Added options for sorting transparent objects (port of PR 63040)

2 files changed, 34 insertions, 0 deletions

diff --git a/scene/3d/visual_instance_3d.cpp b/scene/3d/visual_instance_3d.cpp
index b5b37bf837..73af068c4a 100644
--- a/scene/3d/visual_instance_3d.cpp
+++ b/scene/3d/visual_instance_3d.cpp
@@ -101,6 +101,24 @@ bool VisualInstance3D::get_layer_mask_value(int p_layer_number) const {
 	return layers & (1 << (p_layer_number - 1));
 }
 
+void VisualInstance3D::set_sorting_offset(float p_offset) {
+	sorting_offset = p_offset;
+	RenderingServer::get_singleton()->instance_set_pivot_data(instance, sorting_offset, sorting_use_aabb_center);
+}
+
+float VisualInstance3D::get_sorting_offset() const {
+	return sorting_offset;
+}
+
+void VisualInstance3D::set_sorting_use_aabb_center(bool p_enabled) {
+	sorting_use_aabb_center = p_enabled;
+	RenderingServer::get_singleton()->instance_set_pivot_data(instance, sorting_offset, sorting_use_aabb_center);
+}
+
+bool VisualInstance3D::is_sorting_use_aabb_center() const {
+	return sorting_use_aabb_center;
+}
+
 void VisualInstance3D::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_base", "base"), &VisualInstance3D::set_base);
 	ClassDB::bind_method(D_METHOD("get_base"), &VisualInstance3D::get_base);
@@ -109,9 +127,17 @@ void VisualInstance3D::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_layer_mask"), &VisualInstance3D::get_layer_mask);
 	ClassDB::bind_method(D_METHOD("set_layer_mask_value", "layer_number", "value"), &VisualInstance3D::set_layer_mask_value);
 	ClassDB::bind_method(D_METHOD("get_layer_mask_value", "layer_number"), &VisualInstance3D::get_layer_mask_value);
+	ClassDB::bind_method(D_METHOD("set_sorting_offset", "offset"), &VisualInstance3D::set_sorting_offset);
+	ClassDB::bind_method(D_METHOD("get_sorting_offset"), &VisualInstance3D::get_sorting_offset);
+	ClassDB::bind_method(D_METHOD("set_sorting_use_aabb_center", "enabled"), &VisualInstance3D::set_sorting_use_aabb_center);
+	ClassDB::bind_method(D_METHOD("is_sorting_use_aabb_center"), &VisualInstance3D::is_sorting_use_aabb_center);
 
 	GDVIRTUAL_BIND(_get_aabb);
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "layers", PROPERTY_HINT_LAYERS_3D_RENDER), "set_layer_mask", "get_layer_mask");
+
+	ADD_GROUP("Sorting", "sorting_");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sorting_offset"), "set_sorting_offset", "get_sorting_offset");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sorting_use_aabb_center"), "set_sorting_use_aabb_center", "is_sorting_use_aabb_center");
 }
 
 void VisualInstance3D::set_base(const RID &p_base) {
diff --git a/scene/3d/visual_instance_3d.h b/scene/3d/visual_instance_3d.h
index f18bff2ddc..8241aef96d 100644
--- a/scene/3d/visual_instance_3d.h
+++ b/scene/3d/visual_instance_3d.h
@@ -39,6 +39,8 @@ class VisualInstance3D : public Node3D {
 	RID base;
 	RID instance;
 	uint32_t layers = 1;
+	float sorting_offset = 0.0;
+	bool sorting_use_aabb_center = true;
 
 protected:
 	void _update_visibility();
@@ -67,6 +69,12 @@ public:
 	void set_layer_mask_value(int p_layer_number, bool p_enable);
 	bool get_layer_mask_value(int p_layer_number) const;
 
+	void set_sorting_offset(float p_offset);
+	float get_sorting_offset() const;
+
+	void set_sorting_use_aabb_center(bool p_enabled);
+	bool is_sorting_use_aabb_center() const;
+
 	VisualInstance3D();
 	~VisualInstance3D();
 };