The mesh simplifier. More...

Public Member Functions
	MeshSimplifier ()
	Creates a new mesh simplifier.

	MeshSimplifier (Mesh mesh)
	Creates a new mesh simplifier.

int[][]	GetAllSubMeshTriangles ()
	Returns the triangle indices for all sub-meshes.

int[]	GetSubMeshTriangles (int subMeshIndex)
	Returns the triangle indices for a specific sub-mesh.

void	ClearSubMeshes ()
	Clears out all sub-meshes.

void	AddSubMeshTriangles (int[] triangles)
	Adds a sub-mesh triangle indices for a specific sub-mesh.

void	AddSubMeshTriangles (int[][] triangles)
	Adds several sub-meshes at once with their triangle indices for each sub-mesh.

Vector2[]	GetUVs2D (int channel)
	Returns the UVs (2D) from a specific channel.

Vector3[]	GetUVs3D (int channel)
	Returns the UVs (3D) from a specific channel.

Vector4[]	GetUVs4D (int channel)
	Returns the UVs (4D) from a specific channel.

void	GetUVs (int channel, List< Vector2 > uvs)
	Returns the UVs (2D) from a specific channel.

void	GetUVs (int channel, List< Vector3 > uvs)
	Returns the UVs (3D) from a specific channel.

void	GetUVs (int channel, List< Vector4 > uvs)
	Returns the UVs (4D) from a specific channel.

void	SetUVs (int channel, Vector2[] uvs)
	Sets the UVs (2D) for a specific channel.

void	SetUVs (int channel, Vector3[] uvs)
	Sets the UVs (3D) for a specific channel.

void	SetUVs (int channel, Vector4[] uvs)
	Sets the UVs (4D) for a specific channel.

void	SetUVs (int channel, List< Vector2 > uvs)
	Sets the UVs (2D) for a specific channel.

void	SetUVs (int channel, List< Vector3 > uvs)
	Sets the UVs (3D) for a specific channel.

void	SetUVs (int channel, List< Vector4 > uvs)
	Sets the UVs (4D) for a specific channel.

void	SetUVsAuto (int channel, List< Vector4 > uvs)
	Sets the UVs for a specific channel and automatically detects the used components.

BlendShape[]	GetAllBlendShapes ()
	Returns all blend shapes.

BlendShape	GetBlendShape (int blendShapeIndex)
	Returns a specific blend shape.

void	ClearBlendShapes ()
	Clears all blend shapes.

void	AddBlendShape (BlendShape blendShape)
	Adds a blend shape.

void	AddBlendShapes (BlendShape[] blendShapes)
	Adds several blend shapes.

void	Initialize (Mesh mesh)
	Initializes the algorithm with the original mesh.

void	SimplifyMesh (float quality)
	Simplifies the mesh to a desired quality.

void	SimplifyMeshLossless ()
	Simplifies the mesh without losing too much quality.

Mesh	ToMesh ()
	Returns the resulting mesh.

Properties
bool	PreserveBorders `[get, set]`
	Gets or sets if the border edges should be preserved.

bool	PreserveBorderEdges `[get, set]`
	Gets or sets if the border edges should be preserved.

bool	PreserveSeams `[get, set]`
	Gets or sets if the UV seam edges should be preserved.

bool	PreserveUVSeamEdges `[get, set]`
	Gets or sets if the UV seam edges should be preserved.

bool	PreserveFoldovers `[get, set]`
	Gets or sets if the UV foldover edges should be preserved.

bool	PreserveUVFoldoverEdges `[get, set]`
	Gets or sets if the UV foldover edges should be preserved.

bool	EnableSmartLink `[get, set]`
	Gets or sets if a feature for smarter vertex linking should be enabled, reducing artifacts in the decimated result at the cost of a slightly more expensive initialization by treating vertices at the same position as the same vertex while separating the attributes.

int	MaxIterationCount `[get, set]`
	Gets or sets the maximum iteration count.

double	Agressiveness `[get, set]`
	Gets or sets the agressiveness of the mesh simplification.

bool	Verbose `[get, set]`
	Gets or sets if verbose information should be printed to the console.

double	VertexLinkDistance `[get, set]`
	Gets or sets the maximum distance between two vertices in order to link them.

double	VertexLinkDistanceSqr `[get, set]`
	Gets or sets the maximum squared distance between two vertices in order to link them.

