner->GetNumFVarValuesTotal(CHANNELCOLOR)); for (int i=0; i<numInitialColors; ++i) { initialColors[i].r = colorSet_colors[0][i].r; initialColors[i].g = colorSet_colors[0][i].g; initialColors[i].b = colorSet_colors[0][i].b; initialColors[i].a = colorSet_colors[0][i].a; } srcColor = &initialColors[0]; dstColor = &refinedColors[0]; } // Interpolate the vertices and the different channels OpenSubdiv::Far::PrimvarRefiner primvarRefiner(*refiner); for (int level = 1; level <= subdivisionLevel; ++level) { // Interpolate vertices primvarRefiner.Interpolate(level, srcVerts, dstVerts); srcVerts = dstVerts; dstVerts += refiner->GetLevel(level).GetNumVertices(); // Interpolate the uv set if(hasUVs) { primvarRefiner.InterpolateFaceVarying(level, srcUV, dstUV, CHANNELUV); srcUV = dstUV; dstUV += refiner->GetLevel(level).GetNumFVarValues(CHANNELUV); } // Interpolate any color set if(hasColors) { primvarRefiner.InterpolateFaceVarying(level, srcColor, dstColor, CHANNELCOLOR); srcColor = dstColor; dstColor += refiner->GetLevel(level).GetNumFVarValues(CHANNELCOLOR); } } // == Convert subdivided OpenSubdiv mesh to MFnMesh Data outputMesh ============= // Create New Mesh Data Object MFnMeshData newMeshData; MObject newMeshDataObj = newMeshData.create(&status); MCHECKERR(status, "ERROR creating outputData"); // Create out mesh status = convertToMayaMeshData(*refiner, refinedVerts, hasUVs, refinedUVs, hasColors, refinedColors, inMeshFn, newMeshDataObj); MCHECKERR(status, "ERROR convertOsdFarToMayaMesh"); // Propagate objectGroups from inMesh to outMesh (for per-facet shading, etc) status = createSmoothMesh_objectGroups(inMeshFn, inMeshDat, newMeshData, subdivisionLevel, refiner->GetLevel(subdivisionLevel).GetNumFaces()); // Write to output plug MDataHandle outMeshH = data.outputValue(a_output, &status); MCHECKERR(status, "ERROR getting polygon data handle\n"); outMeshH.set(newMeshDataObj); int isolation = std::min(10,(int)ceil(maxCreaseSharpness)+1); data.outputValue(a_recommendedIsolation).set(isolation); // == Cleanup OSD ============================================ // REVISIT: Re-add these deletes delete refiner; // note that the subd mesh was created (see the section below if !createdSubdMesh) createdSubdMesh = true; } // Pass-through inMesh to outMesh if not created the subd mesh if (!createdSubdMesh) { MDataHandle outMeshH = data.outputValue(a_output, &status); status = outMeshH.copy(data.outputValue(a_inputPolymesh, &status)); MCHECKERR(status, "ERROR getting polygon data handle\n"); } // Clean up Maya Plugs data.setClean(plug); } else { // Unhandled parameter in this compute function, so return MS::kUnknownParameter // so it is handled in a parent compute() function. return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus wingVizNode::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; if(plug == aoutval) { //double dtime = data.inputValue( aframe ).asDouble(); MTime currentTime = data.inputValue(atime, &status).asTime(); float ns = data.inputValue(anoisize).asFloat(); float nf = data.inputValue(anoifreq).asFloat(); int nd = data.inputValue(anoiseed).asInt(); MObject ogrow = data.inputValue(agrowth).asNurbsSurfaceTransformed(); //MArrayDataHandle hArray = data.inputArrayValue(agrowth); //int n_obs = hArray.elementCount(); //MObjectArray obslist; //for(int iter=0; iter<n_obs; iter++) //{ // obslist.append(hArray.inputValue().asNurbsSurfaceTransformed()); // hArray.next(); //} //if(!ogrow.isNull()) m_base->setGrow(ogrow); m_base->setNoise(ns, nf, nd); m_base->setTime(currentTime.value()); m_base->setNurbs(ogrow); //m_base->setWind(m_wind); /*int frame = (int)currentTime.value(); i_show_v = 0; if(data.inputValue(amaxframe, &status).asInt() == 1) { i_show_v = 1; char file_name[512]; sprintf( file_name, "%s/%s.