src/material/PML/PML_basic.cc

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*              8888888         88888888         88888888                    */
   4 /*            8                8                8                            */
   5 /*           8                 8                8                            */
   6 /*           8                  88888888         88888888                    */
   7 /*           8      8888                8                8                   */
   8 /*            8       8                 8                8                   */
   9 /*              888888         888888888        888888888                    */
  10 /*                                                                           */
  11 /*       A Two-Dimensional General Purpose Semiconductor Simulator.          */
  12 /*                                                                           */
  13 /*  GSS material database Version 0.4                                        */
  14 /*  Last update: Feb 17, 2006                                                */
  15 /*                                                                           */
  16 /*  Gong Ding                                                                */
  17 /*  gdiso@ustc.edu                                                           */
  18 /*  NINT, No.69 P.O.Box, Xi'an City, China                                   */
  19 /*                                                                           */
  20 /*****************************************************************************/
  21 //
  22 // Material Type: PML
  23
  24 #include "PMI.h"
  25
  26 class GSS_PML_BasicParameter : public PMIP_BasicParameter
  27 {
  28 private:
  29   PetscScalar PERMITTI;  // The relative dielectric permittivity of PML.
  30   PetscScalar PERMEABI;  // The relative megnetic permeability of PML.
  31   PetscScalar AFFINITY;  // The electron affinity for the material.
  32   PetscScalar DENSITY;   // Specific mass density for the material.
  33   void   Basic_Init()
  34   {
  35     PERMITTI = 1.0;//corrected by zhangxih
  36     PERMEABI = 1.0;
  37     AFFINITY = 0.0*eV;
  38     DENSITY  = 0.0*kg*pow(cm,-3);//corrected by zhangxih
  39   }
  40 public:
  41   PetscScalar Density       (const PetscScalar &Tl) const { return DENSITY;  }
  42   PetscScalar Permittivity  ()                      const { return PERMITTI; }
  43   PetscScalar Permeability  ()                      const { return PERMEABI; }
  44   PetscScalar Affinity      (const PetscScalar &Tl) const { return AFFINITY; }
  45   GSS_PML_BasicParameter(const PMIP_Environment &env):PMIP_BasicParameter(env)
  46   {
  47     Basic_Init();
  48   }
  49   ~GSS_PML_BasicParameter()
  50   {
  51   }
  52 }
  53 ;
  54
  55 extern "C"
  56 {
  57   PMIP_BasicParameter* PMIP_PML_BasicParameter_Default (const PMIP_Environment& env)
  58   {
  59     return new GSS_PML_BasicParameter(env);
  60   }
  61 }