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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
parent a584ccc7d8
commit f43d85921d
33 changed files with 1220 additions and 12 deletions
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23
Source/Core/VideoCommon/AbstractTexture.cpp
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@ -100,7 +100,7 @@ AbstractTexture::MapRegionImpl(u32 level, u32 x, u32 y, u32 width, u32 height)
return {};
}
bool AbstractTexture::IsCompressedHostTextureFormat(AbstractTextureFormat format)
bool AbstractTexture::IsCompressedFormat(AbstractTextureFormat format)
{
switch (format)
{
@ -115,7 +115,7 @@ bool AbstractTexture::IsCompressedHostTextureFormat(AbstractTextureFormat format
}
}
size_t AbstractTexture::CalculateHostTextureLevelPitch(AbstractTextureFormat format, u32 row_length)
size_t AbstractTexture::CalculateStrideForFormat(AbstractTextureFormat format, u32 row_length)
{
switch (format)
{
@ -134,6 +134,25 @@ size_t AbstractTexture::CalculateHostTextureLevelPitch(AbstractTextureFormat for
}
}
size_t AbstractTexture::GetTexelSizeForFormat(AbstractTextureFormat format)
{
switch (format)
{
case AbstractTextureFormat::DXT1:
return 8;
case AbstractTextureFormat::DXT3:
case AbstractTextureFormat::DXT5:
case AbstractTextureFormat::BPTC:
return 16;
case AbstractTextureFormat::RGBA8:
case AbstractTextureFormat::BGRA8:
return 4;
default:
PanicAlert("Unhandled texture format.");
return 0;
}
}
const TextureConfig& AbstractTexture::GetConfig() const
{
return m_config;