llama.cpp/src/llama-sampling.h at master · mdierolf/llama.cpp · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
#pragma once

// TODO: rename llama-sampling.h/.cpp to llama-sampler.h/.cpp ?

#include "llama.h"

#include <vector>

struct llama_vocab;
struct llama_grammar;

// sampler chain

struct llama_sampler_chain {
    llama_sampler_chain_params params;

    // has .backend_init() been called?
    bool is_init = false;

    struct info {
        bool is_backend;

        llama_sampler * ptr;
    };

    std::vector<info> samplers;

    // pre-allocated buffer for llama_sampler_sample to avoid repeated allocations
    std::vector<llama_token_data> cur;

    // timing

    mutable int64_t t_sample_us;

    mutable int32_t n_sample;
};

struct llama_sampler * llama_sampler_init_dry_testing(
        int32_t context_size,
        float   dry_multiplier,
        float   dry_base,
        int32_t dry_allowed_length,
        int32_t dry_penalty_last_n,
        const std::vector<std::vector<llama_token>> & seq_breakers);