Imgui viewports

5. cpp Renderer: OpenGL OS: any My Issue/Question: Just a question/advice on how to recall all windows inside, s Mar 1, 2023 · When I disable the Multi-Viewport, Version/Branch of Dear ImGui: Version: 1. ocornut mentioned this issue on Oct 26, 2023. ocornut changed the title Dragging the imgui window outside of the main window Dragging the imgui window outside of the main viewport? on Jul 26, 2021. 0f ; Sep 12, 2021 · You signed in with another tab or window. 知乎专栏是一个自由写作和表达的平台，分享知识和见解。 Nov 18, 2018 · Version/Branch of Dear ImGui: Viewports 1. Combines win32 BorderlessWindows with a transparent opengl rendering context to achieve advanced Windows DWM behavior for ImGui viewports Topics windows gui opengl dwm imgui composition gui-application aero windows-desktop desktop-window-manager win32 windows-gui mica windows-desktop-application imgui-win32 Feb 27, 2024 · This guide will have us load an image file from disk and display it in a Dear ImGui window. h") + backends (e. Probably better to work on add multi-viewport support to SDLRenderer2 backend. Comments. I expected to get this value when using the function ImGui::GetWindowDpiScale(). Mar 13, 2022 · Vulkan side, you need a separate RenderPass (with an appropriate Framebuffer and its ImageView) that will render your scene into image (i. I am trying to switch from a project that was not using multi-viewport to a project that is using multi-viewport. Oct 3, 2021 · Version/Branch of Dear ImGui: Version: 1. Jul 27, 2022 · I have renamed the thread accordingly. ocornut added the multi-viewports label on Jul 26, 2021. cpp Compiler: MSCV Operating System: Windows 10 Hi, I am trying to incorporate ImGui into my own engine. Anyway, thanks alot! All reactions. It is the Multi-viewports feature which doesn't work on Wayland, because Wayland doesn't allow user application to change window pos/size. com/thechernoGitHub repository https://github. Screenshots/Video Sep 3, 2020 · Version: 1. end() or by dropping. Feb 27, 2023 · I doubt this is an ImGui bug otherwise I think there would be more people talking about it. Hi @serhathan, are you calling the ImGui render data method when your app is minimized? Nov 30, 2023 · The goal of the code is to prevent the window that was undocked by the user from the dockspace to be dock again when this part of code was called again. 2 shipped with ImGui Jul 25, 2021 · GitOlli closed this as completed on Jul 25, 2021. (#7267, #3369) Backends: OpenGL2, OpenGL3: ImGui_ImplOpenGL3_NewFrame() recreates font texture if it has been destroyed by ImGui_ImplOpenGL3_DestroyFontsTexture(). junnys6018 opened this issue Aug 7, 2019 · 1 comment Labels. So as suggested by many, I use frame buffers and display them using ImGui::Image. Apr 17, 2021 · Only set ImGuiBackendFlags_PlatformHasViewports in ImGui_ImplWin32_InitPlatformInterface instead of ImGui_ImplWin32_Init. •. static constexpr float ToolbarHeight = 60. Primarily, it gives remove_chars , insert_chars, and mutable access to what text is selected. I have created the main toolbar using BeginViewportSideBar, here's how I do it ImGuiViewport* viewport = ImGui::GetMainViewport(); float heig ImGui fully supports using WebGPU as a backend with both wgpu-native and Dawn since its version 1. imgui-winit-glow-renderer-viewports 0. texture). Even if not of opentk itself, to have the multiple viewport imgui feature be compatible with the imgui. imgui-sdl2-support: Backend platform using SDL2. widgets. (1) Add imgui/ to include paths. ocornut added the backends label on Oct 5, 2018. May 31, 2022 · I want something like ImGui’s dockable viewport (the dockable part is optional, but nic… Hey, I am trying to create a web browser window that is separate to the main viewport where the game is rendering. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them. This is stated at the top of imgui_impl_sdlrenderer. Stride Description This is an attempt to support ImGui viewports in VL. ngortheone mentioned this issue on Dec 8, 2023. SirRamEsq mentioned this issue on Jan 18, 2018. cpp + imgui_imgui_dx11. ocornut changed the title Docking imgui, Oct 2, 2018 · For your own application to support multi-viewport, please refer to Multi-viewports / virtual viewports #1542 + read the comments in imgui. cmd debug or build. May 22, 2019 · RendererHasViewports. Search in Issues: inputs; 1. NET-nativebuild repo, at the tag matching the version of ImGui. 