AcademySoftwareFoundation · pbergeron-adsk · Nov 25, 2025 · Nov 25, 2025 · Nov 26, 2025 · Nov 28, 2025
@@ -39,4 +39,6 @@ session_manager.mu
 # See maya_tools.mu.in
 maya_tools.mu
 # See rvnuke_mode.mu.in
-rvnuke_mode.mu
+rvnuke_mode.mu
+# see generate_about_rv.py
+about_rv.cpp
@@ -52,19 +52,12 @@ EXTERNALPROJECT_ADD(
   URL_MD5 ${_download_hash}
   DOWNLOAD_NAME ${_target}_${_version}.zip
   DOWNLOAD_DIR ${RV_DEPS_DOWNLOAD_DIR}
-  # Patch to fix the build issue with OpenGL-Registry
-  # Pinning the OpenGL-Registry version to a specific commit
-  # https://github.com/nigels-com/glew/issues/449
+  # Patch to fix the build issue with OpenGL-Registry Pinning the OpenGL-Registry version to a specific commit https://github.com/nigels-com/glew/issues/449
   # Also clone the required glfixes repository
-  PATCH_COMMAND 
-    cd auto && 
-    git clone https://github.com/KhronosGroup/OpenGL-Registry.git || true &&
-    cd OpenGL-Registry && 
-    git checkout a77f5b6ffd0b0b74904f755ae977fa278eac4e95 && 
-    cd .. && 
-    git clone --depth=1 --branch glew https://github.com/nigels-com/glfixes glfixes || true &&
-    touch OpenGL-Registry/.dummy &&
-    cd ..
+  PATCH_COMMAND
+    cd auto && git clone https://github.com/KhronosGroup/OpenGL-Registry.git || true && cd OpenGL-Registry && git checkout
+    a77f5b6ffd0b0b74904f755ae977fa278eac4e95 && cd .. && git clone --depth=1 --branch glew https://github.com/nigels-com/glfixes glfixes || true && touch
+    OpenGL-Registry/.dummy && cd ..
   CONFIGURE_COMMAND cd auto && ${_make_command} && cd .. && ${_make_command}
   BUILD_COMMAND ${_make_command} -j${_cpu_count} GLEW_DEST=${_install_dir}
   INSTALL_COMMAND ${_make_command} install LIBDIR=${_lib_dir} GLEW_DEST=${_install_dir}

@@ -42,7 +42,7 @@ ENDIF()
 
 IF(RV_TARGET_WINDOWS)
   SET(_libpath
-    ${_bin_dir}/${_libname}
+      ${_bin_dir}/${_libname}
   )
 ELSE()
   SET(_libpath
@@ -103,20 +103,19 @@ EXTERNALPROJECT_ADD(
   USES_TERMINAL_DOWNLOAD TRUE
 )
 
-SET(_qt_location 
-  ${RV_DEPS_QT_LOCATION}
+SET(_qt_location
+    ${RV_DEPS_QT_LOCATION}
 )
-SET(_find_qt_version 
-  "Qt${RV_DEPS_QT_MAJOR}"
+SET(_find_qt_version
+    "Qt${RV_DEPS_QT_MAJOR}"
 )
 IF(NOT _qt_location)
-  SET(_qt_major 
-    ${RV_DEPS_QT_MAJOR}
+  SET(_qt_major
+      ${RV_DEPS_QT_MAJOR}
   )
   MESSAGE(FATAL_ERROR "Qt is not found in path \"${_qt_location}\". Please provide -DRV_DEPS_QT_LOCATION=<path> to CMake.")
 ENDIF()
 
