PolyDataMapper

Introduction

The OpenGL backend view node for vtkMapper.

Methods

applyShaderReplacements

Apply the user supplied shader replacements found on the renderable's OpenGL view specific properties.

Argument	Required	Description
`shaders`	Yes
`viewSpec`	Yes	the OpenGL view specific properties, may be undefined
`pre`	Yes	when true only the replacements flagged `replaceFirst` are applied

buildBufferObjects

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

buildPass

Locate the scene graph nodes this mapper renders through.

Argument	Type	Required	Description
`prepass`		Yes

buildShaders

Assemble the full shader sources for the given renderer and actor.

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

extend

Method used to decorate a given object (publicAPI+model) with vtkOpenGLPolyDataMapper characteristics.

Argument	Type	Required	Description
`publicAPI`		Yes	object on which methods will be bounds (public)
`model`		Yes	object on which data structure will be bounds (protected)
`initialValues`	IOpenGLPolyDataMapperInitialValues	No	(default: {})

getAllocatedGPUMemoryInBytes

The GPU memory the primitives of this mapper currently hold, in bytes.

getCoincidentParameters

The polygon offset factor and offset to use for the primitive currently being rendered.

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

getContext

The WebGL context this mapper renders into.

getNeedToRebuildBufferObjects

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

getNeedToRebuildShaders

Argument	Type	Required	Description
`cellBO`		Yes	the helper holding the program for a primitive type
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

getReplacedShaderTemplate

Fetch the shader templates and apply the per shader code overrides found on the renderable's OpenGL view specific properties.

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

getShaderTemplate

Fill the shader sources with the templates this mapper starts from.

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

invokeShaderCallbacks

Invoke the user supplied shader callbacks registered on the renderable.

Argument	Type	Required
`cellBO`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

newInstance

Method used to create a new instance of vtkOpenGLPolyDataMapper.

Argument	Type	Required	Description
`initialValues`	IOpenGLPolyDataMapperInitialValues	No	for pre-setting some of its content

opaquePass

Argument	Type	Required	Description
`prepass`		Yes

opaqueZBufferPass

Argument	Type	Required	Description
`prepass`		Yes

releaseGraphicsResources

Release the primitive buffers and the internal color texture.

render

Renders the piece held by this mapper.

renderPiece

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

renderPieceDraw

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

renderPieceFinish

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

renderPieceStart

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderClip

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderCoincidentOffset

Add the polygon offset uniforms when the coincident parameters are non zero.

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderColor

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderLight

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderNormal

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderPicking

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderPositionVC

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderTCoord

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

replaceShaderValues

Run every shader replacement this mapper implements.

Argument	Type	Required
`shaders`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

setCameraShaderParameters

Argument	Type	Required
`cellBO`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

setContext

Argument	Type	Required	Description
`context`		Yes

setLightingShaderParameters

Argument	Type	Required
`cellBO`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

setMapperShaderParameters

Argument	Type	Required
`cellBO`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

setPropertyShaderParameters

Argument	Type	Required
`cellBO`		Yes
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

translucentPass

Argument	Type	Required	Description
`prepass`		Yes
`renderPass`	vtkRenderPass	Yes

updateBufferObjects

Rebuild the buffer objects when they are out of date.

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

updateMaximumPointCellIds

Tell the hardware selector the largest point and cell ids this mapper can emit.

Argument	Type	Required	Description
`ren`	vtkRenderer	Yes
`actor`	vtkActor	Yes

zBufferPass

Argument	Type	Required	Description
`prepass`		Yes

PolyDataMapper ​

Introduction ​

Methods ​

applyShaderReplacements ​

buildBufferObjects ​

buildPass ​

buildShaders ​

extend ​

getAllocatedGPUMemoryInBytes ​

getCoincidentParameters ​

getContext ​

getNeedToRebuildBufferObjects ​

getNeedToRebuildShaders ​

getReplacedShaderTemplate ​

getShaderTemplate ​

invokeShaderCallbacks ​

newInstance ​

opaquePass ​

opaqueZBufferPass ​

releaseGraphicsResources ​

render ​

renderPiece ​

renderPieceDraw ​

renderPieceFinish ​

renderPieceStart ​

replaceShaderClip ​

replaceShaderCoincidentOffset ​

replaceShaderColor ​

replaceShaderLight ​

replaceShaderNormal ​

replaceShaderPicking ​

replaceShaderPositionVC ​

replaceShaderTCoord ​

replaceShaderValues ​

setCameraShaderParameters ​

setContext ​

setLightingShaderParameters ​

setMapperShaderParameters ​

setPropertyShaderParameters ​

translucentPass ​

updateBufferObjects ​

updateMaximumPointCellIds ​

zBufferPass ​