godotengine/godot
1
0
Fork 0
mirror of https://github.com/godotengine/godot.git synced 2025-11-07 12:30:27 +00:00
Code Releases Wiki Activity

Add ability to call code on rendering thread

Browse Source 
As more users use compute in Godot 4, the way they do is most likely incompatible when running
on separate threads and will start erroring soon as we improve the thread safety of the render thread.

To properly run code on the render thread, this function was added. Use like this:

```GDScript

func initialize_compute_code():
	....

func update_compute_code(custom_data):
	...

func _ready():
	RenderingServer.call_on_render_thread( initialize_compute_code )

func _process():
	RenderingServer.call_on_render_thread( update_compute_code.bind(with_data) )

```
This commit is contained in:
Juan Linietsky
2023-07-20 11:49:59 +02:00
parent 202e4b2c1e
commit c7fb6cea3d
5 changed files with 28 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
servers/rendering/rendering_server_default.h
View File

@@ -97,6 +97,8 @@ class RenderingServerDefault : public RenderingServer {
void _free(RID p_rid);
void _call_on_render_thread(const Callable &p_callable);
public:
//if editor is redrawing when it shouldn't, enable this and put a breakpoint in _changes_changed()
//#define DEBUG_CHANGES
@@ -987,6 +989,15 @@ public:
virtual void init() override;
virtual void finish() override;
virtual void call_on_render_thread(const Callable &p_callable) override {
if (Thread::get_caller_id() == server_thread) {
command_queue.flush_if_pending();
_call_on_render_thread(p_callable);
} else {
command_queue.push(this, &RenderingServerDefault::_call_on_render_thread, p_callable);
}
}
/* TESTING */
virtual double get_frame_setup_time_cpu() const override;