%d.xvn", m_cachename.asChar(), MFnDependencyNode(thisMObject()).name().asChar(), frame ); int start = data.inputValue(aminframe, &status).asInt(); if(start == frame) { m_frame_pre = start; //m_base->init(); m_base->save(file_name); } else if(m_frame_pre+1 == frame) { m_frame_pre++; //m_base->update(); m_base->save(file_name); } }*/ } if(plug== outMesh) { MObject ogrow = data.inputValue(agrowth).asNurbsSurfaceTransformed(); m_base->setNurbs(ogrow); float w0 = data.inputValue(ashaft0).asFloat(); float w1 = data.inputValue(ashaft1).asFloat(); float fw0 = data.inputValue(awidth0).asFloat(); float fw1 = data.inputValue(awidth1).asFloat(); float e0 = data.inputValue(aedge0).asFloat(); float e1 = data.inputValue(aedge1).asFloat(); float t0 = data.inputValue(atwist0).asFloat(); float t1 = data.inputValue(atwist1).asFloat(); int r = data.inputValue(areverse).asInt(); int s = data.inputValue(astep).asInt(); m_base->setReverse(r); m_base->setFeatherWidth(fw0, fw1); m_base->setFeatherEdge(e0, e1); m_base->setShaftWidth(w0, w1); m_base->setFeatherTwist(t0, t1); m_base->setStep(s); MObject outMeshData = m_base->createFeather(); //zDisplayFloat3(m_base->getSeed(), m_base->getSeed1(), m_base->getFract()); MDataHandle meshh = data.outputValue(outMesh, &status); meshh.set(outMeshData); data.setClean(plug); } if(plug== aouttexcoordoffsetpp) { MDoubleArray coeff_array; m_base->getTexcoordOffset(coeff_array); MFnDoubleArrayData coeffFn; MObject coeffOutputData = coeffFn.create( coeff_array, &status ); MDataHandle coeffh = data.outputValue( plug, &status); coeffh.set(coeffOutputData); data.setClean(plug); } return MS::kUnknownParameter; }
MStatus closestPointOnCurveNode::compute(const MPlug &plug, MDataBlock &data) { // DO THE COMPUTE ONLY FOR THE *OUTPUT* PLUGS THAT ARE DIRTIED: if ((plug == aPosition) || (plug == aPositionX) || (plug == aPositionY) || (plug == aPositionZ) || (plug == aNormal) || (plug == aNormalX) || (plug == aNormalY) || (plug == aNormalZ) || (plug == aTangent) || (plug == aTangentX) || (plug == aTangentY) || (plug == aTangentZ) || (plug == aParamU) || (plug == aDistance)) { // READ IN ".inCurve" DATA: MDataHandle inCurveDataHandle = data.inputValue(aInCurve); MObject inCurve = inCurveDataHandle.asNurbsCurve(); // READ IN ".inPositionX" DATA: MDataHandle inPositionXDataHandle = data.inputValue(aInPositionX); double inPositionX = inPositionXDataHandle.asDouble(); // READ IN ".inPositionY" DATA: MDataHandle inPositionYDataHandle = data.inputValue(aInPositionY); double inPositionY = inPositionYDataHandle.asDouble(); // READ IN ".inPositionZ" DATA: MDataHandle inPositionZDataHandle = data.inputValue(aInPositionZ); double inPositionZ = inPositionZDataHandle.asDouble(); // GET THE CLOSEST POSITION, NORMAL, TANGENT, PARAMETER-U AND DISTANCE: MPoint inPosition(inPositionX, inPositionY, inPositionZ), position; MVector normal, tangent; double paramU, distance; MDagPath dummyDagPath; closestTangentUAndDistance(dummyDagPath, inPosition, position, normal, tangent, paramU, distance, inCurve); // WRITE OUT ".position" DATA: MDataHandle positionDataHandle = data.outputValue(aPosition); positionDataHandle.set(position.x, position.y, position.z); data.setClean(plug); // WRITE OUT ".normal" DATA: MDataHandle normalDataHandle = data.outputValue(aNormal); normalDataHandle.set(normal.x, normal.y, normal.z); data.setClean(plug); // WRITE OUT ".tangent" DATA: MDataHandle tangentDataHandle = data.outputValue(aTangent); tangentDataHandle.set(tangent.x, tangent.y, tangent.z); data.setClean(plug); // WRITE OUT ".paramU" DATA: MDataHandle paramUDataHandle = data.outputValue(aParamU); paramUDataHandle.set(paramU); data.setClean(plug); // WRITE OUT ".distance" DATA: MDataHandle distanceDataHandle = data.outputValue(aDistance); distanceDataHandle.set(distance); data.setClean(plug); } else { return MS::kUnknownParameter; } return MS::kSuccess; }
MStatus NeuronForMayaDevice::compute( const MPlug& plug, MDataBlock& block ) { MStatus status; if( plug == outputTranslate || plug == outputTranslateX || plug == outputTranslateY || plug == outputTranslateZ || plug == outputLeftCameraPosition || plug == outputLeftCameraPositionX || plug == outputLeftCameraPositionY || plug == outputLeftCameraPositionZ || plug == outputLeftCameraRotation || plug == outputLeftCameraRotationX || plug == outputLeftCameraRotationY || plug == outputLeftCameraRotationZ || plug == outputRightCameraPosition || plug == outputRightCameraPositionX || plug == outputRightCameraPositionY || plug == outputRightCameraPositionZ || plug == outputRightCameraRotation || plug == outputRightCameraRotationX || plug == outputRightCameraRotationY || plug == outputRightCameraRotationZ ) { MCharBuffer buffer; if ( popThreadData(buffer) ) { double* doubleData = reinterpret_cast<double*>(buffer.ptr()); int i = 0; MDataHandle outputLeftCameraPositionHandle = block.outputValue( outputLeftCameraPosition, &status ); MCHECKERROR(status, "Error in block.outputValue for outputLeftCameraPosition"); double3& outputLeftCameraPosition = outputLeftCameraPositionHandle.asDouble3(); outputLeftCameraPosition[0] = doubleData[i++]; outputLeftCameraPosition[1] = doubleData[i++]; outputLeftCameraPosition[2] = doubleData[i++]; MDataHandle outputLeftCameraRotationHandle = block.outputValue( outputLeftCameraRotation, &status ); MCHECKERROR(status, "Error in block.outputValue for outputLeftCameraRotation"); double3& outputLeftCameraRotation = outputLeftCameraRotationHandle.asDouble3(); outputLeftCameraRotation[0] = doubleData[i++]; outputLeftCameraRotation[1] = doubleData[i++]; outputLeftCameraRotation[2] = doubleData[i++]; MDataHandle outputRightCameraPositionHandle = block.outputValue( outputRightCameraPosition, &status ); MCHECKERROR(status, "Error in block.outputValue for outputRightCameraPosition"); double3& outputRightCameraPosition = outputRightCameraPositionHandle.asDouble3(); outputRightCameraPosition[0] = doubleData[i++]; outputRightCameraPosition[1] = doubleData[i++]; outputRightCameraPosition[2] = doubleData[i++]; MDataHandle outputRightCameraRotationHandle = block.outputValue( outputRightCameraRotation, &status ); MCHECKERROR(status, "Error in block.outputValue for outputRightCameraRotation"); double3& outputRightCameraRotation = outputRightCameraRotationHandle.asDouble3(); outputRightCameraRotation[0] = doubleData[i++]; outputRightCameraRotation[1] = doubleData[i++]; outputRightCameraRotation[2] = doubleData[i++]; MDataHandle outputTranslateHandle = block.outputValue( outputTranslate, &status ); MCHECKERROR(status, "Error in block.outputValue for outputTranslate"); double3& outputTranslate = outputTranslateHandle.asDouble3(); outputTranslate[0] = doubleData[i++]; outputTranslate[1] = doubleData[i++]; outputTranslate[2] = doubleData[i++]; block.setClean( plug ); releaseDataStorage(buffer); return ( MS::kSuccess ); } else { return MS::kFailure; } } return ( MS::kUnknownParameter ); }
