Class BlurExpr

gaussian blur expression

Hierarchy

ExprVec4
- BlurExpr

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new BlurExpr(direction: Vec2, taps?: 5 | 9 | 13, samplerNum?: number): BlurExpr

Inherited from ExprVec4.constructor
- Defined in exprs/blurexpr.ts:27
Parameters
- direction: Vec2
- taps: 5 | 9 | 13 = 5
- Optional samplerNum: number
Returns BlurExpr

Properties

Readonly defaultNameMap

defaultNameMap: DefaultNameMap = ...

defaultNames

defaultNames: string[]

direction

direction: Vec2

externalFuncs

externalFuncs: string[] = ...

funcIndex

funcIndex: number = 0

Readonly id

id: string

Readonly needs

needs: Needs = ...

regionBranded

regionBranded: boolean = false

sourceCode

sourceCode: string = ""

sourceLists

sourceLists: SourceLists

Readonly uniformValChangeMap

uniformValChangeMap: UniformValChangeMap = ...

values

values: Float[]

Static count

count: number = 0

increments for each expression created; used to uniquely id each expression

Methods

addFuncs

addFuncs(funcs: string[]): BlurExpr

Inherited from ExprVec4.addFuncs
- Defined in exprs/expr.ts:205
Parameters
- funcs: string[]
Returns BlurExpr

applyUniforms

applyUniforms(gl: WebGL2RenderingContext, uniformLocs: UniformLocs): void

Inherited from ExprVec4.applyUniforms
- Defined in exprs/expr.ts:116
Parameters
- gl: WebGL2RenderingContext
- uniformLocs: UniformLocs
Returns void

brandExprWithChannel

brandExprWithChannel(funcIndex: number, samplerNum?: number): BlurExpr

Inherited from ExprVec4.brandExprWithChannel
- Defined in exprs/expr.ts:210
Parameters
- funcIndex: number
- Optional samplerNum: number
Returns BlurExpr

brandExprWithRegion

brandExprWithRegion(space: PrimitiveFloat | ExprFloat | Operator<Float> | Mutable<PrimitiveFloat> | WrappedExpr<Float> | BasicFloat | Float[]): BlurExpr

Inherited from ExprVec4.brandExprWithRegion
- Defined in exprs/expr.ts:221
Parameters
- space: PrimitiveFloat | ExprFloat | Operator<Float> | Mutable<PrimitiveFloat> | WrappedExpr<Float> | BasicFloat | Float[]
Returns BlurExpr

genPrograms

genPrograms(gl: WebGL2RenderingContext, vShader: WebGLShader, uniformLocs: UniformLocs, shaders: WebGLShader[]): WebGLProgramLoop

Inherited from ExprVec4.genPrograms
- Defined in exprs/expr.ts:528
Parameters
- gl: WebGL2RenderingContext
- vShader: WebGLShader
- uniformLocs: UniformLocs
- shaders: WebGLShader[]
Returns WebGLProgramLoop

getSampleNum

getSampleNum(mult?: number): number

Inherited from ExprVec4.getSampleNum
- Defined in exprs/expr.ts:136
Parameters
- mult: number = 1
Returns number

parse

parse(buildInfo: BuildInfo): string

Inherited from ExprVec4.parse
- Defined in exprs/expr.ts:184
parses this expression into a string, adding info as it recurses into nested expressions

Parameters
- buildInfo: BuildInfo
Returns string

repeat

repeat(num: number): EffectLoop

Inherited from ExprVec4.repeat
- Defined in exprs/expr.ts:524
Parameters
- num: number
Returns EffectLoop

setDirection

setDirection(direction: PrimitiveVec2): void

- Defined in exprs/blurexpr.ts:42
set the blur direction (keep magnitude no greater than 1 for best effect)

Parameters
- direction: PrimitiveVec2
Returns void

setUniform

setUniform(name: string, newVal: number | PrimitiveFloat | ExprFloat | Operator<Float> | Mutable<PrimitiveFloat> | WrappedExpr<Float> | BasicFloat | PrimitiveVec | ExprVec | Operator<Vec> | Mutable<PrimitiveVec> | WrappedExpr<Vec> | BasicVec): void

Inherited from ExprVec4.setUniform
- Defined in exprs/expr.ts:151
set a uniform by name directly

Parameters
- name: string
  
  uniform name in the source code
- newVal: number | PrimitiveFloat | ExprFloat | Operator<Float> | Mutable<PrimitiveFloat> | WrappedExpr<Float> | BasicFloat | PrimitiveVec | ExprVec | Operator<Vec> | Mutable<PrimitiveVec> | WrappedExpr<Vec> | BasicVec
  
  value to set the uniform to
Returns void

typeString

typeString(): TypeString

Inherited from ExprVec4.typeString
- Defined in exprs/expr.ts:542
Returns TypeString

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