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1cmake_policy(SET CMP0048 NEW)
2# Set this policy to allow gfxstream to modify the passed in targets like
3# ${GFXSTREAM_HOST_COMMON_LIB}.
4cmake_policy(SET CMP0079 NEW)
5get_directory_property(hasParent PARENT_DIRECTORY)
6if(NOT hasParent)
7    project(gfx-streaming-kit)
8endif()
9cmake_minimum_required(VERSION 3.18)
10
11option(ENABLE_VKCEREAL_TESTS "Enable building vulkan-cereal unittests" OFF)
12option(BUILD_ASAN_WIN32 "Build with ASAN on Windows platform" OFF)
13
14set(VALID_DEPENDENCY_RESOLUTION AOSP SYSTEM DOWNLOAD)
15set(DEPENDENCY_RESOLUTION "AOSP"  CACHE STRING "\
16How to resolve the dependencies. Currently there are 3 options: AOSP, SYSTEM and DOWNLOAD. AOSP \
17will assume the repo is checked out in an Android tree, and find the dependencies through \
18relative paths. SYSTEM will use the cmake find_package to identify the package. DOWNLOAD will use \
19CMake FetchContent to download the dependencies from the AOSP tree.\
20")
21set_property(CACHE DEPENDENCY_RESOLUTION PROPERTY STRINGS ${VALID_DEPENDENCY_RESOLUTION})
22if(NOT DEPENDENCY_RESOLUTION IN_LIST VALID_DEPENDENCY_RESOLUTION)
23    message(FATAL_ERROR "DEPENDENCY_RESOLUTION must be one of ${VALID_DEPENDENCY_RESOLUTION}.")
24endif()
25
26option(BUILD_STANDALONE "Build with standalone implementations of base/host-common libraries" ON)
27if (BUILD_STANDALONE)
28    # These libraries may be changed in non-standalone builds to inject another implementation of
29    # these APIs.
30    set(GFXSTREAM_BASE_LIB aemu-base)
31    set(GFXSTREAM_HOST_COMMON_LIB aemu-host-common)
32endif()
33
34option(BUILD_GRAPHICS_DETECTOR "Build the graphics detector utility" OFF)
35
36if (WIN32)
37    add_definitions("-DUNICODE -D_UNICODE -DNOMINMAX -DEMUGL_BUILD -DVK_USE_PLATFORM_WIN32_KHR -DBUILDING_EMUGL_COMMON_SHARED")
38endif()
39
40option(VIRGL_RENDERER_UNSTABLE_APIS "Use unstable virglrenderer APIs" ON)
41if(VIRGL_RENDERER_UNSTABLE_APIS)
42    add_definitions(-DVIRGL_RENDERER_UNSTABLE_APIS)
43endif()
44
45add_definitions(-DGFXSTREAM_ENABLE_HOST_GLES=1)
46
47option(ASTC_CPU_DECODING "Enable decoding ASTC textures on the CPU" OFF)
48
49# For now the caller of the cmake script is responsible to create the angle_shader_translator
50# target.
51option(USE_ANGLE_SHADER_PARSER "Build with ANGLE shader parser." OFF)
52
53option(WITH_BENCHMARK "Builds benchmarking code" OFF)
54
55if(UNIX AND NOT APPLE AND NOT QNX)
56    set(LINUX TRUE)
57endif()
58
59find_package(Threads)
60include(ExternalProject)
61include(FetchContent)
62set(FETCHCONTENT_QUIET FALSE)
63
64include(GoogleTest)
65enable_testing()
66# Disable test discovery after build.
67# By default, `gtest_discover_tests()` adds a post-build step to run the test executables in order to discover the test
68# targets. This is problematic in some build environments. (for example: if cross-compiling)
69set(CMAKE_GTEST_DISCOVER_TESTS_DISCOVERY_MODE "PRE_TEST")
70
71# set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
72set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
73set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
74set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/distribution)
75if (WIN32)
76    SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
77else()
78    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3 -O3")
79endif()
80set(CMAKE_POSITION_INDEPENDENT_CODE ON)
81set(CMAKE_CXX_STANDARD 17)
82set(CMAKE_C_STANDARD 11)
83
84if (APPLE)
85    add_compile_definitions(VK_USE_PLATFORM_MACOS_MVK)
86elseif(QNX)
87    # TODO(jsimonot): fix build error
88    # add_compile_definitions(VK_USE_PLATFORM_SCREEN_QNX)
89elseif(UNIX)
90    # TODO(kaiyili, b/179477624): Add Linux specific Vulkan platform macro definitions
91    # Use X11 version of EGL platform specific definitions.
92    add_compile_definitions(USE_X11)
93elseif(WIN32)
94    add_compile_definitions(VK_USE_PLATFORM_WIN32_KHR)
95endif()
96
97add_compile_definitions(GLM_FORCE_RADIANS)
98add_compile_definitions(GLM_FORCE_DEFAULT_ALIGNED_GENTYPES)
99add_compile_definitions(VK_GFXSTREAM_STRUCTURE_TYPE_EXT)
100
101if (MSVC)
102    # ask msvc not to warn not secure C ISO functions
103    add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
104    # ask msvc not to warn non C ISO POSIX functions
105    add_compile_definitions(_CRT_NONSTDC_NO_DEPRECATE)
106endif()
107
108if(MSVC OR CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC")
109    # generate PDB files
110    add_link_options("/DEBUG")
111endif()
112
113# Uncomment for ASAN support
114# set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
115# set (CMAKE_LINKER_FLAGS "${CMAKE_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
116
117if (WIN32)
118    if (BUILD_ASAN_WIN32)
119        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
120        # ASAN does not work with flag /MDd, replace it with /MD
121        string(REPLACE "/MDd" "/MD" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
122        set(CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
123
124        # ASAN linker
125        # User needs to use -D ASAN_LIB_DIR:STRING=/path/to/asan_libs to add library directory
126        if (NOT DEFINED ASAN_LIB_DIR)
127            message(FATAL_ERROR "Please input ASAN library path with -D ASAN_LIB_DIR:STRING=/path/to/asan_lib_dir")
128        endif()
129        link_libraries(clang_rt.asan_dynamic-x86_64.lib clang_rt.asan_dynamic_runtime_thunk-x86_64.lib)
130        message("Linking ASAN libraries from: ${ASAN_LIB_DIR}")
131        link_directories(${ASAN_LIB_DIR})
132    endif()
133endif()
134
135set(GFXSTREAM_REPO_ROOT ${CMAKE_CURRENT_SOURCE_DIR})
136
137if(USE_ANGLE_SHADER_PARSER)
138    add_compile_definitions(USE_ANGLE_SHADER_PARSER)
139endif()
140
141if(CONFIG_AEMU)
142    include(android.cmake)
143endif()
144
145set(EXTRA_SUBDIR_TEST_INCLUDE_FILES)
146
147add_subdirectory(common)
148
149# Third party dependencies
150add_subdirectory(third-party)
151
152# Backends######################################################################
153
154add_subdirectory(utils)
155add_subdirectory(host)
156
157# Protocols and associated code generators######################################
158
159add_subdirectory(codegen)
160
161if (ENABLE_VKCEREAL_TESTS)
162    list(APPEND EXTRA_SUBDIR_TEST_INCLUDE_FILES ${CMAKE_SOURCE_DIR}/cmake/test_properties.cmake)
163endif()
164
165include(cmake/SetSubdirectorProperties.cmake)
166