MStatus LSSolverNode::compute(const MPlug& plug, MDataBlock& data) { MStatus stat; if( plug == deformed) { MDataHandle tetWorldMatrixData = data.inputValue(tetWorldMatrix, &returnStatus); McheckErr(returnStatus, "Error getting tetWorldMatrix data handle\n"); MDataHandle restShapeData = data.inputValue(restShape, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle restVerticesData = data.inputValue(restVertices, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle restElementsData = data.inputValue(restElements, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle selectedConstraintVertsData = data.inputValue(selectedConstraintVerts, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle selectedForceVertsData = data.inputValue(selectedForceVerts, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle timeData = data.inputValue(time, &returnStatus); McheckErr(returnStatus, "Error getting step data handle\n"); MDataHandle outputMeshData = data.outputValue(deformed, &returnStatus); McheckErr(returnStatus, "Error getting outputMesh data handle\n"); MMatrix twmat = tetWorldMatrixData.asMatrix(); MObject rs = restShapeData.asMesh(); double t = timeData.asDouble(); MDataHandle poissonRatioData = data.inputValue(poissonRatio, &returnStatus); McheckErr(returnStatus, "Error getting poissonRatio data handle\n"); MDataHandle youngsModulusData = data.inputValue(youngsModulus, &returnStatus); McheckErr(returnStatus, "Error getting youngsmodulus data handle\n"); MDataHandle objectDensityData = data.inputValue(objectDensity, &returnStatus); McheckErr(returnStatus, "Error getting objectDensity data handle\n"); MDataHandle frictionData = data.inputValue(friction, &returnStatus); McheckErr(returnStatus, "Error getting friction data handle\n"); MDataHandle restitutionData = data.inputValue(restitution, &returnStatus); McheckErr(returnStatus, "Error getting restitution data handle\n"); MDataHandle dampingData = data.inputValue(damping, &returnStatus); McheckErr(returnStatus, "Error getting damping data handle\n"); MDataHandle userSuppliedDtData = data.inputValue(userSuppliedDt, &returnStatus); McheckErr(returnStatus, "Error getting user supplied dt data handle\n"); MDataHandle integrationTypeData = data.inputValue(integrationType, &returnStatus); McheckErr(returnStatus, "Error getting user integrationTypeData\n"); MDataHandle forceModelTypeData = data.inputValue(forceModelType, &returnStatus); McheckErr(returnStatus, "Error getting user forceModelTypeData\n"); MDataHandle forceApplicationTimeData = data.inputValue(forceApplicationTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceApplicationTime\n"); MDataHandle forceReleasedTimeData = data.inputValue(forceReleasedTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceReleasedTime\n"); MDataHandle forceIncrementTimeData = data.inputValue(forceIncrementTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceIncrementTime\n"); MDataHandle forceStartTimeData = data.inputValue(forceStartTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceStartTime\n"); MDataHandle forceStopTimeData = data.inputValue(forceStopTime, &returnStatus); McheckErr(returnStatus, "Error getting user forceStopTime\n"); MDataHandle forceMagnitudeData = data.inputValue(forceMagnitude, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle