config.h

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#ifndef ROCK_CONFIG_H
#define ROCK_CONFIG_H
 
#define ROCK_STRINGFY(X) #X
#define ROCK_STRING_CAT2(a, b) a b
#define ROCK_STRING_CAT3(a, b, c) a b c
#define ROCK_APPEND_COMMA(x) x,
#define ROCK_APPLY_ARG(func, arg) func(arg)
 
#define ROCK_CAT2_(a, b) a##b
#define ROCK_CAT2(a, b) ROCK_APPLY_ARG(ROCK_CAT2_, ROCK_APPEND_COMMA(a) b)
#define ROCK_CAT3_(a, b, c) a##b##c
#define ROCK_CAT3(a, b, c)                                                     \
    ROCK_APPLY_ARG(ROCK_CAT3_, ROCK_APPEND_COMMA(a) ROCK_APPEND_COMMA(b) c)
 
// clang-format off
#define ROCK_VERSION_MAJOR 1
#define ROCK_VERSION_MINOR 9
#define ROCK_VERSION_PATCH 1

#define ROCK_REAL_TYPE DBL
#define ROCK_PARALLELIZATION 1
 
#define ROCK_ENABLE_GPU 0
// clang-format on

#define ROCK_ENABLE_FIELD_REFINEMENT 0
 
// 32 bytes == 256 bit
#define ROCK_ALIGNMENT 32
 
#if ((ROCK_ALIGNMENT) < 8) || ((ROCK_ALIGNMENT) & ((ROCK_ALIGNMENT) - 1))
#error Alignment must be potential of 2 to allow bit operations in size calculation
#endif

#define ROCK_STRIDE(TYPE, DIM)                                                 \
    (((DIM) + ((ROCK_ALIGNMENT) / sizeof(TYPE) - 1))                           \
     & ~((ROCK_ALIGNMENT) / sizeof(TYPE) - 1))
#define TDM_STRIDE(rows) ROCK_STRIDE(real, rows)
#define DIM_TDM(rows) (TDM_STRIDE(rows) * 3)

#define ROCK_ENABLE_FAST_BESL 1
#define ROCK_ENABLE_FAST_HYPOT 1
#define ROCK_ENABLE_FAST_ATAN2 0
#define ROCK_ENABLE_GAUSSIAN_ALPHA_GAMMA 1

#define ROCK_BEAMLET_MAX_CORRECTOR_STEP 2

#define MIN_HARM 0
#define DIM_HARM 4
 
#define MAX_HARM (MIN_HARM + DIM_HARM - 1)
 
#endif