-
 SET(_patch_command_for_imgui
     patch -p1 < ${CMAKE_CURRENT_SOURCE_DIR}/patch/imgui_cpp_h.patch
 )
@@ -133,8 +132,8 @@ EXTERNALPROJECT_ADD(
     ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/imgui/CMakeLists.txt ${CMAKE_BINARY_DIR}/${_target}/src/CMakeLists.txt && ${CMAKE_COMMAND} -E
     copy_directory ${CMAKE_BINARY_DIR}/${_target}/deps/implot ${CMAKE_BINARY_DIR}/${_target}/src/implot && ${CMAKE_COMMAND} -E copy_directory
     ${CMAKE_BINARY_DIR}/${_target}/deps/imgui-backend-qt/backends ${CMAKE_BINARY_DIR}/${_target}/src/backends && ${CMAKE_COMMAND} -E copy_directory
-    ${CMAKE_BINARY_DIR}/${_target}/deps/imgui-node-editor ${CMAKE_BINARY_DIR}/${_target}/src/imgui-node-editor 
-    && ${_patch_command_for_imgui_backend_qt} && ${_patch_command_for_imgui}
+    ${CMAKE_BINARY_DIR}/${_target}/deps/imgui-node-editor ${CMAKE_BINARY_DIR}/${_target}/src/imgui-node-editor && ${_patch_command_for_imgui_backend_qt} &&
+    ${_patch_command_for_imgui}
   CONFIGURE_COMMAND ${CMAKE_COMMAND} ${_configure_options} -DFIND_QT_VERSION=${_find_qt_version} -DCMAKE_PREFIX_PATH=${_qt_location}/lib/cmake
   BUILD_COMMAND ${_cmake_build_command}
   INSTALL_COMMAND ${_cmake_install_command}
@@ -174,3 +173,9 @@ TARGET_INCLUDE_DIRECTORIES(
 )
 
 LIST(APPEND RV_DEPS_LIST imgui::imgui)
+
+# Set version for about dialog
+SET(RV_DEPS_IMGUI_VERSION
+    ${_version}
+    CACHE INTERNAL "" FORCE
+)
@@ -13,34 +13,32 @@ SET(_opentimelineio_target
 )
 
 SET(_pyside_target
-  "${RV_DEPS_PYSIDE_TARGET}"
+    "${RV_DEPS_PYSIDE_TARGET}"
 )
 
 SET(_python3_version
     "${RV_DEPS_PYTHON_VERSION}"
 )
-string(REPLACE "." ";" _python_version_list "${_python3_version}")
-
-list(GET _python_version_list 0 PYTHON_VERSION_MAJOR)
-list(GET _python_version_list 1 PYTHON_VERSION_MINOR)
-list(GET _python_version_list 2 PYTHON_VERSION_PATCH)
+STRING(REPLACE "." ";" _python_version_list "${_python3_version}")
 
+LIST(GET _python_version_list 0 PYTHON_VERSION_MAJOR)
+LIST(GET _python_version_list 1 PYTHON_VERSION_MINOR)
+LIST(GET _python_version_list 2 PYTHON_VERSION_PATCH)
 
 SET(RV_DEPS_PYTHON_VERSION_SHORT
     "${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}"
 )
 
-# This version is used for generating src/build/requirements.txt from requirements.txt.in template
-# All platforms install OpenTimelineIO from git to ensure consistent source builds.
+# This version is used for generating src/build/requirements.txt from requirements.txt.in template All platforms install OpenTimelineIO from git to ensure
+# consistent source builds.
 SET(_opentimelineio_version
     "${RV_DEPS_OTIO_VERSION}"
 )
 
-SET(_pyside_version 
+SET(_pyside_version
     "${RV_DEPS_PYSIDE_VERSION}"
 )
-# Construct the full git URL for pip to use in requirements.txt
-# Using this avoids @ symbol conflicts in CONFIGURE_FILE
+# Construct the full git URL for pip to use in requirements.txt Using this avoids @ symbol conflicts in CONFIGURE_FILE
 SET(_opentimelineio_pip_url
     "git+https://github.com/AcademySoftwareFoundation/OpenTimelineIO@v${_opentimelineio_version}#egg=OpenTimelineIO"
 )
@@ -49,7 +47,7 @@ SET(_python3_download_url
     "https://github.com/python/cpython/archive/refs/tags/v${_python3_version}.zip"
 )
 
-SET(_python3_download_hash 
+SET(_python3_download_hash
     "${RV_DEPS_PYTHON_DOWNLOAD_HASH}"
 )
 