useSuppliedForceData = data.inputValue(useSuppliedForce, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle useSuppliedConstraintsData = data.inputValue(useSuppliedConstraints, &returnStatus); McheckErr(returnStatus, "Error getting user forceIdleTime\n"); MDataHandle forceDirectionData = data.inputValue(forceDirection, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MDataHandle contactKsData = data.inputValue(contactKs, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MDataHandle contactKdData = data.inputValue(contactKd, &returnStatus); McheckErr(returnStatus, "Error getting user forceDirection\n"); MTime currentTime, maxTime; currentTime = MAnimControl::currentTime(); maxTime = MAnimControl::maxTime(); if (currentTime == MAnimControl::minTime()) { // retrive restVertices and restElements sTime=0; MFnDoubleArrayData restVertArrayData(restVerticesData.data()); MDoubleArray verts = restVertArrayData.array(); int vertArrayLen = verts.length(); double *vertArray = new double[vertArrayLen]; verts.get(vertArray); for(int v=0;v<vertArrayLen;v=v+3) { MPoint mpoint = MPoint(vertArray[v],vertArray[v+1],vertArray[v+2])*twmat; vertArray[v] = mpoint.x; vertArray[v+1] = mpoint.y; vertArray[v+2] = mpoint.z; } MFnIntArrayData restEleArrayData(restElementsData.data()); MIntArray ele = restEleArrayData.array(); int eleArrayLen = ele.length(); int *eleArray = new int[eleArrayLen]; ele.get(eleArray); MFnIntArrayData selectedConstraintVertsArrayData(selectedConstraintVertsData.data()); MIntArray sv = selectedConstraintVertsArrayData.array(); // building selectedConstraintVerts vector<int> selectedConstraintVertIndices; for (int i = 0 ; i < sv.length() ; i++) { selectedConstraintVertIndices.push_back(sv[i]); } MGlobal::displayInfo("!!!!!"); //std::string tmp=std::to_string((long double)selectedConstraintVertIndices.size()); //MGlobal::displayInfo(MString(tmp.c_str())); //std::cout<<currentConstriant<<" up"<<std::endl; for(int i=0;i<constraintIndex[currentConstriant].size();i++){ if(domainParentIndex[currentConstriant]==-1) selectedConstraintVertIndices.push_back(constraintIndex[currentConstriant][i]); //std::cout<<constraintIndex[currentConstriant][i]<<std::endl; } //std::cout<<currentConstriant<<" up"<<std::endl; /*for(int i=0;i<10;i++){ selectedConstraintVertIndices.push_back(i+1); }*/ MFnIntArrayData selectedForceVertsArrayData(selectedForceVertsData.data()); MIntArray sf = selectedForceVertsArrayData.array(); vector<int> selectedForceVertIndices; for (int i = 0 ; i < sf.length() ; i++) { selectedForceVertIndices.push_back(sf[i]); } // temporarily create force direction vector double *forceDir = forceDirectionData.asDouble3(); vector<double> dir; dir.push_back(forceDir[0]); dir.push_back(forceDir[1]);dir.push_back(forceDir[2]); prevDeformed = 0; double youngsModulusDouble = youngsModulusData.asDouble(); double poissonRatioDouble = poissonRatioData.asDouble(); double objectDensityDouble = objectDensityData.asDouble(); double frictionDouble = frictionData.asDouble(); double restitutionDouble = restitutionData.asDouble(); double dampingDouble = dampingData.asDouble(); double userSuppliedDtDouble = userSuppliedDtData.asDouble(); double forceMagnitudeDouble = forceMagnitudeData.asDouble(); int fAppT = forceApplicationTimeData.asInt(); int fReleasedT = forceReleasedTimeData.asInt(); int fIncT = forceIncrementTimeData.asInt(); int fStartT = forceStartTimeData.asInt(); int fStopT = forceStopTimeData.asInt(); int integrationTypeInt = integrationTypeData.asShort(); int forceModelTypeInt = forceModelTypeData.asShort(); bool useSuppliedForceBool = useSuppliedForceData.asBool(); bool useSuppliedConstraintsBool = useSuppliedConstraintsData.asBool(); double contactKs = contactKsData.asDouble(); double contactKd = contactKdData.asDouble(); if( sm) { delete sm; } sm = new SoftBodySim(youngsModulusDouble,poissonRatioDouble,objectDensityDouble, frictionDouble,restitutionDouble,dampingDouble, eleArrayLen, eleArray, vertArrayLen, vertArray,integrationTypeInt,forceModelTypeInt); sm->setContactAttributes(contactKs,contactKd); if (useSuppliedConstraintsBool) sm->initialize("",userSuppliedDtDouble, selectedConstraintVertIndices); else { vector<int> empty; sm->initialize("",userSuppliedDtDouble, empty); } if (useSuppliedForceBool) sm->setUserForceAttributes(forceMagnitudeDouble, dir,selectedForceVertIndices,fAppT,fReleasedT,fIncT,fStartT,fStopT); std::vector<int> childList=fdg.GetDomainChild(currentConstriant); if(childList.size()!=0){//not the root for(int i=0;i<childList.size();i++){ int childIndex=-1; for(int j=0;j<fdomain_list.size();j++){ if(fdomain_list[j]->index==childList[i]){ childIndex=j; } }//j glm::dvec3 oldPos=glm::dvec3(0,0,0); for(int j=0;j<parentConstraintIndex[childIndex].size();j++){ int index=3*parentConstraintIndex[childIndex][j]; oldPos.x+=sm->m_vertices[index]; oldPos.y+=sm->m_vertices[index+1]; oldPos.z+=sm->m_vertices[index+2]; } oldPos=oldPos*(1.0/parentConstraintIndex[childIndex].size()); parentLastPosOld[childIndex]=oldPos; parentLastPosNew[childIndex]=oldPos; }//i } domainID=currentConstriant; currentConstriant++; if(currentConstriant==fdomain_list.size()) currentConstriant=0; } else { std::vector<int> childList=fdg.GetDomainChild(domainID); if(childList.size()!=0){//not the root for(int i=0;i<childList.size();i++){ int childIndex=-1; for(int j=0;j<fdomain_list.size();j++){ if(fdomain_list[j]->index==childList[i]){ childIndex=j; } }//j glm::dvec3 newPos=glm::dvec3(0,0,0); for(int j=0;j<parentConstraintIndex[childIndex].size();j++){ int index=3*parentConstraintIndex[childIndex][j]; newPos.x+=sm->m_vertices[index]; newPos.y+=sm->m_vertices[index+1]; newPos.z+=sm->m_vertices[index+2]; } //std::cout<<newPos.x<<","<<newPos.y<<","<<newPos.z<<std::endl; newPos=newPos*(1.0/parentConstraintIndex[childIndex].size()); parentLastPosOld[childIndex]=parentLastPosNew[childIndex]; parentLastPosNew[childIndex]=newPos; }//i } //update the parents' fixed point moving distance std::vector<float> pos; int num=0; if(domainParentIndex[domainID]!=-1){//has parent for(int i=0;i<constraintIndex[domainID].size();i++){ int index=3*constraintIndex[domainID][i]; pos.push_back(sm->m_vertices[index]); pos.push_back(sm->m_vertices[index+1]); pos.push_back(sm->m_vertices[index+2]); } } sm->update(sTime); sTime++; if(domainParentIndex[domainID]!=-1){//has parent //std::cout<<sm->numOfVertices<<std::endl; for(int i=0;i<constraintIndex[domainID].size();i++){ int index=3*constraintIndex[domainID][i]; if(index>3*sm->numOfVertices) std::cout<<index-3*sm->numOfVertices<<"big "<<currentConstriant<<std::endl; glm::dvec3 movePos=parentLastPosNew[domainID]-parentLastPosOld[domainID]; //std::cout<<sm->m_vertices[index]<<","<<sm->m_vertices[index+1]<<","<<sm->m_vertices[index+2]<<std::endl; sm->m_vertices[index]=pos[num++]+movePos.x; sm->m_vertices[index+1]=pos[num++]+movePos.y; sm->m_vertices[index+2]=pos[num++]+movePos.z; //std::cout<<sm->m_vertices[index]<<","<<sm->m_vertices[index+1]<<","<<sm->m_vertices[index+2]<<"end"<<std::endl; //std::cout<<constraintIndex[domainID][i]<<std::endl; } } } MFnMesh surfFn(rs,&stat); McheckErr( stat, "compute - MFnMesh error" ); MFnMeshData ouputMeshDataCreator; MObject oMesh = ouputMeshDataCreator.create(&stat); buildOutputMesh(surfFn, sm->m_vertices,oMesh); outputMeshData.set(oMesh); data.setClean(plug); } else stat = MS::kUnknownParameter; return stat; }
