Merge pull request #23 from RameshRavone/patch-3

Update README.md
pull/24/head
Thomas Herzog 2017-07-26 20:19:21 +02:00 committed by GitHub
commit 57a5d0cf7e
1 changed files with 35 additions and 19 deletions

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@ -26,20 +26,20 @@ $ cd cpp_bindings
Edit `SConstruct` file and assign your godot executable path at line:7 `godot_bin_path = "../godot_fork/bin/"`,
Building core/bindings, (`libgodot_cpp_core.so` , `libgodot_cpp_bindings.so`)
Building cpp_bindings
```
$ scons p=linux
$ scons p=linux target=bindings generate_bindings=yes
```
resulting libraries will be placed under `bin/` and generated bindings will be found under `includes/*`
resulting libraries will be placed under `bin/` and the generated headers will be placed under `include/*`
Note: Use `use_llvm=yes` to use clang.
Note:
Using `generate_bindings=yes` you can generate `godot_api.json` (Godot API)
Use `use_llvm=yes` to use clang++.
copy Core && Bindings librarys into `SimpleLibrary/lib` folder
Copy bindings librarys into `SimpleLibrary/lib` folder
```
$ cd ..
$ cp cpp_bindings/bin/libgodot_cpp_core.so lib/
$ cp cpp_bindings/bin/libgodot_cpp_bindings.so lib/
$ cp cpp_bindings/bin/libgodot_cpp_bindings.a lib/
```
And our file structure will be
```
@ -47,19 +47,15 @@ And our file structure will be
├── cpp_bindings/
├── godot_headers/
├── lib/
│ ├── libgodot_cpp_core.so
│ ├── libgodot_cpp_bindings.so
│ └──libgodot_cpp_bindings.a
└── src/
```
# Creating simple class
Create `init.cpp` under `SimpleLibrary/src/` and add the following code
```cpp
#include <godot.h>
```
#include <core/Godot.hpp>
#include <core/GodotGlobal.hpp>
#include <Reference.hpp>
using namespace godot;
@ -82,10 +78,29 @@ public:
static void _register_methods() {
register_method("method", &SimpleClass::method);
/**
* How to register exports like gdscript
* export var _name = "SimpleClass"
**/
register_property((char *)"base/name", &SimpleClass::_name, String("SimpleClass"));
}
String _name;
};
GODOT_NATIVE_INIT(godot_native_init_options *options) {
/** GDNative Initialize **/
GDNATIVE_INIT(godot_gdnative_init_options *options) {
}
/** GDNative Terminate **/
GDNATIVE_TERMINATE(godot_gdnative_terminate_options *options) {
}
/** NativeScript Initialize **/
NATIVESCRIPT_INIT() {
register_class<SimpleClass>();
}
```
@ -93,16 +108,17 @@ GODOT_NATIVE_INIT(godot_native_init_options *options) {
# Compiling
```
$ cd ..
$ clang -fPIC -o src/init.os -c src/init.cpp -g -O3 -std=c++14 -Icpp_bindings/include -Igodot_headers -Icpp_bindings/include/core
$ clang -o lib/libtest.so -shared src/init.os -Llib -lgodot_cpp_core -lgodot_cpp_bindings
$ clang -fPIC -o src/init.os -c src/init.cpp -g -O3 -std=c++14 -Icpp_bindings/include -Igodot_headers -Icpp_bindings/include/
$ clang -o lib/libtest.so -shared src/init.os -Llib -lgodot_cpp_bindings
```
This creates the file `libtest.so` in your `SimpleLibrary/lib` directory. For windows you need to find out what compiler flags need to be used.
# Creating `.gdn` file
follow [godot_header/README.md](https://github.com/GodotNativeTools/godot_headers/blob/master/README.md) file to create the `.gdn`
# Creating `.gdns` file
follow [godot_header/README.md](https://github.com/GodotNativeTools/godot_headers/blob/master/README.md#how-do-i-use-native-scripts-from-the-editor) to create the `.gdns`
# Implementing with gdscript
```gdscript
var simpleclass = load("res://simpleclass.gdn").new();
var simpleclass = load("res://simpleclass.gdns").new();
simpleclass.method("Test argument");
```