openrndr-draw/org.openrndr.draw.boundary/BoundaryDrawer

BoundaryDrawer

interface BoundaryDrawer : AutoCloseable(source)

Draws boundaries from a BoundaryMap. Each kind of drawer draws from its own kind of map, created with createMap, drawing from another kind of map fails.

Inheritors

Properties

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abstract var contrast: Double

How much the coverage of edges in dark colors is increased, 0.0 for uncorrected coverage

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abstract val instances: VertexBuffer

The instance buffer that commands are prepared in by default

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abstract var minificationThreshold: Double

Boundaries that are at most this many pixels in width and height are drawn from approximate ink profiles instead of from their curves, 0.0 to always draw from the curves

Functions

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expect abstract fun close()
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fun BoundaryDrawer.createBoundaryMap(width: Int, height: Int): BoundaryMap

Creates a map for the boundaries this drawer draws, with curve and band textures of width x height texels

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abstract fun createInstanceBuffer(size: Int): VertexBuffer
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abstract fun createMap(): BoundaryMap

Creates a map for the boundaries this drawer draws

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abstract fun draw(drawer: Drawer, map: BoundaryMap)

Draws the commands last prepared in instances

abstract fun draw(drawer: Drawer, map: BoundaryMap, command: BoundaryDrawCommand)

Draws the prepared command with the draw state of drawer

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abstract fun prepare(map: BoundaryMap, commands: List<BoundaryCommand>, instances: VertexBuffer = this.instances): BoundaryDrawCommand

Prepares commands in instances

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