@@ -62,11 +60,11 @@ SET(_opentimelineio_git_tag
 )
 
 SET(_pyside_archive_url
-  "${RV_DEPS_PYSIDE_ARCHIVE_URL}"
+    "${RV_DEPS_PYSIDE_ARCHIVE_URL}"
 )
 
-SET(_pyside_download_hash 
-  "${RV_DEPS_PYSIDE_DOWNLOAD_HASH}"
+SET(_pyside_download_hash
+    "${RV_DEPS_PYSIDE_DOWNLOAD_HASH}"
 )
 
 SET(_install_dir
@@ -79,8 +77,8 @@ SET(_build_dir
     ${RV_DEPS_BASE_DIR}/${_python3_target}/build
 )
 
-# Note: OpenTimelineIO is now installed via requirements.txt from git URL for all platforms.
-# This ensures consistent source builds across Windows, Mac, and Linux.
+# Note: OpenTimelineIO is now installed via requirements.txt from git URL for all platforms. This ensures consistent source builds across Windows, Mac, and
+# Linux.
 
 FETCHCONTENT_DECLARE(
   ${_pyside_target}
@@ -109,7 +107,6 @@ LIST(APPEND _python3_make_command ${_build_dir})
 LIST(APPEND _python3_make_command "--vfx_platform")
 LIST(APPEND _python3_make_command ${RV_VFX_CY_YEAR})
 
-
 IF(DEFINED RV_DEPS_OPENSSL_INSTALL_DIR)
   LIST(APPEND _python3_make_command "--openssl-dir")
   LIST(APPEND _python3_make_command ${RV_DEPS_OPENSSL_INSTALL_DIR})
@@ -260,11 +257,7 @@ SET(_requirements_output_file
     "${CMAKE_BINARY_DIR}/requirements.txt"
 )
 
-CONFIGURE_FILE(
-    ${_requirements_input_file}
-    ${_requirements_output_file}
-    @ONLY
-)
+CONFIGURE_FILE(${_requirements_input_file} ${_requirements_output_file} @ONLY)
 
 # OpenTimelineIO needs to be built from source with CMAKE_ARGS to ensure it uses
 # the correct custom-built Python libraries. This is required for both old and new
@@ -298,8 +291,18 @@ IF(RV_TARGET_WINDOWS)
        patch -p1 < ${CMAKE_CURRENT_SOURCE_DIR}/patch/python-${RV_DEPS_PYTHON_VERSION}/python.${RV_DEPS_PYTHON_VERSION}.get_externals.bat.patch"
   )
 
-  #TODO: Above patches are for Python 3.11.9, need to add other versions.
-  RV_VFX_SET_VARIABLE(_patch_command CY2023 "" CY2024 "${_patch_python_command}" CY2025 "${_patch_python_command}" CY2026 "")
+  # TODO: Above patches are for Python 3.11.9, need to add other versions.
+  RV_VFX_SET_VARIABLE(
+    _patch_command
+    CY2023
+    ""
+    CY2024
+    "${_patch_python_command}"
+    CY2025
+    "${_patch_python_command}"
+    CY2026
+    ""
+  )
   # Split the command into a semi-colon separated list.
   SEPARATE_ARGUMENTS(_patch_command)
   STRING(
@@ -339,10 +342,8 @@ IF(APPLE
       patch -p1 < ${CMAKE_CURRENT_SOURCE_DIR}/patch/pyopengl-accelerate.patch
   )
 
