tdebug.h - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
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       tdebug.h (2058B)
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            1 #ifndef DEBUG_H_
            2 #define DEBUG_H_
            3 
            4 // Enable profiling of kernel runtimes?
            5 // 0: No (default)
            6 // 1: Yes
            7 #define PROFILING 1
            8 
            9 // Output information about contacts to stdout?
           10 // 0: No (default)
           11 // 1: Yes
           12 #define CONTACTINFO 0
           13 
           14 // The number of fluid solver iterations to perform between checking the norm.
           15 // residual value
           16 const unsigned int nijacnorm = 10;
           17 
           18 // Write max. residual during the latest solution loop to logfile
           19 // 'max_res_norm.dat'
           20 // 0: False, 1: True
           21 const int write_res_log = 0;
           22 
           23 // Report pressure (epsilon) values during Jacobi iterations to stdout
           24 //#define REPORT_EPSILON
           25 //#define REPORT_MORE_EPSILON
           26 
           27 // Report the number of iterations it took before convergence to logfile
           28 // 'output/<sid>-conv.dat'
           29 // 0: False, 1: True
           30 const int write_conv_log = 1;
           31 
           32 // The interval between iteration number reporting in 'output/<sid>-conv.log'
           33 const int conv_log_interval = 10;
           34 //const int conv_log_interval = 4;
           35 //const int conv_log_interval = 1;
           36 
           37 // Enable drag force and particle fluid coupling
           38 #define CFD_DEM_COUPLING
           39 
           40 // Check if initial particle positions are finite values
           41 #define CHECK_PARTICLES_FINITE
           42 
           43 // Check for nan/inf values in fluid solver kernels
           44 #define CHECK_FLUID_FINITE
           45 
           46 // Enable reporting of velocity prediction components to stdout
           47 //#define REPORT_V_P_COMPONENTS
           48 
           49 // Enable reporting of velocity correction components to stdout
           50 //#define REPORT_V_C_COMPONENTS
           51 
           52 // Enable reporting of initial values of forcing function terms to stdout
           53 //#define REPORT_FORCING_TERMS
           54 
           55 // Enable reporting of forcing finction terms during Jacobian iterations to 
           56 // stdout
           57 //#define REPORT_FORCING_TERMS_JACOBIAN
           58 
           59 // Choose solver model (see Zhou et al. 2010 "Discrete particle simulation of
           60 // particle-fluid flow: model formulations and their applicability", table. 1.
           61 // SET_1 corresponds exactly to Model B in Zhu et al. 2007 "Discrete particle
           62 // simulation of particulate systems: Theoretical developments".
           63 // SET_2 corresponds approximately to Model A in Zhu et al. 2007.
           64 // Choose exactly one.
           65 //#define SET_1
           66 #define SET_2
           67 
           68 #endif