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TexCache: don't load tex level 0 on creation

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This reverts an optimization which isn't worth imo. Every texture uploads have to alloc vram and a staging buffer, so there is no need to do both in the same call.
This commit is contained in:
degasus
2014-05-19 22:35:53 +02:00
parent 8bdbe37c91
commit 614d058db1
3 changed files with 5 additions and 19 deletions
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11
Source/Core/VideoBackends/D3D/TextureCache.cpp
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@ -87,24 +87,18 @@ TextureCache::TCacheEntryBase* TextureCache::CreateTexture(unsigned int width,
{
D3D11_USAGE usage = D3D11_USAGE_DEFAULT;
D3D11_CPU_ACCESS_FLAG cpu_access = (D3D11_CPU_ACCESS_FLAG)0;
D3D11_SUBRESOURCE_DATA srdata, *data = nullptr;
if (tex_levels == 1)
{
usage = D3D11_USAGE_DYNAMIC;
cpu_access = D3D11_CPU_ACCESS_WRITE;
srdata.pSysMem = TextureCache::temp;
srdata.SysMemPitch = 4 * expanded_width;
data = &srdata;
}
const D3D11_TEXTURE2D_DESC texdesc = CD3D11_TEXTURE2D_DESC(DXGI_FORMAT_R8G8B8A8_UNORM,
width, height, 1, tex_levels, D3D11_BIND_SHADER_RESOURCE, usage, cpu_access);
ID3D11Texture2D *pTexture;
const HRESULT hr = D3D::device->CreateTexture2D(&texdesc, data, &pTexture);
const HRESULT hr = D3D::device->CreateTexture2D(&texdesc, nullptr, &pTexture);
CHECK(SUCCEEDED(hr), "Create texture of the TextureCache");
TCacheEntry* const entry = new TCacheEntry(new D3DTexture2D(pTexture, D3D11_BIND_SHADER_RESOURCE));
@ -116,9 +110,6 @@ TextureCache::TCacheEntryBase* TextureCache::CreateTexture(unsigned int width,
SAFE_RELEASE(pTexture);
if (tex_levels != 1)
entry->Load(width, height, expanded_width, 0);
return entry;
}