RenderBarycentricPerspectiveBlend¶

Overview¶

RenderProgram for a triangular barycentric blend. Applies perspective correction.

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

Class RenderBarycentricPerspectiveBlend¶

import { RenderBarycentricPerspectiveBlend } from 'scenerystack/alpenglow';

Constructor¶

new RenderBarycentricPerspectiveBlend( pointA : Vector3, pointB : Vector3, pointC : Vector3, accuracy : RenderBarycentricPerspectiveBlendAccuracy, a : RenderProgram, b : RenderProgram, c : RenderProgram, logic? : RenderBarycentricPerspectiveBlendLogic )¶

Instance Methods¶

getName() : string¶

withChildren( children : RenderProgram[] ) : RenderBarycentricPerspectiveBlend¶

transformed( transform : Matrix3 ) : RenderProgram¶

equalsTyped( other : this ) : boolean¶

(protected)

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

(protected)

TODO: extract code for the barycentric blends? duplicated

evaluate( context : RenderEvaluationContext ) : Vector4¶

writeInstructions( instructions : RenderInstruction[] )¶

serialize() : SerializedRenderBarycentricPerspectiveBlend¶

Instance Properties¶

logic : RenderBarycentricPerspectiveBlendLogic¶

(readonly)

Static Methods¶

deserialize( obj : SerializedRenderBarycentricPerspectiveBlend ) : RenderBarycentricPerspectiveBlend¶

Class RenderBarycentricPerspectiveBlendLogic¶

import { RenderBarycentricPerspectiveBlendLogic } from 'scenerystack/alpenglow';

Constructor¶

new RenderBarycentricPerspectiveBlendLogic( det : number, diffA : Vector2, diffB : Vector2, point2C : Vector2, zInverseA : number, zInverseB : number, zInverseC : number, accuracy : RenderBarycentricPerspectiveBlendAccuracy )¶

Instance Methods¶

equals( other : RenderBarycentricPerspectiveBlendLogic ) : boolean¶

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

Static Methods¶

from( pointA : Vector3, pointB : Vector3, pointC : Vector3, accuracy : RenderBarycentricPerspectiveBlendAccuracy ) : RenderBarycentricPerspectiveBlendLogic¶

Class RenderInstructionBarycentricPerspectiveBlend¶

import { RenderInstructionBarycentricPerspectiveBlend } from 'scenerystack/alpenglow';

Constructor¶

new RenderInstructionBarycentricPerspectiveBlend( logic : RenderBarycentricPerspectiveBlendLogic )¶

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 ) : RenderInstructionBarycentricPerspectiveBlend¶

Type SerializedRenderBarycentricPerspectiveBlend¶

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

• type: "RenderBarycentricPerspectiveBlend"
• pointA: number[]
• pointB: number[]
• pointC: number[]
• accuracy: RenderBarycentricPerspectiveBlendAccuracy
• a: SerializedRenderProgram
• b: SerializedRenderProgram
• c: SerializedRenderProgram

Source Code¶

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