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.github/workflows/build.yml
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4
.github/workflows/build.yml
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@ -489,12 +489,12 @@ jobs:
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popd
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make -C examples/example_sdl2_opengl3 -f Makefile.emscripten
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- name: Build example_emscripten_wgpu
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- name: Build example_glfw_wgpu
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run: |
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pushd emsdk-master
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source ./emsdk_env.sh
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popd
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make -C examples/example_emscripten_wgpu -f Makefile.emscripten
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make -C examples/example_glfw_wgpu -f Makefile.emscripten
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Android:
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runs-on: ubuntu-22.04
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5
.gitignore
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5
.gitignore
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@ -40,10 +40,9 @@ examples/*.o.tmp
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examples/*.out.js
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examples/*.out.wasm
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examples/example_glfw_opengl3/web/*
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examples/example_glfw_wgpu/web/*
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examples/example_glfw_wgpu/external/*
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examples/example_sdl2_opengl3/web/*
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examples/example_emscripten_wgpu/web/*
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## Dawn build dependencies
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examples/example_emscripten_wgpu/external/*
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## JetBrains IDE artifacts
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.idea
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@ -751,7 +751,7 @@ bool ImGui_ImplWGPU_Init(ImGui_ImplWGPU_InitInfo* init_info)
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// Create buffers with a default size (they will later be grown as needed)
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bd->pFrameResources = new FrameResources[bd->numFramesInFlight];
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for (int i = 0; i < bd->numFramesInFlight; i++)
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for (unsigned int i = 0; i < bd->numFramesInFlight; i++)
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{
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FrameResources* fr = &bd->pFrameResources[i];
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fr->IndexBuffer = nullptr;
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@ -79,14 +79,14 @@ List of Renderer Backends:
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imgui_impl_sdlrenderer2.cpp ; SDL_Renderer (optional component of SDL2 available from SDL 2.0.18+)
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imgui_impl_sdlrenderer3.cpp ; SDL_Renderer (optional component of SDL3 available from SDL 3.0.0+)
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imgui_impl_vulkan.cpp ; Vulkan
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imgui_impl_wgpu.cpp ; WebGPU
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imgui_impl_wgpu.cpp ; WebGPU (web and desktop)
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List of high-level Frameworks Backends (combining Platform + Renderer):
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imgui_impl_allegro5.cpp
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Emscripten is also supported!
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The SDL+GL, GLFW+GL and SDL+WebGPU examples are all ready to build and run with Emscripten.
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The SDL+GL, GLFW+GL and GLFW+WebGPU examples are all ready to build and run with Emscripten.
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### Backends for third-party frameworks, graphics API or other languages
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@ -51,6 +51,7 @@ Other changes:
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- Backends: SDL3: Fixed text inputs. Re-enable calling SDL_StartTextInput()/SDL_StopTextInput()
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as SDL3 no longer enables it by default. (#7452, #6306, #6071, #1953) [@Green-Sky]
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- Examples: GLFW+WebGPU: Added support for WebGPU-native/Dawn (#7435, #7132) [@eliasdaler, @Zelif]
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- Examples: GLFW+WebGPU: Renamed example_emscripten_wgpu/ to example_glfw_wgpu/. (#7435, #7132)
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-----------------------------------------------------------------------
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@ -104,8 +104,8 @@ OSX + OpenGL2 example. <BR>
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(NB: imgui_impl_osx.mm is currently not as feature complete as other platforms backends.
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You may prefer to use the GLFW Or SDL backends, which will also support Windows and Linux.)
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[example_emscripten_wgpu/](https://github.com/ocornut/imgui/blob/master/examples/example_emscripten_wgpu/) <BR>
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Emcripten + GLFW + WebGPU example. <BR>
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[example_glfw_wgpu/](https://github.com/ocornut/imgui/blob/master/examples/example_glfw_wgpu/) <BR>
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GLFW + WebGPU example. Supports Emscripten (web) or Dawn (desktop) <BR>
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= main.cpp + imgui_impl_glfw.cpp + imgui_impl_wgpu.cpp
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Note that the 'example_glfw_opengl3' and 'example_sdl2_opengl3' examples also supports Emscripten!
