Merge pull request #1164 from dsnopek/classdb-singleton-alternate
Add static methods to `ClassDB` for the methods bound to the `ClassDB` singletonpull/1165/head
David Snopek
GitHub
commit
0d6de7a80e
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@ -97,9 +97,10 @@ def get_file_list(api_filepath, output_dir, headers=False, sources=False):
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files.append(str(source_filename.as_posix()))
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for engine_class in api["classes"]:
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# TODO: Properly setup this singleton since it conflicts with ClassDB in the bindings.
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# Generate code for the ClassDB singleton under a different name.
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if engine_class["name"] == "ClassDB":
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continue
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engine_class["name"] = "ClassDBSingleton"
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engine_class["alias_for"] = "ClassDB"
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header_filename = include_gen_folder / "classes" / (camel_to_snake(engine_class["name"]) + ".hpp")
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source_filename = source_gen_folder / "classes" / (camel_to_snake(engine_class["name"]) + ".cpp")
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if headers:
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@ -1075,21 +1076,23 @@ def generate_engine_classes_bindings(api, output_dir, use_template_get_node):
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# First create map of classes and singletons.
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for class_api in api["classes"]:
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# TODO: Properly setup this singleton since it conflicts with ClassDB in the bindings.
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# Generate code for the ClassDB singleton under a different name.
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if class_api["name"] == "ClassDB":
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continue
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class_api["name"] = "ClassDBSingleton"
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class_api["alias_for"] = "ClassDB"
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engine_classes[class_api["name"]] = class_api["is_refcounted"]
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for native_struct in api["native_structures"]:
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engine_classes[native_struct["name"]] = False
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native_structures.append(native_struct["name"])
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for singleton in api["singletons"]:
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# Generate code for the ClassDB singleton under a different name.
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if singleton["name"] == "ClassDB":
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singleton["name"] = "ClassDBSingleton"
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singleton["alias_for"] = "ClassDB"
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singletons.append(singleton["name"])
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for class_api in api["classes"]:
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# TODO: Properly setup this singleton since it conflicts with ClassDB in the bindings.
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if class_api["name"] == "ClassDB":
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continue
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# Check used classes for header include.
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used_classes = set()
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fully_used_classes = set()
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@ -1287,7 +1290,7 @@ def generate_engine_class_header(class_api, used_classes, fully_used_classes, us
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if len(fully_used_classes) > 0:
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result.append("")
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if class_name != "Object":
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if class_name != "Object" and class_name != "ClassDBSingleton":
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result.append("#include <godot_cpp/core/class_db.hpp>")
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result.append("")
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result.append("#include <type_traits>")
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@ -1308,7 +1311,10 @@ def generate_engine_class_header(class_api, used_classes, fully_used_classes, us
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inherits = class_api["inherits"] if "inherits" in class_api else "Wrapped"
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result.append(f"class {class_name} : public {inherits} {{")
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result.append(f"\tGDEXTENSION_CLASS({class_name}, {inherits})")
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if "alias_for" in class_api:
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result.append(f"\tGDEXTENSION_CLASS_ALIAS({class_name}, {class_api['alias_for']}, {inherits})")
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else:
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result.append(f"\tGDEXTENSION_CLASS({class_name}, {inherits})")
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result.append("")
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result.append("public:")
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@ -1466,6 +1472,51 @@ def generate_engine_class_header(class_api, used_classes, fully_used_classes, us
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result.append(f'VARIANT_ENUM_CAST({class_name}::{enum_api["name"]});')
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result.append("")
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if class_name == "ClassDBSingleton":
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result.append("#define CLASSDB_SINGLETON_FORWARD_METHODS \\")
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for method in class_api["methods"]:
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# ClassDBSingleton shouldn't have any static or vararg methods, but if some appear later, lets skip them.
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if vararg:
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continue
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if "is_static" in method and method["is_static"]:
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continue
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method_signature = "\tstatic "
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if "return_type" in method:
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method_signature += f'{correct_type(method["return_type"])} '
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elif "return_value" in method:
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method_signature += (
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correct_type(method["return_value"]["type"], method["return_value"].get("meta", None)) + " "
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)
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else:
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method_signature += "void "
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method_signature += f'{method["name"]}('
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method_arguments = []
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if "arguments" in method:
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method_arguments = method["arguments"]
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method_signature += make_function_parameters(
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method_arguments, include_default=True, for_builtin=True, is_vararg=False
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)
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method_signature += ") { \\"
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result.append(method_signature)
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method_body = "\t\t"
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if "return_type" in method or "return_value" in method:
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method_body += "return "
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method_body += f'ClassDBSingleton::get_singleton()->{method["name"]}('
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method_body += ", ".join(map(lambda x: escape_identifier(x["name"]), method_arguments))
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method_body += "); \\"
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result.append(method_body)
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result.append("\t} \\")
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result.append("\t;")
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result.append("")
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result.append(f"#endif // ! {header_guard}")
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return "\n".join(result)
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@ -2399,6 +2450,7 @@ def escape_identifier(id):
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"operator": "_operator",
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"typeof": "type_of",
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"typename": "type_name",
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"enum": "_enum",
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}
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if id in cpp_keywords_map:
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return cpp_keywords_map[id]
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@ -326,7 +326,7 @@ public:
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};
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// Don't use this for your classes, use GDCLASS() instead.
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#define GDEXTENSION_CLASS(m_class, m_inherits) \
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#define GDEXTENSION_CLASS_ALIAS(m_class, m_alias_for, m_inherits) \
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private: \
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void operator=(const m_class &p_rval) {} \
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\
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@ -378,7 +378,7 @@ public:
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static void initialize_class() {} \
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\
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static ::godot::StringName &get_class_static() { \
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static ::godot::StringName string_name = ::godot::StringName(#m_class); \
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static ::godot::StringName string_name = ::godot::StringName(#m_alias_for); \
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return string_name; \
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} \
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\
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@ -403,6 +403,9 @@ public:
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_gde_binding_free_callback, \
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_gde_binding_reference_callback, \
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}; \
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m_class() : m_class(#m_class) {}
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m_class() : m_class(#m_alias_for) {}
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// Don't use this for your classes, use GDCLASS() instead.
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#define GDEXTENSION_CLASS(m_class, m_inherits) GDEXTENSION_CLASS_ALIAS(m_class, m_class, m_inherits)
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#endif // GODOT_WRAPPED_HPP
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@ -38,6 +38,8 @@
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#include <godot_cpp/core/method_bind.hpp>
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#include <godot_cpp/core/object.hpp>
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#include <godot_cpp/classes/class_db_singleton.hpp>
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#include <list>
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#include <set>
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#include <string>
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@ -139,6 +141,8 @@ public:
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static void initialize(GDExtensionInitializationLevel p_level);
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static void deinitialize(GDExtensionInitializationLevel p_level);
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CLASSDB_SINGLETON_FORWARD_METHODS;
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};
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#define BIND_CONSTANT(m_constant) \
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