summary refs log tree commit diff
path: root/src/World/World.hpp
blob: e3b08f533ccaf5e4b4fc0f1e8093e5163edb09c2 (plain)
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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
#pragma once

#include "Generation/Generator.hpp"
#include "ChunkIndex.hpp"
#include "ChunkRegistry.hpp"
#include "../Compute/Queue.hpp"
#include "Generation/ChunkMeshing.hpp"
#include "Generation/Lighting.hpp"

namespace MC::World {

class World {
public:
    std::vector<ChunkRegistry::Data*> get_visible_chunks(Position::World position);

    Real get_average_chunk_time() const;
private:
    std::vector<ChunkIndex> get_visible_chunk_indices(Position::World position) const;

    void process_chunk_updates();
    void request_generation(ChunkIndex index, Real priority);
    void request_reification(ChunkIndex index, Real priority);

    Bool should_reassess_priorities(Position::World player_position) const;
    void reassess_priorities(Position::World player_position);

    enum class RequestType { Initial, Update };
    static Real calculate_priority(ChunkIndex chunk, Position::World player_position, RequestType request_type);

    void log_chunk_time(U64 chunk_time_ms);

    U8 m_view_distance_radius = 12;

    Bool is_chunk_in_radius(Position::World position, ChunkIndex chunk) const;

    struct GenerationResult {
        Chunk chunk;
        U64 generation_duration;
    };
    using GenerationQueue = Compute::Queue<GenerationResult, ChunkIndex>;
    GenerationQueue m_generation_queue{4};

    struct ReificationResult {
        Chunk chunk;
        Generation::ChunkMeshing::ChunkMesh chunk_mesh;
    };
    using ReificationQueue = Compute::Queue<ReificationResult, ChunkIndex>;
    ReificationQueue m_reification_queue{4};

    Real m_priority_reassession_distance_threshold = 50;
    Position::World m_last_priority_reassession_at = {};

    Generation::Generator m_generator;
    Generation::Lighting m_lighting;
    ChunkRegistry m_registry;

    struct Statistics {
        UInt chunk_time_sample_count;
        Real average_chunk_time_ms;
    };
    Statistics m_statistics{0, 0.0f};
};

}