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@ -3,8 +3,8 @@
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# 2. cmake -B build -DIMGUI_DAWN_DIR=dawn
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# 3. cmake --build build
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# The resulting binary will be found at one of the following locations:
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# * build/Debug/example_emscripten_wgpu[.exe]
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# * build/example_emscripten_wgpu[.exe]
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# * build/Debug/example_glfw_wgpu[.exe]
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# * build/example_glfw_wgpu[.exe]
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# Building for Emscripten:
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# 1. Install Emscripten SDK following the instructions: https://emscripten.org/docs/getting_started/downloads.html
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@ -14,7 +14,7 @@
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# 4. emrun build/index.html
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cmake_minimum_required(VERSION 3.10.2)
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project(imgui_example_emscripten_wgpu C CXX)
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project(imgui_example_glfw_wgpu C CXX)
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Debug CACHE STRING "" FORCE)
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@ -61,7 +61,7 @@ else()
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set(LIBRARIES webgpu_dawn webgpu_cpp webgpu_glfw glfw)
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endif()
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add_executable(example_emscripten_wgpu
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add_executable(example_glfw_wgpu
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main.cpp
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# backend files
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${IMGUI_DIR}/backends/imgui_impl_glfw.cpp
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@ -73,16 +73,16 @@ add_executable(example_emscripten_wgpu
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${IMGUI_DIR}/imgui_tables.cpp
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${IMGUI_DIR}/imgui_widgets.cpp
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)
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target_include_directories(example_emscripten_wgpu PUBLIC
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target_include_directories(example_glfw_wgpu PUBLIC
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${IMGUI_DIR}
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${IMGUI_DIR}/backends
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)
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target_link_libraries(example_emscripten_wgpu PUBLIC ${LIBRARIES})
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target_link_libraries(example_glfw_wgpu PUBLIC ${LIBRARIES})
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# Emscripten settings
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if(EMSCRIPTEN)
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target_link_options(example_emscripten_wgpu PRIVATE
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target_link_options(example_glfw_wgpu PRIVATE
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"-sUSE_WEBGPU=1"
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"-sUSE_GLFW=3"
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"-sWASM=1"
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@ -92,9 +92,9 @@ if(EMSCRIPTEN)
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"-sDISABLE_EXCEPTION_CATCHING=1"
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"-sNO_FILESYSTEM=1"
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)
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set_target_properties(example_emscripten_wgpu PROPERTIES OUTPUT_NAME "index")
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set_target_properties(example_glfw_wgpu PROPERTIES OUTPUT_NAME "index")
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# copy our custom index.html to build directory
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add_custom_command(TARGET example_emscripten_wgpu POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different "${CMAKE_CURRENT_LIST_DIR}/web/index.html" $<TARGET_FILE_DIR:example_emscripten_wgpu>
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add_custom_command(TARGET example_glfw_wgpu POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different "${CMAKE_CURRENT_LIST_DIR}/web/index.html" $<TARGET_FILE_DIR:example_glfw_wgpu>
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)
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endif()
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@ -6,7 +6,7 @@
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- You may also refer to our [Continuous Integration setup](https://github.com/ocornut/imgui/tree/master/.github/workflows) for Emscripten setup.
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- Then build using `make -f Makefile.emscripten` while in the `example_emscripten_wgpu/` directory.
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- Then build using `make -f Makefile.emscripten` while in the `example_glfw_wgpu/` directory.
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- Requires recent Emscripten as WGPU is still a work-in-progress API.
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@ -18,7 +18,7 @@ To run on a local machine:
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- Otherwise, generally you will need a local webserver:
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- Quoting [https://emscripten.org/docs/getting_started](https://emscripten.org/docs/getting_started/Tutorial.html#generating-html):<br>
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_"Unfortunately several browsers (including Chrome, Safari, and Internet Explorer) do not support file:// [XHR](https://emscripten.org/docs/site/glossary.html#term-xhr) requests, and can’t load extra files needed by the HTML (like a .wasm file, or packaged file data as mentioned lower down). For these browsers you’ll need to serve the files using a [local webserver](https://emscripten.org/docs/getting_started/FAQ.html#faq-local-webserver) and then open http://localhost:8000/hello.html."_
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- Emscripten SDK has a handy `emrun` command: `emrun web/example_emscripten_opengl3.html --browser firefox` which will spawn a temporary local webserver (in Firefox). See https://emscripten.org/docs/compiling/Running-html-files-with-emrun.html for details.
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- Emscripten SDK has a handy `emrun` command: `emrun web/example_glfw_wgpu.html --browser firefox` which will spawn a temporary local webserver (in Firefox). See https://emscripten.org/docs/compiling/Running-html-files-with-emrun.html for details.
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- You may use Python 3 builtin webserver: `python -m http.server -d web` (this is what `make serve` uses).
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- You may use Python 2 builtin webserver: `cd web && python -m SimpleHTTPServer`.
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- If you are accessing the files over a network, certain browsers, such as Firefox, will restrict Gamepad API access to secure contexts only (e.g. https only).
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"/>
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<title>Dear ImGui Emscripten+WebGPU example</title>
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<title>Dear ImGui Emscripten+GLFW+WebGPU example</title>
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<style>
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body { margin: 0; background-color: black }
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.emscripten {
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