mirror of
https://github.com/MaSzyna-EU07/maszyna.git
synced 2026-07-21 14:49:19 +02:00
maintenance: imgui update to v 1.73
This commit is contained in:
tmj-fstate
@@ -1,5 +1,5 @@
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// ImGui - standalone example application for DirectX 11
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// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp.
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// dear imgui - standalone example application for DirectX 11
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// If you are new to dear imgui, see examples/README.txt and documentation at the top of imgui.cpp.
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#include "imgui.h"
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#include "imgui_impl_win32.h"
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@@ -15,122 +15,51 @@ static ID3D11DeviceContext* g_pd3dDeviceContext = NULL;
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static IDXGISwapChain* g_pSwapChain = NULL;
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static ID3D11RenderTargetView* g_mainRenderTargetView = NULL;
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void CreateRenderTarget()
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{
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ID3D11Texture2D* pBackBuffer;
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g_pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), (LPVOID*)&pBackBuffer);
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g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, &g_mainRenderTargetView);
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pBackBuffer->Release();
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}
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void CleanupRenderTarget()
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{
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if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = NULL; }
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}
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HRESULT CreateDeviceD3D(HWND hWnd)
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{
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// Setup swap chain
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DXGI_SWAP_CHAIN_DESC sd;
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ZeroMemory(&sd, sizeof(sd));
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sd.BufferCount = 2;
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sd.BufferDesc.Width = 0;
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sd.BufferDesc.Height = 0;
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sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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sd.BufferDesc.RefreshRate.Numerator = 60;
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sd.BufferDesc.RefreshRate.Denominator = 1;
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sd.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
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sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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sd.OutputWindow = hWnd;
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sd.SampleDesc.Count = 1;
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sd.SampleDesc.Quality = 0;
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sd.Windowed = TRUE;
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sd.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
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UINT createDeviceFlags = 0;
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//createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG;
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D3D_FEATURE_LEVEL featureLevel;
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const D3D_FEATURE_LEVEL featureLevelArray[2] = { D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_0, };
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if (D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext) != S_OK)
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return E_FAIL;
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CreateRenderTarget();
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return S_OK;
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}
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void CleanupDeviceD3D()
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{
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CleanupRenderTarget();
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if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = NULL; }
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if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = NULL; }
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if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; }
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}
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extern LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
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LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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if (ImGui_ImplWin32_WndProcHandler(hWnd, msg, wParam, lParam))
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return true;
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switch (msg)
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{
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case WM_SIZE:
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if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED)
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{
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ImGui_ImplDX11_InvalidateDeviceObjects();
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CleanupRenderTarget();
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g_pSwapChain->ResizeBuffers(0, (UINT)LOWORD(lParam), (UINT)HIWORD(lParam), DXGI_FORMAT_UNKNOWN, 0);
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CreateRenderTarget();
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ImGui_ImplDX11_CreateDeviceObjects();
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}
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return 0;
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case WM_SYSCOMMAND:
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if ((wParam & 0xfff0) == SC_KEYMENU) // Disable ALT application menu
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return 0;
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break;
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case WM_DESTROY:
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PostQuitMessage(0);
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return 0;
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}
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return DefWindowProc(hWnd, msg, wParam, lParam);
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}
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// Forward declarations of helper functions
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bool CreateDeviceD3D(HWND hWnd);
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void CleanupDeviceD3D();
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void CreateRenderTarget();
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void CleanupRenderTarget();
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LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
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// Main code
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int main(int, char**)
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{
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// Create application window
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WNDCLASSEX wc = { sizeof(WNDCLASSEX), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, _T("ImGui Example"), NULL };
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RegisterClassEx(&wc);
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HWND hwnd = CreateWindow(_T("ImGui Example"), _T("Dear ImGui DirectX11 Example"), WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL);
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::RegisterClassEx(&wc);
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HWND hwnd = ::CreateWindow(wc.lpszClassName, _T("Dear ImGui DirectX11 Example"), WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL);
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// Initialize Direct3D
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if (CreateDeviceD3D(hwnd) < 0)
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if (!CreateDeviceD3D(hwnd))
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{
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CleanupDeviceD3D();
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UnregisterClass(_T("ImGui Example"), wc.hInstance);
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::UnregisterClass(wc.lpszClassName, wc.hInstance);
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return 1;
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}
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// Show the window
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ShowWindow(hwnd, SW_SHOWDEFAULT);
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UpdateWindow(hwnd);
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::ShowWindow(hwnd, SW_SHOWDEFAULT);
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::UpdateWindow(hwnd);
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// Setup Dear ImGui binding
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// Setup Dear ImGui context
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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ImGuiIO& io = ImGui::GetIO(); (void)io;
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//io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
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//io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
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//io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad; // Enable Gamepad Controls
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ImGui_ImplWin32_Init(hwnd);
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ImGui_ImplDX11_Init(g_pd3dDevice, g_pd3dDeviceContext);
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// Setup style
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// Setup Dear ImGui style
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ImGui::StyleColorsDark();
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//ImGui::StyleColorsClassic();
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// Setup Platform/Renderer bindings
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ImGui_ImplWin32_Init(hwnd);
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ImGui_ImplDX11_Init(g_pd3dDevice, g_pd3dDeviceContext);
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// Load Fonts
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// - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them.
