feat: update to 068e90b418b7da440a15db6495f2a37239d30bff
This commit is contained in:
@@ -791,6 +791,7 @@ bool ImGui_ImplDX12_Init(ID3D12Device* device, int num_frames_in_flight, DXGI_FO
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D3D12_CPU_DESCRIPTOR_HANDLE font_srv_cpu_desc_handle, D3D12_GPU_DESCRIPTOR_HANDLE font_srv_gpu_desc_handle)
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{
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ImGuiIO& io = ImGui::GetIO();
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IMGUI_CHECKVERSION();
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IM_ASSERT(io.BackendRendererUserData == nullptr && "Already initialized a renderer backend!");
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// Setup backend capabilities flags
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@@ -847,7 +848,7 @@ void ImGui_ImplDX12_Shutdown()
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void ImGui_ImplDX12_NewFrame()
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{
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ImGui_ImplDX12_Data* bd = ImGui_ImplDX12_GetBackendData();
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IM_ASSERT(bd != nullptr && "Did you call ImGui_ImplDX12_Init()?");
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IM_ASSERT(bd != nullptr && "Context or backend not initialized! Did you call ImGui_ImplDX12_Init()?");
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if (!bd->pPipelineState)
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ImGui_ImplDX12_CreateDeviceObjects();
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@@ -10,9 +10,8 @@
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// [X] Platform: Gamepad support. Enable with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'.
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// [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange' (note: the resizing cursors requires GLFW 3.4+).
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// [X] Platform: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
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// Issues:
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// [ ] Platform: Multi-viewport support: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
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// [ ] Platform: Multi-viewport: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
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// You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this.
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// Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need.
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@@ -25,6 +24,9 @@
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// CHANGELOG
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// (minor and older changes stripped away, please see git history for details)
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// 2024-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
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// 2024-07-08: *BREAKING* Renamed ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback to ImGui_ImplGlfw_InstallEmscriptenCallbacks(), added GLFWWindow* parameter.
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// 2024-07-08: Emscripten: Added support for GLFW3 contrib port (GLFW 3.4.0 features + bug fixes): to enable, replace -sUSE_GLFW=3 with --use-port=contrib.glfw3 (requires emscripten 3.1.59+) (https://github.com/pongasoft/emscripten-glfw)
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// 2024-07-02: Emscripten: Added io.PlatformOpenInShellFn() handler for Emscripten versions.
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// 2023-12-19: Emscripten: Added ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback() to register canvas selector and auto-resize GLFW window.
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// 2023-10-05: Inputs: Added support for extra ImGuiKey values: F13 to F24 function keys.
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// 2023-07-18: Inputs: Revert ignoring mouse data on GLFW_CURSOR_DISABLED as it can be used differently. User may set ImGuiConfigFLags_NoMouse if desired. (#5625, #6609)
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@@ -93,17 +95,26 @@
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#ifdef _WIN32
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#undef APIENTRY
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#ifndef GLFW_EXPOSE_NATIVE_WIN32
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#define GLFW_EXPOSE_NATIVE_WIN32
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#endif
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#include <GLFW/glfw3native.h> // for glfwGetWin32Window()
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#endif
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#ifdef __APPLE__
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#ifndef GLFW_EXPOSE_NATIVE_COCOA
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#define GLFW_EXPOSE_NATIVE_COCOA
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#endif
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#include <GLFW/glfw3native.h> // for glfwGetCocoaWindow()
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#endif
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#ifdef __EMSCRIPTEN__
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#include <emscripten.h>
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#include <emscripten/html5.h>
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#ifdef EMSCRIPTEN_USE_PORT_CONTRIB_GLFW3
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#include <GLFW/emscripten_glfw3.h>
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#else
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#define EMSCRIPTEN_USE_EMBEDDED_GLFW3
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#endif
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#endif
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// We gather version tests as define in order to easily see which features are version-dependent.
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@@ -395,7 +406,7 @@ void ImGui_ImplGlfw_ScrollCallback(GLFWwindow* window, double xoffset, double yo
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if (bd->PrevUserCallbackScroll != nullptr && ImGui_ImplGlfw_ShouldChainCallback(window))
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bd->PrevUserCallbackScroll(window, xoffset, yoffset);
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#ifdef __EMSCRIPTEN__
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#ifdef EMSCRIPTEN_USE_EMBEDDED_GLFW3
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// Ignore GLFW events: will be processed in ImGui_ImplEmscripten_WheelCallback().
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return;
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#endif
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@@ -406,7 +417,7 @@ void ImGui_ImplGlfw_ScrollCallback(GLFWwindow* window, double xoffset, double yo
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static int ImGui_ImplGlfw_TranslateUntranslatedKey(int key, int scancode)
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{
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#if GLFW_HAS_GETKEYNAME && !defined(__EMSCRIPTEN__)
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#if GLFW_HAS_GETKEYNAME && !defined(EMSCRIPTEN_USE_EMBEDDED_GLFW3)
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// GLFW 3.1+ attempts to "untranslate" keys, which goes the opposite of what every other framework does, making using lettered shortcuts difficult.
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// (It had reasons to do so: namely GLFW is/was more likely to be used for WASD-type game controls rather than lettered shortcuts, but IHMO the 3.1 change could have been done differently)
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// See https://github.com/glfw/glfw/issues/1502 for details.
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@@ -417,7 +428,7 @@ static int ImGui_ImplGlfw_TranslateUntranslatedKey(int key, int scancode)
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GLFWerrorfun prev_error_callback = glfwSetErrorCallback(nullptr);
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const char* key_name = glfwGetKeyName(key, scancode);
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glfwSetErrorCallback(prev_error_callback);
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#if GLFW_HAS_GETERROR && !defined(__EMSCRIPTEN__) // Eat errors (see #5908)
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#if GLFW_HAS_GETERROR && !defined(EMSCRIPTEN_USE_EMBEDDED_GLFW3) // Eat errors (see #5908)
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(void)glfwGetError(nullptr);
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#endif
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if (key_name && key_name[0] != 0 && key_name[1] == 0)
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@@ -525,7 +536,7 @@ void ImGui_ImplGlfw_MonitorCallback(GLFWmonitor*, int)
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bd->WantUpdateMonitors = true;
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}
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#ifdef __EMSCRIPTEN__
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#ifdef EMSCRIPTEN_USE_EMBEDDED_GLFW3
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static EM_BOOL ImGui_ImplEmscripten_WheelCallback(int, const EmscriptenWheelEvent* ev, void*)
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{
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// Mimic Emscripten_HandleWheel() in SDL.
