blob: 7b2193fc962d99a71be14613c469889e4c799c9d [file] [log] [blame]
# Copyright (c) 2013 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/compiler/compiler.gni")
import("//build/config/features.gni")
import("//build/config/freetype/freetype.gni")
import("//build/config/sanitizers/sanitizers.gni")
import("//printing/features/features.gni")
import("//testing/test.gni")
import("//third_party/skia/gn/shared_sources.gni")
import("//gpu/vulkan/features.gni")
if (current_cpu == "arm") {
import("//build/config/arm.gni")
}
if (current_cpu == "mipsel" || current_cpu == "mips64el") {
import("//build/config/mips.gni")
}
skia_support_gpu = !is_ios
skia_support_pdf = !is_ios && (enable_basic_printing || enable_print_preview)
declare_args() {
skia_whitelist_serialized_typefaces = false
if (enable_vulkan) {
vulkan_sdk_path = getenv("VULKAN_SDK")
}
}
# External-facing config for dependent code.
config("skia_config") {
include_dirs = [
"config",
"ext",
"//third_party/skia/include/c",
"//third_party/skia/include/config",
"//third_party/skia/include/core",
"//third_party/skia/include/effects",
"//third_party/skia/include/encode",
"//third_party/skia/include/gpu",
"//third_party/skia/include/images",
"//third_party/skia/include/lazy",
"//third_party/skia/include/pathops",
"//third_party/skia/include/pdf",
"//third_party/skia/include/pipe",
"//third_party/skia/include/ports",
"//third_party/skia/include/utils",
]
if (enable_vulkan) {
include_dirs += [ "$vulkan_sdk_path/include" ]
configs = [ "//third_party/vulkan:vulkan_config" ]
}
defines = skia_for_chromium_defines
defines += [
"SK_HAS_PNG_LIBRARY",
"SK_HAS_WEBP_LIBRARY",
]
if (!is_ios) {
defines += [ "SK_HAS_JPEG_LIBRARY" ]
}
if (enable_vulkan) {
defines += [
"SK_VULKAN_HEADER=\"../../skia/config/SkVulkanConfig.h\"",
"SK_VULKAN=1",
]
}
if (is_component_build) {
defines += [
"SKIA_DLL",
"GR_GL_IGNORE_ES3_MSAA=0",
]
}
if (skia_support_gpu) {
include_dirs += [
"//third_party/skia/src/gpu",
"//third_party/skia/src/sksl",
]
if (enable_vulkan) {
include_dirs += [ "//third_party/skia/include/gpu/vk/" ]
}
defines += [ "SK_SUPPORT_GPU=1" ]
} else {
defines += [ "SK_SUPPORT_GPU=0" ]
}
if (is_android) {
defines += [
"SK_BUILD_FOR_ANDROID",
"USE_CHROMIUM_SKIA",
]
}
if (is_mac) {
defines += [ "SK_BUILD_FOR_MAC" ]
}
if (is_win) {
defines += [ "GR_GL_FUNCTION_TYPE=__stdcall" ]
}
if (skia_whitelist_serialized_typefaces) {
defines += [ "SK_WHITELIST_SERIALIZED_TYPEFACES" ]
}
}
# Internal-facing config for Skia library code.
config("skia_library_config") {
# These include directories are only included for Skia code and are not
# exported to dependents.
include_dirs = [
"//third_party/skia/include/codec",
"//third_party/skia/include/private",
"//third_party/skia/include/client/android",
"//third_party/skia/src/codec",
"//third_party/skia/src/core",
"//third_party/skia/src/image",
"//third_party/skia/src/images",
"//third_party/skia/src/opts",
"//third_party/skia/src/pdf",
"//third_party/skia/src/ports",
"//third_party/skia/src/shaders",
"//third_party/skia/src/shaders/gradients",
"//third_party/skia/src/sfnt",
"//third_party/skia/src/utils",
"//third_party/skia/src/lazy",
"//third_party/skia/third_party/gif",
]
if (is_mac || is_ios) {
include_dirs += [ "//third_party/skia/include/utils/mac" ]
}
if (is_mac) {
include_dirs += [ "//third_party/skia/include/utils/ios" ]
}
# TODO: remove after Skia shader relocation (https://skia-review.googlesource.com/c/17927)
include_dirs += [ "//third_party/skia/src/effects/gradients" ]
defines = []
if (!is_ios && !use_system_freetype) {
defines += [ "SK_FREETYPE_MINIMUM_RUNTIME_VERSION=(((FREETYPE_MAJOR) * 0x01000000) | ((FREETYPE_MINOR) * 0x00010000) | ((FREETYPE_PATCH) * 0x00000100))" ]
}
if (is_component_build) {
defines += [ "SKIA_IMPLEMENTATION=1" ]
}
if (current_cpu == "arm") {
if (arm_use_neon) {
defines += [ "SK_ARM_HAS_NEON" ]
} else if (arm_optionally_use_neon) {
defines += [ "SK_ARM_HAS_OPTIONAL_NEON" ]
