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Merge pull request #413 from ChinYikMing/serve-wasm
Support hosting WebAssembly demo page locally
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| CFLAGS_emcc ?= | ||
| deps_emcc := | ||
| ASSETS := assets | ||
| WEB_HTML_RESOURCES := $(ASSETS)/html | ||
| WEB_JS_RESOURCES := $(ASSETS)/js | ||
| EXPORTED_FUNCS := _main,_indirect_rv_halt | ||
|
|
||
| ifeq ("$(CC_IS_EMCC)", "1") | ||
| WEB_FILES := $(BIN).js \ | ||
| $(BIN).wasm \ | ||
| $(BIN).worker.js | ||
| BIN := $(BIN).js | ||
|
|
||
| # TCO | ||
| CFLAGS += -mtail-call | ||
|
|
||
| # Build emscripten-port SDL | ||
| ifeq ($(call has, SDL), 1) | ||
| CFLAGS_emcc += -sUSE_SDL=2 -sSDL2_MIXER_FORMATS=wav,mid -sUSE_SDL_MIXER=2 | ||
| OBJS_EXT += syscall_sdl.o | ||
| LDFLAGS += -pthread | ||
| endif | ||
|
|
||
| # More build flags | ||
| CFLAGS_emcc += -sINITIAL_MEMORY=2GB \ | ||
| -sALLOW_MEMORY_GROWTH \ | ||
| -s"EXPORTED_FUNCTIONS=$(EXPORTED_FUNCS)" \ | ||
| -sSTACK_SIZE=4MB \ | ||
| -sPTHREAD_POOL_SIZE=navigator.hardwareConcurrency \ | ||
| --embed-file build@/ \ | ||
| --embed-file build/timidity@/etc/timidity \ | ||
| -DMEM_SIZE=0x40000000 \ | ||
| -DCYCLE_PER_STEP=2000000 \ | ||
| --pre-js $(WEB_JS_RESOURCES)/pre.js \ | ||
| -O3 \ | ||
| -w | ||
|
|
||
| # used to download all dependencies of elf executable and bundle into single wasm | ||
| deps_emcc += $(DOOM_DATA) $(QUAKE_DATA) $(TIMIDITY_DATA) | ||
|
|
||
| # check browser MAJOR version if supports TCO | ||
| CHROME_MAJOR := | ||
| CHROME_MAJOR_VERSION_CHECK_CMD := | ||
| CHROME_SUPPORT_TCO_AT_MAJOR := 112 | ||
| CHROME_SUPPORT_TCO_INFO := Chrome supports TCO, you can use Chrome to request the wasm | ||
| CHROME_NO_SUPPORT_TCO_WARNING := Chrome not found or Chrome must have at least version $(CHROME_SUPPORT_TCO_AT_MAJOR) in MAJOR to support TCO in wasm | ||
|
|
||
| FIREFOX_MAJOR := | ||
| FIREFOX_MAJOR_VERSION_CHECK_CMD := | ||
| FIREFOX_SUPPORT_TCO_AT_MAJOR := 121 | ||
| FIREFOX_SUPPORT_TCO_INFO := Firefox supports TCO, you can use Firefox to request the wasm | ||
| FIREFOX_NO_SUPPORT_TCO_WARNING := Firefox not found or Firefox must have at least version $(FIREFOX_SUPPORT_TCO_AT_MAJOR) in MAJOR to support TCO in wasm | ||
|
|
||
| # FIXME: for Windows | ||
| ifeq ($(UNAME_S),Darwin) | ||
| CHROME_MAJOR_VERSION_CHECK_CMD := "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome" --version | awk '{print $$3}' | cut -f1 -d. | ||
| FIREFOX_MAJOR_VERSION_CHECK_CMD := /Applications/Firefox.app/Contents/MacOS/firefox --version | awk '{print $$3}' | cut -f1 -d. | ||
| else ifeq ($(UNAME_S),Linux) | ||
| CHROME_MAJOR_VERSION_CHECK_CMD := google-chrome --version | awk '{print $$3}' | cut -f1 -d. | ||
| FIREFOX_MAJOR_VERSION_CHECK_CMD := firefox -v | awk '{print $$3}' | cut -f1 -d. | ||
| endif | ||
| CHROME_MAJOR := $(shell $(CHROME_MAJOR_VERSION_CHECK_CMD)) | ||
| FIREFOX_MAJOR := $(shell $(FIREFOX_MAJOR_VERSION_CHECK_CMD)) | ||
|
|
||
| # Chrome | ||
| ifeq ($(shell echo $(CHROME_MAJOR)\>=$(CHROME_SUPPORT_TCO_AT_MAJOR) | bc), 1) | ||
| $(info $(shell echo "$(GREEN)$(CHROME_SUPPORT_TCO_INFO)$(NC)")) | ||
| else | ||
| $(warning $(shell echo "$(YELLOW)$(CHROME_NO_SUPPORT_TCO_WARNING)$(NC)")) | ||
| endif | ||
|
|
||
| # Firefox | ||
| ifeq ($(shell echo $(FIREFOX_MAJOR)\>=$(FIREFOX_SUPPORT_TCO_AT_MAJOR) | bc), 1) | ||
| $(info $(shell echo "$(GREEN)$(FIREFOX_SUPPORT_TCO_INFO)$(NC)")) | ||
| else | ||
| $(warning $(shell echo "$(YELLOW)$(FIREFOX_NO_SUPPORT_TCO_WARNING)$(NC)")) | ||
| endif | ||
|
|
||
| # used to serve wasm locally | ||
| DEMO_DIR := demo | ||
| DEMO_IP := 127.0.0.1 | ||
| DEMO_PORT := 8000 | ||
|
|
||
| # check if demo root directory exists and create it if not | ||
| check-demo-dir-exist: | ||
| $(Q)if [ ! -d "$(DEMO_DIR)" ]; then \ | ||
| mkdir -p "$(DEMO_DIR)"; \ | ||
| fi | ||
|
|
||
| # FIXME: without $(info) generates errors | ||
| define cp-web-file | ||
| $(Q)cp $(1) $(DEMO_DIR) | ||
| $(info) | ||
| endef | ||
|
|
||
| # WEB_FILES could be cleaned and recompiled, thus do not mix these two files into WEB_FILES | ||
| STATIC_WEB_FILES := $(WEB_HTML_RESOURCES)/index.html \ | ||
| $(WEB_JS_RESOURCES)/coi-serviceworker.min.js | ||
|
|
||
| start-web: $(BIN) check-demo-dir-exist | ||
| $(foreach T, $(WEB_FILES), $(call cp-web-file, $(T))) | ||
| $(foreach T, $(STATIC_WEB_FILES), $(call cp-web-file, $(T))) | ||
| $(Q)python3 -m http.server --bind $(DEMO_IP) $(DEMO_PORT) --directory $(DEMO_DIR) | ||
| endif |