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SDL: Support high-dpi displays

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This commit is contained in:
Connor McLaughlin
2020-02-28 16:59:48 +10:00
parent a0a0cd48fa
commit ce31c85983
9 changed files with 148 additions and 48 deletions
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16
src/duckstation-sdl/d3d11_host_display.cpp
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@ -156,10 +156,6 @@ std::tuple<u32, u32> D3D11HostDisplay::GetWindowSize() const
void D3D11HostDisplay::WindowResized()
{
SDL_GetWindowSize(m_window, &m_window_width, &m_window_height);
ImGui::GetIO().DisplaySize.x = static_cast<float>(m_window_width);
ImGui::GetIO().DisplaySize.y = static_cast<float>(m_window_height);
m_swap_chain_rtv.Reset();
HRESULT hr = m_swap_chain->ResizeBuffers(0, 0, 0, DXGI_FORMAT_UNKNOWN,
@ -169,6 +165,15 @@ void D3D11HostDisplay::WindowResized()
if (!CreateSwapChainRTV())
Panic("Failed to recreate swap chain RTV after resize");
DXGI_SWAP_CHAIN_DESC desc;
if (SUCCEEDED(m_swap_chain->GetDesc(&desc)))
{
m_window_width = static_cast<int>(desc.BufferDesc.Width);
m_window_height = static_cast<int>(desc.BufferDesc.Height);
ImGui::GetIO().DisplaySize.x = static_cast<float>(m_window_width);
ImGui::GetIO().DisplaySize.y = static_cast<float>(m_window_height);
}
}
bool D3D11HostDisplay::CreateD3DDevice(bool debug_device)
@ -334,6 +339,9 @@ bool D3D11HostDisplay::CreateD3DResources()
bool D3D11HostDisplay::CreateImGuiContext()
{
ImGui::GetIO().DisplaySize.x = static_cast<float>(m_window_width);
ImGui::GetIO().DisplaySize.y = static_cast<float>(m_window_height);
if (!ImGui_ImplSDL2_InitForD3D(m_window) || !ImGui_ImplDX11_Init(m_device.Get(), m_context.Get()))
return false;