#!/usr/bin/env python Import('env') gdn_env = env.Clone() gdn_env.add_source_files(env.modules_sources, "gdnative.cpp") gdn_env.add_source_files(env.modules_sources, "register_types.cpp") gdn_env.add_source_files(env.modules_sources, "gdnative/*.cpp") gdn_env.add_source_files(env.modules_sources, "nativescript/*.cpp") gdn_env.add_source_files(env.modules_sources, "gdnative_library_singleton_editor.cpp") gdn_env.add_source_files(env.modules_sources, "gdnative_library_editor_plugin.cpp") gdn_env.Append(CPPPATH=['#modules/gdnative/include/']) SConscript("arvr/SCsub") SConscript("pluginscript/SCsub") def _spaced(e): return e if e[-1] == '*' else e + ' ' def _build_gdnative_api_struct_header(api): gdnative_api_init_macro = [ '\textern const godot_gdnative_core_api_struct *_gdnative_wrapper_api_struct;' ] for name in api['extensions']: gdnative_api_init_macro.append( '\textern const godot_gdnative_ext_{0}_api_struct *_gdnative_wrapper_{0}_api_struct;'.format(name)) gdnative_api_init_macro.append('\t_gdnative_wrapper_api_struct = options->api_struct;') gdnative_api_init_macro.append('\tfor (unsigned int i = 0; i < _gdnative_wrapper_api_struct->num_extensions; i++) { ') gdnative_api_init_macro.append('\t\tswitch (_gdnative_wrapper_api_struct->extensions[i]->type) {') for name in api['extensions']: gdnative_api_init_macro.append( '\t\t\tcase GDNATIVE_EXT_%s:' % api['extensions'][name]['type']) gdnative_api_init_macro.append( '\t\t\t\t_gdnative_wrapper_{0}_api_struct = (godot_gdnative_ext_{0}_api_struct *)' ' _gdnative_wrapper_api_struct->extensions[i];'.format(name)) gdnative_api_init_macro.append('\t\t\t\tbreak;') gdnative_api_init_macro.append('\t\t}') gdnative_api_init_macro.append('\t}') out = [ '/* THIS FILE IS GENERATED DO NOT EDIT */', '#ifndef GODOT_GDNATIVE_API_STRUCT_H', '#define GODOT_GDNATIVE_API_STRUCT_H', '', '#include ', '#include ', '#include ', '#include ', '', '#define GDNATIVE_API_INIT(options) do { \\\n' + ' \\\n'.join(gdnative_api_init_macro) + ' \\\n } while (0)', '', '#ifdef __cplusplus', 'extern "C" {', '#endif', '', 'enum GDNATIVE_API_TYPES {', '\tGDNATIVE_' + api['core']['type'] + ',' ] for name in api['extensions']: out += ['\tGDNATIVE_EXT_' + api['extensions'][name]['type'] + ','] out += ['};', ''] def generate_extension_struct(name, ext, include_version=True): ret_val = [] if ext['next']: ret_val += generate_extension_struct(name, ext['next']) ret_val += [ 'typedef struct godot_gdnative_ext_' + name + ('' if not include_version else ('_{0}_{1}'.format(ext['version']['major'], ext['version']['minor']))) + '_api_struct {', '\tunsigned int type;', '\tgodot_gdnative_api_version version;', '\tconst godot_gdnative_api_struct *next;' ] for funcdef in ext['api']: args = ', '.join(['%s%s' % (_spaced(t), n) for t, n in funcdef['arguments']]) ret_val.append('\t%s(*%s)(%s);' % (_spaced(funcdef['return_type']), funcdef['name'], args)) ret_val += ['} godot_gdnative_ext_' + name + ('' if not include_version else ('_{0}_{1}'.format(ext['version']['major'], ext['version']['minor']))) + '_api_struct;', ''] return ret_val for name in api['extensions']: out += generate_extension_struct(name, api['extensions'][name], False) out += [ 'typedef struct godot_gdnative_core_api_struct {', '\tunsigned int type;', '\tgodot_gdnative_api_version version;', '\tconst godot_gdnative_api_struct *next;', '\tunsigned int num_extensions;', '\tconst godot_gdnative_api_struct **extensions;', ] for funcdef in api['core']['api']: args = ', '.join(['%s%s' % (_spaced(t), n) for t, n in funcdef['arguments']]) out.append('\t%s(*%s)(%s);' % (_spaced(funcdef['return_type']), funcdef['name'], args)) out += [ '} godot_gdnative_core_api_struct;', '', '#ifdef __cplusplus', '}', '#endif', '', '#endif // GODOT_GDNATIVE_API_STRUCT_H', '' ] return '\n'.join(out) def _build_gdnative_api_struct_source(api): out = [ '/* THIS FILE IS GENERATED DO NOT EDIT */', '', '#include ', '' ] def get_extension_struct_name(name, ext, include_version=True): return 'godot_gdnative_ext_' + name + ('' if not include_version else ('_{0}_{1}'.format(ext['version']['major'], ext['version']['minor']))) + '_api_struct' def get_extension_struct_instance_name(name, ext, include_version=True): return 'api_extension_' + name + ('' if not include_version else ('_{0}_{1}'.format(ext['version']['major'], ext['version']['minor']))) + '_struct' def