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@@ -599,9 +610,14 @@ void ImGui_ImplGlfw_SetCallbacksChainForAllWindows(bool chain_for_all_windows)
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bd->CallbacksChainForAllWindows = chain_for_all_windows;
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}
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#ifdef __EMSCRIPTEN__
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EM_JS(void, ImGui_ImplGlfw_EmscriptenOpenURL, (char const *url), { url = url ? UTF8ToString(url) : null; if (url) window.open(url, '_blank'); });
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#endif
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static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, GlfwClientApi client_api)
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{
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ImGuiIO& io = ImGui::GetIO();
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IMGUI_CHECKVERSION();
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IM_ASSERT(io.BackendPlatformUserData == nullptr && "Already initialized a platform backend!");
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//printf("GLFW_VERSION: %d.%d.%d (%d)", GLFW_VERSION_MAJOR, GLFW_VERSION_MINOR, GLFW_VERSION_REVISION, GLFW_VERSION_COMBINED);
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@@ -627,6 +643,10 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw
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io.SetClipboardTextFn = ImGui_ImplGlfw_SetClipboardText;
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io.GetClipboardTextFn = ImGui_ImplGlfw_GetClipboardText;
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io.ClipboardUserData = bd->Window;
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#ifdef __EMSCRIPTEN__
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io.PlatformOpenInShellFn = [](ImGuiContext *, const char *url)
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{ ImGui_ImplGlfw_EmscriptenOpenURL(url); return true; };
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#endif
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// Create mouse cursors
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// (By design, on X11 cursors are user configurable and some cursors may be missing. When a cursor doesn't exist,
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@@ -657,12 +677,6 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw
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// Chain GLFW callbacks: our callbacks will call the user's previously installed callbacks, if any.
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if (install_callbacks)
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ImGui_ImplGlfw_InstallCallbacks(window);
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// Register Emscripten Wheel callback to workaround issue in Emscripten GLFW Emulation (#6096)
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// We intentionally do not check 'if (install_callbacks)' here, as some users may set it to false and call GLFW callback themselves.
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// FIXME: May break chaining in case user registered their own Emscripten callback?
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#ifdef __EMSCRIPTEN__
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emscripten_set_wheel_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, nullptr, false, ImGui_ImplEmscripten_WheelCallback);
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#endif
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// Update monitors the first time (note: monitor callback are broken in GLFW 3.2 and earlier, see github.com/glfw/glfw/issues/784)
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ImGui_ImplGlfw_UpdateMonitors();
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@@ -717,8 +731,9 @@ void ImGui_ImplGlfw_Shutdown()
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if (bd->InstalledCallbacks)
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ImGui_ImplGlfw_RestoreCallbacks(bd->Window);
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#ifdef __EMSCRIPTEN__
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emscripten_set_wheel_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, nullptr, false, nullptr);
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#ifdef EMSCRIPTEN_USE_EMBEDDED_GLFW3
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if (bd->CanvasSelector)
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emscripten_set_wheel_callback(bd->CanvasSelector, nullptr, false, nullptr);
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#endif
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for (ImGuiMouseCursor cursor_n = 0; cursor_n < ImGuiMouseCursor_COUNT; cursor_n++)
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@@ -750,7 +765,7 @@ static void ImGui_ImplGlfw_UpdateMouseData()
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ImGuiViewport* viewport = platform_io.Viewports[n];
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GLFWwindow* window = (GLFWwindow*)viewport->PlatformHandle;
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#ifdef __EMSCRIPTEN__
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#ifdef EMSCRIPTEN_USE_EMBEDDED_GLFW3
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const bool is_window_focused = true;
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#else
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const bool is_window_focused = glfwGetWindowAttrib(window, GLFW_FOCUSED) != 0;
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@@ -845,7 +860,7 @@ static void ImGui_ImplGlfw_UpdateGamepads()
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return;
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io.BackendFlags &= ~ImGuiBackendFlags_HasGamepad;
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#if GLFW_HAS_GAMEPAD_API && !defined(__EMSCRIPTEN__)
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#if GLFW_HAS_GAMEPAD_API && !defined(EMSCRIPTEN_USE_EMBEDDED_GLFW3)
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GLFWgamepadstate gamepad;
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if (!glfwGetGamepadState(GLFW_JOYSTICK_1, &gamepad))
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return;
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@@ -935,7 +950,7 @@ void ImGui_ImplGlfw_NewFrame()
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{
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ImGuiIO& io = ImGui::GetIO();
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ImGui_ImplGlfw_Data* bd = ImGui_ImplGlfw_GetBackendData();
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IM_ASSERT(bd != nullptr && "Did you call ImGui_ImplGlfw_InitForXXX()?");
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IM_ASSERT(bd != nullptr && "Context or backend not initialized! Did you call ImGui_ImplGlfw_InitForXXX()?");
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// Setup display size (every frame to accommodate for window resizing)
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int w, h;
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@@ -968,7 +983,7 @@ void ImGui_ImplGlfw_NewFrame()
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ImGui_ImplGlfw_UpdateGamepads();
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}
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#ifdef __EMSCRIPTEN__
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#ifdef EMSCRIPTEN_USE_EMBEDDED_GLFW3
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static EM_BOOL ImGui_ImplGlfw_OnCanvasSizeChange(int event_type, const EmscriptenUiEvent* event, void* user_data)
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{
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ImGui_ImplGlfw_Data* bd = (ImGui_ImplGlfw_Data*)user_data;
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@@ -989,11 +1004,11 @@ static EM_BOOL ImGui_ImplEmscripten_FullscreenChangeCallback(int event_type, con
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// 'canvas_selector' is a CSS selector. The event listener is applied to the first element that matches the query.
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// STRING MUST PERSIST FOR THE APPLICATION DURATION. PLEASE USE A STRING LITERAL OR ENSURE POINTER WILL STAY VALID.
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void ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback(const char* canvas_selector)
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void ImGui_ImplGlfw_InstallEmscriptenCallbacks(GLFWwindow *, const char *canvas_selector)
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{
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IM_ASSERT(canvas_selector != nullptr);
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ImGui_ImplGlfw_Data* bd = ImGui_ImplGlfw_GetBackendData();
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IM_ASSERT(bd != nullptr && "Did you call ImGui_ImplGlfw_InitForXXX()?");
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IM_ASSERT(bd != nullptr && "Context or backend not initialized! Did you call ImGui_ImplGlfw_InitForXXX()?");
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bd->CanvasSelector = canvas_selector;
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emscripten_set_resize_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, bd, false, ImGui_ImplGlfw_OnCanvasSizeChange);
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@@ -1001,9 +1016,24 @@ void ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback(const char* canvas_sel
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// Change the size of the GLFW window according to the size of the canvas
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ImGui_ImplGlfw_OnCanvasSizeChange(EMSCRIPTEN_EVENT_RESIZE, {}, bd);
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}
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#endif
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// Register Emscripten Wheel callback to workaround issue in Emscripten GLFW Emulation (#6096)
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// We intentionally do not check 'if (install_callbacks)' here, as some users may set it to false and call GLFW callback themselves.
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// FIXME: May break chaining in case user registered their own Emscripten callback?
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emscripten_set_wheel_callback(bd->CanvasSelector, nullptr, false, ImGui_ImplEmscripten_WheelCallback);
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}
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#elif defined(EMSCRIPTEN_USE_PORT_CONTRIB_GLFW3)
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// When using --use-port=contrib.glfw3 for the GLFW implementation, you can override the behavior of this call
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// by invoking emscripten_glfw_make_canvas_resizable afterward.