/* virtual */ MStatus cgfxVector::compute( const MPlug& plug, MDataBlock& data ) { MStatus status; MFnData::Type dataType = MFnData::kInvalid; if( plug == sWorldVector || plug == sWorldVectorX || plug == sWorldVectorY || plug == sWorldVectorZ || plug == sWorldVectorW) { // We do isDirection first simply because if there is an // error, the isDirection error is more legible than the // vector or matrix error. // MDataHandle dhIsDirection = data.inputValue(sIsDirection, &status); if (!status) { status.perror("cgfxVector: isDirection handle"); return status; } dataType = dhIsDirection.type(); MDataHandle dhVector = data.inputValue(sVector, &status); if (!status) { status.perror("cgfxVector: vector handle"); return status; } dataType = dhVector.type(); MMatrix matrix; MPlug matrixPlug(thisMObject(), sMatrix); if (matrixPlug.isNull()) { OutputDebugString("matrixPlug is NULL!\n"); } // TODO: Fix this kludge. // // We should not have to do this but for some reason, // using data.inputValue() fails for the sMatrix attribute. // Instead, we get a plug to the attribute and then get // the value directly. // MObject oMatrix; matrixPlug.getValue(oMatrix); MFnMatrixData fndMatrix(oMatrix, &status); if (!status) { status.perror("cgfxVector: matrix data"); } matrix= fndMatrix.matrix(&status); if (!status) { status.perror("cgfxVector: get matrix"); } #if 0 // TODO: This is how we are supposed to do it. (I think). // MDataHandle dhMatrix = data.inputValue(sMatrix, &status); if (!status) { status.perror("cgfxVector: matrix handle"); } dataType = dhMatrix.type(); oMatrix = dhMatrix.data(); MFnMatrixData fnMatrix(oMatrix, &status); if (!status) { status.perror("cgfxVector: matrix function set"); } matrix = fnMatrix.matrix(); #endif /* 0 */ bool isDirection = dhIsDirection.asBool(); double3& vector = dhVector.asDouble3(); double mat[4][4]; matrix.get(mat); double ix, iy, iz, iw; // Input vector float ox, oy, oz, ow; // Output vector ix = vector[0]; iy = vector[1]; iz = vector[2]; iw = isDirection ? 0.0 : 1.0; ox = (float)(mat[0][0] * ix + mat[1][0] * iy + mat[2][0] * iz + mat[3][0] * iw); oy = (float)(mat[0][1] * ix + mat[1][1] * iy + mat[2][1] * iz + mat[3][1] * iw); oz = (float)(mat[0][2] * ix + mat[1][2] * iy + mat[2][2] * iz + mat[3][2] * iw); ow = (float)(mat[0][3] * ix + mat[1][3] * iy + mat[2][3] * iz + mat[3][3] * iw); MDataHandle dhWVector = data.outputValue(sWorldVector, &status); if (!status) { status.perror("cgfxVector: worldVector handle"); return status; } MDataHandle dhWVectorW = data.outputValue(sWorldVectorW, &status); if (!status) { status.perror("cgfxVector: worldVectorW handle"); return status; } dhWVector.set(ox, oy, oz); dhWVectorW.set(ow); data.setClean(sWorldVector); data.setClean(sWorldVectorW); } else { return MS::kUnknownParameter; } return MS::kSuccess; }
