AbstractTexture: Drop slow map readback path

1 files changed, 0 insertions, 69 deletions

diff --git a/Source/Core/VideoBackends/D3D/DXTexture.cpp b/Source/Core/VideoBackends/D3D/DXTexture.cpp
index 722db73a5f..2c37c61ffe 100644
--- a/Source/Core/VideoBackends/D3D/DXTexture.cpp
+++ b/Source/Core/VideoBackends/D3D/DXTexture.cpp
@@ -84,7 +84,6 @@ DXTexture::DXTexture(const TextureConfig& tex_config) : AbstractTexture(tex_conf
 DXTexture::~DXTexture()
 {
   m_texture->Release();
-  SAFE_RELEASE(m_staging_texture);
 }
 
 D3DTexture2D* DXTexture::GetRawTexIdentifier() const
@@ -97,74 +96,6 @@ void DXTexture::Bind(unsigned int stage)
   D3D::stateman->SetTexture(stage, m_texture->GetSRV());
 }
 
-std::optional<AbstractTexture::RawTextureInfo> DXTexture::MapFullImpl()
-{
-  CD3D11_TEXTURE2D_DESC staging_texture_desc(DXGI_FORMAT_R8G8B8A8_UNORM, m_config.width,
-                                             m_config.height, 1, 1, 0, D3D11_USAGE_STAGING,
-                                             D3D11_CPU_ACCESS_READ);
-
-  HRESULT hr = D3D::device->CreateTexture2D(&staging_texture_desc, nullptr, &m_staging_texture);
-  if (FAILED(hr))
-  {
-    WARN_LOG(VIDEO, "Failed to create texture dumping readback texture: %X", static_cast<u32>(hr));
-    return {};
-  }
-
-  // Copy the selected data to the staging texture
-  D3D::context->CopyResource(m_staging_texture, m_texture->GetTex());
-
-  // Map the staging texture to client memory, and encode it as a .png image.
-  D3D11_MAPPED_SUBRESOURCE map;
-  hr = D3D::context->Map(m_staging_texture, 0, D3D11_MAP_READ, 0, &map);
-  if (FAILED(hr))
-  {
-    WARN_LOG(VIDEO, "Failed to map texture dumping readback texture: %X", static_cast<u32>(hr));
-    return {};
-  }
-
-  return AbstractTexture::RawTextureInfo{reinterpret_cast<u8*>(map.pData), map.RowPitch,
-                                         m_config.width, m_config.height};
-}
-
-std::optional<AbstractTexture::RawTextureInfo> DXTexture::MapRegionImpl(u32 level, u32 x, u32 y,
-                                                                        u32 width, u32 height)
-{
-  CD3D11_TEXTURE2D_DESC staging_texture_desc(DXGI_FORMAT_R8G8B8A8_UNORM, width, height, 1, 1, 0,
-                                             D3D11_USAGE_STAGING, D3D11_CPU_ACCESS_READ);
-
-  HRESULT hr = D3D::device->CreateTexture2D(&staging_texture_desc, nullptr, &m_staging_texture);
-  if (FAILED(hr))
-  {
-    WARN_LOG(VIDEO, "Failed to create texture dumping readback texture: %X", static_cast<u32>(hr));
-    return {};
-  }
-
-  // Copy the selected data to the staging texture
-  CD3D11_BOX src_box(x, y, 0, width, height, 1);
-  D3D::context->CopySubresourceRegion(m_staging_texture, 0, 0, 0, 0, m_texture->GetTex(),
-                                      D3D11CalcSubresource(level, 0, m_config.levels), &src_box);
-
-  // Map the staging texture to client memory, and encode it as a .png image.
-  D3D11_MAPPED_SUBRESOURCE map;
-  hr = D3D::context->Map(m_staging_texture, 0, D3D11_MAP_READ, 0, &map);
-  if (FAILED(hr))
-  {
-    WARN_LOG(VIDEO, "Failed to map texture dumping readback texture: %X", static_cast<u32>(hr));
-    return {};
-  }
-
-  return AbstractTexture::RawTextureInfo{reinterpret_cast<u8*>(map.pData), map.RowPitch,
-                                         m_config.width, m_config.height};
-}
-
-void DXTexture::Unmap()
-{
-  if (!m_staging_texture)
-    return;
-
-  D3D::context->Unmap(m_staging_texture, 0);
-}
-
 void DXTexture::CopyRectangleFromTexture(const AbstractTexture* src,
                                          const MathUtil::Rectangle<int>& src_rect, u32 src_layer,
                                          u32 src_level, const MathUtil::Rectangle<int>& dst_rect,