Standardize Sphinx documentation and add doxygen integration via doxysphinx

.Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = "RPP"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "V1.3.0"
+PROJECT_NUMBER         = "V1.5.0"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

.github/dependabot.yml

@@ -6,14 +6,14 @@
 version: 2
 updates:
   - package-ecosystem: "pip" # See documentation for possible values
-    directory: "/docs/.sphinx" # Location of package manifests
+    directory: "/docs/sphinx" # Location of package manifests
     open-pull-requests-limit: 10
     schedule:
       interval: "daily"
     target-branch: "develop"
     labels:
       - "documentation"
       - "dependencies"
-      - "noCI"
+      - "ci:docs-only"
     reviewers:
       - "samjwu"

.readthedocs.yaml

@@ -10,11 +10,9 @@ formats: [htmlzip, pdf, epub]
 
 python:
    install:
-   - requirements: docs/.sphinx/requirements.txt
+   - requirements: docs/sphinx/requirements.txt
 
 build:
-   os: ubuntu-20.04
+   os: ubuntu-22.04
    tools:
       python: "3.8"
-   apt_packages:
-     - "doxygen"

README.md

@@ -28,10 +28,10 @@ AMD ROCm Performance Primitives (**RPP**) library is a comprehensive high-perfor
 
 Run the steps below to build documentation locally.
 
-* sphinx documentation
+* Sphinx documentation
 ```bash
 cd docs
-pip3 install -r .sphinx/requirements.txt
+pip3 install -r sphinx/requirements.txt
 python3 -m sphinx -T -E -b html -d _build/doctrees -D language=en . _build/html
 ```
 

docs/.gitignore

@@ -0,0 +1,3 @@
+doxygen/html/
+doxygen/latex/
+doxygen/xml/

docs/conf.py

@@ -26,13 +26,32 @@
 # list see the documentation:
 # https://www.sphinx-doc.org/en/master/usage/configuration.html
 
+import re
+
 from rocm_docs import ROCmDocs
 
+with open('../CMakeLists.txt', encoding='utf-8') as f:
+    match = re.search(r'.*\bset\(VERSION\s+\"?([0-9.]+)[^0-9.]+', f.read())
+    if not match:
+        raise ValueError("VERSION not found!")
+    version_number = match[1]
+left_nav_title = f"RPP {version_number} Documentation"
+
+# for PDF output on Read the Docs
+project = "RPP Documentation"
+author = "Advanced Micro Devices, Inc."
+copyright = "Copyright (c) 2023 Advanced Micro Devices, Inc. All rights reserved."
+version = version_number
+release = version_number
+
+external_toc_path = "./sphinx/_toc.yml"
+
+docs_core = ROCmDocs(left_nav_title)
+docs_core.run_doxygen(doxygen_root="doxygen", doxygen_path="doxygen/xml")
+docs_core.enable_api_reference()
+docs_core.setup()
 
 external_projects_current_project = "rpp"
 
-docs_core = ROCmDocs("RPP Documentation")
-docs_core.setup()
-
 for sphinx_var in ROCmDocs.SPHINX_VARS:
     globals()[sphinx_var] = getattr(docs_core, sphinx_var)