Vector3[]	Vertices `[get, set]`
	Gets or sets the vertex positions.

int	SubMeshCount `[get]`
	Gets the count of sub-meshes.

int	BlendShapeCount `[get]`
	Gets the count of blend shapes.

Vector3[]	Normals `[get, set]`
	Gets or sets the vertex normals.

Vector4[]	Tangents `[get, set]`
	Gets or sets the vertex tangents.

Vector2[]	UV1 `[get, set]`
	Gets or sets the vertex 2D UV set 1.

Vector2[]	UV2 `[get, set]`
	Gets or sets the vertex 2D UV set 2.

Vector2[]	UV3 `[get, set]`
	Gets or sets the vertex 2D UV set 3.

Vector2[]	UV4 `[get, set]`
	Gets or sets the vertex 2D UV set 4.

Color[]	Colors `[get, set]`
	Gets or sets the vertex colors.

BoneWeight[]	BoneWeights `[get, set]`
	Gets or sets the vertex bone weights.

Detailed Description

The mesh simplifier.

Deeply based on https://github.com/sp4cerat/Fast-Quadric-Mesh-Simplification but rewritten completely in C#.

Constructor & Destructor Documentation

◆ MeshSimplifier() [1/2]

realvirtual.MeshSimplifier.MeshSimplifier ( )

Creates a new mesh simplifier.

◆ MeshSimplifier() [2/2]

realvirtual.MeshSimplifier.MeshSimplifier ( Mesh mesh )

Creates a new mesh simplifier.

Parameters

mesh	The original mesh to simplify.

Member Function Documentation

◆ AddBlendShape()

void realvirtual.MeshSimplifier.AddBlendShape ( BlendShape blendShape )

Adds a blend shape.

Parameters

blendShape The blend shape to add.

◆ AddBlendShapes()

void realvirtual.MeshSimplifier.AddBlendShapes ( BlendShape[] blendShapes )

Adds several blend shapes.

Parameters

blendShapes The blend shapes to add.

◆ AddSubMeshTriangles() [1/2]

void realvirtual.MeshSimplifier.AddSubMeshTriangles ( int[] triangles )

Adds a sub-mesh triangle indices for a specific sub-mesh.

Parameters

triangles The triangle indices.

◆ AddSubMeshTriangles() [2/2]

void realvirtual.MeshSimplifier.AddSubMeshTriangles ( int triangles[][] )

Adds several sub-meshes at once with their triangle indices for each sub-mesh.

Parameters

triangles The triangle indices for each sub-mesh.

◆ ClearBlendShapes()

void realvirtual.MeshSimplifier.ClearBlendShapes ( )

Clears all blend shapes.

◆ ClearSubMeshes()

void realvirtual.MeshSimplifier.ClearSubMeshes ( )

Clears out all sub-meshes.

◆ GetAllBlendShapes()

BlendShape[] realvirtual.MeshSimplifier.GetAllBlendShapes ( )

Returns all blend shapes.

Returns: An array of all blend shapes.

◆ GetAllSubMeshTriangles()

int[][] realvirtual.MeshSimplifier.GetAllSubMeshTriangles ( )

Returns the triangle indices for all sub-meshes.

Returns: The triangle indices for all sub-meshes.

◆ GetBlendShape()

BlendShape realvirtual.MeshSimplifier.GetBlendShape ( int blendShapeIndex )

Returns a specific blend shape.

Parameters

blendShapeIndex The blend shape index.

Returns: The blend shape.

◆ GetSubMeshTriangles()

int[] realvirtual.MeshSimplifier.GetSubMeshTriangles ( int subMeshIndex )

Returns the triangle indices for a specific sub-mesh.

Parameters

subMeshIndex The sub-mesh index.

Returns: The triangle indices.