}
}
# Settings for text blitting, chosen to approximate the system browser.
if (is_linux) {
defines += [
"SK_GAMMA_EXPONENT=1.2",
"SK_GAMMA_CONTRAST=0.2",
]
} else if (is_android) {
defines += [
"SK_GAMMA_APPLY_TO_A8",
"SK_GAMMA_EXPONENT=1.4",
"SK_GAMMA_CONTRAST=0.0",
]
} else if (is_win) {
defines += [
"SK_GAMMA_SRGB",
"SK_GAMMA_CONTRAST=0.5",
]
} else if (is_mac) {
defines += [
"SK_GAMMA_SRGB",
"SK_GAMMA_CONTRAST=0.0",
]
}
if (is_android) {
defines += [
# Android devices are typically more memory constrained, so default to a
# smaller glyph cache (it may be overriden at runtime when the renderer
# starts up, depending on the actual device memory).
"SK_DEFAULT_FONT_CACHE_LIMIT=1048576", # 1024 * 1024
]
} else {
defines += [ "SK_DEFAULT_FONT_CACHE_LIMIT=20971520" ] # 20 * 1024 * 1024
}
if (is_win) {
include_dirs += [
"//third_party/skia/include/utils/win",
"//third_party/skia/src/utils/win",
]
defines += [
# On windows, GDI handles are a scarse system-wide resource so we have to
# keep the glyph cache, which holds up to 4 GDI handles per entry, to a
# fairly small size. http://crbug.com/314387
"SK_DEFAULT_FONT_CACHE_COUNT_LIMIT=256",
]
cflags = [
"/wd4244", # conversion from 'type1( __int64)' to 'type2 (unsigned int)'
"/wd4267", # conversion from 'size_t' (64 bit) to 'type'(32 bit).
"/wd4341", # signed value is out of range for enum constant.
"/wd4345", # Object is default-initialized if initialization is omitted.
"/wd4390", # ';'empty statement found in looping;is it what was intended?
"/wd4554", # 'operator' : check operator precedence for possible error
"/wd4748", # compiler will disable optimizations if a function has inline
# assembly code contains flow control(jmp or jcc) statements.
"/wd4800", # forcing value to bool 'true/false'(assigning int to bool).
]
