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API library: /home/docs/checkouts/readthedocs.org/user_builds/advanced-micro-devices-rocrand/checkouts/latest/library/include/rocrand/rocrand.h Source File
API library
 // Copyright (c) 2017-2024 Advanced Micro Devices, Inc. All rights reserved.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
 // in the Software without restriction, including without limitation the rights
 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 // copies of the Software, and to permit persons to whom the Software is
 // furnished to do so, subject to the following conditions:
 //
 // The above copyright notice and this permission notice shall be included in
 // all copies or substantial portions of the Software.
 //
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 // THE SOFTWARE.
  
 #ifndef ROCRAND_H_
 #define ROCRAND_H_
  
 #include "rocrand/rocrand_discrete_types.h"
  
 #include <hip/hip_fp16.h>
 #include <hip/hip_runtime.h>
 #include <hip/hip_vector_types.h>
  
 #include "rocrand/rocrandapi.h"
  
 #include "rocrand/rocrand_version.h"
  
 typedef struct rocrand_generator_base_type * rocrand_generator;
  
 typedef __half half;
  
 #define ROCRAND_DEFAULT_MAX_BLOCK_SIZE 256
  
 #if defined(__cplusplus)
 extern "C" {
 #endif /* __cplusplus */
  
 typedef enum rocrand_status {
     ROCRAND_STATUS_SUCCESS = 0, 
     ROCRAND_STATUS_VERSION_MISMATCH = 100, 
     ROCRAND_STATUS_NOT_CREATED = 101, 
     ROCRAND_STATUS_ALLOCATION_FAILED = 102, 
     ROCRAND_STATUS_TYPE_ERROR = 103, 
     ROCRAND_STATUS_OUT_OF_RANGE = 104, 
     ROCRAND_STATUS_LENGTH_NOT_MULTIPLE = 105, 
     ROCRAND_STATUS_DOUBLE_PRECISION_REQUIRED = 106, 
     ROCRAND_STATUS_LAUNCH_FAILURE = 107, 
     ROCRAND_STATUS_INTERNAL_ERROR = 108 
 } rocrand_status;
  
 typedef enum rocrand_rng_type
 {
     ROCRAND_RNG_PSEUDO_DEFAULT       = 400, 
     ROCRAND_RNG_PSEUDO_XORWOW        = 401, 
     ROCRAND_RNG_PSEUDO_MRG32K3A      = 402, 
     ROCRAND_RNG_PSEUDO_MTGP32        = 403, 
     ROCRAND_RNG_PSEUDO_PHILOX4_32_10 = 404, 
     ROCRAND_RNG_PSEUDO_MRG31K3P      = 405, 
     ROCRAND_RNG_PSEUDO_LFSR113       = 406, 
     ROCRAND_RNG_PSEUDO_MT19937       = 407, 
     ROCRAND_RNG_PSEUDO_THREEFRY2_32_20
     = 408, 
     ROCRAND_RNG_PSEUDO_THREEFRY2_64_20
     = 409, 
     ROCRAND_RNG_PSEUDO_THREEFRY4_32_20
     = 410, 
     ROCRAND_RNG_PSEUDO_THREEFRY4_64_20
     = 411, 
     ROCRAND_RNG_QUASI_DEFAULT           = 500, 
     ROCRAND_RNG_QUASI_SOBOL32           = 501, 
     ROCRAND_RNG_QUASI_SCRAMBLED_SOBOL32 = 502, 
     ROCRAND_RNG_QUASI_SOBOL64           = 504, 
     ROCRAND_RNG_QUASI_SCRAMBLED_SOBOL64 = 505 
  
 } rocrand_rng_type;
  
 typedef enum rocrand_ordering
 {
     ROCRAND_ORDERING_PSEUDO_BEST    = 100, 
     ROCRAND_ORDERING_PSEUDO_DEFAULT = 101, 
     ROCRAND_ORDERING_PSEUDO_SEEDED  = 102, 
     ROCRAND_ORDERING_PSEUDO_LEGACY  = 103, 
     ROCRAND_ORDERING_PSEUDO_DYNAMIC
     = 104, 
     ROCRAND_ORDERING_QUASI_DEFAULT = 201 
 } rocrand_ordering;
  
 typedef enum rocrand_direction_vector_set
 {
     ROCRAND_DIRECTION_VECTORS_32_JOEKUO6           = 101,
     ROCRAND_SCRAMBLED_DIRECTION_VECTORS_32_JOEKUO6 = 102,
     ROCRAND_DIRECTION_VECTORS_64_JOEKUO6           = 103,
     ROCRAND_SCRAMBLED_DIRECTION_VECTORS_64_JOEKUO6 = 104,
 } rocrand_direction_vector_set;
  
