mirror of
https://github.com/borgesdan/xn65
synced 2024-12-29 21:54:47 +01:00
66 lines
2.6 KiB
C++
66 lines
2.6 KiB
C++
#include "swapchain-dx.hpp"
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#include "adapter-dx.hpp"
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#include "device-dx.hpp"
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namespace xna {
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static bool internalInit(GraphicsDevice& device, GameWindow const& gameWindow, IDXGISwapChain1*& swapChain, DXGI_SWAP_CHAIN_DESC1 const& desc, DXGI_SWAP_CHAIN_FULLSCREEN_DESC const& fdesc) {
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if (!device._device || !gameWindow.WindowHandle())
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return false;
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if (swapChain) {
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swapChain->Release();
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swapChain = nullptr;
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}
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auto adapter = device.Adapter();
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auto dxAdapter = adapter->_adapter;
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IDXGIFactory1* dxFactory1 = nullptr;
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auto hr = dxAdapter->GetParent(IID_IDXGIFactory1, (void**)&dxFactory1);
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if (FAILED(hr)) return false;
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IDXGIFactory2* dxFactory2 = nullptr;
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hr = dxFactory1->QueryInterface(IID_IDXGIFactory2, (void**)&dxFactory2);
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if (FAILED(hr)) return false;
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dxFactory2->CreateSwapChainForHwnd(
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device._device,
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gameWindow.WindowHandle(),
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&desc,
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&fdesc,
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nullptr,
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&swapChain);
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return true;
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}
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bool SwapChain::Initialize(GraphicsDevice& device, GameWindow const& gameWindow) {
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const auto bounds = gameWindow.ClientBounds();
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_description.Width = static_cast<UINT>(bounds.Width);
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_description.Height = static_cast<UINT>(bounds.Height);
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_description.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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_description.SampleDesc.Count = 1;
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_description.SampleDesc.Quality = 0;
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_description.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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_description.BufferCount = 2;
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_description.SwapEffect = DXGI_SWAP_EFFECT_FLIP_DISCARD;
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_description.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
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_description.AlphaMode = DXGI_ALPHA_MODE::DXGI_ALPHA_MODE_UNSPECIFIED;
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_fullScreenDescription.RefreshRate.Numerator = 60;
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_fullScreenDescription.RefreshRate.Denominator = 1;
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_fullScreenDescription.Scaling = DXGI_MODE_SCALING_UNSPECIFIED;
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_fullScreenDescription.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
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_fullScreenDescription.Windowed = gameWindow.Mode() != GameWindowMode::Fullscreen;
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return internalInit(device, gameWindow, _swapChain, _description, _fullScreenDescription);
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}
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bool SwapChain::Initialize(GraphicsDevice& device, GameWindow const& gameWindow, DXGI_SWAP_CHAIN_DESC1 const& desc, DXGI_SWAP_CHAIN_FULLSCREEN_DESC const& fullScreenDesc)
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{
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return internalInit(device, gameWindow, _swapChain, _description, _fullScreenDescription);
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}
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} |