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// See https://github.com/pongasoft/emscripten-glfw/blob/master/docs/Usage.md#how-to-make-the-canvas-resizable-by-the-user for an explanation
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void ImGui_ImplGlfw_InstallEmscriptenCallbacks(GLFWwindow *window, const char *canvas_selector)
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{
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GLFWwindow *w = (GLFWwindow *)(EM_ASM_INT({ return Module.glfwGetWindow(UTF8ToString($0)); }, canvas_selector));
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IM_ASSERT(window == w); // Sanity check
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IM_UNUSED(w);
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emscripten_glfw_make_canvas_resizable(window, "window", nullptr);
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}
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#endif // #ifdef EMSCRIPTEN_USE_PORT_CONTRIB_GLFW3
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//--------------------------------------------------------------------------------------------------------
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// MULTI-VIEWPORT / PLATFORM INTERFACE SUPPORT
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@@ -8,11 +8,10 @@
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// [X] Platform: Mouse support. Can discriminate Mouse/TouchScreen/Pen (Windows only).
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// [X] Platform: Keyboard support. Since 1.87 we are using the io.AddKeyEvent() function. Pass ImGuiKey values to all key functions e.g. ImGui::IsKeyPressed(ImGuiKey_Space). [Legacy GLFW_KEY_* values will also be supported unless IMGUI_DISABLE_OBSOLETE_KEYIO is set]
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// [X] Platform: Gamepad support. Enable with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'.
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// [x] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange' (note: the resizing cursors requires GLFW 3.4+).
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// [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange' (note: the resizing cursors requires GLFW 3.4+).
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// [X] Platform: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
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// Issues:
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// [ ] Platform: Multi-viewport support: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
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// [ ] Platform: Multi-viewport: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
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// You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this.
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// Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need.
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@@ -29,15 +28,17 @@
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struct GLFWwindow;
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struct GLFWmonitor;
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// Follow "Getting Started" link and check examples/ folder to learn about using backends!
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IMGUI_IMPL_API bool ImGui_ImplGlfw_InitForOpenGL(GLFWwindow* window, bool install_callbacks);
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IMGUI_IMPL_API bool ImGui_ImplGlfw_InitForVulkan(GLFWwindow* window, bool install_callbacks);
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IMGUI_IMPL_API bool ImGui_ImplGlfw_InitForOther(GLFWwindow* window, bool install_callbacks);
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IMGUI_IMPL_API void ImGui_ImplGlfw_Shutdown();
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IMGUI_IMPL_API void ImGui_ImplGlfw_NewFrame();
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// Emscripten related initialization phase methods
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// Emscripten related initialization phase methods (call after ImGui_ImplGlfw_InitForOpenGL)
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#ifdef __EMSCRIPTEN__
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IMGUI_IMPL_API void ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback(const char* canvas_selector);
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IMGUI_IMPL_API void ImGui_ImplGlfw_InstallEmscriptenCallbacks(GLFWwindow* window, const char* canvas_selector);
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//static inline void ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback(const char* canvas_selector) { ImGui_ImplGlfw_InstallEmscriptenCallbacks(nullptr, canvas_selector); } } // Renamed in 1.91.0
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#endif
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// GLFW callbacks install
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@@ -5,7 +5,8 @@
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// Implemented features:
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// [X] Renderer: User texture binding. Use 'GLuint' OpenGL texture identifier as void*/ImTextureID. Read the FAQ about ImTextureID!
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// [x] Renderer: Large meshes support (64k+ vertices) with 16-bit indices (Desktop OpenGL only).
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// [X] Renderer: Large meshes support (64k+ vertices) with 16-bit indices (Desktop OpenGL only).
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// [X] Renderer: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
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// About WebGL/ES:
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// - You need to '#define IMGUI_IMPL_OPENGL_ES2' or '#define IMGUI_IMPL_OPENGL_ES3' to use WebGL or OpenGL ES.
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@@ -22,6 +23,10 @@
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||||
// CHANGELOG
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||||
// (minor and older changes stripped away, please see git history for details)
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||||
// 2024-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
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// 2024-06-28: OpenGL: ImGui_ImplOpenGL3_NewFrame() recreates font texture if it has been destroyed by ImGui_ImplOpenGL3_DestroyFontsTexture(). (#7748)
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// 2024-05-07: OpenGL: Update loader for Linux to support EGL/GLVND. (#7562)
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// 2024-04-16: OpenGL: Detect ES3 contexts on desktop based on version string, to e.g. avoid calling glPolygonMode() on them. (#7447)
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// 2024-01-09: OpenGL: Update GL3W based imgui_impl_opengl3_loader.h to load "libGL.so" and variants, fixing regression on distros missing a symlink.
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// 2023-11-08: OpenGL: Update GL3W based imgui_impl_opengl3_loader.h to load "libGL.so" instead of "libGL.so.1", accommodating for NetBSD systems having only "libGL.so.3" available. (#6983)
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// 2023-10-05: OpenGL: Rename symbols in our internal loader so that LTO compilation with another copy of gl3w is possible. (#6875, #6668, #4445)
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@@ -121,6 +126,7 @@
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// Clang/GCC warnings with -Weverything
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunknown-warning-option" // warning: ignore unknown flags
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||||
#pragma clang diagnostic ignored "-Wold-style-cast" // warning: use of old-style cast
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||||
#pragma clang diagnostic ignored "-Wsign-conversion" // warning: implicit conversion changes signedness
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||||
#pragma clang diagnostic ignored "-Wunused-macros" // warning: macro is not used
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||||
@@ -181,9 +187,10 @@ extern "C" {
|
||||
#endif
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||||
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// Desktop GL 2.0+ has extension and glPolygonMode() which GL ES and WebGL don't have..
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||||
// A desktop ES context can technically compile fine with our loader, so we also perform a runtime checks
|
||||
#if !defined(IMGUI_IMPL_OPENGL_ES2) && !defined(IMGUI_IMPL_OPENGL_ES3)
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||||
#define IMGUI_IMPL_OPENGL_HAS_EXTENSIONS // has glGetIntegerv(GL_NUM_EXTENSIONS)
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||||
#define IMGUI_IMPL_OPENGL_HAS_POLYGON_MODE // has glPolygonMode()
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||||
#define IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE // may have glPolygonMode()
|
||||
#endif
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||||
|
||||
// Desktop GL 2.1+ and GL ES 3.0+ have glBindBuffer() with GL_PIXEL_UNPACK_BUFFER target.
