diff options
Diffstat (limited to 'src/graph/graph.cpp')
| -rw-r--r-- | src/graph/graph.cpp | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/src/graph/graph.cpp b/src/graph/graph.cpp deleted file mode 100644 index ed3fe5d5..00000000 --- a/src/graph/graph.cpp +++ /dev/null @@ -1,161 +0,0 @@ -#include "graph.hpp" - -#include "application.hpp" -#include "exception.hpp" - -namespace cru::graph { -using Microsoft::WRL::ComPtr; - -WindowRenderTarget::WindowRenderTarget(GraphManager* graph_manager, HWND hwnd) { - this->graph_manager_ = graph_manager; - - const auto d3d11_device = graph_manager->GetD3D11Device(); - const auto dxgi_factory = graph_manager->GetDxgiFactory(); - - // Allocate a descriptor. - DXGI_SWAP_CHAIN_DESC1 swap_chain_desc = {0}; - swap_chain_desc.Width = 0; // use automatic sizing - swap_chain_desc.Height = 0; - swap_chain_desc.Format = - DXGI_FORMAT_B8G8R8A8_UNORM; // this is the most common swapchain format - swap_chain_desc.Stereo = false; - swap_chain_desc.SampleDesc.Count = 1; // don't use multi-sampling - swap_chain_desc.SampleDesc.Quality = 0; - swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; - swap_chain_desc.BufferCount = 2; // use double buffering to enable flip - swap_chain_desc.Scaling = DXGI_SCALING_NONE; - swap_chain_desc.SwapEffect = - DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; // all apps must use this SwapEffect - swap_chain_desc.Flags = 0; - - // Get the final swap chain for this window from the DXGI factory. - ThrowIfFailed(dxgi_factory->CreateSwapChainForHwnd( - d3d11_device.Get(), hwnd, &swap_chain_desc, nullptr, nullptr, - &dxgi_swap_chain_)); - - CreateTargetBitmap(); -} - -WindowRenderTarget::~WindowRenderTarget() {} - -void WindowRenderTarget::ResizeBuffer(const int width, const int height) { - const auto graph_manager = graph_manager_; - const auto d2d1_device_context = graph_manager->GetD2D1DeviceContext(); - - ComPtr<ID2D1Image> old_target; - d2d1_device_context->GetTarget(&old_target); - const auto target_this = old_target == this->target_bitmap_; - if (target_this) d2d1_device_context->SetTarget(nullptr); - - old_target = nullptr; - target_bitmap_ = nullptr; - - ThrowIfFailed(dxgi_swap_chain_->ResizeBuffers(0, width, height, - DXGI_FORMAT_UNKNOWN, 0)); - - CreateTargetBitmap(); - - if (target_this) d2d1_device_context->SetTarget(target_bitmap_.Get()); -} - -void WindowRenderTarget::SetAsTarget() { - GetD2DDeviceContext()->SetTarget(target_bitmap_.Get()); -} - -void WindowRenderTarget::Present() { - ThrowIfFailed(dxgi_swap_chain_->Present(1, 0)); -} - -void WindowRenderTarget::CreateTargetBitmap() { - // Direct2D needs the dxgi version of the backbuffer surface pointer. - ComPtr<IDXGISurface> dxgiBackBuffer; - ThrowIfFailed(dxgi_swap_chain_->GetBuffer(0, IID_PPV_ARGS(&dxgiBackBuffer))); - - const auto dpi = graph_manager_->GetDpi(); - - auto bitmap_properties = D2D1::BitmapProperties1( - D2D1_BITMAP_OPTIONS_TARGET | D2D1_BITMAP_OPTIONS_CANNOT_DRAW, - D2D1::PixelFormat(DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE), - dpi.x, dpi.y); - - // Get a D2D surface from the DXGI back buffer to use as the D2D render - // target. - ThrowIfFailed( - graph_manager_->GetD2D1DeviceContext()->CreateBitmapFromDxgiSurface( - dxgiBackBuffer.Get(), &bitmap_properties, &target_bitmap_)); -} - -GraphManager* GraphManager::GetInstance() { - return Application::GetInstance()->ResolveSingleton<GraphManager>( - [](auto) { return new GraphManager{}; }); -} - -GraphManager::GraphManager() { - UINT creation_flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT; - -#ifdef CRU_DEBUG - creation_flags |= D3D11_CREATE_DEVICE_DEBUG; -#endif - - const D3D_FEATURE_LEVEL feature_levels[] = { - D3D_FEATURE_LEVEL_11_1, D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_1, - D3D_FEATURE_LEVEL_10_0, D3D_FEATURE_LEVEL_9_3, D3D_FEATURE_LEVEL_9_2, - D3D_FEATURE_LEVEL_9_1}; - - ThrowIfFailed(D3D11CreateDevice( - nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, creation_flags, - feature_levels, ARRAYSIZE(feature_levels), D3D11_SDK_VERSION, - &d3d11_device_, nullptr, &d3d11_device_context_)); - - Microsoft::WRL::ComPtr<IDXGIDevice> dxgi_device; - - ThrowIfFailed(d3d11_device_.As(&dxgi_device)); - - ThrowIfFailed(D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, - __uuidof(ID2D1Factory1), &d2d1_factory_)); - - ThrowIfFailed(d2d1_factory_->CreateDevice(dxgi_device.Get(), &d2d1_device_)); - - ThrowIfFailed(d2d1_device_->CreateDeviceContext( - D2D1_DEVICE_CONTEXT_OPTIONS_NONE, &d2d1_device_context_)); - - // Identify the physical adapter (GPU or card) this device is runs on. - ComPtr<IDXGIAdapter> dxgi_adapter; - ThrowIfFailed(dxgi_device->GetAdapter(&dxgi_adapter)); - - // Get the factory object that created the DXGI device. - ThrowIfFailed(dxgi_adapter->GetParent(IID_PPV_ARGS(&dxgi_factory_))); - - ThrowIfFailed(DWriteCreateFactory( - DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), - reinterpret_cast<IUnknown**>(dwrite_factory_.GetAddressOf()))); - - dwrite_factory_->GetSystemFontCollection(&dwrite_system_font_collection_); -} - -GraphManager::~GraphManager() {} - -std::shared_ptr<WindowRenderTarget> GraphManager::CreateWindowRenderTarget( - HWND hwnd) { - return std::make_shared<WindowRenderTarget>(this, hwnd); -} - -Dpi GraphManager::GetDpi() const { - Dpi dpi; - d2d1_factory_->GetDesktopDpi(&dpi.x, &dpi.y); - return dpi; -} - -void GraphManager::ReloadSystemMetrics() { - ThrowIfFailed(d2d1_factory_->ReloadSystemMetrics()); -} - -Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> CreateSolidColorBrush( - const D2D1_COLOR_F& color) { - Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> brush; - ThrowIfFailed(GraphManager::GetInstance() - ->GetD2D1DeviceContext() - ->CreateSolidColorBrush(color, &brush)); - return brush; -} -} // namespace cru::graph |