Rasterized
constructor(quality: Float = 1.0f, maxBitmapLongSide: Int = 4096, rerasterizeOnZoom: Boolean = true, preserveHairlines: Boolean = true)
Parameters
quality
supersampling multiplier over the on-screen pixel size. 1 = rasterize exactly at display resolution (sharpest and cheapest — the default). >1 = oversample, e.g. for screenshots or print-ish export. <1 = undersample for cheap previews/thumbnails.
maxBitmapLongSide
hard cap on the longest bitmap side, protecting memory on huge pages and deep zooms.
rerasterizeOnZoom
after a zoom settles, re-render the visible page at the zoomed resolution so deep zoom stays crisp instead of upscaling the base raster. Costs one extra rasterization per zoom settle.
preserveHairlines
compensate the engine's 1-px hairline floor for any raster-vs-screen scale difference, so sub-pixel strokes (0.1-width ECG traces, fine table rules) never vanish when the bitmap is downscaled.