update screenies + web build assist

CMakeLists.txt

@@ -203,6 +203,7 @@ set(PROJECT_RESOURCES_BINARY_DIR "$<TARGET_FILE_DIR:${PROJECT_NAME}>/resources")
 if(EXISTS "${PROJECT_RESOURCES_DIR}")
     file(GLOB_RECURSE PROJECT_RESOURCE_FILES CONFIGURE_DEPENDS
             "${PROJECT_RESOURCES_DIR}/*")
+    if(NOT CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
         add_custom_target(copy_resources ALL
                 COMMAND ${CMAKE_COMMAND}
                         -DSRC_DIR="${PROJECT_RESOURCES_DIR}"
@@ -212,6 +213,7 @@ if(EXISTS "${PROJECT_RESOURCES_DIR}")
                 DEPENDS ${PROJECT_RESOURCE_FILES}
                 COMMENT "Copying resources directory")
         add_dependencies(${PROJECT_NAME} copy_resources)
+    endif()
     set(HAS_PROJECT_RESOURCES TRUE)
 else()
     set(HAS_PROJECT_RESOURCES FALSE)
@@ -240,12 +242,18 @@ if (CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
     if(HAS_PROJECT_RESOURCES)
         target_link_options(${PROJECT_NAME} PRIVATE
                 "--preload-file"
-                "${PROJECT_RESOURCES_BINARY_DIR}@resources"
+                "${PROJECT_RESOURCES_DIR}@resources"
         )
     endif()
     set_target_properties(${PROJECT_NAME} PROPERTIES
             OUTPUT_NAME "index"
             SUFFIX ".html")
+
+    add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
+            COMMAND ${CMAKE_COMMAND}
+                    -DBIN_DIR="$<TARGET_FILE_DIR:${PROJECT_NAME}>"
+                    -P "${CMAKE_CURRENT_SOURCE_DIR}/cmake/create_index_zip.cmake"
+            COMMENT "Creating snivy-web.zip from Emscripten output")
 else()
     find_package(OpenGL REQUIRED COMPONENTS OpenGL)
     target_link_libraries(${PROJECT_NAME} PRIVATE OpenGL::GL)

README.md

@@ -9,13 +9,13 @@ This Is A Video Game Where You Feed The Snivy.
 ## Build
 
 After cloning and enter the repository's directory, make sure to initialize the submodules:
-
 ```git submodule update --init --recursive```
 
 ### Windows
 Visual Studio is recommended for build.
 
 ### Linux
+
 ```
 mkdir build
 cd build
@@ -24,3 +24,6 @@ make
 ```
 
 If using VSCode, several tasks are available to quickly run and build.
+
+### Emscripten
+Run the VSCode "web" task. Make sure you have the Emscripten SDK accessible at the EMSDK path variable.

cmake/create_index_zip.cmake

@@ -0,0 +1,28 @@
+if(NOT DEFINED BIN_DIR OR BIN_DIR STREQUAL "")
+    message(FATAL_ERROR "BIN_DIR is required")
+endif()
+
+set(ARCHIVE_PATH "${BIN_DIR}/snivy-web.zip")
+file(REMOVE "${ARCHIVE_PATH}")
+
+file(GLOB INDEX_OUTPUTS "${BIN_DIR}/index.*")
+set(FILES_TO_ZIP "")
+foreach(FILE_PATH IN LISTS INDEX_OUTPUTS)
+    if(NOT FILE_PATH STREQUAL ARCHIVE_PATH)
+        get_filename_component(FILE_NAME "${FILE_PATH}" NAME)
+        list(APPEND FILES_TO_ZIP "${FILE_NAME}")
+    endif()
+endforeach()
+
+if(FILES_TO_ZIP)
+    execute_process(
+            COMMAND "${CMAKE_COMMAND}" -E tar cf "snivy-web.zip" --format=zip ${FILES_TO_ZIP}
+            WORKING_DIRECTORY "${BIN_DIR}"
+            RESULT_VARIABLE ZIP_RESULT
+    )
+    if(NOT ZIP_RESULT EQUAL 0)
+        message(FATAL_ERROR "Failed creating ${ARCHIVE_PATH}")
+    endif()
+else()
+    message(WARNING "No index.* files found in ${BIN_DIR}; skipping snivy-web.zip creation")
+endif()