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1 : /** 2 : Copyright (c) 2023 Stappler LLC <admin@stappler.dev> 3 : 4 : Permission is hereby granted, free of charge, to any person obtaining a copy 5 : of this software and associated documentation files (the "Software"), to deal 6 : in the Software without restriction, including without limitation the rights 7 : to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 : copies of the Software, and to permit persons to whom the Software is 9 : furnished to do so, subject to the following conditions: 10 : 11 : The above copyright notice and this permission notice shall be included in 12 : all copies or substantial portions of the Software. 13 : 14 : THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 : IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 : FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 : AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 : LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 : OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 20 : THE SOFTWARE. 21 : **/ 22 : 23 : #ifndef XENOLITH_CORE_XLCOREMESH_H_ 24 : #define XENOLITH_CORE_XLCOREMESH_H_ 25 : 26 : #include "XLCoreResource.h" 27 : #include "XLCoreAttachment.h" 28 : 29 : namespace STAPPLER_VERSIONIZED stappler::xenolith::core { 30 : 31 : class MeshAttachment; 32 : class MeshIndex; 33 : 34 : struct MeshInputData : AttachmentInputData { 35 : const MeshAttachment *attachment; 36 : Vector<Rc<MeshIndex>> meshesToAdd; 37 : Vector<Rc<MeshIndex>> meshesToRemove; 38 : }; 39 : 40 : class MeshSet final : public Ref { 41 : public: 42 : struct Index { 43 : uint64_t indexOffset; 44 : uint64_t vertexOffset; 45 : Rc<MeshIndex> index; 46 : }; 47 : 48 : virtual ~MeshSet(); 49 : 50 : bool init(Vector<Index> &&, BufferObject *index, BufferObject *vertex); 51 : 52 0 : const Vector<Index> &getIndexes() const { return _indexes; } 53 : 54 0 : const Rc<BufferObject> &getVertexBuffer() const { return _vertexBuffer; } 55 0 : const Rc<BufferObject> &getIndexBuffer() const { return _indexBuffer; } 56 : 57 : void clear(); 58 : 59 : protected: 60 : Vector<Index> _indexes; 61 : Rc<BufferObject> _vertexBuffer; 62 : Rc<BufferObject> _indexBuffer; 63 : }; 64 : 65 : class MeshIndex final : public Resource { 66 : public: 67 : using DataCallback = memory::callback<void(BytesView)>; 68 : using BufferCallback = memory::function<void(uint8_t *, uint64_t, const DataCallback &)>; 69 : 70 : struct MeshBufferInfo { 71 : uint64_t indexBufferSize; 72 : BufferCallback indexBufferCallback; 73 : 74 : uint64_t vertexBufferSize; 75 : BufferCallback vertexBufferCallback; 76 : }; 77 : 78 : virtual ~MeshIndex(); 79 : 80 : bool init(StringView, Rc<DataAtlas> &&, MeshBufferInfo &&); 81 : 82 0 : const BufferData *getVertexBufferData() const { return _vertexBuffer; } 83 0 : const BufferData *getIndexBufferData() const { return _indexBuffer; } 84 : 85 : const Rc<DataAtlas> &getAtlas() const { return _atlas; } 86 : 87 : protected: 88 : Rc<DataAtlas> _atlas; 89 : const BufferData *_vertexBuffer = nullptr; 90 : const BufferData *_indexBuffer = nullptr; 91 : }; 92 : 93 : // this attachment should provide material data buffer for rendering 94 : class MeshAttachment : public BufferAttachment { 95 : public: 96 : virtual ~MeshAttachment(); 97 : 98 : virtual bool init(AttachmentBuilder &, const BufferInfo &info, Vector<Rc<MeshIndex>> &&initials); 99 : 100 : const Rc<MeshSet> &getMeshes() const; 101 : void setMeshes(const Rc<MeshSet> &) const; 102 : 103 : protected: 104 : using BufferAttachment::init; 105 : 106 : mutable Rc<MeshSet> _data; 107 : Vector<Rc<MeshIndex>> _initials; 108 : }; 109 : 110 : } 111 : 112 : #endif /* XENOLITH_CORE_XLCOREMESH_H_ */