|
||||
@@ -234,6 +241,7 @@ struct ImGui_ImplOpenGL3_Data
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||||
unsigned int VboHandle, ElementsHandle;
|
||||
GLsizeiptr VertexBufferSize;
|
||||
GLsizeiptr IndexBufferSize;
|
||||
bool HasPolygonMode;
|
||||
bool HasClipOrigin;
|
||||
bool UseBufferSubData;
|
||||
|
||||
@@ -247,6 +255,10 @@ static ImGui_ImplOpenGL3_Data* ImGui_ImplOpenGL3_GetBackendData()
|
||||
return ImGui::GetCurrentContext() ? (ImGui_ImplOpenGL3_Data*)ImGui::GetIO().BackendRendererUserData : nullptr;
|
||||
}
|
||||
|
||||
// Forward Declarations
|
||||
static void ImGui_ImplOpenGL3_InitPlatformInterface();
|
||||
static void ImGui_ImplOpenGL3_ShutdownPlatformInterface();
|
||||
|
||||
// OpenGL vertex attribute state (for ES 1.0 and ES 2.0 only)
|
||||
#ifndef IMGUI_IMPL_OPENGL_USE_VERTEX_ARRAY
|
||||
struct ImGui_ImplOpenGL3_VtxAttribState
|
||||
@@ -275,6 +287,7 @@ struct ImGui_ImplOpenGL3_VtxAttribState
|
||||
bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
{
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
IMGUI_CHECKVERSION();
|
||||
IM_ASSERT(io.BackendRendererUserData == nullptr && "Already initialized a renderer backend!");
|
||||
|
||||
// Initialize our loader
|
||||
@@ -298,16 +311,13 @@ bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
bd->GlProfileIsES2 = true;
|
||||
#else
|
||||
// Desktop or GLES 3
|
||||
const char *gl_version_str = (const char *)glGetString(GL_VERSION);
|
||||
GLint major = 0;
|
||||
GLint minor = 0;
|
||||
glGetIntegerv(GL_MAJOR_VERSION, &major);
|
||||
glGetIntegerv(GL_MINOR_VERSION, &minor);
|
||||
if (major == 0 && minor == 0)
|
||||
{
|
||||
// Query GL_VERSION in desktop GL 2.x, the string will start with "<major>.<minor>"
|
||||
const char* gl_version = (const char*)glGetString(GL_VERSION);
|
||||
sscanf(gl_version, "%d.%d", &major, &minor);
|
||||
}
|
||||
sscanf(gl_version_str, "%d.%d", &major, &minor); // Query GL_VERSION in desktop GL 2.x, the string will start with "<major>.<minor>"
|
||||
bd->GlVersion = (GLuint)(major * 100 + minor * 10);
|
||||
#if defined(GL_CONTEXT_PROFILE_MASK)
|
||||
if (bd->GlVersion >= 320)
|
||||
@@ -317,6 +327,9 @@ bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
|
||||
#if defined(IMGUI_IMPL_OPENGL_ES3)
|
||||
bd->GlProfileIsES3 = true;
|
||||
#else
|
||||
if (strncmp(gl_version_str, "OpenGL ES 3", 11) == 0)
|
||||
bd->GlProfileIsES3 = true;
|
||||
#endif
|
||||
|
||||
bd->UseBufferSubData = false;
|
||||
@@ -331,13 +344,14 @@ bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
#endif
|
||||
|
||||
#ifdef IMGUI_IMPL_OPENGL_DEBUG
|
||||
printf("GlVersion = %d\nGlProfileIsCompat = %d\nGlProfileMask = 0x%X\nGlProfileIsES2 = %d, GlProfileIsES3 = %d\nGL_VENDOR = '%s'\nGL_RENDERER = '%s'\n", bd->GlVersion, bd->GlProfileIsCompat, bd->GlProfileMask, bd->GlProfileIsES2, bd->GlProfileIsES3, (const char*)glGetString(GL_VENDOR), (const char*)glGetString(GL_RENDERER)); // [DEBUG]
|
||||
printf("GlVersion = %d, \"%s\"\nGlProfileIsCompat = %d\nGlProfileMask = 0x%X\nGlProfileIsES2 = %d, GlProfileIsES3 = %d\nGL_VENDOR = '%s'\nGL_RENDERER = '%s'\n", bd->GlVersion, gl_version_str, bd->GlProfileIsCompat, bd->GlProfileMask, bd->GlProfileIsES2, bd->GlProfileIsES3, (const char *)glGetString(GL_VENDOR), (const char *)glGetString(GL_RENDERER)); // [DEBUG]
|
||||
#endif
|
||||
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_VTX_OFFSET
|
||||
if (bd->GlVersion >= 320)
|
||||
io.BackendFlags |= ImGuiBackendFlags_RendererHasVtxOffset; // We can honor the ImDrawCmd::VtxOffset field, allowing for large meshes.
|
||||
#endif
|
||||
io.BackendFlags |= ImGuiBackendFlags_RendererHasViewports; // We can create multi-viewports on the Renderer side (optional)
|
||||
|
||||
// Store GLSL version string so we can refer to it later in case we recreate shaders.
|
||||
// Note: GLSL version is NOT the same as GL version. Leave this to nullptr if unsure.
|
||||
@@ -363,6 +377,9 @@ bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
glGetIntegerv(GL_TEXTURE_BINDING_2D, ¤t_texture);
|
||||
|
||||
// Detect extensions we support
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE
|
||||
bd->HasPolygonMode = (!bd->GlProfileIsES2 && !bd->GlProfileIsES3);
|
||||
#endif
|
||||
bd->HasClipOrigin = (bd->GlVersion >= 450);
|
||||
#ifdef IMGUI_IMPL_OPENGL_HAS_EXTENSIONS
|
||||
GLint num_extensions = 0;
|
||||
@@ -375,6 +392,9 @@ bool ImGui_ImplOpenGL3_Init(const char* glsl_version)
|
||||
}
|
||||
#endif
|
||||
|
||||
if (io.ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
|
||||
ImGui_ImplOpenGL3_InitPlatformInterface();
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
@@ -384,20 +404,23 @@ void ImGui_ImplOpenGL3_Shutdown()
|
||||
IM_ASSERT(bd != nullptr && "No renderer backend to shutdown, or already shutdown?");
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
|
||||
ImGui_ImplOpenGL3_ShutdownPlatformInterface();
|
||||
ImGui_ImplOpenGL3_DestroyDeviceObjects();
|
||||
io.BackendRendererName = nullptr;
|
||||
io.BackendRendererUserData = nullptr;
|
||||
io.BackendFlags &= ~ImGuiBackendFlags_RendererHasVtxOffset;
|
||||
io.BackendFlags &= ~(ImGuiBackendFlags_RendererHasVtxOffset | ImGuiBackendFlags_RendererHasViewports);
|
||||
IM_DELETE(bd);
|
||||
}
|
||||
|
||||
void ImGui_ImplOpenGL3_NewFrame()
|
||||
{
|
||||
ImGui_ImplOpenGL3_Data* bd = ImGui_ImplOpenGL3_GetBackendData();
|
||||
IM_ASSERT(bd != nullptr && "Did you call ImGui_ImplOpenGL3_Init()?");
|
||||
IM_ASSERT(bd != nullptr && "Context or backend not initialized! Did you call ImGui_ImplOpenGL3_Init()?");
|
||||
|
||||
if (!bd->ShaderHandle)
|
||||
ImGui_ImplOpenGL3_CreateDeviceObjects();
|
||||
if (!bd->FontTexture)
|
||||
ImGui_ImplOpenGL3_CreateFontsTexture();
|
||||
}
|
||||
|
||||
static void ImGui_ImplOpenGL3_SetupRenderState(ImDrawData* draw_data, int fb_width, int fb_height, GLuint vertex_array_object)
|
||||
@@ -416,8 +439,9 @@ static void ImGui_ImplOpenGL3_SetupRenderState(ImDrawData* draw_data, int fb_wid
|
||||
if (bd->GlVersion >= 310)
|
||||
