EdgeProgram

Defined in: packages/sigma/src/rendering/edges/base.ts:23

Extends

• Program<Uniform, N, E, G>

Type Parameters

Uniform

Uniform extends string = string

N

N extends Attributes = Attributes

E

E extends Attributes = Attributes

G

G extends Attributes = Attributes

Constructors

Constructor

new EdgeProgram<Uniform, N, E, G>(gl, _pickingBuffer, renderer): EdgeProgram<Uniform, N, E, G>

Defined in: packages/sigma/src/rendering/program.ts:105

Parameters

gl

WebGL2RenderingContext

_pickingBuffer

WebGLFramebuffer | null

renderer

Sigma<N, E, G>

Returns

EdgeProgram<Uniform, N, E, G>

Inherited from

Program.constructor

Properties

array

array: Float32Array

Defined in: packages/sigma/src/rendering/program.ts:74

Inherited from

Program.array

---

ATTRIBUTES

ATTRIBUTES: ProgramAttributeSpecification[]

Defined in: packages/sigma/src/rendering/program.ts:65

Inherited from

Program.ATTRIBUTES

---

ATTRIBUTES_ITEMS_COUNT

ATTRIBUTES_ITEMS_COUNT: number

Defined in: packages/sigma/src/rendering/program.ts:70

Inherited from

Program.ATTRIBUTES_ITEMS_COUNT

---

capacity

capacity: number = 0

Defined in: packages/sigma/src/rendering/program.ts:76

Inherited from

Program.capacity

---

CONSTANT_ATTRIBUTES

CONSTANT_ATTRIBUTES: ProgramAttributeSpecification[]

Defined in: packages/sigma/src/rendering/program.ts:67

Inherited from

Program.CONSTANT_ATTRIBUTES

---

CONSTANT_DATA

CONSTANT_DATA: number[][]

Defined in: packages/sigma/src/rendering/program.ts:68

Inherited from

Program.CONSTANT_DATA

---

constantArray

constantArray: Float32Array

Defined in: packages/sigma/src/rendering/program.ts:75

Inherited from

Program.constantArray

---

FRAGMENT_SHADER_SOURCE

FRAGMENT_SHADER_SOURCE: string

Defined in: packages/sigma/src/rendering/program.ts:63

Inherited from

Program.FRAGMENT_SHADER_SOURCE

---

isInstanced

isInstanced: boolean

Defined in: packages/sigma/src/rendering/program.ts:91

Inherited from

Program.isInstanced

---

METHOD

METHOD: number

Defined in: packages/sigma/src/rendering/program.ts:66

Inherited from

Program.METHOD

---

normalProgram

normalProgram: ProgramInfo

Defined in: packages/sigma/src/rendering/program.ts:88

Inherited from

Program.normalProgram

---

pickProgram

pickProgram: ProgramInfo<string> | null = null

Defined in: packages/sigma/src/rendering/program.ts:89

Inherited from

Program.pickProgram

---

renderer

renderer: Sigma<N, E, G>

Defined in: packages/sigma/src/rendering/program.ts:73

Inherited from

Program.renderer

---

STRIDE

STRIDE: number

Defined in: packages/sigma/src/rendering/program.ts:71

Inherited from

Program.STRIDE

---

UNIFORMS

UNIFORMS: readonly Uniform[]

Defined in: packages/sigma/src/rendering/program.ts:64

Inherited from

Program.UNIFORMS

---

VERTEX_SHADER_SOURCE

VERTEX_SHADER_SOURCE: string

Defined in: packages/sigma/src/rendering/program.ts:62

Inherited from

Program.VERTEX_SHADER_SOURCE

---

VERTICES

VERTICES: number

Defined in: packages/sigma/src/rendering/program.ts:61

Inherited from

Program.VERTICES

---

verticesCount

verticesCount: number = 0

Defined in: packages/sigma/src/rendering/program.ts:77

Inherited from

Program.verticesCount

---

LabelProgram

static LabelProgram: EdgeLabelProgramType | undefined

Defined in: packages/sigma/src/rendering/edges/base.ts:33

Static reference to the associated LabelProgram class. This is set by createEdgeProgram() for programs created via the factory.

Methods

drawWebGL()

drawWebGL(method, __namedParameters): void

Defined in: packages/sigma/src/rendering/program.ts:570

Parameters

method

number

__namedParameters

ProgramInfo

Returns

void

Inherited from

Program.drawWebGL

---

getDefinition()

abstract getDefinition(): ProgramDefinition<Uniform> | InstancedProgramDefinition<Uniform>

Defined in: packages/sigma/src/rendering/program.ts:103

Returns

ProgramDefinition<Uniform> | InstancedProgramDefinition<Uniform>

Inherited from

Program.getDefinition

---

hasNothingToRender()

hasNothingToRender(): boolean

Defined in: packages/sigma/src/rendering/program.ts:382

Returns

boolean

Inherited from

Program.hasNothingToRender

---

invalidateBuffers()

invalidateBuffers(): void

Defined in: packages/sigma/src/rendering/program.ts:377

Mark GPU buffers as needing re-upload. Call this after modifying the array data outside of reallocate.

Returns

void

Inherited from

Program.invalidateBuffers

---

kill()

kill(): void

Defined in: packages/sigma/src/rendering/program.ts:166

Returns

void

Inherited from

Program.kill

---

process()

process(edgeIndex, offset, sourceData, targetData, data, edgeTextureIndex): void

Defined in: packages/sigma/src/rendering/edges/base.ts:44

Parameters

edgeIndex

number

offset

number

sourceData

NodeDisplayData

targetData

NodeDisplayData

data

EdgeDisplayData

edgeTextureIndex

number

Returns

void

---

processVisibleItem()

abstract processVisibleItem(edgeIndex, startIndex, sourceData, targetData, data, edgeTextureIndex): void

Defined in: packages/sigma/src/rendering/edges/base.ts:64

Parameters

edgeIndex

number

startIndex

number

sourceData

NodeDisplayData

targetData

NodeDisplayData

data

EdgeDisplayData

edgeTextureIndex

number

Returns

void

---

reallocate()

reallocate(capacity): void

Defined in: packages/sigma/src/rendering/program.ts:350

Parameters

capacity

number

Returns

void

Inherited from

Program.reallocate

---

render()

render(params, offset?, count?): void

Defined in: packages/sigma/src/rendering/program.ts:537

Parameters

params

RenderParams

offset?

number

count?

number

Returns

void

Inherited from

Program.render

---

resolveEdgeIds()

resolveEdgeIds(_data, _isSelfLoop, _isParallel): ResolvedEdgeIds

Defined in: packages/sigma/src/rendering/edges/base.ts:40

Resolves path/head/tail indices and length ratios for an edge. Factory-created programs override this with the full resolution logic. The default returns zeros (single path, no extremities).

Parameters

_data

EdgeDisplayData

_isSelfLoop

boolean

_isParallel

boolean

Returns

ResolvedEdgeIds

---

setUniforms()

abstract setUniforms(params, programInfo): void

Defined in: packages/sigma/src/rendering/program.ts:420

Parameters

params

RenderParams

programInfo

ProgramInfo

Returns

void

Inherited from

Program.setUniforms