particle_data_gpu.hpp

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#pragma once
 
#include <string>
 
namespace netdem {
 
struct ParticleDataGPU {
  int32_t id;                      // at byte offset 0
  int32_t shape_id;                // at byte offset 4
  int32_t enable_bound_aabb;       // at byte offset 8
  int32_t need_update_linked_list; // at byte offset 12
 
  int32_t material_type; // at byte offset 16
  float density;         // at byte offset 20
  float damp_viscous;    // at byte offset 24
  float damp_numerical;  // at byte offset 28
 
  float bound_min[3]; // at byte offset 32
  float padding1;     // at byte offset 44
  float bound_max[3]; // at byte offset 48
  float margin;       // at byte offset 60
 
  float bound_disp[3]; // at byte offset 64
  float padding2;      // at byte offset 76
 
  float pos[3];        // at byte offset 80
  float padding3;      // at byte offset 92
  float quaternion[4]; // at byte offset 96
  float vel[3];        // at byte offset 112
  float padding4;      // at byte offset 124
 
  float spin[3];           // at byte offset 128
  float padding5;          // at byte offset 140
  float vel_m0p5[3];       // at byte offset 144
  float padding6;          // at byte offset 156
  float spin_principal[3]; // at byte offset 160
  float padding7;          // at byte offset 172
 
  float force[3];  // at byte offset 176
  float padding8;  // at byte offset 188
  float moment[3]; // at byte offset 192
  float padding9;  // at byte offset 204
};
 
static_assert(sizeof(ParticleDataGPU) % 16 == 0);
 
} // namespace netdem