diff options
Diffstat (limited to 'kscreensaver/kdesavers/vm_random.h')
| -rw-r--r-- | kscreensaver/kdesavers/vm_random.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/kscreensaver/kdesavers/vm_random.h b/kscreensaver/kdesavers/vm_random.h new file mode 100644 index 00000000..1aa5e937 --- /dev/null +++ b/kscreensaver/kdesavers/vm_random.h @@ -0,0 +1,31 @@ +#ifndef __VM_RANDOM_H__ +#define __VM_RANDOM_H__ + +#define VM_RAND_MAX 2147483647 + +#define int32_t int + +struct vm_random_data +{ + int32_t *fptr; /* Front pointer. */ + int32_t *rptr; /* Rear pointer. */ + int32_t *state; /* Array of state values. */ + int vm_rand_type; /* Type of random number generator. */ + int vm_rand_deg; /* Degree of random number generator. */ + int vm_rand_sep; /* Distance between front and rear. */ + int32_t *end_ptr; /* Pointer behind state table. */ +}; + +int vm_initstate (unsigned int seed, + void* arg_state, + size_t n, + struct vm_random_data* buf); +int vm_setstate (void* arg_state, + struct vm_random_data* buf); +void vm_default_initstate( int seed, + struct vm_random_data* buf ); +int vm_srandom (unsigned int seed, + struct vm_random_data* buf); +int32_t vm_random (struct vm_random_data* buf); + +#endif /* !defined( __VM_RANDOM_H__ ) */ |