D3DTexture2D::D3DTexture2D(ID3D11Texture2D* texptr, D3D11_BIND_FLAG bind,
DXGI_FORMAT srv_format, DXGI_FORMAT dsv_format, DXGI_FORMAT rtv_format, bool multisampled)
: ref(1), tex(texptr), srv(NULL), rtv(NULL), dsv(NULL)
{
D3D11_SRV_DIMENSION srv_dim = multisampled ? D3D11_SRV_DIMENSION_TEXTURE2DMS : D3D11_SRV_DIMENSION_TEXTURE2D;
D3D11_DSV_DIMENSION dsv_dim = multisampled ? D3D11_DSV_DIMENSION_TEXTURE2DMS : D3D11_DSV_DIMENSION_TEXTURE2D;
D3D11_RTV_DIMENSION rtv_dim = multisampled ? D3D11_RTV_DIMENSION_TEXTURE2DMS : D3D11_RTV_DIMENSION_TEXTURE2D;
D3D11_SHADER_RESOURCE_VIEW_DESC srv_desc = CD3D11_SHADER_RESOURCE_VIEW_DESC(srv_dim, srv_format);
D3D11_DEPTH_STENCIL_VIEW_DESC dsv_desc = CD3D11_DEPTH_STENCIL_VIEW_DESC(dsv_dim, dsv_format);
D3D11_RENDER_TARGET_VIEW_DESC rtv_desc = CD3D11_RENDER_TARGET_VIEW_DESC(rtv_dim, rtv_format);
if (bind & D3D11_BIND_SHADER_RESOURCE) D3D::device->CreateShaderResourceView(tex, &srv_desc, &srv);
if (bind & D3D11_BIND_RENDER_TARGET) D3D::device->CreateRenderTargetView(tex, &rtv_desc, &rtv);
if (bind & D3D11_BIND_DEPTH_STENCIL) D3D::device->CreateDepthStencilView(tex, &dsv_desc, &dsv);
tex->AddRef();
}
void PSTextureEncoder::Init()
{
m_ready = false;
HRESULT hr;
// Create output texture RGBA format
D3D11_TEXTURE2D_DESC t2dd = CD3D11_TEXTURE2D_DESC(
DXGI_FORMAT_B8G8R8A8_UNORM,
EFB_WIDTH * 4, EFB_HEIGHT / 4, 1, 1, D3D11_BIND_RENDER_TARGET);
hr = D3D::device->CreateTexture2D(&t2dd, nullptr, &m_out);
CHECK(SUCCEEDED(hr), "create efb encode output texture");
D3D::SetDebugObjectName(m_out, "efb encoder output texture");
// Create output render target view
D3D11_RENDER_TARGET_VIEW_DESC rtvd = CD3D11_RENDER_TARGET_VIEW_DESC(m_out,
D3D11_RTV_DIMENSION_TEXTURE2D, DXGI_FORMAT_B8G8R8A8_UNORM);
hr = D3D::device->CreateRenderTargetView(m_out, &rtvd, &m_outRTV);
CHECK(SUCCEEDED(hr), "create efb encode output render target view");
D3D::SetDebugObjectName(m_outRTV, "efb encoder output rtv");
// Create output staging buffer
t2dd.Usage = D3D11_USAGE_STAGING;
t2dd.BindFlags = 0;
t2dd.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
hr = D3D::device->CreateTexture2D(&t2dd, nullptr, &m_outStage);
CHECK(SUCCEEDED(hr), "create efb encode output staging buffer");
D3D::SetDebugObjectName(m_outStage, "efb encoder output staging buffer");
// Create constant buffer for uploading data to shaders
D3D11_BUFFER_DESC bd = CD3D11_BUFFER_DESC(sizeof(EFBEncodeParams),
D3D11_BIND_CONSTANT_BUFFER);
hr = D3D::device->CreateBuffer(&bd, nullptr, &m_encodeParams);
CHECK(SUCCEEDED(hr), "create efb encode params buffer");
D3D::SetDebugObjectName(m_encodeParams, "efb encoder params buffer");
m_ready = true;
}
void XFBEncoder::Init()
{
HRESULT hr;
// Create output texture
// The pixel shader can generate one YUYV entry per pixel. One YUYV entry
// is created for every two EFB pixels.