}
}
component("skia") {
sources = [
# Chrome sources.
"config/SkUserConfig.h",
"config/sk_ref_cnt_ext_debug.h",
"config/sk_ref_cnt_ext_release.h",
"ext/SkDiscardableMemory_chrome.cc",
"ext/SkDiscardableMemory_chrome.h",
"ext/SkMemory_new_handler.cpp",
"ext/benchmarking_canvas.cc",
"ext/benchmarking_canvas.h",
"ext/convolver.cc",
"ext/convolver.h",
"ext/event_tracer_impl.cc",
"ext/event_tracer_impl.h",
"ext/fontmgr_default_android.cc",
"ext/fontmgr_default_android.h",
"ext/fontmgr_default_linux.cc",
"ext/fontmgr_default_linux.h",
"ext/fontmgr_default_win.cc",
"ext/fontmgr_default_win.h",
"ext/google_logging.cc",
"ext/image_operations.cc",
"ext/image_operations.h",
"ext/opacity_filter_canvas.cc",
"ext/opacity_filter_canvas.h",
"ext/recursive_gaussian_convolution.cc",
"ext/recursive_gaussian_convolution.h",
"ext/skia_histogram.cc",
"ext/skia_histogram.h",
"ext/skia_memory_dump_provider.cc",
"ext/skia_memory_dump_provider.h",
"ext/skia_trace_memory_dump_impl.cc",
"ext/skia_trace_memory_dump_impl.h",
"ext/skia_utils_base.cc",
"ext/skia_utils_base.h",
"ext/skia_utils_ios.h",
"ext/skia_utils_ios.mm",
"ext/skia_utils_mac.h",
"ext/skia_utils_mac.mm",
"ext/skia_utils_win.cc",
"ext/skia_utils_win.h",
]
if (!is_ios) {
sources += [
"ext/platform_canvas.cc",
"ext/platform_canvas.h",
]
}
if (!is_ios && (current_cpu == "x86" || current_cpu == "x64")) {
sources += [
"ext/convolver_SSE2.cc",
"ext/convolver_SSE2.h",
]
} else if (current_cpu == "mipsel" && mips_dsp_rev >= 2) {
sources += [
"ext/convolver_mips_dspr2.cc",
"ext/convolver_mips_dspr2.h",
]
}
# The imported Skia gni source paths are made absolute by gn.
defines = skia_core_defines
sources += skia_utils_sources
sources += skia_xps_sources
sources += [
"//third_party/skia/src/fonts/SkFontMgr_indirect.cpp",
"//third_party/skia/src/fonts/SkRemotableFontMgr.cpp",
"//third_party/skia/src/images/SkImageEncoder.cpp",
"//third_party/skia/src/images/SkPngEncoder.cpp",
"//third_party/skia/src/images/SkWebpEncoder.cpp",
"//third_party/skia/src/ports/SkGlobalInitialization_default.cpp",
"//third_party/skia/src/ports/SkImageGenerator_none.cpp",
"//third_party/skia/src/ports/SkOSFile_stdio.cpp",
"//third_party/skia/src/sfnt/SkOTTable_name.cpp",
"//third_party/skia/src/sfnt/SkOTUtils.cpp",
]
if (!is_ios) {
sources -= [ "//third_party/skia/src/ports/SkImageGenerator_none.cpp" ]
sources += [
"//third_party/skia/src/codec/SkBmpBaseCodec.cpp",
"//third_party/skia/src/codec/SkBmpCodec.cpp",
"//third_party/skia/src/codec/SkBmpMaskCodec.cpp",
"//third_party/skia/src/codec/SkBmpRLECodec.cpp",
"//third_party/skia/src/codec/SkBmpStandardCodec.cpp",
"//third_party/skia/src/codec/SkCodec.cpp",
"//third_party/skia/src/codec/SkCodecImageGenerator.cpp",
"//third_party/skia/src/codec/SkGifCodec.cpp",
"//third_party/skia/src/codec/SkIcoCodec.cpp",
"//third_party/skia/src/codec/SkJpegCodec.cpp",
"//third_party/skia/src/codec/SkJpegDecoderMgr.cpp",
"//third_party/skia/src/codec/SkJpegUtility.cpp",
"//third_party/skia/src/codec/SkMaskSwizzler.cpp",
"//third_party/skia/src/codec/SkMasks.cpp",
"//third_party/skia/src/codec/SkPngCodec.cpp",
"//third_party/skia/src/codec/SkSampler.cpp",
"//third_party/skia/src/codec/SkStreamBuffer.cpp",
"//third_party/skia/src/codec/SkSwizzler.cpp",
"//third_party/skia/src/codec/SkWbmpCodec.cpp",
"//third_party/skia/src/codec/SkWebpCodec.cpp",
"//third_party/skia/src/images/SkJPEGWriteUtility.cpp",
"//third_party/skia/src/images/SkJpegEncoder.cpp",
"//third_party/skia/src/ports/SkImageGenerator_skia.cpp",
"//third_party/skia/third_party/gif/SkGifImageReader.cpp",
]
}
if (current_cpu == "arm") {
sources += [ "//third_party/skia/src/core/SkUtilsArm.cpp" ]