glDisable(GL_PRIMITIVE_RESTART);
|
||||
#endif
|
||||
#ifdef IMGUI_IMPL_OPENGL_HAS_POLYGON_MODE
|
||||
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE
|
||||
if (bd->HasPolygonMode)
|
||||
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
|
||||
#endif
|
||||
|
||||
// Support for GL 4.5 rarely used glClipControl(GL_UPPER_LEFT)
|
||||
@@ -505,8 +529,12 @@ void ImGui_ImplOpenGL3_RenderDrawData(ImDrawData* draw_data)
|
||||
#ifdef IMGUI_IMPL_OPENGL_USE_VERTEX_ARRAY
|
||||
GLuint last_vertex_array_object; glGetIntegerv(GL_VERTEX_ARRAY_BINDING, (GLint*)&last_vertex_array_object);
|
||||
#endif
|
||||
#ifdef IMGUI_IMPL_OPENGL_HAS_POLYGON_MODE
|
||||
GLint last_polygon_mode[2]; glGetIntegerv(GL_POLYGON_MODE, last_polygon_mode);
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE
|
||||
GLint last_polygon_mode[2];
|
||||
if (bd->HasPolygonMode)
|
||||
{
|
||||
glGetIntegerv(GL_POLYGON_MODE, last_polygon_mode);
|
||||
}
|
||||
#endif
|
||||
GLint last_viewport[4]; glGetIntegerv(GL_VIEWPORT, last_viewport);
|
||||
GLint last_scissor_box[4]; glGetIntegerv(GL_SCISSOR_BOX, last_scissor_box);
|
||||
@@ -644,18 +672,21 @@ void ImGui_ImplOpenGL3_RenderDrawData(ImDrawData* draw_data)
|
||||
if (bd->GlVersion >= 310) { if (last_enable_primitive_restart) glEnable(GL_PRIMITIVE_RESTART); else glDisable(GL_PRIMITIVE_RESTART); }
|
||||
#endif
|
||||
|
||||
#ifdef IMGUI_IMPL_OPENGL_HAS_POLYGON_MODE
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE
|
||||
// Desktop OpenGL 3.0 and OpenGL 3.1 had separate polygon draw modes for front-facing and back-facing faces of polygons
|
||||
if (bd->GlVersion <= 310 || bd->GlProfileIsCompat)
|
||||
if (bd->HasPolygonMode)
|
||||
{
|
||||
glPolygonMode(GL_FRONT, (GLenum)last_polygon_mode[0]);
|
||||
glPolygonMode(GL_BACK, (GLenum)last_polygon_mode[1]);
|
||||
if (bd->GlVersion <= 310 || bd->GlProfileIsCompat)
|
||||
{
|
||||
glPolygonMode(GL_FRONT, (GLenum)last_polygon_mode[0]);
|
||||
glPolygonMode(GL_BACK, (GLenum)last_polygon_mode[1]);
|
||||
}
|
||||
else
|
||||
{
|
||||
glPolygonMode(GL_FRONT_AND_BACK, (GLenum)last_polygon_mode[0]);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
glPolygonMode(GL_FRONT_AND_BACK, (GLenum)last_polygon_mode[0]);
|
||||
}
|
||||
#endif // IMGUI_IMPL_OPENGL_HAS_POLYGON_MODE
|
||||
#endif // IMGUI_IMPL_OPENGL_MAY_HAVE_POLYGON_MODE
|
||||
|
||||
glViewport(last_viewport[0], last_viewport[1], (GLsizei)last_viewport[2], (GLsizei)last_viewport[3]);
|
||||
glScissor(last_scissor_box[0], last_scissor_box[1], (GLsizei)last_scissor_box[2], (GLsizei)last_scissor_box[3]);
|
||||
@@ -753,7 +784,7 @@ bool ImGui_ImplOpenGL3_CreateDeviceObjects()
|
||||
glGetIntegerv(GL_TEXTURE_BINDING_2D, &last_texture);
|
||||
glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &last_array_buffer);
|
||||
#ifdef IMGUI_IMPL_OPENGL_MAY_HAVE_BIND_BUFFER_PIXEL_UNPACK
|
||||
GLint last_pixel_unpack_buffer;
|
||||
GLint last_pixel_unpack_buffer = 0;
|
||||
if (bd->GlVersion >= 210) { glGetIntegerv(GL_PIXEL_UNPACK_BUFFER_BINDING, &last_pixel_unpack_buffer); glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0); }
|
||||
#endif
|
||||
#ifdef IMGUI_IMPL_OPENGL_USE_VERTEX_ARRAY
|
||||
@@ -948,6 +979,34 @@ void ImGui_ImplOpenGL3_DestroyDeviceObjects()
|
||||
ImGui_ImplOpenGL3_DestroyFontsTexture();
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------------------------------------------
|
||||
// MULTI-VIEWPORT / PLATFORM INTERFACE SUPPORT
|
||||
// This is an _advanced_ and _optional_ feature, allowing the backend to create and handle multiple viewports simultaneously.
|
||||
// If you are new to dear imgui or creating a new binding for dear imgui, it is recommended that you completely ignore this section first..
|
||||
//--------------------------------------------------------------------------------------------------------
|
||||
|
||||
static void ImGui_ImplOpenGL3_RenderWindow(ImGuiViewport *viewport, void *)
|
||||
{
|
||||
if (!(viewport->Flags & ImGuiViewportFlags_NoRendererClear))
|
||||
{
|
||||
ImVec4 clear_color = ImVec4(0.0f, 0.0f, 0.0f, 1.0f);
|
||||
glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w);
|
||||
glClear(GL_COLOR_BUFFER_BIT);
|
||||
}
|
||||
ImGui_ImplOpenGL3_RenderDrawData(viewport->DrawData);
|
||||
}
|
||||
|
||||
static void ImGui_ImplOpenGL3_InitPlatformInterface()
|
||||
{
|
||||
ImGuiPlatformIO &platform_io = ImGui::GetPlatformIO();
|
||||
platform_io.Renderer_RenderWindow = ImGui_ImplOpenGL3_RenderWindow;
|
||||
}
|
||||
|
||||
static void ImGui_ImplOpenGL3_ShutdownPlatformInterface()
|
||||
{
|
||||
ImGui::DestroyPlatformWindows();
|
||||
}
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
#if defined(__GNUC__)
|
||||
|
||||
@@ -5,7 +5,8 @@
|
||||
|
||||
// Implemented features:
|
||||
// [X] Renderer: User texture binding. Use 'GLuint' OpenGL texture identifier as void*/ImTextureID. Read the FAQ about ImTextureID!
|
||||
// [x] Renderer: Large meshes support (64k+ vertices) with 16-bit indices (Desktop OpenGL only).
|
||||
// [X] Renderer: Large meshes support (64k+ vertices) with 16-bit indices (Desktop OpenGL only).
|
||||
// [X] Renderer: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
|
||||
|
||||
// About WebGL/ES:
|
||||
// - You need to '#define IMGUI_IMPL_OPENGL_ES2' or '#define IMGUI_IMPL_OPENGL_ES3' to use WebGL or OpenGL ES.
|
||||
@@ -44,9 +45,9 @@ extern "C" {
|
||||
IMGUI_IMPL_API void ImGui_ImplOpenGL3_DestroyDeviceObjects();
|
||||
}
|
||||
|
||||
// Specific OpenGL ES versions
|
||||
//#define IMGUI_IMPL_OPENGL_ES2 // Auto-detected on Emscripten
|
||||
//#define IMGUI_IMPL_OPENGL_ES3 // Auto-detected on iOS/Android
|
||||
// Configuration flags to add in your imconfig file:
|
||||
// #define IMGUI_IMPL_OPENGL_ES2 // Enable ES 2 (Auto-detected on Emscripten)
|
||||
// #define IMGUI_IMPL_OPENGL_ES3 // Enable ES 3 (Auto-detected on iOS/Android)
|
||||
|
||||
// You can explicitly select GLES2 or GLES3 API by using one of the '#define IMGUI_IMPL_OPENGL_LOADER_XXX' in imconfig.h or compiler command-line.