D3D11_TEXTURE2D_DESC t2dd = CD3D11_TEXTURE2D_DESC(
DXGI_FORMAT_R8G8B8A8_UNORM, MAX_XFB_WIDTH/2, MAX_XFB_HEIGHT, 1, 1,
D3D11_BIND_RENDER_TARGET);
hr = D3D::device->CreateTexture2D(&t2dd, nullptr, &m_out);
CHECK(SUCCEEDED(hr), "create xfb encoder output texture");
D3D::SetDebugObjectName(m_out, "xfb encoder output texture");
// Create output render target view
D3D11_RENDER_TARGET_VIEW_DESC rtvd = CD3D11_RENDER_TARGET_VIEW_DESC(m_out,
D3D11_RTV_DIMENSION_TEXTURE2D, DXGI_FORMAT_R8G8B8A8_UNORM);
hr = D3D::device->CreateRenderTargetView(m_out, &rtvd, &m_outRTV);
CHECK(SUCCEEDED(hr), "create xfb encoder output texture rtv");
D3D::SetDebugObjectName(m_outRTV, "xfb encoder output rtv");
// Create output staging buffer
t2dd.Usage = D3D11_USAGE_STAGING;
t2dd.BindFlags = 0;
t2dd.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
hr = D3D::device->CreateTexture2D(&t2dd, nullptr, &m_outStage);
CHECK(SUCCEEDED(hr), "create xfb encoder output staging buffer");
D3D::SetDebugObjectName(m_outStage, "xfb encoder output staging buffer");
// Create constant buffer for uploading params to shaders
D3D11_BUFFER_DESC bd = CD3D11_BUFFER_DESC(sizeof(XFBEncodeParams),
D3D11_BIND_CONSTANT_BUFFER);
hr = D3D::device->CreateBuffer(&bd, nullptr, &m_encodeParams);
CHECK(SUCCEEDED(hr), "create xfb encode params buffer");
D3D::SetDebugObjectName(m_encodeParams, "xfb encoder params buffer");
// Create vertex quad
bd = CD3D11_BUFFER_DESC(sizeof(QUAD_VERTS), D3D11_BIND_VERTEX_BUFFER,
D3D11_USAGE_IMMUTABLE);
D3D11_SUBRESOURCE_DATA srd = { QUAD_VERTS, 0, 0 };
hr = D3D::device->CreateBuffer(&bd, &srd, &m_quad);
CHECK(SUCCEEDED(hr), "create xfb encode quad vertex buffer");
D3D::SetDebugObjectName(m_quad, "xfb encoder quad vertex buffer");
// Create vertex shader
D3DBlob* bytecode = nullptr;
if (!D3D::CompileVertexShader(XFB_ENCODE_VS, &bytecode))
{
ERROR_LOG(VIDEO, "XFB encode vertex shader failed to compile");
return;
}
hr = D3D::device->CreateVertexShader(bytecode->Data(), bytecode->Size(), nullptr, &m_vShader);
CHECK(SUCCEEDED(hr), "create xfb encode vertex shader");
D3D::SetDebugObjectName(m_vShader, "xfb encoder vertex shader");
// Create input layout for vertex quad using bytecode from vertex shader
hr = D3D::device->CreateInputLayout(QUAD_LAYOUT_DESC,
sizeof(QUAD_LAYOUT_DESC)/sizeof(D3D11_INPUT_ELEMENT_DESC),
bytecode->Data(), bytecode->Size(), &m_quadLayout);
CHECK(SUCCEEDED(hr), "create xfb encode quad vertex layout");
D3D::SetDebugObjectName(m_quadLayout, "xfb encoder quad layout");
bytecode->Release();
// Create pixel shader
m_pShader = D3D::CompileAndCreatePixelShader(XFB_ENCODE_PS);
if (!m_pShader)
{
ERROR_LOG(VIDEO, "XFB encode pixel shader failed to compile");
return;
}
D3D::SetDebugObjectName(m_pShader, "xfb encoder pixel shader");
// Create blend state
D3D11_BLEND_DESC bld = CD3D11_BLEND_DESC(CD3D11_DEFAULT());
hr = D3D::device->CreateBlendState(&bld, &m_xfbEncodeBlendState);
CHECK(SUCCEEDED(hr), "create xfb encode blend state");
D3D::SetDebugObjectName(m_xfbEncodeBlendState, "xfb encoder blend state");
// Create depth state
D3D11_DEPTH_STENCIL_DESC dsd = CD3D11_DEPTH_STENCIL_DESC(CD3D11_DEFAULT());
dsd.DepthEnable = FALSE;
hr = D3D::device->CreateDepthStencilState(&dsd, &m_xfbEncodeDepthState);
CHECK(SUCCEEDED(hr), "create xfb encode depth state");
D3D::SetDebugObjectName(m_xfbEncodeDepthState, "xfb encoder depth state");
// Create rasterizer state
D3D11_RASTERIZER_DESC rd = CD3D11_RASTERIZER_DESC(CD3D11_DEFAULT());
rd.CullMode = D3D11_CULL_NONE;
rd.DepthClipEnable = FALSE;
hr = D3D::device->CreateRasterizerState(&rd, &m_xfbEncodeRastState);
CHECK(SUCCEEDED(hr), "create xfb encode rasterizer state");
D3D::SetDebugObjectName(m_xfbEncodeRastState, "xfb encoder rast state");
// Create EFB texture sampler
D3D11_SAMPLER_DESC sd = CD3D11_SAMPLER_DESC(CD3D11_DEFAULT());
// FIXME: Should we really use point sampling here?
sd.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
hr = D3D::device->CreateSamplerState(&sd, &m_efbSampler);
CHECK(SUCCEEDED(hr), "create xfb encode texture sampler");
D3D::SetDebugObjectName(m_efbSampler, "xfb encoder texture sampler");
}
