53eabf6871
Rather than one monolithic file, we now have one monolithic file (canvascontext2d) and several smaller files (one per class, and some helpers). This should make the code navigation a little easier. Bug: skia: Change-Id: Ia191c2db778591af21d2a6126f053c17c4f677f1 Reviewed-on: https://skia-review.googlesource.com/c/175996 Reviewed-by: Florin Malita <fmalita@chromium.org>
212 lines
6.4 KiB
Bash
Executable File
212 lines
6.4 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2018 Google LLC
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#
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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set -ex
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BASE_DIR=`cd $(dirname ${BASH_SOURCE[0]}) && pwd`
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# This expects the environment variable EMSDK to be set
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if [[ ! -d $EMSDK ]]; then
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echo "Be sure to set the EMSDK environment variable."
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exit 1
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fi
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# Navigate to SKIA_HOME from where this file is located.
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pushd $BASE_DIR/../..
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source $EMSDK/emsdk_env.sh
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EMCC=`which emcc`
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EMCXX=`which em++`
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RELEASE_CONF="-Oz --closure 1 --llvm-lto 3 -DSK_RELEASE --pre-js $BASE_DIR/release.js"
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EXTRA_CFLAGS="\"-DSK_RELEASE\""
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if [[ $@ == *debug* ]]; then
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echo "Building a Debug build"
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EXTRA_CFLAGS="\"-DSK_DEBUG\""
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RELEASE_CONF="-O0 --js-opts 0 -s DEMANGLE_SUPPORT=1 -s ASSERTIONS=1 -s GL_ASSERTIONS=1 -g3 \
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-DPATHKIT_TESTING -DSK_DEBUG --pre-js $BASE_DIR/debug.js"
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BUILD_DIR=${BUILD_DIR:="out/canvaskit_wasm_debug"}
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elif [[ $@ == *profiling* ]]; then
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echo "Building a build for profiling"
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RELEASE_CONF="-O3 --source-map-base /node_modules/canvaskit/bin/ --profiling -g4 -DSK_RELEASE --pre-js $BASE_DIR/release.js"
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BUILD_DIR=${BUILD_DIR:="out/canvaskit_wasm_profile"}
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else
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BUILD_DIR=${BUILD_DIR:="out/canvaskit_wasm"}
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fi
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mkdir -p $BUILD_DIR
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GN_GPU="skia_enable_gpu=true"
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GN_GPU_FLAGS="\"-DIS_WEBGL=1\", \"-DSK_DISABLE_LEGACY_SHADERCONTEXT\","
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WASM_GPU="-lEGL -lGLESv2 -DSK_SUPPORT_GPU=1 \
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-DSK_DISABLE_LEGACY_SHADERCONTEXT --pre-js $BASE_DIR/cpu.js --pre-js $BASE_DIR/gpu.js"
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if [[ $@ == *cpu* ]]; then
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echo "Using the CPU backend instead of the GPU backend"
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GN_GPU="skia_enable_gpu=false"
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GN_GPU_FLAGS=""
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WASM_GPU="-DSK_SUPPORT_GPU=0 --pre-js $BASE_DIR/cpu.js"
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fi
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WASM_SKOTTIE="-DSK_INCLUDE_SKOTTIE=1 \
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modules/skottie/src/Skottie.cpp \
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modules/skottie/src/SkottieAdapter.cpp \
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modules/skottie/src/SkottieAnimator.cpp \
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modules/skottie/src/SkottieJson.cpp \
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modules/skottie/src/SkottieLayer.cpp \
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modules/skottie/src/SkottieLayerEffect.cpp \
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modules/skottie/src/SkottiePrecompLayer.cpp \
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modules/skottie/src/SkottieProperty.cpp \
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modules/skottie/src/SkottieShapeLayer.cpp \
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modules/skottie/src/SkottieTextLayer.cpp \
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modules/skottie/src/SkottieValue.cpp \
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modules/sksg/src/*.cpp \
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src/core/SkCubicMap.cpp \
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src/core/SkTime.cpp \
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src/pathops/SkOpBuilder.cpp \
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src/utils/SkJSON.cpp \
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src/utils/SkParse.cpp "
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if [[ $@ == *no_skottie* ]]; then
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echo "Omitting Skottie"
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WASM_SKOTTIE="-DSK_INCLUDE_SKOTTIE=0"
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fi
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WASM_MANAGED_SKOTTIE="\
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-DSK_INCLUDE_MANAGED_SKOTTIE=1 \
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modules/skottie/utils/SkottieUtils.cpp"
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if [[ $@ == *no_managed_skottie* ]]; then
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echo "Omitting managed Skottie"
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WASM_MANAGED_SKOTTIE="-DSK_INCLUDE_MANAGED_SKOTTIE=0"
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fi
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HTML_CANVAS_API="--pre-js $BASE_DIR/htmlcanvas/preamble.js \
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--pre-js $BASE_DIR/htmlcanvas/util.js \
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--pre-js $BASE_DIR/htmlcanvas/color.js \
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--pre-js $BASE_DIR/htmlcanvas/font.js \
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--pre-js $BASE_DIR/htmlcanvas/canvas2dcontext.js \
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--pre-js $BASE_DIR/htmlcanvas/htmlcanvas.js \
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--pre-js $BASE_DIR/htmlcanvas/imagedata.js \
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--pre-js $BASE_DIR/htmlcanvas/lineargradient.js \
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--pre-js $BASE_DIR/htmlcanvas/pattern.js \
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--pre-js $BASE_DIR/htmlcanvas/radialgradient.js \
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--pre-js $BASE_DIR/htmlcanvas/postamble.js "
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if [[ $@ == *no_canvas* ]]; then
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echo "Omitting bindings for HTML Canvas API"
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HTML_CANVAS_API=""
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fi
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# Turn off exiting while we check for ninja (which may not be on PATH)
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set +e
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NINJA=`which ninja`