88 Branch: docking Backend: C++20, Windows10 I tried both two ways: imgui_impl_dx11 + imgui_impl_glfw imgui_impl_dx11 + imgui_impl_win32 All appear the same Mar 15, 2022 · For me image just not rendering in ImGui::Image and i don't know why. #include "imgui_impl_win32. ocornut added the multi-contexts label on Nov 2, 2023. Jun 22, 2021 · The function ImGui::DestroyPlatformWindows() iterates over all existing viewports and invokes the DestroyWindow platform callbacks for each viewport. Mar 27, 2023 · Let's Put All Together. so, or libcimgui. unsigned int fbo Jun 12, 2019 · My monitor has a DPI scale equals to 1. cpp). You may use helper libraries such as stb Version/Branch of Dear ImGui: Branch: Docking Back-ends: imgui_impl_glfw. The SDL_Renderer rendering backend doesn't support multi-viewports. The core of imgui-rs consists of: imgui: High-level safe API. I experimented around with settings such as changing the glfwSwapInterval to 0 to disable the framerate limit. Also, I did change to WNDCLASSEXA, CreateWindowExA, and DefWindowProcA versions of the Win32 API. * Viewports: trying to treat GetMainViewport() as const. If your engine supports multiple platforms, consider using more imgui_impl_xxxx files instead of rewriting them: this will be less work for you, and you can get May 25, 2021 · mellinoe commented on May 11, 2022. My Issue/Question: Is there a possibility to disable the viewport feature for a particular window. Feb 6, 2023 · You signed in with another tab or window. // - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple. 因为在开启multi-viewport后，imgui的坐标计算基准发生变化，该计算结果将随着窗口移动而变化。. ocornut closed this as completed on Jul 27, 2022. So, this is probably my fault and I sincerely apologize for the bother. My project is big so I left here only the part where is ImGui initialized and the main loop. NET-nativebuild repo, run build. cpp + imgui_impl_opengl3. Use the 'docking' branch to test multi-viewports. ) Multi-viewports. You can find a more detailed article about Framebuffer at learnopengl. When all windows are inside the same viewport, 'NoBringToFrontOnFocus' can be used to keep another window from covering your desired 'on top' window but if both are in their own viewports this does not work. Jan 26, 2021 · Sorry about the late response. And you need to "register" your ImageView with DearImGui. md at master · ocornut/imgui. However, ever . After this list we will show the corresponding code. We will load this image: (Right-click to save as MyImage01. (IE: Only indicate support when support is actually initialized. Jul 7, 2021 · This would happen for example when retrofitting Dear ImGui onto an existing application, which already has a framework of creating, moving and docking (platform) windows and would like to use ImGui for additional rendering. would like to have these windows like if no viewport feature is enabled. Standalone, minimal, complete and verifiable example: To reproduce take the demo sdl2 + vulkan example, ensure multiple viewports is on, unclamp the framerate with IMGUI_UNLIMITED_FRAME_RATE then open the demo window and proceed down the menus: Menu Feb 4, 2020 · (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. 0 Permalink Docs. cpp Compiler, OS: Linux + clang 19 Full config/build information: Dear ImGui 1. I tried to create a Dockspace and the result was the same. However, when the window is docked, I want the top corners of the window (left most window == top-left, right most window == top-right) to not be rounded. In immediate mode GUIs, you have a single source of truth (the game logic, or model) and you draw your GUI every time from that. In the ImGui. Also, ImGui::GetIO(). It looks like the major factor is font resources across contexts. Aug 23, 2021 · RendererHasViewports. 