@deck.gl/layers/dist/scatterplot-layer/scatterplot-layer.wgsl.d.ts

deck.gl core layers

declare const _default: "// TODO(ibgreen): Hack for Layer uniforms (move to new \"color\" module?)\n\nstruct LayerUniforms {\n  opacity: f32,\n};\n\nvar<private> layer: LayerUniforms = LayerUniforms(1.0);\n// @group(0) @binding(1) var<uniform> layer: LayerUniforms;\n\n// Main shaders\n\nstruct ScatterplotUniforms {\n  radiusScale: f32,\n  radiusMinPixels: f32,\n  radiusMaxPixels: f32,\n  lineWidthScale: f32,\n  lineWidthMinPixels: f32,\n  lineWidthMaxPixels: f32,\n  stroked: f32,\n  filled: i32,\n  antialiasing: i32,\n  billboard: i32,\n  radiusUnits: i32,\n  lineWidthUnits: i32,\n};\n\nstruct ConstantAttributeUniforms {\n instancePositions: vec3<f32>,\n instancePositions64Low: vec3<f32>,\n instanceRadius: f32,\n instanceLineWidths: f32,\n instanceFillColors: vec4<f32>,\n instanceLineColors: vec4<f32>,\n instancePickingColors: vec3<f32>,\n\n instancePositionsConstant: i32,\n instancePositions64LowConstant: i32,\n instanceRadiusConstant: i32,\n instanceLineWidthsConstant: i32,\n instanceFillColorsConstant: i32,\n instanceLineColorsConstant: i32,\n instancePickingColorsConstant: i32\n};\n\n@group(0) @binding(2) var<uniform> scatterplot: ScatterplotUniforms;\n\nstruct ConstantAttributes {\n  instancePositions: vec3<f32>,\n  instancePositions64Low: vec3<f32>,\n  instanceRadius: f32,\n  instanceLineWidths: f32,\n  instanceFillColors: vec4<f32>,\n  instanceLineColors: vec4<f32>,\n  instancePickingColors: vec3<f32>\n};\n\nconst constants = ConstantAttributes(\n  vec3<f32>(0.0),\n  vec3<f32>(0.0),\n  0.0,\n  0.0,\n  vec4<f32>(0.0, 0.0, 0.0, 1.0),\n  vec4<f32>(0.0, 0.0, 0.0, 1.0),\n  vec3<f32>(0.0)\n);\n\nstruct Attributes {\n  @builtin(instance_index) instanceIndex : u32,\n  @builtin(vertex_index) vertexIndex : u32,\n  @location(0) positions: vec3<f32>,\n  @location(1) instancePositions: vec3<f32>,\n  @location(2) instancePositions64Low: vec3<f32>,\n  @location(3) instanceRadius: f32,\n  @location(4) instanceLineWidths: f32,\n  @location(5) instanceFillColors: vec4<f32>,\n  @location(6) instanceLineColors: vec4<f32>,\n  @location(7) instancePickingColors: vec3<f32>\n};\n\nstruct Varyings {\n  @builtin(position) position: vec4<f32>,\n  @location(0) vFillColor: vec4<f32>,\n  @location(1) vLineColor: vec4<f32>,\n  @location(2) unitPosition: vec2<f32>,\n  @location(3) innerUnitRadius: f32,\n  @location(4) outerRadiusPixels: f32,\n};\n\n@vertex\nfn vertexMain(attributes: Attributes) -> Varyings {\n  var varyings: Varyings;\n\n  // Draw an inline geometry constant array clip space triangle to verify that rendering works.\n  // var positions = array<vec2<f32>, 3>(vec2(0.0, 0.5), vec2(-0.5, -0.5), vec2(0.5, -0.5));\n  // if (attributes.instanceIndex == 0) {\n  //   varyings.position = vec4<f32>(positions[attributes.vertexIndex], 0.0, 1.0);\n  //   return varyings;\n  // }\n\n  // var geometry: Geometry;\n  // geometry.worldPosition = instancePositions;\n\n  // Multiply out radius and clamp to limits\n  varyings.outerRadiusPixels = clamp(\n    project_unit_size_to_pixel(scatterplot.radiusScale * attributes.instanceRadius, scatterplot.radiusUnits),\n    scatterplot.radiusMinPixels, scatterplot.radiusMaxPixels\n  );\n\n  // Multiply out line width and clamp to limits\n  let lineWidthPixels = clamp(\n    project_unit_size_to_pixel(scatterplot.lineWidthScale * attributes.instanceLineWidths, scatterplot.lineWidthUnits),\n    scatterplot.lineWidthMinPixels, scatterplot.lineWidthMaxPixels\n  );\n\n  // outer radius needs to offset by half stroke width\n  varyings.outerRadiusPixels += scatterplot.stroked * lineWidthPixels / 2.0;\n  // Expand geometry to accommodate edge smoothing\n  let edgePadding = select(\n    (varyings.outerRadiusPixels + SMOOTH_EDGE_RADIUS) / varyings.outerRadiusPixels,\n    1.0,\n    scatterplot.antialiasing != 0\n  );\n\n  // position on the containing square in [-1, 1] space\n  varyings.unitPosition = edgePadding * attributes.positions.xy;\n  geometry.uv = varyings.unitPosition;\n  geometry.pickingColor = attributes.instancePickingColors;\n\n  varyings.innerUnitRadius = 1.0 - scatterplot.stroked * lineWidthPixels / varyings.outerRadiusPixels;\n\n  if (scatterplot.billboard != 0) {\n    varyings.position = project_position_to_clipspace(attributes.instancePositions, attributes.instancePositions64Low, vec3<f32>(0.0)); // TODO , geometry.position);\n    // DECKGL_FILTER_GL_POSITION(varyings.position, geometry);\n    let offset = attributes.positions; // * edgePadding * varyings.outerRadiusPixels;\n    // DECKGL_FILTER_SIZE(offset, geometry);\n    let clipPixels = project_pixel_size_to_clipspace(offset.xy);\n    varyings.position.x = clipPixels.x;\n    varyings.position.y = clipPixels.y;\n  } else {\n    let offset = edgePadding * attributes.positions * project_pixel_size_float(varyings.outerRadiusPixels);\n    // DECKGL_FILTER_SIZE(offset, geometry);\n    varyings.position = project_position_to_clipspace(attributes.instancePositions, attributes.instancePositions64Low, offset); // TODO , geometry.position);\n    // DECKGL_FILTER_GL_POSITION(varyings.position, geometry);\n  }\n\n  // Apply opacity to instance color, or return instance picking color\n  varyings.vFillColor = vec4<f32>(attributes.instanceFillColors.rgb, attributes.instanceFillColors.a * layer.opacity);\n  // DECKGL_FILTER_COLOR(varyings.vFillColor, geometry);\n  varyings.vLineColor = vec4<f32>(attributes.instanceLineColors.rgb, attributes.instanceLineColors.a * layer.opacity);\n  // DECKGL_FILTER_COLOR(varyings.vLineColor, geometry);\n\n  return varyings;\n}\n\n@fragment\nfn fragmentMain(varyings: Varyings) -> @location(0) vec4<f32> {\n  // var geometry: Geometry;\n  // geometry.uv = unitPosition;\n\n  let distToCenter = length(varyings.unitPosition) * varyings.outerRadiusPixels;\n  let inCircle = select(\n    smoothedge(distToCenter, varyings.outerRadiusPixels),\n    step(distToCenter, varyings.outerRadiusPixels),\n    scatterplot.antialiasing != 0\n  );\n\n  if (inCircle == 0.0) {\n    // discard;\n  }\n\n  var fragColor: vec4<f32>;\n\n  if (scatterplot.stroked != 0) {\n    let isLine = select(\n      smoothedge(varyings.innerUnitRadius * varyings.outerRadiusPixels, distToCenter),\n      step(varyings.innerUnitRadius * varyings.outerRadiusPixels, distToCenter),\n      scatterplot.antialiasing != 0\n    );\n\n    if (scatterplot.filled != 0) {\n      fragColor = mix(varyings.vFillColor, varyings.vLineColor, isLine);\n    } else {\n      if (isLine == 0.0) {\n        // discard;\n      }\n      fragColor = vec4<f32>(varyings.vLineColor.rgb, varyings.vLineColor.a * isLine);\n    }\n  } else if (scatterplot.filled == 0) {\n    // discard;\n  } else {\n    fragColor = varyings.vFillColor;\n  }\n\n  fragColor.a *= inCircle;\n  // DECKGL_FILTER_COLOR(fragColor, geometry);\n\n  return fragColor;\n  // return vec4<f32>(0, 0, 1, 1);\n}\n";
export default _default;
//# sourceMappingURL=scatterplot-layer.wgsl.d.ts.map