set cpp project mode on demand

This commit is contained in:
Ondrej Samohel 2020-03-02 12:25:15 +01:00
parent e0e182d6b5
commit 5a56df384d
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GPG key ID: 8A29C663C672C2B7
2 changed files with 127 additions and 58 deletions

View file

@ -42,7 +42,7 @@ class UnrealPrelaunch(PypeHook):
# of the project name. This is because project name is then used
# in various places inside c++ code and there variable names cannot
# start with non-alpha. We append 'P' before project name to solve it.
# :scream:
# 😱
if not project_name[:1].isalpha():
self.log.warning(f"Project name doesn't start with alphabet "
f"character ({project_name}). Appending 'P'")
@ -67,17 +67,17 @@ class UnrealPrelaunch(PypeHook):
os.makedirs(project_path, exist_ok=True)
project_file = os.path.join(project_path, f"{project_name}.uproject")
engine_path = detected[engine_version]
if not os.path.isfile(project_file):
self.log.info((f"{self.signature} creating unreal "
f"project [ {project_name} ]"))
if env.get("AVALON_UNREAL_PLUGIN"):
os.environ["AVALON_UNREAL_PLUGIN"] = env.get("AVALON_UNREAL_PLUGIN") # noqa: E501
unreal_lib.create_unreal_project(project_name,
engine_version, project_path)
self.log.info((f"{self.signature} preparing unreal project ... "))
unreal_lib.prepare_project(project_file, detected[engine_version])
engine_version,
project_path,
engine_path=engine_path)
env["PYPE_UNREAL_PROJECT_FILE"] = project_file
env["AVALON_CURRENT_UNREAL_ENGINE"] = detected[engine_version]
env["AVALON_CURRENT_UNREAL_ENGINE"] = engine_path
return True

