void Image11::createStagingTexture()
{
if (mStagingTexture)
{
return;
}
ID3D11Texture2D *newTexture = NULL;
int lodOffset = 1;
DXGI_FORMAT dxgiFormat = getDXGIFormat();
ASSERT(!d3d11::IsDepthStencilFormat(dxgiFormat)); // We should never get here for depth textures
/*
if (mRenderer->getFeatureLevel() <= D3D_FEATURE_LEVEL_9_3 && dxgiFormat == DXGI_FORMAT_A8_UNORM)
dxgiFormat = DXGI_FORMAT_B8G8R8A8_UNORM;
*/
if (mWidth != 0 && mHeight != 0)
{
GLsizei width = mWidth;
GLsizei height = mHeight;
// adjust size if needed for compressed textures
gl::MakeValidSize(false, d3d11::IsCompressed(dxgiFormat), &width, &height, &lodOffset);
ID3D11Device *device = mRenderer->getDevice();
D3D11_TEXTURE2D_DESC desc;
desc.Width = width;
desc.Height = height;
desc.MipLevels = lodOffset + 1;
desc.ArraySize = 1;
desc.Format = dxgiFormat;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
HRESULT result = device->CreateTexture2D(&desc, NULL, &newTexture);
if (FAILED(result))
{
ASSERT(result == E_OUTOFMEMORY);
ERR("Creating image failed.");
return gl::error(GL_OUT_OF_MEMORY);
}
}
mStagingTexture = newTexture;
mStagingSubresource = D3D11CalcSubresource(lodOffset, 0, lodOffset + 1);
mDirty = false;
}
gl::Error Image11::createStagingTexture()
{
if (mStagingTexture)
{
return gl::Error(GL_NO_ERROR);
}
ASSERT(mWidth > 0 && mHeight > 0 && mDepth > 0);
const DXGI_FORMAT dxgiFormat = getDXGIFormat();
ID3D11Device *device = mRenderer->getDevice();
HRESULT result;
int lodOffset = 1;
GLsizei width = mWidth;
GLsizei height = mHeight;
// adjust size if needed for compressed textures
d3d11::MakeValidSize(false, dxgiFormat, &width, &height, &lodOffset);
if (mTarget == GL_TEXTURE_3D)
{
ID3D11Texture3D *newTexture = NULL;
D3D11_TEXTURE3D_DESC desc;
desc.Width = width;
desc.Height = height;
desc.Depth = mDepth;
desc.MipLevels = lodOffset + 1;
desc.Format = dxgiFormat;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (d3d11::GetTextureFormatInfo(mInternalFormat).dataInitializerFunction != NULL)
{
std::vector<D3D11_SUBRESOURCE_DATA> initialData;
std::vector< std::vector<BYTE> > textureData;
d3d11::GenerateInitialTextureData(mInternalFormat, width, height, mDepth,
lodOffset + 1, &initialData, &textureData);
result = device->CreateTexture3D(&desc, initialData.data(), &newTexture);
}
else
{
result = device->CreateTexture3D(&desc, NULL, &newTexture);
}
if (FAILED(result))
{
ASSERT(result == E_OUTOFMEMORY);
return gl::Error(GL_OUT_OF_MEMORY, "Failed to create staging texture, result: 0x%X.", result);
}
mStagingTexture = newTexture;
mStagingSubresource = D3D11CalcSubresource(lodOffset, 0, lodOffset + 1);
}
else if (mTarget == GL_TEXTURE_2D || mTarget == GL_TEXTURE_2D_ARRAY || mTarget == GL_TEXTURE_CUBE_MAP)
{
ID3D11Texture2D *newTexture = NULL;
D3D11_TEXTURE2D_DESC desc;
desc.Width = width;
desc.Height = height;
desc.MipLevels = lodOffset + 1;
desc.ArraySize = 1;
desc.Format = dxgiFormat;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (d3d11::GetTextureFormatInfo(mInternalFormat).dataInitializerFunction != NULL)