◆ GetUVs() [1/3]

void realvirtual.MeshSimplifier.GetUVs	(	int	channel,
		List< Vector2 >	uvs
	)

Returns the UVs (2D) from a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ GetUVs() [2/3]

void realvirtual.MeshSimplifier.GetUVs	(	int	channel,
		List< Vector3 >	uvs
	)

Returns the UVs (3D) from a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ GetUVs() [3/3]

void realvirtual.MeshSimplifier.GetUVs	(	int	channel,
		List< Vector4 >	uvs
	)

Returns the UVs (4D) from a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ GetUVs2D()

Vector2[] realvirtual.MeshSimplifier.GetUVs2D ( int channel )

Returns the UVs (2D) from a specific channel.

Parameters

channel The channel index.

Returns: The UVs.

◆ GetUVs3D()

Vector3[] realvirtual.MeshSimplifier.GetUVs3D ( int channel )

Returns the UVs (3D) from a specific channel.

Parameters

channel The channel index.

Returns: The UVs.

◆ GetUVs4D()

Vector4[] realvirtual.MeshSimplifier.GetUVs4D ( int channel )

Returns the UVs (4D) from a specific channel.

Parameters

channel The channel index.

Returns: The UVs.

◆ Initialize()

void realvirtual.MeshSimplifier.Initialize ( Mesh mesh )

Initializes the algorithm with the original mesh.

Parameters

mesh The mesh.

◆ SetUVs() [1/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		List< Vector2 >	uvs
	)

Sets the UVs (2D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVs() [2/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		List< Vector3 >	uvs
	)

Sets the UVs (3D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVs() [3/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		List< Vector4 >	uvs
	)

Sets the UVs (4D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVs() [4/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		Vector2[]	uvs
	)

Sets the UVs (2D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVs() [5/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		Vector3[]	uvs
	)

Sets the UVs (3D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVs() [6/6]

void realvirtual.MeshSimplifier.SetUVs	(	int	channel,
		Vector4[]	uvs
	)

Sets the UVs (4D) for a specific channel.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SetUVsAuto()

void realvirtual.MeshSimplifier.SetUVsAuto	(	int	channel,
		List< Vector4 >	uvs
	)

Sets the UVs for a specific channel and automatically detects the used components.

Parameters

channel	The channel index.
uvs	The UVs.

◆ SimplifyMesh()

void realvirtual.MeshSimplifier.SimplifyMesh ( float quality )

Simplifies the mesh to a desired quality.

Parameters

quality The target quality (between 0 and 1).

◆ SimplifyMeshLossless()

void realvirtual.MeshSimplifier.SimplifyMeshLossless ( )

Simplifies the mesh without losing too much quality.

◆ ToMesh()

Mesh realvirtual.MeshSimplifier.ToMesh ( )

Returns the resulting mesh.

Returns: The resulting mesh.

Property Documentation

◆ Agressiveness

double realvirtual.MeshSimplifier.Agressiveness

getset

Gets or sets the agressiveness of the mesh simplification.

Higher number equals higher quality, but more expensive to run. Default value: 7.0

◆ BlendShapeCount

int realvirtual.MeshSimplifier.BlendShapeCount

get

Gets the count of blend shapes.

◆ BoneWeights

BoneWeight [] realvirtual.MeshSimplifier.BoneWeights

getset

Gets or sets the vertex bone weights.

◆ Colors

Color [] realvirtual.MeshSimplifier.Colors

getset

Gets or sets the vertex colors.

◆ EnableSmartLink

bool realvirtual.MeshSimplifier.EnableSmartLink

getset

Gets or sets if a feature for smarter vertex linking should be enabled, reducing artifacts in the decimated result at the cost of a slightly more expensive initialization by treating vertices at the same position as the same vertex while separating the attributes.

Default value: true

◆ MaxIterationCount

int realvirtual.MeshSimplifier.MaxIterationCount

getset

Gets or sets the maximum iteration count.

Higher number is more expensive but can bring you closer to your target quality. Sometimes a lower maximum count might be desired in order to lower the performance cost. Default value: 100

◆ Normals

Vector3 [] realvirtual.MeshSimplifier.Normals

getset

Gets or sets the vertex normals.

◆ PreserveBorderEdges

bool realvirtual.MeshSimplifier.PreserveBorderEdges

getset

Gets or sets if the border edges should be preserved.

Default value: false

◆ PreserveBorders

bool realvirtual.MeshSimplifier.PreserveBorders

getset

Gets or sets if the border edges should be preserved.