 // Host API function
  
 rocrand_status ROCRANDAPI
 rocrand_create_generator(rocrand_generator * generator, rocrand_rng_type rng_type);
  
 rocrand_status ROCRANDAPI rocrand_create_generator_host(rocrand_generator* generator,
                                                         rocrand_rng_type   rng_type);
  
 rocrand_status ROCRANDAPI rocrand_create_generator_host_blocking(rocrand_generator* generator,
                                                                  rocrand_rng_type   rng_type);
  
 rocrand_status ROCRANDAPI
 rocrand_destroy_generator(rocrand_generator generator);
  
 rocrand_status ROCRANDAPI
 rocrand_generate(rocrand_generator generator,
                  unsigned int * output_data, size_t n);
  
 rocrand_status ROCRANDAPI rocrand_generate_long_long(rocrand_generator       generator,
                                                      unsigned long long int* output_data,
                                                      size_t                  n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_char(rocrand_generator generator,
                       unsigned char * output_data, size_t n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_short(rocrand_generator generator,
                        unsigned short * output_data, size_t n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_uniform(rocrand_generator generator,
                          float * output_data, size_t n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_uniform_double(rocrand_generator generator,
                                 double * output_data, size_t n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_uniform_half(rocrand_generator generator,
                               half * output_data, size_t n);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_normal(rocrand_generator generator,
                         float * output_data, size_t n,
                         float mean, float stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_normal_double(rocrand_generator generator,
                                double * output_data, size_t n,
                                double mean, double stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_normal_half(rocrand_generator generator,
                              half * output_data, size_t n,
                              half mean, half stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_log_normal(rocrand_generator generator,
                             float * output_data, size_t n,
                             float mean, float stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_log_normal_double(rocrand_generator generator,
                                    double * output_data, size_t n,
                                    double mean, double stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_log_normal_half(rocrand_generator generator,
                                  half * output_data, size_t n,
                                  half mean, half stddev);
  
 rocrand_status ROCRANDAPI
 rocrand_generate_poisson(rocrand_generator generator,
                          unsigned int * output_data, size_t n,
                          double lambda);
  
 rocrand_status ROCRANDAPI
 rocrand_initialize_generator(rocrand_generator generator);
  
 rocrand_status ROCRANDAPI
 rocrand_set_stream(rocrand_generator generator, hipStream_t stream);
  
 rocrand_status ROCRANDAPI
 rocrand_set_seed(rocrand_generator generator, unsigned long long seed);
  
 rocrand_status ROCRANDAPI rocrand_set_seed_uint4(rocrand_generator generator, uint4 seed);
  
 rocrand_status ROCRANDAPI
 rocrand_set_offset(rocrand_generator generator, unsigned long long offset);
  
 rocrand_status ROCRANDAPI rocrand_set_ordering(rocrand_generator generator, rocrand_ordering order);
  
 rocrand_status ROCRANDAPI
 rocrand_set_quasi_random_generator_dimensions(rocrand_generator generator,
                                               unsigned int dimensions);
  
 rocrand_status ROCRANDAPI
 rocrand_get_version(int * version);
  
 rocrand_status ROCRANDAPI
 rocrand_create_poisson_distribution(double lambda,
                                     rocrand_discrete_distribution * discrete_distribution);
  
 rocrand_status ROCRANDAPI
 rocrand_create_discrete_distribution(const double * probabilities,
                                      unsigned int size,
                                      unsigned int offset,
                                      rocrand_discrete_distribution * discrete_distribution);
  
 rocrand_status ROCRANDAPI
 rocrand_destroy_discrete_distribution(rocrand_discrete_distribution discrete_distribution);
  
 rocrand_status ROCRANDAPI rocrand_get_direction_vectors32(const unsigned int**         vectors,
                                                           rocrand_direction_vector_set set);
  
 rocrand_status ROCRANDAPI rocrand_get_direction_vectors64(const unsigned long long**   vectors,
                                                           rocrand_direction_vector_set set);
  
 rocrand_status ROCRANDAPI rocrand_get_scramble_constants32(const unsigned int** constants);
  
 rocrand_status ROCRANDAPI rocrand_get_scramble_constants64(const unsigned long long** constants);
  
 #if defined(__cplusplus)
 }
 #endif /* __cplusplus */
  // end of group rocrandhost
  
 #endif // ROCRAND_H_