# Copyright 2018 The Dawn Authors # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import("../scripts/dawn_overrides_with_defaults.gni") import("../scripts/dawn_features.gni") import("//build_overrides/build.gni") if (build_with_chromium) { import("//testing/libfuzzer/fuzzer_test.gni") } is_msvc = is_win && !is_clang ############################################################################### # Third-party dependencies needed by libdawn_native ############################################################################### # Glad config("glad_public") { include_dirs = [ "glad/include" ] } static_library("glad") { sources = [ "glad/include/KHR/khrplatform.h", "glad/include/glad/glad.h", "glad/src/glad.c", ] public_configs = [ ":glad_public" ] } # SPIRV-Cross spirv_cross_dir = dawn_spirv_cross_dir config("spirv_cross_public") { include_dirs = [ "${spirv_cross_dir}/.." ] defines = [ "SPIRV_CROSS_EXCEPTIONS_TO_ASSERTIONS" ] } static_library("spirv_cross") { public_configs = [ ":spirv_cross_public" ] if (!is_msvc) { cflags_cc = [ "-Wno-implicit-fallthrough", "-Wno-return-type", "-Wno-sign-compare", ] } sources = [ "${spirv_cross_dir}/GLSL.std.450.h", "${spirv_cross_dir}/spirv.hpp", "${spirv_cross_dir}/spirv_cfg.cpp", "${spirv_cross_dir}/spirv_cfg.hpp", "${spirv_cross_dir}/spirv_common.hpp", "${spirv_cross_dir}/spirv_cross.cpp", "${spirv_cross_dir}/spirv_cross.hpp", ] need_glsl_cross = dawn_enable_opengl is_fuzzing = false if (build_with_chromium) { is_fuzzing = use_fuzzing_engine } if (dawn_enable_d3d12 || is_fuzzing) { sources += [ "${spirv_cross_dir}/spirv_hlsl.cpp", "${spirv_cross_dir}/spirv_hlsl.hpp", ] need_glsl_cross = true } if (dawn_enable_metal || is_fuzzing) { sources += [ "${spirv_cross_dir}/spirv_msl.cpp", "${spirv_cross_dir}/spirv_msl.hpp", ] need_glsl_cross = true } if (need_glsl_cross || is_fuzzing) { sources += [ "${spirv_cross_dir}/spirv_glsl.cpp", "${spirv_cross_dir}/spirv_glsl.hpp", ] } } # An empty Vulkan target to add the include dirs and list the sources # for the header inclusion check. config("vulkan_headers_public") { include_dirs = [ "." ] } source_set("vulkan_headers") { sources = [ "vulkan/vk_platform.h", "vulkan/vulkan.h", ] public_configs = [ ":vulkan_headers_public" ] } ############################################################################### # Gtest Gmock - Handle building inside and outside of Chromium. ############################################################################### # When building outside of Chromium we need to define our own targets for GTest # and GMock. However when compiling inside of Chromium we need to reuse the # existing targets, both because Chromium has a special harness for swarming # and because otherwise the "gn check" fails. if (!build_with_chromium) { # When we aren't in Chromium we define out own targets based on the location # of the googletest repo. googletest_dir = dawn_googletest_dir config("gtest_config") { include_dirs = [ "${googletest_dir}/googletest", "${googletest_dir}/googletest/include", ] } static_library("gtest") { testonly = true sources = [ "${googletest_dir}/googletest/src/gtest-all.cc", ] public_configs = [ ":gtest_config" ] } config("gmock_config") { include_dirs = [ "${googletest_dir}/googlemock", "${googletest_dir}/googlemock/include", "${googletest_dir}/googletest/include", ] } static_library("gmock") { testonly = true sources = [ "${googletest_dir}/googlemock/src/gmock-all.cc", ] public_configs = [ ":gmock_config" ] } group("gmock_and_gtest") { testonly = true public_deps = [ ":gmock", ":gtest", ] } } else { # When we are in Chromium we reuse its targets, and also add some deps that # are needed to launch the test in swarming mode. group("gmock_and_gtest") { testonly = true