89. Feb 12, 2022 · When dragging a viewport it is temporarily set to _NoInputs for the purpose of retrieving the window "under" (for e. sh debug (depending on your platform). net bindings (or other) would be massive. You wouldn't share a unique window context to imgui if you have multiple GLFWwindows. h ahead of merging a small part of viewport interface to master. Jun 17, 2021 · * Viewports: Moved in own section of imgui. Jun 28, 2022 · The framerate seemed to be split evenly between all the windows if the maximum was 60fps. imgui-sys: Low-level unsafe API (automatically generated) Next, we provide two example renderers, and two example backend platform implementations: imgui-winit-support: Backend platform implementation that uses the winit crate. Oct 10, 2019 · with multiple ImGui viewports, or/and also with dockable windows, you need to get/downlaod the docking branch (not master branch). May 3, 2022 · Version: 1. Clone the ImGui. Feb 20, 2022 · Hi, I'm making toolbar with ImageButton for my project. Include header files for main lib ( #include "imgui. It already works quite well, there are a few small things that do not work satisfac Apr 5, 2023 · I guess it is about when window minimized vulkan stops rendering so imgui window stop as well. i would like to prevent some popup or menu to be outside of the main windows. Call ImGui::Render(); Go thru all main windows and render each main windows ImGui viewport via: Jan 2, 2019 · window. (2) Create Dear ImGui context with ImGui::CreateContext(). But when I drag an imgui window out of my main viewport, a new framebuffer seems to get created, and my SRGB Thank you! The jittering is a completely different issue, see #2361. (3) Optionally set configuration flags, load fonts, setup style. ocornut changed the title Linux compatibility of the multi-viewport branch Linux/Mac compatibility of the multi-viewport branch on Oct 5, 2018. I saw my image in shader inputs, but in shader outputs i had just black color. com. However, if the modal window escapes into a single-window viewport, two main issues begin to happen: Popups opened by said modal window (eg. Back-ends: imgui_impl_sdl. Jan 20, 2021 · (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. com/thechernoTwitter https://twi Using ImGui Viewports, is it possible to bring all the imgui windows front when clicking on the main glfw/sdl window? Can't find a viewport or anything, this cause an issue when io. This struct provides methods to edit the underlying text buffer that Dear ImGui manipulates. Explore the freedom of writing and expression on Zhihu, a platform for sharing knowledge and insights. After creating framebuffer we have to attach to a texture for using it. txt but it is straightforward to write it ourselves (still in the imgui/ directory): Jul 31, 2022 · All my windows have rounding when they are detached. Inside that godot viewport I have a meshInstance, with an Area node and a collisionshape, that allow to select the mesh with my mouse by using the signal input_event from godot. h" ). 90. Reload to refresh your session. ImGui::Image((void *) textureID, pannelSize, ImVec2{0, 1}, ImVec2{1, 0}); The challenge is finding best way to handle mouse interaction (figure out the position of Jul 16, 2022 · 上述代码用于计算渲染场景的位置，是有问题的。. Tracks a layout tooltip that can be ended by calling . Since the SDL backend doesn't honor this flag, when that viewport is reported Dear ImGui automaticaly also reverts to guessing the hovered viewport. May 29, 2021 · It’s not possible to have rounded windows as standalone secondary viewports, no. You will get a Texture ID that is usable with Image etc. The flags docking enable and viewports enable works fine, but i cannot docking anything to the SDL Window, althought, the imgui multi-viewports works fine and dock Feb 26, 2023 · My understanding is that in /mqsettings, checking the "Enable Viewports" option will allow Lua windows to be dragged outside of the EQ window. // - If the file cannot be loaded, the function will return NULL. Gui World Position SirRamEsq/LEngine#20. If you disable the ImGuiConfigFlags_ViewportsEnable flag it should work and you can still benefit from Docking features. h for ImGuiPlatformIO + read the main. cpp Operating System: Windows 10 x64. Note that multi-viewport for SDL_Renderer backend is likely to be a relatively easy feature to add. 0. No one assigned. What I observe seems to contradict what you observe here. So I started to look into adding this, and it turns out it actually might not be trivial. 