}
# GPU
if (skia_support_gpu) {
sources += skia_gpu_sources
sources += skia_null_gpu_sources
sources += skia_sksl_sources
if (enable_vulkan) {
sources += skia_vk_sources
}
}
# Remove unused util sources.
sources -= [
"//third_party/skia/src/utils/SkCamera.cpp",
"//third_party/skia/src/utils/SkDumpCanvas.cpp",
"//third_party/skia/src/utils/SkFrontBufferedStream.cpp",
"//third_party/skia/src/utils/SkInterpolator.cpp",
"//third_party/skia/src/utils/SkOSPath.cpp",
"//third_party/skia/src/utils/SkParsePath.cpp",
]
if (is_win) {
sources -= [
# Keeping _win.cpp
"//third_party/skia/src/utils/SkThreadUtils_pthread.cpp",
]
libs = [ "fontsub.lib" ]
} else {
sources -= [
# Keeping _pthread.cpp
"//third_party/skia/src/utils/SkThreadUtils_win.cpp",
]
}
# need separate win section to handle chromes auto gn filter
# (build/config/BUILDCONFIG.gn)
if (is_win) {
sources -= [
#windows
"//third_party/skia/src/utils/win/SkWGL_win.cpp",
]
}
# Select Skia ports.
# FreeType is needed everywhere (except on iOS), on Linux and Android as main
# font backend, on Windows and Mac as fallback backend for Variations.
if (!is_ios) {
sources += [
"//third_party/skia/src/ports/SkFontHost_FreeType.cpp",
"//third_party/skia/src/ports/SkFontHost_FreeType_common.cpp",
]
}
if (is_win) {
sources += [
"//third_party/skia/src/ports/SkFontHost_win.cpp",
"//third_party/skia/src/ports/SkFontMgr_win_dw.cpp",
"//third_party/skia/src/ports/SkOSFile_win.cpp",
"//third_party/skia/src/ports/SkRemotableFontMgr_win_dw.cpp",
"//third_party/skia/src/ports/SkScalerContext_win_dw.cpp",
"//third_party/skia/src/ports/SkTLS_win.cpp",
"//third_party/skia/src/ports/SkTypeface_win_dw.cpp",
]
} else {
sources += [
"//third_party/skia/src/ports/SkOSFile_posix.cpp",
"//third_party/skia/src/ports/SkTLS_pthread.cpp",
]
}
if (is_mac || is_ios) {
set_sources_assignment_filter([])
sources += [
"//third_party/skia/src/ports/SkFontHost_mac.cpp",
"//third_party/skia/src/utils/mac/SkStream_mac.cpp",
]
set_sources_assignment_filter(sources_assignment_filter)
}
if (is_linux) {
sources += [
"//third_party/skia/src/ports/SkFontConfigInterface.cpp",
"//third_party/skia/src/ports/SkFontConfigInterface_direct.cpp",
"//third_party/skia/src/ports/SkFontConfigInterface_direct_factory.cpp",
"//third_party/skia/src/ports/SkFontMgr_FontConfigInterface.cpp",
]
}
if (is_linux || is_android || is_fuchsia) {
sources += [
# Retain the files for the SkFontMgr_Android on linux to emulate android
# fonts. See content/zygote/zygote_main_linux.cc
# Note that this requires expat.
"//third_party/skia/src/ports/SkFontMgr_android.cpp",
"//third_party/skia/src/ports/SkFontMgr_android_parser.cpp",
]
}
if (is_win || is_mac) {
sources += [
# Add the FreeType custom font manager as a fallback backend for variable fonts.
"//third_party/skia/src/ports/SkFontMgr_custom.cpp",
"//third_party/skia/src/ports/SkFontMgr_custom_empty.cpp",
]
}
if (is_fuchsia) {
sources += [
"//third_party/skia/src/ports/SkFontMgr_custom.cpp",
"//third_party/skia/src/ports/SkFontMgr_custom_empty.cpp",
"ext/fontmgr_default_fuchsia.cc",
]
}
if (is_win) {
sources += [
# Select the right BitmapPlatformDevice.
"ext/raster_handle_allocator_win.cc",
]