//---------------------------------------------------------------------------------------------------------------------- // This method should be overridden in user defined nodes. // Recompute the given output based on the nodes inputs. // The plug represents the data value that needs to be recomputed, and the data block holds the storage // for all of the node'_scale attributes. //---------------------------------------------------------------------------------------------------------------------- MStatus OceanNode::compute( const MPlug &_plug , MDataBlock &_data ){ MStatus status; // see if we get the output plug if( _plug == m_output){ MDataHandle dataHandle; dataHandle = _data.inputValue(m_resolution, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for resolution plug"); if (m_res != dataHandle.asInt()){ switch(dataHandle.asInt()){ case 0: m_ocean->setResolution(128); MGlobal::displayInfo("Resolution: 128"); break; case 1: m_ocean->setResolution(256); MGlobal::displayInfo("Resolution: 256"); break; case 2: m_ocean->setResolution(512); MGlobal::displayInfo("Resolution: 512"); break; case 3: m_ocean->setResolution(1024); MGlobal::displayInfo("Resolution: 1024"); break; default: break; } m_res = dataHandle.asInt(); } dataHandle = _data.inputValue( m_amplitude , &status ); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL( status , "Unable to get data handle for amplitude plug" ); // now get the value for the data handle as a double double amp = dataHandle.asDouble(); m_ocean->setAmplitude(amp); dataHandle = _data.inputValue(m_frequency, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get handle for \"frequency\" plug"); double freq = dataHandle.asDouble(); m_ocean->setFrequency(freq); dataHandle = _data.inputValue(m_windDirectionX, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for windDirectionX plug"); // now get value for data handle double wdx = dataHandle.asDouble(); dataHandle = _data.inputValue(m_windDirectionZ, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for windDirectionY plug"); // now get value for data handle double wdz = dataHandle.asDouble(); m_ocean->setWindVector(make_float2(wdx, wdz)); dataHandle = _data.inputValue(m_windSpeed, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for windSpeed plug"); // now get value for data handle double ws = dataHandle.asDouble(); m_ocean->setWindSpeed(ws); // Only create a new frequency domain if either amplitude or the wind vecotr has changed if (m_amp != amp || m_wdx != wdx || m_wdz != wdz || m_ws != ws ){ MGlobal::displayInfo("here"); m_ocean->createH0(); m_amp = amp; m_wdx = wdx; m_wdz = wdz; m_ws = ws; } dataHandle = _data.inputValue(m_choppiness, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for the choppiness plug"); double choppiness = dataHandle.asDouble(); dataHandle = _data.inputValue(m_time, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to get data handle for time plug"); MTime time = dataHandle.asTime(); MDataHandle outputData = _data.outputValue(m_output, &status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL( status , "Unable to get data handle for output plug" ); MFnMeshData mesh; MObject outputObject = mesh.create(&status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to create output mesh"); // Find the current frame number we're on and create the grid based on this MAnimControl anim; anim.setMinTime(time); createGrid((int)pow(2.0, m_res+7), anim.currentTime().value()/24, choppiness, outputObject, status); CHECK_STATUS_AND_RETURN_MSTATUS_IF_FAIL(status, "Unable to to create grid"); outputData.set(outputObject); // clean the output plug, ie unset it from dirty so that maya does not re-evaluate it _data.setClean( _plug ); return MStatus::kSuccess; } return MStatus::kUnknownParameter; }