|
||||
#if !defined(IMGUI_IMPL_OPENGL_ES2) \
|
||||
|
||||
@@ -760,6 +760,7 @@ void ImGui_ImplWGPU_InvalidateDeviceObjects()
|
||||
bool ImGui_ImplWGPU_Init(ImGui_ImplWGPU_InitInfo* init_info)
|
||||
{
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
IMGUI_CHECKVERSION();
|
||||
IM_ASSERT(io.BackendRendererUserData == nullptr && "Already initialized a renderer backend!");
|
||||
|
||||
// Setup backend capabilities flags
|
||||
@@ -787,7 +788,7 @@ bool ImGui_ImplWGPU_Init(ImGui_ImplWGPU_InitInfo* init_info)
|
||||
|
||||
// Create buffers with a default size (they will later be grown as needed)
|
||||
bd->pFrameResources = new FrameResources[bd->numFramesInFlight];
|
||||
for (int i = 0; i < bd->numFramesInFlight; i++)
|
||||
for (unsigned int i = 0; i < bd->numFramesInFlight; i++)
|
||||
{
|
||||
FrameResources* fr = &bd->pFrameResources[i];
|
||||
fr->IndexBuffer = nullptr;
|
||||
|
||||
@@ -34,11 +34,12 @@ struct ImGui_ImplWGPU_InitInfo
|
||||
ImGui_ImplWGPU_InitInfo()
|
||||
{
|
||||
PipelineMultisampleState.count = 1;
|
||||
PipelineMultisampleState.mask = -1u;
|
||||
PipelineMultisampleState.mask = UINT32_MAX;
|
||||
PipelineMultisampleState.alphaToCoverageEnabled = false;
|
||||
}
|
||||
};
|
||||
|
||||
// Follow "Getting Started" link and check examples/ folder to learn about using backends!
|
||||
IMGUI_IMPL_API bool ImGui_ImplWGPU_Init(ImGui_ImplWGPU_InitInfo* init_info);
|
||||
IMGUI_IMPL_API void ImGui_ImplWGPU_Shutdown();
|
||||
IMGUI_IMPL_API void ImGui_ImplWGPU_NewFrame();
|
||||
|
||||
@@ -17,63 +17,10 @@
|
||||
// - Documentation https://dearimgui.com/docs (same as your local docs/ folder).
|
||||
// - Introduction, links and more at the top of imgui.cpp
|
||||
|
||||
#include "imgui.h"
|
||||
#ifndef IMGUI_DISABLE
|
||||
// FIX(zig-gamedev):
|
||||
// #include "imgui_impl_win32.h"
|
||||
#ifndef WIN32_LEAN_AND_MEAN
|
||||
#define WIN32_LEAN_AND_MEAN
|
||||
#endif
|
||||
#include <windows.h>
|
||||
#include <windowsx.h> // GET_X_LPARAM(), GET_Y_LPARAM()
|
||||
#include <tchar.h>
|
||||
#include <dwmapi.h>
|
||||
|
||||
// Configuration flags to add in your imconfig.h file:
|
||||
//#define IMGUI_IMPL_WIN32_DISABLE_GAMEPAD // Disable gamepad support. This was meaningful before <1.81 but we now load XInput dynamically so the option is now less relevant.
|
||||
|
||||
// Using XInput for gamepad (will load DLL dynamically)
|
||||
#ifndef IMGUI_IMPL_WIN32_DISABLE_GAMEPAD
|
||||
#include <xinput.h>
|
||||
typedef DWORD (WINAPI *PFN_XInputGetCapabilities)(DWORD, DWORD, XINPUT_CAPABILITIES*);
|
||||
typedef DWORD (WINAPI *PFN_XInputGetState)(DWORD, XINPUT_STATE*);
|
||||
#endif
|
||||
|
||||
// FIX(zig-gamedev):
|
||||
extern "C" {
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_Init(void* hwnd);
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_InitForOpenGL(void* hwnd);
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_Shutdown();
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_NewFrame();
|
||||
|
||||
// Win32 message handler your application need to call.
|
||||
// - Intentionally commented out in a '#if 0' block to avoid dragging dependencies on <windows.h> from this helper.
|
||||
// - You should COPY the line below into your .cpp code to forward declare the function and then you can call it.
|
||||
// - Call from your application's message handler. Keep calling your message handler unless this function returns TRUE.
|
||||
|
||||
#if 0
|
||||
extern IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
|
||||
#endif
|
||||
|
||||
// DPI-related helpers (optional)
|
||||
// - Use to enable DPI awareness without having to create an application manifest.
|
||||
// - Your own app may already do this via a manifest or explicit calls. This is mostly useful for our examples/ apps.
|
||||
// - In theory we could call simple functions from Windows SDK such as SetProcessDPIAware(), SetProcessDpiAwareness(), etc.
|
||||
// but most of the functions provided by Microsoft require Windows 8.1/10+ SDK at compile time and Windows 8/10+ at runtime,
|
||||
// neither we want to require the user to have. So we dynamically select and load those functions to avoid dependencies.
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_EnableDpiAwareness();
|
||||
IMGUI_IMPL_API float ImGui_ImplWin32_GetDpiScaleForHwnd(void* hwnd); // HWND hwnd
|
||||
IMGUI_IMPL_API float ImGui_ImplWin32_GetDpiScaleForMonitor(void* monitor); // HMONITOR monitor
|
||||
|
||||
// Transparency related helpers (optional) [experimental]
|
||||
// - Use to enable alpha compositing transparency with the desktop.
|
||||
// - Use together with e.g. clearing your framebuffer with zero-alpha.
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_EnableAlphaCompositing(void* hwnd); // HWND hwnd
|
||||
}; // extern "C"
|
||||
|
||||
// CHANGELOG
|
||||
// (minor and older changes stripped away, please see git history for details)
|
||||
// 2024-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
|
||||
// 2024-07-08: Inputs: Fixed ImGuiMod_Super being mapped to VK_APPS instead of VK_LWIN||VK_RWIN. (#7768)
|
||||
// 2023-10-05: Inputs: Added support for extra ImGuiKey values: F13 to F24 function keys, app back/forward keys.
|
||||
// 2023-09-25: Inputs: Synthesize key-down event on key-up for VK_SNAPSHOT / ImGuiKey_PrintScreen as Windows doesn't emit it (same behavior as GLFW/SDL).
|
||||
// 2023-09-07: Inputs: Added support for keyboard codepage conversion for when application is compiled in MBCS mode and using a non-Unicode window.
|
||||
@@ -126,8 +73,71 @@ extern "C" {
|
||||
// 2017-10-23: Inputs: Using Win32 ::SetCapture/::GetCapture() to retrieve mouse positions outside the client area when dragging.
|
||||
// 2016-11-12: Inputs: Only call Win32 ::SetCursor(nullptr) when io.MouseDrawCursor is set.