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// - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple.
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// - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them.
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// - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple.
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// - If the file cannot be loaded, the function will return NULL. Please handle those errors in your application (e.g. use an assertion, or display an error and quit).
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// - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call.
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// - Read 'misc/fonts/README.txt' for more instructions and details.
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@@ -158,10 +87,10 @@ int main(int, char**)
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// - When io.WantCaptureMouse is true, do not dispatch mouse input data to your main application.
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// - When io.WantCaptureKeyboard is true, do not dispatch keyboard input data to your main application.
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// Generally you may always pass all inputs to dear imgui, and hide them from your application based on those two flags.
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if (PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE))
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if (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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::TranslateMessage(&msg);
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::DispatchMessage(&msg);
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continue;
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}
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@@ -185,7 +114,7 @@ int main(int, char**)
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ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our window open/close state
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ImGui::Checkbox("Another Window", &show_another_window);
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ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
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ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
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ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats representing a color
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if (ImGui::Button("Button")) // Buttons return true when clicked (most widgets return true when edited/activated)
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@@ -217,13 +146,95 @@ int main(int, char**)
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//g_pSwapChain->Present(0, 0); // Present without vsync
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}
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// Cleanup
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ImGui_ImplDX11_Shutdown();
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ImGui_ImplWin32_Shutdown();
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ImGui::DestroyContext();
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CleanupDeviceD3D();
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DestroyWindow(hwnd);
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UnregisterClass(_T("ImGui Example"), wc.hInstance);
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::DestroyWindow(hwnd);
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::UnregisterClass(wc.lpszClassName, wc.hInstance);
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return 0;
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}
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// Helper functions
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bool CreateDeviceD3D(HWND hWnd)
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{
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// Setup swap chain
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DXGI_SWAP_CHAIN_DESC sd;
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ZeroMemory(&sd, sizeof(sd));
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sd.BufferCount = 2;
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sd.BufferDesc.Width = 0;
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sd.BufferDesc.Height = 0;
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sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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sd.BufferDesc.RefreshRate.Numerator = 60;
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sd.BufferDesc.RefreshRate.Denominator = 1;
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sd.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
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sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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sd.OutputWindow = hWnd;
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sd.SampleDesc.Count = 1;
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sd.SampleDesc.Quality = 0;
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sd.Windowed = TRUE;
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sd.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
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UINT createDeviceFlags = 0;
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//createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG;
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D3D_FEATURE_LEVEL featureLevel;
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const D3D_FEATURE_LEVEL featureLevelArray[2] = { D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_0, };
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if (D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext) != S_OK)
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return false;
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CreateRenderTarget();
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return true;
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}
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void CleanupDeviceD3D()
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{
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CleanupRenderTarget();
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if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = NULL; }
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if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = NULL; }
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if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; }
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}
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void CreateRenderTarget()
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{
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ID3D11Texture2D* pBackBuffer;
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g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&pBackBuffer));
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g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, &g_mainRenderTargetView);
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pBackBuffer->Release();
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}
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void CleanupRenderTarget()
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{
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if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = NULL; }
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}
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// Win32 message handler
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extern LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
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LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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if (ImGui_ImplWin32_WndProcHandler(hWnd, msg, wParam, lParam))
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return true;
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switch (msg)
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{
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case WM_SIZE:
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if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED)
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{
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CleanupRenderTarget();
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g_pSwapChain->ResizeBuffers(0, (UINT)LOWORD(lParam), (UINT)HIWORD(lParam), DXGI_FORMAT_UNKNOWN, 0);
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CreateRenderTarget();
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}
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return 0;
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case WM_SYSCOMMAND:
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if ((wParam & 0xfff0) == SC_KEYMENU) // Disable ALT application menu
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return 0;
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break;
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case WM_DESTROY:
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::PostQuitMessage(0);
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return 0;
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}
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return ::DefWindowProc(hWnd, msg, wParam, lParam);
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}
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