cache

package

v0.0.0-...-7dce3b2 Latest Latest Go to latest Published: Sep 7, 2020 License: MIT Imports: 1 Imported by: 0

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type SpanCache []raster.Span

SpanCache stores spans created by Rasterizer

func OptimizeSpans(sc SpanCache) SpanCache

OptimizeSpans connects bounds when X0 from current Span and X1 from previous one are equal. Y and Alpha must also be equal.

func (sc SpanCache) Len() int

func (sc SpanCache) Less(i, j int) bool

func (sc *SpanCache) Paint(ss []raster.Span, done bool)

Paint adds new spans to SpanCache

func (sc SpanCache) Swap(i, j int)

func (sc SpanCache) UsePainter(p raster.Painter)

UsePainter makes a single Paint call with all collected spans