| # Copyright 2019 Google LLC |
| # |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| |
| set -ex |
| |
| BASE_DIR=`cd $(dirname ${BASH_SOURCE[0]}) && pwd` |
| # This expects the environment variable EMSDK to be set |
| if [[ ! -d $EMSDK ]]; then |
| echo "Be sure to set the EMSDK environment variable." |
| exit 1 |
| fi |
| |
| # Navigate to SKIA_HOME from where this file is located. |
| pushd $BASE_DIR/../.. |
| |
| source $EMSDK/emsdk_env.sh |
| EMCC=`which emcc` |
| EMCXX=`which em++` |
| |
| BUILD_DIR=${BUILD_DIR:="out/debugger_wasm"} |
| mkdir -p $BUILD_DIR |
| |
| BUILTIN_FONT="$BASE_DIR/fonts/NotoMono-Regular.ttf.cpp" |
| # Generate the font's binary file (which is covered by .gitignore) |
| python tools/embed_resources.py \ |
| --name SK_EMBEDDED_FONTS \ |
| --input $BASE_DIR/fonts/NotoMono-Regular.ttf \ |
| --output $BASE_DIR/fonts/NotoMono-Regular.ttf.cpp \ |
| --align 4 |
| |
| NINJA=`which ninja` |
| |
| ./bin/fetch-gn |
| |
| echo "Compiling bitcode" |
| |
| ./bin/gn gen ${BUILD_DIR} \ |
| --args="cc=\"${EMCC}\" \ |
| cxx=\"${EMCXX}\" \ |
| extra_cflags_cc=[\"-frtti\"] \ |
| extra_cflags=[\"-s\",\"USE_FREETYPE=1\",\"-s\",\"USE_LIBPNG=1\", \"-s\", \"WARN_UNALIGNED=1\", |
| \"-DSKNX_NO_SIMD\", \"-DSK_DISABLE_AAA\", \"-DSK_DISABLE_DAA\" |
| ] \ |
| is_debug=true \ |
| is_official_build=false \ |
| is_component_build=false \ |
| target_cpu=\"wasm\" \ |
| \ |
| skia_use_angle = false \ |
| skia_use_dng_sdk=false \ |
| skia_use_egl=true \ |
| skia_use_expat=false \ |
| skia_use_fontconfig=false \ |
| skia_use_freetype=true \ |
| skia_use_libheif=false \ |
| skia_use_libjpeg_turbo=true \ |
| skia_use_libpng=true \ |
| skia_use_libwebp=true \ |
| skia_use_wuffs=true \ |
| skia_use_lua=false \ |
| skia_use_piex=false \ |
| skia_use_system_libpng=true \ |
| skia_use_system_freetype2=true \ |
| skia_use_system_libjpeg_turbo = false \ |
| skia_use_system_libwebp=false \ |
| skia_use_vulkan=false \ |
| skia_use_zlib=true \ |
| skia_enable_gpu=true \ |
| skia_enable_tools=false \ |
| skia_enable_skshaper=false \ |
| skia_enable_ccpr=false \ |
| skia_enable_nvpr=false \ |
| skia_enable_skpicture=true \ |
| skia_enable_fontmgr_empty=false \ |
| skia_enable_pdf=false" |
| |
| # Build all the libs, we'll link the appropriate ones down below |
| ${NINJA} -C ${BUILD_DIR} libskia.a libdebugcanvas.a |
| |
| export EMCC_CLOSURE_ARGS="--externs $BASE_DIR/externs.js " |
| |
| echo "Generating final wasm" |
| |
| # Emscripten prefers that the .a files go last in order, otherwise, it |
| # may drop symbols that it incorrectly thinks aren't used. One day, |
| # Emscripten will use LLD, which may relax this requirement. |
| ${EMCXX} \ |
| --closure 1 \ |
| -Iexperimental \ |
| -Iinclude/c \ |
| -Iinclude/codec \ |
| -Iinclude/config \ |
| -Iinclude/core \ |
| -Iinclude/effects \ |
| -Iinclude/gpu \ |
| -Iinclude/gpu/gl \ |
| -Iinclude/pathops \ |
| -Iinclude/private \ |
| -Iinclude/utils/ \ |
| -Isrc/core/ \ |
| -Isrc/gpu/ \ |
| -Isrc/sfnt/ \ |
| -Isrc/shaders/ \ |
| -Isrc/utils/ \ |
| -Ithird_party/icu \ |
| -Itools \ |
| -Itools/debugger \ |
| -DSK_DISABLE_AAA \ |
| -DSK_DISABLE_DAA \ |
| -std=c++14 \ |
| --pre-js $BASE_DIR/cpu.js \ |
| --post-js $BASE_DIR/ready.js \ |
| --bind \ |
| $BASE_DIR/fonts/NotoMono-Regular.ttf.cpp \ |
| $BASE_DIR/debugger_bindings.cpp \ |
| $BUILD_DIR/libdebugcanvas.a \ |
| $BUILD_DIR/libskia.a \ |
| -s ALLOW_MEMORY_GROWTH=1 \ |
| -s EXPORT_NAME="DebuggerInit" \ |
| -s FORCE_FILESYSTEM=0 \ |
| -s MODULARIZE=1 \ |
| -s NO_EXIT_RUNTIME=1 \ |
| -s STRICT=1 \ |
| -s TOTAL_MEMORY=128MB \ |
| -s USE_FREETYPE=1 \ |
| -s USE_LIBPNG=1 \ |
| -s WARN_UNALIGNED=1 \ |
| -s WASM=1 \ |
| -o $BUILD_DIR/debugger.js \ |
| --preload-file experimental/wasm-skp-debugger/sample.skp |
| |
| # TODO(nifong): write unit tests |