|
||||
|
||||
#include "imgui.h"
|
||||
#ifndef IMGUI_DISABLE
|
||||
// FIX(zig-gamedev):
|
||||
// #include "imgui_impl_win32.h"
|
||||
#ifndef WIN32_LEAN_AND_MEAN
|
||||
#define WIN32_LEAN_AND_MEAN
|
||||
#endif
|
||||
#include <windows.h>
|
||||
#include <windowsx.h> // GET_X_LPARAM(), GET_Y_LPARAM()
|
||||
#include <tchar.h>
|
||||
#include <dwmapi.h>
|
||||
|
||||
// Using XInput for gamepad (will load DLL dynamically)
|
||||
#ifndef IMGUI_IMPL_WIN32_DISABLE_GAMEPAD
|
||||
#include <xinput.h>
|
||||
typedef DWORD(WINAPI *PFN_XInputGetCapabilities)(DWORD, DWORD, XINPUT_CAPABILITIES *);
|
||||
typedef DWORD(WINAPI *PFN_XInputGetState)(DWORD, XINPUT_STATE *);
|
||||
#endif
|
||||
|
||||
// Clang/GCC warnings with -Weverything
|
||||
#if defined(__clang__)
|
||||
#pragma clang diagnostic push
|
||||
#pragma clang diagnostic ignored "-Wcast-function-type" // warning: cast between incompatible function types (for loader)
|
||||
#endif
|
||||
#if defined(__GNUC__)
|
||||
#pragma GCC diagnostic push
|
||||
#pragma GCC diagnostic ignored "-Wpragmas" // warning: unknown option after '#pragma GCC diagnostic' kind
|
||||
#pragma GCC diagnostic ignored "-Wcast-function-type" // warning: cast between incompatible function types (for loader)
|
||||
#endif
|
||||
|
||||
// FIX(zig-gamedev):
|
||||
extern "C"
|
||||
{
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_Init(void *hwnd);
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_InitForOpenGL(void *hwnd);
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_Shutdown();
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_NewFrame();
|
||||
|
||||
// Win32 message handler your application need to call.
|
||||
// - Intentionally commented out in a '#if 0' block to avoid dragging dependencies on <windows.h> from this helper.
|
||||
// - You should COPY the line below into your .cpp code to forward declare the function and then you can call it.
|
||||
// - Call from your application's message handler. Keep calling your message handler unless this function returns TRUE.
|
||||
|
||||
#if 0
|
||||
extern IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
|
||||
#endif
|
||||
|
||||
// DPI-related helpers (optional)
|
||||
// - Use to enable DPI awareness without having to create an application manifest.
|
||||
// - Your own app may already do this via a manifest or explicit calls. This is mostly useful for our examples/ apps.
|
||||
// - In theory we could call simple functions from Windows SDK such as SetProcessDPIAware(), SetProcessDpiAwareness(), etc.
|
||||
// but most of the functions provided by Microsoft require Windows 8.1/10+ SDK at compile time and Windows 8/10+ at runtime,
|
||||
// neither we want to require the user to have. So we dynamically select and load those functions to avoid dependencies.
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_EnableDpiAwareness();
|
||||
IMGUI_IMPL_API float ImGui_ImplWin32_GetDpiScaleForHwnd(void *hwnd); // HWND hwnd
|
||||
IMGUI_IMPL_API float ImGui_ImplWin32_GetDpiScaleForMonitor(void *monitor); // HMONITOR monitor
|
||||
|
||||
// Transparency related helpers (optional) [experimental]
|
||||
// - Use to enable alpha compositing transparency with the desktop.
|
||||
// - Use together with e.g. clearing your framebuffer with zero-alpha.
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_EnableAlphaCompositing(void *hwnd); // HWND hwnd
|
||||
}; // extern "C"
|
||||
|
||||
// Forward Declarations
|
||||
static void ImGui_ImplWin32_InitPlatformInterface(bool platformHasOwnDC);
|
||||
static void ImGui_ImplWin32_InitPlatformInterface(bool platform_has_own_dc);
|
||||
static void ImGui_ImplWin32_ShutdownPlatformInterface();
|
||||
static void ImGui_ImplWin32_UpdateMonitors();
|
||||
|
||||
@@ -177,6 +187,7 @@ static void ImGui_ImplWin32_UpdateKeyboardCodePage()
|
||||
static bool ImGui_ImplWin32_InitEx(void* hwnd, bool platform_has_own_dc)
|
||||
{
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
IMGUI_CHECKVERSION();
|
||||
IM_ASSERT(io.BackendPlatformUserData == nullptr && "Already initialized a platform backend!");
|
||||
|
||||
INT64 perf_frequency, perf_counter;
|
||||
@@ -329,7 +340,7 @@ static void ImGui_ImplWin32_UpdateKeyModifiers()
|
||||
io.AddKeyEvent(ImGuiMod_Ctrl, IsVkDown(VK_CONTROL));
|
||||
io.AddKeyEvent(ImGuiMod_Shift, IsVkDown(VK_SHIFT));
|
||||
io.AddKeyEvent(ImGuiMod_Alt, IsVkDown(VK_MENU));
|
||||
io.AddKeyEvent(ImGuiMod_Super, IsVkDown(VK_APPS));
|
||||
io.AddKeyEvent(ImGuiMod_Super, IsVkDown(VK_LWIN) || IsVkDown(VK_RWIN));
|
||||
}
|
||||
|
||||
// This code supports multi-viewports (multiple OS Windows mapped into different Dear ImGui viewports)
|
||||
@@ -475,9 +486,9 @@ static void ImGui_ImplWin32_UpdateMonitors()
|
||||
|
||||
void ImGui_ImplWin32_NewFrame()
|
||||
{
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
ImGui_ImplWin32_Data* bd = ImGui_ImplWin32_GetBackendData();
|
||||
IM_ASSERT(bd != nullptr && "Did you call ImGui_ImplWin32_Init()?");
|
||||
IM_ASSERT(bd != nullptr && "Context or backend not initialized? Did you call ImGui_ImplWin32_Init()?");
|
||||
ImGuiIO &io = ImGui::GetIO();
|
||||
|
||||
// Setup display size (every frame to accommodate for window resizing)
|
||||
RECT rect = { 0, 0, 0, 0 };
|
||||
@@ -675,11 +686,12 @@ static ImGuiMouseSource GetMouseSourceFromMessageExtraInfo()
|
||||
|
||||
IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
if (ImGui::GetCurrentContext() == nullptr)
|
||||
// Most backends don't have silent checks like this one, but we need it because WndProc are called early in CreateWindow().
|
||||
// We silently allow both context or just only backend data to be nullptr.
