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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)
15set(DEPENDENCY_RESOLUTION "AOSP"  CACHE STRING "\
16How to resolve the dependencies. Currently there are 3 options: AOSP, and SYSTEM. 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.")
19set_property(CACHE DEPENDENCY_RESOLUTION PROPERTY STRINGS ${VALID_DEPENDENCY_RESOLUTION})
20if(NOT DEPENDENCY_RESOLUTION IN_LIST VALID_DEPENDENCY_RESOLUTION)
21    message(FATAL_ERROR "DEPENDENCY_RESOLUTION must be one of ${VALID_DEPENDENCY_RESOLUTION}.")
22endif()
23
24option(BUILD_STANDALONE "Build with standalone implementations of base/host-common libraries" ON)
25if (BUILD_STANDALONE)
26    # These libraries may be changed in non-standalone builds to inject another implementation of
27    # these APIs.
28    set(GFXSTREAM_BASE_LIB aemu-base)
29    set(GFXSTREAM_HOST_COMMON_LIB aemu-host-common)
30endif()
31
32option(BUILD_GRAPHICS_DETECTOR "Build the graphics detector utility" OFF)
33
34if (WIN32)
35    add_definitions("-DUNICODE -D_UNICODE -DNOMINMAX -DEMUGL_BUILD -DVK_USE_PLATFORM_WIN32_KHR -DBUILDING_EMUGL_COMMON_SHARED")
36endif()
37
38option(VIRGL_RENDERER_UNSTABLE_APIS "Use unstable virglrenderer APIs" ON)
39if(VIRGL_RENDERER_UNSTABLE_APIS)
40    add_definitions(-DVIRGL_RENDERER_UNSTABLE_APIS)
41endif()
42
43add_definitions(-DGFXSTREAM_ENABLE_HOST_GLES=1)
44
45option(ASTC_CPU_DECODING "Enable decoding ASTC textures on the CPU" OFF)
46
47option(GFXSTREAM_ENABLE_HOST_TRACING "Enable Perfetto trace events on the host" OFF)
48if(GFXSTREAM_ENABLE_HOST_TRACING)
49    add_compile_definitions(GFXSTREAM_BUILD_WITH_TRACING)
50    add_compile_definitions(GFXSTREAM_BUILD_WITH_PERFETTO_SDK)
51endif()
52
53# For now the caller of the cmake script is responsible to create the angle_shader_translator
54# target.
55option(USE_ANGLE_SHADER_PARSER "Build with ANGLE shader parser." OFF)
56
57option(WITH_BENCHMARK "Builds benchmarking code" OFF)
58
59if(UNIX AND NOT APPLE AND NOT QNX)
60    set(LINUX TRUE)
61endif()
62
63find_package(Threads)
64include(ExternalProject)
65include(FetchContent)
66set(FETCHCONTENT_QUIET FALSE)
67
68include(GoogleTest)
69enable_testing()
70# Disable test discovery after build.
71# By default, `gtest_discover_tests()` adds a post-build step to run the test executables in order to discover the test
72# targets. This is problematic in some build environments. (for example: if cross-compiling)
73set(CMAKE_GTEST_DISCOVER_TESTS_DISCOVERY_MODE "PRE_TEST")
74
75# set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
76set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
77set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
78set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/distribution)
79if (WIN32)
80    SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
81else()
82    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3 -O3")
83endif()
84set(CMAKE_POSITION_INDEPENDENT_CODE ON)
85set(CMAKE_CXX_STANDARD 17)
86set(CMAKE_C_STANDARD 11)
87
88if (APPLE)
89    add_compile_definitions(VK_USE_PLATFORM_MACOS_MVK)
90    add_compile_definitions(VK_USE_PLATFORM_METAL_EXT)
91elseif(QNX)
92    # TODO(jsimonot): fix build error
93    # add_compile_definitions(VK_USE_PLATFORM_SCREEN_QNX)
94elseif(UNIX)
95    # TODO(kaiyili, b/179477624): Add Linux specific Vulkan platform macro definitions
96    # Use X11 version of EGL platform specific definitions.
97    add_compile_definitions(USE_X11)
98elseif(WIN32)
99    add_compile_definitions(VK_USE_PLATFORM_WIN32_KHR)
100endif()
101
102add_compile_definitions(GLM_FORCE_RADIANS)
103add_compile_definitions(GLM_FORCE_DEFAULT_ALIGNED_GENTYPES)
104add_compile_definitions(VK_GFXSTREAM_STRUCTURE_TYPE_EXT)
105
106if (MSVC)
107    # ask msvc not to warn not secure C ISO functions
108    add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
109    # ask msvc not to warn non C ISO POSIX functions
110    add_compile_definitions(_CRT_NONSTDC_NO_DEPRECATE)
111endif()
112
113if(MSVC OR CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC")
114    # generate PDB files
115    add_link_options("/DEBUG")
116endif()
117
118# Uncomment for ASAN support
119# set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
120# set (CMAKE_LINKER_FLAGS "${CMAKE_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
121
122if (WIN32)
123    if (BUILD_ASAN_WIN32)
124        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
125        # ASAN does not work with flag /MDd, replace it with /MD
126        string(REPLACE "/MDd" "/MD" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
127        set(CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
128
129        # ASAN linker
130        # User needs to use -D ASAN_LIB_DIR:STRING=/path/to/asan_libs to add library directory
131        if (NOT DEFINED ASAN_LIB_DIR)
132            message(FATAL_ERROR "Please input ASAN library path with -D ASAN_LIB_DIR:STRING=/path/to/asan_lib_dir")
133        endif()
134        link_libraries(clang_rt.asan_dynamic-x86_64.lib clang_rt.asan_dynamic_runtime_thunk-x86_64.lib)
135        message("Linking ASAN libraries from: ${ASAN_LIB_DIR}")
136        link_directories(${ASAN_LIB_DIR})
137    endif()
138endif()
139
140set(GFXSTREAM_REPO_ROOT ${CMAKE_CURRENT_SOURCE_DIR})
141
142if(USE_ANGLE_SHADER_PARSER)
143    add_compile_definitions(USE_ANGLE_SHADER_PARSER)
144endif()
145
146if(CONFIG_AEMU)
147    include(android.cmake)
148endif()
149
150set(EXTRA_SUBDIR_TEST_INCLUDE_FILES)
151
152add_subdirectory(common)
153
154# Third party dependencies
155add_subdirectory(third-party)
156
157# Backends######################################################################
158
159add_subdirectory(utils)
160add_subdirectory(host)
161
162# Protocols and associated code generators######################################
163
164add_subdirectory(codegen)
165
166if (ENABLE_VKCEREAL_TESTS)
167    list(APPEND EXTRA_SUBDIR_TEST_INCLUDE_FILES ${CMAKE_SOURCE_DIR}/cmake/test_properties.cmake)
168endif()
169
170include(cmake/SetSubdirectorProperties.cmake)
171