Files
FlaxEngine/Source/Engine/Graphics/Models/BlendShape.h
2024-02-26 19:00:48 +01:00

72 lines
1.6 KiB
C++

// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
#pragma once
#include "Engine/Core/Types/String.h"
#include "Engine/Core/Collections/Array.h"
#include "Engine/Core/Math/Vector3.h"
/// <summary>
/// The blend shape vertex data optimized for runtime meshes morphing.
/// </summary>
struct BlendShapeVertex
{
/// <summary>
/// The position offset.
/// </summary>
Float3 PositionDelta;
/// <summary>
/// The normal vector offset (tangent Z).
/// </summary>
Float3 NormalDelta;
/// <summary>
/// The index of the vertex in the mesh to blend.
/// </summary>
uint32 VertexIndex;
};
template<>
struct TIsPODType<BlendShapeVertex>
{
enum { Value = true };
};
/// <summary>
/// Data container for the blend shape.
/// </summary>
class BlendShape
{
public:
/// <summary>
/// The name of the blend shape.
/// </summary>
String Name;
/// <summary>
/// The weight of the blend shape.
/// </summary>
float Weight;
/// <summary>
/// True if blend shape contains deltas for normal vectors of the mesh, otherwise calculations related to tangent space can be skipped.
/// </summary>
bool UseNormals;
/// <summary>
/// The minimum index of the vertex in all blend shape vertices. Used to optimize blend shapes updating.
/// </summary>
uint32 MinVertexIndex;
/// <summary>
/// The maximum index of the vertex in all blend shape vertices. Used to optimize blend shapes updating.
/// </summary>
uint32 MaxVertexIndex;
/// <summary>
/// The list of shape vertices.
/// </summary>
Array<BlendShapeVertex> Vertices;
};