View file

@ -4,6 +4,7 @@ import platform
import json
from distutils import dir_util
import subprocess
from pypeapp import config
def get_engine_versions():
@ -63,7 +64,7 @@ def _win_get_engine_versions():
return _parse_launcher_locations(install_json_path)
def _darwin_get_engine_version():
def _darwin_get_engine_version() -> dict:
"""
It works the same as on Windows, just JSON file location is different.
"""
@ -79,7 +80,16 @@ def _darwin_get_engine_version():
return _parse_launcher_locations(install_json_path)
def _parse_launcher_locations(install_json_path):
def _parse_launcher_locations(install_json_path: str) -> dict:
"""
This will parse locations from json file.
:param install_json_path: path to `LauncherInstalled.dat`
:type install_json_path: str
:returns: returns dict with unreal engine versions as keys and
paths to those engine installations as value.
:rtype: dict
"""
engine_locations = {}
if os.path.isfile(install_json_path):
with open(install_json_path, "r") as ilf:
@ -99,7 +109,11 @@ def _parse_launcher_locations(install_json_path):
return engine_locations
def create_unreal_project(project_name, ue_version, dir):
def create_unreal_project(project_name: str,
ue_version: str,
pr_dir: str,
engine_path: str,
dev_mode: bool = False) -> None:
"""
This will create `.uproject` file at specified location. As there is no
way I know to create project via command line, this is easiest option.
@ -107,12 +121,30 @@ def create_unreal_project(project_name, ue_version, dir):
`AVALON_UNREAL_PLUGIN` environment variable we assume this is location
of Avalon Integration Plugin and we copy its content to project folder
and enable this plugin.
:param project_name: project name
:type project_name: str
:param ue_version: unreal engine version (like 4.23)
:type ue_version: str
:param pr_dir: path to directory where project will be created
:type pr_dir: str
:param engine_path: Path to Unreal Engine installation
:type engine_path: str
:param dev_mode: Flag to trigger C++ style Unreal project needing
Visual Studio and other tools to compile plugins from
sources. This will trigger automatically if `Binaries`
directory is not found in plugin folders as this indicates
this is only source distribution of the plugin. Dev mode
is also set by preset file `unreal/project_setup.json` in
**PYPE_CONFIG**.
:type dev_mode: bool
:returns: None
"""
import git
preset = config.get_presets()["unreal"]["project_setup"]
if os.path.isdir(os.environ.get("AVALON_UNREAL_PLUGIN", "")):
# copy plugin to correct path under project
plugins_path = os.path.join(dir, "Plugins")
plugins_path = os.path.join(pr_dir, "Plugins")
avalon_plugin_path = os.path.join(plugins_path, "Avalon")
if not os.path.isdir(avalon_plugin_path):
os.makedirs(avalon_plugin_path, exist_ok=True)
@ -120,68 +152,105 @@ def create_unreal_project(project_name, ue_version, dir):
dir_util.copy_tree(os.environ.get("AVALON_UNREAL_PLUGIN"),
avalon_plugin_path)
# If `PYPE_UNREAL_ENGINE_PYTHON_PLUGIN` is set, copy it from there to
# support offline installation.
# Otherwise clone UnrealEnginePython to Plugins directory
# https://github.com/20tab/UnrealEnginePython.git
uep_path = os.path.join(plugins_path, "UnrealEnginePython")
if os.environ.get("PYPE_UNREAL_ENGINE_PYTHON_PLUGIN"):
os.makedirs(uep_path, exist_ok=True)
dir_util._path_created = {}
dir_util.copy_tree(os.environ.get("PYPE_UNREAL_ENGINE_PYTHON_PLUGIN"),
uep_path)
else:
git.Repo.clone_from("https://github.com/20tab/UnrealEnginePython.git",
uep_path)
# now we need to fix python path in:
# `UnrealEnginePython.Build.cs`
# to point to our python
with open(os.path.join(
uep_path, "Source",
"UnrealEnginePython",
"UnrealEnginePython.Build.cs"), mode="r") as f:
build_file = f.read()
fix = build_file.replace(
'private string pythonHome = "";',
'private string pythonHome = "{}";'.format(
sys.base_prefix.replace("\\", "/")))
with open(os.path.join(
uep_path, "Source",
"UnrealEnginePython",
"UnrealEnginePython.Build.cs"), mode="w") as f:
f.write(fix)
if (not os.path.isdir(os.path.join(avalon_plugin_path, "Binaries"))
or not os.path.join(avalon_plugin_path, "Intermediate")):
dev_mode = True
# data for project file
data = {
"FileVersion": 3,
"EngineAssociation": ue_version,
"Category": "",
"Description": "",
"Modules": [
{
"Plugins": [
{"Name": "PythonScriptPlugin", "Enabled": True},
{"Name": "EditorScriptingUtilities", "Enabled": True},
{"Name": "Avalon", "Enabled": True}
]
}
if preset["install_unreal_python_engine"]:
# If `PYPE_UNREAL_ENGINE_PYTHON_PLUGIN` is set, copy it from there to
# support offline installation.
# Otherwise clone UnrealEnginePython to Plugins directory
# https://github.com/20tab/UnrealEnginePython.git
uep_path = os.path.join(plugins_path, "UnrealEnginePython")
if os.environ.get("PYPE_UNREAL_ENGINE_PYTHON_PLUGIN"):
os.makedirs(uep_path, exist_ok=True)
dir_util._path_created = {}
dir_util.copy_tree(
os.environ.get("PYPE_UNREAL_ENGINE_PYTHON_PLUGIN"),
uep_path)
else:
# WARNING: this will trigger dev_mode, because we need to compile
# this plugin.
dev_mode = True
import git
git.Repo.clone_from(
"https://github.com/20tab/UnrealEnginePython.git",
uep_path)
data["Plugins"].append(
{"Name": "UnrealEnginePython", "Enabled": True})
if (not os.path.isdir(os.path.join(uep_path, "Binaries"))
or not os.path.join(uep_path, "Intermediate")):
dev_mode = True
if dev_mode or preset["dev_mode"]:
# this will add project module and necessary source file to make it
# C++ project and to (hopefully) make Unreal Editor to compile all
# sources at start
data["Modules"] = [{
"Name": project_name,
"Type": "Runtime",
"LoadingPhase": "Default",
"AdditionalDependencies": ["Engine"],
}
],
"Plugins": [
{"Name": "PythonScriptPlugin", "Enabled": True},
{"Name": "EditorScriptingUtilities", "Enabled": True},
{"Name": "Avalon", "Enabled": True},
{"Name": "UnrealEnginePython", "Enabled": True}
],
}
}]
project_file = os.path.join(dir, "{}.uproject".format(project_name))
if preset["install_unreal_python_engine"]:
# now we need to fix python path in:
# `UnrealEnginePython.Build.cs`
# to point to our python
with open(os.path.join(
uep_path, "Source",
"UnrealEnginePython",
"UnrealEnginePython.Build.cs"), mode="r") as f:
build_file = f.read()
fix = build_file.replace(
'private string pythonHome = "";',
'private string pythonHome = "{}";'.format(
sys.base_prefix.replace("\\", "/")))
with open(os.path.join(
uep_path, "Source",
"UnrealEnginePython",
"UnrealEnginePython.Build.cs"), mode="w") as f:
f.write(fix)
# write project file
project_file = os.path.join(pr_dir, "{}.uproject".format(project_name))
with open(project_file, mode="w") as pf:
json.dump(data, pf, indent=4)
# ensure we have PySide installed in engine
# TODO: make it work for other platforms 🍎 🐧
if platform.system().lower() == "windows":
python_path = os.path.join(engine_path, "Engine", "Binaries",
"ThirdParty", "Python", "Win64",
"python.exe")
def prepare_project(project_file: str, engine_path: str):
subprocess.run([python_path, "-m",
"pip", "install", "pyside"])
if dev_mode or preset["dev_mode"]:
_prepare_cpp_project(pr_dir, engine_path)
def _prepare_cpp_project(project_file: str, engine_path: str) -> None:
"""
This function will add source files needed for project to be
rebuild along with the avalon integration plugin.