1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #ifndef SCENE_SRC_MESH_MESH_H
17 #define SCENE_SRC_MESH_MESH_H
18
19 #include <mutex>
20 #include <scene/ext/ecs_lazy_property.h>
21 #include <scene/ext/intf_create_entity.h>
22 #include <scene/interface/intf_mesh.h>
23
24 #include <meta/api/event_handler.h>
25 #include <meta/ext/implementation_macros.h>
26 #include <meta/ext/object.h>
27 #include <meta/ext/resource/resource.h>
28 #include <meta/interface/intf_owner.h>
29
30 #include "component/mesh_component.h"
31
SCENE_BEGIN_NAMESPACE()32 SCENE_BEGIN_NAMESPACE()
33
34 class Mesh : public META_NS::IntroduceInterfaces<NamedSceneObject, IMesh, ICreateEntity, CORE_NS::IResource> {
35 META_OBJECT(Mesh, ClassId::Mesh, IntroduceInterfaces)
36 public:
37 void Destroy() override;
38
39 META_BEGIN_STATIC_DATA()
40 META_STATIC_FORWARDED_PROPERTY_DATA(IMesh, BASE_NS::Math::Vec3, AABBMin)
41 META_STATIC_FORWARDED_PROPERTY_DATA(IMesh, BASE_NS::Math::Vec3, AABBMax)
42 SCENE_STATIC_DYNINIT_ARRAY_PROPERTY_DATA(IMesh, ISubMesh::Ptr, SubMeshes, "")
43 META_END_STATIC_DATA()
44
45 META_FORWARD_READONLY_PROPERTY(BASE_NS::Math::Vec3, AABBMin, mesh_->AABBMin())
46 META_FORWARD_READONLY_PROPERTY(BASE_NS::Math::Vec3, AABBMax, mesh_->AABBMax())
47 META_IMPLEMENT_READONLY_ARRAY_PROPERTY(ISubMesh::Ptr, SubMeshes)
48
49 public:
50 bool SetEcsObject(const IEcsObject::Ptr&) override;
51 CORE_NS::Entity CreateEntity(const IInternalScene::Ptr& scene) override;
52 bool InitDynamicProperty(const META_NS::IProperty::Ptr& p, BASE_NS::string_view path) override;
53
54 public: // IResource (empty implementation as placeholder, needed to initialize API Mesh resource with IMesh::Ptr
55 CORE_NS::ResourceType GetResourceType() const override
56 {
57 return {};
58 }
59 CORE_NS::ResourceId GetResourceId() const override
60 {
61 return {};
62 }
63
64 private:
65 void SetInternalMesh(IInternalMesh::Ptr m);
66 BASE_NS::vector<CORE3D_NS::MeshComponent::Submesh> ConstructComponentSubmeshes(
67 const BASE_NS::vector<ISubMesh::Ptr>& submeshes) const;
68
69 IEcsObject::Ptr GetMeshEcsObject() const;
70 void RecalculateAABB();
71 bool UpdateSubmeshes(META_NS::ArrayProperty<ISubMesh::Ptr> prop);
72 void RefreshSubmeshes(const BASE_NS::vector<ISubMesh::Ptr>& subs);
73
74 protected:
75 mutable std::mutex mutex_;
76 CORE_NS::EntityReference meshEntity_;
77 IInternalMesh::Ptr mesh_;
78 META_NS::EventHandler submeshEvent_;
79 };
80
81 SCENE_END_NAMESPACE()
82
83 #endif
84