81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/*
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* <Short Description>
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* Copyright (C) 2023 Brett Terpstra
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef BLT_WITH_GRAPHICS_RESOURCE_MANAGER_H
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#define BLT_WITH_GRAPHICS_RESOURCE_MANAGER_H
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#include <blt/std/hashmap.h>
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#include <blt/gfx/texture.h>
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#include <mutex>
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#include <vector>
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#include <optional>
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#include <string>
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#include "blt/compatibility.h"
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namespace blt::gfx
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{
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struct loadable_texture
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{
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std::string path;
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std::string name;
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loadable_texture() = default;
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loadable_texture(std::string path, std::string name): path(std::move(path)), name(std::move(name))
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{}
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};
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class resource_manager
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{
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private:
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std::mutex load_lock;
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std::mutex save_lock;
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std::vector<loadable_texture> textures_to_load;
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std::vector<texture_file*> loaded_textures;
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HASHMAP<std::string, texture_gl2D*> textures_2d;
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public:
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resource_manager() = default;
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void enqueue(std::string path, std::string name = "");
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void load_resources(std::size_t threads = 8);
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inline std::optional<texture_gl2D*> get(const std::string& name)
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{
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if (name.empty() || textures_2d.find(name) == textures_2d.end())
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return {};
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return textures_2d[name];
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}
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/**
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* Directly sets the internal representation of the texture. Can be used to set custom, non file system loaded textures.
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* Note: this function takes ownership of the ptr.
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*/
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inline void set(std::string_view name, texture_gl2D* texture)
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{
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textures_2d[name] = texture;
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}
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void cleanup();
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};
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}
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#endif //BLT_WITH_GRAPHICS_RESOURCE_MANAGER_H
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