8. We can load meshes with it, for this I us May 8, 2024 · All I can recommend at this point is: - Use DDU to do a clean removal of the Nvidia driver and then reinstall it. Nov 8, 2022 · You can just create a window outside of the main viewport and Dear ImGui will spawn a viewport for it. Feb 14, 2015 · Viewports: Backported void* ImGuiViewport::PlatformHandle from docking branch for use by backends. e. About Multi-Viewports; Search in Issues: multi-viewports #1542 Main Multi-viewports topic #2117 Linux/Mac compatibility of multi-viewports; Inputs. If the model changes, you have to somehow trigger an event that also updates the view. The only remaining difference is that the Veldrid renderer in the docking branch supports multiple January 2019: Viewport and Docking branches have been merged to simplify maintainance. I never encountered something like this. @benblo Right, there's no difference in the native bindings between the master branch and the docking branch anymore, and the version in the NuGet package supports both docking and multiple viewports by default. It recovers if the windows is dragged back into the main viewport. jpg, 20,123 bytes) This is generally done in two steps: Load image from the disk into RAM. To use it, need to add some line in your ImGui initialization: ImGuiIO& io = ImGui::GetIO(); ( void )io; Apr 4, 2019 · (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. Lets create our framebuffer and bind it. Jul 13, 2020 · Go thru all main windows and render your normal stuff followed by ImGui::SetCurrentViewport(nullptr, (ImGuiViewportP*) imgui_impl_glfw->viewport); and then do your ImGui begin/text etc. The loop goes through the viewport array from front to back. By setting manually to platform monitor index to 0, I get the Sep 22, 2020 · ocornut added the multi-viewports label on Sep 25, 2020. Copy link Jan 9, 2022 · We need to create a copy of the scene created with OpenGL and keep this copy in a buffer. h and imgui_impl_sdlrenderer. Therefore we know this. My guess is VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR. 12. 8 - it doesn't work with the 3. It seems directly related to the number of viewports, slowing down linearly with the number of windows not merged. PR to add support would be welcome. Jul 9, 2015 · 8b428e8. display (); } ImGui::SFML::Shutdown (); return 0 ; } And i would be able to get the imgui windows outside of the main sfml window but i cant. 3. Dec 19, 2019 · When a modal window is hosted within a shared viewport, everything works fine. epajarre mentioned this issue on Feb 4, 2020. And there is deformation, and blurry (UNSOLVED, I raised another issue Correctly rendered opengl scene and model in default window not at the right size and position in a imgui window. May 30, 2024 · List of legacy third-party Docking extensions (prior to official docking: LumixEngine, imguiDock, ImWindow, imgui_wm, etc. Right between ImGui::Begin() and ImGui::End() we add our framebuffer as image to the window. 85 Branch: viewport/docking. You switched accounts on another tab or window. imgui_freetype: Fixed divide by zero while handling FT_PIXEL_MODE_BGRA glyphs. Backends data should be stored inside each active context. When using the opengl3 backend with viewports enabled there is a memory leak of a couple of MB per second after dragging a window outside the main viewport. docking). At this stage, the framebuffer comes to our aid. Several advanced features (mostly in imgui_internal. Zeer1x. backends multi-viewports. 9 WIP (19083) ----- sizeof(siz Aug 7, 2019 · Add window icons to ImGui viewports #2715. 8 Branch: viewport/docking. Is there something that I can do to turn off the rounding. ocornut added a commit that referenced this issue on May 7, 2016. g. NET you are using. Oct 3, 2023 · In addition, there are still some bugs: the earth is not rendered at the center of the scene, which is should be. com/TheCherno/HazelInstagram https://instagram. I'm using the multi-viewport feature. Renamed ImGuiState -> ImGuiContext ( #586, #269) 7b9c0a5. Multiple host viewports #3012. Jan 18, 2019 · I haven't tried this but I would start by making an ImGuiContext for each and initialising with the GLFWwindow per gui context. When I expand these windows and view their content, it slows down only a slight bit more both inside and outside the merged main