-  # TODO: pyopengl is now at 3.1.10.  
-  # Need to check if this is an improvement
-  # Still need the patch https://github.com/mcfletch/pyopengl/blob/master/accelerate/src/vbo.pyx
-  # https://github.com/mcfletch/pyopengl/compare/release-3.1.8...3.1.10
+  # TODO: pyopengl is now at 3.1.10. Need to check if this is an improvement Still need the patch
+  # https://github.com/mcfletch/pyopengl/blob/master/accelerate/src/vbo.pyx https://github.com/mcfletch/pyopengl/compare/release-3.1.8...3.1.10
   EXTERNALPROJECT_ADD(
     pyopengl_accelerate
     URL "https://github.com/mcfletch/pyopengl/archive/refs/tags/release-3.1.8.tar.gz"
@@ -387,7 +388,8 @@ IF(RV_TARGET_WINDOWS
     POST_BUILD
     COMMENT "Copying Debug Python lib as a unversionned file for Debug"
     COMMAND cmake -E copy_if_different ${_python3_implib} ${_python_release_libpath}
-    COMMAND cmake -E copy_if_different ${_python3_implib} ${_python_release_in_bin_libpath} DEPENDS ${_python3_target} ${_requirements_output_file} ${_requirements_input_file}
+    COMMAND cmake -E copy_if_different ${_python3_implib} ${_python_release_in_bin_libpath} DEPENDS ${_python3_target} ${_requirements_output_file}
+            ${_requirements_input_file}
   )
 ENDIF()
 

@@ -191,11 +191,161 @@ FOREACH(
   LIST(APPEND _sources ${outfile})
 ENDFOREACH()
 