}
if (is_clang && !is_nacl) {
# Skia won't compile with some of the more strict clang warnings.
# e.g. it does:
# SkASSERT(!"sk_out_of_memory");
configs -= [ "//build/config/clang:extra_warnings" ]
}
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [
":skia_config",
":skia_library_config",
"//build/config/compiler:no_chromium_code",
]
public_configs = [ ":skia_config" ]
deps = [
":skia_opts",
"//base",
"//base/third_party/dynamic_annotations",
"//third_party/libpng",
"//third_party/libwebp",
"//third_party/libwebp:libwebp_webp",
]
public_deps = [
":skia_core_and_effects",
]
if (!is_ios) {
deps += [
"//build/config/freetype",
"//third_party:jpeg",
]
}
if (is_linux) {
deps += [
"//third_party/expat",
"//third_party/fontconfig",
"//third_party/icu:icuuc",
]
}
if (is_android) {
deps += [
"//third_party/android_tools:cpu_features",
"//third_party/expat",
]
}
if (skia_support_pdf) {
deps += [
"//third_party/sfntly",
"//third_party/sfntly:sfntly_chromium",
"//third_party/zlib",
]
sources += skia_pdf_sources
} else {
sources += [ "//third_party/skia/src/pdf/SkDocument_PDF_None.cpp" ]
}
if (!is_debug) {
configs -= [ "//build/config/compiler:default_optimization" ]
configs += [ "//build/config/compiler:optimize_max" ]
}
if (is_mac) {
libs = [
"AppKit.framework",
"CoreFoundation.framework",
"CoreGraphics.framework",
"CoreText.framework",
"Foundation.framework",
]
}
if (is_ios) {
libs = [ "ImageIO.framework" ]
set_sources_assignment_filter([])
sources += [ "//third_party/skia/src/utils/mac/SkCreateCGImageRef.cpp" ]
set_sources_assignment_filter(sources_assignment_filter)
}
if (is_fuchsia) {
deps += [ "//third_party/expat" ]
}
}
# Template for things that are logically part of :skia, but need to be split out
# so custom compile flags can be applied.
#
# These are all opted out of check_includes, due to (logically) being part of
# skia.
template("skia_source_set") {
source_set(target_name) {
forward_variables_from(invoker, "*")
check_includes = false
if (!is_debug) {
configs -= [ "//build/config/compiler:default_optimization" ]
configs += [ "//build/config/compiler:optimize_max" ]
}
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [
":skia_config",
":skia_library_config",
"//build/config/compiler:no_chromium_code",
]
public_configs = [ ":skia_config" ]
# Android, the only user of mismatched sample files (for now), gets a small
# binary size decrease by using AFDO to optimize for size in these
# source_sets. However, that also comes at a relatively big performance
# cost.
if (using_mismatched_sample_profile) {
configs -= [ "//build/config/compiler:afdo_optimize_size" ]
}
}
}
# Split out for targeted removal of the afdo_optimize_size config on Android.
skia_source_set("skia_core_and_effects") {
defines = skia_core_defines
sources = skia_core_sources
sources += skia_effects_sources
visibility = [ ":skia" ]
}
# Bits that involve special vector-y hardware.
if (current_cpu == "arm64") {
skia_source_set("skia_opts_crc32") {
sources = skia_opts.crc32_sources
cflags = [ "-march=armv8-a+crc" ]
visibility = [ ":skia_opts" ]
}
}
if (current_cpu == "x86" || current_cpu == "x64") {
skia_source_set("skia_opts_sse3") {
sources = skia_opts.ssse3_sources
if (!is_win || is_clang) {
cflags = [ "-mssse3" ]
}
if (is_win) {
defines = [ "SK_CPU_SSE_LEVEL=31" ]
}
visibility = [ ":skia_opts" ]
}
skia_source_set("skia_opts_sse41") {
sources = skia_opts.sse41_sources
if (!is_win || is_clang) {
cflags = [ "-msse4.1" ]
}
if (is_win) {
defines = [ "SK_CPU_SSE_LEVEL=41" ]
}
visibility = [ ":skia_opts" ]
}
skia_source_set("skia_opts_sse42") {
sources = skia_opts.sse42_sources
if (!is_win || is_clang) {
cflags = [ "-msse4.2" ]
}
if (is_win) {
defines = [ "SK_CPU_SSE_LEVEL=42" ]
}
visibility = [ ":skia_opts" ]
}
skia_source_set("skia_opts_avx") {
sources = skia_opts.avx_sources
if (!is_win) {
cflags = [ "-mavx" ]
}
if (is_win) {
cflags = [ "/arch:AVX" ]
}
visibility = [ ":skia_opts" ]