viewport. cpp files). On most platforms and when using C++, you should be able to use a combination of the imgui_impl_xxxx backends without modification (e. - Don't try to run the game on battery power, ensure high performance power settings so the laptop doesn't dip to integrated graphics, hardware-accelerated gpu scheduling, etc. The problem is because the ImGuiViewportP::PlatformMonitor is never set for the main viewport and uses the default value -1. It should be fixed now, there is some validation errors when rapidly resizing, but I think its because the validation layer is getting a different extent in time than what imgui swapchain queried for. ConfigViewportsNoTaskBarIcon is set to true. It is worth noting the I do compile with /std:c++latest, /std:c17, and /utf-8. I honestly don't know why, but the ordering matters: First we render the ImGui window and then we render our triangle. cpp of the examples/ application and the platform and renderer example bindings (e. I am also not particularly happy with how some aspects of the code are current implemented, and considering to maybe rewrite all of docking from scratch a third time! Dec 29, 2020 · (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. I hope the gif illustrates the sort of Jun 15, 2021 · (unmodified imgui_impl_xxx. rs crate page MIT OR Apache-2. ocornut added the docking label on Nov 30, 2023. You can figure out the size for the texture with ImGui::GetContentRegionAvail() I wish to create a dockspace and have a "main" window, which I wish to use as an sfml render target. I read this post and this thread. Got busy with work and school. 66 WIP Back-end file/Renderer/OS: Back-ends: imgui_impl_GLFW. github (or keep them but we don’t need them). Owner Author. cpp Compiler: MSVC2022 Operating System: XXX. Create multiple imgui context and set the current context accordingly. Nov 2, 2023 · Yes that would work. 0 I created a godot viewport to bind the texture to an imgui window, and it works perfectly fine. Now we can call our functions to create and handle a framebuffer. cpp + imgui_impl_dx11. You use a render texture as the target and then use ImGui::Image to display it. cpp. begincombo or tooltips) will have the grey modal shade covering them. ocornut changed the title Secondary viewport windows minimize and maximize buttons Standalone viewports windows: minimize and maximize buttons on Sep 25, 2020. Both of them are working, but when I try to put an ImGui Window over a GLFW Window, the ImGui window disappear. Aug 12, 2020 · Two of these viewports display OpenGl content from different angles and are interacting with mouse. cpp and Oct 29, 2022 · TL;DR: Adding multi-viewport support to imgui_impl_sdlrenderer requires disabling user texture support, dirty hacks, or changes to SDL. Closed. You signed out in another tab or window. This means that the main viewport (index 0) will be destroyed first. I'm looking to accomplish a similar behavior to #717 but for Viewports. However, it returns the value 1. ImGui does not provide a CMakeLists. Jun 20, 2022 · I figured it out. 我 Sep 21, 2020 · I finally figured out how to implement imgui and I honestly feel really stupid now because it's ridiculously easy. In retained mode, you have two sources of truth: the game logic (model), and the GUI (view). You can’t perform that action at this time. imgui_impl_win32. Combining multiple-imgui context + multiple-viewports is going to be guaranteed maximum confusion and I would advise against doing both together. Imgui. dx11 win32 ** i want make a transparence windows use muti viewports, but nobackground cut no ice, when window in outside Feb 2, 2024 · ImGui::RenderPlatformWindowsDefault (); # endif. Assignees. 