57 lines
2.5 KiB
C++
57 lines
2.5 KiB
C++
// Copyright 2017 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <cstddef>
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#include <string>
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#include "Common/CommonTypes.h"
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#include "Common/MathUtil.h"
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#include "VideoCommon/TextureConfig.h"
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class AbstractTexture
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{
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public:
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explicit AbstractTexture(const TextureConfig& c);
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virtual ~AbstractTexture() = default;
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virtual void CopyRectangleFromTexture(const AbstractTexture* src,
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const MathUtil::Rectangle<int>& src_rect, u32 src_layer,
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u32 src_level, const MathUtil::Rectangle<int>& dst_rect,
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u32 dst_layer, u32 dst_level) = 0;
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virtual void ResolveFromTexture(const AbstractTexture* src, const MathUtil::Rectangle<int>& rect,
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u32 layer, u32 level) = 0;
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virtual void Load(u32 level, u32 width, u32 height, u32 row_length, const u8* buffer,
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size_t buffer_size, u32 layer = 0) = 0;
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// Hints to the backend that we have finished rendering to this texture, and it will be used
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// as a shader resource and sampled. For Vulkan, this transitions the image layout.
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virtual void FinishedRendering();
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u32 GetWidth() const { return m_config.width; }
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u32 GetHeight() const { return m_config.height; }
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u32 GetLevels() const { return m_config.levels; }
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u32 GetLayers() const { return m_config.layers; }
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u32 GetSamples() const { return m_config.samples; }
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AbstractTextureFormat GetFormat() const { return m_config.format; }
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MathUtil::Rectangle<int> GetRect() const { return m_config.GetRect(); }
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MathUtil::Rectangle<int> GetMipRect(u32 level) const { return m_config.GetMipRect(level); }
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bool IsMultisampled() const { return m_config.IsMultisampled(); }
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bool Save(const std::string& filename, unsigned int level, int compression = 6) const;
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static bool IsCompressedFormat(AbstractTextureFormat format);
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static bool IsDepthFormat(AbstractTextureFormat format);
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static bool IsStencilFormat(AbstractTextureFormat format);
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static bool IsCompatibleDepthAndColorFormats(AbstractTextureFormat depth_format,
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AbstractTextureFormat color_format);
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static u32 CalculateStrideForFormat(AbstractTextureFormat format, u32 row_length);
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static u32 GetTexelSizeForFormat(AbstractTextureFormat format);
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static u32 GetBlockSizeForFormat(AbstractTextureFormat format);
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const TextureConfig& GetConfig() const;
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protected:
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const TextureConfig m_config;
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};
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