get_extension_struct_definition(name, ext, include_version=True): ret_val = [] if ext['next']: ret_val += get_extension_struct_definition(name, ext['next']) ret_val += [ 'extern const ' + get_extension_struct_name(name, ext, include_version) + ' ' + get_extension_struct_instance_name(name, ext, include_version) + ' = {', '\tGDNATIVE_EXT_' + ext['type'] + ',', '\t{' + str(ext['version']['major']) + ', ' + str(ext['version']['minor']) + '},', '\t' + ('NULL' if not ext['next'] else ('(const godot_gdnative_api_struct *)&' + get_extension_struct_instance_name(name, ext['next']))) + ',' ] for funcdef in ext['api']: ret_val.append('\t%s,' % funcdef['name']) ret_val += ['};\n'] return ret_val for name in api['extensions']: out += get_extension_struct_definition(name, api['extensions'][name], False) out += ['', 'const godot_gdnative_api_struct *gdnative_extensions_pointers[] = {'] for name in api['extensions']: out += ['\t(godot_gdnative_api_struct *)&api_extension_' + name + '_struct,'] out += ['};\n'] out += [ 'extern const godot_gdnative_core_api_struct api_struct = {', '\tGDNATIVE_' + api['core']['type'] + ',', '\t{' + str(api['core']['version']['major']) + ', ' + str(api['core']['version']['minor']) + '},', '\tNULL,', '\t' + str(len(api['extensions'])) + ',', '\tgdnative_extensions_pointers,', ] for funcdef in api['core']['api']: out.append('\t%s,' % funcdef['name']) out.append('};\n') return '\n'.join(out) def build_gdnative_api_struct(target, source, env): import json from collections import OrderedDict with open(source[0].path, 'r') as fd: api = json.load(fd) header, source = target with open(header.path, 'w') as fd: fd.write(_build_gdnative_api_struct_header(api)) with open(source.path, 'w') as fd: fd.write(_build_gdnative_api_struct_source(api)) _, gensource = gdn_env.Command(['include/gdnative_api_struct.gen.h', 'gdnative_api_struct.gen.cpp'], 'gdnative_api.json', build_gdnative_api_struct) gdn_env.add_source_files(env.modules_sources, [gensource]) env.use_ptrcall = True def _build_gdnative_wrapper_code(api): out = [ '/* THIS FILE IS GENERATED DO NOT EDIT */', '', '#include ', '#include ', '#include ', '#include ', '', '#include ', '', '#ifdef __cplusplus', 'extern "C" {', '#endif', '', 'godot_gdnative_core_api_struct *_gdnative_wrapper_api_struct = 0;', ] for name in api['extensions']: out.append('godot_gdnative_ext_' + name + '_api_struct *_gdnative_wrapper_' + name + '_api_struct = 0;') out += [''] for funcdef in api['core']['api']: args = ', '.join(['%s%s' % (_spaced(t), n) for t, n in funcdef['arguments']]) out.append('%s%s(%s) {' % (_spaced(funcdef['return_type']), funcdef['name'], args)) args = ', '.join(['%s' % n for t, n in funcdef['arguments']]) return_line = '\treturn ' if funcdef['return_type'] != 'void' else '\t' return_line += '_gdnative_wrapper_api_struct->' + funcdef['name'] + '(' + args + ');' out.append(return_line) out.append('}') out.append('') for name in api['extensions']: for funcdef in api['extensions'][name]['api']: args = ', '.join(['%s%s' % (_spaced(t), n) for t, n in funcdef['arguments']]) out.append('%s%s(%s) {' % (_spaced(funcdef['return_type']), funcdef['name'], args)) args = ', '.join(['%s' % n for t, n in funcdef['arguments']]) return_line = '\treturn ' if funcdef['return_type'] != 'void' else '\t' return_line += '_gdnative_wrapper_' + name + '_api_struct->' + funcdef['name'] + '(' + args + ');' out.append(return_line) out.append('}') out.append('') out += [ '#ifdef __cplusplus', '}', '#endif' ] return '\n'.join(out) def build_gdnative_wrapper_code(target, source, env): import json with open(source[0].path, 'r') as fd: api = json.load(fd) wrapper_file = target[0] with open(wrapper_file.path, 'w') as fd: fd.write(_build_gdnative_wrapper_code(api)) if ARGUMENTS.get('gdnative_wrapper', False): #build wrapper code gensource, = gdn_env.Command('gdnative_wrapper_code.gen.cpp', 'gdnative_api.json', build_gdnative_wrapper_code) gd_wrapper_env = env.Clone() gd_wrapper_env.Append(CPPPATH=['#modules/gdnative/include/']) if gd_wrapper_env['use_lto']: if not env.msvc: gd_wrapper_env.Append(CCFLAGS=['-fno-lto']) gd_wrapper_env.Append(LINKFLAGS=['-fno-lto']) else: gd_wrapper_env.Append(CCFLAGS=['/GL-']) gd_wrapper_env.Append(LINKFLAGS=['/LTCG:OFF']) if not env.msvc: gd_wrapper_env.Append(CCFLAGS=['-fPIC']) lib = gd_wrapper_env.add_library("#bin/gdnative_wrapper_code", [gensource])