Parameters
| Name | Type | Description |
|---|---|---|
| d1 | f32 | Distance from first shape. |
| d2 | f32 | Distance from second shape. |
Returns
f32distance representing union of both shapes.
WGSL Code
fn sdfUnion(d1: f32, d2: f32) -> f32 { return min(d1, d2); }
| Name | Type | Description |
|---|---|---|
| d1 | f32 | Distance from first shape. |
| d2 | f32 | Distance from second shape. |
fn sdfUnion(d1: f32, d2: f32) -> f32 { return min(d1, d2); }
distance function for a circle.
distance function for a rectangular box.
two SDFs using intersection operation (overlapping area only).
two SDFs using subtraction operation (first shape minus second).
a signed distance field for a 3D box frame (hollow box).
a signed distance field for a capped torus.
a signed distance field for a capsule (cylinder with rounded caps).
a signed distance field for a cone.
a signed distance field for a cylinder.
a signed distance field for an ellipsoid.
a signed distance field for a gyroid surface.
a signed distance field for a hexagonal prism.
a signed distance field for an icosahedron.
a signed distance field for a 4D Julia set fractal.
a signed distance field for an octahedron.
a signed distance field for an infinite plane.
a signed distance field for a pyramid.
a signed distance field for a rhombus.
a signed distance field for a rounded box.
a signed distance field for a rounded cone.
a signed distance field for a rounded cylinder.
a signed distance field for a sphere.
a signed distance field for a tetrahedron.
a signed distance field for a torus.
a signed distance field for a triangular prism.
A JavaScript library providing WGSL utility functions as strings for WebGPU shader development. Includes mathematical utilities, noise generation, signed distance fields, and color manipulation functions.
npm install wgsl-fnsimport { sdfUnion, getFns } from 'wgsl-fns'getFns(['sdfUnion'])