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VideoBackends: Add AbstractStagingTexture class

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Can be used for asynchronous readback or upload of textures.
This commit is contained in:
Stenzek 2017-10-22 00:49:40 +10:00
commit f43d85921d
33 changed files with 1220 additions and 12 deletions
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24
Source/Core/VideoBackends/Null/NullTexture.h
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@ -4,8 +4,11 @@
#pragma once
#include <vector>
#include "Common/CommonTypes.h"
#include "VideoCommon/AbstractStagingTexture.h"
#include "VideoCommon/AbstractTexture.h"
namespace Null
@ -25,4 +28,25 @@ public:
size_t buffer_size) override;
};
class NullStagingTexture final : public AbstractStagingTexture
{
public:
explicit NullStagingTexture(StagingTextureType type, const TextureConfig& config);
~NullStagingTexture();
void CopyFromTexture(const AbstractTexture* src, const MathUtil::Rectangle<int>& src_rect,
u32 src_layer, u32 src_level,
const MathUtil::Rectangle<int>& dst_rect) override;
void CopyToTexture(const MathUtil::Rectangle<int>& src_rect, AbstractTexture* dst,
const MathUtil::Rectangle<int>& dst_rect, u32 dst_layer,
u32 dst_level) override;
bool Map() override;
void Unmap() override;
void Flush() override;
private:
std::vector<u8> m_texture_buf;
};
} // namespace Null