virtualx-engine/modules/gdnative/SCsub

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#!/usr/bin/env python
Import('env')
gdn_env = env.Clone()
gdn_env.add_source_files(env.modules_sources, "gd_native_library_editor.cpp")
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.Append(CPPPATH=['#modules/gdnative/include/'])
SConscript("nativearvr/SCsub")
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SConscript("pluginscript/SCsub")
def _spaced(e):
return e if e[-1] == '*' else e + ' '
def _build_gdnative_api_struct_header(api):
out = [
'/* THIS FILE IS GENERATED DO NOT EDIT */',
'#ifndef GODOT_GDNATIVE_API_STRUCT_H',
'#define GODOT_GDNATIVE_API_STRUCT_H',
'',
'#include <gdnative/gdnative.h>',
'#include <nativearvr/godot_nativearvr.h>',
'#include <nativescript/godot_nativescript.h>',
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'#include <pluginscript/godot_pluginscript.h>',
'',
'#define GDNATIVE_API_INIT(options) do { extern const godot_gdnative_api_struct *_gdnative_wrapper_api_struct; _gdnative_wrapper_api_struct = options->api_struct; } while (0)',
'',
'#ifdef __cplusplus',
'extern "C" {',
'#endif',
'',
'typedef struct godot_gdnative_api_struct {',
'\tvoid *next;',
'\tconst char *version;',
]
for funcdef in api['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_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 <gdnative_api_struct.gen.h>',
'',
'const char *_gdnative_api_version = "%s";' % api['version'],
'extern const godot_gdnative_api_struct api_struct = {',
'\tNULL,',
'\t_gdnative_api_version,',
]
for funcdef in api['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 <gdnative/gdnative.h>',
'#include <nativescript/godot_nativescript.h>',
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'#include <pluginscript/godot_pluginscript.h>',
'',
'#include <gdnative_api_struct.gen.h>',
'',
'godot_gdnative_api_struct *_gdnative_wrapper_api_struct = 0;',
'',
'#ifdef __cplusplus',
'extern "C" {',
'#endif',
''
]
for funcdef in api['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('')
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/'])
# I think this doesn't work on MSVC yet...
gd_wrapper_env.Append(CCFLAGS=['-fPIC'])
gd_wrapper_env.Library("#bin/gdnative_wrapper_code", [gensource])