|
||||
ImGui_ImplWin32_Data *bd = ImGui_ImplWin32_GetBackendData();
|
||||
if (bd == nullptr)
|
||||
return 0;
|
||||
|
||||
ImGuiIO& io = ImGui::GetIO();
|
||||
ImGui_ImplWin32_Data* bd = ImGui_ImplWin32_GetBackendData();
|
||||
ImGuiIO &io = ImGui::GetIO();
|
||||
|
||||
switch (msg)
|
||||
{
|
||||
@@ -707,7 +719,7 @@ IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARA
|
||||
::ScreenToClient(hwnd, &mouse_pos);
|
||||
io.AddMouseSourceEvent(mouse_source);
|
||||
io.AddMousePosEvent((float)mouse_pos.x, (float)mouse_pos.y);
|
||||
break;
|
||||
return 0;
|
||||
}
|
||||
case WM_MOUSELEAVE:
|
||||
case WM_NCMOUSELEAVE:
|
||||
@@ -720,7 +732,7 @@ IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARA
|
||||
bd->MouseTrackedArea = 0;
|
||||
io.AddMousePosEvent(-FLT_MAX, -FLT_MAX);
|
||||
}
|
||||
break;
|
||||
return 0;
|
||||
}
|
||||
case WM_LBUTTONDOWN: case WM_LBUTTONDBLCLK:
|
||||
case WM_RBUTTONDOWN: case WM_RBUTTONDBLCLK:
|
||||
@@ -1075,6 +1087,9 @@ static void ImGui_ImplWin32_CreateWindow(ImGuiViewport* viewport)
|
||||
vd->HwndOwned = true;
|
||||
viewport->PlatformRequestResize = false;
|
||||
viewport->PlatformHandle = viewport->PlatformHandleRaw = vd->Hwnd;
|
||||
|
||||
// Secondary viewports store their imgui context
|
||||
::SetPropA(vd->Hwnd, "IMGUI_CONTEXT", ImGui::GetCurrentContext());
|
||||
}
|
||||
|
||||
static void ImGui_ImplWin32_DestroyWindow(ImGuiViewport* viewport)
|
||||
@@ -1100,10 +1115,20 @@ static void ImGui_ImplWin32_ShowWindow(ImGuiViewport* viewport)
|
||||
{
|
||||
ImGui_ImplWin32_ViewportData* vd = (ImGui_ImplWin32_ViewportData*)viewport->PlatformUserData;
|
||||
IM_ASSERT(vd->Hwnd != 0);
|
||||
|
||||
// ShowParent() also brings parent to front, which is not always desirable,
|
||||
// so we temporarily disable parenting. (#7354)
|
||||
if (vd->HwndParent != NULL)
|
||||
::SetWindowLongPtr(vd->Hwnd, GWLP_HWNDPARENT, (LONG_PTR) nullptr);
|
||||
|
||||
if (viewport->Flags & ImGuiViewportFlags_NoFocusOnAppearing)
|
||||
::ShowWindow(vd->Hwnd, SW_SHOWNA);
|
||||
else
|
||||
::ShowWindow(vd->Hwnd, SW_SHOW);
|
||||
|
||||
// Restore
|
||||
if (vd->HwndParent != NULL)
|
||||
::SetWindowLongPtr(vd->Hwnd, GWLP_HWNDPARENT, (LONG_PTR)vd->HwndParent);
|
||||
}
|
||||
|
||||
static void ImGui_ImplWin32_UpdateWindow(ImGuiViewport* viewport)
|
||||
@@ -1267,16 +1292,22 @@ static void ImGui_ImplWin32_OnChangedViewport(ImGuiViewport* viewport)
|
||||
|
||||
static LRESULT CALLBACK ImGui_ImplWin32_WndProcHandler_PlatformWindow(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
if (ImGui_ImplWin32_WndProcHandler(hWnd, msg, wParam, lParam))
|
||||
return true;
|
||||
// Allow secondary viewport WndProc to be called regardless of current context
|
||||
ImGuiContext *hwnd_ctx = (ImGuiContext *)::GetPropA(hWnd, "IMGUI_CONTEXT");
|
||||
ImGuiContext *prev_ctx = ImGui::GetCurrentContext();
|
||||
if (hwnd_ctx != prev_ctx && hwnd_ctx != NULL)
|
||||
ImGui::SetCurrentContext(hwnd_ctx);
|
||||
|
||||
if (ImGuiViewport* viewport = ImGui::FindViewportByPlatformHandle((void*)hWnd))
|
||||
LRESULT result = 0;
|
||||
if (ImGui_ImplWin32_WndProcHandler(hWnd, msg, wParam, lParam))
|
||||
result = true;
|
||||
else if (ImGuiViewport *viewport = ImGui::FindViewportByPlatformHandle((void *)hWnd))
|
||||
{
|
||||
switch (msg)
|
||||
{
|
||||
case WM_CLOSE:
|
||||
viewport->PlatformRequestClose = true;
|
||||
return 0;
|
||||
break;
|
||||
case WM_MOVE:
|
||||
viewport->PlatformRequestMove = true;
|
||||
break;
|
||||
@@ -1285,7 +1316,7 @@ static LRESULT CALLBACK ImGui_ImplWin32_WndProcHandler_PlatformWindow(HWND hWnd,
|
||||
break;
|
||||
case WM_MOUSEACTIVATE:
|
||||
if (viewport->Flags & ImGuiViewportFlags_NoFocusOnClick)
|
||||
return MA_NOACTIVATE;
|
||||
result = MA_NOACTIVATE;
|
||||
break;
|
||||
case WM_NCHITTEST:
|
||||
// Let mouse pass-through the window. This will allow the backend to call io.AddMouseViewportEvent() correctly. (which is optional).
|
||||
@@ -1293,12 +1324,15 @@ static LRESULT CALLBACK ImGui_ImplWin32_WndProcHandler_PlatformWindow(HWND hWnd,
|
||||
// If you cannot easily access those viewport flags from your windowing/event code: you may manually synchronize its state e.g. in
|
||||
// your main loop after calling UpdatePlatformWindows(). Iterate all viewports/platform windows and pass the flag to your windowing system.
|
||||
if (viewport->Flags & ImGuiViewportFlags_NoInputs)
|
||||
return HTTRANSPARENT;
|
||||
result = HTTRANSPARENT;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return DefWindowProc(hWnd, msg, wParam, lParam);
|
||||
if (result == 0)
|
||||
result = DefWindowProc(hWnd, msg, wParam, lParam);
|
||||
if (hwnd_ctx != prev_ctx && hwnd_ctx != NULL)
|
||||
ImGui::SetCurrentContext(prev_ctx);
|
||||
return result;
|
||||
}
|
||||
|
||||
static void ImGui_ImplWin32_InitPlatformInterface(bool platform_has_own_dc)
|
||||
@@ -1357,4 +1391,11 @@ static void ImGui_ImplWin32_ShutdownPlatformInterface()
|
||||
|
||||
//---------------------------------------------------------------------------------------------------------
|
||||
|
||||
#if defined(__GNUC__)
|
||||
#pragma GCC diagnostic pop
|
||||
#endif
|
||||
#if defined(__clang__)
|
||||
#pragma clang diagnostic pop
|
||||
#endif
|
||||
|
||||
#endif // #ifndef IMGUI_DISABLE
|
||||
|
||||
@@ -21,6 +21,7 @@
|
||||
#include "imgui.h" // IMGUI_IMPL_API
|
||||
#ifndef IMGUI_DISABLE
|
||||
|
||||
// Follow "Getting Started" link and check examples/ folder to learn about using backends!
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_Init(void* hwnd);
|
||||
IMGUI_IMPL_API bool ImGui_ImplWin32_InitForOpenGL(void* hwnd);
|
||||
IMGUI_IMPL_API void ImGui_ImplWin32_Shutdown();
|
||||
|
||||
Reference in New Issue
Block a user