RenderBarycentricBlend¶

Overview¶

RenderProgram for a triangular barycentric blend.

NOTE: Does not apply perspective correction, is purely a 2d blend.

@author Jonathan Olson <jonathan.olson@colorado.edu>

Class RenderBarycentricBlend¶

import { RenderBarycentricBlend } from 'scenerystack/alpenglow';

Constructor¶

new RenderBarycentricBlend( pointA : Vector2, pointB : Vector2, pointC : Vector2, accuracy : RenderBarycentricBlendAccuracy, a : RenderProgram, b : RenderProgram, c : RenderProgram, logic? : RenderBarycentricBlendLogic )¶

Instance Methods¶

getName() : string¶

withChildren( children : RenderProgram[] ) : RenderBarycentricBlend¶

transformed( transform : Matrix3 ) : RenderProgram¶

equalsTyped( other : this ) : boolean¶

(protected)

getSimplified( children : RenderProgram[] ) : RenderProgram | null¶

(protected)

evaluate( context : RenderEvaluationContext ) : Vector4¶

writeInstructions( instructions : RenderInstruction[] )¶

serialize() : SerializedRenderBarycentricBlend¶

Instance Properties¶

logic : RenderBarycentricBlendLogic¶

(readonly)

Static Methods¶

deserialize( obj : SerializedRenderBarycentricBlend ) : RenderBarycentricBlend¶

Class RenderBarycentricBlendLogic¶

import { RenderBarycentricBlendLogic } from 'scenerystack/alpenglow';

Constructor¶

new RenderBarycentricBlendLogic( det : number, diffA : Vector2, diffB : Vector2, pointC : Vector2, accuracy : RenderBarycentricBlendAccuracy )¶

Instance Methods¶

equals( other : RenderBarycentricBlendLogic ) : boolean¶

apply( output : Vector4, context : RenderEvaluationContext, aColor : Vector4, bColor : Vector4, cColor : Vector4 )¶

Static Methods¶

from( pointA : Vector2, pointB : Vector2, pointC : Vector2, accuracy : RenderBarycentricBlendAccuracy ) : RenderBarycentricBlendLogic¶

Class RenderInstructionBarycentricBlend¶

import { RenderInstructionBarycentricBlend } from 'scenerystack/alpenglow';

Constructor¶

new RenderInstructionBarycentricBlend( logic : RenderBarycentricBlendLogic )¶

Instance Methods¶

toString() : string¶

equals( other : RenderInstruction, areLocationsEqual : ( a: RenderInstructionLocation, b: RenderInstructionLocation ) => boolean ) : boolean¶

execute( stack : RenderExecutionStack, context : RenderEvaluationContext, executor : RenderExecutor )¶

writeBinary( encoder : ByteEncoder, getOffset : ( location: RenderInstructionLocation ) => number )¶

getBinaryLength() : number¶

Static Methods¶

fromBinary( encoder : ByteEncoder, offset : number, getLocation : ( offset: number ) => RenderInstructionLocation ) : RenderInstructionBarycentricBlend¶

Type SerializedRenderBarycentricBlend¶

import type { SerializedRenderBarycentricBlend } from 'scenerystack/alpenglow';

• type: "RenderBarycentricBlend"
• pointA: number[]
• pointB: number[]
• pointC: number[]
• accuracy: RenderBarycentricBlendAccuracy
• a: SerializedRenderProgram
• b: SerializedRenderProgram
• c: SerializedRenderProgram

Source Code¶

See the source for RenderBarycentricBlend.ts in the alpenglow repository.