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https://gitea.wildfiregames.com/0ad/0ad
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157c6af18e
Avoid cases of filenames Update years in terms and other legal(ish) documents Don't update years in license headers, since change is not meaningful Will add linter rule in seperate commit Happy recompiling everyone! Original Patch By: Nescio Comment By: Gallaecio Differential Revision: D2620 This was SVN commit r27786.
75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/* Copyright (C) 2023 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. 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 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_RENDERER_BACKEND_VULKAN_SAMPLERMANAGER
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#define INCLUDED_RENDERER_BACKEND_VULKAN_SAMPLERMANAGER
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#include "renderer/backend/Sampler.h"
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#include <glad/vulkan.h>
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#include <memory>
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#include <unordered_map>
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namespace Renderer
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{
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namespace Backend
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{
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namespace Vulkan
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{
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class CDevice;
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/**
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* A helper class to store unique samplers. The manager doesn't track usages of
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* its samplers but keep them alive until its end. So before destroying the
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* manager its owner should guarantee no usage.
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*/
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class CSamplerManager
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{
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public:
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CSamplerManager(CDevice* device);
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~CSamplerManager();
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/**
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* @return a sampler matches the description. The returned sampler is owned by
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* the manager.
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*/
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VkSampler GetOrCreateSampler(const Sampler::Desc& samplerDesc);
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private:
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CDevice* m_Device = nullptr;
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struct SamplerDescHash
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{
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size_t operator()(const Sampler::Desc& samplerDesc) const;
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};
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struct SamplerDescEqual
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{
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bool operator()(const Sampler::Desc& lhs, const Sampler::Desc& rhs) const;
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};
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std::unordered_map<Sampler::Desc, VkSampler, SamplerDescHash, SamplerDescEqual> m_SamplerMap;
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};
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} // namespace Vulkan
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} // namespace Backend
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} // namespace Renderer
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#endif // INCLUDED_RENDERER_BACKEND_VULKAN_SAMPLERMANAGER
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