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Merge pull request #441 from rextimmy/d3d11_texture_lock

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D3d11 texture lock
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Brian Roberts 2021-01-05 02:23:06 -06:00 • committed by GitHub
commit 9dce04d3e2
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 10 additions and 28 deletions
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2
Engine/source/gfx/D3D11/gfxD3D11TextureManager.cpp
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@ -76,7 +76,7 @@ void GFXD3D11TextureManager::_innerCreateTexture( GFXD3D11TextureObject *retTex,
else if ( retTex->mProfile->isSystemMemory() ) else if ( retTex->mProfile->isSystemMemory() )
{ {
usage |= D3D11_USAGE_STAGING; usage |= D3D11_USAGE_STAGING;
cpuFlags |= D3D11_CPU_ACCESS_READ; cpuFlags |= D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
} }
else else
{ {

36
Engine/source/gfx/D3D11/gfxD3D11TextureObject.cpp
View file

@ -90,17 +90,13 @@ GFXLockedRect *GFXD3D11TextureObject::lock(U32 mipLevel /*= 0*/, RectI *inRect /
GFXD3D11TextureObject* pD3DStagingTex = (GFXD3D11TextureObject*)&(*mStagingTex); GFXD3D11TextureObject* pD3DStagingTex = (GFXD3D11TextureObject*)&(*mStagingTex);
//map staging texture //map staging texture
HRESULT hr; HRESULT hr = pContext->Map(pD3DStagingTex->getResource(), mLockedSubresource, D3D11_MAP_WRITE, 0, &mapInfo);
bool is3D = mStagingTex->getDepth() != 0;
if (is3D) //3d texture
hr = pContext->Map(pD3DStagingTex->get3DTex(), mLockedSubresource, D3D11_MAP_READ, 0, &mapInfo);
else
hr = pContext->Map(pD3DStagingTex->get2DTex(), mLockedSubresource, D3D11_MAP_READ, 0, &mapInfo);
if (FAILED(hr)) if (FAILED(hr))
AssertFatal(false, "GFXD3D11TextureObject:lock - failed to map render target resource!"); AssertFatal(false, "GFXD3D11TextureObject:lock - failed to map render target resource!");
const bool is3D = mStagingTex->getDepth() != 0;
const U32 width = mTextureSize.x >> mipLevel; const U32 width = mTextureSize.x >> mipLevel;
const U32 height = mTextureSize.y >> mipLevel; const U32 height = mTextureSize.y >> mipLevel;
const U32 depth = is3D ? mTextureSize.z >> mipLevel : 1; const U32 depth = is3D ? mTextureSize.z >> mipLevel : 1;
@ -147,27 +143,13 @@ void GFXD3D11TextureObject::unlock(U32 mipLevel)
ID3D11DeviceContext* pContext = D3D11DEVICECONTEXT; ID3D11DeviceContext* pContext = D3D11DEVICECONTEXT;
GFXD3D11TextureObject* pD3DStagingTex = (GFXD3D11TextureObject*)&(*mStagingTex); GFXD3D11TextureObject* pD3DStagingTex = (GFXD3D11TextureObject*)&(*mStagingTex);
ID3D11Resource* pStagingResource = pD3DStagingTex->getResource();
const bool is3D = mStagingTex->getDepth() != 0;
bool is3D = mStagingTex->getDepth() != 0; //unmap staging texture
pContext->Unmap(pStagingResource, mLockedSubresource);
if (is3D) //copy lock box region from the staging texture to our regular texture
{ pContext->CopySubresourceRegion(mD3DTexture, mLockedSubresource, mLockBox.left, mLockBox.top, is3D ? mLockBox.back : 0, pStagingResource, mLockedSubresource, &mLockBox);
ID3D11Texture3D* pStagingTex = pD3DStagingTex->get3DTex();
//unmap staging texture
pContext->Unmap(pStagingTex, mLockedSubresource);
//copy lock box region from the staging texture to our regular texture
pContext->CopySubresourceRegion(mD3DTexture, mLockedSubresource, mLockBox.left, mLockBox.top, mLockBox.front, pStagingTex, mLockedSubresource, &mLockBox);
}
else
{
ID3D11Texture2D* pStagingTex = pD3DStagingTex->get2DTex();
//unmap staging texture
pContext->Unmap(pStagingTex, mLockedSubresource);
//copy lock box region from the staging texture to our regular texture
pContext->CopySubresourceRegion(mD3DTexture, mLockedSubresource, mLockBox.left, mLockBox.top, 0, pStagingTex, mLockedSubresource, &mLockBox);
}
PROFILE_END(); PROFILE_END();