如果将窗口拖出界面，自动生成了第二个窗口，那么GetWindowPos将取到（0，0）这个位置，渲染结果更加不对。. Mar 3, 2019 · Patreon https://patreon. Any idea? Feb 27, 2021 · This video is an overview and introduction to a Modern OpenGL C++ application with an ImGUI docking user interface. h", #include "imgui_impl_dx11. I would start in Metrics try browsing under Windows and see if the window size matches the newly extracted Viewport size (here it appears as 401,346 when extracted). Immediate mode 3D gizmo for scene editing and other controls based on Dear Imgui - CedricGuillemet/ImGuizmo Oct 24, 2020 · For the viewport feature to be enabled, the rendering code needs to be updated with support for it, because it needs to know how to do things like create multiple OS windows and render different things to each of them. Copy the produced binaries (cimgui. Unzip it as a imgui/ directory, remove examples, doc and . Reducing unnecessary casts of ImGuiViewportP* Metrics: readded root Drawlists node in metrics to match master. I believe the way t solve it would be to create a temporary, front-most, transparent viewport to render those elements (which would requires to expand on the work #2766 (see other linked issues). (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. In this example, we'll decompress the image into RGBA a image. My Issue/Question: I have enabled SRGB framebuffer by calling glEnable(GL_FRAMEBUFFER_SRGB); when creating the default window context. Dragging the ImGui viewport back into the bounds of the GLFW window allows the normal performance to continue immediately. ConfigFlags & ImGuiConfigFlags_ViewportsEnable returns 0 and I see that the comment for ImGuiConfigFlags_ViewportsEnable says: Edit: I added those flags in imgui-SFML. I can reproduce with both example_sdl_opengl3 and example_glfw_opengl3. Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies - imgui/docs/FAQ. dylib) into your application. Here's a quick video showing a simple demo Jun 29, 2023 · I've made a bit of (maybe) progress - in that I can now make the main viewport transparent - but it doesn't work for single-window viewports BTW the following requires GLFW 3. This because is still in development (advanced!) phase, but is very (very!) stable (mostly in Windows). My Issue/Question: Im working on implementing docking for my SDL Windows based on OpenGL. Aug 8, 2023 · but cannot call ImGui_ImplSDL2_InitForOpenGL ( window , gl_context ) ; twice? If you want to call this twice you need to create 2 imgui context ImGui::CreateContext() and change context with ImGui::SetCurrentContext(). Since you need to be altering a global to change imgui context you may be altering multiple globals. I am finding that while I can drag the windows anywhere on my primary monitor (where EQ is running), when I try to drag onto my second monitor, I can drag most of the window over, but the last sliver is Jun 15, 2022 · Back-ends: imgui_impl_opengl3. One approach would be to keep each platform window completely indepenent and give it its own ImGui context, without using If there is no interest in coupling the whole imgui stuff to opentk itself, could be of use to get only the windowing features on top of glfw for docking and viewports windowing functionality. 👍 1. Generic texture mapping for use by renderers. * Viewports: Moved in own section of imgui. It could be that disabling OS decoration is confusing some code trying to obtain the client area of the platform window. h), such as tight interaction with native multi-viewports, or the DockBuilder are still expecting api changes. ) Assuming this means ImGui_ImplWin32_InitPlatformInterface() is only called if the _Enable flags are already set, that would push us further toward the Nov 15, 2018 · If you have multiple imgui contexts you need to use ImGui::SetCurrentContext() to change it. The Veldrid example project in the docking branch here has been updated with support for multiple viewports, but it hasn't yet Mar 30, 2023 · ocornut commented on Mar 30, 2023. Oct 25, 2019 · (ocornut#3733) * Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept) Use GetMainViewport() if stuck. dll, libcimgui. Dec 23, 2020 · Using multiple viewports leads to pretty drastic slowdown when you have lots of little windows. 79 Branch: docking Back-ends: imgui_impl_vulkan. 87 new IO event queue API #4921 PR Details Viewports support for VL. cpp + imgui_impl_glfw. Apr 25, 2022 · I set up glfw, then I added ImGui. Labels. You would probably need to create a unique Imgui context and share Apr 4, 2023 · For me, clicking on the menu bar in both cases refocuses the last ImGui viewport, clicking the center of the window clears ImGui focus, and clicking the title bar focuses the main window and keeps any previous ImGui viewport's focus. I made a Custom Windows Titlebar in ImGui #6951. bj vv ip jt rn he ra ka ka wl