+#
+# Generate about_rv.cpp with build information
+#
+SET(_about_rv_cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/${_target}/generated/about_rv.cpp
+)
+
+# Get compiler name
+IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+  SET(_compiler_name
+      "GCC ${CMAKE_CXX_COMPILER_VERSION}"
+  )
+ELSEIF(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+  IF(CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC")
+    SET(_compiler_name
+        "Clang-cl ${CMAKE_CXX_COMPILER_VERSION}"
+    )
+  ELSE()
+    SET(_compiler_name
+        "Clang ${CMAKE_CXX_COMPILER_VERSION}"
+    )
+  ENDIF()
+ELSEIF(MSVC)
+  SET(_compiler_name
+      "MSVC ${CMAKE_CXX_COMPILER_VERSION}"
+  )
+ELSE()
+  SET(_compiler_name
+      "${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}"
+  )
+ENDIF()
+
+# Get CXX flags
+STRING(REPLACE ";" " " _cxx_flags_str "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}}")
+
+# Get VFX platform
+IF(RV_VFX_PLATFORM)
+  SET(_vfx_platform_str
+      ${RV_VFX_PLATFORM}
+  )
+ELSE()
+  SET(_vfx_platform_str
+      "N/A"
+  )
+ENDIF()
+
+# Get build root
+GET_FILENAME_COMPONENT(_build_root ${CMAKE_BINARY_DIR} NAME)
+
+# Get platform and arch
+IF(RV_TARGET_DARWIN)
+  SET(_platform_name
+      "macOS"
+  )
+ELSEIF(RV_TARGET_LINUX)
+  SET(_platform_name
+      "Linux"
+  )
+ELSEIF(RV_TARGET_WINDOWS)
+  SET(_platform_name
+      "Windows"
+  )
+ELSE()
+  SET(_platform_name
+      ${CMAKE_SYSTEM_NAME}
+  )
+ENDIF()
+
+SET(_arch_name
+    ${CMAKE_SYSTEM_PROCESSOR}
+)
+
+# Create a JSON-like string with versions (using semicolon as separator for CMake list)
+SET(_versions_list
+    "Qt:${RV_DEPS_QT_VERSION}"
+    "CMake:${CMAKE_VERSION}"
+    "Python:${RV_DEPS_PYTHON3_VERSION}"
+    "PySide:${RV_DEPS_PYSIDE_VERSION}"
+    "Boost:${RV_DEPS_BOOST_VERSION}"
+    "Imath:${RV_DEPS_IMATH_VERSION}"
+    "OpenEXR:${RV_DEPS_OPENEXR_VERSION}"
+    "OpenImageIO:${RV_DEPS_OIIO_VERSION}"
+    "OpenColorIO:${RV_DEPS_OCIO_VERSION}"
+    "FFmpeg:${RV_DEPS_FFMPEG_VERSION}"
+    "OpenSSL:${RV_DEPS_OPENSSL_VERSION}"
+    "GLEW:${RV_DEPS_GLEW_VERSION_LIB}"
+    "spdlog:${RV_DEPS_SPDLOG_VERSION}"
+    "yaml-cpp:${RV_DEPS_YAML_CPP_VERSION}"
+    "zlib:${RV_DEPS_ZLIB_VERSION}"
+    "dav1d:${RV_DEPS_DAV1D_VERSION}"
+    "jpegturbo:${RV_DEPS_JPEGTURBO_VERSION}"
+    "png:${RV_DEPS_PNG_VERSION}"
+    "tiff:${RV_DEPS_TIFF_VERSION}"
+    "webp:${RV_DEPS_WEBP_VERSION}"
+    "openjpeg:${RV_DEPS_OPENJPEG_VERSION}"
+    "openjph:${RV_DEPS_OPENJPH_VERSION}"
+    "raw:${RV_DEPS_RAW_VERSION}"
+    "gc:${RV_DEPS_GC_VERSION}"
+    "aja:${RV_DEPS_AJA_VERSION}"
+    "bmd:${RV_DEPS_BMD_VERSION}"
+    "imgui:${RV_DEPS_IMGUI_VERSION}"
+    "numpy:$ENV{RV_DEPS_NUMPY_VERSION}"
+    "otio:${RV_DEPS_OTIO_VERSION}"
+)
+
+# Add commercial RV-specific SDK versions if they exist
+IF(DEFINED RV_DEPS_PRORES_VERSION
+   AND RV_DEPS_PRORES_VERSION
+)
+  LIST(APPEND _versions_list "prores:${RV_DEPS_PRORES_VERSION}")
+ENDIF()
+IF(DEFINED RV_DEPS_R3DSDK_VERSION
+   AND RV_DEPS_R3DSDK_VERSION
+)
+  LIST(APPEND _versions_list "r3dsdk:${RV_DEPS_R3DSDK_VERSION}")
+ENDIF()
+IF(DEFINED RV_DEPS_ARRIRAW_VERSION
+   AND RV_DEPS_ARRIRAW_VERSION
+)
+  LIST(APPEND _versions_list "arriraw:${RV_DEPS_ARRIRAW_VERSION}")
+ENDIF()
+IF(DEFINED RV_DEPS_X264_VERSION
+   AND RV_DEPS_X264_VERSION
+)
+  LIST(APPEND _versions_list "x264:${RV_DEPS_X264_VERSION}")
+ENDIF()
+
+STRING(REPLACE ";" "," _versions_str "${_versions_list}")
+
+ADD_CUSTOM_COMMAND(
+  OUTPUT ${_about_rv_cpp}
+  COMMAND
+    python3 ${CMAKE_CURRENT_SOURCE_DIR}/generate_about_rv.py ${_about_rv_cpp} "${_compiler_name}" "${CMAKE_BUILD_TYPE}" "${_cxx_flags_str}"
+    "${_vfx_platform_str}" "${_build_root}" "${_platform_name}" "${_arch_name}" "${RV_UI_APPLICATION_NAME}" "${_versions_str}" "${RV_GIT_COMMIT_SHORT_HASH}"
+  DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/generate_about_rv.py
+  COMMENT "Generating about_rv.cpp with build information"
+  VERBATIM
+)
+
+# Create explicit target to ensure about_rv.cpp is generated before RvCommon builds
+ADD_CUSTOM_TARGET(
+  generate_about_rv_cpp
+  DEPENDS ${_about_rv_cpp}
+)
+
+LIST(APPEND _sources ${_about_rv_cpp})
+
 ADD_LIBRARY(
   ${_target} STATIC
   ${_sources} qrc/RvCommon.qrc
 )
 
+# Ensure about_rv.cpp is generated before building RvCommon
+ADD_DEPENDENCIES(${_target} generate_about_rv_cpp)
+
 # Need that with Qt6 since the code for this target does not support unicode correctly.
 IF(RV_TARGET_WINDOWS
    AND RV_VFX_PLATFORM STRGREATER_EQUAL CY2024