chore: move asset header generation to new ExtractAssetsHeaders target (#2705)

* add dedicated build target for extracting asset headers conditionally

* dont gen otr when generating headers

* simplify python array

BUILDING.md

@@ -45,6 +45,9 @@ cd Shipwright
 
 # If you need to clean the project you can run
 & 'C:\Program Files\CMake\bin\cmake.exe' --build .\build\x64 --target clean
+
+# If you need to regenerate the asset headers to check them into source
+& 'C:\Program Files\CMake\bin\cmake.exe' --build .\build\x64 --target ExtractAssetHeaders
 ```
 
 ### Developing SoH
@@ -104,6 +107,9 @@ cmake --build build-cmake # --config Release (if you're packaging)
 
 # If you need to clean the project you can run
 cmake --build build-cmake --target clean
+
+# If you need to regenerate the asset headers to check them into source
+cmake --build build-cmake --target ExtractAssetHeaders
 ```
 
 ### Generating a distributable
@@ -148,6 +154,9 @@ cp build-cmake/soh/oot.otr ~/Library/Application\ Support/com.shipofharkinian.so
 
 # If you need to clean the project you can run
 cmake --build build-cmake --target clean
+
+# If you need to regenerate the asset headers to check them into source
+cmake --build build-cmake --target ExtractAssetHeaders
 ```
 
 ### Generating a distributable

CMakeLists.txt

@@ -105,6 +105,7 @@ endif()
 
 find_package(Python3 COMPONENTS Interpreter)
 
+# Target to generate OTRs
 add_custom_target(
     ExtractAssets
     # CMake versions prior to 3.17 do not have the rm command, use remove instead for older versions
@@ -117,6 +118,15 @@ add_custom_target(
     BYPRODUCTS oot.otr ${CMAKE_SOURCE_DIR}/oot.otr oot-mq.otr ${CMAKE_SOURCE_DIR}/oot-mq.otr ${CMAKE_SOURCE_DIR}/soh.otr
 )
 
+# Target to generate headers
+add_custom_target(
+    ExtractAssetHeaders
+    COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/OTRExporter/extract_assets.py -z "$<TARGET_FILE:ZAPD>" --non-interactive --gen-headers
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/OTRExporter
+    COMMENT "Generating asset headers..."
+    DEPENDS ZAPD
+)
+
 if(CMAKE_SYSTEM_NAME MATCHES "Linux")
     find_package(ImageMagick COMPONENTS convert)
     if (ImageMagick_FOUND)

OTRExporter/extract_assets.py

@@ -8,16 +8,22 @@ import struct
 import subprocess
 import argparse
 
-def BuildOTR(xmlPath, rom, zapd_exe=None):
+def BuildOTR(xmlPath, rom, zapd_exe=None, genHeaders=None):
     shutil.copytree("assets", "Extract/assets")
 
     if not zapd_exe:
         zapd_exe = "x64\\Release\\ZAPD.exe" if sys.platform == "win32" else "../ZAPDTR/ZAPD.out"
 
     exec_cmd = [zapd_exe, "ed", "-i", xmlPath, "-b", rom, "-fl", "CFG/filelists",
-            "-o", "placeholder", "-osf", "placeholder", "-gsf", "1",
+                "-o", "placeholder", "-osf", "placeholder", "-rconf", "CFG/Config.xml"]
-            "-rconf", "CFG/Config.xml", "-se", "OTR", "--otrfile", 
+
-            "oot-mq.otr" if Z64Rom.isMqRom(rom) else "oot.otr"]
+    # generate headers, but not otrs by excluding the otr exporter
+    if genHeaders:
+        exec_cmd.extend(["-gsf", "1"])
+    else:
+        # generate otrs, but not headers
+        exec_cmd.extend(["-gsf", "0", "-se", "OTR", "--otrfile",
+                "oot-mq.otr" if Z64Rom.isMqRom(rom) else "oot.otr"])
 
     print(exec_cmd)
     exitValue = subprocess.call(exec_cmd)
@@ -33,6 +39,7 @@ def main():
     parser.add_argument("rom", help="Path to the rom", type=str, nargs="?")
     parser.add_argument("--non-interactive", help="Runs the script non-interactively for use in build scripts.", dest="non_interactive", action="store_true")
     parser.add_argument("-v", "--verbose", help="Display rom's header checksums and their corresponding xml folder", dest="verbose", action="store_true")
+    parser.add_argument("--gen-headers", help="Generate source headers to be checked in", dest="gen_headers", action="store_true")
 
     args = parser.parse_args()
 
@@ -41,7 +48,7 @@ def main():
         if (os.path.exists("Extract")):
             shutil.rmtree("Extract")
 
-        BuildOTR("../soh/assets/xml/" + rom.version.xml_ver + "/", rom.file_path, zapd_exe=args.zapd_exe)
+        BuildOTR("../soh/assets/xml/" + rom.version.xml_ver + "/", rom.file_path, zapd_exe=args.zapd_exe, genHeaders=args.gen_headers)
 
 if __name__ == "__main__":
     main()