Implement SteamAudio based on rbfx/rbfx#659

Author: eugeneko

.github/workflows/build.yml

@@ -16,6 +16,7 @@ on:
 env:
   # Common settings.
   CMAKE_VERSION: 3.21.x
+  ci_steam_audio_version: 4.7.0
   # Common paths.
   ci_source_dir: ${{ github.workspace }}/source-code
   ci_build_script: ./source-code/ci_build.sh
@@ -74,6 +75,18 @@ jobs:
           unzip ${{ env.ci_target_sdk_name }}
           mv ./SDK ./SDK-target
 
+      - name: Download Steam Audio SDK
+        uses: robinraju/release-downloader@v1.8
+        with:
+          repository: ValveSoftware/steam-audio
+          tag: v${{ env.ci_steam_audio_version }}
+          fileName: steamaudio_${{ env.ci_steam_audio_version }}.zip
+
+      - name: Unzip Steam Audio SDK
+        run: |
+          cd ${{ github.workspace }}
+          unzip steamaudio_${{ env.ci_steam_audio_version }}.zip
+
       - name: Setup cmake
         uses: jwlawson/actions-setup-cmake@v1
         with:

CMake/Modules/FindSteamAudio.cmake

@@ -0,0 +1,49 @@
+#
+# Copyright (c) 2024-2024 the rbfx project.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+
+if (NOT DEFINED STEAMAUDIO_ROOT)
+    set (STEAMAUDIO_ROOT "${CMAKE_SOURCE_DIR}/../steamaudio" CACHE PATH "Steam Audio SDK")
+endif ()
+
+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    set(ARCH x64)
+elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
+    set(ARCH x86)
+endif()
+
+set(STEAMAUDIO_FOUND TRUE)
+set(STEAMAUDIO_INCLUDE_DIRS "${STEAMAUDIO_ROOT}/include")
+if (WIN32)
+    set(STEAMAUDIO_LIBRARIES "${STEAMAUDIO_ROOT}/lib/windows-${ARCH}/phonon.lib")
+elseif (CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    set(STEAMAUDIO_LIBRARIES "${STEAMAUDIO_ROOT}/lib/linux-${ARCH}/phonon.so")
+elseif (ANDROID)
+    set(ANDROID_ABI ${ANDROID_NDK_ABI_NAME})
+    string(REPLACE "v(7|8)a" "v\\1" ANDROID_ABI "${ANDROID_ABI}")
+    set(STEAMAUDIO_LIBRARIES "${STEAMAUDIO_ROOT}/lib/android-${ANDROID_ABI}/libphonon.so")
+elseif (IOS)
+    set(STEAMAUDIO_LIBRARIES "${STEAMAUDIO_ROOT}/lib/ios/libphonon.a")
+elseif (APPLE)
+    set(STEAMAUDIO_LIBRARIES "${STEAMAUDIO_ROOT}/lib/osx/libphonon.dylib")
+else ()
+    set(STEAMAUDIO_FOUND FALSE)
+endif ()

CMakeLists.txt

@@ -1,8 +1,6 @@
 cmake_minimum_required(VERSION 3.21)
 project (Plugin.Core.SteamAudio)
 
-# Top-level plugin build is not supported yet.
-# If the plugin is only built as subdirectory, this snippet is not needed and may be discarded.
 if (PROJECT_IS_TOP_LEVEL)
     set (CMAKE_CXX_STANDARD 17)
     find_package (Urho3D REQUIRED)
@@ -11,6 +9,20 @@ endif ()
 file (GLOB SOURCE_FILES *.h *.cpp)
 add_plugin (${PROJECT_NAME} "${SOURCE_FILES}")
 
+# Link to SteamAudio
+list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake/Modules")
+find_package (SteamAudio REQUIRED)
+target_include_directories (${PROJECT_NAME} PRIVATE ${STEAMAUDIO_INCLUDE_DIRS})
+target_link_libraries (${PROJECT_NAME} PRIVATE ${STEAMAUDIO_LIBRARIES})
+
+# Copy .so and .dll files to the binary directory
+foreach (lib ${STEAMAUDIO_LIBRARIES})
+    string (REGEX REPLACE ".lib$" ".dll" lib "${lib}")
+    if ("${lib}" MATCHES ".*\\.(so|dll)" AND EXISTS "${lib}")
+        add_custom_command (TARGET ${PROJECT_NAME} POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy ${lib} $<TARGET_FILE_DIR:${PROJECT_NAME}>)
+    endif ()
+endforeach ()
+
 if (URHO3D_CSHARP)
     set (DEST_BIN_DIR_CONFIG bin)
     set (DEST_LIBRARY_DIR_CONFIG bin)