public_deps = [ "//base", "//base/test:test_support", "//testing/gmock", "//testing/gtest", ] } } ############################################################################### # GLFW - good enough build targets ############################################################################### glfw_dir = dawn_glfw_dir config("glfw_public") { include_dirs = [ "${glfw_dir}/include" ] if (is_win) { defines = [ "_GLFW_WIN32" ] } if (is_mac) { defines = [ "_GLFW_COCOA" ] } if (is_linux) { defines = [ "_GLFW_X11" ] } } static_library("glfw") { public_configs = [ ":glfw_public" ] if (is_msvc) { # nonstandard extension, function/data pointer conversion in expression cflags_c = [ "/wd4152" ] } else { cflags_c = [ "-Wno-sign-compare" ] } sources = [ "${glfw_dir}/include/GLFW/glfw3.h", "${glfw_dir}/include/GLFW/glfw3native.h", "${glfw_dir}/src/context.c", "${glfw_dir}/src/egl_context.c", "${glfw_dir}/src/egl_context.h", "${glfw_dir}/src/init.c", "${glfw_dir}/src/input.c", "${glfw_dir}/src/internal.h", "${glfw_dir}/src/monitor.c", "${glfw_dir}/src/osmesa_context.c", "${glfw_dir}/src/osmesa_context.h", "${glfw_dir}/src/vulkan.c", "${glfw_dir}/src/window.c", ] libs = [] if (is_win) { sources += [ "${glfw_dir}/src/wgl_context.c", "${glfw_dir}/src/wgl_context.h", "${glfw_dir}/src/win32_init.c", "${glfw_dir}/src/win32_joystick.c", "${glfw_dir}/src/win32_joystick.h", "${glfw_dir}/src/win32_monitor.c", "${glfw_dir}/src/win32_platform.h", "${glfw_dir}/src/win32_thread.c", "${glfw_dir}/src/win32_time.c", "${glfw_dir}/src/win32_window.c", ] } if (is_linux || is_mac) { sources += [ "${glfw_dir}/src/posix_thread.c", "${glfw_dir}/src/posix_thread.h", ] } if (is_linux) { sources += [ "${glfw_dir}/src/glx_context.c", "${glfw_dir}/src/glx_context.h", "${glfw_dir}/src/linux_joystick.c", "${glfw_dir}/src/linux_joystick.h", "${glfw_dir}/src/posix_time.c", "${glfw_dir}/src/posix_time.h", "${glfw_dir}/src/x11_init.c", "${glfw_dir}/src/x11_monitor.c", "${glfw_dir}/src/x11_platform.h", "${glfw_dir}/src/x11_window.c", "${glfw_dir}/src/xkb_unicode.c", "${glfw_dir}/src/xkb_unicode.h", ] libs += [ "rt", "dl", "X11", "Xcursor", "Xinerama", "Xrandr", ] } if (is_mac) { sources += [ "${glfw_dir}/src/cocoa_init.m", "${glfw_dir}/src/cocoa_joystick.h", "${glfw_dir}/src/cocoa_joystick.m", "${glfw_dir}/src/cocoa_monitor.m", "${glfw_dir}/src/cocoa_platform.h", "${glfw_dir}/src/cocoa_time.c", "${glfw_dir}/src/cocoa_window.m", "${glfw_dir}/src/nsgl_context.h", "${glfw_dir}/src/nsgl_context.m", ] libs += [ "Cocoa.framework", "IOKit.framework", "CoreFoundation.framework", "CoreVideo.framework", ] cflags_objc = [ "-Wno-sign-compare", "-Wno-unguarded-availability", ] } } ############################################################################### # Header-only dependencies for samples ############################################################################### if (dawn_standalone) { # GLM config("glm_public_config") { include_dirs = [ "glm" ] } source_set("glm") { public_configs = [ ":glm_public_config" ] # GLM is header only but has too many files to list them. } # STB config("stb_public_config") { include_dirs = [ "stb" ] if (!is_msvc) { cflags_cc = [ "-Wno-implicit-fallthrough" ] } } source_set("stb") { public_configs = [ ":stb_public_config" ] sources = [ "stb/stb_image.h", ] } # PicoJSON config("picojson_public_config") { include_dirs = [ "." ] } source_set("picojson") { public_configs = [ ":picojson_public_config" ] sources = [ "picojson/picojson.h", ] } # Tiny glTF Loader config("tiny_gltf_loader_public_config") { include_dirs = [ "." ] } source_set("tiny_gltf_loader") { public_configs = [ ":tiny_gltf_loader_public_config" ] public_deps = [ ":picojson", ":stb", ] sources = [ "tinygltfloader/tiny_gltf_loader.h", ] } }