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if [[ -z $NINJA ]]; then
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git clone "https://chromium.googlesource.com/chromium/tools/depot_tools.git" --depth 1 $BUILD_DIR/depot_tools
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NINJA=$BUILD_DIR/depot_tools/ninja
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fi
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# Re-enable error checking
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set -e
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echo "Compiling bitcode"
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# Inspired by https://github.com/Zubnix/skia-wasm-port/blob/master/build_bindings.sh
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./bin/gn gen ${BUILD_DIR} \
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--args="cc=\"${EMCC}\" \
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cxx=\"${EMCXX}\" \
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extra_cflags_cc=[\"-frtti\"] \
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extra_cflags=[\"-s\",\"USE_FREETYPE=1\",\"-s\",\"USE_LIBPNG=1\", \"-s\", \"WARN_UNALIGNED=1\",
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\"-DSKNX_NO_SIMD\", \"-DSK_DISABLE_AAA\", \"-DSK_DISABLE_DAA\", \"-DSK_DISABLE_READBUFFER\",
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\"-DSK_DISABLE_EFFECT_DESERIALIZATION\",
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${GN_GPU_FLAGS}
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${EXTRA_CFLAGS}
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] \
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is_debug=false \
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is_official_build=true \
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is_component_build=false \
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target_cpu=\"wasm\" \
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\
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skia_use_angle = false \
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skia_use_dng_sdk=false \
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skia_use_egl=true \
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skia_use_expat=false \
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skia_use_fontconfig=false \
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skia_use_freetype=true \
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skia_use_icu=false \
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skia_use_libheif=false \
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skia_use_system_libjpeg_turbo = false \
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skia_use_libjpeg_turbo=true \
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skia_use_libpng=true \
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skia_use_libwebp=false \
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skia_use_lua=false \
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skia_use_piex=false \
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skia_use_vulkan=false \
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skia_use_zlib=true \
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\
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skia_enable_ccpr=false \
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skia_enable_nvpr=false \
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skia_enable_skpicture=false \
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${GN_GPU} \
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skia_enable_fontmgr_empty=false \
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skia_enable_pdf=false"
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${NINJA} -C ${BUILD_DIR} libskia.a
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export EMCC_CLOSURE_ARGS="--externs $BASE_DIR/externs.js "
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echo "Generating final wasm"
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# Skottie doesn't end up in libskia and is currently not its own library
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# so we just hack in the .cpp files we need for now.
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# Emscripten prefers that libskia.a goes last in order, otherwise, it
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# may drop symbols that it incorrectly thinks aren't used. One day,
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# Emscripten will use LLD, which may relax this requirement.
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${EMCXX} \
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$RELEASE_CONF \
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-Iexperimental \
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-Iinclude/c \
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-Iinclude/codec \
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-Iinclude/config \
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-Iinclude/core \
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-Iinclude/effects \
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-Iinclude/gpu \
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-Iinclude/gpu/gl \
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-Iinclude/pathops \
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-Iinclude/private \
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-Iinclude/utils/ \
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-Imodules/skottie/include \
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-Imodules/skottie/utils \
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-Imodules/sksg/include \
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-Isrc/core/ \
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-Isrc/gpu/ \
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-Isrc/sfnt/ \
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-Isrc/shaders/ \
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-Isrc/utils/ \
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-Itools \
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-Itools/fonts \
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-DSK_DISABLE_READBUFFER \
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-DSK_DISABLE_AAA \
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-DSK_DISABLE_DAA \
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$WASM_GPU \
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-std=c++14 \
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--bind \
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--pre-js $BASE_DIR/helper.js \
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--pre-js $BASE_DIR/interface.js \
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$HTML_CANVAS_API \
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$BASE_DIR/canvaskit_bindings.cpp \
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tools/fonts/SkTestFontMgr.cpp \
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tools/fonts/SkTestTypeface.cpp \
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$WASM_SKOTTIE \
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$WASM_MANAGED_SKOTTIE \
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$BUILD_DIR/libskia.a \
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-s ALLOW_MEMORY_GROWTH=1 \
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-s EXPORT_NAME="CanvasKitInit" \
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-s FORCE_FILESYSTEM=0 \
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-s MODULARIZE=1 \
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-s NO_EXIT_RUNTIME=1 \
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-s STRICT=1 \
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-s TOTAL_MEMORY=32MB \
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-s USE_FREETYPE=1 \
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-s USE_LIBPNG=1 \
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-s WARN_UNALIGNED=1 \
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-s WASM=1 \
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-o $BUILD_DIR/canvaskit.js
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