Default value: false

◆ PreserveFoldovers

bool realvirtual.MeshSimplifier.PreserveFoldovers

getset

Gets or sets if the UV foldover edges should be preserved.

Default value: false

◆ PreserveSeams

bool realvirtual.MeshSimplifier.PreserveSeams

getset

Gets or sets if the UV seam edges should be preserved.

Default value: false

◆ PreserveUVFoldoverEdges

bool realvirtual.MeshSimplifier.PreserveUVFoldoverEdges

getset

Gets or sets if the UV foldover edges should be preserved.

Default value: false

◆ PreserveUVSeamEdges

bool realvirtual.MeshSimplifier.PreserveUVSeamEdges

getset

Gets or sets if the UV seam edges should be preserved.

Default value: false

◆ SubMeshCount

int realvirtual.MeshSimplifier.SubMeshCount

get

Gets the count of sub-meshes.

◆ Tangents

Vector4 [] realvirtual.MeshSimplifier.Tangents

getset

Gets or sets the vertex tangents.

◆ UV1

Vector2 [] realvirtual.MeshSimplifier.UV1

getset

Gets or sets the vertex 2D UV set 1.

◆ UV2

Vector2 [] realvirtual.MeshSimplifier.UV2

getset

Gets or sets the vertex 2D UV set 2.

◆ UV3

Vector2 [] realvirtual.MeshSimplifier.UV3

getset

Gets or sets the vertex 2D UV set 3.

◆ UV4

Vector2 [] realvirtual.MeshSimplifier.UV4

getset

Gets or sets the vertex 2D UV set 4.

◆ Verbose

bool realvirtual.MeshSimplifier.Verbose

getset

Gets or sets if verbose information should be printed to the console.

Default value: false

◆ VertexLinkDistance

double realvirtual.MeshSimplifier.VertexLinkDistance

getset

Gets or sets the maximum distance between two vertices in order to link them.

Note that this value is only used if EnableSmartLink is true.

◆ VertexLinkDistanceSqr

double realvirtual.MeshSimplifier.VertexLinkDistanceSqr

getset

Gets or sets the maximum squared distance between two vertices in order to link them.

Note that this value is only used if EnableSmartLink is true. Default value: double.Epsilon

◆ Vertices

Vector3 [] realvirtual.MeshSimplifier.Vertices

getset

Gets or sets the vertex positions.

Public Member Functions

Properties

Detailed Description

Constructor & Destructor Documentation

◆ MeshSimplifier() [1/2]

◆ MeshSimplifier() [2/2]

Member Function Documentation

◆ AddBlendShape()

◆ AddBlendShapes()

◆ AddSubMeshTriangles() [1/2]

◆ AddSubMeshTriangles() [2/2]

◆ ClearBlendShapes()

◆ ClearSubMeshes()

◆ GetAllBlendShapes()

◆ GetAllSubMeshTriangles()

◆ GetBlendShape()

◆ GetSubMeshTriangles()

◆ GetUVs() [1/3]

◆ GetUVs() [2/3]

◆ GetUVs() [3/3]

◆ GetUVs2D()

◆ GetUVs3D()

◆ GetUVs4D()

◆ Initialize()

◆ SetUVs() [1/6]

◆ SetUVs() [2/6]

◆ SetUVs() [3/6]

◆ SetUVs() [4/6]

◆ SetUVs() [5/6]

◆ SetUVs() [6/6]

◆ SetUVsAuto()

◆ SimplifyMesh()

◆ SimplifyMeshLossless()

◆ ToMesh()

Property Documentation

◆ Agressiveness

◆ BlendShapeCount

◆ BoneWeights

◆ Colors

◆ EnableSmartLink

◆ MaxIterationCount

◆ Normals

◆ PreserveBorderEdges

◆ PreserveBorders

◆ PreserveFoldovers

◆ PreserveSeams

◆ PreserveUVFoldoverEdges

◆ PreserveUVSeamEdges

◆ SubMeshCount

◆ Tangents

◆ UV1

◆ UV2

◆ UV3

◆ UV4

◆ Verbose

◆ VertexLinkDistance

◆ VertexLinkDistanceSqr

◆ Vertices