Class GraphicsBuffers

A container for graphics data. The buffers used in this class align with webGL requirements.

Inheritance

System.Object

GraphicsBuffers

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Elements.Geometry

Assembly: Hypar.Elements.dll

Syntax

public class GraphicsBuffers

Constructors

GraphicsBuffers()

Construct an empty graphics buffers object.

Declaration

public GraphicsBuffers()

Properties

CMax

The maximum color value as [r,g,b].

Declaration

public double[] CMax { get; }

Property Value

Type	Description
System.Double[]

CMin

The minimum color value as [r,g,b].

Declaration

public double[] CMin { get; }

Property Value

Type	Description
System.Double[]

Colors

A collection of sequential color values stored as sequential bytes.

Declaration

public List<byte> Colors { get; }

Property Value

Type	Description
System.Collections.Generic.List<System.Byte>

FacetCount

The number of facets represented by the buffer.

Declaration

public int FacetCount { get; }

Property Value

Type	Description
System.Int32

IMax

The maximum index value.

Declaration

public ushort IMax { get; }

Property Value

Type	Description
System.UInt16

IMin

The minimum index value.

Declaration

public ushort IMin { get; }

Property Value

Type	Description
System.UInt16

Indices

A collection of indices stored as sequential bytes.

Declaration

public List<byte> Indices { get; }

Property Value

Type	Description
System.Collections.Generic.List<System.Byte>

NMax

The maximum normal of the data as [x,y,z].

Declaration

public double[] NMax { get; }

Property Value

Type	Description
System.Double[]

NMin

The minimum normal of the data as [x,y,z].

Declaration

public double[] NMin { get; }

Property Value

Type	Description
System.Double[]

Normals

A collection of sequential normal values stored as sequential bytes.

Declaration

public List<byte> Normals { get; }

Property Value

Type	Description
System.Collections.Generic.List<System.Byte>

UVMax

The maximum UV value as [u,v].

Declaration

public double[] UVMax { get; }

Property Value

Type	Description
System.Double[]

UVMin

The maximum UV value as [u,v].

Declaration

public double[] UVMin { get; }

Property Value

Type	Description
System.Double[]

UVs

A collection of UV values stored as sequential bytes.

Declaration

public List<byte> UVs { get; }

Property Value

Type	Description
System.Collections.Generic.List<System.Byte>

VertexCount

The number of vertices represented by the buffer.

Declaration

public int VertexCount { get; }

Property Value

Type	Description
System.Int32

Vertices

A collection of vertex positions stored as sequential bytes.

Declaration

public List<byte> Vertices { get; }

Property Value

Type	Description
System.Collections.Generic.List<System.Byte>

VMax

The maximum of the axis-aligned bounding box of the data as [x,y,z].

Declaration

public double[] VMax { get; }

Property Value

Type	Description
System.Double[]

VMin

The minimum of the axis-aligned bounding box of the data as [x,y,z].

Declaration

public double[] VMin { get; }

Property Value

Type	Description
System.Double[]

Methods

AddIndex(UInt16)

Add an index to the graphics buffers.

Declaration

public void AddIndex(ushort index)

Parameters

Type	Name	Description
System.UInt16	index	The index to add.

AddIndices(IList<UInt16>)

Add indices to the graphics buffers.

Declaration

public void AddIndices(IList<ushort> indices)

Parameters

Type	Name	Description
System.Collections.Generic.IList<System.UInt16>	indices	The indices to add.

AddVertex(Vector3, Vector3, UV, Nullable<Color>)

Add a vertex to the graphics buffers.

Declaration

public void AddVertex(Vector3 position, Vector3 normal, UV uv, Color? color = null)

Parameters

Type	Name	Description
Vector3	position	The position of the vertex.
Vector3	normal	The normal of the vertex.
UV	uv	The UV of the vertex.
System.Nullable<Color>	color	The vertex color.

AddVertex(Double, Double, Double, Double, Double, Double, Double, Double, Nullable<Color>)

Add a vertex to the graphics buffers.

Declaration

public void AddVertex(double x, double y, double z, double nx, double ny, double nz, double u, double v, Color? color)

Parameters

Type	Name	Description
System.Double	x
System.Double	y
System.Double	z
System.Double	nx
System.Double	ny
System.Double	nz
System.Double	u
System.Double	v
System.Nullable<Color>	color

AddVertices(IList<(Vector3 position, Vector3 normal, UV uv, Nullable<Color> color)>)

Add vertices to the graphics buffers.

Declaration

public void AddVertices(IList<(Vector3 position, Vector3 normal, UV uv, Color? color)> vertices)

Parameters

Type	Name	Description
System.Collections.Generic.IList<System.ValueTuple<Vector3, Vector3, UV, System.Nullable<Color>>>	vertices

Initialize(Int32, Int32)

Pre allocates the buffers according to the preallocation size.

Declaration

public void Initialize(int vertexCount = 100, int indexCount = 100)

Parameters

Type	Name	Description
System.Int32	vertexCount	How many vertices are expected.
System.Int32	indexCount	How many indices are likely to be used.