}
skia_source_set("skia_opts_hsw") {
# SyzyAsan doesn't support the AVX2 and F16C instructions.
if (!is_syzyasan) {
sources = skia_opts.hsw_sources
} else {
sources = [
"ext/SkOpts_hsw_stub.cc",
]
}
if (!is_win) {
cflags = [
"-mavx2",
"-mbmi",
"-mbmi2",
"-mf16c",
"-mfma",
]
}
if (is_win && !is_syzyasan) {
cflags = [ "/arch:AVX2" ]
}
visibility = [ ":skia_opts" ]
}
}
skia_source_set("skia_opts") {
cflags = []
defines = []
deps = [
"//base",
]
if (current_cpu == "x86" || current_cpu == "x64") {
sources = skia_opts.sse2_sources
deps += [
":skia_opts_avx",
":skia_opts_hsw",
":skia_opts_sse3",
":skia_opts_sse41",
":skia_opts_sse42",
]
} else if (current_cpu == "arm") {
# The assembly uses the frame pointer register (r7 in Thumb/r11 in
# ARM), the compiler doesn't like that.
if (!is_ios) {
cflags += [ "-fomit-frame-pointer" ]
}
if (arm_version >= 7) {
sources = skia_opts.armv7_sources
if (arm_use_neon || arm_optionally_use_neon) {
sources += skia_opts.neon_sources
# Root build config sets -mfpu=$arm_fpu, which we expect to be neon
# when running this.
if (!arm_use_neon) {
configs -= [ "//build/config/compiler:compiler_arm_fpu" ]
cflags += [ "-mfpu=neon" ]
}
}
} else {
sources = skia_opts.none_sources
}
} else if (current_cpu == "arm64") {
sources = skia_opts.arm64_sources
deps += [ ":skia_opts_crc32" ]
} else if (current_cpu == "mipsel") {
cflags += [ "-fomit-frame-pointer" ]
if (mips_dsp_rev >= 1) {
sources = skia_opts.mips_dsp_sources
} else {
sources = skia_opts.none_sources
}
} else if (current_cpu == "mips64el") {
cflags += [ "-fomit-frame-pointer" ]
sources = skia_opts.none_sources
} else if (current_cpu == "ppc64") {
sources = skia_opts.none_sources
} else if (current_cpu == "s390x") {
sources = skia_opts.none_sources
} else {
assert(false, "Need to port cpu specific stuff from skia_library_opts.gyp")
}
visibility = [ ":skia" ]
}
test("skia_unittests") {
sources = [
"ext/convolver_unittest.cc",
"ext/image_operations_unittest.cc",
"ext/platform_canvas_unittest.cc",
"ext/recursive_gaussian_convolution_unittest.cc",
"ext/skia_memory_dump_provider_unittest.cc",
"ext/skia_utils_ios_unittest.mm",
"ext/skia_utils_mac_unittest.mm",
]
if (!is_win) {
sources -= [ "ext/platform_canvas_unittest.cc" ]
}
deps = [
":skia",
"//base",
"//base/test:test_support",
"//mojo/edk/test:run_all_unittests",
"//testing/gtest",
"//ui/gfx",
"//ui/gfx/geometry",
]
if (!is_ios) {
sources += [ "public/interfaces/test/struct_traits_unittest.cc" ]
deps += [
# TODO: Fix this test to not depend on cc.
"//cc:test_support",
"//mojo/public/cpp/bindings",
"//skia/public/interfaces:test_interfaces",
]
}
}
if (!is_ios) {
executable("image_operations_bench") {
sources = [
"ext/image_operations_bench.cc",
]
deps = [
":skia",
"//base",
"//build/config:exe_and_shlib_deps",
"//build/win:default_exe_manifest",
]
}
executable("filter_fuzz_stub") {
testonly = true
sources = [
"tools/filter_fuzz_stub/filter_fuzz_stub.cc",
]
deps = [
":skia",
"//base",
"//base/test:test_support",
"//build/config:exe_and_shlib_deps",
"//build/win:default_exe_manifest",
]
}
}