Svg.brush.sample: def of gralha-svg-render@0.1.0.1
Import: import gralha-svg-render@0.1.0.1/svg.bend as Svg
Lines 2376-2395 of gralha-svg-render@0.1.0.1/svg.bend: https://jend.leeeet.dev/read.txt?path=gralha-svg-render@0.1.0.1/svg.bend&start_line=2376&end_line=2395

import Base
import gralha-text-scan@0.1.0.1/scan.bend as U
import gralha-image@0.1.0.1/image.bend as Img

def brush.sample(brush: Brush, +p: Point, +paintPoint: Point, next: List<&2, Scene<Brush>> -> Point -> Point -> Img.Color) -> Img.Color:
  match brush:
    case Solid{c, source}: c
    case Bitmap{raster, inv, nearest}:
      +mat = inv
      bitmap.sample(raster, matrix.point(mat, p), matrix.point(mat, paintPoint), nearest)
    case PendingContext{stroke, opacity}: Img.clear()
    case ContextPaint{source, matrix, opacity}:
      +mat = matrix
      color.fade(brush.sample(source, matrix.point(mat, p), matrix.point(mat, paintPoint), next), opacity)
    case Pattern{inv, w, h, opacity, nodes}:
      +matrix = inv
      pattern.at(matrix.point(matrix, p), matrix.point(matrix, paintPoint), w, h, opacity, nodes, next)
    case Tile{raster, inv, w, h, opacity, u, v, grid}: tile.sample(raster, matrix.point(inv, p), w, h, opacity, u, v, grid)
    case Gradient{inv, radial, start, end, radius, fr, stops, spread, opacity, linear}:
      +q = matrix.point(inv, paintPoint)
      +a = start
      +b = end
      gradient.at(U.choose(Parameter, radial, radial.parameter(q, a, b, radius, fr), linear.parameter(q, a, b)),
        stops, spread, opacity, linear)

Uses (16):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=gralha-image@0.1.0.1/image.bend&name=Color
  https://jend.leeeet.dev/definition.txt?path=gralha-image@0.1.0.1/image.bend&name=clear
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=Brush
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=Parameter
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=Point
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=Scene
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=bitmap.sample
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=color.fade
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=gradient.at
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=linear.parameter
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=matrix.point
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=pattern.at
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=radial.parameter
  https://jend.leeeet.dev/definition.txt?path=gralha-svg-render@0.1.0.1/svg.bend&name=tile.sample
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=choose