{
std::vector<D3D11_SUBRESOURCE_DATA> initialData;
std::vector< std::vector<BYTE> > textureData;
d3d11::GenerateInitialTextureData(mInternalFormat, width, height, 1,
lodOffset + 1, &initialData, &textureData);
result = device->CreateTexture2D(&desc, initialData.data(), &newTexture);
}
else
{
result = device->CreateTexture2D(&desc, NULL, &newTexture);
}
if (FAILED(result))
{
ASSERT(result == E_OUTOFMEMORY);
return gl::Error(GL_OUT_OF_MEMORY, "Failed to create staging texture, result: 0x%X.", result);
}
mStagingTexture = newTexture;
mStagingSubresource = D3D11CalcSubresource(lodOffset, 0, lodOffset + 1);
}
else
{
UNREACHABLE();
}
mDirty = false;
return gl::Error(GL_NO_ERROR);
}
gl::Error Image11::createStagingTexture()
{
if (mStagingTexture.valid())
{
return gl::NoError();
}
ASSERT(mWidth > 0 && mHeight > 0 && mDepth > 0);
const DXGI_FORMAT dxgiFormat = getDXGIFormat();
const auto &formatInfo =
d3d11::Format::Get(mInternalFormat, mRenderer->getRenderer11DeviceCaps());
int lodOffset = 1;
GLsizei width = mWidth;
GLsizei height = mHeight;
// adjust size if needed for compressed textures
d3d11::MakeValidSize(false, dxgiFormat, &width, &height, &lodOffset);
if (mTarget == GL_TEXTURE_3D)
{
D3D11_TEXTURE3D_DESC desc;
desc.Width = width;
desc.Height = height;
desc.Depth = mDepth;
desc.MipLevels = lodOffset + 1;
desc.Format = dxgiFormat;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (formatInfo.dataInitializerFunction != nullptr)
{
std::vector<D3D11_SUBRESOURCE_DATA> initialData;
std::vector<std::vector<BYTE>> textureData;
d3d11::GenerateInitialTextureData(mInternalFormat, mRenderer->getRenderer11DeviceCaps(),
width, height, mDepth, lodOffset + 1, &initialData,
&textureData);
ANGLE_TRY(
mRenderer->allocateTexture(desc, formatInfo, initialData.data(), &mStagingTexture));
}
else
{
ANGLE_TRY(mRenderer->allocateTexture(desc, formatInfo, &mStagingTexture));
}
mStagingTexture.setDebugName("Image11::StagingTexture3D");
mStagingSubresource = D3D11CalcSubresource(lodOffset, 0, lodOffset + 1);
}
else if (mTarget == GL_TEXTURE_2D || mTarget == GL_TEXTURE_2D_ARRAY ||
mTarget == GL_TEXTURE_CUBE_MAP)
{
D3D11_TEXTURE2D_DESC desc;
desc.Width = width;
desc.Height = height;
desc.MipLevels = lodOffset + 1;
desc.ArraySize = 1;
desc.Format = dxgiFormat;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (formatInfo.dataInitializerFunction != nullptr)
{
std::vector<D3D11_SUBRESOURCE_DATA> initialData;
std::vector<std::vector<BYTE>> textureData;
d3d11::GenerateInitialTextureData(mInternalFormat, mRenderer->getRenderer11DeviceCaps(),
width, height, 1, lodOffset + 1, &initialData,
&textureData);
ANGLE_TRY(
mRenderer->allocateTexture(desc, formatInfo, initialData.data(), &mStagingTexture));
}
else
{
ANGLE_TRY(mRenderer->allocateTexture(desc, formatInfo, &mStagingTexture));
}
mStagingTexture.setDebugName("Image11::StagingTexture2D");
mStagingSubresource = D3D11CalcSubresource(lodOffset, 0, lodOffset + 1);
}
else
{
UNREACHABLE();
}
mDirty = false;
return gl::NoError();
}