mirror of
https://github.com/gnif/LookingGlass.git
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72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/**
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* Looking Glass
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* Copyright © 2017-2026 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include "CComputeEffect.h"
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#include <vector>
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#include <string>
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class CDownsampleEffect : public CComputeEffect
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{
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private:
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struct Rule
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{
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bool greater = false;
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unsigned x = 0;
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unsigned y = 0;
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unsigned targetX = 0;
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unsigned targetY = 0;
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};
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struct Consts
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{
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float width;
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float height;
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} m_consts = {};
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std::vector<Rule> m_rules;
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ComPtr<ID3D12Resource> m_constBuffer;
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DXGI_FORMAT m_format = DXGI_FORMAT_UNKNOWN;
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double m_scaleX = 1.0;
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double m_scaleY = 1.0;
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unsigned m_width = 0;
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unsigned m_height = 0;
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bool ParseRules(const std::wstring& value);
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const Rule * MatchRule(unsigned width, unsigned height) const;
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public:
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const char * GetName() const override { return "Downsample"; }
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bool Init(const ComPtr<ID3D12Device3>& device);
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PostProcessStatus SetFormat(const ComPtr<ID3D12Device3>& device,
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const D12FrameFormat& src, D12FrameFormat& dst) override;
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void AdjustDamage(RECT dirtyRects[], unsigned * nbDirtyRects) override;
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ComPtr<ID3D12Resource> Run(const ComPtr<ID3D12Device3>& device,
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const ComPtr<ID3D12GraphicsCommandList>& commandList,
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const ComPtr<ID3D12Resource>& src, RECT dirtyRects[],
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unsigned * nbDirtyRects) override;
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};
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