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**Refactor meshes format to support custom vertex layouts and new flexible api to access mesh data**

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#3044 #2667
This commit is contained in:
Wojtek Figat
2025-01-06 22:47:19 +01:00
parent 29bfef677f
commit db4d7d2a05
65 changed files with 4428 additions and 3106 deletions
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27
Source/Engine/Content/Assets/SkinnedModel.h
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@@ -139,7 +139,7 @@ public:
/// </summary>
API_CLASS(NoSpawn) class FLAXENGINE_API SkinnedModel : public ModelBase
{
DECLARE_BINARY_ASSET_HEADER(SkinnedModel, 5);
DECLARE_BINARY_ASSET_HEADER(SkinnedModel, 30);
friend SkinnedMesh;
public:
// Skeleton mapping descriptor.
@@ -331,17 +331,6 @@ public:
/// <returns>True if failed, otherwise false.</returns>
API_FUNCTION() bool SetupSkeleton(const Array<SkeletonNode>& nodes, const Array<SkeletonBone>& bones, bool autoCalculateOffsetMatrix);
#if USE_EDITOR
/// <summary>
/// Saves this asset to the file. Supported only in Editor.
/// </summary>
/// <remarks>If you use saving with the GPU mesh data then the call has to be provided from the thread other than the main game thread.</remarks>
/// <param name="withMeshDataFromGpu">True if save also GPU mesh buffers, otherwise will keep data in storage unmodified. Valid only if saving the same asset to the same location and it's loaded.</param>
/// <param name="path">The custom asset path to use for the saving. Use empty value to save this asset to its own storage location. Can be used to duplicate asset. Must be specified when saving virtual asset.</param>
/// <returns>True if cannot save data, otherwise false.</returns>
API_FUNCTION() bool Save(bool withMeshDataFromGpu = false, const StringView& path = StringView::Empty);
#endif
private:
/// <summary>
/// Initializes this skinned model to an empty collection of meshes. Ensure to init SkeletonData manually after the call.
@@ -350,6 +339,17 @@ private:
/// <returns>True if failed, otherwise false.</returns>
bool Init(const Span<int32>& meshesCountPerLod);
// [ModelBase]
bool LoadMesh(MemoryReadStream& stream, byte meshVersion, MeshBase* mesh, MeshData* dataIfReadOnly) override;
bool LoadHeader(ReadStream& stream, byte& headerVersion);
#if USE_EDITOR
friend class ImportModel;
bool SaveHeader(WriteStream& stream) override;
static bool SaveHeader(WriteStream& stream, const ModelData& modelData);
bool SaveMesh(WriteStream& stream, const MeshBase* mesh) const override;
static bool SaveMesh(WriteStream& stream, const ModelData& modelData, int32 lodIndex, int32 meshIndex);
#endif
void ClearSkeletonMapping();
void OnSkeletonMappingSourceAssetUnloaded(Asset* obj);
@@ -384,6 +384,9 @@ public:
uint64 GetMemoryUsage() const override;
void SetupMaterialSlots(int32 slotsCount) override;
int32 GetLODsCount() const override;
const MeshBase* GetMesh(int32 meshIndex, int32 lodIndex = 0) const override;
MeshBase* GetMesh(int32 meshIndex, int32 lodIndex = 0) override;
void GetMeshes(Array<const MeshBase*>& meshes, int32 lodIndex = 0) const override;
void GetMeshes(Array<MeshBase*>& meshes, int32 lodIndex = 0) override;
void InitAsVirtual() override;