CS838_28_Sep_2011

Angularvelocitytwopiframetimetnumberofframes t

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Unformatted text preview: T CFL_number; // CFL return CFL_number*maximum_dt; number (not to exceed 1) ml0 bl0 dt < AND dt < b k SIMULATION_LAYOUT(const STREAM_TYPE stream_type_input); } SEGMENTED_CURVE<TV>* wire_curve; FREE_PARTICLES<TV>* wire_particles; void Initialize(); void Add_Elastic_Forces(const ARRAY_VIEW<TV>& X,ARRAY<TV>& force); void Add_Damping_Forces(const ARRAY_VIEW<TV>& X,const ARRAY_VIEW<TV>& V, ARRAY<TV>& force); void Add_External_Forces(ARRAY<TV>& force); T Maximum_Dt(); void Write_Output(const int frame); void Set_Kinematic_Positions(const T time,ARRAY_VIEW<TV>& X); void Set_Kinematic_Velocities(const T time,ARRAY_VIEW<TV>& V); void Clear_Values_Of_Kinematic_Particles(ARRAY<TV>& array); }; } CS838 Advanced Modeling and Simulation namespace PhysBAM{ template<class T> class SIMULATION_LAYOUT { public: typedef VECTOR<T,3> TV; const STREAM_TYPE stream_type; const int n; const T youngs_modulus,damping_coefficient const T wire_mass,wire_restlength; ARRAY<T> mass,restlength; // // // // Number of particles in wire mesh Elasticity and damping coefficients Mass and length for entire wire Mass (per each particle), restlength (per each spring) template<class T> GEOMETRY_PARTICLES<TV> particles; void SIMULATION_LAYOUT<T>::Write_Output(const int frame) DEFORMABLE_GEOMETRY_COLLECTION<TV> collection; { const FILE_UTILITIES::Create_Directory("output/"+STRING_UTILITIES::Value_To_String(frame)); int number_of_frames; // Total number of frames const collection.Write(stream_type,"output",frame,0,true); T frame_time; // Frame (snapshot) interval } const T CFL_number; // CFL number (not to exceed 1) SEGMENTED_CURVE<TV>* wire_curve; FREE_PARTICLES<TV>* wire_particles; SIMULATION_LAYOUT(const STREAM_TYPE stream_type_input); void Initialize(); void Add_Elastic_Forces(const ARRAY_VIEW<TV>& X,ARRAY<TV>& force); void Add_Damping_Forces(const ARRAY_VIEW<TV>& X,const ARRAY_VIEW<TV>& V, ARRAY<TV>& force); void Add_External_Forces(ARRAY<TV>& force); T Maximum_Dt(); void Write_Output(const int frame); void Set_Kinematic_Positions(const T time,ARRAY_VIEW<TV>& X); void Set_Kinematic_Velocities(const T time,ARRAY_VIEW<TV>& V); void Clear_Values_Of_Kinematic_Particles(ARRAY<TV>& array); }; } CS838 Advanced Modeling and Simulation namespace PhysBAM{ template<class T> class SIMULATION_LAYOUT { public: typedef VECTOR<T,3> TV; const STREAM_TYPE stream_type; const int n; const T youngs_modulus,damping_coefficient const T wire_mass,wire_restlength; ARRAY<T> mass,restlength; // // // // Number of particles in wire mesh Elasticity and damping coefficients Mass and length for entire wire Mass (per each particle), restlength (per each spring) template<class T> GEOMETRY_PARTICLES<TV> particles; void SIMULATION_LAYOUT<T>::Set_Kinematic_Positions(const T time,ARRAY_VIEW<TV>& X) DEFORMABLE_GEOMETRY_COLLECTION<TV> collection; { // Set upper endpoint position const int number_of_frames; // Total number of frames const T angular_velocity=two_pi/(frame_time*(T)number_of_frames); T frame_time; // Frame (snapshot) interval particles.X(1)=TV(.5*sin(time*angular_velocity),0,.5*cos(time*angular_velocity)); const T CFL_number; // CFL number (not to exceed 1) } SEGMENTED_CURVE<T...
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This note was uploaded on 09/04/2012 for the course CS 838 taught by Professor Staff during the Fall '08 term at Wisconsin.

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